CN107613569A - Communication means, communicator, access point and the website of WLAN - Google Patents
Communication means, communicator, access point and the website of WLAN Download PDFInfo
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- CN107613569A CN107613569A CN201610552933.0A CN201610552933A CN107613569A CN 107613569 A CN107613569 A CN 107613569A CN 201610552933 A CN201610552933 A CN 201610552933A CN 107613569 A CN107613569 A CN 107613569A
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Abstract
The invention provides a kind of communication means of WLAN, communicator, access point and website, wherein, the communication means of WLAN, including：The uplink data frames that each website continuously transmits in multiple websites are received, wherein, transmission mark is carried in the uplink data frames, the value of the transmission mark is used for the transmission priority and QoS requirement for representing uplink data frames；Multi-site confirmation message frame is generated, BA information subdomains are included in the multi-site confirmation message frame, the receiving status information for the uplink data frames for carrying different transmission marks for sending same website in the BA information subdomain condenses together；Send the multi-site confirmation message frame.The receiving status information for carrying the uplink data frames that different transmission identify that technical scheme causes access point and can send same website in the multi-site confirmation message frame of feedback condenses together, and then unnecessary signaling consumption can be reduced, be advantageous to put forward high-frequency utilization ratio.
Description
Technical field
The present invention relates to communication technical field, in particular to a kind of communication party of WLAN
Method, a kind of communicator of WLAN, a kind of access point and a kind of website.
Background technology
In May, 2013,802.11 set up Wi-Fi of future generation (Wireless Fidelity, wirelessly
Fidelity) technology seminar HEW (High efficiency WLAN, efficient WLAN),
That is 802.11ax, main research point is the handling capacity for improving existing Wi-Fi technology, and improves frequency
The effective utilization ratio and service quality QoS (Quality of Service) of spectrum, and realize than existing
Some Wi-Fi technologies adapt to the communication environment of more crypto set.
OFDMA (Orthogonal Frequency Division will be used in 802.11ax
Multiple Access, OFDM) technology improves the utilization ratio of frequency spectrum.Moreover, AP
(Access Point, access point) or website (Multi-User, use in the MU continuously received
Family) PPDU (Physical Layer Convergence Procedure (PLCP) Protocol Data
Unit, physical layer convergence procedure protocol Data Unit) in there may be different TID (Traffic
Identifier, transmission mark).According to established M-BA (the Multi Block in standard formulation
ACK, multi-user block confirm) mechanism, for some specific STA (Station, website), its
Different TID is there may be in the data frame of transmission, then in the M-BA of access point feedback
BA Information subdomains in appearance information, AID (Association Identifier, association
Mark) it can repeat.Specifically as shown in figure 1, being contained in BA Information subdomains
Per TID Info (containing AID and TID)+BA Starting Sequence Control+BA
Bitmap form, for some STA, the AID in its uplink data frames sent is one
Cause, if repeating its AID in BA Information subdomains, then resource will certainly be caused
Waste.
The content of the invention
The present invention is based at least one above-mentioned technical problem, it is proposed that a kind of new WLAN
Communication plan so that access point can in the multi-site confirmation message frame (i.e. M-BA) of feedback
The receiving status information for the uplink data frames for carrying different transmission marks that same website is sent polymerize
Together, and then unnecessary signaling consumption can be reduced, is advantageous to put forward high-frequency utilization ratio.
In view of this, according to the first aspect of the invention, it is proposed that a kind of communication party of WLAN
Method, including：The uplink data frames that each website continuously transmits in multiple websites are received, wherein, it is described
Transmission mark is carried in uplink data frames, the value of the transmission mark is used to represent the upstream data
The transmission priority and QoS requirement of frame；Multi-site confirmation message frame is generated, the multi-site is true
Recognize in message frame and include BA information subdomains, send same website in the BA information subdomain
The receiving status information for carrying the uplink data frames of different transmission marks condenses together；Described in transmission
Multi-site confirmation message frame.
In the technical scheme, because the BA information subdomain in multi-site confirmation message frame is by same station
The receiving status information of the uplink data frames for carrying different transmission marks of point transmission condenses together,
Therefore access point is in uplink data frames (this for carrying different transmission marks sent to same website
A little uplink data frames have identical AID) feedback reception state when, can be multiple up for this
Only occur an AID in the confirmation message frame of data frame, identical AID occur without being repeated several times,
And then unnecessary signaling consumption can be reduced, reduce the waste of resource, be advantageous to carry high-frequency
Utilization ratio.
Wherein, described association identification (i.e. AID) is the process that website is associated with access point
In, website is distributed in this BSS (Basis Service Set, Basic Service Set) by access point
Unique mark.
Wherein, the transmission mark carried in the uplink data frames that same website is sent can with identical,
It can differ；The transmission mark carried in the uplink data frames that different websites are sent may be identical,
It may differ.
Simultaneously as carry what different transmission identified by what same website was sent in BA information subdomains
The receiving status information of uplink data frames condenses together, therefore when multiple websites be present, BA letters
Breath subdomain in multiple different AID occur, that is to say by the uplink data frames that multiple websites are sent by
It is grouped according to AID, every group of uplink data frames have identical AID, and then confirm in multi-site
It will can polymerize in BA information subdomains in message frame for the receiving status information of every group of uplink data frames
Together, avoid continuously occurring identical AID in BA information subdomains and causing the waste of resource.
Wherein, if multiple uplink data frames have identical AID marks, but carry different
TID, then it represents that the uplink data frames that same website is transmitted have different TID marks, and then
Can by identical for AID and the receiving status information of uplink data frames different TID is aggregated in one
Block, reduce the number that AID occurs in receiving status information, so save unnecessary open
Pin.
In the above-mentioned technical solutions, it is preferable that the BA information subdomain includes：Transmission carries not
With transmission mark uplink data frames each website association identification (i.e. AID), and with it is described
What each website was sent carries the corresponding transmission mark of the different each uplink data frames for transmitting mark
(i.e. TID), BA starting sequence control fields and BA bitmap fields.Wherein,
BA starting sequence control fields give the sequence number in one group of uplink data frames, BA
Bitmap fields are used to record whether each uplink data frames are correctly received.
Preferably, when any flag in the BA bitmap fields is the first value, represent corresponding
Uplink data frames be correctly received, any flag in the BA bitmap fields is second value
When, uplink data frames corresponding to expression are not correctly received.For example, the value of any flag is 1
When, uplink data frames corresponding to expression are correctly received, when the value of any flag is 0, expression pair
The uplink data frames answered are not correctly received.
In any of the above-described technical scheme, it is preferable that also include in the multi-site confirmation message frame
BA control subdomains, one or more ratios of the reserved fields in the BA control subdomains
Special position is used to represent that the multi-site confirmation message frame can be in the BA information subdomain by same website
The receiving status information for carrying the different uplink data frames for transmitting mark sent condenses together.
In the technical scheme, by using one of the reserved fields in BA Control subdomains
Or multiple bits represent that multi-site confirmation message frame can send out same website in BA information subdomains
The receiving status information for carrying the different uplink data frames for transmitting mark sent condenses together so that
This flowcollector aggregation scheme FlowCollector can be indicated to website, in order to which website correctly parses multi-site confirmation message frame.
According to the second aspect of the invention, it is also proposed that a kind of communication means of WLAN, bag
Include：Uplink data frames are continuously transmitted, transmission mark, the transmission are carried in the uplink data frames
The value of mark is used for the transmission priority for representing the uplink data frames；Receive multi-site confirmation message
Frame, includes BA information subdomains in the multi-site confirmation message frame, in the BA information subdomain
The receiving status information for the uplink data frames for carrying different transmission marks that same website is sent polymerize
Together.
In the technical scheme, because the BA information subdomain in multi-site confirmation message frame is by same station
The receiving status information of the uplink data frames for carrying different transmission marks of point transmission condenses together,
Therefore access point is in uplink data frames (this for carrying different transmission marks sent to same website
A little uplink data frames have identical AID) feedback reception state when, can be multiple up for this
Only occur an AID in the confirmation message frame of data frame, identical AID occur without being repeated several times,
And then unnecessary signaling consumption can be reduced, reduce the waste of resource, be advantageous to carry high-frequency
Utilization ratio.Described AID is during website is associated with access point, by access point point
Unique mark of the dispensing website in this BSS.
Wherein, the transmission mark carried in the uplink data frames that same website is sent can with identical,
It can differ；The transmission mark carried in the uplink data frames that different websites are sent may be identical,
It may differ.
According to the third aspect of the invention we, it is also proposed that a kind of communicator of WLAN, bag
Include：Receiving unit, for receiving the uplink data frames that each website continuously transmits in multiple websites, its
In, transmission mark is carried in the uplink data frames, the value of the transmission mark is used to represent described
The transmission priority and QoS requirement of uplink data frames；Generation unit, it is true for generating multi-site
Recognize message frame, BA information subdomains, the BA information are included in the multi-site confirmation message frame
The reception state for the uplink data frames for carrying different transmission marks for sending same website in subdomain is believed
Breath condenses together；Transmitting element, for sending the multi-site confirmation message frame.
In the technical scheme, because the BA information subdomain in multi-site confirmation message frame is by same station
The receiving status information of the uplink data frames for carrying different transmission marks of point transmission condenses together,
Therefore access point is in uplink data frames (this for carrying different transmission marks sent to same website
A little uplink data frames have identical AID) feedback reception state when, can be multiple up for this
Only occur an AID in the confirmation message frame of data frame, identical AID occur without being repeated several times,
And then unnecessary signaling consumption can be reduced, reduce the waste of resource, be advantageous to carry high-frequency
Utilization ratio.Described AID is during website is associated with access point, by access point point
Unique mark of the dispensing website in this BSS.
Wherein, the transmission mark carried in the uplink data frames that same website is sent can with identical,
It can differ；The transmission mark carried in the uplink data frames that different websites are sent may be identical,
It may differ.
Simultaneously as carry what different transmission identified by what same website was sent in BA information subdomains
The receiving status information of uplink data frames condenses together, therefore when multiple websites be present, BA letters
Breath subdomain in multiple different AID occur, that is to say by the uplink data frames that multiple websites are sent by
It is grouped according to AID, every group of uplink data frames have identical AID, and then confirm in multi-site
It will can polymerize in BA information subdomains in message frame for the receiving status information of every group of uplink data frames
Together, avoid continuously occurring identical AID in BA information subdomains and causing the waste of resource.
Wherein, if multiple uplink data frames have identical AID marks, but carry different
TID, then it represents that the uplink data frames that same website is transmitted have different TID marks, so
By identical for AID, the receiving status information of uplink data frames different TID is aggregated in one piece,
Reduce the number that AID occurs in receiving status information, save unnecessary expense.
In the above-mentioned technical solutions, it is preferable that the BA information subdomain includes：Transmission carries not
Sent out with the association identification of each website of the uplink data frames of transmission mark, and with each website
That send carries the corresponding transmission mark of the different each uplink data frames for transmitting mark, BA
Starting sequence control fields and BA bitmap fields.
Preferably, when any flag in the BA bitmap fields is the first value, represent corresponding
Uplink data frames be correctly received, any flag in the BA bitmap fields is second value
When, uplink data frames corresponding to expression are not correctly received.For example, the value of any flag is 1
When, uplink data frames corresponding to expression are correctly received, when the value of any flag is 0, expression pair
The uplink data frames answered are not correctly received.
In any of the above-described technical scheme, it is preferable that also include in the multi-site confirmation message frame
BA control subdomains, one or more ratios of the reserved fields in the BA control subdomains
Special position is used to represent that the multi-site confirmation message frame can be in the BA information subdomain by same website
The receiving status information for carrying the different uplink data frames for transmitting mark sent condenses together.
In the technical scheme, by using one of the reserved fields in BA Control subdomains
Or multiple bits represent that multi-site confirmation message frame can send out same website in BA information subdomains
The receiving status information for carrying the different uplink data frames for transmitting mark sent condenses together so that
This flowcollector aggregation scheme FlowCollector can be indicated to website, in order to which website correctly parses multi-site confirmation message frame.
According to the fourth aspect of the invention, it is also proposed that a kind of communicator of WLAN, bag
Include：Transmitting element, for continuously transmitting uplink data frames, transmission is carried in the uplink data frames
Mark, the value of the transmission mark are used for the transmission priority for representing the uplink data frames；Receive single
Member, for receiving multi-site confirmation message frame, BA letters are included in the multi-site confirmation message frame
Subdomain is ceased, carries the upper of different transmission marks by what same website was sent in the BA information subdomain
The receiving status information of row data frame condenses together.
In the technical scheme, because the BA information subdomain in multi-site confirmation message frame is by same station
The receiving status information of the uplink data frames for carrying different transmission marks of point transmission condenses together,
Therefore access point is in uplink data frames (this for carrying different transmission marks sent to same website
A little uplink data frames have identical AID) feedback reception state when, can be multiple up for this
Only occur an AID in the confirmation message frame of data frame, identical AID occur without being repeated several times,
And then unnecessary signaling consumption can be reduced, reduce the waste of resource, be advantageous to carry high-frequency
Utilization ratio.Described AID is during website is associated with access point, by access point point
Unique mark of the dispensing website in this BSS.
Wherein, the transmission mark carried in the uplink data frames that same website is sent can with identical,
It can differ；The transmission mark carried in the uplink data frames that different websites are sent may be identical,
It may differ.
According to the fifth aspect of the invention, it is also proposed that a kind of access point, including：Such as above-mentioned third party
The communicator of WLAN described in face.
According to the sixth aspect of the invention, it is also proposed that a kind of website, including：Such as above-mentioned fourth aspect
The communicator of described WLAN.
Pass through above technical scheme so that access point can send out same website in the M-BA of feedback
The receiving status information for carrying the different uplink data frames for transmitting mark sent condenses together, and then
Unnecessary signaling consumption can be reduced, is advantageous to put forward high-frequency utilization ratio.
Brief description of the drawings
Fig. 1 shows the frame structure schematic diagram of the M-BA in correlation technique；
Fig. 2 shows showing for the communication means of WLAN according to first embodiment of the invention
Meaning flow chart；
Fig. 3 shows that the structure of the BA information subdomains in M-BA according to an embodiment of the invention is shown
It is intended to；
Fig. 4 shows showing for the communicator of WLAN according to first embodiment of the invention
Meaning block diagram；
Fig. 5 shows the schematic block diagram of access point according to an embodiment of the invention；
Fig. 6 shows showing for the communication means of the WLAN of second embodiment according to the present invention
Meaning flow chart；
Fig. 7 shows showing for the communicator of the WLAN of second embodiment according to the present invention
Meaning block diagram；
Fig. 8 shows the schematic block diagram of website according to an embodiment of the invention.
Embodiment
In order to be more clearly understood that the above objects, features and advantages of the present invention, with reference to attached
The present invention is further described in detail for figure and embodiment.It should be noted that not
In the case of conflict, the feature in embodiments herein and embodiment can be mutually combined.
Many details are elaborated in the following description to facilitate a thorough understanding of the present invention, still,
The present invention can also be different from other modes described here to implement using other, therefore, the present invention
Protection domain do not limited by following public specific embodiment.
Fig. 2 shows showing for the communication means of WLAN according to first embodiment of the invention
Meaning flow chart.
As shown in Fig. 2 the communication means of WLAN according to first embodiment of the invention,
Including：
Step S20, the uplink data frames that each website continuously transmits in multiple websites are received, wherein,
Transmission mark is carried in the uplink data frames, the value of the transmission mark is used to represent described up
The transmission priority and QoS requirement of data frame.
Step S22, multi-site confirmation message frame is generated, is included in the multi-site confirmation message frame
BA information subdomains, the different transmission that carry sent same website in the BA information subdomain are marked
The receiving status information of the uplink data frames of knowledge condenses together.
Step S24, send the multi-site confirmation message frame.
In the technical scheme, because the BA information subdomain in multi-site confirmation message frame is by same station
The receiving status information of the uplink data frames for carrying different transmission marks of point transmission condenses together,
Therefore access point is in uplink data frames (this for carrying different transmission marks sent to same website
A little uplink data frames have identical AID) feedback reception state when, can be multiple up for this
Only occur an AID in the confirmation message frame of data frame, identical AID occur without being repeated several times,
And then unnecessary signaling consumption can be reduced, reduce the waste of resource, be advantageous to carry high-frequency
Utilization ratio.Described AID is during website is associated with access point, by access point point
Unique mark of the dispensing website in this BSS.
Wherein, the transmission mark carried in the different uplink data frames that same website is sent can phase
Together, can also differ；The transmission mark carried in the uplink data frames that different websites are sent may phase
Together, it is also possible to differ.
Simultaneously as carry what different transmission identified by what same website was sent in BA information subdomains
The receiving status information of uplink data frames condenses together, therefore when multiple websites be present, BA letters
Breath subdomain in multiple different AID occur, that is to say by the uplink data frames that multiple websites are sent by
It is grouped according to AID, every group of uplink data frames have identical AID, and then confirm in multi-site
It will can polymerize in BA information subdomains in message frame for the receiving status information of every group of uplink data frames
Together, avoid continuously occurring identical AID in BA information subdomains and causing the waste of resource.
Wherein, if multiple uplink data frames have identical AID marks, but carry different
TID, then it represents that the uplink data frames that same website is transmitted have different TID marks, so
By identical for AID, the receiving status information of uplink data frames different TID is aggregated in one piece,
Reduce the number that AID occurs in receiving status information, save unnecessary expense.
In one embodiment of the invention, the BA information subdomain includes：Transmission carries difference
The association identification of each website of the uplink data frames of mark is transmitted, and is sent with each website
Carry it is different transmission mark each uplink data frames it is corresponding transmission mark, BA starting
Sequence control fields and BA bitmap fields.Wherein, BA starting sequence
Control fields give the sequence number in one group of uplink data frames, and BA Bitmap fields are used to record often
Whether individual uplink data frames are correctly received.
It is specific as shown in Figure 3：Multiple upstream datas different TID that is identical for AID and carrying
Frame, i.e., the uplink data frames for carrying different TID that same website is sent, in the M- of AP generations
Its receiving status information is condensed together in BA BA Information subdomains, i.e. identical
AID only occurs once, and corresponding with each uplink data frames in this multiple uplink data frames
TID, BA starting sequence control and BA bitmap continuously occur.
Preferably, when any flag in the BA bitmap fields is the first value, represent corresponding
Uplink data frames be correctly received, any flag in the BA bitmap fields is second value
When, uplink data frames corresponding to expression are not correctly received.For example, the value of any flag is 1
When, uplink data frames corresponding to expression are correctly received, when the value of any flag is 0, expression pair
The uplink data frames answered are not correctly received.
In any of the above-described technical scheme, it is preferable that also include in the multi-site confirmation message frame
BA control subdomains, one or more ratios of the reserved fields in the BA control subdomains
Special position is used to represent that the multi-site confirmation message frame can be in the BA information subdomain by same website
The receiving status information for carrying the different uplink data frames for transmitting mark sent condenses together.
In the technical scheme, by using one of the reserved fields in BA Control subdomains
Or multiple bits represent that multi-site confirmation message frame can send out same website in BA information subdomains
The receiving status information for carrying the different uplink data frames for transmitting mark sent condenses together so that
This flowcollector aggregation scheme FlowCollector can be indicated to website, in order to which website correctly parses multi-site confirmation message frame.
Wherein, the executive agent of the communication means shown in Fig. 2 can be router etc..
Fig. 4 shows showing for the communicator of WLAN according to first embodiment of the invention
Meaning block diagram.
As shown in figure 4, the communicator of WLAN according to first embodiment of the invention
400, including：Receiving unit 402, generation unit 404 and transmitting element 406.
Wherein, receiving unit 402 is used to receive the upper line number that each website continuously transmits in multiple websites
According to frame, wherein, transmission mark is carried in the uplink data frames, the value of the transmission mark is used for
Represent the transmission priority and QoS requirement of the uplink data frames；Generation unit 404 is used to give birth to
Into multi-site confirmation message frame, BA information subdomains, institute are included in the multi-site confirmation message frame
State the uplink data frames of the different transmission marks of carrying of sending of same website in BA information subdomains
Receiving status information condenses together；Transmitting element 406 is used to send the multi-site confirmation message
Frame.
In specific implementation, receiving unit 402 can be receiver or antenna；Generation unit 404 can
To be signal processor, central processing unit or BBP etc.；Transmitting element 406 can be sent
Device or antenna etc..
In the technical scheme, because the BA information subdomain in multi-site confirmation message frame is by same station
The receiving status information of the uplink data frames for carrying different transmission marks of point transmission condenses together,
Therefore access point is in uplink data frames (this for carrying different transmission marks sent to same website
A little uplink data frames have identical AID) feedback reception state when, can be multiple up for this
Only occur an AID in the confirmation message frame of data frame, identical AID occur without being repeated several times,
And then unnecessary signaling consumption can be reduced, reduce the waste of resource, be advantageous to carry high-frequency
Utilization ratio.Described AID is during website is associated with access point, by access point point
Unique mark of the dispensing website in this BSS.
Wherein, the transmission mark carried in the different uplink data frames that same website is sent can phase
Together, can also differ；The transmission mark carried in the uplink data frames that different websites are sent may phase
Together, it is also possible to differ.
Simultaneously as carry what different transmission identified by what same website was sent in BA information subdomains
The receiving status information of uplink data frames condenses together, therefore when multiple websites be present, BA letters
Breath subdomain in multiple different AID occur, that is to say by the uplink data frames that multiple websites are sent by
It is grouped according to AID, every group of uplink data frames have identical AID, and then confirm in multi-site
It will can polymerize in BA information subdomains in message frame for the receiving status information of every group of uplink data frames
Together, avoid continuously occurring identical AID in BA information subdomains and causing the waste of resource.
Wherein, if multiple uplink data frames have identical AID marks, but carry different
TID, then it represents that the uplink data frames that same website is transmitted have different TID marks, so
By identical for AID, the receiving status information of uplink data frames different TID is aggregated in one piece,
Reduce the number that AID occurs in receiving status information, save unnecessary expense.
In the above-mentioned technical solutions, it is preferable that the BA information subdomain includes：Transmission carries not
Sent out with the association identification of each website of the uplink data frames of transmission mark, and with each website
That send carries the corresponding transmission mark of the different each uplink data frames for transmitting mark, BA
Starting sequence control fields and BA bitmap fields.
Preferably, when any flag in the BA bitmap fields is the first value, represent corresponding
Uplink data frames be correctly received, any flag in the BA bitmap fields is second value
When, uplink data frames corresponding to expression are not correctly received.For example, the value of any flag is 1
When, uplink data frames corresponding to expression are correctly received, when the value of any flag is 0, expression pair
The uplink data frames answered are not correctly received.
In any of the above-described technical scheme, it is preferable that also include in the multi-site confirmation message frame
BA control subdomains, one or more ratios of the reserved fields in the BA control subdomains
Special position is used to represent that the multi-site confirmation message frame can be in the BA information subdomain by same website
The receiving status information for carrying the different uplink data frames for transmitting mark sent condenses together.
In the technical scheme, by using one of the reserved fields in BA Control subdomains
Or multiple bits represent that multi-site confirmation message frame can send out same website in BA information subdomains
The receiving status information for carrying the different uplink data frames for transmitting mark sent condenses together so that
This flowcollector aggregation scheme FlowCollector can be indicated to website, in order to which website correctly parses multi-site confirmation message frame.
Fig. 5 shows the schematic block diagram of access point according to an embodiment of the invention.
As shown in figure 5, access point 500 according to an embodiment of the invention, including：Such as institute in Fig. 4
The communicator 400 of the WLAN shown.
Fig. 6 shows showing for the communication means of the WLAN of second embodiment according to the present invention
Meaning flow chart.
As shown in fig. 6, according to the present invention second embodiment WLAN communication means,
Including：
Step S60, uplink data frames are continuously transmitted, transmission mark is carried in the uplink data frames
Know, the value of the transmission mark is used for the transmission priority for representing the uplink data frames.
Step S62, multi-site confirmation message frame is received, is included in the multi-site confirmation message frame
BA information subdomains, the different transmission that carry sent same website in the BA information subdomain are marked
The receiving status information of the uplink data frames of knowledge condenses together.
In the technical scheme, because the BA information subdomain in multi-site confirmation message frame is by same station
The receiving status information of the uplink data frames for carrying different transmission marks of point transmission condenses together,
Therefore access point is in uplink data frames (this for carrying different transmission marks sent to same website
A little uplink data frames have identical AID) feedback reception state when, can be multiple up for this
Only occur an AID in the confirmation message frame of data frame, identical AID occur without being repeated several times,
And then unnecessary signaling consumption can be reduced, reduce the waste of resource, be advantageous to carry high-frequency
Utilization ratio.Described AID is during website is associated with access point, by access point point
Unique mark of the dispensing website in this BSS.
Wherein, the transmission mark carried in the different uplink data frames that same website is sent can phase
Together, can also differ；The transmission mark carried in the uplink data frames that different websites are sent may phase
Together, it is also possible to differ.
The executive agent of communication means shown in Fig. 6 can be mobile phone or PDA (Personal
Digital Assistant, palm PC) etc..
Fig. 7 shows showing for the communicator of the WLAN of second embodiment according to the present invention
Meaning block diagram.
As shown in fig. 7, the communicator according to the WLAN of second embodiment of the present invention
700, including：Transmitting element 702 and receiving unit 704.
Wherein, transmitting element 702 is used to continuously transmit uplink data frames, is taken in the uplink data frames
Identified with transmission, the value of the transmission mark is used for the transmission preferences for representing the uplink data frames
Level；Receiving unit 704 is used to receive multi-site confirmation message frame, in the multi-site confirmation message frame
Include BA information subdomains, difference is carried by what same website was sent in the BA information subdomain
The receiving status information for transmitting the uplink data frames of mark condenses together.
In the technical scheme, because the BA information subdomain in multi-site confirmation message frame is by same station
The receiving status information of the uplink data frames for carrying different transmission marks of point transmission condenses together,
Therefore access point is in uplink data frames (this for carrying different transmission marks sent to same website
A little uplink data frames have identical AID) feedback reception state when, can be multiple up for this
Only occur an AID in the confirmation message frame of data frame, identical AID occur without being repeated several times,
And then unnecessary signaling consumption can be reduced, reduce the waste of resource, be advantageous to carry high-frequency
Utilization ratio.Described AID is during website is associated with access point, by access point point
Unique mark of the dispensing website in this BSS.
In specific implementation, transmitting element 702 can be transmitter or antenna；Receiving unit 704 can
To be receiver or antenna etc..
Wherein, the transmission mark carried in the different uplink data frames that same website is sent can phase
Together, can also differ；The transmission mark carried in the uplink data frames that different websites are sent may phase
Together, it is also possible to differ.
Fig. 8 shows the schematic block diagram of website according to an embodiment of the invention.
As shown in figure 8, website 800 according to an embodiment of the invention, including：As shown in Figure 7
WLAN communicator 700.
Technical scheme is described in detail above in association with accompanying drawing, and the present invention proposes a kind of new
The communication plan of WLAN so that access point can send out same website in the M-BA of feedback
The receiving status information for carrying the different uplink data frames for transmitting mark sent condenses together, and then
Unnecessary signaling consumption can be reduced, is advantageous to put forward high-frequency utilization ratio.
The preferred embodiments of the present invention are the foregoing is only, are not intended to limit the invention, for
For those skilled in the art, the present invention can have various modifications and variations.All essences in the present invention
God any modification, equivalent substitution and improvements made etc., should be included in the present invention with principle
Protection domain within.
Claims (12)
- A kind of 1. communication means of WLAN, it is characterised in that including：The uplink data frames that each website continuously transmits in multiple websites are received, wherein, the upper line number According to transmission mark is carried in frame, the value of the transmission mark is used for the biography for representing the uplink data frames Defeated priority and QoS requirement；Multi-site confirmation message frame is generated, BA information is included in the multi-site confirmation message frame Domain, the upper line numbers for carrying different transmission marks sent same website in the BA information subdomain Condensed together according to the receiving status information of frame；Send the multi-site confirmation message frame.
- 2. the communication means of WLAN according to claim 1, it is characterised in that institute Stating BA information subdomains includes：The association identification of each website for the uplink data frames for carrying different transmission marks is sent, and The biography corresponding from each uplink data frames for carrying different transmission marks that each website is sent Defeated mark, BA starting sequence control fields and BA bitmap fields.
- 3. the communication means of WLAN according to claim 2, it is characterised in that institute When any flag stated in BA bitmap fields is the first value, uplink data frames quilt corresponding to expression It is properly received, when any flag in the BA bitmap fields is second value, corresponding to expression Uplink data frames are not correctly received.
- 4. the communication means of WLAN according to any one of claim 1 to 3, its It is characterised by, BA control subdomains, the BA is also included in the multi-site confirmation message frame One or more bits of reserved fields in control subdomains are used to represent that the multi-site is true The different transmission that carry that same website can be sent in the BA information subdomain by recognizing message frame identify The receiving status informations of uplink data frames condense together.
- A kind of 5. communication means of WLAN, it is characterised in that including：Uplink data frames are continuously transmitted, transmission mark, the transmission are carried in the uplink data frames The value of mark is used for the transmission priority for representing the uplink data frames；Multi-site confirmation message frame is received, BA information is included in the multi-site confirmation message frame Domain, the upper line numbers for carrying different transmission marks sent same website in the BA information subdomain Condensed together according to the receiving status information of frame.
- A kind of 6. communicator of WLAN, it is characterised in that including：Receiving unit, for receiving the uplink data frames that each website continuously transmits in multiple websites, its In, transmission mark is carried in the uplink data frames, the value of the transmission mark is used to represent described The transmission priority and QoS requirement of uplink data frames；Generation unit, for generating multi-site confirmation message frame, wrapped in the multi-site confirmation message frame Containing BA information subdomains, not simultaneous interpretation is carried by what same website was sent in the BA information subdomain The receiving status information of the uplink data frames of defeated mark condenses together；Transmitting element, for sending the multi-site confirmation message frame.
- 7. the communicator of WLAN according to claim 6, it is characterised in that institute Stating BA information subdomains includes：The association identification of each website for the uplink data frames for carrying different transmission marks is sent, and The biography corresponding from each uplink data frames for carrying different transmission marks that each website is sent Defeated mark, BA starting sequence control fields and BA bitmap fields.
- 8. the communicator of WLAN according to claim 7, it is characterised in that institute When any flag stated in BA bitmap fields is the first value, uplink data frames quilt corresponding to expression It is properly received, when any flag in the BA bitmap fields is second value, corresponding to expression Uplink data frames are not correctly received.
- 9. the communicator of the WLAN according to any one of claim 6 to 8, its It is characterised by, BA control subdomains, the BA is also included in the multi-site confirmation message frame One or more bits of reserved fields in control subdomains are used to represent that the multi-site is true The different transmission that carry that same website can be sent in the BA information subdomain by recognizing message frame identify The receiving status informations of uplink data frames condense together.
- A kind of 10. communicator of WLAN, it is characterised in that including：Transmitting element, for continuously transmitting uplink data frames, transmission is carried in the uplink data frames Mark, the value of the transmission mark are used for the transmission priority for representing the uplink data frames；Receiving unit, for receiving multi-site confirmation message frame, wrapped in the multi-site confirmation message frame Containing BA information subdomains, not simultaneous interpretation is carried by what same website was sent in the BA information subdomain The receiving status information of the uplink data frames of defeated mark condenses together.
- A kind of 11. access point, it is characterised in that including：Such as any one of claim 6 to 9 institute The communicator for the WLAN stated.
- A kind of 12. website, it is characterised in that including：Wireless local as claimed in claim 10 The communicator of net.
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