CN107787046A - Communication means, communicator, website and the access point of WLAN - Google Patents
Communication means, communicator, website and the access point of WLAN Download PDFInfo
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- CN107787046A CN107787046A CN201610797819.4A CN201610797819A CN107787046A CN 107787046 A CN107787046 A CN 107787046A CN 201610797819 A CN201610797819 A CN 201610797819A CN 107787046 A CN107787046 A CN 107787046A
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- Prior art keywords
- data frames
- uplink data
- website
- access point
- message frame
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W72/00—Local resource management
- H04W72/50—Allocation or scheduling criteria for wireless resources
- H04W72/56—Allocation or scheduling criteria for wireless resources based on priority criteria
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W72/00—Local resource management
- H04W72/50—Allocation or scheduling criteria for wireless resources
- H04W72/53—Allocation or scheduling criteria for wireless resources based on regulatory allocation policies
Abstract
The invention provides a kind of communication means of WLAN, communicator, website and access point, wherein, the communication means of WLAN includes：Generate message frame, include configured information in the message frame, the configured information is used for the type and quality of service requirement for the uplink data frames that will be disposably sent to access point instruction website, and the type and quality of service requirement of the uplink data frames disposably sent are used for the transmission priority that the uplink data frames disposably sent are determined for described access point；The message frame is sent to described access point.Technical scheme causes access point to can determine the transmission priority for the uplink data frames that website will be sent, and then the transmission priority for the uplink data frames that will be sent according to each website is come allocation of transmission resources, it ensure that OFDMA mechanism can be applied preferably, the utilization ratio of frequency spectrum is effectively increased, meets 802.11ax communication requirement.
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, a kind of website 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 standards
Access, OFDM) technology improves the utilization ratio of frequency spectrum.In order that obtaining OFDMA technologies can obtain preferably
Using defining a kind of new resource allocation message frame (be referred to as trigger frame) to be distributed to website during standard formulation
The required running time-frequency resource used when transmitting upstream data.Meanwhile in order that channel resource can be more reasonably utilized, AP
(Access Point) need to just obtain some parameters for the data that website will transmit before trigger frame is sent, for example data frame
Size etc..
In the formulation of standard, although having manuscript how to be transferred to AP to above-mentioned parameter is made that regulation, for
How this will access the relevant parameter of priority of channel to website, such as the type of the uplink data frames of station transmission, notify to AP
But specific regulation is not provided.
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 so that access point can know the transmission priority for the uplink data frames that website will be sent, and then will according to each website
The transmission priority for the uplink data frames to be sent carrys out allocation of transmission resources, it is ensured that OFDMA mechanism can obtain preferably should
With.
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 message frame, configured information is included in the message frame, the configured information is used to indicate that website will be once to access point
Property the type and quality of service requirement of the uplink data frames that send, the type of the uplink data frames disposably sent and service
Quality requirement is used for the transmission priority that the uplink data frames disposably sent are determined for described access point；To the access
Point sends the message frame.
In the technical scheme, website include the message frame of configured information by generation, so that indicated to access point will one
The type and quality of service requirement for the uplink data frames that secondary property is sent so that access point can will disposably be sent out according to the website
The types of the uplink data frames sent and quality of service requirement determine the transmission of uplink data frames that website will disposably be sent
Priority, and then the transmission priority for the uplink data frames that will be disposably sent according to each website is come allocation of transmission resources,
It ensure that OFDMA mechanism can be applied preferably, effectively increase the utilization ratio of frequency spectrum, meet the logical of 802.11ax
Letter demand.
Wherein, disposable send can be in a TXOP (Transmission Opportunity, transmission opportunity)
The multiple data frames or single data frame continuously transmitted.The disposable type for sending uplink data frames refers to voice, video
Etc. type, quality of service requirement includes the parameter such as transport-type and access channel delay.
