CN103200654B - Data transmission method, access point and website - Google Patents
Data transmission method, access point and website Download PDFInfo
- Publication number
- CN103200654B CN103200654B CN201210002900.0A CN201210002900A CN103200654B CN 103200654 B CN103200654 B CN 103200654B CN 201210002900 A CN201210002900 A CN 201210002900A CN 103200654 B CN103200654 B CN 103200654B
- Authority
- CN
- China
- Prior art keywords
- dtim
- type
- service
- instruction information
- periodic quantity
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W52/00—Power management, e.g. Transmission Power Control [TPC] or power classes
- H04W52/02—Power saving arrangements
- H04W52/0209—Power saving arrangements in terminal devices
- H04W52/0212—Power saving arrangements in terminal devices managed by the network, e.g. network or access point is leader and terminal is follower
- H04W52/0216—Power saving arrangements in terminal devices managed by the network, e.g. network or access point is leader and terminal is follower using a pre-established activity schedule, e.g. traffic indication frame
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
- Y02D30/00—Reducing energy consumption in communication networks
- Y02D30/70—Reducing energy consumption in communication networks in wireless communication networks
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Mobile Radio Communication Systems (AREA)
Abstract
Embodiments providing a kind of data transmission method, described method includes: obtaining the set paying the transmission instruction information DTIM cycle, the set in wherein said DTIM cycle includes at least one DTIM periodic quantity；Sending a notification message to site STA, wherein said notification message includes the set in described DTIM cycle；Receiving the feedback message that described STA sends, wherein said feedback message carries the concrete DTIM periodic quantity that described STA selects from the set in described DTIM cycle.The embodiment of the present invention can realize the STA selection to DTIM periodic quantity, and the DTIM periodic quantity that STA selects is limited in the range of convergence in the DTIM cycle that AP presets, thus both taken into account the different DTIM cycle requirement of time delay sensitive type and power sensitive STA, also simplify the AP management complexity for multiple DTIM.
Description
Technical field
The present embodiments relate to wireless communication field, and more particularly, to data transmission method, access point and station
Point.
Background technology
Website in WLAN (Wireless Local Area Netwok is called for short WLAN) system
(Station is called for short STA) is portable mostly, such as notebook computer, personal digital assistant (Personal Digital
Assistant, is called for short PDA) and new opplication scene in consider water meter, the sensor node such as gas meter, all use battery to power,
Therefore battery life is the key factor that STA must take into.
Standard defines saving power (Power Saving the is called for short PS) pattern of STA, selects the STA of PS pattern permissible
The one or more new mark of dormancy (beacon) is spaced.When receiving containing paying transmission instruction information (Delivery Traffic
Indicate Message, is called for short DTIM) new mark frame time, STA is just waken up, and then detects whether to have data to receive.This
Sample, the DTIM cycle is the longest, is in STA dormancy the most long of energy-saving mode, just can save more energy.But then, this
Will also result in the reduction of handling capacity.In existing standard, most of STA are time delay sensitive type, the typical DTIM cycle be 4 new
Mark.
Base station sub-system exists the website of multiple business.Such as, the STA of time delay sensitive type business needs shorter DTIM
Cycle is to meet delay requirement.Sensitive power consumption type STA then need the longer DTIM cycle to meet energy saving requirement, such as battery
The STA of power supply.In current application scenarios, most of STA are battery powered sensors, and this kind of STA is power sensitive
And low-load circular form STA, fixing DTIM cycle, the least DTIM periodic quantity is unfavorable for energy-conservation.
Summary of the invention
The embodiment of the present invention provides a kind of data transmission method, it is possible to allows STA according to real needs, selects suitable DTIM
Cycle, to adapt to different STA for time delay and energy-conservation different demands.
On the one hand, it is provided that a kind of data transmission method, described method includes:
Obtaining the set paying the transmission instruction information DTIM cycle, the set in wherein said DTIM cycle includes at least one
DTIM periodic quantity；
Sending a notification message to site STA, wherein said notification message includes the set in described DTIM cycle；
Receiving the feedback message that described STA sends, wherein said feedback message carries described STA from the described DTIM cycle
The concrete DTIM periodic quantity selected in set.
On the other hand, it is provided that a kind of data transmission method, described method includes:
Receiving the notification message that access point AP sends, wherein said notification message includes the set in DTIM cycle, described
The set in DTIM cycle includes at least one DTIM periodic quantity；
Sending feedback message to described AP, wherein said feedback message carries the site STA set from the described DTIM cycle
The concrete DTIM periodic quantity of middle selection.
On the other hand, it is provided that a kind of access point, described access point includes:
Acquiring unit, for obtaining the set in DTIM cycle, the set in wherein said DTIM cycle includes at least one
DTIM periodic quantity；
Transmitting element, for sending a notification message to STA, wherein said notification message includes the collection in described DTIM cycle
Close；
Receive unit, for receive described STA send feedback message, wherein said feedback message carry described STA from
The concrete DTIM periodic quantity selected in the set in described DTIM cycle.
On the other hand, it is provided that a kind of website, described website includes:
Receiving unit, for receiving the notification message that access point AP sends, wherein said notification message includes the DTIM cycle
Set, the set in described DTIM cycle includes at least one DTIM periodic quantity；
Transmitting element, for sending feedback message to described AP, wherein said feedback message carries described STA from described
The concrete DTIM periodic quantity selected in the set in DTIM cycle.
