CN102821447A

CN102821447A - Terminal and data communication method

Info

Publication number: CN102821447A
Application number: CN2012102931865A
Authority: CN
Inventors: 董贤东
Original assignee: Yulong Computer Telecommunication Scientific Shenzhen Co Ltd; Dongguan Yulong Telecommunication Technology Co Ltd
Current assignee: Yulong Computer Telecommunication Scientific Shenzhen Co Ltd; Dongguan Yulong Telecommunication Technology Co Ltd
Priority date: 2012-08-16
Filing date: 2012-08-16
Publication date: 2012-12-12
Anticipated expiration: 2032-08-16
Also published as: CN102821447B

Abstract

The invention provides a terminal and a data communication method. The terminal comprises a message generation module, a parameter setting module and a data interaction module, wherein the message generation module is used for generating broadcast messages; the parameter setting module is used for setting the transmitting power and/or a modulation and coding mode of the broadcast messages; and the data interaction module is used for sending the broadcast messages according to the transmitting power and/or the modulation and coding mode. According to the terminal, in the equipment discovery process and/or the service discovery process, the transmitting power of equipment discovery messages and/or service discovery messages can be controlled, the flexible control over the communication distance is realized, and the interference to the normal communication of other equipment is reduced.

Description

Terminal and data communications method

Technical field

The present invention relates to moving communicating field, in particular to terminal and data communications method.

Background technology

In WFA (Wi-Fi Alliance), set up the new NAN of seminar (Neighbor Awareness Networking, neighbours' sensing network); Be in the talking stage of application scenarios and demand now; The content of its research is a social networks, mainly is how the terminal is found other terminal and shared, and with the difference of p2p (reciprocity internet) is: in the p2p network; A Group owner (the group owner) is arranged; Just mean that whole p2p network has not existed if this Group owner has left this network, and in the NAN network, do not have the notion of Group owner; That is to say when a terminal and left the NAN network, other terminal still can keep communication.

The characteristics of NAN network are following:

1, frequent transmission or subscription NAN network are found broadcast;

2, NAN network service should be avoided the interference to other network service as much as possible, that is to say the scope that can control its scope of finding miscellaneous equipment and can be found by miscellaneous equipment;

3, can set up association fast.

Because in the NAN network; The terminal is in the discovery procedure and the process that comes to light; Should command range, that is to say that so the terminal when sending the NAN network and find broadcast, considers the power sensitivity of receiving terminal; Should control transmitting power, so the present invention has defined the power control mechanism of NAN network discovery broadcast.

In existing Wi-Fi technology, in order to let all terminals can both listen to broadcast, they all send with maximum power and basic MCS (modulation and coded system) mode.There are two shortcomings in the such scheme, 1: disturb big to other equipment proper communication; 2: with compare with other MCS mode, data rate is low, call duration time is long, is unfavorable for the power saving of device self.If the mechanism of the broadcast in the existing standard is applied to existing NAN network, be to satisfy demand that NAN controls for distance.

Therefore; Need a kind of technical scheme that communicates to the network environment of types such as NAN; In device discovery procedure and/or in the service discovery process; Can control appliance find the transmitting power of message and/or service discovery messages, realize flexible control, reduce interference the miscellaneous equipment proper communication to communication distance.

Summary of the invention

Technical problem to be solved by this invention is; A kind of technical scheme that communicates to the network environment of types such as NAN; According to the business that will carry out, in device discovery procedure and/or service discovery process, control appliance is found the transmitting power of message and/or service discovery messages; The follow-up service message that carries out adopts device discovery messages and/or the same messaging parameter of service discovery messages; Realize that the NAN network equipment can be found flexibly, reduced simultaneously in the discovery procedure interference of miscellaneous equipment proper communication is helped terminal self power saving simultaneously.

The invention provides a kind of terminal, comprising: message generating module generates broadcast; Parameter is provided with module, and transmitting power and/or the modulation and the coded system of said broadcast is set; The data interaction module is sent said broadcast by said transmitting power and/or modulation and coded system.In this technical scheme; The data interaction module is equivalent to signal receiving/transmission device and the antenna at terminal etc., and message generating module is equivalent to the processing unit that terminal inner generates message, and parameter is provided with module can be based on the module that can directly be used for the parameter input that parts such as keyboard, touch-screen are realized; Also can be to be integrated in the processing unit jointly with message generating module; Automatically generate the occurrence of transmitting power and/or MCS mode,, realized the flexible control of broadcast transmitting power and/or MCS mode through this programme; Be provided with when proper in transmitting power and/or MCS mode; Control appliance is found the scope of miscellaneous equipment or the scope of being found by miscellaneous equipment effectively, and reduces the interference to the miscellaneous equipment proper communication, helps equipment self power saving in the discovery procedure simultaneously.

In technique scheme, preferably, said broadcast possesses device discovery function and/or service discovery function.In this technical scheme; Comprise the information element that is used for device discovery and/or service discovery in the broadcast; When miscellaneous equipment receives broadcast, can resolve these information elements and whether be complementary with own interest, if the coupling would connect with said broadcast transmit leg.

In technique scheme, preferably, said broadcast comprises device discovery messages and/or the service discovery messages that realizes said device discovery function and/or service discovery function.In this technical scheme, under concrete communication scenes, in said broadcast, comprise identifier or out of Memory element, the type that is used for identifying said broadcast is device discovery messages and/or service discovery messages.

In technique scheme, preferably, said device discovery messages and/or service discovery messages comprise probe request message and/or association request message.In this technical scheme; Under concrete communication scenes; In described probe request message and/or association request message with on be used for the information element of device discovery and/or service discovery; When miscellaneous equipment receives broadcast, can resolve these information elements and whether be complementary, if coupling then connect with the transmit leg of said broadcast with own interest.

In technique scheme, preferably, said parameter is provided with the business that module is carried out as required, and transmitting power and/or the modulation and the coded system of said broadcast is set.In this technical scheme; Can be to the characteristics of different business; Select suitable transmission power and/or MCS mode; Guarantee to accomplish service communication simultaneously; Reduction is to the interference of miscellaneous equipment proper communication and help self and save electric weight, in this programme, when the service communication that carries out does not begin; Promptly send broadcast according to messaging parameters such as transmitting power that is applicable to different business and/or MCS modes; The parameter of follow-up business communication is provided with by the transmitting power of broadcast and/or MCS mode and gets final product, if when the service information elements in the broadcast that for example receives is chat service, the transmitting power of the chat service that just can will carry out according to the messaging parameter of broadcast of recipient is provided with higher and/or the MCS mode is provided with lower so; If the service information elements in the broadcast that receives is when to be file-sharing professional, the lower and/or MCS mode of the transmitting power setting of the file-sharing that just can will carry out according to the messaging parameter of broadcast of recipient is provided with higher so.

In technique scheme; Preferably; When needs carried out first business, it was that said broadcast is provided with first transmitting power and/or first modulation and coded system that said parameter is provided with module, when needs carry out second business; It is that said broadcast is provided with second transmitting power and/or second modulation and coded system that said parameter is provided with module; Wherein, said first professional and said second business is identical or different, and said first transmitting power and/or first modulation and coded system and said second transmitting power and/or second modulation are identical or different with coded system.In this technical scheme; Transmitting power and/or MCS mode in broadcast depend under the service conditions that will carry out; Because the diversity ratio between the different business is less or belong to same type; Then broadcast can adopt identical transmitting power and/or MCS mode, and some business differs greatly or belongs to a different category, and then can adopt distinct transmit power and/or MCS mode according to characteristics separately; If for example the user will carry out the less chat service of data volume; Be used for so the transmitting power of the broadcast of device discovery and/or service discovering just should be greatly and/or the MCS mode just should be little, bigger file-sharing is professional if the user will carry out data volume, be used for so the transmitting power of the broadcast of device discovery and/or service discovering just should be little and/or the MCS mode just should be big.

In technique scheme; Preferably; In the said first professional data volume more than or equal to the said second professional data volume; And/or the said first professional data interaction frequent degree when being greater than or equal to the said second professional data interaction frequent degree, said first transmitting power is less than or equal to said second transmitting power, and/or the message transmission rate of said first modulation and coded system is more than or equal to the message transmission rate of said second modulation with coded system.In this technical scheme, when data volume is big, adopt less transmitting power can reduce interference to the miscellaneous equipment proper communication; And/or the MCS mode of employing higher data transmission rate; With the minimizing call duration time, and when the data interaction frequent degree of business is higher, for power saving then can be adopted less transmitting power; And/or adopt the MCS mode of larger data transmission rate to reduce call duration time, to reduce the power consumption time and to interference time of the proper communication of miscellaneous equipment.

In technique scheme; Preferably, also comprise: professional determination module, the business that prerecorded business is carried out as said needs in said terminal; And/or the message that receives according to said terminal; Confirm that said needs carry out business, and/or on the interface at said terminal, the different service option is provided, and confirm the business that said needs carry out according to user-selected business option; And/or detect the application that the user launches in said terminal, confirm the business that said needs carry out according to detected application.In this technical scheme, the terminal can adopt multiple mode to confirm the business that need carry out, for example; This business can preset, and can when listening to some message, parse the content in the message; The business that need carry out according to content setting; Can also provide business option to select the business that need carry out, and can should be used for confirming the business that need carry out according to the user launched by the user, more than multiple mode be merely example; Be not used in restriction and confirm professional mode, it is professional to adopt more mode to confirm.

In technique scheme; Preferably; Said parameter is provided with module also by transmitting power and/or the modulation and the coded system of said broadcast, and the messaging parameter of the business that need carry out is set, and carries out service communication for said data interaction module by said messaging parameter.In this technical scheme; Because when transmitting power that broadcast is set and/or MCS mode, considered business features, so when carrying out service communication; By the transmitting power of broadcast and/or MCS mode messaging parameter being set gets final product; Just can guarantee that the interference that causes in the communication process is less, and can save terminal electric quality, for example when the less chat service of data volume, can adopt bigger transmitting power and/or lower MCS mode to carry out the mutual of data; And the bigger file-sharing of data volume can adopt less transmitting power and/or higher MCS mode to carry out the mutual of data when professional; Effectively like this controlled professional communication range, reduced interference, helped self power saving simultaneously the miscellaneous equipment proper communication.

The present invention also provides a kind of data communications method, comprising: generate broadcast; Transmitting power and/or the modulation and the coded system of said broadcast are set; Send said broadcast by said transmitting power and/or modulation and coded system.In this technical scheme; Realized the flexible control of broadcast transmitting power and/or MCS mode; Be provided with when proper in transmitting power and/or MCS mode; Control appliance is found the scope of miscellaneous equipment or the scope of being found by miscellaneous equipment effectively, and reduces the interference to the miscellaneous equipment proper communication, helps equipment self power saving in the discovery procedure simultaneously.

In technique scheme, preferably, said transmitting power that said broadcast is set and/or modulation and coded system comprise: the business of carrying out as required is provided with transmitting power and/or the modulation and the coded system of said broadcast.In this technical scheme; Can be to the characteristics of different business; Select suitable transmission power and/or MCS mode; Guarantee to accomplish service communication simultaneously; Reduction is to the interference of miscellaneous equipment proper communication and help self and save electric weight, in this programme, when the service communication that carries out does not begin; Promptly send broadcast according to messaging parameters such as transmitting power that is applicable to different business and/or MCS modes; The parameter of follow-up business communication is provided with by the transmitting power of broadcast and/or MCS mode and gets final product, if when the service information elements in the broadcast that for example receives is chat service, the transmitting power of the chat service that just can will carry out according to the messaging parameter of broadcast of recipient is provided with higher and/or the MCS mode is provided with lower so; If the service information elements in the broadcast that receives is when to be file-sharing professional, the lower and/or MCS mode of the transmitting power setting of the file-sharing that just can will carry out according to the messaging parameter of broadcast of recipient is provided with higher so.

In technique scheme; Preferably, said business of carrying out as required, transmitting power and/or modulation and coded system that said broadcast is set comprise: carry out first when professional at needs; For said broadcast is provided with first transmitting power and/or first modulation and coded system; When needs carry out second business, for said broadcast is provided with second transmitting power and/or second modulation and coded system, wherein; Said first professional and said second business is identical or different, and said first transmitting power and/or first modulation and coded system and said second transmitting power and/or second modulation are identical or different with coded system.In this technical scheme; Transmitting power and/or MCS mode in broadcast depend under the service conditions that will carry out; Because the diversity ratio between the different business is less or belong to same type; Then broadcast can adopt identical transmitting power and/or MCS mode, and some business differs greatly or belongs to a different category, and then can adopt distinct transmit power and/or MCS mode according to characteristics separately; If for example the user will carry out the less chat service of data volume; Be used for so the transmitting power of the broadcast of device discovery and/or service discovering just should be greatly and/or the MCS mode just should be little, bigger file-sharing is professional if the user will carry out data volume, be used for so the transmitting power of the broadcast of device discovery and/or service discovering just should be little and/or the MCS mode just should be big.

In technique scheme, preferably, also comprise: the business that prerecorded business is carried out as said needs in said terminal; And/or, confirm that said needs carry out business according to the message that said terminal receives; And/or the different service option is provided, and confirm the business that said needs carry out according to user-selected business option on the interface at said terminal; And/or detect the application that the user launches in said terminal, confirm the business that said needs carry out according to detected application.In this technical scheme, the terminal can adopt multiple mode to confirm the business that need carry out, for example; This business can preset, and can when listening to some message, parse the content in the message; The business that need carry out according to content setting; Can also provide business option to select the business that need carry out, and can should be used for confirming the business that need carry out according to the user launched by the user, more than multiple mode be merely example; Be not used in restriction and confirm professional mode, it is professional to adopt more mode to confirm.

In technique scheme, preferably, also comprise: by transmitting power and/or the modulation and the coded system of said broadcast, the messaging parameter of the business that need carry out is set, carries out service communication by said messaging parameter for said data interaction module.In this technical scheme; Because when transmitting power that broadcast is set and/or MCS mode, considered business features, so when carrying out service communication; By the transmitting power of broadcast and/or MCS mode messaging parameter being set gets final product; Just can guarantee that the interference that causes in the communication process is less, and can save terminal electric quality, for example when the less chat service of data volume, can adopt bigger transmitting power and/or lower MCS mode to carry out the mutual of data; And the bigger file-sharing of data volume can adopt less transmitting power and/or higher MCS mode to carry out the mutual of data when professional; Effectively like this controlled professional communication range, reduced interference, helped self power saving simultaneously the miscellaneous equipment proper communication.

The present invention also provides a kind of terminal, comprising: the data interaction module receives broadcast; Parameter acquisition module, the transmitting power of obtaining said broadcast with/modulation and coded system.In this technical scheme; The data interaction module is equivalent to signal receiving/transmission device and the antenna at terminal etc., and parameter acquisition module can be used for the device of signal resolution, because transmit leg is when sending broadcast; Considered the problem of signal interference, power-saving; So the recipient can obtain the transmitting power and/or the MCS mode of broadcast, if follow-up need communication with transmit leg then can be provided with messaging parameter by the transmitting power and/or the MCS mode of the broadcast that receives; Reducing in the communication process interference, and reduce the electric quantity consumption of self to the proper communication of miscellaneous equipment.