Further, the configured information by indicate the website access style (Access Category) and/or
The website used transmission mark (Traffic Identifier, abbreviation during present communications with described access point
For TID) represent the quality of service requirement.
In any of the above-described technical scheme, it is preferable that the communication means of described WLAN also includes：Described in reception
The transmission that access point distributes according to the type and quality of service requirement of the uplink data frames disposably sent identifies, the biography
The defeated transmission priority identified for representing the uplink data frames disposably sent；Transmission based on described access point distribution
Resource sends the uplink data frames, and the transmission mark of described access point distribution is carried in the uplink data frames.
Wherein, the type for the uplink data frames that access point will disposably be sent according to website and quality of service requirement distribution
Transmission mark can be the TID for being used to indicate quality of service requirement that is included in the message frame that website is sent or new
The TID of distribution.
In any of the above-described technical scheme, it is preferable that the configured information includes the MAC (Media of the message frame
Access Control, media access control) HE Control fields in frame head one or more bits.
In any of the above-described technical scheme, it is preferable that the message frame is confirmation message frame.
Specifically, the website for example in PS (Power Saving, power saving) states or resting state is receiving AP hairs
After the caching downlink data frame sent, above-mentioned configured information is carried in the confirmation message frame for returning to AP.
According to the second aspect of the invention, it is also proposed that a kind of communication means of WLAN, including：Receive message
Frame, configured information is included in the message frame, and the configured information is used to disposably send to access point instruction website
Uplink data frames type and quality of service requirement；According to the type and Service Quality of the uplink data frames disposably sent
Amount requires, determines the transmission priority of the uplink data frames disposably sent；Based on the upper line number disposably sent
According to the transmission priority of frame, transmission mark is distributed to the website, wherein, the transmission of the uplink data frames disposably sent
Priority is identical.
In the technical scheme, access point includes the message frame of configured information by receiving, enabling according to message
The types of the uplink data frames that the website indicated in frame will disposably be sent and quality of service requirement determine that website will one
The transmission priority for the uplink data frames that secondary property is sent, and then the uplink data frames that will be disposably sent according to each website
Transmission priority carrys out allocation of transmission resources, it is ensured that OFDMA mechanism can be applied preferably, effectively increase the profit of frequency spectrum
With efficiency, 802.11ax communication requirement is met.
Wherein, disposable send can be the multiple data frames or single data frame continuously transmitted in a TXOP.
In the above-mentioned technical solutions, it is preferable that the communication means of the WLAN also includes：Generate the communication resource point
With message frame, the uplink of the multiple website distribution of identical is identified in the communication resource distribution message frame comprising oriented transmission
Resource；Send the communication resource distribution message frame.
In the technical scheme, access point is by generating communication resource distribution message frame, and communication resource distribution message frame
In the uplink transmission resource of identical multiple websites distribution is identified comprising oriented transmission so that the multiple stations of transmission priority identical
Point can carry out the transmission of upstream data using OFDMA mechanism, effectively increase the utilization ratio of frequency spectrum, meet
802.11ax communication requirement.
According to the third aspect of the invention we, it is also proposed that a kind of communicator of WLAN, including：Generation unit,
For generating message frame, configured information is included in the message frame, the configured information is used for will to access point instruction website
The type and quality of service requirement for the uplink data frames disposably to send, the type of the uplink data frames disposably sent
With transmission priority of the quality of service requirement for determining the uplink data frames disposably sent for described access point；Send
Unit, for sending the message frame to described access point.
In the technical scheme, website include the message frame of configured information by generation, so that indicated to access point will one
The type and quality of service requirement for the uplink data frames that secondary property is sent so that access point can will disposably be sent out according to the website
The types of the uplink data frames sent and quality of service requirement determine the transmission of uplink data frames that website will disposably be sent
Priority, and then the transmission priority for the uplink data frames that will be disposably sent according to each website is come allocation of transmission resources,
It ensure that OFDMA mechanism can be applied preferably, effectively increase the utilization ratio of frequency spectrum, meet the logical of 802.11ax
Letter demand.
Wherein, disposable send can be the multiple data frames or single data frame continuously transmitted in a TXOP.Institute
State the disposable type for sending uplink data frames and refer to the types such as voice, video, quality of service requirement includes transport-type and connect
Enter the parameters such as channel delay.
Further, the configured information is connect by the access style and/or the website for indicating the website with described
Access point used transmission during present communications is identified to represent the quality of service requirement.
In any of the above-described technical scheme, it is preferable that the communicator of described WLAN also includes：Receive single
Member, distributed according to the type and quality of service requirement of the uplink data frames disposably sent for receiving described access point
Transmission mark, the transmission mark are used for the transmission priority for representing the uplink data frames disposably sent；The transmission
Unit is additionally operable to, and the transfer resource based on described access point distribution sends the uplink data frames, and in the uplink data frames
The middle transmission mark for carrying described access point distribution.
Wherein, the type for the uplink data frames that access point will disposably be sent according to website and quality of service requirement distribution
Transmission mark can be the TID for being used to indicate quality of service requirement that is included in the message frame that website is sent or new
The TID of distribution.
In any of the above-described technical scheme, it is preferable that the configured information includes the HE in the mac frame head of the message frame
One or more bits of Control fields.
In any of the above-described technical scheme, it is preferable that the message frame is confirmation message frame.
Specifically, the website for example in PS states or resting state receive AP transmission caching downlink data frame it
Afterwards, above-mentioned configured information is carried in the confirmation message frame for returning to AP.
According to the fourth aspect of the invention, it is also proposed that a kind of communicator of WLAN, including：Receiving unit,
For receiving message frame, configured information is included in the message frame, the configured information is used for will to access point instruction website
The type and quality of service requirement for the uplink data frames disposably to send；Determining unit, for according to the disposable transmission
Uplink data frames type and quality of service requirement, determine the transmission priorities of the uplink data frames disposably sent；
Allocation unit, for the transmission priority based on the uplink data frames disposably sent, transmission mark is distributed to the website
Know, wherein, the transmission priority of the uplink data frames disposably sent is identical.
In the technical scheme, access point includes the message frame of configured information by receiving, enabling according to message
The types of the uplink data frames that the website indicated in frame will disposably be sent and quality of service requirement determine that website will one
The transmission priority for the uplink data frames that secondary property is sent, and then the uplink data frames that will be disposably sent according to each website
Transmission priority carrys out allocation of transmission resources, it is ensured that OFDMA mechanism can be applied preferably, effectively increase the profit of frequency spectrum
With efficiency, 802.11ax communication requirement is met.
Wherein, disposable send can be the multiple data frames or single data frame continuously transmitted in a TXOP.
In the above-mentioned technical solutions, it is preferable that the communicator of the WLAN also includes：Generation unit, it is used for
Communication resource distribution message frame is generated, the oriented transmission mark multiple websites of identical are included in the communication resource distribution message frame
The uplink transmission resource of distribution；Transmitting element, for sending the communication resource distribution message frame.
In the technical scheme, access point is by generating communication resource distribution message frame, and communication resource distribution message frame
In the uplink transmission resource of identical multiple websites distribution is identified comprising oriented transmission so that the multiple stations of transmission priority identical
Point can carry out the transmission of upstream data using OFDMA mechanism, effectively increase the utilization ratio of frequency spectrum, meet
802.11ax communication requirement.
According to the fifth aspect of the invention, it is also proposed that a kind of website, including：Wireless office as described in the above-mentioned third aspect
The communicator of domain net.
According to the sixth aspect of the invention, it is also proposed that a kind of access point, including：It is wireless as described in above-mentioned fourth aspect
The communicator of LAN.
Pass through above technical scheme so that access point can determine the transmission preferences for the uplink data frames that website will be sent
Level, and then the transmission priority for the uplink data frames that will be sent according to each website is come allocation of transmission resources, it is ensured that OFDMA
Mechanism can be applied preferably, effectively increase the utilization ratio of frequency spectrum, meet 802.11ax communication requirement.
Brief description of the drawings
Fig. 1 shows the schematic flow sheet of the communication means of WLAN according to first embodiment of the invention；
Fig. 2 shows the schematic flow sheet of the communication means of the WLAN of second embodiment according to the present invention；
Fig. 3 shows the schematic block diagram of the communicator of WLAN according to first embodiment of the invention；
Fig. 4 shows the schematic block diagram of website according to an embodiment of the invention；
Fig. 5 shows the schematic flow sheet of the communication means of the WLAN of the 3rd embodiment according to the present invention；
Fig. 6 shows the schematic flow sheet of the communication means of the WLAN of the 4th embodiment according to the present invention；
Fig. 7 shows the schematic block diagram of the communicator of the WLAN of second embodiment according to the present invention；
Fig. 8 shows the schematic block diagram of access point according to an embodiment of the invention；
Fig. 9 shows the schematic flow sheet of the communication means of the WLAN of the 5th embodiment according to the present 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 sheet of the communication means of WLAN according to first embodiment of the invention.
As shown in figure 1, the communication means of WLAN according to first embodiment of the invention, including：
Step S10, message frame is generated, configured information is included in the message frame, the configured information is used for access
The type and quality of service requirement of uplink data frames that point instruction website will disposably be sent, it is described disposably send it is up
The type and quality of service requirement of data frame are used for the biography that the uplink data frames disposably sent are determined for described access point
Defeated priority.
Wherein, disposable send can be the multiple data frames or single data frame continuously transmitted in a TXOP.Institute
State the disposable type for sending uplink data frames and refer to the types such as voice, video, quality of service requirement includes transport-type and connect
Enter the parameters such as channel delay.
In a preferred embodiment of the invention, the configured information by indicate the website access style and/
Or the used transmission during present communications identifies to represent the quality of service requirement website with described access point.
Further, one of the HE Control fields in mac frame head of the configured information including the message frame
Or multiple bits.
Step S12, the message frame is sent to described access point.
In a preferred embodiment of the invention, above-mentioned message frame is confirmation message frame.
Specifically, the website for example in PS states or resting state receive AP transmission caching downlink data frame it
Afterwards, above-mentioned configured information is carried in the confirmation message frame for returning to AP.
In the communication means shown in Fig. 1, website includes the message frame of configured information by generation, to be indicated to access point
The type and quality of service requirement for the uplink data frames that will disposably send so that access point can will one according to the website
The types of the uplink data frames that secondary property is sent and quality of service requirement determine uplink data frames that website will disposably be sent
Transmission priority, and then the transmission priority for the uplink data frames that will be disposably sent according to each website distribute transmission
Resource, it is ensured that OFDMA mechanism can be applied preferably, effectively increase the utilization ratio of frequency spectrum, meet
802.11ax communication requirement.
Further, as shown in Fig. 2 according to the present invention second embodiment WLAN communication means,
On the basis of the communication means of WLAN shown in Fig. 1, in addition to：
Step S20, receive type and quality of service requirement of the access point according to the uplink data frames disposably sent
The transmission mark of distribution, the transmission mark are used for the transmission priority for representing the uplink data frames disposably sent.
Wherein, the type for the uplink data frames that access point will disposably be sent according to website and quality of service requirement distribution
Transmission mark can be the TID for being used to indicate quality of service requirement that is included in the message frame that website is sent or new
The TID of distribution.
Step S22, the transfer resource based on described access point distribution send the uplink data frames, and the line number on described
Identified according to the transmission that described access point distribution is carried in frame.
The executive agent of communication means shown in Fig. 1 and Fig. 2 can be mobile phone or PDA (Personal Digital
Assistant, palm PC) etc..
Fig. 3 shows the schematic block diagram of the communicator of WLAN according to first embodiment of the invention.
As shown in figure 3, the communicator 300 of WLAN according to first embodiment of the invention, including：Generation
Unit 302 and transmitting element 304.
Wherein, generation unit 302 is used to generate message frame, and configured information, the instruction letter are included in the message frame
Cease the type and quality of service requirement of uplink data frames for will disposably be sent to access point instruction website, it is described once
Property the type of uplink data frames that sends and quality of service requirement be used to determine described disposably to send for described access point
The transmission priority of row data frame；Transmitting element 304 is used to send the message frame to described access point.
In specific implementation, generation unit 302 can be signal processor, central processing unit or BBP etc.；Hair
It can be transmitter or antenna etc. to send unit 304.
In the technical scheme, website include the message frame of configured information by generation, so that indicated to access point will one
The type and quality of service requirement for the uplink data frames that secondary property is sent so that access point can will disposably be sent out according to the website
The types of the uplink data frames sent and quality of service requirement determine the transmission of uplink data frames that website will disposably be sent
Priority, and then the transmission priority for the uplink data frames that will be disposably sent according to each website is come allocation of transmission resources,
It ensure that OFDMA mechanism can be applied preferably, effectively increase the utilization ratio of frequency spectrum, meet the logical of 802.11ax
Letter demand.
Wherein, disposable send can be the multiple data frames or single data frame continuously transmitted in a TXOP.Institute
State the disposable type for sending uplink data frames and refer to the types such as voice, video, quality of service requirement includes transport-type and connect
Enter the parameters such as channel delay.
Further, the configured information is connect by the access style and/or the website for indicating the website with described
Access point used transmission during present communications is identified to represent the quality of service requirement.
Further, one of the HE Control fields in mac frame head of the configured information including the message frame
Or multiple bits.
Further, described message frame is confirmation message frame.
Specifically, the website for example in PS states or resting state receive AP transmission caching downlink data frame it
Afterwards, above-mentioned configured information is carried in the confirmation message frame for returning to AP.
In any of the above-described technical scheme, it is preferable that the communicator 300 of described WLAN also includes：Receive
Unit 306.
Specifically, receiving unit 306 is used to receive described access point according to the uplink data frames disposably sent
Type and the transmission mark of quality of service requirement distribution, the transmission mark are used to represent the upstream data disposably sent
The transmission priority of frame；The transmitting element 304 is additionally operable to, and the transfer resource based on described access point distribution sends described up
Data frame, and the transmission mark that described access point is distributed is carried in the uplink data frames.
Wherein, the type for the uplink data frames that access point will disposably be sent according to website and quality of service requirement distribution
Transmission mark can be the TID for being used to indicate quality of service requirement that is included in the message frame that website is sent or new
The TID of distribution.
In specific implementation, receiving unit 306 can be receiver or antenna etc..
Fig. 4 shows the schematic block diagram of website according to an embodiment of the invention.
As shown in figure 4, website 400 according to an embodiment of the invention, including：WLAN as shown in Figure 3
Communicator 300.
Fig. 5 shows the schematic flow sheet of the communication means of the WLAN of the 3rd embodiment according to the present invention.
As shown in figure 5, according to the communication means of the WLAN of the 3rd embodiment of the present invention, including：
Step S50, message frame is received, configured information is included in message frame, the configured information is used to refer to access point
Show the type and quality of service requirement for the uplink data frames that website will disposably be sent.
Step S52, according to the type and quality of service requirement of the uplink data frames disposably sent, determine described one
The transmission priority for the uplink data frames that secondary property is sent.
Step S54, based on the transmission priority of the uplink data frames disposably sent, distribute and transmit to the website
Mark, wherein, the transmission priority of the uplink data frames disposably sent is identical.
In the communication means shown in Fig. 5, access point includes the message frame of configured information by receiving, enabling root
The types of the uplink data frames that will be disposably sent according to the website indicated in message frame and quality of service requirement determine website
The transmission priority for the uplink data frames that will disposably send, and then the upper line number that will be disposably sent according to each website
Carry out allocation of transmission resources according to the transmission priority of frame, it is ensured that OFDMA mechanism can be applied preferably, effectively increase frequency
The utilization ratio of spectrum, meet 802.11ax communication requirement.
Wherein, disposable send can be the multiple data frames or single data frame continuously transmitted in a TXOP.
Further, as shown in fig. 6, according to the present invention the 4th embodiment WLAN communication means,
On the basis of the communication means of WLAN shown in Fig. 5, in addition to：
Step S60, communication resource distribution message frame is generated, is marked in the communication resource distribution message frame comprising oriented transmission
Know the uplink transmission resource of the multiple website distribution of identical.
Step S62, send the communication resource distribution message frame.
Specifically, access point is by generating communication resource distribution message frame, and includes in communication resource distribution message frame
To the uplink transmission resource of the multiple website distribution of transmission mark identical so that the multiple websites of transmission priority identical can be adopted
The transmission of upstream data is carried out with OFDMA mechanism, effectively increases the utilization ratio of frequency spectrum, meets 802.11ax communication
Demand.
Wherein, the executive agent of the communication means shown in Fig. 5 and Fig. 6 can be router etc..
Fig. 7 shows the schematic block diagram of the communicator of the WLAN of second embodiment according to the present invention.
As shown in fig. 7, according to the communicator 700 of the WLAN of second embodiment of the present invention, including：Receive
Unit 702, determining unit 704 and allocation unit 706.
Wherein, receiving unit 702 is used to receive message frame, and configured information, the instruction letter are included in the message frame
Cease the type and quality of service requirement of the uplink data frames for will disposably be sent to access point instruction website；Determining unit
704 are used for type and quality of service requirement according to the uplink data frames disposably sent, determine the disposable transmission
Uplink data frames transmission priority；Allocation unit 706 is used for the transmission based on the uplink data frames disposably sent
Priority, transmission mark is distributed to the website, wherein, the transmission priority phase of the uplink data frames disposably sent
Together.
In specific implementation, receiving unit 702 can be receiver or antenna etc., determining unit 704 and allocation unit 706
Can be central processing unit or BBP etc..
In the technical scheme, access point includes the message frame of configured information by receiving, enabling according to message
The types of the uplink data frames that the website indicated in frame will disposably be sent and quality of service requirement determine that website will one
The transmission priority for the uplink data frames that secondary property is sent, and then the uplink data frames that will be disposably sent according to each website
Transmission priority carrys out allocation of transmission resources, it is ensured that OFDMA mechanism can be applied preferably, effectively increase the profit of frequency spectrum
With efficiency, 802.11ax communication requirement is met.
Wherein, disposable send can be the multiple data frames or single data frame continuously transmitted in a TXOP.
Further, the communicator 700 of the WLAN also includes：Generation unit 708 and transmitting element 710.
Wherein, generation unit 708 is used to generate communication resource distribution message frame, is wrapped in the communication resource distribution message frame
The uplink transmission resource of multiple website distribution containing oriented transmission mark identical；Transmitting element 710 is used to send the communication money
Source assignment messages frame.
In specific implementation, generation unit 708 can be signal processor, central processing unit or BBP etc.；Hair
It can be transmitter or antenna etc. to send unit 710.
In the technical scheme, access point is by generating communication resource distribution message frame, and communication resource distribution message frame
In the uplink transmission resource of identical multiple websites distribution is identified comprising oriented transmission so that the multiple stations of transmission priority identical
Point can carry out the transmission of upstream data using OFDMA mechanism, effectively increase the utilization ratio of frequency spectrum, meet
802.11ax communication requirement.
Fig. 8 shows the schematic block diagram of access point according to an embodiment of the invention.
As shown in figure 8, access point 800 according to an embodiment of the invention, including：WLAN as shown in Figure 7
Communicator 700.
In summary, technical scheme is mainly website when carrying out unicast data communications with AP, can will by it
The type and QoS demand for the uplink data frames to be sent are sent to AP, in order to which AP determines that the transmission of the uplink data frames is excellent
First level, and distribute transmission mark.Wherein, the QoS of uplink data frames can pass through access style (Access Category, abbreviation
AC) or website is currently represented with TID during access point communication.
Specific steps include：
1st, the transmission of the upstream data type and AC/TID parameters of website.
For website during unicast communication is carried out with AP, taking it in the HE control fields of mac frame head will
The type and AC/TID parameters of the upstream data of transmission are transferred to AP, and TID therein refers to that website currently carries out data with AP and led to
Parameter during letter.
Wherein, the data type of station transmission and AC/TID directly influence the grade and time delay of website access channel.
For example, the website in PS states is returning to AP confirmation after the caching downlink data frame that AP is sent is received
Above-mentioned parameter is carried in the frame head of message frame.
2nd, the feedback of websites of the AP according to received by it, the transmission preferences for the upstream data that website will transmit are determined
Level, and then distribute the TID that website is sent in new TID or step 1 to website.
3rd, AP distributes ascending resource in trigger frame to the consistent website of access channel grade, and so multiple websites can root
Channel is accessed according to the resource of AP distribution, and upstream data is sent using OFDMA technologies.
Said process it is specific as shown in figure 9, including：
Step 901, website 1 generates message frame.Wherein, configured information is included in the message frame that website 1 generates, the instruction
Information is used for the type and quality of service requirement for the uplink data frames that will be sent to the instruction website 1 of access point 2.
Step 902, website 1 sends message frame.
Step 903, access point 2 receives message frame.
Step 904, access point 2 determines the transmission priority of uplink data frames.Specifically, access point 2 is according in message frame
The types of the uplink data frames that the website 1 of instruction will be sent and quality of service requirement determine the transmission preferences of uplink data frames
Level.
Step 905, access point 2 distributes transmission mark according to the transmission priority of determination to website 1.
Step 906, website 1 receives the distribution transmission mark of access point 2.
Step 907, access point 2 generates communication resource distribution message frame.Specifically, access point 2 passes through communication resource distribution
Message frame distributes uplink transmission resource to the transmission mark multiple websites of identical.
Step 908, access point 2 sends communication resource distribution message frame to website 1.
Step 909, website 1 receives communication resource distribution message frame.
Step 910, website 1 sends uplink data frames based on the transfer resource that access point distributes, and in uplink data frames
Carry the transmission mark of access point distribution.
Technical scheme is described in detail above in association with accompanying drawing, the present invention proposes a kind of new WLAN
Communication plan so that access point can determine the transmission priority for the uplink data frames that website will be sent, and then according to every
The transmission priority for the uplink data frames that individual website will be sent carrys out allocation of transmission resources, it is ensured that OFDMA mechanism can obtain
Preferably application, the utilization ratio of frequency spectrum is effectively increased, meet 802.11ax communication requirement.
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 (16)
- A kind of 1. communication means of WLAN, it is characterised in that including：Message frame is generated, configured information is included in the message frame, the configured information is used for will to access point instruction website The type and quality of service requirement for the uplink data frames disposably to send, the type of the uplink data frames disposably sent With transmission priority of the quality of service requirement for determining the uplink data frames disposably sent for described access point；The message frame is sent to described access point.
- 2. the communication means of WLAN according to claim 1, it is characterised in that also include：Receive the biography that described access point is distributed according to the type and quality of service requirement of the uplink data frames disposably sent Defeated mark, the transmission mark are used for the transmission priority for representing the uplink data frames disposably sent；Transfer resource based on described access point distribution sends the uplink data frames, and institute is carried in the uplink data frames State the transmission mark of access point distribution.
- 3. the communication means of WLAN according to claim 1, it is characterised in that the configured information passes through instruction The used transmission mark during present communications is come with described access point for the access style of the website and/or the website Represent the quality of service requirement.
- 4. the communication means of WLAN according to any one of claim 1 to 3, it is characterised in that the instruction Information includes one or more bits of the HE Control fields in the mac frame head of the message frame.
- 5. the communication means of WLAN according to any one of claim 1 to 3, it is characterised in that the message Frame is confirmation message frame.
- A kind of 6. communication means of WLAN, it is characterised in that including：Message frame is received, configured information is included in the message frame, the configured information is used for will to access point instruction website The type and quality of service requirement for the uplink data frames disposably to send；According to the type and quality of service requirement of the uplink data frames disposably sent, determine it is described disposably send it is upper The transmission priority of row data frame；Based on the transmission priority of the uplink data frames disposably sent, transmission mark is distributed to the website, wherein, institute The transmission priority for stating the uplink data frames disposably sent is identical.
- 7. the communication means of WLAN according to claim 6, it is characterised in that also include：Communication resource distribution message frame is generated, it is multiple that oriented transmission mark identical is included in the communication resource distribution message frame The uplink transmission resource of website distribution；Send the communication resource distribution message frame.
- A kind of 8. communicator of WLAN, it is characterised in that including：Generation unit, for generating message frame, configured information is included in the message frame, the configured information is used for access The type and quality of service requirement of uplink data frames that point instruction website will disposably be sent, it is described disposably send it is up The type and quality of service requirement of data frame are used for the biography that the uplink data frames disposably sent are determined for described access point Defeated priority；Transmitting element, for sending the message frame to described access point.
- 9. the communicator of WLAN according to claim 8, it is characterised in that also include：Receiving unit, it is used for Receive the transmission mark that described access point is distributed according to the type and quality of service requirement of the uplink data frames disposably sent Know, the transmission mark is used for the transmission priority for representing the uplink data frames disposably sent；The transmitting element is additionally operable to, and the transfer resource based on described access point distribution sends the uplink data frames, and in institute State the transmission mark that described access point distribution is carried in uplink data frames.
- 10. the communicator of WLAN according to claim 8, it is characterised in that the configured information passes through finger Show that access style and/or the website and the described access point used transmission during present communications of the website identify To represent the quality of service requirement.
- 11. the communicator of the WLAN according to any one of claim 8 to 10, it is characterised in that the finger Show that information includes one or more bits of the HE Control fields in the mac frame head of the message frame.
- 12. the communicator of the WLAN according to any one of claim 8 to 10, it is characterised in that described to disappear Breath frame is confirmation message frame.
- A kind of 13. communicator of WLAN, it is characterised in that including：Receiving unit, for receiving message frame, configured information is included in the message frame, the configured information is used for access The type and quality of service requirement for the uplink data frames that point instruction website will disposably be sent；Determining unit, for the type and quality of service requirement according to the uplink data frames disposably sent, it is determined that described The transmission priority of the uplink data frames disposably sent；Allocation unit, for the transmission priority based on the uplink data frames disposably sent, distribute and pass to the website Defeated mark, wherein, the transmission priority of the uplink data frames disposably sent is identical.
- 14. the communicator of WLAN according to claim 13, it is characterised in that also include：Generation unit, for generating communication resource distribution message frame, oriented transmission is included in the communication resource distribution message frame Identify the uplink transmission resource of the multiple website distribution of identical；Transmitting element, for sending the communication resource distribution message frame.
- A kind of 15. website, it is characterised in that including：The communication of WLAN as any one of claim 8 to 12 Device.
- A kind of 16. access point, it is characterised in that including：The communicator of WLAN as described in claim 13 or 14.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201610797819.4A CN107787046A (en) | 2016-08-31 | 2016-08-31 | Communication means, communicator, website and the access point of WLAN |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201610797819.4A CN107787046A (en) | 2016-08-31 | 2016-08-31 | Communication means, communicator, website and the access point of WLAN |
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