CN108810999A - Communication means, communication device and the communication equipment of WLAN - Google Patents
Communication means, communication device and the communication equipment of WLAN Download PDFInfo
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- CN108810999A CN108810999A CN201710304944.1A CN201710304944A CN108810999A CN 108810999 A CN108810999 A CN 108810999A CN 201710304944 A CN201710304944 A CN 201710304944A CN 108810999 A CN108810999 A CN 108810999A
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- frame
- transmission rate
- message frame
- wakeup message
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Classifications
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- 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
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- 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
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- 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 present invention provides a kind of communication means of WLAN, communication device and communication equipments, wherein the communication means of the WLAN for access point side includes：Wakeup message frame is generated, the wakeup message frame is used to wake up the principal communication interface of its recipient, wherein the frame type matching of the identifier information bit comprising frame transmission rate pattern and the frame transmission rate pattern and the wakeup message frame in the wakeup message frame；The wakeup message frame is sent according to the corresponding transmission rate of the frame transmission rate pattern.Technical solution through the invention can make the type of wake-up message frame match with its transmission rate, to meet the needs of IEEE802.11ba so that equipment more saves power consumption.
Description
Technical field
The present invention relates to field of communication technology, in particular to the communication means of WLAN, WLAN
Communication device and communication equipment.
Background technology
In July, 2016, IEEE (Institute of Electrical and Electronics Engineers, electricity
Gas and Electronic Engineering Association) 802.11 set up next-generation Wi-Fi (Wireless Fidelity, Wireless Fidelity) technology
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, most importantly in order to make the equipment for receiving WUR frames (wake-up association) as much as possible save the power consumption of equipment.
In addition, passing through the discussion of the transmission rate to WUR frames, it is proposed that several rate modes, 125kb/s, 250kb/s and
500kb/s etc., and, it is also proposed that the type of WUR frames is defined, but which kind of mould matched for different types of WUR frames
The transmission rate of formula not clear stipulaties.Therefore, the type of WUR frames how is made to be matched with its transmission rate, to meet
The demand of IEEE802.11ba so that equipment more power saving becomes technical problem urgently to be resolved hurrily.
Invention content
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, by selecting corresponding frame transmission rate pattern for different types of wakeup message frame, make wake-up message frame type and its
Transmission rate matches, to meet the needs of IEEE802.11ba so that equipment more saves power consumption.
In view of this, according to the first aspect of the invention, it is proposed that a kind of communication means of WLAN, for accessing
Point side, the communication means of the WLAN include：Wakeup message frame is generated, the wakeup message frame is for waking up its reception
The principal communication interface of side, wherein the identifier information bit comprising frame transmission rate pattern and the frame in the wakeup message frame
The frame type matching of transmission rate pattern and the wakeup message frame；According to the corresponding transmission rate of the frame transmission rate pattern
Send the wakeup message frame.
In the technical scheme, according to the frame type of wakeup message frame it is not all that it selects different frame transmission rate moulds
Formula is matched, and the identifier information bit of its frame transmission rate pattern is arranged in wakeup message frame, is then passed according to the frame
The wakeup message frame is sent to recipient's (i.e. website) by the corresponding transmission rate of defeated rate mode, logical with the master for waking up recipient
Believe sender's (i.e. access point) of interface and the wakeup message frame into row data communication, to realize wakeup message frame type and
The matching of its transmission rate, meets the needs of IEEE802.11ba so that equipment more saves power consumption.
In the above-mentioned technical solutions, it is preferable that the wakeup message frame also includes the identifier information bit of order of modulation,
In, the order of modulation and the frame transmission rate pattern match.
In the technical scheme, in order to enable the corresponding frame transmission rate pattern of different types of wakeup message frame more
Adding matching, it is ensured that the efficiency of transmission of wakeup message frame can be the different corresponding order of modulation of frame transmission rate pattern match,
The identifier information bit of order of modulation is set i.e. in wakeup message frame, with the wakeup message according to the order of modulation to respective type
The transmission rate of frame is modulated, to meet the needs of IEEE802.11ba so that equipment more saves power consumption.
In any of the above-described technical solution, it is preferable that the frame type of the wakeup message frame includes：Unicast messages frame, group
Broadcast message frame and broadcast message frame.
In the technical scheme, wakeup message frame be transmitted by different communication patterns form it is different types of
Frame specifically includes：It realizes unicast messages frame of the sender to the one-to-one communication pattern of recipient, realizes sender to recipient
The multicast message frame of one-to-one group of communication pattern, broadcast message of the realization sender to a pair of all communication patterns of recipient
Frame, to make website that can receive the wake-up that wake-up association carries out its principal communication interface in many ways.
In any of the above-described technical solution, it is preferable that when the wakeup message frame is unicast messages frame, called out described in configuration
The frame transmission rate pattern of awake message frame is the first frame transmission rate pattern, and uses the first order of modulation；When the wake-up disappears
When breath frame is multicast message frame or broadcast message frame, configures the frame transmission rate pattern of the wakeup message frame and transmitted for the second frame
Rate mode, and use the second order of modulation, wherein the corresponding transmission rate of the second frame transmission rate pattern is less than described
The corresponding transmission rate of first frame transmission rate pattern and second order of modulation are less than first order of modulation.