In technique scheme, preferably, said broadcast comprises that the device discovery messages and/or the service discovery messages that realize said device discovery function and/or service discovery function realize.In this technical scheme, under concrete communication scenes, in said broadcast, comprise identifier or out of Memory element, the type that is used for identifying said this broadcast is device discovery messages and/or service discovery messages.

In technique scheme, preferably, said device discovery messages and/or service discovery messages comprise probe request message and/or association request message.In this technical scheme; Under concrete communication scenes; In described probe request message and/or association request message with on be used for the information element of device discovery and/or service discovery; When miscellaneous equipment receives broadcast, can resolve these information elements and whether be complementary with own interest, if the coupling would connect with said broadcast transmit leg.

In technique scheme; Preferably; Also comprise: parameter is provided with module; By transmitting power and/or the modulation and the coded system of said broadcast, the messaging parameter of the business that need carry out with the transmit leg of said broadcast is set, supply said data interaction module to carry out service communication by said messaging parameter and said transmit leg.In this technical scheme; Because transmit leg is when sending broadcast; Joint business characteristics; The transmitting power and/or the MCS mode of broadcast have been controlled to problems such as signal interference, power-savings; Then the recipient then can be provided with the messaging parameter industry communication of being engaged in of going forward side by side according to the transmitting power of broadcast and/or MCS mode and get final product, with the interference that causes in the reduction communication process, and reduces self electric quantity consumption; When if the service information elements in the broadcast that for example receives is chat service; The transmitting power of the chat service that just can will carry out according to the messaging parameter of broadcast of recipient is provided with higher and/or the MCS mode is provided with lowlyer so, if the service information elements in the broadcast that receives when to be file-sharing professional, the lower and/or MCS mode of the transmitting power setting of the file-sharing that just can will carry out according to the messaging parameter of broadcast of recipient is provided with higher so.

In technique scheme; Preferably; Said parameter is provided with module when said broadcast has first transmitting power and/or first modulation and coded system, by said first transmitting power and/or said first modulation and coded system, the messaging parameter of first business that need carry out is set; When said broadcast has second transmitting power and/or second modulation and coded system; By said second transmitting power and/or said second modulation and coded system, the messaging parameter of second business that need carry out is set, wherein; Said first professional and said second business is identical or different, and said first transmitting power and/or first modulation and coded system and said second transmitting power and/or second modulation are identical or different with coded system.In this technical scheme; Different business has different features, and corresponding separately suitable transmission power and/or MCS mode can guarantee to accomplish service communication simultaneously; Reduce the interference that causes and save electric weight; In this programme, when the transmitting power of broadcast and/or MCS mode were applicable to need carry out professional, the recipient was provided with messaging parameter by the transmitting power of broadcast and/or MCS mode and communicates; Then reduce power consumption; And reduce interference to miscellaneous equipment, if for example the user will carry out the less chat service of data volume, be used for so the transmitting power of the broadcast of device discovery and/or service discovering just should be greatly and/or the MCS mode just should be little; If it is professional that the user will carry out the bigger file-sharing of data volume, be used for so the transmitting power of the broadcast of device discovery and/or service discovering just should be little and/or the MCS mode just should be big.

In technique scheme; Preferably; In the said first professional data volume more than or equal to the said second professional data volume; And/or the said first professional data interaction frequent degree when being greater than or equal to the said second professional data interaction frequent degree, said first transmitting power is less than or equal to said second transmitting power, and/or the message transmission rate of said first modulation and coded system is more than or equal to the message transmission rate of said second modulation with coded system.In this technical scheme; When data volume is big, adopts less transmitting power can avoid long-time power consumption, and/or adopt the MCS mode of higher data transmission rate; To reduce call duration time; This can save electric weight and also reduce the interference time to the miscellaneous equipment proper communication, and when the data frequent degree of business is higher, for power saving then can be adopted less transmitting power; And/or adopt the MCS mode of larger data transmission rate to reduce call duration time, to reduce the power consumption time and to interference time of miscellaneous equipment proper communication.

In technique scheme; Preferably, it is characterized in that, also comprise: professional judge module; The business that judgement need be carried out whether with said terminal in the business that presets conform to; When being, parameter is provided with transmitting power and/or modulation and the coded system of module by said broadcast, and the messaging parameter of the business that need carry out with the transmit leg of said broadcast is set in judged result.In this technical scheme; The recipient is when receiving broadcast; If when finding it needs cooperate transmit leg to carry out service communication according to broadcast; Then needn't obtain the operations such as transmitting power and/or MCS mode of broadcast, help saving resources such as terminal electric quality, if when the recipient finds oneself coupling professional; Parameter is provided with the messaging parameter of the service message that module will carry out according to the messaging parameter setting of broadcast; For example when the less chat service of data volume, can adopt bigger transmitting power and/or lower MCS mode to carry out the mutual of data, and the bigger file-sharing of data volume can adopt less transmitting power and/or higher MCS mode to carry out the mutual of data when professional, effectively like this control professional communication range; Reduced interference, helped self power saving simultaneously the miscellaneous equipment proper communication.

The present invention also provides a kind of data communications method, comprising: receive broadcast; The transmitting power of obtaining said broadcast with/modulation and coded system.In this technical scheme; Because transmit leg when sending broadcast, has been considered the problem of signal interference, power-saving, so the recipient can obtain the transmitting power and/or the MCS mode of broadcast; If follow-up need communication with transmit leg; Then can messaging parameter be set, reducing in the communication process interference, and reduce the electric quantity consumption of self proper communication of miscellaneous equipment by the transmitting power and/or the MCS mode of the broadcast that receives.

In technique scheme, preferably, said broadcast comprises that the device discovery messages and/or the service discovery messages that realize said device discovery function and/or service discovery function realize.In this technical scheme, under concrete communication scenes, in said broadcast, comprise identifier or out of Memory element, the type that is used for identifying said broadcast is device discovery messages and/or service discovery messages.

In technique scheme; Preferably; Also comprise: by transmitting power and/or the modulation and the coded system of said broadcast, the messaging parameter of the business that need carry out with the transmit leg of said broadcast is set, and carries out service communication by said messaging parameter and said transmit leg.In this technical scheme; Because transmit leg is when sending broadcast; Joint business characteristics; The transmitting power and/or the MCS mode of broadcast have been controlled to problems such as signal interference, power-savings; Then the recipient then can be provided with the messaging parameter industry communication of being engaged in of going forward side by side according to the transmitting power of broadcast and/or MCS mode and get final product, with the interference that causes in the reduction communication process, and reduces self electric quantity consumption; When if the service information elements in the broadcast that for example receives is chat service; The transmitting power of the chat service that just can will carry out according to the messaging parameter of broadcast of recipient is provided with higher and/or the MCS mode is provided with lowlyer so, if the service information elements in the broadcast that receives when to be file-sharing professional, the lower and/or MCS mode of the transmitting power setting of the file-sharing that just can will carry out according to the messaging parameter of broadcast of recipient is provided with higher so.

In technique scheme; Preferably; Said transmitting power and/or modulation and coded system by said broadcast; The messaging parameter that the business that need carry out with the transmit leg of said broadcast is set comprises: when said broadcast has first transmitting power and/or first modulation and coded system, by said first transmitting power and/or said first modulation and coded system, the messaging parameter of first business that need carry out is set; When said broadcast has second transmitting power and/or second modulation and coded system; By said second transmitting power and/or said second modulation and coded system, the messaging parameter of second business that need carry out is set, wherein; Said first professional and said second business is identical or different, and said first transmitting power and/or first modulation and coded system and said second transmitting power and/or second modulation are identical or different with coded system.In this technical scheme; Different business has different features, and corresponding separately suitable transmission power and/or MCS mode can guarantee to accomplish service communication simultaneously; Reduce the interference that causes and save electric weight; In this programme, when the transmitting power of broadcast and/or MCS mode were applicable to need carry out professional, the recipient was provided with messaging parameter by the transmitting power of broadcast and/or MCS mode and communicates; Then reduce power consumption; And reduce interference to miscellaneous equipment, if for example the user will carry out the less chat service of data volume, be used for so the transmitting power of the broadcast of device discovery and/or service discovering just should be greatly and/or the MCS mode just should be little; If it is professional that the user will carry out the bigger file-sharing of data volume, be used for so the transmitting power of the broadcast of device discovery and/or service discovering just should be little and/or the MCS mode just should be big.

