CN101212378B - Beacon equipment switching method, system, and beacon equipment - Google Patents
Beacon equipment switching method, system, and beacon equipment Download PDFInfo
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- CN101212378B CN101212378B CN2007100794311A CN200710079431A CN101212378B CN 101212378 B CN101212378 B CN 101212378B CN 2007100794311 A CN2007100794311 A CN 2007100794311A CN 200710079431 A CN200710079431 A CN 200710079431A CN 101212378 B CN101212378 B CN 101212378B
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Abstract
The invention discloses a method of switching beacon devices, which includes the following processes: A. a maim beacon device PPD receives a message reported by a secondary beacon device SPD and determines the beacon device with easiest perception as a PPD to be switched according to the message reported by the SPD and the message of the PPD; B. when the PPD to be switched is not the current PPD,the determined PPD to be switched is switched as a target PPD. In addition, the invention also discloses a system for switching the beacon devices and a beacon device. The invention can reduce interference to a wireless signal from WRAN and strengthen the protection for the wireless signal.
Description
Technical field
The present invention relates to wireless communication technology, relate in particular to method, system and beacon equipment that beacon equipment switches.
Background technology
In wireless communication technology, radio area network (WRAN) technology is a kind of wireless frequency application technology, and it can detect the idle resource of frequency range automatically and it is used, therefore can with coexistences such as TV, wireless microphone.
In order to strengthen the protection that wireless microphone signal, TV signal etc. is taken the wireless signal of the resource of frequency range; make WRAN can know the situation of shared frequency range of these wireless signals etc.; avoid using these to take frequency range wireless signal is caused interference; in the WRAN system; increased beacon (Beacon) equipment, in order to the information such as situation of the shared frequency range of emission wireless signal.
Beacon equipment with wireless microphone is an example, beacon equipment is used to the information such as situation that send the distribution situation of wireless microphone and take frequency range, comprise: the frequency sub-band in shared frequency range of wireless microphone and the shared frequency range, and information such as the MAC Address of beacon equipment self and geographical position.Owing in a zone, may have a plurality of wireless microphones, therefore also just may correspondence there be a plurality of beacon equipments, there is one to be leading beacon equipment (PPD) in these beacon equipments, remaining is secondary beacon equipment (SPD).SPD discontinuity the self information information of corresponding wireless microphone (comprise) is reported to PPD, PPD is used for comprising in the repeat its transmission one's respective area relevant information of shared frequency range of all wireless microphones etc. as the main information transmitter.
In the prior art, choosing of PPD is at random.When beacon system is just opened, first beacon equipment that powers on is chosen for PPD, the follow-up beacon equipment that powers on is then for SPD, as selected PPD down during electricity, just from remaining SPD beacon equipment of picked at random as PPD.As seen, the choosing method of PPD is owing to have randomness, and therefore when the beacon equipment that is in edges of regions was chosen as PPD, this edges of regions opposite side WRAN equipment far away apart from this PPD possibly can't perceive the signal of this PPD emission.As shown in Figure 1, Fig. 1 is a kind of distribution schematic diagram of beacon equipment and WRAN equipment.Region memory shown in the circle is at 6 beacon equipments among Fig. 1, when No. 1 beacon equipment is chosen for PPD, No. 3 WRAN equipment among Fig. 1 are because No. 1 beacon equipment of distance is far away, therefore signal that may No. 1 beacon equipment emission of perception, thereby also just can't know the frequency range that wireless signal is shared, communicate and take the shared resource of frequency range of this wireless signal, this wireless signal is caused interference.
Summary of the invention
In view of this, one aspect of the present invention provides the method that a kind of beacon equipment switches; The system and the beacon equipment that provide a kind of beacon equipment to switch on the other hand so that reduce the interference of WRAN to wireless signal, strengthen the protection to wireless signal.
The method that beacon equipment provided by the present invention switches comprises:
A, leading beacon equipment PPD receive the information that secondary beacon equipment SPD reports, and information that reports according to described SPD and the information of described PPD self determine that the most perceived beacon equipment is to be switched PPD;
B, when described to be switched PPD is not current described PPD, then described to be switched PPD is switched to target P PD;
When beacon system is initially opened, further comprise before the steps A: with first beacon equipment that powers on as current described PPD.
The system that beacon equipment provided by the present invention switches comprises: leading beacon equipment PPD and secondary beacon equipment SPD more than, wherein,
Described PPD, be used to receive the information that reports from each described SPD, information that reports according to each described SPD and the information of described PPD self, determine that the most perceived beacon equipment is as to be switched PPD, when determined to be switched PPD is SPD, send switching notice to determined to be switched PPD;
Each described SPD is used for reporting self information to current described PPD, wherein, is defined as the switching notice of the SPD reception of to be switched PPD from current described PPD, and switches to target P PD.