In the technical scheme, it is contemplated that unicast messages frame is in order to which specific recipient can intercept and parses message
Frame, and multicast message frame or broadcast message frame are the institutes in order to which multiple or all recipients can intercept and parses message frame
Matched with transmission rate with the type in order to wakeup message frame, when wakeup message frame is unicast messages frame, can be adopted
It is sent with the transmission of the first order of modulation of high-order, and the first frame transmission rate pattern progress frame for using transmission rate larger,
And when wakeup message frame is multicast message frame or broadcast message frame, the second order of modulation of low order may be used, and use
The transmission that the second smaller frame transmission rate pattern of transmission rate carries out frame is sent, to improve different types of wakeup message frame
Efficiency of transmission so that equipment more saves power consumption.
In any of the above-described technical solution, it is preferable that the communication means of the WLAN specifically includes：By the frame
Before the identifier information bit of the identifier information bit of transmission rate pattern and the order of modulation is placed in the frame head of the wakeup message frame
In leading code.
In the technical scheme, it can specifically will indicate that the frame transmission rate pattern of different types of wakeup message frame
The identifier information bit of identifier information bit and order of modulation is placed in the frame head preamble portion of wakeup message frame, in order to which recipient detects
It listens and parses；Wherein, the identifier information bit of frame transmission rate pattern can be indicated with two bits, and different values indicates different
Pattern, and the identifier information bit of order of modulation can be indicated with a bit, and different values indicates different exponent numbers.
According to the second aspect of the invention, it is also proposed that a kind of communication device of WLAN is used for access point side, institute
The communication device for stating WLAN includes：Generation module, for generating wakeup message frame, the wakeup message frame is for waking up
The principal communication interface of its recipient, wherein include the identifier information bit of frame transmission rate pattern in the wakeup message frame, and
The frame type matching of the frame transmission rate pattern and the wakeup message frame；Sending module, for transmitting speed according to the frame
The corresponding transmission rate of rate pattern sends the wakeup message frame that the generation module generates.
In the technical scheme, according to the frame type of wakeup message frame it is not all that it selects different frame transmission rate moulds
Formula is matched, and the identifier information bit of its frame transmission rate pattern is arranged in wakeup message frame, is then passed according to the frame
The wakeup message frame is sent to recipient's (i.e. website) by the corresponding transmission rate of defeated rate mode, logical with the master for waking up recipient
Believe sender's (i.e. access point) of interface and the wakeup message frame into row data communication, to realize wakeup message frame type and
The matching of its transmission rate, meets the needs of IEEE802.11ba so that equipment more saves power consumption.
In the above-mentioned technical solutions, it is preferable that the wakeup message frame also includes the identifier information bit of order of modulation,
In, the order of modulation and the frame transmission rate pattern match.
In the technical scheme, in order to enable the corresponding frame transmission rate pattern of different types of wakeup message frame more
Adding matching, it is ensured that the efficiency of transmission of wakeup message frame can be the different corresponding order of modulation of frame transmission rate pattern match,
The identifier information bit of order of modulation is set i.e. in wakeup message frame, with the wakeup message according to the order of modulation to respective type
The transmission rate of frame is modulated, to meet the needs of IEEE802.11ba so that equipment more saves power consumption.
In any of the above-described technical solution, it is preferable that the frame type of the wakeup message frame includes：Unicast messages frame, group
Broadcast message frame and broadcast message frame.
In the technical scheme, wakeup message frame be transmitted by different communication patterns form it is different types of
Frame specifically includes：It realizes unicast messages frame of the sender to the one-to-one communication pattern of recipient, realizes sender to recipient
The multicast message frame of one-to-one group of communication pattern, broadcast message of the realization sender to a pair of all communication patterns of recipient
Frame, to make website that can receive the wake-up that wake-up association carries out its principal communication interface in many ways.
In any of the above-described technical solution, it is preferable that the generation module is specifically used for：When the wakeup message frame is single
When broadcasting message frame, the frame transmission rate pattern for configuring the wakeup message frame is the first frame transmission rate pattern, and uses first
Order of modulation；When the wakeup message frame is multicast message frame or broadcast message frame, the frame for configuring the wakeup message frame passes
Defeated rate mode is the second frame transmission rate pattern, and uses the second order of modulation, wherein the second frame transmission rate pattern
Corresponding transmission rate is less than the corresponding transmission rate of the first frame transmission rate pattern and second order of modulation is low
In first order of modulation.
In the technical scheme, it is contemplated that unicast messages frame is in order to which specific recipient can intercept and parses message
Frame, and multicast message frame or broadcast message frame are the institutes in order to which multiple or all recipients can intercept and parses message frame
Matched with transmission rate with the type in order to wakeup message frame, when wakeup message frame is unicast messages frame, can be adopted
It is sent with the transmission of the first order of modulation of high-order, and the first frame transmission rate pattern progress frame for using transmission rate larger,
And when wakeup message frame is multicast message frame or broadcast message frame, the second order of modulation of low order may be used, and use
The transmission that the second smaller frame transmission rate pattern of transmission rate carries out frame is sent, to improve different types of wakeup message frame
Efficiency of transmission so that equipment more saves power consumption.
In any of the above-described technical solution, it is preferable that the generation module is specifically used for：By the frame transmission rate pattern
Identifier information bit and the identifier information bit of the order of modulation be placed in the frame head lead code of the wakeup message frame.
In the technical scheme, it can specifically will indicate that the frame transmission rate pattern of different types of wakeup message frame
The identifier information bit of identifier information bit and order of modulation is placed in the frame head preamble portion of wakeup message frame, in order to which recipient detects
It listens and parses；Wherein, the identifier information bit of frame transmission rate pattern can be indicated with two bits, and different values indicates different
Pattern, and the identifier information bit of order of modulation can be indicated with a bit, and different values indicates different exponent numbers.
According to the third aspect of the invention we, it is also proposed that a kind of communication means of WLAN is used for website side, described
The communication means of WLAN includes：Wakeup message frame is received, includes frame transmission rate pattern in the wakeup message frame
The frame type matching of identifier information bit and the frame transmission rate pattern and the wakeup message frame；Disappeared according to the wake-up
The principal communication interface that frame wakes up website is ceased, to receive down buffer storage data.
In the technical scheme, it intercepts and receives according to the frame transmission rate pattern of the frame type matching with wakeup message frame
Corresponding wakeup message frame, specifically includes the identifier information bit of its frame transmission rate pattern in wakeup message frame, with parsing
Corresponding wakeup message frame and the principal communication interface for waking up website receive access point (i.e. sender) as the downlink of its caching in time
Data meet IEEE802.11ba into row data communication to realize the type of wakeup message frame and the matching of its transmission rate
Demand so that equipment more saves power consumption；Wherein, which is received by the secondary communication interface of website (i.e. recipient)
Frame.
In the above-mentioned technical solutions, it is preferable that the wakeup message frame also includes the identifier information bit of order of modulation, described
Order of modulation and the frame transmission rate pattern match.
In the technical scheme, in order to enable the corresponding frame transmission rate pattern of different types of wakeup message frame more
Add matching, different frame transmission rate pattern match to have corresponding order of modulation, i.e., includes modulation order in wakeup message frame
Several identifier information bit, while the matching of the type and order of modulation of realizing wakeup message frame, by intercepting and receiving, solve
The wakeup message frame for the transmission rate transmission that analysis is modulated according to matched order of modulation, it can be ensured that the biography of wakeup message frame
Defeated efficiency, to meet the needs of IEEE802.11ba so that equipment more saves power consumption.
According to the fourth aspect of the invention, it is also proposed that a kind of communication device of WLAN is used for website side, described
The communication device of WLAN includes：Receiving module passes in the wakeup message frame comprising frame for receiving wakeup message frame
The frame type matching of the identifier information bit of defeated rate mode and the frame transmission rate pattern and the wakeup message frame；Place
Module is managed, the wakeup message frame for being received according to the receiving module wakes up the principal communication interface of website, under reception
Row is data cached.
In the technical scheme, it intercepts and receives according to the frame transmission rate pattern of the frame type matching with wakeup message frame
Corresponding wakeup message frame, specifically includes the identifier information bit of its frame transmission rate pattern in wakeup message frame, with parsing
Corresponding wakeup message frame and the principal communication interface for waking up website receive access point (i.e. sender) as the downlink of its caching in time
Data meet IEEE802.11ba into row data communication to realize the type of wakeup message frame and the matching of its transmission rate
Demand so that equipment more saves power consumption；Wherein, which is received by the secondary communication interface of website (i.e. recipient)
Frame.
In the above-mentioned technical solutions, it is preferable that the wakeup message frame also includes the identifier information bit of order of modulation, described
Order of modulation and the frame transmission rate pattern match.
In the technical scheme, in order to enable the corresponding frame transmission rate pattern of different types of wakeup message frame more
Add matching, different frame transmission rate pattern match to have corresponding order of modulation, i.e., includes modulation order in wakeup message frame
Several identifier information bit, while the matching of the type and order of modulation of realizing wakeup message frame, by intercepting and receiving, solve
The wakeup message frame for the transmission rate transmission that analysis is modulated according to matched order of modulation, it can be ensured that the biography of wakeup message frame
Defeated efficiency, to meet the needs of IEEE802.11ba so that equipment more saves power consumption.
According to the fifth aspect of the invention, it is also proposed that a kind of communication equipment, including：Such as the technical side of above-mentioned second aspect
The communication device of WLAN described in any one of case；And/or such as any one of technical solution of above-mentioned fourth aspect institute
The communication device for the WLAN stated.
The above-mentioned technical proposal of the present invention, by selecting corresponding frame transmission rate mould for different types of wakeup message frame
Formula makes the type of wake-up message frame match with its transmission rate, to meet the needs of IEEE802.11ba so that equipment is more
Save power consumption.
Description of the drawings
Fig. 1 shows the flow diagram of the communication means of the WLAN of one embodiment of the present invention；
Fig. 2 shows the schematic block diagrams of the communication device of the WLAN of one embodiment of the present invention；
Fig. 3 shows the flow diagram of the communication means of the WLAN of second embodiment of the present invention；
Fig. 4 shows the schematic block diagram of the communication device of the WLAN of second embodiment of the present invention.
Specific implementation mode
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 absence of conflict, the implementation of the application
Feature in example and embodiment can be combined with each other.
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 different from other modes described here using other, therefore, protection scope of the present invention is not by described below
Specific embodiment limitation.
Fig. 1 shows the flow diagram of the communication means of the WLAN of one embodiment of the present invention.
As shown in Figure 1, the communication means of the WLAN according to the present invention for access point side, specifically includes following
Process step：
Step 102, wakeup message frame is generated, the wakeup message frame is used to wake up the principal communication interface of its recipient,
Described in wakeup message frame the identifier information bit comprising frame transmission rate pattern and the frame transmission rate pattern with it is described
The frame type matching of wakeup message frame.
Step 104, the wakeup message frame is sent according to the corresponding transmission rate of the frame transmission rate pattern.
In this embodiment, according to the frame type of wakeup message frame it is not all that it selects different frame transmission rate patterns
It is matched, and the identifier information bit of its frame transmission rate pattern is set in wakeup message frame, then transmitted according to the frame
The wakeup message frame is sent to recipient's (i.e. website) by the corresponding transmission rate of rate mode, to wake up the principal communication of recipient
Sender's (i.e. access point) of interface and the wakeup message frame into row data communication, to realize wakeup message frame type and its
The matching of transmission rate, meets the needs of IEEE802.11ba so that equipment more saves power consumption.
Further, in the above-described embodiments, the wakeup message frame also includes the identifier information bit of order of modulation,
In, the order of modulation and the frame transmission rate pattern match.
In this embodiment, in order to enable the corresponding frame transmission rate pattern of different types of wakeup message frame more
Matching, it is ensured that the efficiency of transmission of wakeup message frame can be the different corresponding order of modulation of frame transmission rate pattern match, i.e.,
The identifier information bit of order of modulation is set in wakeup message frame, with the wakeup message frame according to the order of modulation to respective type
Transmission rate be modulated, to meet the needs of IEEE802.11ba so that equipment more saves power consumption.
Further, for any of the above-described embodiment, in the communication means of the WLAN of the present invention, by the frame
Before the identifier information bit of the identifier information bit of transmission rate pattern and the order of modulation is placed in the frame head of the wakeup message frame
In leading code (Preamble).
That is, can specifically will indicate that the mark letter of the frame transmission rate pattern of different types of wakeup message frame
The identifier information bit of breath position and order of modulation is placed in the frame head preamble portion of wakeup message frame, in order to which recipient intercepts reconciliation
Analysis；Wherein, the identifier information bit of frame transmission rate pattern can indicate that different values indicates different moulds with two bits
Formula, for example the higher transmission rate of " 00 " expression, " 01 " indicate lower transmission rate；And the identifier information bit of order of modulation can
To indicate that different values indicates different exponent numbers with a bit, for example " 0 " indicates that high order modulation, " 1 " indicate low order tune
System.
Further, in any of the above-described embodiment, the frame type of the wakeup message frame includes：Unicast messages frame, group
Broadcast message frame and broadcast message frame.
In this embodiment, wakeup message frame is transmitted by different communication patterns and forms different types of frame,
It specifically includes：It realizes unicast messages frame of the sender to the one-to-one communication pattern of recipient, realizes sender to recipient one
To the multicast message frame of one group of communication pattern, broadcast message of the realization sender to a pair of all communication patterns of recipient
Frame, to make recipient that can receive the wake-up that wake-up association carries out its principal communication interface in many ways.
Further, it in any of the above-described embodiment, when the wakeup message frame is unicast messages frame, is called out described in configuration
The frame transmission rate pattern of awake message frame is the first frame transmission rate pattern, and uses the first order of modulation；When the wake-up disappears
When breath frame is multicast message frame or broadcast message frame, configures the frame transmission rate pattern of the wakeup message frame and transmitted for the second frame
Rate mode, and use the second order of modulation, wherein the corresponding transmission rate of the second frame transmission rate pattern is less than described
The corresponding transmission rate of first frame transmission rate pattern and second order of modulation are less than first order of modulation.
In this embodiment, it is contemplated that unicast messages frame is in order to which specific recipient can intercept and parses message
Frame, and multicast message frame or broadcast message frame are the institutes in order to which multiple or all recipients can intercept and parses message frame
In order to tell people to carry out orders the type of awake message frame and transmission rate to match, when wakeup message frame is unicast messages frame, can adopt
It is sent with the transmission of the first order of modulation of high-order, and the first frame transmission rate pattern progress frame for using transmission rate larger,
And when wakeup message frame is multicast message frame or broadcast message frame, the second order of modulation of low order may be used, and use
The transmission that the second smaller frame transmission rate pattern of transmission rate carries out frame is sent, to improve different types of wakeup message frame
Efficiency of transmission so that equipment more saves power consumption.
Specifically, for example the corresponding transmission rate of the first frame transmission rate pattern can be taken as 250kb/s, then the second frame passes
The corresponding transmission rate of defeated rate mode can be taken as 125kb/s；For another example, the corresponding transmission speed of the first frame transmission rate pattern
Rate can be taken as 500kb/s, then the corresponding transmission rate of the second frame transmission rate pattern can be taken as 125kb/s or 250kb/s；
Wherein, high order modulation corresponding with the first order of modulation of the first frame transmission rate pattern match can be QPSK
(Quadrature Phase Shift Keyin, quadrature phase shift keying) is modulated or QAM (Quadrature Amplitude
Modulation, quadrature amplitude modulation), and low order tune corresponding with the second order of modulation of the second frame transmission rate pattern match
System can be BPSK (Binary Phase Shift Keying, binary phase shift keying).
Wherein, the executive agent of communication means shown in FIG. 1 can be access point and the access in the network of website composition
Point device, for example router or the server with Wi-Fi interface.
Fig. 2 shows the schematic block diagrams of the communication device of the WLAN of one embodiment of the present invention.
As shown in Fig. 2, the communication device 20 of the WLAN according to the present invention for access point side, including：It generates
Module 202 and sending module 204.
Wherein, the generation module 202 is for generating wakeup message frame, and the wakeup message frame is for waking up its recipient
Principal communication interface, wherein in the wakeup message frame comprising frame transmission rate pattern identifier information bit and the frame pass
The frame type matching of defeated rate mode and the wakeup message frame；The sending module 204 is used for according to the frame transmission rate
The corresponding transmission rate of pattern sends the wakeup message frame of the generation of the generation module 202.
In this embodiment, according to the frame type of wakeup message frame it is not all that it selects different frame transmission rate patterns
It is matched, and the identifier information bit of its frame transmission rate pattern is set in wakeup message frame, then transmitted according to the frame
The wakeup message frame is sent to recipient's (i.e. website) by the corresponding transmission rate of rate mode, to wake up the principal communication of recipient
Sender's (i.e. access point) of interface and the wakeup message frame into row data communication, to realize wakeup message frame type and its
The matching of transmission rate, meets the needs of IEEE802.11ba so that equipment more saves power consumption.
Further, in the above-described embodiments, the wakeup message frame also includes the identifier information bit of order of modulation,
In, the order of modulation and the frame transmission rate pattern match.
In this embodiment, in order to enable the corresponding frame transmission rate pattern of different types of wakeup message frame more
Matching, it is ensured that the efficiency of transmission of wakeup message frame can be the different corresponding order of modulation of frame transmission rate pattern match, i.e.,
The identifier information bit of order of modulation is set in wakeup message frame, with the wakeup message frame according to the order of modulation to respective type
Transmission rate be modulated, to meet the needs of IEEE802.11ba so that equipment more saves power consumption.
Further, for any of the above-described embodiment, in the communication means of the WLAN of the present invention, by the frame
Before the identifier information bit of the identifier information bit of transmission rate pattern and the order of modulation is placed in the frame head of the wakeup message frame
In leading code (Preamble).
That is, can specifically will indicate that the mark letter of the frame transmission rate pattern of different types of wakeup message frame
The identifier information bit of breath position and order of modulation is placed in the frame head preamble portion of wakeup message frame, in order to which recipient intercepts reconciliation
Analysis；Wherein, the identifier information bit of frame transmission rate pattern can indicate that different values indicates different moulds with two bits
Formula, for example the higher transmission rate of " 00 " expression, " 01 " indicate lower transmission rate；And the identifier information bit of order of modulation can
To indicate that different values indicates different exponent numbers with a bit, for example " 0 " indicates that high order modulation, " 1 " indicate low order tune
System.
Further, in any of the above-described embodiment, the frame type of the wakeup message frame includes：Unicast messages frame, group
Broadcast message frame and broadcast message frame.
In this embodiment, wakeup message frame is transmitted by different communication patterns and forms different types of frame,
It specifically includes：It realizes unicast messages frame of the sender to the one-to-one communication pattern of recipient, realizes sender to recipient one
To the multicast message frame of one group of communication pattern, broadcast message of the realization sender to a pair of all communication patterns of recipient
Frame, to make recipient that can receive the wake-up that wake-up association carries out its principal communication interface in many ways.
Further, in any of the above-described embodiment, the generation module 202 is specifically used for：When the wakeup message frame
For unicast messages frame when, configure the wakeup message frame frame transmission rate pattern be the first frame transmission rate pattern, and use
First order of modulation；When the wakeup message frame is multicast message frame or broadcast message frame, the wakeup message frame is configured
Frame transmission rate pattern is the second frame transmission rate pattern, and uses the second order of modulation, wherein second frame transmission rate
The corresponding transmission rate of pattern is less than the corresponding transmission rate of the first frame transmission rate pattern and second modulation order
Number is less than first order of modulation.
In this embodiment, it is contemplated that unicast messages frame is in order to which specific recipient can intercept and parses message
Frame, and multicast message frame or broadcast message frame are the institutes in order to which multiple or all recipients can intercept and parses message frame
In order to tell people to carry out orders the type of awake message frame and transmission rate to match, when wakeup message frame is unicast messages frame, can adopt
It is sent with the transmission of the first order of modulation of high-order, and the first frame transmission rate pattern progress frame for using transmission rate larger,
And when wakeup message frame is multicast message frame or broadcast message frame, the second order of modulation of low order may be used, and use
The transmission that the second smaller frame transmission rate pattern of transmission rate carries out frame is sent, to improve different types of wakeup message frame
Efficiency of transmission so that equipment more saves power consumption.
Specifically, for example the corresponding transmission rate of the first frame transmission rate pattern can be taken as 250kb/s, then the second frame passes
The corresponding transmission rate of defeated rate mode can be taken as 125kb/s；For another example, the corresponding transmission speed of the first frame transmission rate pattern
Rate can be taken as 500kb/s, then the corresponding transmission rate of the second frame transmission rate pattern can be taken as 125kb/s or 250kb/s；
Wherein, high order modulation corresponding with the first order of modulation of the first frame transmission rate pattern match can be QPSK modulation or QAM,
And low-order-modulated corresponding with the second order of modulation of the second frame transmission rate pattern match can be BPSK.
In specific implementation, sending module 204 can be transmitter or antenna etc.；Generation module 202 can be centre
Manage device or baseband processor etc..
Fig. 3 shows the flow diagram of the communication means of the WLAN of second embodiment of the present invention.
As shown in figure 3, the communication means of the WLAN according to an embodiment of the invention for website side, the nothing
The communication means of line LAN specifically includes following below scheme step：
Step 302, wakeup message frame is received, the identification information of frame transmission rate pattern is included in the wakeup message frame
The frame type matching of position and the frame transmission rate pattern and the wakeup message frame.
Step 304, the principal communication interface that website is waken up according to the wakeup message frame, to receive down buffer storage data.
In this embodiment, it is intercepted according to the frame transmission rate pattern of the frame type matching with wakeup message frame and receives phase
The wakeup message frame answered, specifically includes the identifier information bit of its frame transmission rate pattern in wakeup message frame, to solve phase separation
The wakeup message frame answered and the principal communication interface for waking up website receive access point (i.e. sender) as the lower line number of its caching in time
Meet IEEE802.11ba's according into row data communication to realize the type of wakeup message frame and the matching of its transmission rate
Demand so that equipment more saves power consumption；Wherein, which is received by the secondary communication interface of website (i.e. recipient)
Frame.
Further, in the above-described embodiments, the wakeup message frame also includes the identifier information bit of order of modulation, described
Order of modulation and the frame transmission rate pattern match.
In this embodiment, in order to enable the corresponding frame transmission rate pattern of different types of wakeup message frame more
Matching, different frame transmission rate pattern match has corresponding order of modulation, i.e., includes order of modulation in wakeup message frame
Identifier information bit, realize wakeup message frame type and order of modulation matching while, by intercepting and receiving, parse
According to the wakeup message frame for the transmission rate transmission that matched order of modulation is modulated, it can be ensured that the transmission of wakeup message frame
Efficiency, to meet the needs of IEEE802.11ba so that equipment more saves power consumption.
Further, for any of the above-described embodiment, in the communication means of the WLAN of the present invention, the frame passes
The frame head that the identifier information bit of the identifier information bit of defeated rate mode and the order of modulation is located at the wakeup message frame is leading
In code (Preamble).
That is, being specifically used for showing the identification information of the frame transmission rate pattern of different types of wakeup message frame
The identifier information bit of position and order of modulation can be placed in the frame head preamble portion of wakeup message frame, in order to intercept and parse；
Wherein, the identifier information bit of frame transmission rate pattern can indicate that different values indicates different patterns, example with two bits
As " 00 " indicates that higher transmission rate, " 01 " indicate lower transmission rate；And the identifier information bit of order of modulation can be used
One bit indicates that different values indicates different exponent numbers, and for example " 0 " indicates that high order modulation, " 1 " indicate low-order-modulated.
Further, in any of the above-described embodiment, the frame type of the wakeup message frame includes：Unicast messages frame, group
Broadcast message frame and broadcast message frame.
In this embodiment, wakeup message frame is transmitted by different communication patterns and forms different types of frame,
It specifically includes：It realizes unicast messages frame of the sender to the one-to-one communication pattern of recipient, realizes sender to recipient one
To the multicast message frame of one group of communication pattern, broadcast message of the realization sender to a pair of all communication patterns of recipient
Frame, to make recipient that can receive the wake-up that wake-up association carries out its principal communication interface in many ways.
Further, in any of the above-described embodiment, when the wakeup message frame is unicast messages frame, the wake-up disappears
The frame transmission rate pattern for ceasing frame is the first frame transmission rate pattern, and uses the first order of modulation；When the wakeup message frame
For multicast message frame or broadcast message frame when, the frame transmission rate pattern of the wakeup message frame is the second frame transmission rate mould
Formula, and use the second order of modulation, wherein the corresponding transmission rate of the second frame transmission rate pattern is less than the first frame
The corresponding transmission rate of transmission rate pattern and second order of modulation are less than first order of modulation.
In this embodiment, it is contemplated that unicast messages frame is in order to which specific recipient can intercept and parses message
Frame, and multicast message frame or broadcast message frame are the institutes in order to which multiple or all recipients can intercept and parses message frame
In order to tell people to carry out orders the type of awake message frame and transmission rate to match, when wakeup message frame is unicast messages frame, can adopt
It is sent with the transmission of the first order of modulation of high-order, and the first frame transmission rate pattern progress frame for using transmission rate larger,
And when wakeup message frame is multicast message frame or broadcast message frame, the second order of modulation of low order may be used, and use
The transmission that the second smaller frame transmission rate pattern of transmission rate carries out frame is sent, to improve different types of wakeup message frame
Efficiency of transmission so that equipment more saves power consumption.
Specifically, for example the corresponding transmission rate of the first frame transmission rate pattern can be taken as 250kb/s, then the second frame passes
The corresponding transmission rate of defeated rate mode can be taken as 125kb/s；For another example, the corresponding transmission speed of the first frame transmission rate pattern
Rate can be taken as 500kb/s, then the corresponding transmission rate of the second frame transmission rate pattern can be taken as 125kb/s or 250kb/s；
Wherein, high order modulation corresponding with the first order of modulation of the first frame transmission rate pattern match can be QPSK modulation or QAM,
And low-order-modulated corresponding with the second order of modulation of the second frame transmission rate pattern match can be BPSK.
Wherein, the executive agent of communication means shown in Fig. 3 can be access point and the website in the network of website composition
Equipment, for example equipment such as smart mobile phone or PDA (Personal Digital Assistant, palm PC).
Wherein, the interface that site apparatus receives wake-up association is next communication interface, and the purpose for receiving wake-up association is exactly to be
The principal communication interface for waking up site apparatus, with for being communicated the downlink data for obtaining access point apparatus as its caching
Frame.
Fig. 4 shows the schematic block diagram of the communication device of the WLAN of second embodiment of the present invention.
As shown in figure 4, the communication device 40 of the WLAN according to an embodiment of the invention for website side, described
The communication device 40 of WLAN includes：Receiving module 402 and processing module 404.
Wherein, the receiving module 402 includes frame transmission rate in the wakeup message frame for receiving wakeup message frame
The frame type matching of the identifier information bit of pattern and the frame transmission rate pattern and the wakeup message frame；The processing
Module 404 is used to wake up the principal communication interface of website according to the wakeup message frame that the receiving module 402 receives, to receive
Down buffer storage data.
In this embodiment, it is intercepted according to the frame transmission rate pattern of the frame type matching with wakeup message frame and receives phase
The wakeup message frame answered, specifically includes the identifier information bit of its frame transmission rate pattern in wakeup message frame, to solve phase separation
The wakeup message frame answered and the principal communication interface for waking up website receive access point (i.e. sender) as the lower line number of its caching in time
Meet IEEE802.11ba's according into row data communication to realize the type of wakeup message frame and the matching of its transmission rate
Demand so that equipment more saves power consumption；Wherein, which is received by the secondary communication interface of website (i.e. recipient)
Frame.
Further, in the above-described embodiments, the wakeup message frame also includes the identifier information bit of order of modulation, described
Order of modulation and the frame transmission rate pattern match.
In this embodiment, in order to enable the corresponding frame transmission rate pattern of different types of wakeup message frame more
Matching, different frame transmission rate pattern match has corresponding order of modulation, i.e., includes order of modulation in wakeup message frame
Identifier information bit, realize wakeup message frame type and order of modulation matching while, by intercepting and receiving, parse
According to the wakeup message frame for the transmission rate transmission that matched order of modulation is modulated, it can be ensured that the transmission of wakeup message frame
Efficiency, to meet the needs of IEEE802.11ba so that equipment more saves power consumption.
Further, for any of the above-described embodiment, in the communication means of the WLAN of the present invention, the frame passes
The frame head that the identifier information bit of the identifier information bit of defeated rate mode and the order of modulation is located at the wakeup message frame is leading
In code (Preamble).
That is, being specifically used for showing the identification information of the frame transmission rate pattern of different types of wakeup message frame
The identifier information bit of position and order of modulation can be placed in the frame head preamble portion of wakeup message frame, in order to intercept and parse；
Wherein, the identifier information bit of frame transmission rate pattern can indicate that different values indicates different patterns, example with two bits
As " 00 " indicates that higher transmission rate, " 01 " indicate lower transmission rate；And the identifier information bit of order of modulation can be used
One bit indicates that different values indicates different exponent numbers, and for example " 0 " indicates that high order modulation, " 1 " indicate low-order-modulated.
Further, in any of the above-described embodiment, the frame type of the wakeup message frame includes：Unicast messages frame, group
Broadcast message frame and broadcast message frame.
In this embodiment, wakeup message frame is transmitted by different communication patterns and forms different types of frame,
It specifically includes：It realizes unicast messages frame of the sender to the one-to-one communication pattern of recipient, realizes sender to recipient one
To the multicast message frame of one group of communication pattern, broadcast message of the realization sender to a pair of all communication patterns of recipient
Frame, to make recipient that can receive the wake-up that wake-up association carries out its principal communication interface in many ways.
Further, in any of the above-described embodiment, when the wakeup message frame is unicast messages frame, the wake-up disappears
The frame transmission rate pattern for ceasing frame is the first frame transmission rate pattern, and uses the first order of modulation；When the wakeup message frame
For multicast message frame or broadcast message frame when, the frame transmission rate pattern of the wakeup message frame is the second frame transmission rate mould
Formula, and use the second order of modulation, wherein the corresponding transmission rate of the second frame transmission rate pattern is less than the first frame
The corresponding transmission rate of transmission rate pattern and second order of modulation are less than first order of modulation.
In this embodiment, it is contemplated that unicast messages frame is in order to which specific recipient can intercept and parses message
Frame, and multicast message frame or broadcast message frame are the institutes in order to which multiple or all recipients can intercept and parses message frame
In order to tell people to carry out orders the type of awake message frame and transmission rate to match, when wakeup message frame is unicast messages frame, can adopt
It is sent with the transmission of the first order of modulation of high-order, and the first frame transmission rate pattern progress frame for using transmission rate larger,
And when wakeup message frame is multicast message frame or broadcast message frame, the second order of modulation of low order may be used, and use
The transmission that the second smaller frame transmission rate pattern of transmission rate carries out frame is sent, to improve different types of wakeup message frame
Efficiency of transmission so that equipment more saves power consumption.
Specifically, for example the corresponding transmission rate of the first frame transmission rate pattern can be taken as 250kb/s, then the second frame passes
The corresponding transmission rate of defeated rate mode can be taken as 125kb/s；For another example, the corresponding transmission speed of the first frame transmission rate pattern
Rate can be taken as 500kb/s, then the corresponding transmission rate of the second frame transmission rate pattern can be taken as 125kb/s or 250kb/s；
Wherein, high order modulation corresponding with the first order of modulation of the first frame transmission rate pattern match can be QPSK modulation or QAM,
And low-order-modulated corresponding with the second order of modulation of the second frame transmission rate pattern match can be BPSK.
In specific implementation, receiving module 402 can be receiver or antenna etc., and processing module 404 can be at signal
Manage device, central processing unit or baseband processor etc..
The invention also provides a kind of communication equipments, including：The communication device 20 of WLAN as shown in Figure 2；
And/or the communication device 40 of WLAN as shown in Figure 4.
Technical scheme of the present invention is described in detail above in association with attached drawing, by being selected for different types of wakeup message frame
Corresponding frame transmission rate pattern makes the type of wake-up message frame match with its transmission rate, to meet IEEE802.11ba
Demand so that equipment more saves power consumption.
In the inventive solutions, term " first ", " second " are only used for the purpose of description, and should not be understood as referring to
Show or imply relative importance, for the ordinary skill in the art, can understand above-mentioned term as the case may be
Concrete meaning in the embodiments of the present disclosure.
The foregoing is only a preferred embodiment of the present invention, is not intended to restrict the invention, for the skill of this field
For art personnel, the invention may be variously modified and varied.All within the spirits and principles of the present invention, any made by repair
Change, equivalent replacement, improvement etc., should all be included in the protection scope of the present invention.
Claims (15)
1. a kind of communication means of WLAN is used for access point side, which is characterized in that the communication party of the WLAN
Method includes：
Wakeup message frame is generated, the wakeup message frame is used to wake up the principal communication interface of its recipient, wherein the wake-up disappears
Cease the identifier information bit comprising frame transmission rate pattern and the frame transmission rate pattern and the wakeup message frame in frame
Frame type matching；
The wakeup message frame is sent according to the corresponding transmission rate of the frame transmission rate pattern.
2. the communication means of WLAN according to claim 1, which is characterized in that the wakeup message frame also includes
The identifier information bit of order of modulation, wherein the order of modulation and the frame transmission rate pattern match.
3. the communication means of WLAN according to claim 2, which is characterized in that the frame class of the wakeup message frame
Type includes：Unicast messages frame, multicast message frame and broadcast message frame.
4. the communication means of WLAN according to claim 3, which is characterized in that
When the wakeup message frame is unicast messages frame, the frame transmission rate pattern for configuring the wakeup message frame is first frame
Transmission rate pattern, and use the first order of modulation；
When the wakeup message frame is multicast message frame or broadcast message frame, the frame transmission rate of the wakeup message frame is configured
Pattern is the second frame transmission rate pattern, and uses the second order of modulation, wherein the second frame transmission rate pattern is corresponding
Transmission rate is less than the corresponding transmission rate of the first frame transmission rate pattern and second order of modulation less than described
First order of modulation.
5. the communication means of WLAN according to any one of claim 2 to 4, which is characterized in that specifically include：
The identifier information bit of the identifier information bit of the frame transmission rate pattern and the order of modulation is placed in the wakeup message frame
Frame head lead code in.
6. a kind of communication means of WLAN is used for website side, which is characterized in that the communication means of the WLAN
Including：
Wakeup message frame is received, includes the identifier information bit of frame transmission rate pattern and the frame in the wakeup message frame
The frame type matching of transmission rate pattern and the wakeup message frame；
The principal communication interface that website is waken up according to the wakeup message frame, to receive down buffer storage data.
7. the communication means of WLAN according to claim 6, which is characterized in that the wakeup message frame also includes
The identifier information bit of order of modulation, the order of modulation and the frame transmission rate pattern match.
8. a kind of communication device of WLAN is used for access point side, which is characterized in that the communication of the WLAN fills
Set including：
Generation module, for generating wakeup message frame, the wakeup message frame is used to wake up the principal communication interface of its recipient,
In, the identifier information bit comprising frame transmission rate pattern and the frame transmission rate pattern and institute in the wakeup message frame
State the frame type matching of wakeup message frame；
Sending module, for sending the institute that the generation module generates according to the corresponding transmission rate of the frame transmission rate pattern
State wakeup message frame.
9. the communication device of WLAN according to claim 8, which is characterized in that the wakeup message frame also includes
The identifier information bit of order of modulation, wherein the order of modulation and the frame transmission rate pattern match.
10. the communication device of WLAN according to claim 9, which is characterized in that the frame of the wakeup message frame
Type includes：Unicast messages frame, multicast message frame and broadcast message frame.
11. the communication device of WLAN according to claim 10, which is characterized in that the generation module is specifically used
In：
When the wakeup message frame is unicast messages frame, the frame transmission rate pattern for configuring the wakeup message frame is first frame
Transmission rate pattern, and use the first order of modulation；
When the wakeup message frame is multicast message frame or broadcast message frame, the frame transmission rate of the wakeup message frame is configured
Pattern is the second frame transmission rate pattern, and uses the second order of modulation, wherein the second frame transmission rate pattern is corresponding
Transmission rate is less than the corresponding transmission rate of the first frame transmission rate pattern and second order of modulation less than described
First order of modulation.
12. the communication device of the WLAN according to any one of claim 9 to 11, which is characterized in that the life
It is specifically used at module：
The identifier information bit of the identifier information bit of the frame transmission rate pattern and the order of modulation is placed in the wake-up to disappear
In the frame head lead code for ceasing frame.
13. a kind of communication device of WLAN is used for website side, which is characterized in that the communication of the WLAN fills
Set including：
Receiving module includes the identification information of frame transmission rate pattern for receiving wakeup message frame in the wakeup message frame
The frame type matching of position and the frame transmission rate pattern and the wakeup message frame；
Processing module, the wakeup message frame for being received according to the receiving module wake up the principal communication interface of website, with
Receive down buffer storage data.
14. the communication device of WLAN according to claim 13, which is characterized in that the wakeup message frame also wraps
Identifier information bit containing order of modulation, the order of modulation and the frame transmission rate pattern match.
15. a kind of communication equipment, which is characterized in that including：
The communication device of WLAN as described in any one of claim 8 to 12；And/or
The communication device of WLAN according to claim 13 or 14.
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