CN107969028A - 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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- CN107969028A CN107969028A CN201610911158.3A CN201610911158A CN107969028A CN 107969028 A CN107969028 A CN 107969028A CN 201610911158 A CN201610911158 A CN 201610911158A CN 107969028 A CN107969028 A CN 107969028A
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- Prior art keywords
- wake
- association
- resource allocation
- allocation message
- frame
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W52/00—Power management, e.g. Transmission Power Control [TPC] or power classes
- H04W52/02—Power saving arrangements
- H04W52/0203—Power saving arrangements in the radio access network or backbone network of wireless communication networks
- H04W52/0206—Power saving arrangements in the radio access network or backbone network of wireless communication networks in access points, e.g. base stations
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W52/00—Power management, e.g. Transmission Power Control [TPC] or power classes
- H04W52/02—Power saving arrangements
- H04W52/0209—Power saving arrangements in terminal devices
- H04W52/0212—Power saving arrangements in terminal devices managed by the network, e.g. network or access point is leader and terminal is follower
- H04W52/0219—Power saving arrangements in terminal devices managed by the network, e.g. network or access point is leader and terminal is follower where the power saving management affects multiple terminals
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W52/00—Power management, e.g. Transmission Power Control [TPC] or power classes
- H04W52/02—Power saving arrangements
- H04W52/0209—Power saving arrangements in terminal devices
- H04W52/0225—Power saving arrangements in terminal devices using monitoring of external events, e.g. the presence of a signal
- H04W52/0229—Power saving arrangements in terminal devices using monitoring of external events, e.g. the presence of a signal where the received signal is a wanted signal
- H04W52/0235—Power saving arrangements in terminal devices using monitoring of external events, e.g. the presence of a signal where the received signal is a wanted signal where the received signal is a power saving command
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W84/00—Network topologies
- H04W84/02—Hierarchically pre-organised networks, e.g. paging networks, cellular networks, WLAN [Wireless Local Area Network] or WLL [Wireless Local Loop]
- H04W84/10—Small scale networks; Flat hierarchical networks
- H04W84/12—WLAN [Wireless Local Area Networks]
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
- Y02D30/00—Reducing energy consumption in communication networks
- Y02D30/70—Reducing energy consumption in communication networks in wireless communication networks
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- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Mobile Radio Communication Systems (AREA)
- Small-Scale Networks (AREA)
Abstract
The present invention provides a kind of communication means of WLAN, communicator, access point and website, wherein, the communication means of WLAN, including：Generate unicast wake-up association, include the first configured information in the unicast wake-up association, first configured information is used to receive resource allocation message frame after the unicast wake-up association is received to website instruction, the website that the unicast wake-up association is used to wake up in a dormant state receives data frame into wake states, and the resource allocation message frame is used for the website allocation of transmission resources in wake states；The unicast wake-up association is sent respectively to each equipment in a dormant state.Technical scheme enables WUR to meet the communication requirement of 802.11ax well, on the premise of effectively equipment power dissipation is reduced, improves communication efficiency.
Description
Technical field
It is wireless in particular to a kind of communication means of WLAN, one kind the present invention relates to field of communication technology
The communicator of LAN, a kind of access point and a kind of website.
Background technology
Wi-Fi of future generation (Wireless Fidelity, Wireless Fidelity) technology has been set up in July, 2016,802.11
Seminar WUR (Wake Up Receiver), in terms of being mainly used in Internet of Things, in order to as much as possible save equipment
Power consumption and equipment can receive some control signaling frames and data frame in real time.
In specific discuss, it is proposed that wake up (wake-up) frame signaling frame, and WUR functions need compatibility in order to control
802.11ax.In view of using OFDMA (Orthogonal Frequency Division Multiple in 802.11ax
Access, Orthogonal Frequency Division Multiple Access) technology, and using new resource allocation message frame (i.e. trigger frame Trigger) come to each station
Point allocation of transmission resources, in order to cause WUR preferably compatibility 802.11ax, has manuscript to propose in the multi-user case
Wake up frames wake up the process of website, specific as shown in Figure 1：AP (Access Point, access point) is in a dormant state
STAs (Stations, multiple websites) sends wake-up association, and then sends trigger frame to STAs and carry out allocation of transmission resources, afterwards STAs
Poll frame is sent to AP, to receive the data cached frame of AP transmissions.
But specific regulation is not made to the form of wake up frames in existing discussion, cause WUR cannot be very
Meet the needs of 802.11ax well, therefore in order to ensure WUR preferably can meet the needs of 802.11ax, it is necessary to wake
The form of up frames makes definition.
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 WUR can meet the communication requirement of 802.11ax well, on the premise of effectively equipment power dissipation is reduced, improve
Communication efficiency.
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 unicast wake-up association, the first configured information is included in the unicast wake-up association, first configured information is used to refer to website
Show the reception resource allocation message frame after the unicast wake-up association is received, the unicast wake-up association, which is used to wake up, is in dormancy
The website of state receives data frame into wake states, and the resource allocation message frame is used for the website in wake states
Allocation of transmission resources；The unicast wake-up association is sent respectively to each equipment in a dormant state.
In the technical scheme, by including the first configured information in unicast wake-up association, to indicate that website is receiving
Resource allocation message frame is received after unicast wake-up association so that website can refer to after unicast wake-up association is received according to first
Show the instruction of information to detect and receive resource allocation message frame, so according to the transfer resource that resource allocation message frame distributes come
Carry out the reception of data cached frame.As it can be seen that technical scheme enables WUR to meet the communication of 802.11ax well
Demand, on the premise of effectively equipment power dissipation is reduced, improves communication efficiency.
Wherein, the unicast wake-up association and the resource allocation message frame can be sent in different channels, and
The transmit power of unicast messages wake-up association is significantly less than the transmission power of resource allocation message frame.Wake-up association is wake up frames；
Resource allocation message frame is trigger frame, and it is multicast address that it, which receives address, i.e., trigger frame is used to distribute to multiple websites and transmits
Resource, this multiple website just refer to the website for receiving unicast wake-up association.Website in a dormant state receive wake-up association it
After carry out wake-up states, and then receive resource allocation message frame, sent out according to the transfer resource distributed in resource allocation message frame
Poll frame is sent, access point sends data cached frame after poll frame is received, to website.
In the above-mentioned technical solutions, it is preferable that also include the second configured information in the unicast wake-up association, described second
Configured information is used for the initial time for indicating that the resource allocation message frame is sent.
In the technical scheme, by including the starting for being used for indicating that resource allocation message frame is sent in unicast wake-up association
The second configured information of time so that multiple websites can receive the resource allocation message frame of access point transmission in synchronization,
So it is also beneficial to website and receives resource allocation message frame in definite time point revival, is more advantageous to reducing power consumption.
In any of the above-described technical solution, it is preferable that also include the resource allocation message in the unicast wake-up association
The reception address of frame, the reception address of the resource allocation message frame is multicast address.
In the technical scheme, by including the reception address of resource allocation message frame in unicast wake-up association so that stand
Point can receive resource allocation message frame according to the reception address.
Preferably, the data field part for receiving address and being included in the unicast wake-up association of the resource allocation message frame
(i.e. Data Field).
According to the second aspect of the invention, it is also proposed that a kind of communication means of WLAN, including：Unicast is received to call out
Wake up frame, the first configured information is included in the unicast wake-up association, first configured information is used to receive to website instruction
Resource allocation message frame is received after to the unicast wake-up association, the unicast wake-up association is used to wake up station in a dormant state
Point receives data frame into wake states, and the resource allocation message frame is used to distribute transmission to the website in wake states
Resource；Enter wake states after the unicast wake-up association is received, and the resource allocation for receiving access point transmission disappears
Cease frame；Transfer resource based on resource allocation message frame distribution communicates with described access point.
In the technical scheme, by including the first configured information in unicast wake-up association, to indicate that website is receiving
Resource allocation message frame is received after unicast wake-up association so that website can refer to after unicast wake-up association is received according to first
Show the instruction of information to detect and receive resource allocation message frame, so according to the transfer resource that resource allocation message frame distributes come
Carry out the reception of data cached frame.As it can be seen that technical scheme enables WUR to meet the communication of 802.11ax well
Demand, on the premise of effectively equipment power dissipation is reduced, improves communication efficiency.
Wherein, the receiver of the receiver of unicast wake-up association and resource allocation message frame can be that two different physics are real
Body.
In the above-mentioned technical solutions, it is preferable that the transfer resource based on resource allocation message frame distribution connects with described
The step of access point is communicated, specifically includes：Transfer resource based on resource allocation message frame distribution is to described access point
Send poll frame；Receive the data cached frame that described access point is sent after the poll frame is received.
In any of the above-described technical solution, it is preferable that also include the second configured information in the unicast wake-up association, and
In the case of the initial time that second configured information is sent for indicating the resource allocation message frame, the communication means
Further include：The resource allocation message of described access point transmission is received in the initial time of second configured information instruction
Frame.
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 unicast wake-up association, include the first configured information in the unicast wake-up association, first configured information be used for
Website instruction receives resource allocation message frame after the unicast wake-up association is received, and the unicast wake-up association is used at wake-up
Data frame is received into wake states in the website of resting state, the resource allocation message frame is used in wake states
Website allocation of transmission resources；Transmitting element, wakes up for sending the unicast respectively to each equipment in a dormant state
Frame.
In the technical scheme, by including the first configured information in unicast wake-up association, to indicate that website is receiving
Resource allocation message frame is received after unicast wake-up association so that website can refer to after unicast wake-up association is received according to first
Show the instruction of information to detect and receive resource allocation message frame, so according to the transfer resource that resource allocation message frame distributes come
Carry out the reception of data cached frame.As it can be seen that technical scheme enables WUR to meet the communication of 802.11ax well
Demand, on the premise of effectively equipment power dissipation is reduced, improves communication efficiency.
Wherein, the unicast wake-up association and the resource allocation message frame can be sent in different channels, and
The transmit power of unicast messages wake-up association is significantly less than the transmission power of resource allocation message frame.Wake-up association is wake up frames；
Resource allocation message frame is trigger frame, and it is multicast address that it, which receives address, i.e., trigger frame is used to distribute to multiple websites and transmits
Resource, this multiple website are exactly the website for receiving unicast wake-up association.Website in a dormant state is after wake-up association is received
Wake-up states are carried out, and then receive resource allocation message frame, are sent according to the transfer resource distributed in resource allocation message frame
Poll frame, access point send data cached frame after poll frame is received, to website.
In the above-mentioned technical solutions, it is preferable that also include the second configured information in the unicast wake-up association, described second
Configured information is used for the initial time for indicating that the resource allocation message frame is sent.
In the technical scheme, by including the starting for being used for indicating that resource allocation message frame is sent in unicast wake-up association
The second configured information of time so that multiple websites can receive the resource allocation message frame of access point transmission in synchronization,
So it is also beneficial to website and receives resource allocation message frame in definite time point revival, is more advantageous to reducing power consumption.
In any of the above-described technical solution, it is preferable that also include the resource allocation message in the unicast wake-up association
The reception address of frame, the reception address of the resource allocation message frame is multicast address.
In the technical scheme, by including the reception address of resource allocation message frame in unicast wake-up association so that stand
Point can receive resource allocation message frame according to the reception address.
Preferably, the data field portion for receiving address and being included in the unicast wake-up association of the resource allocation message frame
Point.
According to the fourth aspect of the invention, it is also proposed that a kind of communicator of WLAN, including：First receives list
Member, for receiving unicast wake-up association, includes the first configured information, first configured information is used in the unicast wake-up association
Resource allocation message frame is received after the unicast wake-up association is received to website instruction, the unicast wake-up association is used to wake up
Website in a dormant state receives data frame into wake states, and the resource allocation message frame is used in revival shape
The website allocation of transmission resources of state；Processing unit, after receiving the unicast wake-up association in first receiving unit
Into wake states, and the resource allocation message frame sent by first receiving unit reception access point；Communication unit
Member, the transfer resource for being distributed based on the resource allocation message frame are communicated with described access point.
In the technical scheme, by including the first configured information in unicast wake-up association, to indicate that website is receiving
Resource allocation message frame is received after unicast wake-up association so that website can refer to after unicast wake-up association is received according to first
Show the instruction of information to detect and receive resource allocation message frame, so according to the transfer resource that resource allocation message frame distributes come
Carry out the reception of data cached frame.As it can be seen that technical scheme enables WUR to meet the communication of 802.11ax well
Demand, on the premise of effectively equipment power dissipation is reduced, improves communication efficiency.
Wherein, the receiver of the receiver of unicast wake-up association and resource allocation message frame can be that two different physics are real
Body.
In the above-mentioned technical solutions, it is preferable that the communication unit specifically includes：Transmitting element, for based on the money
The transfer resource of source assignment messages frame distribution sends poll frame to described access point；Second receiving unit, for receiving described connect
The data cached frame that access point is sent after the poll frame is received.
In any of the above-described technical solution, it is preferable that also include the second configured information in the unicast wake-up association, and
In the case of the initial time that second configured information is sent for indicating the resource allocation message frame, described first receives
Unit is specifically used for：The resource allocation of described access point transmission is received in the initial time of second configured information instruction
Message frame.
According to the fifth aspect of the invention, it is also proposed that a kind of access point, including：It is wireless as described in the above-mentioned third aspect
The communicator of LAN.
According to the sixth aspect of the invention, it is also proposed that a kind of website, including：Wireless office as described in above-mentioned fourth aspect
The communicator of domain net.
Pass through above technical scheme so that WUR can meet the communication requirement of 802.11ax well, be set in effective reduction
On the premise of standby power consumption, communication efficiency is improved.
Brief description of the drawings
Fig. 1 shows the interaction schematic diagram of access point and website in the case where scene is used in combination with 802.11ax by WUR；
Fig. 2 shows the flow diagram of the communication means of WLAN according to first embodiment of the 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 access point according to an embodiment of the invention；
Fig. 5 shows the flow diagram of the communication means of the WLAN of second embodiment according to the present invention；
Fig. 6 shows the schematic block diagram of the communicator of the WLAN of second embodiment according to the present invention；
Fig. 7 shows the schematic block diagram of website according to an embodiment of the invention；
Fig. 8 shows the flow diagram of the communication means of the WLAN of the 3rd embodiment according to the present invention.
Embodiment
It is to better understand the objects, features and advantages of the present invention, below in conjunction with the accompanying drawings and specific real
Mode is applied the present invention is further described in detail.It should be noted that in the case where there is no conflict, 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 implemented using other different from other modes described here, therefore, protection scope of the present invention and from described below
Specific embodiment limitation.
Fig. 2 shows the flow diagram of the communication means of WLAN according to first embodiment of the invention.
As shown in Fig. 2, the communication means of WLAN according to first embodiment of the invention, including：
Step S20, generates unicast wake-up association, and the first configured information is included in the unicast wake-up association, and described first refers to
Show that information is used to receive resource allocation message frame after the unicast wake-up association is received to website instruction, the unicast wakes up
Frame is used to waking up website in a dormant state into wake states to receive data frame, the resource allocation message frame be used for
Website allocation of transmission resources in wake states.
Wherein, wake-up association is wake up frames；Resource allocation message frame is trigger frame, it receives address for multicast
Location, i.e. trigger frame are used for multiple website allocation of transmission resources, this multiple website just refers to the website for receiving unicast wake-up association.
Step S22, the unicast wake-up association is sent to each equipment in a dormant state respectively.
Wherein, unicast wake-up association and resource allocation message frame can be sent in different channels, and unicast messages wake up
The transmit power of frame is significantly less than the transmission power of resource allocation message frame.Website in a dormant state is receiving wake-up association
Carry out wake-up states afterwards, and then receive resource allocation message frame, according to the transfer resource distributed in resource allocation message frame come
Poll frame is sent, access point sends data cached frame after poll frame is received, to website.
Further, the second configured information is also included in the unicast wake-up association, second configured information is used to refer to
Show the initial time that the resource allocation message frame is sent.
In the technical scheme, by including the starting for being used for indicating that resource allocation message frame is sent in unicast wake-up association
The second configured information of time so that multiple websites can receive the resource allocation message frame of access point transmission in synchronization,
So be conducive to website and receive resource allocation message frame in definite time point revival, be more advantageous to reducing power consumption.
Further, the reception address of the resource allocation message frame, the money are also included in the unicast wake-up association
The reception address of source assignment messages frame is multicast address.
In the technical scheme, by including the reception address of resource allocation message frame in unicast wake-up association so that stand
Point can receive resource allocation message frame according to the reception address.
Preferably, the data field part for receiving address and being included in the unicast wake-up association of the resource allocation message frame
(Data Field)。
In the technical solution shown in Fig. 2, by including the first configured information in unicast wake-up association, to indicate that website exists
Receive unicast wake-up association and receive resource allocation message frame afterwards so that website, being capable of basis after unicast wake-up association is received
The instruction of first configured information detects and receives resource allocation message frame, and then the transmission that is distributed according to resource allocation message frame
Resource carries out the reception of data cached frame.As it can be seen that technical scheme enables WUR to meet 802.11ax well
Communication requirement, effectively reduce equipment power dissipation on the premise of, improve communication efficiency.
Wherein, the executive agent of the communication means shown in Fig. 2 can be router 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 unicast wake-up association, and the first instruction letter is included in the unicast wake-up association
Breath, first configured information are used to receive resource allocation message after the unicast wake-up association is received to website instruction
Frame, the website that the unicast wake-up association is used to wake up in a dormant state receive data frame, the resource into wake states
Assignment messages frame is used for the website allocation of transmission resources in wake states；Transmitting element 304 is used in a dormant state
Each equipment send the unicast wake-up association respectively.
In specific implementation, generation unit 302 can be signal processor, central processing unit or baseband processor etc.；Hair
It can be transmitter or antenna etc. to send unit 304.
In the technical scheme, by including the first configured information in unicast wake-up association, to indicate that website is receiving
Resource allocation message frame is received after unicast wake-up association so that website can refer to after unicast wake-up association is received according to first
Show the instruction of information to detect and receive resource allocation message frame, so according to the transfer resource that resource allocation message frame distributes come
Carry out the reception of data cached frame.As it can be seen that technical scheme enables WUR to meet the communication of 802.11ax well
Demand, on the premise of effectively equipment power dissipation is reduced, improves communication efficiency.
Wherein, the unicast wake-up association and the resource allocation message frame can be sent in different channels, and
The transmit power of unicast messages wake-up association is significantly less than the transmission power of resource allocation message frame.Wake-up association is wake up frames；
Resource allocation message frame is trigger frame, and it is multicast address that it, which receives address, i.e., trigger frame is used to distribute to multiple websites and transmits
Resource, this multiple website are exactly the website for receiving unicast wake-up association.Website in a dormant state is after wake-up association is received
Wake-up states are carried out, and then receive resource allocation message frame, are sent according to the transfer resource distributed in resource allocation message frame
Poll frame, access point send data cached frame after poll frame is received, to website.
In the above-mentioned technical solutions, it is preferable that also include the second configured information in the unicast wake-up association, described second
Configured information is used for the initial time for indicating that the resource allocation message frame is sent.
In the technical scheme, by including the starting for being used for indicating that resource allocation message frame is sent in unicast wake-up association
The second configured information of time so that multiple websites can receive the resource allocation message frame of access point transmission in synchronization,
So it is also beneficial to website and receives resource allocation message frame in definite time point revival, is more advantageous to reducing power consumption.
In any of the above-described technical solution, it is preferable that also include the resource allocation message in the unicast wake-up association
The reception address of frame, the reception address of the resource allocation message frame is multicast address.
In the technical scheme, by including the reception address of resource allocation message frame in unicast wake-up association so that stand
Point can receive resource allocation message frame according to the reception address.
Preferably, the data field part for receiving address and being included in the unicast wake-up association of the resource allocation message frame
(Data Field)。
Fig. 4 shows the schematic block diagram of access point according to an embodiment of the invention.
As shown in figure 4, access point 400 according to an embodiment of the invention, including：WLAN as shown in Figure 3
Communicator 300.
Fig. 5 shows the flow diagram of the communication means of the WLAN of second embodiment according to the present invention.
As shown in figure 5, the communication means of the WLAN of second embodiment according to the present invention, including：
Step S50, receives unicast wake-up association, and the first configured information is included in the unicast wake-up association, and described first refers to
Show that information is used to receive resource allocation message frame after the unicast wake-up association is received to website instruction, the unicast wakes up
Frame is used to waking up website in a dormant state into wake states to receive data frame, the resource allocation message frame be used for
Website allocation of transmission resources in wake states.
Step S52, enters wake states after the unicast wake-up association is received, and receives the described of access point transmission
Resource allocation message frame.
Step S54, the transfer resource based on resource allocation message frame distribution communicate with described access point.
In the technical scheme, by including the first configured information in unicast wake-up association, to indicate that website is receiving
Resource allocation message frame is received after unicast wake-up association so that website can refer to after unicast wake-up association is received according to first
Show the instruction of information to detect and receive resource allocation message frame, so according to the transfer resource that resource allocation message frame distributes come
Carry out the reception of data cached frame.As it can be seen that technical scheme enables WUR to meet the communication of 802.11ax well
Demand, on the premise of effectively equipment power dissipation is reduced, improves communication efficiency.
Wherein, the receiver of the receiver of unicast wake-up association and resource allocation message frame can be that two different physics are real
Body.
Further, above-mentioned steps S54 is specifically included：Transfer resource based on resource allocation message frame distribution is to institute
State access point and send poll frame；Receive the data cached frame that described access point is sent after the poll frame is received.
In any of the above-described technical solution, it is preferable that also include the second configured information in the unicast wake-up association, and
In the case of the initial time that second configured information is sent for indicating the resource allocation message frame, the communication means
Further include：The resource allocation message of described access point transmission is received in the initial time of second configured information instruction
Frame.
The executive agent of communication means shown in Fig. 5 can be mobile phone or PDA (Personal Digital
Assistant, palm PC) etc..
Fig. 6 shows the schematic block diagram of the communicator of the WLAN of second embodiment according to the present invention.
As shown in fig. 6, the communicator 600 of the WLAN of second embodiment according to the present invention, including：First
Receiving unit 602, processing unit 604 and communication unit 606.
Wherein, the first receiving unit 602 is used to receive unicast wake-up association, includes the first instruction in the unicast wake-up association
Information, first configured information are used to receive resource allocation message after the unicast wake-up association is received to website instruction
Frame, the website that the unicast wake-up association is used to wake up in a dormant state receive data frame, the resource into wake states
Assignment messages frame is used for the website allocation of transmission resources in wake states；Processing unit 604 is used to receive described first
Unit 602 enters wake states after receiving the unicast wake-up association, and is received and accessed by first receiving unit 602
The resource allocation message frame that point is sent；Communication unit 606 is used for the transmission money based on resource allocation message frame distribution
Source communicates with described access point.
In specific implementation, the first receiving unit 602 can be receiver or antenna etc.；During processing unit 604 can be
Central processor or baseband processor etc..
In the technical scheme, by including the first configured information in unicast wake-up association, to indicate that website is receiving
Resource allocation message frame is received after unicast wake-up association so that website can refer to after unicast wake-up association is received according to first
Show the instruction of information to detect and receive resource allocation message frame, so according to the transfer resource that resource allocation message frame distributes come
Carry out the reception of data cached frame.As it can be seen that technical scheme enables WUR to meet the communication of 802.11ax well
Demand, on the premise of effectively equipment power dissipation is reduced, improves communication efficiency.
Wherein, the receiver of the receiver of unicast wake-up association and resource allocation message frame can be that two different physics are real
Body.
Further, the communication unit 606 specifically includes：6062 and second receiving unit 6064 of transmitting element.
Wherein, transmitting element 6062 is used for the transfer resource based on resource allocation message frame distribution to described access point
Send poll frame；Second receiving unit 6064 is used to receive the caching that described access point is sent after the poll frame is received
Data frame.
In specific implementation, transmitting element 6062 can be transmitter or antenna etc.；Second receiving unit 6064 can be
Receiver or antenna etc..
Further, the second configured information is also included in the unicast wake-up association, and second configured information is used
In the case of the initial time of the resource allocation message frame transmission is indicated, first receiving unit 602 is specifically used for：
The initial time of the second configured information instruction receives the resource allocation message frame that described access point is sent.
Fig. 7 shows the schematic block diagram of website according to an embodiment of the invention.
As shown in fig. 7, website 700 according to an embodiment of the invention, including：WLAN as shown in Figure 6
Communicator 600.
In conclusion mainly the form of wake up frames is defined in technical scheme, enable
Preferably compatibility 802.11ax.
Wherein, access point to the wake up frames that website is sent be unicast messages frame, in the wake up frames of the unicast fashion
Need to include：
1st, the flag of resource allocation message frame, the flag are used to indicate that website needs after wake up frames are received
The resource allocation message frame transmitted by AP is received, so preferably can distribute resource to website to receive the data of AP cachings
Frame；
2nd, the initial time transmitted by resource allocation message frame, so can easy to 802.11 main transceivers of all websites
The resource allocation message frame of AP transmissions is received in synchronization, and then website can receive resource point in definite time point revival
With message frame, it is more advantageous to reducing power consumption；
3rd, the reception address of resource allocation message frame, these addresses wake up the multicast address of all websites, this group for AP
Broadcast the data field part that address may be embodied in wake up frames.
To sum up, the form of wake up frames is as shown in table 1：
Table 1
Wherein, " configured information of trigger frame " shown in table 1 can take 1 eight bit byte, " at the beginning of trigger frame
Between " 2 eight bit bytes can be taken, " the reception MAC Address of trigger frame " can take 2 eight bit bytes.
Specifically, the interaction between access point and website as shown in figure 8, including：
Step 801, access point 1 generates wake up frames.Wherein, wake up frames include the content shown in above-mentioned table 1.
Step 802, access point 1 sends wake up frames.
Step 803, website 2 receives wake up frames.
Step 804, website 2 switchs to wake-up states from resting state.
Step 805, access point 1 generates trigger frame.Wherein, trigger frame is resource allocation message frame, it is used for multiple
Website allocation of transmission resources.
Step 806, access point 1 sends trigger frame.Wherein, wake up frames and trigger frame can be sent out in different channels
Send, and the transmit power of wake up frames is significantly less than the transmission power of trigger frame.
Step 807, website 2 receives trigger frame.Wherein, the receiver of wake up frames and the receiver of trigger frame can be
Two different physical entities.
Step 808, website 2 obtains the transfer resource distributed in trigger frame.
Step 809, website 2 sends poll frame based on the transfer resource distributed in trigger frame to access point 1.
Step 810, access point 1 receives poll frame.
Step 811, access point 1 sends data cached frame.
Step 812,2 order caching data frame of website.
Step 813, website 2 sends confirmation message frame to access point 1.
Technical scheme is described in detail above in association with attached drawing, the present invention proposes a kind of new WLAN
Communication plan so that WUR can meet the communication requirement of 802.11ax well, effectively reduce equipment power dissipation premise
Under, improve communication efficiency.
The foregoing is only a preferred embodiment of the present invention, is not intended to limit the invention, for the skill of this area
For art personnel, the invention may be variously modified and varied.Within the spirit and principles of the invention, that is made any repaiies
Change, equivalent substitution, improvement etc., should all be included in the protection scope of the present invention.
Claims (16)
- A kind of 1. communication means of WLAN, it is characterised in that including：Generate unicast wake-up association, include the first configured information in the unicast wake-up association, first configured information be used for Website instruction receives resource allocation message frame after the unicast wake-up association is received, and the unicast wake-up association is used at wake-up Data frame is received into wake states in the website of resting state, the resource allocation message frame is used in wake states Website allocation of transmission resources；The unicast wake-up association is sent respectively to each equipment in a dormant state.
- 2. the communication means of WLAN according to claim 1, it is characterised in that also wrapped in the unicast wake-up association Containing the second configured information, second configured information is used for the initial time for indicating that the resource allocation message frame is sent.
- 3. the communication means of WLAN according to claim 1 or 2, it is characterised in that in the unicast wake-up association Also include the reception address of the resource allocation message frame, the reception address of the resource allocation message frame is multicast address.
- 4. the communication means of WLAN according to claim 3, it is characterised in that the resource allocation message frame Receive the data field part that address is included in the unicast wake-up association.
- A kind of 5. communication means of WLAN, it is characterised in that including：Receive unicast wake-up association, include the first configured information in the unicast wake-up association, first configured information be used for Website instruction receives resource allocation message frame after the unicast wake-up association is received, and the unicast wake-up association is used at wake-up Data frame is received into wake states in the website of resting state, the resource allocation message frame is used in wake states Website allocation of transmission resources；Enter wake states after the unicast wake-up association is received, and receive the resource allocation message of access point transmission Frame；Transfer resource based on resource allocation message frame distribution communicates with described access point.
- 6. the communication means of WLAN according to claim 5, it is characterised in that based on the resource allocation message The step of transfer resource of frame distribution is communicated with described access point, specifically includes：Transfer resource based on resource allocation message frame distribution sends poll frame to described access point；Receive the data cached frame that described access point is sent after the poll frame is received.
- 7. the communication means of the WLAN according to claim 5 or 6, it is characterised in that in the unicast wake-up association In also include the second configured information, and second configured information is used for the starting for indicating that the resource allocation message frame is sent In the case of time, the communication means further includes：The resource allocation message frame of described access point transmission is received in the initial time of second configured information instruction.
- A kind of 8. communicator of WLAN, it is characterised in that including：Generation unit, for generating unicast wake-up association, includes the first configured information, described first refers in the unicast wake-up association Show that information is used to receive resource allocation message frame after the unicast wake-up association is received to website instruction, the unicast wakes up Frame is used to waking up website in a dormant state into wake states to receive data frame, the resource allocation message frame be used for Website allocation of transmission resources in wake states；Transmitting element, for sending the unicast wake-up association respectively to each equipment in a dormant state.
- 9. the communicator of WLAN according to claim 8, it is characterised in that also wrapped in the unicast wake-up association Containing the second configured information, second configured information is used for the initial time for indicating that the resource allocation message frame is sent.
- 10. the communicator of WLAN according to claim 8 or claim 9, it is characterised in that in the unicast wake-up association Also include the reception address of the resource allocation message frame, the reception address of the resource allocation message frame is multicast address.
- 11. the communicator of WLAN according to claim 10, it is characterised in that the resource allocation message frame Receive address be included in the unicast wake-up association in data field part.
- A kind of 12. communicator of WLAN, it is characterised in that including：First receiving unit, for receiving unicast wake-up association, includes the first configured information in the unicast wake-up association, and described One configured information is used to receive resource allocation message frame, the unicast after the unicast wake-up association is received to website instruction The website that wake-up association is used to wake up in a dormant state receives data frame into wake states, and the resource allocation message frame is used In to the website allocation of transmission resources in wake states；Processing unit, for entering wake states after receiving the unicast wake-up association in first receiving unit, and leads to Cross first receiving unit and receive the resource allocation message frame that access point is sent；Communication unit, the transfer resource for being distributed based on the resource allocation message frame are communicated with described access point.
- 13. the communicator of WLAN according to claim 12, it is characterised in that the communication unit specifically wraps Include：Transmitting element, for sending poll frame to described access point based on the transfer resource that the resource allocation message frame distributes；Second receiving unit, the data cached frame sent for receiving described access point after the poll frame is received.
- 14. the communicator of the WLAN according to claim 12 or 13, it is characterised in that waken up in the unicast Also include the second configured information in frame, and second configured information is used for for indicating that the resource allocation message frame is sent Begin in the case of the time, first receiving unit is specifically used for：Received in the initial time of second configured information instruction The resource allocation message frame that described access point is sent.
- A kind of 15. access point, it is characterised in that including：WLAN as any one of claim 8 to 11 it is logical T unit.
- A kind of 16. website, it is characterised in that including：WLAN as any one of claim 12 to 14 it is logical T unit.
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