On the other hand, it is provided that a kind of data transmission method, described method includes:
Obtain pay transmission the instruction information DTIM cycle mapping table, in the mapping table in wherein said DTIM cycle storage with
The DTIM periodic quantity that type of service is corresponding；
Receiving the first request message that STA sends, wherein said first request message carries the first type of service instruction letter
Breath；
According to the described first type of service instruction information in described first request message, from the mapping in described DTIM cycle
Table selects a DTIM periodic quantity corresponding with the type of service indicated by described first type of service instruction information；
Sending the first response message to described STA, wherein said first response message carries a described DTIM periodic quantity.
On the other hand, it is provided that a kind of data transmission method, described method includes:
Sending the first request message to access point AP, wherein said first request message carries the first type of service instruction letter
Breath；
Receiving the first response message that described AP sends, wherein said first response message carries a DTIM periodic quantity,
A described DTIM periodic quantity is that described AP indicates information according to described first type of service in described first request message, from
The DTIM corresponding with the type of service indicated by described first type of service instruction information selected in the mapping table in DTIM cycle
Periodic quantity.
On the other hand, it is provided that a kind of access point, described access point includes:
Acquiring unit, for obtaining the mapping table paying the transmission instruction information DTIM cycle, the wherein said DTIM cycle
Mapping table stores the DTIM periodic quantity corresponding with type of service；
Receiving unit, for receiving the first request message that STA sends, wherein said first request message carries the first industry
Service type instruction information；
Processing unit, for according to the described first type of service instruction information in described first request message, from described
The mapping table in DTIM cycle selects first corresponding with the type of service indicated by described first type of service instruction information
DTIM periodic quantity；
Transmitting element, for the first response message sent to described STA, wherein said first response message carries described
Oneth DTIM periodic quantity.
On the other hand, it is provided that a kind of website, described website includes:
Transmitting element, for sending the first request message to access point AP, wherein said first request message carries first
Type of service instruction information；
Receiving unit, for receiving the first response message that described AP sends, wherein said first response message carries the
One DTIM periodic quantity, a described DTIM periodic quantity is that described AP is according to described first service class in described first request message
Type instruction information, from the mapping table in DTIM cycle select with the service class indicated by described first type of service instruction information
The DTIM periodic quantity that type is corresponding.
The embodiment of the present invention can realize the STA selection to DTIM periodic quantity, and the DTIM periodic quantity limit selected by STA
It is scheduled in the range of convergence in the DTIM cycle that AP presets, thus had both taken into account time delay sensitive type and the difference of power sensitive STA
DTIM cycle requirement, also simplify the AP management complexity for multiple DTIM.By limiting the range of choice of DTIM periodic quantity,
Avoid different STA and select distribution the most wide in range DTIM periodic quantity, for including the application scenarios of a large amount of STA, improve
The AP efficiency of management to whole network.
Accompanying drawing explanation
In order to be illustrated more clearly that the technical scheme of the embodiment of the present invention, below will be in embodiment or description of the prior art
The required accompanying drawing used is briefly described, it should be apparent that, the accompanying drawing in describing below is only some realities of the present invention
Execute example, for those of ordinary skill in the art, on the premise of not paying creative work, it is also possible to according to these accompanying drawings
Obtain other accompanying drawing.
Fig. 1 is the schematic flow diagram of data transmission method according to embodiments of the present invention；
Fig. 2 is the schematic flow diagram of the data transmission method of further scheme according to embodiments of the present invention；
Fig. 3 is the schematic flow diagram of the data transmission method of further scheme according to embodiments of the present invention；.
Fig. 4 is the schematic flow diagram of data transmission method according to embodiments of the present invention；
Fig. 5 is the schematic flow diagram of the data transmission method of further scheme according to embodiments of the present invention；
Fig. 6 is the schematic configuration diagram of access point according to embodiments of the present invention；
Fig. 7 is the schematic configuration diagram of the access point of further scheme according to embodiments of the present invention；
Fig. 8 is the schematic configuration diagram of website according to embodiments of the present invention；
Fig. 9 is the schematic flow diagram of the data transmission method of another aspect according to embodiments of the present invention；
Figure 10 is the signal of the data transmission method of the further improvement project of another aspect according to embodiments of the present invention
Flow chart；
Figure 11 is the schematic flow diagram of the data transmission method of another aspect according to embodiments of the present invention；
Figure 12 is the signal of the data transmission method of the further improvement project of another aspect according to embodiments of the present invention
Flow chart；
Figure 13 is the schematic configuration diagram of the access point of another aspect according to embodiments of the present invention；
The schematic configuration diagram of the website of Figure 14 another aspect according to embodiments of the present invention.
Detailed description of the invention
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Describe, it is clear that described embodiment is a part of embodiment of the present invention rather than whole embodiments wholely.Based on this
Embodiment in bright, the every other enforcement that those of ordinary skill in the art are obtained under not making creative work premise
Example, broadly falls into the scope of protection of the invention.
In WLAN standard, transmission instruction information (Traffic Indication Message is called for short) TIM is mono-
DTIM cycle (DTIM period) territory in unit (TIM elment) is used to refer to carry the week of the beacon of TIM elements
Phase.Such as, every four beacons of beacon carrying TIM element occur once, then DTIM period is arranged to 4.
Fig. 1 is the schematic flow diagram of data transmission method 100 according to embodiments of the present invention.As it is shown in figure 1, method 100
Including:
110: obtaining the set in DTIM cycle, the set in wherein said DTIM cycle includes at least one DTIM periodic quantity；
120: send a notification message to STA, wherein said notification message includes the set in described DTIM cycle；
130: receive the feedback message that described STA sends, wherein said feedback message carries described STA from described DTIM week
The concrete DTIM periodic quantity selected in the set of phase.
In the step 110 of this method, AP determines how much oneself support according to the ability (such as caching capabilities etc.) of self
Planting DTIM (DTIM1-DTIMn) and the cycle (DTIM period1-DTIM period n) of every kind of DTIM, these DTIM are total
Claim the set in DTIM cycle.According to embodiments of the present invention, AP can support at least a kind of DTIM cycle.Or, it is also possible to fixed in advance
The periodic quantity of each DTIM in multiple DTIM that justice AP is supported.Such as, a kind of AP support the DTIM cycle be 2 beacons, 4
Individual beacon, 8 beacons.AP can determine the TIM elment in beacon, example according to the number in the DTIM cycle that oneself is supported
As shown in table 1:
Wherein Element ID represents the mark of TIM element, and Length represents the length of this TIM element,
DTIM Count k represents that kth DTIM also has several beacon frames before arriving.If DTIM count k=0 represents current
The Partial Bitmap that TIM element frame comprises a DTIM count k maps (partial bitmap).
Notification message in step 120 can be AP when associating with STA, and AP is sent to the notification message of STA.AP is by being somebody's turn to do
Notification message tells the set in the DTIM cycle of AP support described in STA, and the set in this DTIM cycle includes at least one DTIM
Periodic quantity.
STA, after the set obtaining the described DTIM cycle, can suitably select concrete DTIM week according to concrete application demand
Time value.Such as, for time delay sensitive type STA, the DTIM periodic quantity of less DTIM periodic quantity, such as 2 beacons can be selected,
And for battery powered power sensitive STA, longer DTIM periodic quantity can be selected, the DTIM cycle of such as 8 beacons
Value.And STA is in 130 steps of said method, the concrete DTIM periodic quantity selected by described STA by feedback message is notified
AP.So, both taken into account the different DTIM cycle requirement of time delay sensitive type and power sensitive STA, also simplify AP pair
Management complexity in multiple DTIM.By limiting the range of choice of DTIM periodic quantity, it is to avoid different STA selects distribution model
Enclose the most wide in range DTIM periodic quantity, for including the application scenarios of a large amount of STA, improve the AP efficiency of management to whole network.
According to embodiments of the present invention, as in figure 2 it is shown, method 100 may further include step:
140:AP preserves the described concrete DTIM periodic quantity selected by described STA.
The concrete DTIM periodic quantity that different STA select can be saved in memory space by AP, in order to according to each STA's
In the DTIM cycle, waken up up by beacon, carried out data transmission.
According to embodiments of the present invention, as it is shown on figure 3, method 100 can further include step:
150: receiving the more newly requested message that described STA sends, wherein said more newly requested message carries described STA from institute
State the DTIM periodic quantity of the renewal selected in the set in DTIM cycle.
For supporting that the STA, this STA of multiple business can select the new DTIM cycle according to the change of type of service
Value, such as, when time delay sensitive type business is transformed into power sensitive business, can be changed previously by more newly requested message
The DTIM cycle selected, to adapt to the change of type of service.
Now, method 100 may further include step:
160:AP preserves the DTIM periodic quantity of the described renewal selected by described STA.
Fig. 4 is from the perspective of STA, the data transmission method of the embodiment of the present invention realize process.As shown in Figure 4,
Method 400 includes:
410:STA receives the notification message that access point AP sends, and wherein said notification message includes the set in DTIM cycle,
The set in described DTIM cycle includes at least one DTIM periodic quantity；
420: described STA sends feedback message to described AP, and wherein said feedback message carries described STA from described DTIM
The concrete DTIM periodic quantity selected in the set in cycle.
As it is shown in figure 5, when the type of service of STA changes, STA can again select renewal by more newly requested message
DTIM periodic quantity:
430: sending more newly requested message to described AP, wherein said more newly requested message carries described STA from described
The DTIM periodic quantity of the renewal selected in the set in DTIM cycle.
According to the method for the invention described above embodiment, time delay sensitive type and the difference of power sensitive STA were both taken into account
DTIM cycle requirement, also simplify the AP management complexity for multiple DTIM.By limiting the range of choice of DTIM periodic quantity,
Avoid different STA and select distribution the most wide in range DTIM periodic quantity, for including the application scenarios of a large amount of STA, improve
The AP efficiency of management to whole network.
The embodiment of the present invention also proposed the AP of the data transmission method realizing the embodiment of the present invention.Fig. 6 is according to this
The schematic configuration diagram of the AP of bright embodiment.As shown in Figure 6, AP 600 includes:
Acquiring unit 610, for obtaining the set in DTIM cycle, the set in wherein said DTIM cycle includes at least one
DTIM periodic quantity；
Transmitting element 620, for sending a notification message to STA, wherein said notification message includes the described DTIM cycle
Set；
Receiving unit 630, for receiving the feedback message that described STA sends, wherein said feedback message carries described STA
The concrete DTIM periodic quantity selected from the set in described DTIM cycle.
According to embodiments of the present invention, as it is shown in fig. 7, AP 600 can also include:
Memory cell 640, for preserving the described concrete DTIM periodic quantity selected by described STA.
According to embodiments of the present invention, described reception unit 620 can be also used for receiving more newly requested the disappearing of described STA transmission
Breath, wherein said more newly requested message carries the DTIM cycle of the renewal that described STA selects from the set in described DTIM cycle
Value.
In this case, according to embodiments of the present invention, described memory cell 640 can be also used for preserving described STA institute
The DTIM periodic quantity of the described renewal selected.
According to embodiments of the present invention, it is also proposed that for realizing the STA of the data transmission method of the embodiment of the present invention.Fig. 8
It it is the schematic configuration diagram of STA 800 according to embodiments of the present invention.As shown in Figure 8, STA800 includes:
Receiving unit 810, for receiving the notification message that access point AP sends, wherein said notification message includes DTIM week
The set of phase, the set in described DTIM cycle includes at least one DTIM periodic quantity；
Transmitting element 820, for sending feedback message to described AP, wherein said feedback message carries described STA from institute
State the concrete DTIM periodic quantity selected in the set in DTIM cycle.
According to embodiments of the present invention, described transmitting element 820 can be also used for sending more newly requested message to described AP, its
Described in more newly requested message carry the DTIM periodic quantity of the renewal that described STA selects from the set in described DTIM cycle.
On the other hand, according to embodiments of the present invention, it is also possible in the DTIM cycle that AP is supported and this AP coverage
The type of service of STA website associate, set up the mapping table in DTIM cycle, store corresponding with the different service types of STA
DTIM periodic quantity.In actual application, select different DTIM according to the type of service of STA.
Therefore, according to embodiments of the present invention, as shown in Figure 9, it is proposed that a kind of data transmission method 900.Method 900 is wrapped
Include:
910:AP obtains the mapping table in DTIM cycle, stores different from STA in the mapping table in wherein said DTIM cycle
The DTIM periodic quantity that type of service is corresponding；
920:AP receives the first request message that STA sends, and wherein said first request message carries the first type of service
Instruction information；
930:AP is according to the described first type of service instruction information in described first request message, from the described DTIM cycle
Mapping table in select a DTIM periodic quantity corresponding with the type of service indicated by described first type of service instruction information；
940:AP sends the first response message to described STA, and wherein said first response message carries a described DTIM
Periodic quantity.
Method 900 according to the above-mentioned embodiment of the present invention, is selected this STA's by AP according to the type of service of STA
DTIM periodic quantity.The mapping table in described DTIM cycle can be stored in advance in AP, or when AP with STA associates, according to clothes
The business that STA in business region is supported, utilizes predefined rule to determine.According to embodiments of the present invention, DTIM cycle
In mapping table, multiple type of service corresponding DTIM cycle can be allowed, to simplify the management complexity of AP.In simple situation
Under, STA only in the first request message as escribed above, need to indicate information including type of service in the request message sent to AP,
Then AP can to select for STA according to the mapping table in above-mentioned DTIM cycle according to the type of service indicated by type of service instruction information
Select DTIM periodic quantity.So, support that multiple services STA is when business is changed, it is only necessary to again send solicited message, and same
Time carry the type of service instruction information currently proceeding to business, it is possible to conveniently realize the change in DTIM cycle.This
In the case of the first request message is specific messages, in that context it may be convenient to realize.
Or, the first request message can also include DTIM cycle indication message, switched by the DTIM cycle and refer to
Show that information is to notify that AP updates the DTIM cycle of STA.In this case, as shown in Figure 10, method 900 is before step 930
Including step 922: determine that described DTIM cycle indication message represents change DTIM periodic quantity.Switch in the described DTIM cycle
In the case of instruction information represents change DTIM periodic quantity, AP will indicate information according to the type of service in the first request message,
The DTIM week corresponding with the type of service indicated by this type of service instruction information is selected from the mapping table in described DTIM cycle
Time value.By the extension STA other message existing such as transmission standard (Traffic to AP reporting service type
Specification, be called for short TSPEC) message realize described first request message function time, by increase the DTIM cycle cut
Change instruction information, and only in the case of DTIM cycle indication message represents change DTIM periodic quantity, just change DTIM week
Time value, when being possible to prevent the business conversion of STA, frequently change DTIM periodic quantity, brings impact to the stability of network, and prevents
Stop the load increasing the weight of network.
According to embodiments of the present invention, described first request message can carry multiple described type of service instruction information, then
AP can be according to the plurality of type of service instruction information in described first request message, from the mapping table in described DTIM cycle
In multiple DTIM periodic quantities that middle selection is corresponding with the type of service indicated by the plurality of type of service instruction information respectively
Little one is as the DTIM periodic quantity of described STA.For supporting multiple services STA, such as notebook computer simultaneously, by
In the DTIM cycle that different types of service is different, therefore preferably minimum for AP to the demand of DTIM, to ensure the miscellaneous service of STA
Smoothly complete.Here the first request message can be specific messages, or by extension STA to AP service type reporting
Other message existing realize.
In this case, STA still can be as desired to change DTIM periodic quantity.According to embodiments of the present invention, side
Method 900 can include step:
950:AP receives the second request message that described STA sends, and wherein said second request message carries the second business
Type indication information and DTIM cycle indication message；
960:AP determines that the described DTIM cycle indicates information to represent change DTIM periodic quantity；
970:AP is according to the described second type of service instruction information in described second request message, from the described DTIM cycle
Mapping table in select the twoth DTIM periodic quantity corresponding with the type of service indicated by described second type of service instruction information；
980:AP sends the second response message to described STA, and wherein said second response message carries described 2nd DTIM
Periodic quantity.
In this case, by the second request message, it is possible to realize the change of DTIM periodic quantity.Equally, this is logical
Cross extension STA to other message existing such as TSPEC message of AP reporting service type to realize described second request message
Function time, bring facility.
The method of present invention described above embodiment is conceived to the scheme of AP side.Data transmission according to embodiments of the present invention
Method considers from STA side, described in detail below.
Figure 11 is the schematic flow diagram that data transmission method 1100 according to embodiments of the present invention considers from STA side.Method
1100 include:
1110:STA sends the first request message to AP, and wherein said first request message carries the first type of service instruction
Information；
1120:STA receives the first response message that described AP sends, and wherein said first response message carries a DTIM
Periodic quantity, a described DTIM periodic quantity is that described AP is according to the described first type of service instruction in described first request message
Information, select from the mapping table in DTIM cycle is corresponding with the type of service indicated by described first type of service instruction information
DTIM periodic quantity.
According to embodiments of the present invention, the described first request message that STA sends to described AP carries multiple described first industry
Service type instruction information, in described first response message that the described AP that STA receives sends, a described DTIM periodic quantity is institute
State AP and indicate information, from the mapping in described DTIM cycle according to the plurality of first type of service in described first request message
The multiple DTIM week corresponding with the type of service indicated by the plurality of first type of service instruction information respectively selected in table
A DTIM periodic quantity minimum in time value.
According to embodiments of the present invention, as shown in figure 12, method 1100 farther includes:
1130:STA sends the second request message to described AP, and wherein said second request message carries the second type of service
Instruction information and DTIM cycle indication message, wherein said DTIM cycle indication message is used for indicating AP to change
DTIM periodic quantity；
1140: receiving the second response message that described AP sends, wherein said second response message carries described second
DTIM periodic quantity, wherein said 2nd DTIM periodic quantity is that described AP is according to described second business in described second request message
Type indication information, from the mapping table in described DTIM cycle select with described second type of service instruction information indicated by
The DTIM periodic quantity that type of service is corresponding.
According to embodiments of the present invention, it is achieved that the incidence relation with DTIM periodic quantity of the type of service of STA.AP passes through
The type of service of STA is that STA selects suitable DTIM periodic quantity, the DTIM periodic quantity in beneficially AP unified management network, letter
Change management mode, improve the efficiency of management.
According to embodiments of the present invention, the data transmission method 900 for realizing the invention described above embodiment is proposed equally
AP.Figure 13 is the schematic configuration diagram of AP 1200 according to embodiments of the present invention.As shown in figure 13, AP 1300 includes:
Acquiring unit 1310, for obtaining the mapping table in DTIM cycle, stores in the mapping table in wherein said DTIM cycle
The DTIM periodic quantity corresponding with type of service；
Receiving unit 1320, for receiving the first request message that STA sends, wherein said first request message carries the
One type of service instruction information；
Processing unit 1330, for indicating information according to described first type of service in described first request message, from
The mapping table in described DTIM cycle selects corresponding with the type of service indicated by described first type of service instruction information the
One DTIM periodic quantity；
Transmitting element 1340, for sending the first response message to described STA, wherein said first response message carries institute
State a DTIM periodic quantity.
According to embodiments of the present invention, the described first request message that described reception unit 1320 receives also carries the DTIM cycle
Indication message, described processing unit 1330 is additionally operable to determine that described DTIM cycle indication message represents change DTIM week
Time value.
According to embodiments of the present invention, the described first request message that described reception unit 1320 receives carries multiple described the
One type of service instruction information,
Described processing unit 1330 is specifically for according to the plurality of first type of service in described first request message
Instruction information, select from the mapping table in described DTIM cycle respectively with the plurality of first type of service instruction information indicated by
Multiple DTIM periodic quantities corresponding to type of service in minimum one as a described DTIM periodic quantity.
According to embodiments of the present invention, described reception unit 1320 is additionally operable to receive the second request message that described STA sends,
Wherein said second request message carries the second type of service instruction information and DTIM cycle indication message；
Described processing unit 1330 is used for determining that the described DTIM cycle indicates information to represent change DTIM periodic quantity；
Described processing unit 1330 is used for according to the described second type of service instruction information in described second request message,
Select corresponding with the type of service indicated by described second type of service instruction information from the mapping table in described DTIM cycle
2nd DTIM periodic quantity；
Transmitting element 1340 is for sending the second response message to described TA, and wherein said second response message carries described
2nd DTIM periodic quantity.
According to embodiments of the present invention, it is also proposed that for implementing the STA of the data transmission method 1100 of the embodiment of the present invention.
Figure 14 is the schematic configuration diagram of STA 1300 according to embodiments of the present invention.As shown in figure 14, STA 1400 includes:
Transmitting element 1410, for sending the first request message to AP, wherein said first request message carries the first industry
Service type instruction information；
Receiving unit 1420, for receiving the first response message that described AP sends, wherein said first response message is taken
Carrying a DTIM periodic quantity, a described DTIM periodic quantity is that described AP is according to described first industry in described first request message
Service type instruction information, from the mapping table in DTIM cycle select with the industry indicated by described first type of service instruction information
The DTIM periodic quantity that service type is corresponding.
According to embodiments of the present invention, the described first request message that described transmitting element 1410 sends to described AP is carried many
Individual described first type of service instruction information,
In described first corresponding message that the described AP that described reception unit 1420 receives sends, a described DTIM cycle
Value indicates information, from the described DTIM cycle for described AP according to the plurality of first type of service in described first request message
Mapping table in select corresponding with the type of service indicated by the plurality of first type of service instruction information respectively multiple
A DTIM periodic quantity minimum in DTIM periodic quantity.
According to embodiments of the present invention, described transmitting element 1410 is additionally operable to send the second request message, wherein to described AP
Described second request message carries the second type of service instruction information and DTIM cycle indication message, wherein said DTIM
Cycle indication message is used for indicating AP to change DTIM periodic quantity；
Described reception unit 1420 is additionally operable to receive what described AP sent the second response message, wherein said second response
Message carries described 2nd DTIM periodic quantity, and wherein said 2nd DTIM periodic quantity is that described AP is according to described second request message
In described second type of service instruction information, from the mapping table in described DTIM cycle select with described second type of service
The DTIM periodic quantity that type of service indicated by instruction information is corresponding.
Those of ordinary skill in the art are it is to be appreciated that combine the list of each example that the embodiments described herein describes
Unit and algorithm steps, it is possible to being implemented in combination in of electronic hardware or computer software and electronic hardware.These functions are actually
Perform with hardware or software mode, depend on application-specific and the design constraint of technical scheme.Professional and technical personnel
Each specifically should being used for can be used different methods to realize described function, but this realization is it is not considered that exceed
The scope of the present invention.
Those skilled in the art is it can be understood that arrive, for convenience and simplicity of description, the system of foregoing description,
The specific works process of device and unit, is referred to the corresponding process in preceding method embodiment, does not repeats them here.
In several embodiments provided herein, it should be understood that disclosed system, apparatus and method, permissible
Realize by another way.Such as, device embodiment described above is only schematically, such as, and described unit
Dividing, be only a kind of logic function and divide, actual can have other dividing mode, the most multiple unit or assembly when realizing
Can in conjunction with or be desirably integrated into another system, or some features can be ignored, or does not performs.Another point, shown or
The coupling each other discussed or direct-coupling or communication connection can be the indirect couplings by some interfaces, device or unit
Close or communication connection, can be electrical, machinery or other form.
The described unit illustrated as separating component can be or may not be physically separate, shows as unit
The parts shown can be or may not be physical location, i.e. may be located at a place, or can also be distributed to multiple
On NE.Some or all of unit therein can be selected according to the actual needs to realize the mesh of the present embodiment scheme
's.
It addition, each functional unit in each embodiment of the present invention can be integrated in a processing unit, it is also possible to
It is that unit is individually physically present, it is also possible to two or more unit are integrated in a unit.
If described function is using the form realization of SFU software functional unit and as independent production marketing or use, permissible
It is stored in a computer read/write memory medium.Based on such understanding, technical scheme is the most in other words
The part contributing prior art or the part of this technical scheme can embody with the form of software product, this meter
Calculation machine software product is stored in a storage medium, including some instructions with so that a computer equipment (can be individual
People's computer, server, or the network equipment etc.) perform all or part of step of method described in each embodiment of the present invention.
And aforesaid storage medium includes: USB flash disk, portable hard drive, read-only storage (ROM, Read-Only Memory), arbitrary access are deposited
The various media that can store program code such as reservoir (RAM, Random Access Memory), magnetic disc or CD.
Claims (14)
1. a data transmission method, it is characterised in that described method includes:
Obtain the mapping table paying the transmission instruction information DTIM cycle, storage and business in the mapping table in wherein said DTIM cycle
The DTIM periodic quantity that type is corresponding；
The first request message that receiving station STA sends, wherein said first request message carries the first type of service instruction letter
Breath, described first type of service instruction information is for indicating type of service current for described STA；
According to the described first type of service instruction information in described first request message, from the mapping table in described DTIM cycle
Select a DTIM periodic quantity corresponding with the type of service indicated by described first type of service instruction information；
Sending the first response message to described STA, wherein said first response message carries a described DTIM periodic quantity.
2. the method for claim 1, it is characterised in that
Described first request message also carries DTIM cycle indication message,
Described according to the described first type of service instruction information in described first request message, from reflecting of described DTIM cycle
Before selecting a DTIM periodic quantity corresponding to the type of service current with described STA in firing table, described method also includes:
Determine that described DTIM cycle indication message represents the DTIM periodic quantity needing to change described STA.
3. the method for claim 1, it is characterised in that
Described first request message carries multiple described first type of service instruction information,
Described according to the described first type of service instruction information in described first request message, from the mapping in described DTIM cycle
Table selects a DTIM periodic quantity corresponding with the type of service indicated by described first type of service instruction information, specifically wraps
Include:
According to the plurality of first type of service instruction information in described first request message, from the mapping in described DTIM cycle
Table selects multiple DTIM cycles corresponding with the type of service indicated by the plurality of first type of service instruction information respectively
Value；
Using one minimum in the plurality of DTIM periodic quantity as a described DTIM periodic quantity.
4. method as claimed in claim 3, it is characterised in that described method farther includes:
Receiving the second request message that described STA sends, wherein said second request message carries the second type of service instruction letter
Breath and DTIM cycle indication message, the described DTIM cycle indicates information to be used for expression to be needed to change DTIM periodic quantity；
According to the described second type of service instruction information in described second request message, from the mapping table in described DTIM cycle
Select the twoth DTIM periodic quantity corresponding with the type of service indicated by described second type of service instruction information；
Sending the second response message to described STA, wherein said second response message carries described 2nd DTIM periodic quantity.
5. a data transmission method, it is characterised in that described method includes:
Sending the first request message to access point AP, wherein said first request message carries the first type of service instruction information,
Described first type of service instruction information represents to be needed to change the type of service that site STA is current；
Receiving the first response message that described AP sends, wherein said first response message carries a DTIM periodic quantity, described
Oneth DTIM periodic quantity is that described AP indicates information, from DTIM according to described first type of service in described first request message
The DTIM cycle corresponding with the type of service indicated by described first type of service instruction information selected in the mapping table in cycle
Value.
6. method as claimed in claim 5, it is characterised in that
The described first request message sent to described AP carries multiple described first type of service instruction information,
In described first response message that the described AP received sends, a described DTIM periodic quantity is described AP according to described the
The plurality of first type of service instruction information in one request message, the difference selected from the mapping table in described DTIM cycle
In multiple DTIM periodic quantities corresponding with the type of service indicated by the plurality of first type of service instruction information minimum one
Individual DTIM periodic quantity.
7. method as claimed in claim 6, it is characterised in that described method also includes:
To described AP send second request message, wherein said second request message carry second type of service instruction information and
DTIM cycle indication message, wherein said DTIM cycle indication message is used for indicating AP to change DTIM periodic quantity；
Receiving the second response message that described AP sends, wherein said second response message carries the 2nd DTIM periodic quantity, wherein
Described 2nd DTIM periodic quantity is that described AP indicates information according to described second type of service in described second request message, from
Select in the mapping table in described DTIM cycle is corresponding with the type of service indicated by described second type of service instruction information
DTIM periodic quantity.
8. an access point, it is characterised in that described access point includes:
Acquiring unit, for obtaining the mapping table paying the transmission instruction information DTIM cycle, the mapping in wherein said DTIM cycle
Table stores the DTIM periodic quantity corresponding with type of service；
Receiving unit, the first request message sent for receiving station STA, wherein said first request message carries the first industry
Service type instruction information, described first type of service instruction information is for indicating type of service current for described STA；
Processing unit, for according to the described first type of service instruction information in described first request message, from described DTIM
The mapping table in cycle selects a DTIM week corresponding with the type of service indicated by described first type of service instruction information
Time value；
Transmitting element, for sending the first response message to described STA, wherein said first response message carries described first
DTIM periodic quantity.
9. access point as claimed in claim 8, it is characterised in that
The described first request message that described reception unit receives also carries DTIM cycle indication message,
Described processing unit is additionally operable to described according to the described first type of service instruction information in described first request message,
Before selecting a DTIM periodic quantity corresponding to the type of service current with described STA from the mapping table in described DTIM cycle,
Determine that described DTIM cycle indication message represents to need to change DTIM periodic quantity.
10. access point as claimed in claim 8, it is characterised in that
The described first request message that described reception unit receives carries multiple described first type of service instruction information,
Described processing unit specifically for according to described first request message in the plurality of first type of service instruction information,
Select from the mapping table in described DTIM cycle respectively with the service class indicated by the plurality of first type of service instruction information
Multiple DTIM periodic quantities that type is corresponding；
Using one minimum in the plurality of DTIM periodic quantity as a described DTIM periodic quantity.
11. access points as claimed in claim 10, it is characterised in that
Described reception unit is additionally operable to receive the second request message that described STA sends, and wherein said second request message is carried
Second type of service instruction information and DTIM cycle indication message；
Described processing unit is used for determining that the described DTIM cycle indicates information to represent change DTIM periodic quantity；
Described processing unit is for according to the described second type of service instruction information in described second request message, from described
The mapping table in DTIM cycle selects second corresponding with the type of service indicated by described second type of service instruction information
DTIM periodic quantity；
Described transmitting element is for sending the second response message to described STA, and wherein said second response message carries described the
Two DTIM periodic quantities.
12. 1 kinds of websites, it is characterised in that described website includes:
Transmitting element, for sending the first request message to access point AP, wherein said first request message carries the first business
Type indication information, described first type of service instruction information represents to be needed to change the type of service that site STA is current；
Receiving unit, for receiving the first response message that described AP sends, wherein said first response message carries first
DTIM periodic quantity, a described DTIM periodic quantity is that described AP is according to described first type of service in described first request message
Instruction information, from the mapping table in DTIM cycle select with the type of service indicated by described first type of service instruction information
Corresponding DTIM periodic quantity.
13. websites as claimed in claim 12, it is characterised in that
Described transmitting element carries multiple described first type of service instruction letter to the described first request message that described AP sends
Breath,
In described first response message that the described AP that described reception unit receives sends, a described DTIM periodic quantity is described
AP is according to the plurality of first type of service instruction information in described first request message, from the mapping table in described DTIM cycle
Multiple DTIM cycles corresponding with the type of service indicated by the plurality of first type of service instruction information respectively of middle selection
A DTIM periodic quantity minimum in value.
14. websites as claimed in claim 12, it is characterised in that
Described transmitting element is additionally operable to send the second request message to described AP, and wherein said second request message carries the second industry
Service type instruction information and DTIM cycle indication message, wherein said DTIM cycle indication message is used for indicating AP
Change DTIM periodic quantity；
Described reception unit is additionally operable to receive the second response message that described AP sends, and wherein said second response message carries the
Two DTIM periodic quantities, wherein said 2nd DTIM periodic quantity is that described AP is according to described second industry in described second request message
Service type instruction information, from the mapping table in described DTIM cycle select with described second type of service instruction information indicated by
DTIM periodic quantity corresponding to type of service.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210002900.0A CN103200654B (en) | 2012-01-06 | 2012-01-06 | Data transmission method, access point and website |
| PCT/CN2012/086625 WO2013102395A1 (en) | 2012-01-06 | 2012-12-14 | Data transmission method, access point and station |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210002900.0A CN103200654B (en) | 2012-01-06 | 2012-01-06 | Data transmission method, access point and website |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103200654A CN103200654A (en) | 2013-07-10 |
| CN103200654B true CN103200654B (en) | 2016-08-17 |
Family
ID=48722973
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210002900.0A Expired - Fee Related CN103200654B (en) | 2012-01-06 | 2012-01-06 | Data transmission method, access point and website |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN103200654B (en) |
| WO (1) | WO2013102395A1 (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US9204385B2 (en) * | 2013-10-09 | 2015-12-01 | Netgear, Inc. | Wireless router or residential gateway capable of distinguishing power-sensitive wireless sensors and providing separate treatment thereto |
| CN106302328B (en) * | 2015-05-20 | 2019-12-20 | 腾讯科技（深圳）有限公司 | Sensitive user data processing system and method |
| CN111417182A (en) * | 2020-03-31 | 2020-07-14 | 上海庆科信息技术有限公司 | Data transmission method, device, storage medium, processor and system |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1809007A (en) * | 2005-01-21 | 2006-07-26 | 捷讯研究有限公司 | Delivery traffic indication message (dtim) periods in a wireless network |
| CN101969605A (en) * | 2010-10-11 | 2011-02-09 | 杭州华三通信技术有限公司 | Method and equipment for determining DTIM interval by AP |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101873678A (en) * | 2009-04-27 | 2010-10-27 | 中兴通讯股份有限公司 | Dormancy mode setting and processing method, and dormancy mode information transmission method |
| JP5483188B2 (en) * | 2010-03-31 | 2014-05-07 | 日本電気株式会社 | Wireless LAN system and power saving control method thereof |
-
2012
- 2012-01-06 CN CN201210002900.0A patent/CN103200654B/en not_active Expired - Fee Related
- 2012-12-14 WO PCT/CN2012/086625 patent/WO2013102395A1/en active Application Filing
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1809007A (en) * | 2005-01-21 | 2006-07-26 | 捷讯研究有限公司 | Delivery traffic indication message (dtim) periods in a wireless network |
| CN101969605A (en) * | 2010-10-11 | 2011-02-09 | 杭州华三通信技术有限公司 | Method and equipment for determining DTIM interval by AP |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2013102395A1 (en) | 2013-07-11 |
| CN103200654A (en) | 2013-07-10 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101448321B (en) | Method and device for sharing spectrum resources in heterogeneous wireless networks | |
| CN101637053B (en) | Sleep optimization for mobile devices in a broadband network | |
| CN104349366B (en) | A kind of radio network problems association analysis method based on GIS | |
| CN106557407A (en) | A kind of monitoring method and device of apparatus of load | |
| US20140075217A1 (en) | Power Saving Network Controller | |
| CN107102103A (en) | Environmental monitoring system | |
| CN106027328A (en) | Cluster monitoring method and system based on application container deployment | |
| EP2454910B1 (en) | Power saving mechanism in a radio access network | |
| CN103379595A (en) | Method, device and system of STA in wireless local area network for obtaining data | |
| CN108513342A (en) | A kind of dispatching method of internet-of-things terminal, base station and internet-of-things terminal | |
| CN102930395B (en) | A method and system for managing electric vehicle power battery assets | |
| CN103200654B (en) | Data transmission method, access point and website | |
| CN102184628A (en) | Intelligent divisional low-power-consumption wireless networking meter reading method | |
| CN108830433A (en) | A kind of O&M route planning method based on LBS, system | |
| CN110391663A (en) | A method and system for invoking a mobile energy storage device | |
| CN109117305A (en) | A kind of data back up method, device, equipment and computer readable storage medium | |
| CN104702428A (en) | Method for determining work order dispatching modes and integrated alarm system | |
| CN106131925A (en) | GAS query method and device | |
| Varghese et al. | Suitability of WiFi based communication devices in low power industrial applications | |
| CN104038978B (en) | Transmission processing, receiving handling method and the device of business instruction information | |
| CN102124421A (en) | Systems and methods for providing information regarding resource consumption or environmental impact associated with usage of a computer | |
| CN202475486U (en) | Vibrating wire sensor monitoring network | |
| CN104469910B (en) | A kind of method for reducing base station energy consumption | |
| CN102779058A (en) | Interface data loading device and interface data loading method | |
| CN108320484A (en) | Remote transmitting gas meter answer method and remote transmitting gas meter system |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160817 Termination date: 20180106 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |