CN107612659A - Communication means, communicator and the access point of WLAN - Google Patents
Communication means, communicator and the access point of WLAN Download PDFInfo
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Abstract
The invention provides a kind of communication means of WLAN, communicator and access point, wherein, the communication means of WLAN, including：Generate multi-site confirmation message frame, include the first flag in the multi-site confirmation message frame, when the value of first flag is the first value, it is M BA to represent the multi-site confirmation message frame, when the value of first flag is second value, it is M ACK to represent the multi-site confirmation message frame, the M BA are used for multiple continuous uplink data frames feedback reception states that access point is sent respectively for multiple websites, and the M ACK are used for access point and are directed to the single uplink data frames feedback reception state that multiple websites are sent respectively；Send the multi-site confirmation message frame.Technical scheme can be identified to the type of multi-site confirmation message frame, and then website is correctly parsed to multi-site confirmation message frame, met 802.11ax communication requirement, improved region handling capacity indirectly.
Description
Technical field
It is wireless in particular to a kind of communication means of WLAN, one kind the present invention relates to communication technical field
The communicator of LAN and a kind of access point.
Background technology
Wi-Fi of future generation (Wireless Fidelity, Wireless Fidelity) technology has been set up in May, 2013,802.11
Seminar HEW (High efficiency WLAN, efficient WLAN), i.e. 802.11ax, main research point are to improve
The handling capacity of existing Wi-Fi technology, and improve the effective utilization ratio and service quality QoS (Quality of of frequency spectrum
Service), and realization adapts to the communication environment of more crypto set than existing Wi-Fi technology.
OFDMA (Orthogonal Frequency Division Multiple will be used in 802.11ax
Access, OFDM) technology, while in order to distribute ascending resource, 802.11ax to each STA (Station, website)
Defined in a kind of new resource allocation message frame, referred to as trigger frame.After website has sent upstream data, AP (Access
Point, access point) M-BA (Multi Block ACK, multi-user block confirm) message frames can be sent to feed back to multiple websites company
The reception state for multiple upstream datas that supervention is sent.
Meanwhile OCW (OFDMA Contention Window, OFDMA competition window) is also defined in standard, it is therefore an objective to
Website is allowed by way of competition to obtain ascending resource, the upstream data of wherein station transmission is probably single data frame,
It is also likely to be continuous data frame, for single data frame, AP, may be continuous in multiple STAs in order to avoid the expense of signaling
ACK example response message frames, referred to as M-ACK are retransmited after having sent data frame.
At present, to M-BA and M-ACK, both frames are not identified in standard, therefore how to come to carry out both frames
Mark, so that website can be made a distinction as technical problem urgently to be resolved hurrily.
The content of the invention
The present invention is based at least one above-mentioned technical problem, it is proposed that a kind of communication party of new WLAN
Case, enabling be identified to the type of multi-site confirmation message frame, and then enable website to multi-site confirmation message
Frame is correctly parsed, and meets 802.11ax communication requirement, improves region handling capacity indirectly.
In view of this, according to the first aspect of the invention, it is proposed that a kind of communication means of WLAN, including：It is raw
Into multi-site confirmation message frame, the first flag, the value of first flag are included in the multi-site confirmation message frame
When being worth for first, represent that the multi-site confirmation message frame is M-BA, when the value of first flag is second value, represent institute
It is M-ACK to state multi-site confirmation message frame, and the M-BA sends multiple continuous respectively for access point for multiple websites
Uplink data frames feedback reception state, the M-ACK are used for access point and are directed to the single upstream data that multiple websites are sent respectively
Frame feedback reception state；Send the multi-site confirmation message frame.
In the technical scheme, by setting the first flag in multi-site confirmation message frame, and pass through the first mark
First value of position represents that multi-site is true to represent multi-site confirmation message frame be M-BA by the second value of the first flag
It is M-ACK to recognize message frame, enabling the type of multi-site confirmation message frame is identified, and then enables website to more
Website confirmation message frame is correctly parsed, and meets 802.11ax communication requirement, improves region handling capacity indirectly.
For example, when the value of the first flag is 1, represent that multi-site confirmation message frame is M-BA, when the first flag
Be worth for 0 when, represent multi-site confirmation message frame be M-ACK；It is of course also possible to when the value of the first flag is 0, multistation is represented
Point confirmation message frame is M-BA, when the value of the first flag is 1, represents that multi-site confirmation message frame is M-ACK.
In the above-mentioned technical solutions, it is preferable that first flag includes the mac frame of the multi-site confirmation message frame
The type field and Subtype fields in frame control subdomain in head.
Wherein, it is the first value in the value of the type field, when the value of the Subtype fields is worth for first, represents institute
The value for stating the first flag is the first value；It is the first value in the value of the type field, the value of the Subtype fields is second
During value, the value for representing first flag is second value.
For example, when the value of the type field is that the values of 01, Subtype fields is 0011, the value for representing the first flag is
First value, that is, represent that multi-site confirmation message frame is M-BA；It is 0000 in the value that the value of the type field is 01, Subtype fields
When, the value for representing the first flag is second value, that is, represents that multi-site confirmation message frame is M-ACK.
In any of the above-described technical scheme, it is preferable that described in the case where the multi-site confirmation message frame is M-BA
The communication means of WLAN, in addition to：M-BA claim frames are generated, include the second flag in the M-BA claim frames,
Second flag is used to be identified the M-BA claim frames；Send the M-BA claim frames.
In the technical scheme, by including the second flag in M-BA claim frames, to enter rower to M-BA claim frames
Know so that website can correctly identify that the message frame received is M-BA claim frames, and then can ensure to M-BA claim frames
Correct parsing, meet 802.11ax communication requirement.Wherein, M-BA claim frames can be that M-BA establishes claim frame, i.e. ADD
M-BA Request message frames；Can also be M-BA removal request frames, i.e. Del M-BA Request message frames.
Wherein, second flag includes the Type in the frame control subdomain in the mac frame head of the M-BA claim frames
Field and Subtype fields, wherein, the value of the type field is the first value, and the value of the Subtype fields is the 3rd value.
For example, when the value of the type field is that the values of 01, Subtype fields is 0001, the message frame for representing to receive is
M-BA claim frames.
According to the second aspect of the invention, it is also proposed that a kind of communicator of WLAN, including：Generation unit,
For generating multi-site confirmation message frame, the first flag, first mark are included in the multi-site confirmation message frame
When the value of position is worth for first, represent that the multi-site confirmation message frame is M-BA, when the value of first flag is second value,
Represent that the multi-site confirmation message frame is M-ACK, the M-BA sends multiple respectively for access point for multiple websites
Continuous uplink data frames feedback reception state, the M-ACK sends single respectively for access point for multiple websites
Row data frame feedback reception state；Transmitting element, for sending the multi-site confirmation message frame.
In the technical scheme, by setting the first flag in multi-site confirmation message frame, and pass through the first mark
First value of position represents that multi-site is true to represent multi-site confirmation message frame be M-BA by the second value of the first flag
It is M-ACK to recognize message frame, enabling the type of multi-site confirmation message frame is identified, and then enables website to more
Website confirmation message frame is correctly parsed, and meets 802.11ax communication requirement, improves region handling capacity indirectly.
For example, when the value of the first flag is 1, represent that multi-site confirmation message frame is M-BA, when the first flag
Be worth for 0 when, represent multi-site confirmation message frame be M-ACK；It is of course also possible to when the value of the first flag is 0, multistation is represented
Point confirmation message frame is M-BA, when the value of the first flag is 1, represents that multi-site confirmation message frame is M-ACK.
In the above-mentioned technical solutions, it is preferable that first flag includes the mac frame of the multi-site confirmation message frame
The type field and Subtype fields in frame control subdomain in head.
Wherein, it is the first value in the value of the type field, when the value of the Subtype fields is worth for first, represents institute
The value for stating the first flag is the first value；It is the first value in the value of the type field, the value of the Subtype fields is second
During value, the value for representing first flag is second value.
For example, when the value of the type field is that the values of 01, Subtype fields is 0011, the value for representing the first flag is
First value, that is, represent that multi-site confirmation message frame is M-BA；It is 0000 in the value that the value of the type field is 01, Subtype fields
When, the value for representing the first flag is second value, that is, represents that multi-site confirmation message frame is M-ACK.
In any of the above-described technical scheme, it is preferable that in the case where the multi-site confirmation message frame is M-BA：It is described
Generation unit is additionally operable to, and is generated M-BA claim frames, is included the second flag, second flag in the M-BA claim frames
For being identified to the M-BA claim frames；The transmitting element is additionally operable to, and sends the M-BA claim frames.
In the technical scheme, by including the second flag in M-BA claim frames, to enter rower to M-BA claim frames
Know so that website can correctly identify that the message frame received is M-BA claim frames, and then can ensure to M-BA claim frames
Correct parsing, meet 802.11ax communication requirement.Wherein, M-BA claim frames can be that M-BA establishes claim frame, i.e. ADD
M-BA Request message frames；Can also be M-BA removal request frames, i.e. Del M-BA Request message frames.
Wherein, second flag includes the Type in the frame control subdomain in the mac frame head of the M-BA claim frames
Field and Subtype fields, wherein, the value of the type field is the first value, and the value of the Subtype fields is the 3rd value.
For example, when the value of the type field is that the values of 01, Subtype fields is 0001, the message frame for representing to receive is
M-BA claim frames.
According to the third aspect of the invention we, it is also proposed that a kind of access point, including：Such as any one of above-mentioned technical scheme institute
The communicator for the WLAN stated.
Pass through above technical scheme, enabling the type of multi-site confirmation message frame is identified, and then causes station
Point can correctly be parsed to multi-site confirmation message frame, met 802.11ax communication requirement, improved region indirectly
Handling capacity.
Brief description of the drawings
Fig. 1 shows the schematic flow diagram of the communication means of WLAN according to an embodiment of the invention；
Fig. 2 shows the schematic block diagram of the communicator of WLAN according to an embodiment of the invention；
Fig. 3 shows the schematic block diagram of access point according to an embodiment of the invention.
Embodiment
It is below in conjunction with the accompanying drawings and specific real in order to be more clearly understood that the above objects, features and advantages of the present invention
Mode is applied the present invention is further described in detail.It should be noted that in the case where not conflicting, the implementation of the application
Feature in example 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 may be used also
To be different from other modes described here using other to implement, therefore, protection scope of the present invention is not by described below
Specific embodiment limitation.
Fig. 1 shows the schematic flow diagram of the communication means of WLAN according to an embodiment of the invention.
As shown in figure 1, the communication means of WLAN according to an embodiment of the invention, including：
Step S10, multi-site confirmation message frame is generated, includes the first flag in the multi-site confirmation message frame,
When the value of first flag is the first value, represent that the multi-site confirmation message frame is M-BA, first flag
Be worth for second value when, represent that the multi-site confirmation message frame is M-ACK, the M-BA be used for access point for multiple websites divide
The multiple continuous uplink data frames feedback reception states not sent, the M-ACK are used for access point and distinguished for multiple websites
The single uplink data frames feedback reception state sent.
Step S12, send the multi-site confirmation message frame.
In the technical scheme, by setting the first flag in multi-site confirmation message frame, and pass through the first mark
First value of position represents that multi-site is true to represent multi-site confirmation message frame be M-BA by the second value of the first flag
It is M-ACK to recognize message frame, enabling the type of multi-site confirmation message frame is identified, and then enables website to more
Website confirmation message frame is correctly parsed, and meets 802.11ax communication requirement, improves region handling capacity indirectly.
For example, when the value of the first flag is 1, represent that multi-site confirmation message frame is M-BA, when the first flag
Be worth for 0 when, represent multi-site confirmation message frame be M-ACK；It is of course also possible to when the value of the first flag is 0, multistation is represented
Point confirmation message frame is M-BA, when the value of the first flag is 1, represents that multi-site confirmation message frame is M-ACK.
In the above-mentioned technical solutions, it is preferable that first flag includes the mac frame of the multi-site confirmation message frame
The type field and Subtype fields in frame control (Frame Control, abbreviation FC) subdomain in head.
Wherein, it is the first value in the value of the type field, when the value of the Subtype fields is worth for first, represents institute
The value for stating the first flag is the first value；It is the first value in the value of the type field, the value of the Subtype fields is second
During value, the value for representing first flag is second value.
For example, when the value of the type field is that the values of 01, Subtype fields is 0011, the value for representing the first flag is
First value, that is, represent that multi-site confirmation message frame is M-BA；It is 0000 in the value that the value of the type field is 01, Subtype fields
When, the value for representing the first flag is second value, that is, represents that multi-site confirmation message frame is M-ACK.
Specifically, as shown in table 1：
Table 1
As shown in table 1, when the value that the value of the type field is 01, Subtype fields is 0000, represent that multi-site confirms to disappear
It is M-ACK to cease frame；When the value that the value of the type field is 01, Subtype fields is 0011, represent that multi-site confirmation message frame is
M-BA。
In any of the above-described technical scheme, it is preferable that described in the case where the multi-site confirmation message frame is M-BA
The communication means of WLAN, in addition to：M-BA claim frames are generated, include the second flag in the M-BA claim frames,
Second flag is used to be identified the M-BA claim frames；Send the M-BA claim frames.
In the technical scheme, by including the second flag in M-BA claim frames, to enter rower to M-BA claim frames
Know so that website can correctly identify that the message frame received is M-BA claim frames, and then can ensure to M-BA claim frames
Correct parsing, meet 802.11ax communication requirement.Wherein, M-BA claim frames can be that M-BA establishes claim frame, i.e. ADD
M-BA Request message frames；Can also be M-BA removal request frames, i.e. Del M-BA Request message frames.
Wherein, second flag includes the Type in the frame control subdomain in the mac frame head of the M-BA claim frames
Field and Subtype fields, wherein, the value of the type field is the first value, and the value of the Subtype fields is the 3rd value.
For example, when the value of the type field is that the values of 01, Subtype fields is 0001, the message frame for representing to receive is
M-BA claim frames.
Specifically, as shown in table 2：
Table 2
As shown in table 2, when the value that the value of the type field is 01, Subtype fields is 0001, represent that message frame is M-BA
Request。
Wherein, the executive agent of the communication means shown in Fig. 1 can be router etc..
Fig. 2 shows the schematic block diagram of the communicator of WLAN according to an embodiment of the invention.
As shown in Fig. 2 the communicator 200 of WLAN according to an embodiment of the invention, including：Generation unit
202 and transmitting element 204.
Wherein, generation unit 202 is used to generate multi-site confirmation message frame, includes in the multi-site confirmation message frame
First flag, the value of first flag for the first value when, represent that the multi-site confirmation message frame is M-BA, described the
When the value of one flag is second value, represent that the multi-site confirmation message frame is M-ACK, the M-BA is directed to for access point
Multiple continuous uplink data frames feedback reception states that multiple websites are sent respectively, the M-ACK are used for access point for more
The single uplink data frames feedback reception state that individual website is sent respectively；Transmitting element 204 is used to send the multi-site confirmation
Message frame.
In specific implementation, generation unit 202 can be signal processor, central processing unit or BBP etc.；Hair
It can be transmitter or antenna etc. to send unit 204.
In the technical scheme, by setting the first flag in multi-site confirmation message frame, and pass through the first mark
First value of position represents that multi-site is true to represent multi-site confirmation message frame be M-BA by the second value of the first flag
It is M-ACK to recognize message frame, enabling the type of multi-site confirmation message frame is identified, and then enables website to more
Website confirmation message frame is correctly parsed, and meets 802.11ax communication requirement, improves region handling capacity indirectly.
For example, when the value of the first flag is 1, represent that multi-site confirmation message frame is M-BA, when the first flag
Be worth for 0 when, represent multi-site confirmation message frame be M-ACK；It is of course also possible to when the value of the first flag is 0, multistation is represented
Point confirmation message frame is M-BA, when the value of the first flag is 1, represents that multi-site confirmation message frame is M-ACK.
In the above-mentioned technical solutions, it is preferable that first flag includes the mac frame of the multi-site confirmation message frame
The type field and Subtype fields in frame control subdomain in head.
Wherein, it is the first value in the value of the type field, when the value of the Subtype fields is worth for first, represents institute
The value for stating the first flag is the first value；It is the first value in the value of the type field, the value of the Subtype fields is second
During value, the value for representing first flag is second value.
For example, when the value of the type field is that the values of 01, Subtype fields is 0011, the value for representing the first flag is
First value, that is, represent that multi-site confirmation message frame is M-BA；It is 0000 in the value that the value of the type field is 01, Subtype fields
When, the value for representing the first flag is second value, that is, represents that multi-site confirmation message frame is M-ACK.
In any of the above-described technical scheme, it is preferable that in the case where the multi-site confirmation message frame is M-BA：It is described
Generation unit 202 is additionally operable to, and generates M-BA claim frames, and the second flag, second mark are included in the M-BA claim frames
Know position to be used to be identified the M-BA claim frames；The transmitting element 204 is additionally operable to, and sends the M-BA claim frames.
In the technical scheme, by including the second flag in M-BA claim frames, to enter rower to M-BA claim frames
Know so that website can correctly identify that the message frame received is M-BA claim frames, and then can ensure to M-BA claim frames
Correct parsing, meet 802.11ax communication requirement.Wherein, M-BA claim frames can be that M-BA establishes claim frame, i.e. ADD
M-BA Request message frames；Can also be M-BA removal request frames, i.e. Del M-BA Request message frames.
Wherein, second flag includes the Type in the frame control subdomain in the mac frame head of the M-BA claim frames
Field and Subtype fields, wherein, the value of the type field is the first value, and the value of the Subtype fields is the 3rd value.
For example, when the value of the type field is that the values of 01, Subtype fields is 0001, the message frame for representing to receive is
M-BA claim frames.
Fig. 3 shows the schematic block diagram of access point according to an embodiment of the invention.
As shown in figure 3, access point 300 according to an embodiment of the invention, including：WLAN as shown in Figure 2
Communicator 200.
Technical scheme is described in detail above in association with accompanying drawing, the present invention proposes a kind of new WLAN
Communication plan, enabling the type of multi-site confirmation message frame is identified, and then enables website to multi-site
Confirmation message frame is correctly parsed, and meets 802.11ax communication requirement, improves region handling capacity indirectly.
The preferred embodiments of the present invention are the foregoing is only, are not intended to limit the invention, for the skill of this area
For art personnel, the present invention can have various modifications and variations.Within the spirit and principles of the invention, that is made any repaiies
Change, equivalent substitution, improvement etc., should be included in the scope of the protection.
Claims (11)
- A kind of 1. communication means of WLAN, it is characterised in that including：Multi-site confirmation message frame is generated, the first flag, first mark are included in the multi-site confirmation message frame When the value of position is worth for first, represent that the multi-site confirmation message frame is M-BA, when the value of first flag is second value, Represent that the multi-site confirmation message frame is M-ACK, the M-BA sends multiple respectively for access point for multiple websites Continuous uplink data frames feedback reception state, the M-ACK sends single respectively for access point for multiple websites Row data frame feedback reception state；Send the multi-site confirmation message frame.
- 2. the communication means of WLAN according to claim 1, it is characterised in that first flag includes institute State the type field and Subtype fields in the frame control subdomain in the mac frame head of multi-site confirmation message frame.
- 3. the communication means of WLAN according to claim 2, it is characterised in that be in the value of the type field First value, when the value of the Subtype fields is worth for first, the value for representing first flag is the first value；It is the first value in the value of the type field, when the value of the Subtype fields is second value, represents first mark The value of position is second value.
- 4. the communication means of WLAN according to any one of claim 1 to 3, it is characterised in that described more In the case that website confirmation message frame is M-BA, the communication means of the WLAN, in addition to：M-BA claim frames are generated, the second flag is included in the M-BA claim frames, second flag is used for described M-BA claim frames are identified；Send the M-BA claim frames.
- 5. the communication means of WLAN according to claim 4, it is characterised in that second flag includes institute The type field and Subtype fields in the frame control subdomain in the mac frame head of M-BA claim frames are stated, wherein, the Type words The value of section is the first value, and the value of the Subtype fields is the 3rd value.
- A kind of 6. communicator of WLAN, it is characterised in that including：Generation unit, for generating multi-site confirmation message frame, include the first flag in the multi-site confirmation message frame, When the value of first flag is the first value, represent that the multi-site confirmation message frame is M-BA, first flag Be worth for second value when, represent that the multi-site confirmation message frame is M-ACK, the M-BA be used for access point for multiple websites divide The multiple continuous uplink data frames feedback reception states not sent, the M-ACK are used for access point and distinguished for multiple websites The single uplink data frames feedback reception state sent；Transmitting element, for sending the multi-site confirmation message frame.
- 7. the communicator of WLAN according to claim 6, it is characterised in that first flag includes institute State the type field and Subtype fields in the frame control subdomain in the mac frame head of multi-site confirmation message frame.
- 8. the communicator of WLAN according to claim 7, it is characterised in that be in the value of the type field First value, when the value of the Subtype fields is worth for first, the value for representing first flag is the first value；It is the first value in the value of the type field, when the value of the Subtype fields is second value, represents first mark The value of position is second value.
- 9. the communicator of the WLAN according to any one of claim 6 to 8, it is characterised in that described more In the case that website confirmation message frame is M-BA：The generation unit is additionally operable to, and generates M-BA claim frames, includes the second flag in the M-BA claim frames, and described the Two flags are used to be identified the M-BA claim frames；The transmitting element is additionally operable to, and sends the M-BA claim frames.
- 10. the communicator of WLAN according to claim 9, it is characterised in that second flag includes The type field and Subtype fields in frame control subdomain in the mac frame head of the M-BA claim frames, wherein, the Type The value of field is the first value, and the value of the Subtype fields is the 3rd value.
- A kind of 11. access point, it is characterised in that including：WLAN as any one of claim 6 to 10 it is logical T unit.
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|---|---|---|---|---|
| CN105228252A (en) * | 2015-08-25 | 2016-01-06 | 魅族科技（中国）有限公司 | The communication means of WLAN (wireless local area network) and communicator |
| CN105391520A (en) * | 2015-10-19 | 2016-03-09 | 魅族科技（中国）有限公司 | Communication method and device of wireless local area network, access point and station |
| CN105450635A (en) * | 2015-11-06 | 2016-03-30 | 安徽容知日新信息技术有限公司 | Acquisition device, acquisition station, device monitoring system and data transmission method |
| WO2016105128A1 (en) * | 2014-12-25 | 2016-06-30 | 엘지전자 주식회사 | Method for transmitting and receiving acknowledgement/negative acknowledgement signal for uplink multi-user data in wireless lan system, and apparatus therefor |
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2016
- 2016-07-12 CN CN201610555096.7A patent/CN107612659A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2016105128A1 (en) * | 2014-12-25 | 2016-06-30 | 엘지전자 주식회사 | Method for transmitting and receiving acknowledgement/negative acknowledgement signal for uplink multi-user data in wireless lan system, and apparatus therefor |
| CN105228252A (en) * | 2015-08-25 | 2016-01-06 | 魅族科技（中国）有限公司 | The communication means of WLAN (wireless local area network) and communicator |
| CN105391520A (en) * | 2015-10-19 | 2016-03-09 | 魅族科技（中国）有限公司 | Communication method and device of wireless local area network, access point and station |
| CN105450635A (en) * | 2015-11-06 | 2016-03-30 | 安徽容知日新信息技术有限公司 | Acquisition device, acquisition station, device monitoring system and data transmission method |
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