Beacon equipment provided by the present invention comprises: as the beacon equipment of PPD with as the beacon equipment of SPD.
Wherein, the beacon equipment as PPD comprises: information receiving module, information storage module, comparison control module and information sending module, wherein,
Described information receiving module is used to receive the information that reports from SPD, and the information that is received is exported to described information storage module;
Described information storage module is used to store the information that self information and described information receiving module receive;
Described relatively control module, be used for obtaining the required information of calculating from described information storage module, utilize the information of being obtained to calculate comparison, determine that from the SPD of PPD self and reporting information the most perceived beacon equipment is as to be switched PPD, when determined to be switched PPD is SPD, send the switching controls indication to described information sending module;
Described information sending module is used to receive the switching controls indication from described relatively control module, sends switching notice to determined to be switched PPD.
Beacon equipment as SPD comprises: receiver module, memory module, control module and sending module, wherein,
Described memory module is used to store self information;
Described sending module is used for obtaining self information from described memory module and sends to current PPD;
Described receiver module is used to receive the switching notice from current PPD, when switching notice indication place SPD switches, the switching notice that is received is sent to described control module;
Described control module is used to receive the switching notice from described receiver module, and control place SPD switches to target P PD by SPD.
From such scheme as can be seen, PPD receives the information that SPD reports among the present invention, information that reports according to SPD and the information of PPD self, from the SPD set of PPD self and reporting information, determine that the most perceived beacon equipment is to be switched PPD, if to be switched PPD is not current PPD, then determined to be switched PPD is switched to target P PD.Thereby the signal that makes selected PPD emission has reduced the interference of WRAN equipment to wireless signal to the full extent by the perception of WRAN equipment.
Description of drawings
Fig. 1 is a kind of distribution schematic diagram of beacon equipment and WRAN equipment;
Fig. 2 is the method flow diagram that the beacon equipment in the embodiment of the invention one switches;
Fig. 3 is in the process step 206 shown in Figure 2 switching to determined to be switched PPD a kind of implementation method flow chart of target P PD;
Fig. 4 is the system configuration schematic diagram that the beacon equipment in the embodiment of the invention one switches;
Fig. 5 is the method flow diagram that the beacon equipment in the embodiment of the invention two switches;
Fig. 6 is the method flow diagram that the beacon equipment in the embodiment of the invention three switches.
Embodiment
The basic thought of the embodiment of the invention is: current PPD receives the information that SPD reports, information that reports according to SPD and the information of current PPD self, from the SPD set of current PPD self and reporting information, determine that the most perceived beacon equipment is to be switched PPD; When determined to be switched PPD is SPD, determined to be switched PPD is switched to target P PD.
Wherein, determine that the most perceived beacon equipment is that the method for to be switched PPD comprises following three kinds at least:
First method: the most perceived beacon equipment of beacon equipment conduct that selected distance beacon equipment regional center position is nearest is defined as to be switched PPD with this beacon equipment.
Second method: choose the highest beacon equipment of transmitting power as the most perceived beacon equipment, this beacon equipment is defined as to be switched PPD.
The third method is chosen aerial position and is up to beacon equipment as the most perceived beacon equipment, and this beacon equipment is defined as to be switched PPD.
Below in conjunction with specific embodiments and the drawings, be elaborated to adopting beacon equipment changing method, system and the beacon equipment of above-mentioned three kinds of methods among the present invention.
Embodiment one: adopt first method.
Referring to Fig. 2, Fig. 2 is the method flow diagram that beacon equipment switches in the embodiment of the invention one.As shown in Figure 2, this flow process comprises the steps:
When step 201, beacon system are initially opened, with first beacon equipment that powers on as PPD.
In this step, beacon system refers to all beacon equipments, and as PPD, soon the beacon equipment that first energising is opened in all beacon equipments is as PPD with first beacon equipment that powers in all beacon equipments.
Step 202, PPD receives the information that SPD reports.
Wherein, the information that SPD reports can comprise: the frequency sub-band in shared frequency range of wireless signal and the shared frequency range, information such as the geographical position of beacon equipment and sign.Wherein, the beacon equipment sign can comprise medium access control (MAC) address, or identity (ID) number etc.
When SPD satisfies when pre-conditioned, report above-mentioned self information to current PPD.When initially powering on unlatching, need report self information to current PPD as SPD; And/or, when change takes place SPD information, upgrade shared frequency range, upgrade the frequency sub-band of shared frequency range, and when upgrading information such as geographical position, need report self information to current PPD as wireless signal; And/or, when preestablishing the cycle, can report self information to current PPD according to predetermined period.
Current PPD receives the information that SPD reports, and periodically all beacon equipment information of being received (comprise the information of corresponding wireless signal separately, as the information of the shared frequency range of wireless signal etc.) is launched.
Step 203, PPD calculates the center in beacon equipment zone according to geographical location information in all SPD reporting informations that receive and the geographical location information of PPD self.
In this step, the beacon equipment zone refers to the SPD that PPD self and PPD receive reporting information and gathers residing zone, similar encircled shown in Figure 1.
When calculating the center in beacon equipment zone, at least following method can be arranged:
Calculate the planar central position: lateral attitude (as the x coordinate) addition in each beacon equipment geographical position in the SPD set of PPD self and reporting information can be taken the mean, obtain the lateral attitude central point, lengthwise position (as the y coordinate) addition in geographical position is taken the mean, obtain the lengthwise position central point, lateral attitude central point and lengthwise position central point constitute the planar central position jointly.
Computer memory center: lateral attitude (as the x coordinate) addition in each beacon equipment geographical position in the SPD set of PPD self and reporting information can be taken the mean, obtain the lateral attitude central point, lengthwise position (as the y coordinate) addition in geographical position is taken the mean, obtain the lengthwise position central point, height and position (as the z coordinate) addition in geographical position is taken the mean, obtain the height and position central point, lateral attitude central point, lengthwise position central point and height and position central point constitute the space center position jointly.
Step 204 determines that the nearest beacon equipment in distance center position for the most perceived beacon equipment, is defined as to be switched PPD with this beacon equipment.
In this step, the SPD set of PPD self and reporting information is compared with determined center, the beacon equipment that the distance center position is nearest is defined as to be switched PPD as the most perceived beacon equipment with this beacon equipment.If have only two beacon equipments in the set, i.e. PPD and a SPD, then the two distance center position is equal to, and then can keep PPD constant, is about to PPD self as to be switched equipment, perhaps chooses SPD as to be switched PPD; When in the set two above beacon equipments being arranged, then the nearest beacon equipment in selected distance center is as to be switched PPD, if the nearest beacon equipment in distance center position is more than one, but then any one in the nearest beacon equipment in this several distance centers position of picked at random as to be switched PPD.Preferably, if the nearest beacon equipment in distance center position is more than one and comprises PPD itself that then keep this PPD identity constant, soon PPD self is as to be switched PPD.
Step 205 judges whether determined to be switched equipment is current PPD itself, if then return execution in step 202; Otherwise, execution in step 206.
Step 206 switches to target P PD with determined to be switched PPD, and returns execution in step 202.
In this step, the specific implementation method that determined to be switched PPD is switched to target P PD can have a variety of, as: a kind ofly can send the information of all beacon equipments in the one's respective area of switching message and self storing to determined to be switched PPD for: current PPD; After determined to be switched PPD receives the information of all beacon equipments in the one's respective area of storing from current PPD, switch to target P PD, promptly new PPD.
Wherein, current PPD can be disposable sends the information of all beacon equipments in the one's respective area of switching message and self storing to determined to be switched PPD, also can send to determined to be switched PPD earlier and switch message, when receiving the affirmation message of to be switched PPD feedback, send the information of all beacon equipments in the one's respective area of self storing again to determined to be switched PPD.
Further, determined to be switched PPD receives after the information of all beacon equipments in the one's respective area of storing from PPD, switch to before the new PPD, can further comprise: determined to be switched PPD sends the feedback message that has received to current PPD, after current PPD receives this feedback message that has received, transmission is switched to the broadcast of PPD by determined to be switched PPD, further, also can be defined in T and carry out this handover operation after the time, promptly send the broadcast that switches to target P PD by determined to be switched PPD at default T after the time.Correspondingly, former PPD switches to SPD at T after the time.
Perhaps, determined to be switched PPD receives the information of all beacon equipments in the one's respective area of storing from current PPD, switch to new PPD after, send the feedback message that has switched to former PPD, former PPD switches to SPD according to this feedback message that has switched with self.
Referring to Fig. 3, Fig. 3 is for switching to determined to be switched PPD a kind of implementation method flow chart of PPD.This flow process comprises:
In this step, PPD can be arranged on the sign of determined to be switched PPD in the physics service data unit (PSDU) of PPD self, broadcasts by broadcast.Wherein, the sign of beacon equipment can be MAC Address, also can be id number etc.
Step 206b, determined to be switched PPD sends confirmed feedback message to current PPD after receiving the switching message of carrying self identification.
Except determined to be switched PPD, other SPD is left intact to the switching message from current PPD.
After step 206c, current PPD receive confirmed feedback message to be switched PPD, the information of all beacon equipments in the one's respective area that periodic broadcasting is stored.
Wherein, the information of all beacon equipments comprises in the one's respective area of being stored: current PPD self the frequency range that takies of corresponding wireless signal and the frequency sub-band in the shared frequency range, information such as the geographical position of current PPD self and sign; Each SPD that current PPD received the frequency range that takies of corresponding wireless signal and the frequency sub-band in the shared frequency range, information such as the geographical position of each SPD and sign.
Wherein, can all information that current PPD sends correctly be received in order to ensure determined to be switched PPD, the mode that the current PPD employing cycle repeats to send sends.
Step 206d, determined to be switched PPD receives the information from all beacon equipments in the one's respective area that current PPD stored, and after finishing receiving, sends the feedback message that has received to current PPD.
In this step, after determined to be switched PPD receives the information (comprising the information of corresponding wireless signal separately) of all beacon equipments in the one's respective area that current PPD sends, the feedback message that has received to current PPD transmission.
After step 206e, current PPD received the feedback message that has received from determined to be switched PPD, all beacon equipments in the one's respective area sent by determined to be switched PPD and switch to the broadcast of PPD after the time at T.
In this step, PPD all beacon equipments in the one's respective area send by determined to be switched PPD when T switches to the broadcast of PPD after the time, and can further comprise in the broadcast: T is after the time, and self will switch to the message of SPD.
Wherein, the value of T can be provided with according to actual needs, as being set to: 50ms etc.
So far, the beacon changing method flow process among the embodiment one finishes.
More than the beacon changing method in the embodiment of the invention one is described in detail, again the beacon equipment switched system in the embodiment of the invention one is described in detail below.
Referring to Fig. 4, Fig. 4 is the beacon switched system structural representation in the embodiment of the invention one.As shown in Figure 4, this system comprises: PPD and an above SPD.
Wherein, PPD is used to receive the information that reports from each SPD, information that reports according to each SPD and the information of PPD self, from the SPD set of PPD self and reporting information, determine that the most perceived beacon equipment is as to be switched PPD, when determined to be switched PPD is SPD, send switching notice to determined to be switched PPD.
Each SPD is used for reporting self information to current PPD, wherein, is defined as the switching notice of the SPD reception of to be switched PPD from current PPD, and switches to target P PD.
During specific implementation, PPD can have a variety of specific implementation forms, and also can be made up of various functional module, only enumerates an example herein the specific implementation of PPD is described in detail.As shown in Figure 4, during specific implementation, PPD can comprise: information receiving module, information storage module, comparison control module and information sending module.
Wherein, information receiving module is used to receive the information that reports from each SPD, and the information that is received is exported to information storage module.
Information storage module is used to store the information that self information and information receiving module receive.
Compare control module, be used for obtaining the required information of calculating from information storage module, utilize the information of being obtained to calculate comparison, determine that from the SPD of PPD self and reporting information the most perceived beacon equipment is as to be switched PPD, when determined to be switched PPD is SPD, send the switching controls indication to information sending module.
Information sending module is used to receive from the relatively switching controls indication of control module, sends switching notice to determined to be switched PPD.
In the present embodiment, relatively control module can specifically comprise: position calculation and comparison module and leading beacon equipment determination module.
Wherein, position calculation and comparison module, be used for obtaining the geographical location information of the SPD of PPD self and reporting information from information storage module, calculate the center in beacon equipment zone according to the geographical location information that is obtained, the geographical position of center and each beacon equipment is compared, determine that the nearest beacon equipment in distance center position for the most perceived beacon equipment, offers leading beacon equipment with the most perceived determined beacon equipment information and determines mould.
Leading beacon equipment determination module, the most perceived beacon equipment information that provides according to position calculation and comparison module is provided, determine that this most perceived beacon equipment is to be switched PPD, when determined to be switched PPD is SPD, send the switching controls indication to information sending module.
During specific implementation, SPD also can have a variety of specific implementation forms, and also can be made up of various functional module, only enumerates an example herein the specific implementation of SPD is described in detail.As shown in Figure 4, SPD can comprise: memory module, sending module, receiver module and control module.
Wherein, memory module is used to store self information;
Sending module is used for obtaining self information from memory module and sends to current PPD;
Receiver module is used to receive the switching notice from current PPD, when switching notice indication place SPD switches, the switching notice that is received is sent to control module;
Control module is used to receive the switching notice from receiver module, and control place SPD switches to target P PD by SPD.
Wherein, when if switching notice indication place SPD switches, as switching notice is the switching notice of carrying place SPD sign, then control module will be controlled receiver module and receive information from all beacon equipments in the one's respective area that current PPD stored, and the information of all beacon equipments of being received be exported to memory module store.If switching notice is non-indication place SPD when switching, and is the switching notice of carrying non-place SPD sign as switching notice, then do not carry out control place beacon equipment itself is switched to target P PD by SPD operation.
Describe as can be known by said system, beacon equipment can specifically comprise as PPD the time: information receiving module, information storage module, comparison control module and information sending module.
Wherein, information receiving module is used to receive the information that each SPD reports, and the information that is received is exported to information storage module.Information storage module is used to store the information that self information and information receiving module receive.Compare control module, be used for obtaining the required information of calculating from information storage module, utilize the information of being obtained to calculate comparison, determine that from the SPD of PPD self and reporting information the most perceived beacon equipment is as to be switched PPD, when determined to be switched PPD is SPD, send the switching controls indication to information sending module.Information sending module is used to receive from the relatively switching controls indication of control module, sends switching notice to determined to be switched PPD.
As SPD the time, beacon equipment comprises: receiver module, memory module, control module and sending module.
Wherein, memory module is used to store self information.Sending module is used for obtaining self information from memory module and sends to current PPD.Receiver module is used to receive the switching notice from current PPD, and the switching notice that is received is sent to control module.Control module is used to receive the switching notice from receiver module, and control place SPD switches to target P PD by SPD.Wherein, if switching notice is the switching notice of carrying self identification, then control module will be controlled receiver module and receive information from all beacon equipments in the one's respective area that current PPD stored, and the information of all beacon equipments of being received be exported to memory module store.If switching notice is the switching notice of carrying non-self identification, then do not carry out control place SPD is switched to target P PD by SPD operation.
Wherein, the specific implementation process of each functional module can be consistent with the description in the flow process shown in Figure 2.As: during as PPD, relatively control module can be obtained the geographical location information of the SPD of PPD self and reporting information from information storage module, utilize the geographical location information that is obtained to calculate the center in beacon equipment zone, compare according to determined center, determine that from the SPD of PPD self and reporting information the nearest beacon equipment in distance center position is as the most perceived beacon equipment, with this beacon equipment as to be switched PPD, if determined to be switched PPD is SPD, then send the switching controls indication to information sending module; Information sending module is used for sending switching notice according to the switching controls indication from control module to determined to be switched PPD.Wherein, switching notice can comprise the information of switching all beacon equipments in the one's respective area that message and PPD stored.Wherein, the information of all beacon equipments can be obtained from information storage module in the one's respective area that PPD stored.
During as SPD, when if switching notice indication place SPD switches, as switching notice is the switching notice of carrying place SPD sign, then control module is according to the switching notice that is received, realize control place beacon equipment itself by SPD switch to target P PD process can for: after receiving the switching message of carrying self identification by receiver module from current PPD, the control receiver module receives the information from all beacon equipments in the one's respective area that current PPD stored, and the information of all beacon equipments of being received is exported to memory module store, control place beacon equipment itself afterwards and switch to target P PD by SPD.When specifically switching, each functional module among SPD and the PPD can be carried out information interaction according to flow process shown in Figure 3.
During as SPD, when switching as if the non-indication of switching notice place SPD, be the switching notice of carrying non-place SPD sign as switching notice, then control module is not carried out control place beacon equipment itself is switched to target P PD by SPD operation.
Embodiment two: adopt second method.
Referring to Fig. 5, Fig. 5 is the method flow diagram that beacon equipment switches in the embodiment of the invention one.As shown in Figure 5, this flow process comprises the steps:
When step 501, beacon system are initially opened, with first beacon equipment that powers on as PPD.
Wherein, the information that SPD reports can be consistent with the information of description in the step 202 shown in Figure 2, in addition, also need comprise the transmission power information of SPD self.
When SPD satisfies when pre-conditioned, report above-mentioned self information to PPD.Wherein pre-conditioned can be consistent with the description in the step 202.
PPD receives the information that SPD reports, and periodically all beacon equipment information of being received (comprise the information of corresponding wireless signal separately, as the information of the shared frequency range of wireless signal etc.) is launched.
Wherein, if the highest beacon equipment of transmitting power is more than one, but in the beacon equipment that then these several transmitting powers of picked at random are the highest any one is as to be switched PPD.Preferably, if the highest beacon equipment of transmitting power is more than one and comprises PPD itself that then keep this PPD identity constant, soon PPD self is as to be switched PPD.
Step 504 judges whether determined to be switched equipment is current PPD itself, if then return execution in step 502; Otherwise, execution in step 505.
Step 505 switches to target P PD with determined to be switched PPD, and returns execution in step 502.
In this step, the specific implementation process can be consistent with the description in the step 206.
More than the beacon changing method in the embodiment of the invention two is described in detail, again the beacon equipment switched system in the embodiment of the invention two is described in detail below.
The composition of the beacon equipment switched system in the present embodiment is consistent with the description in the system shown in Figure 4 with annexation, and function is also similar.And the formation of each functional module of beacon equipment and annexation also with system shown in Figure 4 in description similar.Difference is that the comparison control module in the present embodiment can specifically comprise: transmitting power comparison module and leading beacon equipment determination module.
Wherein, the transmitting power comparison module, be used for obtaining the transmission power information of the SPD of PPD self and reporting information from information storage module, the transmission power information of being obtained is compared, determine that the highest beacon equipment of transmitting power for the most perceived beacon equipment, offers leading beacon equipment determination module with the most perceived determined beacon equipment information.
Leading beacon equipment determination module, the most perceived beacon equipment information that provides according to the transmitting power comparison module is provided, determine that this most perceived beacon equipment is to be switched PPD, when determined to be switched PPD is SPD, send the switching controls indication to information sending module.The specific implementation process that is system in the present embodiment and each functional module of beacon equipment can be consistent with the description in the flow process shown in Figure 5.
For example: during as PPD, transmitting power comparison control module can be obtained the transmission power information of the SPD of PPD self and reporting information from information storage module, the transmission power information of being obtained is compared, determine that from the SPD of PPD self and reporting information the highest beacon equipment of transmitting power is as the most perceived beacon equipment, with this beacon equipment as to be switched PPD, if determined to be switched PPD is SPD, then send the switching controls indication to information sending module; Information sending module is used for sending switching notice according to from the relatively switching controls indication of control module to determined to be switched PPD.Wherein, switching notice can comprise the information of switching all beacon equipments in the one's respective area that message and PPD stored.Wherein, the information of all beacon equipments can be obtained from information storage module etc. in the one's respective area that PPD stored.
Embodiment three: adopt the third method.
Referring to Fig. 6, Fig. 6 is the method flow diagram that beacon equipment switches in the embodiment of the invention three.As shown in Figure 6, this flow process comprises the steps:
When step 601, beacon system are initially opened, with first beacon equipment that powers on as PPD.
Wherein, the information that SPD reports can be consistent with the information of description in the step 202 shown in Figure 2, in addition, also need comprise the antenna height information of SPD self.
When SPD satisfies when pre-conditioned, report above-mentioned self information to PPD.Wherein pre-conditioned can be consistent with the description in the step 202.
PPD receives the information that SPD reports, and periodically all beacon equipment information of being received (comprise the information of corresponding wireless signal separately, as the information of the shared frequency range of wireless signal etc.) is launched.
Wherein, if the highest beacon equipment of antenna height is more than one, but in the beacon equipment that then these several antenna heights of picked at random are the highest any one is as to be switched PPD.Preferably, if the highest beacon equipment of antenna height is more than one and comprises PPD itself that then keep this PPD identity constant, soon PPD self is as to be switched PPD.
Step 604 judges whether determined to be switched equipment is current PPD itself, if then return execution in step 602; Otherwise, execution in step 605.
Step 605 switches to target P PD with determined to be switched PPD, and returns execution in step 602.
In this step, the specific implementation process can be consistent with the description in the step 206.
More than the beacon changing method in the embodiment of the invention three is described in detail, again the beacon equipment switched system in the embodiment of the invention three is described in detail below.
The composition of the beacon equipment switched system in the present embodiment is consistent with the description in the system shown in Figure 4 with annexation, and function is also similar.And the formation of each functional module of beacon equipment and annexation also can be similar with the description in the system shown in Figure 4.Difference is that the comparison control module in the present embodiment can specifically comprise: antenna height comparison module and leading beacon equipment determination module.
Wherein, the antenna height comparison module, be used for obtaining the antenna height information of the SPD of PPD self and reporting information from information storage module, the antenna height information of being obtained is compared, determine that the highest beacon equipment of antenna height for the most perceived beacon equipment, offers leading beacon equipment determination module with the most perceived determined beacon equipment information.
Leading beacon equipment determination module, the most perceived beacon equipment information that provides according to the antenna height comparison module is provided, determine that this most perceived beacon equipment is to be switched PPD, when determined to be switched PPD is SPD, send the switching controls indication to information sending module.The specific implementation process that is system in the present embodiment and each functional module of beacon equipment can be consistent with the description in the flow process shown in Figure 5.
For example: during as PPD, antenna height comparison control module can be obtained the antenna height information of the SPD of PPD self and reporting information from information storage module, the antenna height information of being obtained is compared, determine that from the SPD of PPD self and reporting information the highest beacon equipment of antenna height is as the most perceived beacon equipment, with this beacon equipment as to be switched PPD, if determined to be switched PPD is SPD, then send the switching controls indication to information sending module; Information sending module is used for sending switching notice according to from the relatively switching controls indication of control module to determined to be switched PPD.Wherein, switching notice can comprise the information of switching all beacon equipments in the one's respective area that message and PPD stored.Wherein, the information of all beacon equipments can be obtained from information storage module etc. in the one's respective area that PPD stored.
Wireless signal in the various embodiments described above comprises wireless microphone signal, TV signal etc.
Above-described specific embodiment; purpose of the present invention, technical scheme and beneficial effect are further described; institute is understood that; the above only is preferred embodiment of the present invention; be not to be used to limit protection scope of the present invention; within the spirit and principles in the present invention all, any modification of being done, be equal to replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (18)
1. the method switched of a beacon equipment is characterized in that this method comprises:
A, leading beacon equipment PPD receive the information that secondary beacon equipment SPD reports, and information that reports according to described SPD and the information of described PPD self determine that the most perceived beacon equipment is to be switched PPD;
B, when described to be switched PPD is not current described PPD, described to be switched PPD is switched to target P PD;
When beacon system is initially opened, further comprise before the steps A: with first beacon equipment that powers on as current described PPD.
2. the method for claim 1 is characterized in that, this method further comprises: when described to be switched PPD was current described PPD, it was constant to keep current described PPD.
3. the method for claim 1 is characterized in that, the information of information that described SPD reports and described PPD self comprises: geographical location information;
Described the most perceived definite beacon equipment is that to be switched PPD specifically comprises:
Geographical location information that current described PPD reports according to described SPD and the geographical location information of self calculate the center in beacon equipment zone;
Determine that the nearest beacon equipment in distance center position for the most perceived beacon equipment, is defined as to be switched PPD with this beacon equipment.
4. method as claimed in claim 3, it is characterized in that, the center that described geographical location information according to beacon equipment calculates the beacon equipment zone is specially: the lateral attitude addition in each beacon equipment geographical position in the described SPD set of current described PPD self and reporting information is taken the mean, obtain the lateral attitude central point, the lengthwise position addition in geographical position is taken the mean, obtain the lengthwise position central point, described lateral attitude central point and described lengthwise position central point constitute the planar central position jointly;
Perhaps: the lateral attitude addition in each beacon equipment geographical position in the described SPD set of current described PPD self and reporting information is taken the mean, obtain the lateral attitude central point, the lengthwise position addition in geographical position is taken the mean, obtain the lengthwise position central point, the height and position addition in geographical position is taken the mean, obtain the height and position central point, described lateral attitude central point, described lengthwise position central point and described height and position central point constitute the space center position jointly.
5. the method for claim 1 is characterized in that, the information of information that described SPD reports and described PPD self comprises: transmission power information;
Described the most perceived definite beacon equipment is that to be switched PPD specifically comprises:
Transmission power information that current described PPD reports according to described SPD and the transmission power information of self determine that the highest beacon equipment of transmitting power for the most perceived beacon equipment, is defined as to be switched PPD with this beacon equipment.
6. the method for claim 1 is characterized in that, the information of information that described SPD reports and described PPD self comprises: antenna height information;
Described the most perceived definite beacon equipment is that to be switched PPD specifically comprises:
Antenna height information that current described PPD reports according to described SPD and the antenna height information of self determine that the highest beacon equipment of antenna height for the most perceived beacon equipment, is defined as to be switched PPD with this beacon equipment.
7. the method for claim 1 is characterized in that, further comprises before the steps A: described SPD satisfies when pre-conditioned, reports self information to current described PPD.
8. method as claimed in claim 7 is characterized in that, described pre-conditioned comprising: preset period, and/or SPD information changes, and/or, initially power on when opening.
9. as each described method in the claim 1 to 8, it is characterized in that, describedly determined to be switched PPD is switched to target P PD specifically comprise:
The information of current described PPD all beacon equipments in determined to be switched PPD sends the one's respective area of switching message and self storing;
After determined to be switched PPD receives the information of all beacon equipments in the one's respective area of storing from current described PPD, switch to target P PD.
10. method as claimed in claim 9 is characterized in that, the information that described SPD reports comprises: the beacon equipment sign; Described current described PPD is specially to the information that determined to be switched PPD sends all beacon equipments in the one's respective area of switching message and self storing:
Current described PPD is carried at the sign of determined to be switched PPD to switch in the message and broadcasts;
After determined to be switched PPD receives the switching message of carrying self identification, send confirmed feedback message to current described PPD;
After current described PPD receives described confirmed feedback message, the information of all beacon equipments in the one's respective area that periodic broadcasting is stored;
Determined to be switched PPD receives the described beacon equipment information from current described PPD.
11. method as claimed in claim 10 is characterized in that, described beacon equipment sign comprises: media access control MAC address, or identity id number.
12. method as claimed in claim 9 is characterized in that, described determined to be switched PPD receives after the information of all beacon equipments, switches to before the target P PD, and this method further comprises:
Described determined to be switched PPD sends the feedback message that has received to current described PPD, after current described PPD receives the described feedback message that has received, sends the broadcast that is switched to target P PD by determined to be switched PPD at default T after the time;
The described target P PD that switches to is: determined to be switched PPD switches to target P PD according to described broadcast at T after the time.
13. the system that a beacon equipment switches is characterized in that this system comprises: leading beacon equipment PPD and secondary beacon equipment SPD more than, wherein,
Described PPD, be used to receive the information that reports from each described SPD, information that reports according to each described SPD and the information of described PPD self, determine that the most perceived beacon equipment is as to be switched PPD, when determined to be switched PPD is SPD, send switching notice to determined to be switched PPD;
Each described SPD is used for reporting self information to current described PPD, wherein, is defined as the switching notice of the SPD reception of to be switched PPD from current described PPD, and switches to target P PD.
14. the beacon equipment as PPD is characterized in that, this equipment comprises: information receiving module, information storage module, comparison control module and information sending module, wherein,
Described information receiving module is used to receive the information that reports from SPD, and the information that is received is exported to described information storage module;
Described information storage module is used to store the information that self information and described information receiving module receive;
Described relatively control module, be used for obtaining the required information of calculating from described information storage module, utilize the information of being obtained to calculate comparison, determine that from the SPD of PPD self and reporting information the most perceived beacon equipment is as to be switched PPD, when determined to be switched PPD is SPD, send the switching controls indication to described information sending module;
Described information sending module is used to receive the switching controls indication from described relatively control module, sends switching notice to determined to be switched PPD.
15. equipment as claimed in claim 14 is characterized in that, described relatively control module specifically comprises: position calculation and comparison module and leading beacon equipment determination module, wherein,
Described position calculation and comparison module, be used for obtaining the geographical location information of the SPD of PPD self and reporting information from described information storage module, calculate the center in beacon equipment zone according to the geographical location information that is obtained, the geographical position of center and each beacon equipment is compared, determine that the nearest beacon equipment in distance center position for the most perceived beacon equipment, offers described leading beacon equipment determination module with the most perceived determined beacon equipment information;
Described leading beacon equipment determination module, the most perceived beacon equipment information that provides according to position calculation and comparison module is provided, determine that this most perceived beacon equipment is to be switched PPD, when determined to be switched PPD is SPD, send the switching controls indication to described information sending module.
16. equipment as claimed in claim 14 is characterized in that, described relatively control module specifically comprises: transmitting power comparison module and leading beacon equipment determination module, wherein,
Described transmitting power comparison module, be used for obtaining the transmission power information of the SPD of PPD self and reporting information from described information storage module, the transmission power information of being obtained is compared, determine that the highest beacon equipment of transmitting power for the most perceived beacon equipment, offers described leading beacon equipment determination module with the most perceived determined beacon equipment information;
Described leading beacon equipment determination module, the most perceived beacon equipment information that provides according to described transmitting power comparison module is provided, determine that this most perceived beacon equipment is to be switched PPD, when determined to be switched PPD is SPD, send the switching controls indication to described information sending module.
17. equipment as claimed in claim 14 is characterized in that, described relatively control module specifically comprises: antenna height comparison module and leading beacon equipment determination module, wherein,
Described antenna height comparison module, be used for obtaining the antenna height information of the SPD of PPD self and reporting information from described information storage module, the antenna height information of being obtained is compared, determine that the highest beacon equipment of antenna height for the most perceived beacon equipment, offers described leading beacon equipment determination module with the most perceived determined beacon equipment information;
Described leading beacon equipment determination module, the most perceived beacon equipment information that provides according to described antenna height comparison module is provided, determine that this most perceived beacon equipment is to be switched PPD, when determined to be switched PPD is SPD, send the switching controls indication to described information sending module.
18. the beacon equipment as SPD is characterized in that, this equipment comprises: memory module, sending module, receiver module and control module, wherein,
Described memory module is used to store self information;
Described sending module is used for obtaining self information from described memory module and sends to current PPD;
Described receiver module is used to receive the switching notice from current PPD, when switching notice indication place SPD switches, the switching notice that is received is sent to described control module;
Described control module is used to receive the switching notice from described receiver module, and control place SPD switches to target P PD by SPD.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2007100794311A CN101212378B (en) | 2006-12-25 | 2007-03-12 | Beacon equipment switching method, system, and beacon equipment |
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200610167302 | 2006-12-25 | ||
| CN200610167302.3 | 2006-12-25 | ||
| CN2007100794311A CN101212378B (en) | 2006-12-25 | 2007-03-12 | Beacon equipment switching method, system, and beacon equipment |
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| CN101212378A CN101212378A (en) | 2008-07-02 |
| CN101212378B true CN101212378B (en) | 2011-04-20 |
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| CN2007100794311A Expired - Fee Related CN101212378B (en) | 2006-12-25 | 2007-03-12 | Beacon equipment switching method, system, and beacon equipment |
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Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1528073A (en) * | 2001-06-05 | 2004-09-08 | 皇家菲利浦电子有限公司 | Consensual data delivery through beacons |
| CN1618207A (en) * | 2000-09-25 | 2005-05-18 | 皇家菲利浦电子有限公司 | Portable device interaction with beacons |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1618207A (en) * | 2000-09-25 | 2005-05-18 | 皇家菲利浦电子有限公司 | Portable device interaction with beacons |
| CN1528073A (en) * | 2001-06-05 | 2004-09-08 | 皇家菲利浦电子有限公司 | Consensual data delivery through beacons |
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| CN101212378A (en) | 2008-07-02 |
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