In technique scheme; Preferably; In said transmitting power and/or modulation and coded system by said broadcast; Also comprise before the messaging parameter of the business that need carry out with the transmit leg of said broadcast is set: judge need and business that said transmit leg carries out whether with said terminal in the business that presets conform to; And in judged result when being, get into said transmitting power and/or modulation and coded system by said broadcast, the step of the messaging parameter of the business that need carry out with the transmit leg of said broadcast is set.In this technical scheme; The recipient is when receiving broadcast; If when finding it needs cooperate transmit leg to carry out service communication according to broadcast; Then needn't obtain the operations such as transmitting power and/or MCS mode of broadcast, help saving resources such as terminal electric quality, if when the recipient finds oneself coupling professional; Parameter is provided with the messaging parameter of the service message that module will carry out according to the messaging parameter setting of broadcast; For example when the less chat service of data volume, can adopt bigger transmitting power and/or lower MCS mode to carry out the mutual of data, and the bigger file-sharing of data volume can adopt less transmitting power and/or higher MCS mode to carry out the mutual of data when professional, effectively like this control professional communication range; Reduced interference, helped self power saving simultaneously the miscellaneous equipment proper communication.

Through above technical scheme; Can realize terminal and data communications method; According to the business that will carry out, in device discovery procedure and/or service discovery process, control appliance is found the transmitting power of message and/or service discovery messages; The follow-up service message that carries out adopts device discovery messages and/or the same messaging parameter of service discovery messages; Realize that the NAN network equipment can be found flexibly, reduced simultaneously in the discovery procedure interference of miscellaneous equipment proper communication is helped terminal self power saving simultaneously.

Description of drawings

Fig. 1 is the block diagram at terminal according to an embodiment of the invention;

Fig. 2 is the flow chart of data communications method according to an embodiment of the invention;

Fig. 3 is the block diagram at terminal according to an embodiment of the invention;

Fig. 4 is the flow chart of data communications method according to an embodiment of the invention;

Fig. 5 is the workflow diagram at terminal according to an embodiment of the invention;

Fig. 6 is the interface sectional drawing at terminal according to an embodiment of the invention.

Embodiment

In order more to be expressly understood above-mentioned purpose of the present invention, feature and advantage, the present invention is further described in detail below in conjunction with accompanying drawing and embodiment.Need to prove that under the situation of not conflicting, the application's embodiment and the characteristic among the embodiment can make up each other.

A lot of details have been set forth in the following description so that make much of the present invention; But; The present invention can also adopt other to be different from alternate manner described here and implement, and therefore, protection scope of the present invention does not receive the restriction of following disclosed specific embodiment.

Fig. 1 is the block diagram at terminal according to an embodiment of the invention.

As shown in Figure 1, the invention provides a kind of terminal 100, comprising: message generating module 102 generates broadcast; Parameter is provided with module 104, and transmitting power and/or the modulation and the coded system of said broadcast is set; Data interaction module 106 is sent said broadcast by said transmitting power and/or modulation and coded system.In this technical scheme; Data interaction module 106 is equivalent to signal receiving/transmission device and the antenna at terminal etc., and message generating module 102 is equivalent to the processing unit that terminal inner generates message, and parameter is provided with module 104 can be based on the module that can directly be used for the parameter input that parts such as keyboard, touch-screen are realized; Also can be to be integrated in the processing unit jointly with message generating module 102; Automatically generate the occurrence of transmitting power and/or MCS mode,, realized the flexible control of broadcast transmitting power and/or MCS mode through this programme; Be provided with when proper in transmitting power and/or MCS mode; Control appliance is found the scope of miscellaneous equipment or the scope of being found by miscellaneous equipment effectively, and reduces the interference to the miscellaneous equipment proper communication, helps equipment self power saving in the discovery procedure simultaneously.

In technique scheme, said broadcast possesses device discovery function and/or service discovery function.In this technical scheme; Comprise the information element that is used for device discovery and/or service discovery in the broadcast; When miscellaneous equipment receives broadcast, can resolve these information elements and whether be complementary with own interest, if the coupling would connect with said broadcast transmit leg.

In technique scheme, said broadcast comprises device discovery messages and/or the service discovery messages that realizes said device discovery function and/or service discovery function.In this technical scheme, under concrete communication scenes, in said broadcast, comprise identifier or out of Memory element, the type that is used for identifying said broadcast is device discovery messages and/or service discovery messages.

In technique scheme, said device discovery messages and/or service discovery messages comprise probe request message and/or association request message.In this technical scheme; Under concrete communication scenes; In described probe request message and/or association request message with on be used for the information element of device discovery and/or service discovery; When miscellaneous equipment receives broadcast, can resolve these information elements and whether be complementary, if coupling then connect with the transmit leg of said broadcast with own interest.

In technique scheme, said parameter is provided with the business that module 104 is carried out as required, and transmitting power and/or the modulation and the coded system of said broadcast is set.In this technical scheme; Can be to the characteristics of different business; Select suitable transmission power and/or MCS mode; Guarantee to accomplish service communication simultaneously; Reduction is to the interference of miscellaneous equipment proper communication and help self and save electric weight, in this programme, when the service communication that carries out does not begin; Promptly send broadcast according to messaging parameters such as transmitting power that is applicable to different business and/or MCS modes; The parameter of follow-up business communication is provided with by the transmitting power of broadcast and/or MCS mode and gets final product, if when the service information elements in the broadcast that for example receives is chat service, the transmitting power of the chat service that just can will carry out according to the messaging parameter of broadcast of recipient is provided with higher and/or the MCS mode is provided with lower so; If the service information elements in the broadcast that receives is when to be file-sharing professional, the lower and/or MCS mode of the transmitting power setting of the file-sharing that just can will carry out according to the messaging parameter of broadcast of recipient is provided with higher so.

In technique scheme; When needs carry out first business; Said parameter is provided with module 104 and for said broadcast first transmitting power and/or first modulation and coded system is set; Carry out second when professional at needs, said parameter is provided with module 104 and for said broadcast second transmitting power and/or second modulation and coded system is set, wherein; Said first professional and said second business is identical or different, and said first transmitting power and/or first modulation and coded system and said second transmitting power and/or second modulation are identical or different with coded system.In this technical scheme; Transmitting power and/or MCS mode in broadcast depend under the service conditions that will carry out; Because the diversity ratio between the different business is less or belong to same type; Then broadcast can adopt identical transmitting power and/or MCS mode, and some business differs greatly or belongs to a different category, and then can adopt distinct transmit power and/or MCS mode according to characteristics separately; If for example the user will carry out the less chat service of data volume; Be used for so the transmitting power of the broadcast of device discovery and/or service discovering just should be greatly and/or the MCS mode just should be little, bigger file-sharing is professional if the user will carry out data volume, be used for so the transmitting power of the broadcast of device discovery and/or service discovering just should be little and/or the MCS mode just should be big.

In technique scheme; In the said first professional data volume more than or equal to the said second professional data volume; And/or the said first professional data interaction frequent degree when being greater than or equal to the said second professional data interaction frequent degree; Said first transmitting power is less than or equal to said second transmitting power, and/or said first modulation is modulated more than or equal to said second with the message transmission rate of coded system and the message transmission rate of coded system.In this technical scheme, when data volume is big, adopt less transmitting power can reduce interference to the miscellaneous equipment proper communication; And/or the MCS mode of employing higher data transmission rate; With the minimizing call duration time, and when the data interaction frequent degree of business is higher, for power saving then can be adopted less transmitting power; And/or adopt the MCS mode of larger data transmission rate to reduce call duration time, to reduce the power consumption time and to interference time of the proper communication of miscellaneous equipment.

In technique scheme; Also comprise: professional determination module 108; The business that prerecorded business is carried out as said needs in said terminal, and/or, confirm that said needs carry out business according to the message that said terminal receives; And/or the different service option is provided on the interface at said terminal; And confirm the business that said needs carry out according to user-selected business option, and/or detect the application that the user launches in said terminal, confirm the business that said needs carry out according to detected application.In this technical scheme, the terminal can adopt multiple mode to confirm the business that need carry out, for example; This business can preset, and can when listening to some message, parse the content in the message; The business that need carry out according to content setting; Can also provide business option to select the business that need carry out, and can should be used for confirming the business that need carry out according to the user launched by the user, more than multiple mode be merely example; Be not used in restriction and confirm professional mode, it is professional to adopt more mode to confirm.

In technique scheme, said parameter is provided with module 104 also by transmitting power and/or the modulation and the coded system of said broadcast, and the messaging parameter of the business that need carry out is set, and carries out service communication for said data interaction module by said messaging parameter.In this technical scheme; Because when transmitting power that broadcast is set and/or MCS mode, considered business features, so when carrying out service communication; By the transmitting power of broadcast and/or MCS mode messaging parameter being set gets final product; Just can guarantee that the interference that causes in the communication process is less, and can save terminal electric quality, for example when the less chat service of data volume, can adopt bigger transmitting power and/or lower MCS mode to carry out the mutual of data; And the bigger file-sharing of data volume can adopt less transmitting power and/or higher MCS mode to carry out the mutual of data when professional; Effectively like this controlled professional communication range, reduced interference, helped self power saving simultaneously the miscellaneous equipment proper communication.

Fig. 2 is the flow chart of data communications method according to an embodiment of the invention.

As shown in Figure 2, the present invention also provides a kind of data communications method, comprising: step 202 generates broadcast; Step 204 is provided with transmitting power and/or the modulation and the coded system of said broadcast; Step 206 is sent said broadcast by said transmitting power and/or modulation and coded system.In this technical scheme; Realized the flexible control of broadcast transmitting power and/or MCS mode; Be provided with when proper in transmitting power and/or MCS mode; Control appliance is found the scope of miscellaneous equipment or the scope of being found by miscellaneous equipment effectively, and reduces the interference to the miscellaneous equipment proper communication, helps equipment self power saving in the discovery procedure simultaneously.

In technique scheme, said step 204 comprises: the business of carrying out as required is provided with transmitting power and/or the modulation and the coded system of said broadcast.In this technical scheme; Can be to the characteristics of different business; Select suitable transmission power and/or MCS mode; Guarantee to accomplish service communication simultaneously; Reduction is to the interference of miscellaneous equipment proper communication and help self and save electric weight, in this programme, when the service communication that carries out does not begin; Promptly send broadcast according to messaging parameters such as transmitting power that is applicable to different business and/or MCS modes; The parameter of follow-up business communication is provided with by the transmitting power of broadcast and/or MCS mode and gets final product, if when the service information elements in the broadcast that for example receives is chat service, the transmitting power of the chat service that just can will carry out according to the messaging parameter of broadcast of recipient is provided with higher and/or the MCS mode is provided with lower so; If the service information elements in the broadcast that receives is when to be file-sharing professional, the lower and/or MCS mode of the transmitting power setting of the file-sharing that just can will carry out according to the messaging parameter of broadcast of recipient is provided with higher so.

In technique scheme; Said step 204 comprises: when needs carry out first business; For said broadcast is provided with first transmitting power and/or first modulation and coded system; When needs carry out second business, for said broadcast is provided with second transmitting power and/or second modulation and coded system, wherein; Said first professional and said second business is identical or different, and said first transmitting power and/or first modulation and coded system and said second transmitting power and/or second modulation are identical or different with coded system.In this technical scheme; Transmitting power and/or MCS mode in broadcast depend under the service conditions that will carry out; Because the diversity ratio between the different business is less or belong to same type; Then broadcast can adopt identical transmitting power and/or MCS mode, and some business differs greatly or belongs to a different category, and then can adopt distinct transmit power and/or MCS mode according to characteristics separately; If for example the user will carry out the less chat service of data volume; Be used for so the transmitting power of the broadcast of device discovery and/or service discovering just should be greatly and/or the MCS mode just should be little, bigger file-sharing is professional if the user will carry out data volume, be used for so the transmitting power of the broadcast of device discovery and/or service discovering just should be little and/or the MCS mode just should be big.

In technique scheme, also comprise: the business that prerecorded business is carried out as said needs in said terminal; And/or, confirm that said needs carry out business according to the message that said terminal receives; And/or the different service option is provided, and confirm the business that said needs carry out according to user-selected business option on the interface at said terminal; And/or detect the application that the user launches in said terminal, confirm the business that said needs carry out according to detected application.In this technical scheme, the terminal can adopt multiple mode to confirm the business that need carry out, for example; This business can preset, and can when listening to some message, parse the content in the message; The business that need carry out according to content setting; Can also provide business option to select the business that need carry out, and can should be used for confirming the business that need carry out according to the user launched by the user, more than multiple mode be merely example; Be not used in restriction and confirm professional mode, it is professional to adopt more mode to confirm.

In technique scheme, also comprise: by transmitting power and/or the modulation and the coded system of said broadcast, the messaging parameter of the business that need carry out is set, carries out service communication by said messaging parameter for said data interaction module.In this technical scheme; Because when transmitting power that broadcast is set and/or MCS mode, considered business features, so when carrying out service communication; By the transmitting power of broadcast and/or MCS mode messaging parameter being set gets final product; Just can guarantee that the interference that causes in the communication process is less, and can save terminal electric quality, for example when the less chat service of data volume, can adopt bigger transmitting power and/or lower MCS mode to carry out the mutual of data; And the bigger file-sharing of data volume can adopt less transmitting power and/or higher MCS mode to carry out the mutual of data when professional; Effectively like this controlled professional communication range, reduced interference, helped self power saving simultaneously the miscellaneous equipment proper communication.

Fig. 3 is the block diagram at terminal according to an embodiment of the invention.

As shown in Figure 3, the present invention also provides a kind of terminal 300, comprising: data interaction module 302 receives broadcast; Parameter acquisition module 304, the transmitting power of obtaining said broadcast with/modulation and coded system.In this technical scheme; Data interaction module 302 is equivalent to signal receiving/transmission device and the antenna at terminal etc., and parameter acquisition module 304 can be used for the device of signal resolution, because transmit leg is when sending broadcast; Considered the problem of signal interference, power-saving; So the recipient can obtain the transmitting power and/or the MCS mode of broadcast, if follow-up need communication with transmit leg then can be provided with messaging parameter by the transmitting power and/or the MCS mode of the broadcast that receives; Reducing in the communication process interference, and reduce the electric quantity consumption of self to the proper communication of miscellaneous equipment.

In technique scheme, said broadcast comprises that the device discovery messages and/or the service discovery messages that realize said device discovery function and/or service discovery function realize.In this technical scheme, under concrete communication scenes, in said broadcast, comprise identifier or out of Memory element, the type that is used for identifying said this broadcast is device discovery messages and/or service discovery messages.

In technique scheme, said device discovery messages and/or service discovery messages comprise probe request message and/or association request message.In this technical scheme; Under concrete communication scenes; In described probe request message and/or association request message with on be used for the information element of device discovery and/or service discovery; When miscellaneous equipment receives broadcast, can resolve these information elements and whether be complementary with own interest, if the coupling would connect with said broadcast transmit leg.

In technique scheme; Also comprise: parameter is provided with module 306; Transmitting power and/or modulation and coded system by said broadcast; The messaging parameter of the business that need carry out with the transmit leg of said broadcast is set, supplies said data interaction module 302 to carry out service communication by said messaging parameter and said transmit leg.In this technical scheme; Because transmit leg is when sending broadcast; Joint business characteristics; The transmitting power and/or the MCS mode of broadcast have been controlled to problems such as signal interference, power-savings; Then the recipient then can be provided with the messaging parameter industry communication of being engaged in of going forward side by side according to the transmitting power of broadcast and/or MCS mode and get final product, with the interference that causes in the reduction communication process, and reduces self electric quantity consumption; When if the service information elements in the broadcast that for example receives is chat service; The transmitting power of the chat service that just can will carry out according to the messaging parameter of broadcast of recipient is provided with higher and/or the MCS mode is provided with lowlyer so, if the service information elements in the broadcast that receives when to be file-sharing professional, the lower and/or MCS mode of the transmitting power setting of the file-sharing that just can will carry out according to the messaging parameter of broadcast of recipient is provided with higher so.

In technique scheme; Said parameter is provided with module 306 when said broadcast has first transmitting power and/or first modulation and coded system; By said first transmitting power and/or said first modulation and coded system; The messaging parameter of first business that need carry out is set, when said broadcast has second transmitting power and/or second modulation and coded system, by said second transmitting power and/or said second modulation and coded system; The messaging parameter of second business that need carry out is set; Wherein, said first professional and said second business is identical or different, and said first transmitting power and/or first modulation and coded system and said second transmitting power and/or second modulation are identical or different with coded system.In this technical scheme; Different business has different features, and corresponding separately suitable transmission power and/or MCS mode can guarantee to accomplish service communication simultaneously; Reduce the interference that causes and save electric weight; In this programme, when the transmitting power of broadcast and/or MCS mode were applicable to need carry out professional, the recipient was provided with messaging parameter by the transmitting power of broadcast and/or MCS mode and communicates; Then reduce power consumption; And reduce interference to miscellaneous equipment, if for example the user will carry out the less chat service of data volume, be used for so the transmitting power of the broadcast of device discovery and/or service discovering just should be greatly and/or the MCS mode just should be little; If it is professional that the user will carry out the bigger file-sharing of data volume, be used for so the transmitting power of the broadcast of device discovery and/or service discovering just should be little and/or the MCS mode just should be big.

In technique scheme; In the said first professional data volume more than or equal to the said second professional data volume; And/or the said first professional data interaction frequent degree when being greater than or equal to the said second professional data interaction frequent degree; Said first transmitting power is less than or equal to said second transmitting power, and/or said first modulation is modulated more than or equal to said second with the message transmission rate of coded system and the message transmission rate of coded system.In this technical scheme; When data volume is big, adopts less transmitting power can avoid long-time power consumption, and/or adopt the MCS mode of higher data transmission rate; To reduce call duration time; This can save electric weight and also reduce the interference time to the miscellaneous equipment proper communication, and when the data frequent degree of business is higher, for power saving then can be adopted less transmitting power; And/or adopt the MCS mode of larger data transmission rate to reduce call duration time, to reduce the power consumption time and to interference time of miscellaneous equipment proper communication.

In technique scheme; It is characterized in that; Also comprise: professional judge module 308, the business that judgement need be carried out whether with said terminal in the business that presets conform to, said parameter be provided with module 306 in judged result when being; By transmitting power and/or the modulation and the coded system of said broadcast, the messaging parameter of the business that need carry out with the transmit leg of said broadcast is set.In this technical scheme; The recipient is when receiving broadcast; If when finding it needs cooperate transmit leg to carry out service communication according to broadcast; Then needn't obtain the operations such as transmitting power and/or MCS mode of broadcast, help saving resources such as terminal electric quality, if when the recipient finds oneself coupling professional; Parameter is provided with the messaging parameter of the service message that module will carry out according to the messaging parameter setting of broadcast; For example when the less chat service of data volume, can adopt bigger transmitting power and/or lower MCS mode to carry out the mutual of data, and the bigger file-sharing of data volume can adopt less transmitting power and/or higher MCS mode to carry out the mutual of data when professional, effectively like this control professional communication range; Reduced interference, helped self power saving simultaneously the miscellaneous equipment proper communication.

Fig. 4 is the flow chart of data communications method according to an embodiment of the invention.

As shown in Figure 4, the present invention also provides a kind of data communications method, comprising: step 402 receives broadcast; Step 404, the transmitting power of obtaining said broadcast with/modulation and coded system.In this technical scheme; Because transmit leg when sending broadcast, has been considered the problem of signal interference, power-saving, so the recipient can obtain the transmitting power and/or the MCS mode of broadcast; If follow-up need communication with transmit leg; Then can messaging parameter be set, reducing in the communication process interference, and reduce the electric quantity consumption of self proper communication of miscellaneous equipment by the transmitting power and/or the MCS mode of the broadcast that receives.

In technique scheme, said broadcast comprises that the device discovery messages and/or the service discovery messages that realize said device discovery function and/or service discovery function realize.In this technical scheme, under concrete communication scenes, in said broadcast, comprise identifier or out of Memory element, the type that is used for identifying said broadcast is device discovery messages and/or service discovery messages.

In technique scheme; Also comprise: step 406; By transmitting power and/or the modulation and the coded system of said broadcast, the messaging parameter of the business that need carry out with the transmit leg of said broadcast is set, and carries out service communication by said messaging parameter and said transmit leg.In this technical scheme; Because transmit leg is when sending broadcast; Joint business characteristics; The transmitting power and/or the MCS mode of broadcast have been controlled to problems such as signal interference, power-savings; Then the recipient then can be provided with the messaging parameter industry communication of being engaged in of going forward side by side according to the transmitting power of broadcast and/or MCS mode and get final product, with the interference that causes in the reduction communication process, and reduces self electric quantity consumption; When if the service information elements in the broadcast that for example receives is chat service; The transmitting power of the chat service that just can will carry out according to the messaging parameter of broadcast of recipient is provided with higher and/or the MCS mode is provided with lowlyer so, if the service information elements in the broadcast that receives when to be file-sharing professional, the lower and/or MCS mode of the transmitting power setting of the file-sharing that just can will carry out according to the messaging parameter of broadcast of recipient is provided with higher so.

In technique scheme; Said transmitting power and/or modulation and coded system by said broadcast; The messaging parameter that the business that need carry out with the transmit leg of said broadcast is set comprises: when said broadcast has first transmitting power and/or first modulation and coded system; By said first transmitting power and/or said first modulation and coded system; The messaging parameter of first business that need carry out is set, when said broadcast has second transmitting power and/or second modulation and coded system, by said second transmitting power and/or said second modulation and coded system; The messaging parameter of second business that need carry out is set; Wherein, said first professional and said second business is identical or different, and said first transmitting power and/or first modulation and coded system and said second transmitting power and/or second modulation are identical or different with coded system.In this technical scheme; Different business has different features, and corresponding separately suitable transmission power and/or MCS mode can guarantee to accomplish service communication simultaneously; Reduce the interference that causes and save electric weight; In this programme, when the transmitting power of broadcast and/or MCS mode were applicable to need carry out professional, the recipient was provided with messaging parameter by the transmitting power of broadcast and/or MCS mode and communicates; Then reduce power consumption; And reduce interference to miscellaneous equipment, if for example the user will carry out the less chat service of data volume, be used for so the transmitting power of the broadcast of device discovery and/or service discovering just should be greatly and/or the MCS mode just should be little; If it is professional that the user will carry out the bigger file-sharing of data volume, be used for so the transmitting power of the broadcast of device discovery and/or service discovering just should be little and/or the MCS mode just should be big.

In technique scheme; Also comprise before the said step 406: judge need and business that said transmit leg carries out whether with said terminal in the business that presets conform to; And in judged result when being; Get into said transmitting power and/or modulation and coded system, the step of the messaging parameter of the business that need carry out with the transmit leg of said broadcast is set by said broadcast.In this technical scheme; The recipient is when receiving broadcast; If when finding it needs cooperate transmit leg to carry out service communication according to broadcast; Then needn't obtain the operations such as transmitting power and/or MCS mode of broadcast, help saving resources such as terminal electric quality, if when the recipient finds oneself coupling professional; Parameter is provided with the messaging parameter of the service message that module will carry out according to the messaging parameter setting of broadcast; For example when the less chat service of data volume, can adopt bigger transmitting power and/or lower MCS mode to carry out the mutual of data, and the bigger file-sharing of data volume can adopt less transmitting power and/or higher MCS mode to carry out the mutual of data when professional, effectively like this control professional communication range; Reduced interference, helped self power saving simultaneously the miscellaneous equipment proper communication.

Fig. 5 is the workflow diagram at terminal according to an embodiment of the invention.

In the NAN network; Communicate by letter in order to set up with other terminal in each terminal, at first must let miscellaneous equipment find self or initiatively remove to find miscellaneous equipment, what they will be done so initiatively sends NAN discovery broadcast with exactlying or intercepts NAN discovery broadcast; Be based on the demand that proposes in the background technology and the shortcoming of prior art; Realized a kind of terminal in the present embodiment, its concrete workflow is as shown in Figure 5, it should be noted that; Though present embodiment is primarily aimed at the description that the NAN network has carried out technical scheme, technical scheme in fact of the present invention is applicable to polytype network.

Step 502, the user opens application interface, and the selected type of service that will carry out, and the interface that in the terminal, provides can be as shown in Figure 6, and what the user selected to carry out is chat service, game sharing business or file-sharing business.

Herein, just list out a kind of mode of definite business, in fact also had the more professional mode of confirming.For example, the terminal receives certain message, parses the service information elements that wherein comprises and relates to " recreation ", then automatically current business is confirmed as recreation; After perhaps the terminal detects the user and launched browser, confirm that the business that current need carry out is " online ", or the like, implementation is more flexible.

Step 504; According to the type of service on upper strata, the terminal generates broadcast at the MAC layer, and this broadcast can be the service discovery messages that is used to find network; Also can be the device discovery messages that connects with miscellaneous equipment, for example more common probe request message and/or association request message.

Step 506, according to the type of service on upper strata, broadcast is sent with certain power and MCS mode in the terminal; Through the control of power, reduce interference when can guarantee the terminal power saving, through the control of MCS mode to the proper communication at other terminal; Can have influence on the time of follow-up business communication; Can effectively limit consumption of electric, and lower interference time the miscellaneous equipment proper communication, particularly:

Chat service; For this business, data volume is relatively little, and the data interaction frequency is lower; Can adopt the MCS mode of maximum power and basic rate to send NAN discovery broadcast; Chat service comprises based on various ways such as text, voice, and the chat service that realizes based on webpage, different JICQ (this place is an example, has just listed out chat service; In fact with chat service data volume, same or analogous other business of data interaction frequency, can adopt transmitting power identical and MCS mode to send broadcast) with chat service;

Game sharing is professional; For this business; Data volume is little, but the data interaction frequency is higher, can adopt the MCS mode of moderate power and moderate message transmission rate to send NAN so and find broadcast; The game sharing business comprises that (this place is example to the game sharing business that realizes based on webpage, different clients that is provided by different vendor; It is professional to have just listed out game sharing, in fact with game sharing business datum amount, same or analogous other business of data interaction frequency, can adopt with professional identical transmitting power and the MCS mode of game sharing and send broadcast);

File-sharing is professional; For this business; Data volume is big, and communication always, can adopt the MCS mode of small-power and high data rate to send NAN discovery broadcast so; The file-sharing business comprise by upload based on the realization of webpage, different clients or the file-sharing of download function professional (this place is an example; It is professional to have just listed out file-sharing, in fact with file-sharing business datum amount, same or analogous other business of data interaction frequency, can adopt with professional identical transmitting power and the MCS mode of file-sharing and send broadcast).

When broadcast was sent to the recipient, recipient's terminal can parse the service information elements of broadcast, and according to the business that self presets, judged whether to be necessary to carry out service communication with transmit leg.When defining necessity and carry out service communication, then both sides all are provided with messaging parameter according to the transmitting power and the MCS mode of broadcast, and finally accomplish communication.

In the present embodiment; NAN discovery broadcast is sent according to self business demand power controlling and MCS mode in the terminal; The discovery procedure at terminal should be associated with the business that signal post afterwards carries out; So both can guarantee the power saving at terminal in the service discovering process, also can guarantee the power saving at terminal in the service communication process, also reduce interference simultaneously other terminal proper communication.

In sum; Through technical scheme of the present invention, can realize terminal and data communications method, solve broadcast message transfer mechanism in the existing Wi-Fi standard and can not satisfy the demand that NAN project team proposes; Broadcast is sent according to the business demand control transmitting power of oneself in the terminal simultaneously; Help the terminal power saving, simultaneously when carrying out service communication, adopt with the same messaging parameter of broadcast to communicate follow-up; Reduce interference, also packet loss can not occur other NAN network equipment proper communication.

In the present invention, term " first ", " second " only are used to describe purpose, and can not be interpreted as indication or hint relative importance.

The above is merely the preferred embodiments of the present invention, is not limited to the present invention, and for a person skilled in the art, the present invention can have various changes and variation.All within spirit of the present invention and principle, any modification of being done, be equal to replacement, improvement etc., all should be included within protection scope of the present invention.

Claims

1. a terminal is characterized in that, comprising:

Message generating module generates broadcast;

Parameter is provided with module, and transmitting power and/or the modulation and the coded system of said broadcast is set;

The data interaction module is sent said broadcast by said transmitting power and/or modulation and coded system.

2. terminal according to claim 1 is characterized in that said broadcast possesses device discovery function and/or service discovery function.

3. terminal according to claim 2 is characterized in that, said broadcast comprises device discovery messages and/or the service discovery messages that realizes said device discovery function and/or service discovery function.

4. terminal according to claim 3 is characterized in that said device discovery messages and/or service discovery messages comprise probe request message and/or association request message.

5. terminal according to claim 1 is characterized in that said parameter is provided with the business that module is carried out as required, and transmitting power and/or the modulation and the coded system of said broadcast is set.

6. terminal according to claim 5; It is characterized in that; When needs carried out first business, it was that said broadcast is provided with first transmitting power and/or first modulation and coded system that said parameter is provided with module, when needs carry out second business; It is that said broadcast is provided with second transmitting power and/or second modulation and coded system that said parameter is provided with module; Wherein, said first professional and said second business is identical or different, and said first transmitting power and/or first modulation and coded system and said second transmitting power and/or second modulation are identical or different with coded system.

7. terminal according to claim 6; It is characterized in that; In the said first professional data volume more than or equal to the said second professional data volume; And/or the said first professional data interaction frequent degree when being greater than or equal to the said second professional data interaction frequent degree, said first transmitting power is less than or equal to said second transmitting power, and/or the message transmission rate of said first modulation and coded system is more than or equal to the message transmission rate of said second modulation with coded system.

8. terminal according to claim 5 is characterized in that, also comprises:

Professional determination module; The business that prerecorded business is carried out as said needs in said terminal, and/or, confirm that said needs carry out business according to the message that said terminal receives; And/or the different service option is provided on the interface at said terminal; And confirm the business that said needs carry out according to user-selected business option, and/or detect the application that the user launches in said terminal, confirm the business that said needs carry out according to detected application.

9. according to each described terminal in the claim 1 to 8; It is characterized in that; Said parameter is provided with module also by transmitting power and/or the modulation and the coded system of said broadcast; The messaging parameter of the business that need carry out is set, carries out service communication by said messaging parameter for said data interaction module.

10. a data communications method is characterized in that, comprising:

Generate broadcast;

Transmitting power and/or the modulation and the coded system of said broadcast are set;

Send said broadcast by said transmitting power and/or modulation and coded system.

11. data communications method according to claim 10 is characterized in that, said broadcast possesses device discovery function and/or service discovery function.

12. data communications method according to claim 11 is characterized in that, said broadcast comprises device discovery messages and/or the service discovery messages that realizes said device discovery function and/or service discovery function.

13. data communications method according to claim 12 is characterized in that, said device discovery messages and/or service discovery messages comprise probe request message and/or association request message.

14. data communications method according to claim 9 is characterized in that, said transmitting power that said broadcast is set and/or modulation and coded system comprise:

The business of carrying out as required is provided with transmitting power and/or the modulation and the coded system of said broadcast.

15. data communications method according to claim 14 is characterized in that, said business of carrying out as required, and transmitting power and/or modulation and coded system that said broadcast is set comprise:

When needs carry out first business; For said broadcast is provided with first transmitting power and/or first modulation and coded system; When needs carry out second business, for said broadcast is provided with second transmitting power and/or second modulation and coded system, wherein; Said first professional and said second business is identical or different, and said first transmitting power and/or first modulation and coded system and said second transmitting power and/or second modulation are identical or different with coded system.

16. data communications method according to claim 15; It is characterized in that; In the said first professional data volume more than or equal to the said second professional data volume; And/or the said first professional data interaction frequent degree when being greater than or equal to the said second professional data interaction frequent degree; Said first transmitting power is less than or equal to said second transmitting power, and/or said first modulation is modulated more than or equal to said second with the message transmission rate of coded system and the message transmission rate of coded system.

17. data communications method according to claim 14 is characterized in that, also comprises:

The business that prerecorded business is carried out as said needs in said terminal; And/or

According to the message that said terminal receives, confirm that said needs carry out business; And/or

The different service option is provided on the interface at said terminal, and confirms the business that said needs carry out according to user-selected business option; And/or

Detect the application that the user launches in said terminal, confirm the business that said needs carry out according to detected application.

18. according to each described data communications method in the claim 10 to 17, it is characterized in that, also comprise:

By transmitting power and/or the modulation and the coded system of said broadcast, the messaging parameter of the business that need carry out is set, carry out service communication for said data interaction module by said messaging parameter.

19. a terminal is characterized in that, comprising:

The data interaction module receives broadcast;

Parameter acquisition module, the transmitting power of obtaining said broadcast with/modulation and coded system.

20. terminal according to claim 19 is characterized in that, said broadcast possesses device discovery function and/or service discovery function.

21. terminal according to claim 20 is characterized in that, said broadcast comprises that the device discovery messages and/or the service discovery messages that realize said device discovery function and/or service discovery function realize.

22. terminal according to claim 21 is characterized in that, said device discovery messages and/or service discovery messages comprise probe request message and/or association request message.

23. terminal according to claim 19 is characterized in that, also comprises:

Parameter is provided with module; Transmitting power and/or modulation and coded system by said broadcast; The messaging parameter of the business that need carry out with the transmit leg of said broadcast is set, supplies said data interaction module to carry out service communication by said messaging parameter and said transmit leg.

24. terminal according to claim 23; It is characterized in that; Said parameter is provided with module when said broadcast has first transmitting power and/or first modulation and coded system, by said first transmitting power and/or said first modulation and coded system, the messaging parameter of first business that need carry out is set; When said broadcast has second transmitting power and/or second modulation and coded system; By said second transmitting power and/or said second modulation and coded system, the messaging parameter of second business that need carry out is set, wherein; Said first professional and said second business is identical or different, and said first transmitting power and/or first modulation and coded system and said second transmitting power and/or second modulation are identical or different with coded system.

25. terminal according to claim 24; It is characterized in that; In the said first professional data volume more than or equal to the said second professional data volume; And/or the said first professional data interaction frequent degree when being greater than or equal to the said second professional data interaction frequent degree, said first transmitting power is less than or equal to said second transmitting power, and/or the message transmission rate of said first modulation and coded system is more than or equal to the message transmission rate of said second modulation with coded system.

26. according to each described terminal in the claim 19 to 25, it is characterized in that, also comprise:

Professional judge module; The business that judgement need be carried out whether with said terminal in the business that presets conform to; In judged result when being; Said parameter is provided with transmitting power and/or modulation and the coded system of module by said broadcast, and the messaging parameter of the business that need carry out with the transmit leg of said broadcast is set.

27. a data communications method is characterized in that, comprising:

Receive broadcast;

The transmitting power of obtaining said broadcast with/modulation and coded system.

28. data communications method according to claim 27 is characterized in that, said broadcast possesses device discovery function and/or service discovery function.

29. data communications method according to claim 28 is characterized in that, said broadcast comprises that the device discovery messages and/or the service discovery messages that realize said device discovery function and/or service discovery function realize.

30. data communications method according to claim 29 is characterized in that, said device discovery messages and/or service discovery messages comprise probe request message and/or association request message.

31. data communications method according to claim 27 is characterized in that, also comprises:

By transmitting power and/or the modulation and the coded system of said broadcast, the messaging parameter of the business that need carry out with the transmit leg of said broadcast is set, and carries out service communication by said messaging parameter and said transmit leg.

32. data communications method according to claim 31 is characterized in that, said transmitting power and/or modulation and coded system by said broadcast, and the messaging parameter that the business that need carry out with the transmit leg of said broadcast is set comprises:

When said broadcast has first transmitting power and/or first modulation and coded system; By said first transmitting power and/or said first modulation and coded system; The messaging parameter of first business that need carry out is set; When said broadcast has second transmitting power and/or second modulation and coded system; By said second transmitting power and/or said second modulation and coded system, the messaging parameter of second business that need carry out is set, wherein; Said first professional and said second business is identical or different, and said first transmitting power and/or first modulation and coded system and said second transmitting power and/or second modulation are identical or different with coded system.

33. data communications method according to claim 32; It is characterized in that; In the said first professional data volume more than or equal to the said second professional data volume; And/or the said first professional data interaction frequent degree during more than or equal to the said second professional data interaction frequent degree; Said first transmitting power is less than or equal to said second transmitting power, and/or said first modulation is modulated more than or equal to said second with the message transmission rate of coded system and the message transmission rate of coded system.

34. according to each described data communications method in the claim 27 to 33; It is characterized in that; In said transmitting power and/or modulation and coded system by said broadcast, the messaging parameter that the business that need carry out with the transmit leg of said broadcast is set also comprises before:

Judge to need and business that said transmit leg carries out whether with said terminal in the business that presets conform to; And in judged result when being; Get into said transmitting power and/or modulation and coded system, the step of the messaging parameter of the business that need carry out with the transmit leg of said broadcast is set by said broadcast.