CN108810999B - Communication method, communication device and communication equipment of wireless local area network - Google Patents
Communication method, communication device and communication equipment of wireless local area network Download PDFInfo
- Publication number
- CN108810999B CN108810999B CN201710304944.1A CN201710304944A CN108810999B CN 108810999 B CN108810999 B CN 108810999B CN 201710304944 A CN201710304944 A CN 201710304944A CN 108810999 B CN108810999 B CN 108810999B
- Authority
- CN
- China
- Prior art keywords
- frame
- wake
- transmission rate
- message
- message frame
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W28/00—Network traffic management; Network resource management
- H04W28/16—Central resource management; Negotiation of resources or communication parameters, e.g. negotiating bandwidth or QoS [Quality of Service]
- H04W28/18—Negotiating wireless communication parameters
- H04W28/22—Negotiating communication rate
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W52/00—Power management, e.g. TPC [Transmission Power Control], power saving 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
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L1/00—Arrangements for detecting or preventing errors in the information received
- H04L1/0001—Systems modifying transmission characteristics according to link quality, e.g. power backoff
- H04L1/0002—Systems modifying transmission characteristics according to link quality, e.g. power backoff by adapting the transmission rate
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L1/00—Arrangements for detecting or preventing errors in the information received
- H04L1/0001—Systems modifying transmission characteristics according to link quality, e.g. power backoff
- H04L1/0002—Systems modifying transmission characteristics according to link quality, e.g. power backoff by adapting the transmission rate
- H04L1/0003—Systems modifying transmission characteristics according to link quality, e.g. power backoff by adapting the transmission rate by switching between different modulation schemes
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L1/00—Arrangements for detecting or preventing errors in the information received
- H04L1/0001—Systems modifying transmission characteristics according to link quality, e.g. power backoff
- H04L1/0023—Systems modifying transmission characteristics according to link quality, e.g. power backoff characterised by the signalling
- H04L1/0025—Transmission of mode-switching indication
-
- 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
Abstract
The invention provides a communication method, a communication device and a communication device of a wireless local area network, wherein the communication method of the wireless local area network for an access point side comprises the following steps: generating a wake-up message frame, wherein the wake-up message frame is used for waking up a main communication interface of a receiver of the wake-up message frame, the wake-up message frame comprises an identification information bit of a frame transmission rate mode, and the frame transmission rate mode is matched with the frame type of the wake-up message frame; and sending the wake-up message frame according to the transmission rate corresponding to the frame transmission rate mode. Through the technical scheme of the invention, the type of the wake-up message frame can be matched with the transmission rate of the wake-up message frame, so that the requirement of IEEE802.11ba is met, and the power consumption of the equipment is further saved.
Description
Technical Field
The present invention relates to the field of communications technologies, and in particular, to a communication method of a wireless local area network, a communication apparatus of the wireless local area network, and a communication device.
Background
In the year 2016, 7, IEEE (Institute of Electrical and Electronics Engineers) 802.11 has established the research group WUR (Wake Up Receiver) of the next generation Wi-Fi (Wireless Fidelity) technology, which is mainly applied in the aspect of internet of things, in order to save the power consumption of devices as much as possible, and most importantly, in order to make the devices receiving the WUR frame (wakeup frame) save the power consumption of devices as much as possible.
In addition, several rate modes are proposed through the discussion of the transmission rate of the WUR frames, 125kb/s, 250kb/s, 500kb/s, etc., and further, the definition of the type of the WUR frame is also proposed, but it is not explicitly specified what mode transmission rate is matched for different types of WUR frames. Therefore, how to match the type of the WUR frame with the transmission rate thereof to meet the requirement of ieee802.11ba, so that the device is more power-saving becomes a technical problem to be solved urgently.
Disclosure of Invention
Based on at least one of the above technical problems, the present invention provides a new communication scheme for wireless local area networks, which matches the type of wake-up message frames with the transmission rate thereof by selecting corresponding frame transmission rate modes for different types of wake-up message frames, so as to meet the requirements of ieee802.11ba and further save power consumption of devices.
In view of this, according to a first aspect of the present invention, a communication method of a wireless local area network is provided, which is used on an access point side, and the communication method of the wireless local area network includes: generating a wake-up message frame, wherein the wake-up message frame is used for waking up a main communication interface of a receiver of the wake-up message frame, the wake-up message frame comprises an identification information bit of a frame transmission rate mode, and the frame transmission rate mode is matched with the frame type of the wake-up message frame; and sending the wake-up message frame according to the transmission rate corresponding to the frame transmission rate mode.
In the technical scheme, different frame transmission rate modes are selected for the wake-up message frame according to different frame types of the wake-up message frame for matching, the identification information bit of the frame transmission rate mode is set in the wake-up message frame, and then the wake-up message frame is sent to a receiving party (namely a station) according to the transmission rate corresponding to the frame transmission rate mode so as to wake up a main communication interface of the receiving party to perform data communication with a sending party (namely an access point) of the wake-up message frame, so that the matching of the type of the wake-up message frame and the transmission rate thereof is realized, the requirement of IEEE802.11ba is met, and the power consumption of the equipment is further saved.
In the above technical solution, preferably, the wake-up message frame further includes an identification information bit of a modulation order, where the modulation order is matched with the frame transmission rate pattern.
In the technical scheme, in order to enable different types of wake-up message frames to be more matched with the corresponding frame transmission rate modes and ensure the transmission efficiency of the wake-up message frames, corresponding modulation orders can be matched for the different frame transmission rate modes, that is, identification information bits of the modulation orders are set in the wake-up message frames to modulate the transmission rate of the wake-up message frames of the corresponding types according to the modulation orders, so that the requirements of ieee802.11ba are met, and the power consumption of the equipment is further reduced.
In any of the above technical solutions, preferably, the frame type of the wake-up message frame includes: unicast message frames, multicast message frames, and broadcast message frames.
In the technical solution, the wake-up message frames are transmitted in different communication modes to form different types of frames, which specifically includes: the method realizes unicast message frames of one-to-one communication mode of a sender to a receiver, multicast message frames of one-to-one group communication mode of the sender to the receiver and broadcast message frames of one-to-all communication modes of the sender to the receiver, so that a site can receive wake-up frames in various modes to wake up a main communication interface of the site.
In any of the above technical solutions, preferably, when the wake-up message frame is a unicast message frame, configuring a frame transmission rate mode of the wake-up message frame as a first frame transmission rate mode, and adopting a first modulation order; and when the wake-up message frame is a multicast message frame or a broadcast message frame, configuring a frame transmission rate mode of the wake-up message frame as a second frame transmission rate mode, and adopting a second modulation order, wherein the transmission rate corresponding to the second frame transmission rate mode is smaller than the transmission rate corresponding to the first frame transmission rate mode, and the second modulation order is lower than the first modulation order.
In the technical scheme, considering that a unicast message frame is for enabling a specific receiver to listen and analyze a message frame, and a multicast message frame or a broadcast message frame is for enabling a plurality of or all receivers to listen and analyze a message frame, so that the type of an awake message frame is matched with a transmission rate, when the awake message frame is a unicast message frame, the awake message frame may adopt a first modulation order of a high order and adopt a first frame transmission rate mode with a larger transmission rate to transmit and send the frame, and when the awake message frame is a multicast message frame or a broadcast message frame, the awake message frame may adopt a second modulation order of a low order and adopt a second frame transmission rate mode with a smaller transmission rate to transmit and send the frame, thereby improving the transmission efficiency of the awake message frames of different types and enabling the device to save more power consumption.
In any of the above technical solutions, preferably, the communication method of the wireless local area network specifically includes: and positioning the identification information bit of the frame transmission rate mode and the identification information of the modulation order in a frame header lead code of the wake-up message frame.
In the technical scheme, identification information bits indicating frame transmission rate modes of different types of wake-up message frames and identification information of modulation orders can be specifically positioned in a frame header lead code part of the wake-up message frames so as to be convenient for a receiving party to monitor and analyze; wherein, the identification information bits of the frame transmission rate mode can be represented by two bits, different values represent different modes, and the identification information bits of the modulation order can be represented by one bit, different values represent different orders.
According to the second aspect of the present invention, there is also provided a communication apparatus of a wireless local area network, configured to be used on an access point side, the communication apparatus of the wireless local area network including: a generation module, configured to generate a wake-up message frame, where the wake-up message frame is used to wake up a main communication interface of a receiver of the wake-up message frame, and the wake-up message frame includes an identification information bit of a frame transmission rate pattern, and the frame transmission rate pattern is matched with a frame type of the wake-up message frame; and the sending module is used for sending the wake-up message frame generated by the generating module according to the transmission rate corresponding to the frame transmission rate mode.
In the technical scheme, different frame transmission rate modes are selected for the wake-up message frames according to different frame types for matching, identification information bits of the frame transmission rate modes are set in the wake-up message frames, and then the wake-up message frames are sent to a receiving party (namely a station) according to the transmission rate corresponding to the frame transmission rate modes so as to wake up a main communication interface of the receiving party to perform data communication with a sending party (namely an access point) of the wake-up message frames, so that the matching of the types and the transmission rates of the wake-up message frames is realized, the requirements of IEEE802.11ba are met, and the power consumption of equipment is further saved.
In the above technical solution, preferably, the wake-up message frame further includes an identification information bit of a modulation order, where the modulation order is matched with the frame transmission rate pattern.
In the technical scheme, in order to enable different types of wake-up message frames to be more matched with the corresponding frame transmission rate modes and ensure the transmission efficiency of the wake-up message frames, corresponding modulation orders can be matched for the different frame transmission rate modes, that is, identification information bits of the modulation orders are set in the wake-up message frames to modulate the transmission rate of the wake-up message frames of the corresponding types according to the modulation orders, so that the requirements of ieee802.11ba are met, and the power consumption of the equipment is further reduced.
In any of the above technical solutions, preferably, the frame type of the wake-up message frame includes: unicast message frames, multicast message frames, and broadcast message frames.
In the technical solution, the wake-up message frames are transmitted in different communication modes to form different types of frames, which specifically includes: the method realizes unicast message frames of one-to-one communication mode of a sender to a receiver, multicast message frames of one-to-one group communication mode of the sender to the receiver and broadcast message frames of one-to-all communication modes of the sender to the receiver, so that a site can receive wake-up frames in various modes to wake up a main communication interface of the site.
In any one of the above technical solutions, preferably, the generating module is specifically configured to: when the wake-up message frame is a unicast message frame, configuring a frame transmission rate mode of the wake-up message frame as a first frame transmission rate mode, and adopting a first modulation order; and when the wake-up message frame is a multicast message frame or a broadcast message frame, configuring a frame transmission rate mode of the wake-up message frame as a second frame transmission rate mode, and adopting a second modulation order, wherein the transmission rate corresponding to the second frame transmission rate mode is smaller than the transmission rate corresponding to the first frame transmission rate mode, and the second modulation order is lower than the first modulation order.
In the technical scheme, considering that a unicast message frame is for enabling a specific receiver to listen and analyze a message frame, and a multicast message frame or a broadcast message frame is for enabling a plurality of or all receivers to listen and analyze a message frame, so that the type of an awake message frame is matched with a transmission rate, when the awake message frame is a unicast message frame, the awake message frame may adopt a first modulation order of a high order and adopt a first frame transmission rate mode with a larger transmission rate to transmit and send the frame, and when the awake message frame is a multicast message frame or a broadcast message frame, the awake message frame may adopt a second modulation order of a low order and adopt a second frame transmission rate mode with a smaller transmission rate to transmit and send the frame, thereby improving the transmission efficiency of the awake message frames of different types and enabling the device to save more power consumption.
In any one of the above technical solutions, preferably, the generating module is specifically configured to: and positioning the identification information bit of the frame transmission rate mode and the identification information of the modulation order in a frame header lead code of the wake-up message frame.
In the technical scheme, identification information bits indicating frame transmission rate modes of different types of wake-up message frames and identification information of modulation orders can be specifically positioned in a frame header lead code part of the wake-up message frames so as to be convenient for a receiving party to monitor and analyze; wherein the identification information bits of the frame transmission rate mode can be represented by two bits, different values representing different modes, and the identification information bits of the modulation order can be represented by one bit, different values representing different orders.
According to the third aspect of the present invention, there is further provided a communication method of a wireless local area network, where the communication method of the wireless local area network is used on a station side, and the communication method of the wireless local area network includes: receiving a wake-up message frame, wherein the wake-up message frame comprises an identification information bit of a frame transmission rate mode, and the frame transmission rate mode is matched with the frame type of the wake-up message frame; and awakening a main communication interface of the station according to the awakening message frame so as to receive the downlink cache data.
In the technical scheme, a corresponding wake-up message frame is intercepted and received according to a frame transmission rate mode matched with the frame type of the wake-up message frame, specifically, the wake-up message frame comprises an identification information bit of the frame transmission rate mode, so that the corresponding wake-up message frame is analyzed, a main communication interface of a station is awakened, and a downlink data cached by an access point (namely a sender) is timely received by the main communication interface of the station for data communication, thereby realizing the matching of the type of the wake-up message frame and the transmission rate thereof, meeting the requirements of IEEE802.11ba and leading the equipment to save more power consumption; wherein the wake-up message frame is received through the secondary communication interface of the station (i.e., the receiving party).
In the above technical solution, preferably, the wake-up message frame further includes an identification information bit of a modulation order, and the modulation order is matched with the frame transmission rate mode.
In the technical scheme, in order to enable different types of wake-up message frames to be more matched with the corresponding frame transmission rate modes, the different frame transmission rate modes are matched with corresponding modulation orders, namely, the wake-up message frames contain identification information bits of the modulation orders, and when the matching of the types of the wake-up message frames and the modulation orders is realized, the transmission efficiency of the wake-up message frames can be ensured by monitoring, receiving and analyzing the wake-up message frames transmitted at the transmission rate modulated according to the matched modulation orders, so that the requirements of IEEE802.11ba are met, and the power consumption of the equipment is further reduced.
According to a fourth aspect of the present invention, there is provided a communication apparatus of a wireless local area network, configured to be used on a station side, the communication apparatus of the wireless local area network including: a receiving module, configured to receive a wake-up message frame, where the wake-up message frame includes an identification information bit of a frame transmission rate pattern, and the frame transmission rate pattern is matched with a frame type of the wake-up message frame; and the processing module is used for awakening a main communication interface of the station according to the awakening message frame received by the receiving module so as to receive downlink cache data.
In the technical scheme, a corresponding wake-up message frame is intercepted and received according to a frame transmission rate mode matched with the frame type of the wake-up message frame, specifically, the wake-up message frame comprises an identification information bit of the frame transmission rate mode, so that the corresponding wake-up message frame is analyzed, a main communication interface of a station is awakened, and a downlink data cached by an access point (namely a sender) is timely received by the main communication interface of the station for data communication, so that the matching of the type of the wake-up message frame and the transmission rate of the wake-up message frame is realized, the requirement of IEEE802.11ba is met, and the power consumption of equipment is further saved; wherein the wake-up message frame is received through a secondary communication interface of the station (i.e., the receiving party).
In the above technical solution, preferably, the wake-up message frame further includes an identification information bit of a modulation order, and the modulation order is matched with the frame transmission rate mode.
In the technical scheme, in order to enable different types of wake-up message frames to be more matched with the corresponding frame transmission rate modes, the different frame transmission rate modes are matched with corresponding modulation orders, namely, the wake-up message frames contain identification information bits of the modulation orders, and when the matching of the types of the wake-up message frames and the modulation orders is realized, the transmission efficiency of the wake-up message frames can be ensured by monitoring, receiving and analyzing the wake-up message frames transmitted at the transmission rate modulated according to the matched modulation orders, so that the requirements of IEEE802.11ba are met, and the power consumption of the equipment is further reduced.
According to a fifth aspect of the present invention, there is also provided a communication device, comprising: a communication device of a wireless local area network according to any one of the above-described second aspect; and/or a communication device of a wireless local area network as described in any of the above fourth aspects.
According to the technical scheme, the types of the wake-up message frames are matched with the transmission rate of the wake-up message frames by selecting the corresponding frame transmission rate modes for the different types of wake-up message frames, so that the requirements of IEEE802.11ba are met, and the power consumption of the equipment is further saved.
Drawings
Fig. 1 is a flowchart illustrating a communication method of a wireless local area network according to a first embodiment of the present invention;
fig. 2 shows a schematic block diagram of a communication apparatus of a wireless local area network of a first embodiment of the present invention;
fig. 3 is a flowchart illustrating a communication method of a wireless lan according to a second embodiment of the present invention;
fig. 4 shows a schematic block diagram of a communication apparatus of a wireless local area network according to a second embodiment of the present invention.
Detailed Description
In order that the above objects, features and advantages of the present invention can be more clearly understood, a more particular description of the invention will be rendered by reference to the appended drawings. It should be noted that the embodiments and features of the embodiments of the present application may be combined with each other without conflict.
In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, however, the present invention may be practiced in other ways than those specifically described herein, and therefore the scope of the present invention is not limited by the specific embodiments disclosed below.
Fig. 1 is a flowchart illustrating a communication method of a wireless local area network according to a first embodiment of the present invention.
As shown in fig. 1, the communication method for the wireless local area network at the access point side according to the present invention specifically includes the following steps:
And step 104, sending the wake-up message frame according to the transmission rate corresponding to the frame transmission rate mode.
In this embodiment, different frame transmission rate modes are selected for the wake-up message frame according to different frame types of the wake-up message frame for matching, an identification information bit of the frame transmission rate mode is set in the wake-up message frame, and then the wake-up message frame is sent to a receiving party (i.e., a station) according to a transmission rate corresponding to the frame transmission rate mode to wake up a main communication interface of the receiving party to perform data communication with a sending party (i.e., an access point) of the wake-up message frame, so that matching of the type of the wake-up message frame and the transmission rate thereof is realized, requirements of ieee802.11ba are met, and power consumption of the device is further saved.
Further, in the above embodiment, the wake-up message frame further includes an identification information bit of a modulation order, where the modulation order matches with the frame transmission rate pattern.
In this embodiment, in order to make different types of wake-up message frames more matched with their corresponding frame transmission rate patterns and ensure the transmission efficiency of the wake-up message frames, corresponding modulation orders may be matched for the different frame transmission rate patterns, that is, an identification information bit of the modulation order is set in the wake-up message frame to modulate the transmission rate of the wake-up message frame of the corresponding type according to the modulation order, so as to meet the requirement of ieee802.11ba, and make the device more power-saving.
Further, for any of the above embodiments, in the communication method of the wireless local area network of the present invention, the identification information bit of the frame transmission rate mode and the identification information of the modulation order are located in a frame header Preamble (Preamble) of the wakeup message frame.
That is to say, the identification information bits indicating the frame transmission rate modes of different types of wake-up message frames and the identification information of the modulation order may be specifically located in the frame header preamble part of the wake-up message frame, so as to facilitate the listening and parsing by the receiving party; wherein, the identification information bit of the frame transmission rate mode can be represented by two bits, and different values represent different modes, such as "00" for higher transmission rate and "01" for lower transmission rate; and the identification information bit of the modulation order can be represented by one bit, and different values represent different orders, for example, "0" represents high order modulation, and "1" represents low order modulation.
Further, in any of the above embodiments, the frame type of the wake-up message frame includes: unicast message frames, multicast message frames, and broadcast message frames.
In this embodiment, the wakeup message frame is transmitted in different communication modes to form different types of frames, which specifically includes: the method realizes unicast message frames of one-to-one communication mode of a sender to a receiver, multicast message frames of one-to-one group communication mode of the sender to the receiver and broadcast message frames of one-to-all communication modes of the sender to the receiver, so that the receiver can receive wake-up frames in various modes to wake up a main communication interface of the receiver.
Further, in any of the above embodiments, when the wake-up message frame is a unicast message frame, configuring a frame transmission rate mode of the wake-up message frame as a first frame transmission rate mode, and adopting a first modulation order; and when the wake-up message frame is a multicast message frame or a broadcast message frame, configuring a frame transmission rate mode of the wake-up message frame as a second frame transmission rate mode, and adopting a second modulation order, wherein the transmission rate corresponding to the second frame transmission rate mode is smaller than the transmission rate corresponding to the first frame transmission rate mode, and the second modulation order is lower than the first modulation order.
In this embodiment, considering that the unicast message frame is for enabling a specific receiver to listen and parse the message frame, and the multicast message frame or the broadcast message frame is for enabling a plurality of or all of the receivers to listen and parse the message frame, in order to match the type of the wake-up message frame with the transmission rate, when the wake-up message frame is the unicast message frame, the wake-up message frame may adopt a first modulation order of a high order and adopt a first frame transmission rate mode with a larger transmission rate to transmit the frame, and when the wake-up message frame is the multicast message frame or the broadcast message frame, the wake-up message frame may adopt a second modulation order of a low order and adopt a second frame transmission rate mode with a smaller transmission rate to transmit the frame, thereby improving transmission efficiency of different types of wake-up message frames and enabling the device to save power consumption.
Specifically, for example, the transmission rate corresponding to the first frame transmission rate mode may be 250kb/s, and the transmission rate corresponding to the second frame transmission rate mode may be 125kb/s; for another example, the transmission rate corresponding to the first frame transmission rate mode may be 500kb/s, and the transmission rate corresponding to the second frame transmission rate mode may be 125kb/s or 250kb/s; the high-order Modulation corresponding to the first Modulation order matching the first frame transmission rate mode may be QPSK (Quadrature Phase Shift Keying) Modulation or QAM (Quadrature Amplitude Modulation), and the low-order Modulation corresponding to the second Modulation order matching the second frame transmission rate mode may be BPSK (Binary Phase Shift Keying).
The main body of the communication method shown in fig. 1 may be an access point device in a network formed by an access point and a station, such as a router or a server with a Wi-Fi interface.
Fig. 2 shows a schematic block diagram of a communication apparatus of a wireless local area network according to a first embodiment of the present invention.
As shown in fig. 2, a communication apparatus 20 for an access point side wireless lan according to the present invention includes: a generation module 202 and a sending module 204.
The generating module 202 is configured to generate a wake-up message frame, where the wake-up message frame is used to wake up a main communication interface of a receiver of the wake-up message frame, where the wake-up message frame includes an identification information bit of a frame transmission rate pattern, and the frame transmission rate pattern is matched with a frame type of the wake-up message frame; the sending module 204 is configured to send the wake-up message frame generated by the generating module 202 according to a transmission rate corresponding to the frame transmission rate mode.
In this embodiment, different frame transmission rate modes are selected for the wake-up message frame according to different frame types of the wake-up message frame for matching, an identification information bit of the frame transmission rate mode is set in the wake-up message frame, and then the wake-up message frame is sent to a receiving party (i.e., a station) according to a transmission rate corresponding to the frame transmission rate mode to wake up a main communication interface of the receiving party to perform data communication with a sending party (i.e., an access point) of the wake-up message frame, so that matching of the type of the wake-up message frame and the transmission rate thereof is realized, requirements of ieee802.11ba are met, and power consumption of the device is further saved.
Further, in the above embodiment, the wake-up message frame further includes an identification information bit of a modulation order, where the modulation order is matched with the frame transmission rate pattern.
In this embodiment, in order to enable different types of wake-up message frames to be more matched with their corresponding frame transmission rate modes and ensure the transmission efficiency of the wake-up message frames, corresponding modulation orders may be matched for different frame transmission rate modes, that is, an identification information bit of a modulation order is set in a wake-up message frame to modulate the transmission rate of the wake-up message frame of a corresponding type according to the modulation order, so as to meet the requirements of ieee802.11ba, and enable the device to save power consumption more.
Further, for any of the above embodiments, in the communication method of the wireless local area network of the present invention, the identification information bit of the frame transmission rate mode and the identification information of the modulation order are located in a frame header Preamble (Preamble) of the wakeup message frame.
That is to say, the identification information bits indicating the frame transmission rate modes of different types of wake-up message frames and the identification information of the modulation order may be specifically located in the frame header preamble part of the wake-up message frame, so as to facilitate the listening and parsing by the receiving party; wherein, the identification information bit of the frame transmission rate mode can be represented by two bits, and different values represent different modes, such as "00" for higher transmission rate and "01" for lower transmission rate; and the identification information bit of the modulation order can be represented by one bit, and different values represent different orders, for example, "0" represents high order modulation, and "1" represents low order modulation.
Further, in any of the above embodiments, the frame type of the wake-up message frame includes: unicast message frames, multicast message frames, and broadcast message frames.
In this embodiment, the wakeup message frame is transmitted in different communication modes to form different types of frames, which specifically includes: the method realizes unicast message frames of one-to-one communication mode of a sender to a receiver, multicast message frames of one-to-one group communication mode of the sender to the receiver and broadcast message frames of one-to-all communication modes of the sender to the receiver, so that the receiver can receive wake-up frames in various modes to wake up a main communication interface of the receiver.
Further, in any of the above embodiments, the generating module 202 is specifically configured to: when the wake-up message frame is a unicast message frame, configuring a frame transmission rate mode of the wake-up message frame as a first frame transmission rate mode, and adopting a first modulation order; and when the wake-up message frame is a multicast message frame or a broadcast message frame, configuring a frame transmission rate mode of the wake-up message frame as a second frame transmission rate mode, and adopting a second modulation order, wherein the transmission rate corresponding to the second frame transmission rate mode is smaller than the transmission rate corresponding to the first frame transmission rate mode, and the second modulation order is lower than the first modulation order.
In this embodiment, considering that the unicast message frame is for enabling a specific receiver to listen and parse the message frame, and the multicast message frame or the broadcast message frame is for enabling a plurality of or all of the receivers to listen and parse the message frame, in order to match the type of the wake-up message frame with the transmission rate, when the wake-up message frame is the unicast message frame, the wake-up message frame may adopt a first modulation order of a high order and adopt a first frame transmission rate mode with a larger transmission rate to transmit the frame, and when the wake-up message frame is the multicast message frame or the broadcast message frame, the wake-up message frame may adopt a second modulation order of a low order and adopt a second frame transmission rate mode with a smaller transmission rate to transmit the frame, thereby improving transmission efficiency of different types of wake-up message frames and enabling the device to save power consumption.
Specifically, for example, the transmission rate corresponding to the first frame transmission rate mode may be 250kb/s, and the transmission rate corresponding to the second frame transmission rate mode may be 125kb/s; for another example, the transmission rate corresponding to the first frame transmission rate mode may be 500kb/s, and the transmission rate corresponding to the second frame transmission rate mode may be 125kb/s or 250kb/s; the high-order modulation corresponding to the first modulation order matched with the first frame transmission rate mode may be QPSK modulation or QAM, and the low-order modulation corresponding to the second modulation order matched with the second frame transmission rate mode may be BPSK.
In a specific implementation, the transmitting module 204 may be a transmitter or an antenna, etc.; the generating module 202 may be a central processor or a baseband processor, etc.
Fig. 3 is a flowchart illustrating a communication method of a wireless lan according to a second embodiment of the present invention.
As shown in fig. 3, according to the communication method for the wireless local area network on the station side in the embodiment of the present invention, the communication method for the wireless local area network specifically includes the following steps:
And 304, waking up a main communication interface of the station according to the wake-up message frame to receive the downlink cache data.
In this embodiment, a corresponding wake-up message frame is intercepted and received according to a frame transmission rate mode matched with a frame type of the wake-up message frame, and specifically, the wake-up message frame includes an identification information bit of the frame transmission rate mode thereof, so as to analyze the corresponding wake-up message frame and wake up a main communication interface of a station to timely receive downlink data buffered by an access point (i.e., a sender) for data communication, thereby realizing matching of the type of the wake-up message frame and the transmission rate thereof, meeting the requirements of ieee802.11ba, and enabling the device to save more power consumption; wherein the wake-up message frame is received through a secondary communication interface of the station (i.e., the receiving party).
Further, in the above embodiment, the wake-up message frame further includes an identification information bit of a modulation order, where the modulation order matches with the frame transmission rate pattern.
In this embodiment, in order to enable different types of wake-up message frames to be more matched with their corresponding frame transmission rate modes, different frame transmission rate modes are matched with corresponding modulation orders, that is, an identification information bit containing a modulation order is included in a wake-up message frame, and while the matching between the type of the wake-up message frame and the modulation order is achieved, by listening, receiving, and analyzing the wake-up message frame transmitted at a transmission rate modulated according to the matched modulation order, the transmission efficiency of the wake-up message frame can be ensured, thereby meeting the requirements of ieee802.11ba and enabling the device to save power consumption more.
Further, for any of the above embodiments, in the communication method of the wireless local area network of the present invention, the identification information bit of the frame transmission rate mode and the identification information bit of the modulation order are located in a frame header Preamble (Preamble) of the wake-up message frame.
That is, identification information bits specifically indicating frame transmission rate modes and modulation orders of different types of wake-up message frames may be placed in a header preamble portion of the wake-up message frame to facilitate interception and resolution; wherein, the identification information bit of the frame transmission rate mode can be represented by two bits, and different values represent different modes, such as "00" for higher transmission rate and "01" for lower transmission rate; the identification information bits of modulation orders can be represented by one bit, and different values represent different orders, for example, "0" represents high order modulation and "1" represents low order modulation.
Further, in any of the above embodiments, the frame type of the wake-up message frame includes: unicast message frames, multicast message frames, and broadcast message frames.
In this embodiment, the wakeup message frame is transmitted in different communication modes to form different types of frames, which specifically includes: the method realizes unicast message frames of one-to-one communication mode of a sender to a receiver, multicast message frames of one-to-one group communication mode of the sender to the receiver and broadcast message frames of one-to-all communication modes of the sender to the receiver, so that the receiver can receive wake-up frames in various modes to wake up a main communication interface of the receiver.
Further, in any of the above embodiments, when the wake-up message frame is a unicast message frame, the frame transmission rate mode of the wake-up message frame is a first frame transmission rate mode, and a first modulation order is adopted; and when the wake-up message frame is a multicast message frame or a broadcast message frame, the frame transmission rate mode of the wake-up message frame is a second frame transmission rate mode and adopts a second modulation order, wherein the transmission rate corresponding to the second frame transmission rate mode is smaller than the transmission rate corresponding to the first frame transmission rate mode, and the second modulation order is lower than the first modulation order.
In this embodiment, considering that the unicast message frame is for enabling a specific receiver to listen and parse the message frame, and the multicast message frame or the broadcast message frame is for enabling a plurality of or all of the receivers to listen and parse the message frame, in order to match the type of the wake-up message frame with the transmission rate, when the wake-up message frame is the unicast message frame, the wake-up message frame may adopt a first modulation order of a high order and adopt a first frame transmission rate mode with a larger transmission rate to transmit the frame, and when the wake-up message frame is the multicast message frame or the broadcast message frame, the wake-up message frame may adopt a second modulation order of a low order and adopt a second frame transmission rate mode with a smaller transmission rate to transmit the frame, thereby improving transmission efficiency of different types of wake-up message frames and enabling the device to save power consumption.
Specifically, for example, the transmission rate corresponding to the first frame transmission rate mode may be 250kb/s, and the transmission rate corresponding to the second frame transmission rate mode may be 125kb/s; for another example, the transmission rate corresponding to the first frame transmission rate mode may be 500kb/s, and the transmission rate corresponding to the second frame transmission rate mode may be 125kb/s or 250kb/s; the high-order modulation corresponding to the first modulation order matched with the first frame transmission rate mode may be QPSK modulation or QAM, and the low-order modulation corresponding to the second modulation order matched with the second frame transmission rate mode may be BPSK.
The main body of the communication method shown in fig. 3 may be a station device in a network formed by an access point and a station, such as a smart phone or a PDA (Personal Digital Assistant).
The interface for the station device to receive the wakeup frame is a secondary communication interface, and the purpose of receiving the wakeup frame is to wake up a primary communication interface of the station device for performing communication so as to obtain the downlink data frame buffered by the access point device.
Fig. 4 is a schematic block diagram showing a communication apparatus of a wireless lan according to a second embodiment of the present invention.
As shown in fig. 4, a communication apparatus 40 for a wireless local area network on a station side according to an embodiment of the present invention, the communication apparatus 40 for a wireless local area network includes: a receiving module 402 and a processing module 404.
The receiving module 402 is configured to receive a wake-up message frame, where the wake-up message frame includes an identification information bit of a frame transmission rate pattern, and the frame transmission rate pattern is matched with a frame type of the wake-up message frame; the processing module 404 is configured to wake up a primary communication interface of a station according to the wake-up message frame received by the receiving module 402, so as to receive downlink cache data.
In this embodiment, a corresponding wake-up message frame is intercepted and received according to a frame transmission rate mode matched with a frame type of the wake-up message frame, and specifically, the wake-up message frame includes an identification information bit of the frame transmission rate mode thereof, so as to analyze the corresponding wake-up message frame and wake up a main communication interface of a station to timely receive downlink data buffered by an access point (i.e., a sender) for data communication, thereby realizing matching of the type of the wake-up message frame and the transmission rate thereof, meeting the requirements of ieee802.11ba, and enabling the device to save more power consumption; wherein the wake-up message frame is received through the secondary communication interface of the station (i.e., the receiving party).
Further, in the above embodiment, the wake-up message frame further includes an identification information bit of a modulation order, where the modulation order is matched with the frame transmission rate pattern.
In this embodiment, in order to enable different types of wake-up message frames to be more matched with their corresponding frame transmission rate modes, different frame transmission rate modes are matched with corresponding modulation orders, that is, an identification information bit containing a modulation order is included in a wake-up message frame, and while the matching between the type of the wake-up message frame and the modulation order is achieved, by listening, receiving, and analyzing the wake-up message frame transmitted at a transmission rate modulated according to the matched modulation order, the transmission efficiency of the wake-up message frame can be ensured, thereby meeting the requirements of ieee802.11ba and enabling the device to save power consumption more.
Further, for any of the above embodiments, in the communication method of the wireless local area network of the present invention, the identification information bit of the frame transmission rate mode and the identification information bit of the modulation order are located in a frame header Preamble (Preamble) of the wakeup message frame.
That is, identification information bits specifically indicating frame transmission rate modes and modulation orders of different types of wake-up message frames may be placed in a header preamble portion of the wake-up message frame for listening and parsing; wherein, the identification information bit of the frame transmission rate mode can be represented by two bits, and different values represent different modes, such as "00" for higher transmission rate and "01" for lower transmission rate; and the identification information bit of the modulation order can be represented by one bit, and different values represent different orders, for example, "0" represents high order modulation, and "1" represents low order modulation.
Further, in any of the above embodiments, the frame type of the wake-up message frame includes: unicast message frames, multicast message frames, and broadcast message frames.
In this embodiment, the wake-up message frames are transmitted in different communication modes to form different types of frames, which specifically includes: the method realizes unicast message frames of one-to-one communication mode of a sender to a receiver, one-to-one group multicast message frames of one-to-one communication mode of the sender to the receiver and one-to-all broadcast message frames of all communication modes of the sender to the receiver, so that the receiver can receive the wake-up frames in various modes to wake up the main communication interface of the receiver.
Further, in any of the above embodiments, when the wake-up message frame is a unicast message frame, the frame transmission rate mode of the wake-up message frame is a first frame transmission rate mode, and a first modulation order is adopted; and when the wake-up message frame is a multicast message frame or a broadcast message frame, the frame transmission rate mode of the wake-up message frame is a second frame transmission rate mode and adopts a second modulation order, wherein the transmission rate corresponding to the second frame transmission rate mode is smaller than the transmission rate corresponding to the first frame transmission rate mode, and the second modulation order is lower than the first modulation order.
In this embodiment, considering that the unicast message frame is for enabling a specific receiver to listen and parse the message frame, and the multicast message frame or the broadcast message frame is for enabling a plurality of or all of the receivers to listen and parse the message frame, in order to match the type of the wake-up message frame with the transmission rate, when the wake-up message frame is a unicast message frame, the wake-up message frame may use a first modulation order with a high order and transmit the frame in a first frame transmission rate mode with a high transmission rate, and when the wake-up message frame is a multicast message frame or a broadcast message frame, the wake-up message frame may use a second modulation order with a low order and transmit the frame in a second frame transmission rate mode with a low transmission rate, thereby improving transmission efficiency of different types of wake-up message frames and enabling the device to save power consumption even more.
Specifically, for example, the transmission rate corresponding to the first frame transmission rate mode may be 250kb/s, and the transmission rate corresponding to the second frame transmission rate mode may be 125kb/s; for another example, the transmission rate corresponding to the first frame transmission rate mode may be 500kb/s, and the transmission rate corresponding to the second frame transmission rate mode may be 125kb/s or 250kb/s; the high-order modulation corresponding to the first modulation order matched with the first frame transmission rate mode may be QPSK modulation or QAM, and the low-order modulation corresponding to the second modulation order matched with the second frame transmission rate mode may be BPSK.
In a specific implementation, the receiving module 402 may be a receiver, an antenna, or the like, and the processing module 404 may be a signal processor, a central processing unit, a baseband processor, or the like.
The present invention also provides a communication device, comprising: a communication device 20 of a wireless local area network as shown in fig. 2; and/or a communication device 40 of a wireless local area network as shown in fig. 4.
The technical scheme of the invention is described in detail in the above with reference to the accompanying drawings, and the type of the wake-up message frame is matched with the transmission rate thereof by selecting the corresponding frame transmission rate mode for different types of wake-up message frames, so as to meet the requirement of IEEE802.11ba, and enable the equipment to save more power consumption.
In the technical solutions of the present invention, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and specific meanings of the above terms in the disclosed embodiments may be understood according to specific situations by those of ordinary skill in the art.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (11)
1. A communication method of a wireless local area network, which is used on an access point side, wherein the communication method of the wireless local area network comprises:
generating a wake-up message frame, wherein the wake-up message frame is used for waking up a main communication interface of a receiver of the wake-up message frame, and the wake-up message frame comprises an identification information bit of a frame transmission rate mode, and the frame transmission rate mode is matched with the frame type of the wake-up message frame;
sending the wake-up message frame according to the transmission rate corresponding to the frame transmission rate mode;
the wake-up message frame further comprises identification information bits of a modulation order, wherein the modulation order is matched with the frame transmission rate mode.
2. The communication method of the wireless local area network according to claim 1, wherein the frame type of the wake-up message frame comprises: unicast message frames, multicast message frames, and broadcast message frames.
3. The communication method of the wireless local area network according to claim 2,
when the wake-up message frame is a unicast message frame, configuring a frame transmission rate mode of the wake-up message frame as a first frame transmission rate mode, and adopting a first modulation order;
and when the wake-up message frame is a multicast message frame or a broadcast message frame, configuring a frame transmission rate mode of the wake-up message frame as a second frame transmission rate mode, and adopting a second modulation order, wherein the transmission rate corresponding to the second frame transmission rate mode is smaller than the transmission rate corresponding to the first frame transmission rate mode, and the second modulation order is lower than the first modulation order.
4. The communication method of the wireless local area network according to any one of claims 1 to 3, specifically comprising: and positioning the identification information bit of the frame transmission rate mode and the identification information of the modulation order in a frame header lead code of the wake-up message frame.
5. A communication method of a wireless local area network, which is used for a station side, wherein the communication method of the wireless local area network comprises:
receiving a wake-up message frame, wherein the wake-up message frame comprises an identification information bit of a frame transmission rate mode, and the frame transmission rate mode is matched with the frame type of the wake-up message frame;
awakening a main communication interface of the station according to the awakening message frame so as to receive downlink cache data;
the wake-up message frame further comprises identification information bits of a modulation order, and the modulation order is matched with the frame transmission rate mode.
6. A communication apparatus of a wireless local area network, configured to be used on an access point side, the communication apparatus of the wireless local area network comprising:
a generation module, configured to generate a wake-up message frame, where the wake-up message frame is used to wake up a main communication interface of a receiver, and the wake-up message frame includes an identification information bit of a frame transmission rate mode, and the frame transmission rate mode is matched with a frame type of the wake-up message frame;
a sending module, configured to send the wake-up message frame generated by the generating module according to a transmission rate corresponding to the frame transmission rate mode;
the wake-up message frame further comprises an identification information bit of a modulation order, wherein the modulation order is matched with the frame transmission rate mode.
7. The apparatus of claim 6, wherein the frame type of the wake-up message frame comprises: unicast message frames, multicast message frames, and broadcast message frames.
8. The wlan communication device according to claim 7, wherein the generating module is specifically configured to:
when the wake-up message frame is a unicast message frame, configuring a frame transmission rate mode of the wake-up message frame as a first frame transmission rate mode, and adopting a first modulation order;
and when the wake-up message frame is a multicast message frame or a broadcast message frame, configuring a frame transmission rate mode of the wake-up message frame as a second frame transmission rate mode, and adopting a second modulation order, wherein the transmission rate corresponding to the second frame transmission rate mode is smaller than the transmission rate corresponding to the first frame transmission rate mode, and the second modulation order is lower than the first modulation order.
9. The apparatus according to any of claims 6 to 8, wherein the generating module is specifically configured to:
and positioning the identification information bit of the frame transmission rate mode and the identification information of the modulation order in a frame header lead code of the wake-up message frame.
10. A communication apparatus of a wireless local area network, configured to be used on a station side, the communication apparatus of the wireless local area network comprising:
a receiving module, configured to receive a wake-up message frame, where the wake-up message frame includes an identification information bit of a frame transmission rate pattern, and the frame transmission rate pattern is matched with a frame type of the wake-up message frame;
the processing module is used for awakening a main communication interface of the station according to the awakening message frame received by the receiving module so as to receive downlink cache data;
the wake-up message frame further comprises identification information bits of a modulation order, and the modulation order is matched with the frame transmission rate mode.
11. A communication device, comprising:
communication means of a wireless local area network according to any one of claims 6 to 9; and/or
Communication device of a wireless local area network according to claim 10.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710304944.1A CN108810999B (en) | 2017-05-03 | 2017-05-03 | Communication method, communication device and communication equipment of wireless local area network |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710304944.1A CN108810999B (en) | 2017-05-03 | 2017-05-03 | Communication method, communication device and communication equipment of wireless local area network |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108810999A CN108810999A (en) | 2018-11-13 |
| CN108810999B true CN108810999B (en) | 2022-12-09 |
Family
ID=64053598
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710304944.1A Active CN108810999B (en) | 2017-05-03 | 2017-05-03 | Communication method, communication device and communication equipment of wireless local area network |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108810999B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109788533B (en) * | 2017-11-15 | 2022-03-29 | 珠海市魅族科技有限公司 | Communication method and communication device, access point equipment and station equipment |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1756252A (en) * | 2004-09-30 | 2006-04-05 | 中兴通讯股份有限公司 | WLAN multi-rate self-adaptive transmission method |
| CN101110815A (en) * | 2006-07-17 | 2008-01-23 | 中兴通讯股份有限公司 | Method for multi-velocity self-adapting transfer in wireless local area network |
| CN104301973A (en) * | 2014-10-30 | 2015-01-21 | 西安电子科技大学 | Fast association wakeup method of wireless body area network |
| CN105052209A (en) * | 2013-02-28 | 2015-11-11 | 高通股份有限公司 | Polling beacon |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2015191044A1 (en) * | 2014-06-10 | 2015-12-17 | Hewlett-Packard Development Company, L.P. | Wake up message transmission rate |
| US9974023B2 (en) * | 2015-09-25 | 2018-05-15 | Intel Corporation | Apparatus, system and method of communicating a wakeup packet |
-
2017
- 2017-05-03 CN CN201710304944.1A patent/CN108810999B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1756252A (en) * | 2004-09-30 | 2006-04-05 | 中兴通讯股份有限公司 | WLAN multi-rate self-adaptive transmission method |
| CN101110815A (en) * | 2006-07-17 | 2008-01-23 | 中兴通讯股份有限公司 | Method for multi-velocity self-adapting transfer in wireless local area network |
| CN105052209A (en) * | 2013-02-28 | 2015-11-11 | 高通股份有限公司 | Polling beacon |
| CN104301973A (en) * | 2014-10-30 | 2015-01-21 | 西安电子科技大学 | Fast association wakeup method of wireless body area network |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108810999A (en) | 2018-11-13 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102204362B (en) | For using message instruction head to carry out the method and system of power saving | |
| CN101682875B (en) | Methods for transmitting system information bit streams and communication apparatuses utilizing the same | |
| CN107969028B (en) | Communication method, communication device, access point and station of wireless local area network | |
| CN103763742A (en) | Wireless local area network communication method and equipment | |
| CN107809788A (en) | Communication means, communicator and the communication equipment of WLAN | |
| CN109041179A (en) | Communication means and communication device, the communication equipment of WLAN | |
| CN107809789B (en) | Communication method, communication device, access point and station of wireless local area network | |
| CN102752086B (en) | Data communication equipment and data communications method | |
| CN108738110B (en) | Communication method, communication device and communication equipment of wireless local area network | |
| CN102711228A (en) | Data communication device and method | |
| CN108810999B (en) | Communication method, communication device and communication equipment of wireless local area network | |
| CN108513341B (en) | Communication method, communication device and communication terminal of wireless local area network | |
| WO2015135430A1 (en) | Data transmission method and communication device | |
| CN109151956B (en) | Communication method, communication device and communication equipment of wireless local area network | |
| CN109756956B (en) | Communication method and communication device, access point equipment and station equipment | |
| US20200178177A1 (en) | Method and device for transmitting or receiving wake-up packet in wireless lan system | |
| CN109699061B (en) | Communication method and communication device, access point equipment and station equipment | |
| CN109429299A (en) | Communication means and communication device, the communication equipment of WLAN | |
| CN108810825B (en) | Communication method, communication device and communication equipment of wireless local area network | |
| CN109041178B (en) | Communication method, communication device and communication equipment of wireless local area network | |
| CN109041176B (en) | Communication method, communication device and communication equipment of wireless local area network | |
| CN109729569B (en) | Communication method and communication device, access point equipment and station equipment | |
| CN108712775B (en) | Communication method and communication device, access point equipment and station equipment | |
| CN109219154B (en) | Communication method, communication device and communication equipment of wireless local area network | |
| CN109756957B (en) | Communication method and communication device, access point equipment and station equipment |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |