CN107809789A - Communication means, communicator, access point and the website of WLAN - Google Patents

Communication means, communicator, access point and the website of WLAN Download PDF

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Publication number
CN107809789A
CN107809789A CN201610815693.9A CN201610815693A CN107809789A CN 107809789 A CN107809789 A CN 107809789A CN 201610815693 A CN201610815693 A CN 201610815693A CN 107809789 A CN107809789 A CN 107809789A
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China
Prior art keywords
wake
equipment
association
receiver
period
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CN201610815693.9A
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CN107809789B (en
Inventor
董贤东
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Meizu Technology Co Ltd
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Meizu Technology Co Ltd
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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
    • H04W52/0212—Power saving arrangements in terminal devices managed by the network, e.g. network or access point is master and terminal is slave
    • H04W52/0216—Power saving arrangements in terminal devices managed by the network, e.g. network or access point is master and terminal is slave using a pre-established activity schedule, e.g. traffic indication frame
    • 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
    • H04W52/0229—Power saving arrangements in terminal devices using monitoring of external events, e.g. the presence of a signal where the received signal is a wanted signal
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
    • Y02D30/00—Reducing energy consumption in communication networks
    • Y02D30/70—Reducing energy consumption in communication networks in wireless communication networks

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  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Mobile Radio Communication Systems (AREA)

Abstract

The invention provides a kind of communication means of WLAN, communicator, access point and website, wherein, the communication means of WLAN, including：Message frame is generated, the dormancy period of equipment is included in the message frame, the dormancy period represents that the receiver of the IEEE802.11 data frames in the equipment does not perceive the duration of electric signal；Send the message frame；After the receiver for sending the message frame and the IEEE802.11 data frames enters resting state, the receiver of the wake-up association in the equipment is controlled to monitor wake-up association with predetermined period, wherein, the predetermined period is overlapping in time with the dormancy period.Technical scheme enables equipment in a dormant state periodically to monitor and receive wake-up association, and then can effectively reduce the power consumption of equipment, meets WUR demand.

Description

Communication means, communicator, access point and the website of WLAN
Technical field
It is wireless in particular to a kind of communication means of WLAN, one kind the present invention relates to communication technical field The communicator of LAN, a kind of access point and a kind of website.
Background technology
Wi-Fi of future generation (Wireless Fidelity, Wireless Fidelity) technology has been set up in July, 2016,802.11 Seminar WUR (Wake Up Receiver), in terms of being mainly used in Internet of Things, in order to as much as possible save equipment Power consumption.
In WUR seminar, describing 802.11 equipment has two kinds of receivers：Traditional IEEE (Institute of Electrical and Electronics Engineers, Institute of Electrical and Electric Engineers) 802.11 data receivers and Wake up (wake-up) communication frame receivers.As shown in figure 1, when no IEEE802.11 data need to receive, it is traditional In a dormant state, and low-power wake up frame receivers are in wake states to 802.11 data receivers；As shown in Fig. 2 work as When having data to need to receive, data sender can first send wake up frames, then send 802.11 data, as low-power wake When up frame receivers receive wake up frames, wake-up signal is sent to 802.11 data receivers, makes 802.11 data receivers 802.11 data are received in wake states.
In WUR discussion, it can periodically carry out to have manuscript to propose equipment to receive wake up frames, so more Be advantageous to equipment power saving.But for how to set the listening period of wake up frames not provide but, therefore how Enough listening periods that wake up frames are rationally set, to meet that the needs of WUR turns into technical problem urgently to be resolved hurrily.
The content of the invention
The present invention is based at least one above-mentioned technical problem, it is proposed that a kind of communication party of new WLAN Case so that equipment in a dormant state can periodically be monitored and receive wake-up association, and then can effectively reduce equipment Power consumption, meet WUR demand.
In view of this, according to the first aspect of the invention, it is proposed that a kind of communication means of WLAN, including：It is raw Into message frame, the dormancy period of equipment is included in the message frame, the dormancy period is represented in the equipment The receiver of IEEE802.11 data frames does not perceive the duration of electric signal；Send the message frame；Send the message frame and The receiver of the IEEE802.11 data frames enters after resting state, control the receiver of wake-up association in the equipment with Predetermined period monitors wake-up association, wherein, the predetermined period is overlapping in time with the dormancy period.
In the technical scheme, by sending the message frame and IEEE802.11 data of the dormancy period for including equipment The receiver of frame enters after resting state, controls the receiver of wake-up association to monitor wake-up association with predetermined period, enabling week Monitor and receive wake-up association to phase property, and then can effectively reduce the power consumption of equipment, meet WUR demand.And by making Dormancy period is overlapping in time with the listening period of wake-up association, it can be ensured that dormancy period of the receiver of wake-up association in equipment It is interior to listen to wake up frames, and then ensure that waking up IEEE802.11 data frames in time is communicated.
Wherein, IEEE802.11 data frames refer to the data transmitted by agreements such as 802.11a/b/g/n/ac/ax/ah Frame, it follows the transimission power in respective agreement, and the transimission power of the transmission power ratio wake-up association of IEEE802.11 data frames It is much higher；Wake-up association is wake up frames, and wake up frames are also the communication frame defined in 802.11.
Meanwhile the receiver for receiving wake-up association and IEEE802.11 data frames can be same physical entity, simply locate In separating in logic, its working condition is controlled with different internal manipulation instructions；In addition, receive wake-up association and IEEE802.11 The receiver of data frame can also be two physical entities, and the receiver of the receiver of wake-up association and IEEE802.11 data frames Between there is communication interface, after the receiver of wake-up association receives wake up frames, can by the communication interface come to The receiver of IEEE802.11 data frames, which is sent, wakes up instruction, is communicated with waking up the receiver of IEEE802.11 data frames.
In the above-mentioned technical solutions, it is preferable that when the predetermined period is the dormancy period or is the dormancy period Long half.
For example, dormancy period 10s, then the predetermined period for monitoring wake-up association can also be 10s, or monitor wake-up association Predetermined period can be 5s, in 10s dormancy period, can so have 5s time to be used to monitor wake-up association.Certainly, set Wake up frames listening periods (i.e. described predetermined period) can also be dormancy period duration other ratios, here not Repeat again, but a total principle is exactly that wake up frames listening periods are no longer than dormancy period.
In any of the above-described technical scheme, it is preferable that include information element (Information in the message frame Element, i.e. IE), described information element is used to indicate the dormancy period.
Further, described information element includes Duration fields, described in the values of the Duration fields represents The receiver of IEEE802.11 data frames is after resting state is entered, the prison of the receiver of the wake-up association to the wake-up association Listen duration.
In any of the above-described technical scheme, it is preferable that the message frame is that wake-up association monitors claim frame.I.e. in the technical side In case, the dormancy period that a kind of new frame carrys out instruction equipment can be defined.
According to the second aspect of the invention, it is also proposed that a kind of communication means of WLAN, including：Receive message Frame, the dormancy period of equipment is included in the message frame, and the dormancy period represents the IEEE802.11 numbers in the equipment The duration of electric signal is not perceived according to the receiver of frame；According to the dormancy period of the equipment, the wake-up association in the equipment is determined Receiver to the listening period of wake-up association；When needing to send IEEE802.11 data frames to the equipment, in the monitoring Wake-up association is sent to the equipment in cycle, to wake up the receiver of the IEEE802.11 data frames to receive IEEE802.11 Data frame.
In the technical scheme, by receiving the message frame for the dormancy period for including equipment, and according to the dormancy of equipment In the cycle, determine that the receiver of wake-up association (i.e. wake up frames) in equipment to the listening period of wake-up association, then is needing to send During IEEE802.11 data frames, wake-up association is sent to equipment in the listening period, it is ensured that equipment in a dormant state Wake up frames can be listened to, is communicated with waking up IEEE802.11 data frames in time, meets WUR demand.Meanwhile Also enable equipment in a dormant state to periodically listen for wake up frames, effectively reduce the power consumption of equipment.
According to the third aspect of the invention we, it is also proposed that a kind of communicator of WLAN, including：Generation unit, For generating message frame, the dormancy period of equipment is included in the message frame, the dormancy period is represented in the equipment The receiver of IEEE802.11 data frames does not perceive the duration of electric signal；Transmitting element, for sending the message frame；Processing is single Member, the receiver for sending the message frame and the IEEE802.11 data frames in the transmitting element enter resting state Afterwards, the receiver of the wake-up association in the equipment is controlled to monitor wake-up association with predetermined period, wherein, the predetermined period and institute It is overlapping in time to state dormancy period.
In the technical scheme, by sending the message frame and IEEE802.11 data of the dormancy period for including equipment The receiver of frame enters after resting state, controls the receiver of wake-up association to monitor wake-up association with predetermined period, enabling week Monitor and receive wake-up association to phase property, and then can effectively reduce the power consumption of equipment, meet WUR demand.And by making Dormancy period is overlapping in time with the listening period of wake-up association, it can be ensured that dormancy period of the receiver of wake-up association in equipment It is interior to listen to wake up frames, and then ensure that waking up IEEE802.11 data frames in time is communicated.
Wherein, IEEE802.11 data frames refer to the data transmitted by agreements such as 802.11a/b/g/n/ac/ax/ah Frame, it follows the transimission power in respective agreement, and the transimission power of the transmission power ratio wake-up association of IEEE802.11 data frames It is much higher；Wake-up association is wake up frames, and wake up frames are also the communication frame defined in 802.11.
Meanwhile the receiver of wake-up association and the receiver of IEEE802.11 data frames can be same physical entities, only It is in separating in logic, its working condition is controlled with different internal manipulation instructions；In addition, the receiver of wake-up association and The receiver of IEEE802.11 data frames can also be two physical entities, and the receiver of wake-up association and IEEE802.11 data There is communication interface between the receiver of frame, after the receiver of wake-up association receives wake up frames, the communication can be passed through Interface, which to send to the receiver of IEEE802.11 data frames, wakes up instruction, is entered with waking up the receiver of IEEE802.11 data frames Row communication.
In the above-mentioned technical solutions, it is preferable that when the predetermined period is the dormancy period or is the dormancy period Long half.
For example, dormancy period 10s, then the predetermined period for monitoring wake-up association can also be 10s, or monitor wake-up association Predetermined period can be 5s, in 10s dormancy period, can so have 5s time to be used to monitor wake-up association.In addition, set Wake up frames listening periods can also be dormancy period duration other ratios, repeat no more here, but a total original It is exactly then that wake up frames listening periods are no longer than dormancy period.
In any of the above-described technical scheme, it is preferable that include information element in the message frame, described information element is used In the instruction dormancy period.
Further, described information element includes Duration fields, described in the values of the Duration fields represents The receiver of IEEE802.11 data frames is after resting state is entered, the prison of the receiver of the wake-up association to the wake-up association Listen duration.
In any of the above-described technical scheme, it is preferable that the message frame is that wake-up association monitors claim frame.I.e. in the technical side In case, the dormancy period that a kind of new frame carrys out instruction equipment can be defined.
According to the fourth aspect of the invention, it is also proposed that a kind of communicator of WLAN, including：Receiving unit, For receiving message frame, the dormancy period of equipment is included in the message frame, the dormancy period is represented in the equipment The receiver of IEEE802.11 data frames does not perceive the duration of electric signal；Determining unit, for the dormancy week according to the equipment Phase, determine listening period of the receiver to wake-up association of wake-up association in the equipment；Transmitting element, needed for working as to described When equipment sends IEEE802.11 data frames, wake-up association is sent to the equipment in the listening period, with described in wake-up The receiver of IEEE802.11 data frames receives IEEE802.11 data frames.
In the technical scheme, by receiving the message frame for the dormancy period for including equipment, and according to the dormancy of equipment In the cycle, determine that the receiver of wake-up association (i.e. wake up frames) in equipment to the listening period of wake-up association, then is needing to send During IEEE802.11 data frames, wake-up association is sent to equipment in the listening period, it is ensured that equipment in a dormant state Wake up frames can be listened to, is communicated with waking up IEEE802.11 data frames in time, meets WUR demand.Meanwhile Also enable equipment in a dormant state to periodically listen for wake up frames, effectively reduce the power consumption of equipment.
According to the fifth aspect of the invention, it is also proposed that a kind of access point, including：It is wireless as described in the above-mentioned third aspect The communicator of LAN；And/or the communicator of the WLAN as described in above-mentioned fourth aspect.
According to the sixth aspect of the invention, it is also proposed that a kind of website, including：Wireless office as described in the above-mentioned third aspect The communicator of domain net；And/or the communicator of the WLAN as described in above-mentioned fourth aspect.
Pass through above technical scheme so that equipment in a dormant state can periodically be monitored and receive wake-up Frame, and then the power consumption of equipment can be effectively reduced, meet WUR demand.
Brief description of the drawings
Fig. 1 shown when 802.11 data frames need to receive, 802.11 data receivers and wake up communication frames The view of receiver；
Fig. 2 shows that 802.11 data receivers and wake up communication frames connect when there is 802.11 data frames to need to receive The view of receipts machine；
Fig. 3 shows the schematic flow sheet of the communication means of WLAN according to first embodiment of the invention；
Fig. 4 shows the schematic block diagram of the communicator of WLAN according to first embodiment of the invention；
Fig. 5 shows the schematic flow sheet of the communication means of the WLAN of second embodiment according to the present invention；
Fig. 6 shows the schematic block diagram of the communicator of the WLAN of second embodiment according to the present invention；
Fig. 7 shows the structural representation according to an embodiment of the invention for being used to notify the IE of dormancy period.
Embodiment
It is below in conjunction with the accompanying drawings and specific real in order to be more clearly understood that the above objects, features and advantages of the present invention Mode is applied the present invention is further described in detail.It should be noted that in the case where not conflicting, the implementation of the application Feature in example and embodiment can be mutually combined.
Many details are elaborated in the following description to facilitate a thorough understanding of the present invention, still, the present invention may be used also To be different from other modes described here using other to implement, therefore, protection scope of the present invention is not by described below Specific embodiment limitation.
Fig. 3 shows the schematic flow sheet of the communication means of WLAN according to first embodiment of the invention.
As shown in figure 3, the communication means of WLAN according to first embodiment of the invention, including：
Step S30, message frame is generated, the dormancy period of equipment is included in the message frame, the dormancy period represents The receiver of IEEE802.11 data frames in the equipment does not perceive the duration of electric signal.
Step S32, send the message frame.
Step S34, the receiver for sending the message frame and the IEEE802.11 data frames enter resting state it Afterwards, control the receiver of the wake-up association in the equipment to monitor wake-up association with predetermined period, wherein, the predetermined period with it is described Dormancy period is overlapping in time.
Further, the predetermined period be the dormancy period or be the dormancy period duration half.For example, stop The dormancy cycle is 10s, then the predetermined period for monitoring wake-up association can also be 10s, or the predetermined period of monitoring wake-up association can be 5s, in 10s dormancy period, can so there is 5s time to be used to monitor wake-up association.Certainly, the wake up frames of setting Listening periods (i.e. described predetermined period) can also be other ratios of dormancy period duration, repeat no more here, but one Total principle is exactly that wake up frames listening periods are no longer than dormancy period.
Further, information element (i.e. IE) is included in the message frame, described information element is used to indicate described stop Sleep the cycle.
Further, described information element includes Duration fields, described in the values of the Duration fields represents The receiver of IEEE802.11 data frames is after resting state is entered, the prison of the receiver of the wake-up association to the wake-up association Listen duration.
Further, the message frame is that wake-up association monitors claim frame.I.e. in the technical scheme, it can define a kind of new Frame carry out the dormancy period of instruction equipment.
Wherein, IEEE802.11 data frames refer to the data transmitted by agreements such as 802.11a/b/g/n/ac/ax/ah Frame, it follows the transimission power in respective agreement, and the transimission power of the transmission power ratio wake-up association of IEEE802.11 data frames It is much higher；Above-mentioned wake-up association is wake up frames, and wake up frames are also the communication frame defined in 802.11.Connect The receiver for receiving wake-up association and IEEE802.11 data frames can be same physical entity, be only at separating in logic, Its working condition is controlled with different internal manipulation instructions；In addition, receive the receiver of wake-up association and IEEE802.11 data frames Can also be two physical entities, and there is communication between the receiver of the receiver of wake-up association and IEEE802.11 data frames Interface, can be by the communication interface come to IEEE802.11 data frames after the receiver of wake-up association receives wake up frames Receiver send wake up instruction, communicated with waking up the receiver of IEEE802.11 data frames.
In the technical scheme shown in Fig. 3, by send include equipment dormancy period message frame and The receiver of IEEE802.11 data frames enters after resting state, controls the receiver of wake-up association to be monitored with predetermined period and wakes up Frame, enabling periodically monitor and receive wake-up association, and then can effectively reduce the power consumption of equipment, meet WUR's Demand.And by making dormancy period overlapping in time with the listening period of wake-up association, it can be ensured that the receiver of wake-up association exists Wake up frames can be listened in the dormancy period of equipment, and then ensure that waking up IEEE802.11 data frames in time is communicated.
Wherein, the executive agent of the communication means shown in Fig. 3 both can be router as access point etc. or Mobile phone, PDA (Personal Digital Assistant, palm PC) as website etc..
Fig. 4 shows the schematic block diagram of the communicator of WLAN according to first embodiment of the invention.
As shown in figure 4, the communicator 400 of WLAN according to first embodiment of the invention, including：Generation Unit 402, transmitting element 404 and processing unit 406.
Wherein, generation unit 402 is used to generate message frame, and the dormancy period of equipment is included in the message frame, described Dormancy period represents that the receiver of the IEEE802.11 data frames in the equipment does not perceive the duration of electric signal；Transmitting element 404 are used to send the message frame；Processing unit 406 is used to send the message frame and described in the transmitting element 404 The receiver of IEEE802.11 data frames enters after resting state, controls the receiver of wake-up association in the equipment with default Cycle monitors wake-up association, wherein, the predetermined period is overlapping in time with the dormancy period.
In specific implementation, generation unit 402 can be signal processor, central processing unit or BBP etc.；Hair It can be transmitter or antenna etc. to send unit 404；Processing unit 406 can be central processing unit or BBP etc..
In the technical scheme, by sending the message frame and IEEE802.11 data of the dormancy period for including equipment The receiver of frame enters after resting state, controls the receiver of wake-up association to monitor wake-up association with predetermined period, enabling week Monitor and receive wake-up association to phase property, and then can effectively reduce the power consumption of equipment, meet WUR demand.And by making Dormancy period is overlapping in time with the listening period of wake-up association, it can be ensured that dormancy period of the receiver of wake-up association in equipment It is interior to listen to wake up frames, and then ensure that waking up IEEE802.11 data frames in time is communicated.
Wherein, IEEE802.11 data frames refer to the data transmitted by agreements such as 802.11a/b/g/n/ac/ax/ah Frame, it follows the transimission power in respective agreement, and the transimission power of the transmission power ratio wake-up association of IEEE802.11 data frames It is much higher；Wake-up association is wake up frames, and wake up frames are also the communication frame defined in 802.11.Wake-up association The receiver of receiver and IEEE802.11 data frames can be same physical entity, be only at separating in logic, use Different internal manipulation instructions controls its working condition；In addition, the reception of the receiver and IEEE802.11 data frames of wake-up association Machine can also be two physical entities, and there is logical between the receiver of the receiver of wake-up association and IEEE802.11 data frames Believe interface, can be by the communication interface come to IEEE802.11 data after the receiver of wake-up association receives wake up frames The receiver of frame, which is sent, wakes up instruction, is communicated with waking up the receiver of IEEE802.11 data frames.
Further, the predetermined period be the dormancy period or be the dormancy period duration half.For example, stop The dormancy cycle is 10s, then the predetermined period for monitoring wake-up association can also be 10s, or the predetermined period of monitoring wake-up association can be 5s, in 10s dormancy period, can so there is 5s time to be used to monitor wake-up association.In addition, the wake up frames set Listening periods can also be other ratios of dormancy period duration, repeat no more here, but a total principle is exactly wake up Frame listening periods are no longer than dormancy period.
Further, information element is included in the message frame, described information element is used to indicate the dormancy period.
Further, described information element includes Duration fields, described in the values of the Duration fields represents The receiver of IEEE802.11 data frames is after resting state is entered, the prison of the receiver of the wake-up association to the wake-up association Listen duration.
Further, the message frame is that wake-up association monitors claim frame.I.e. in the technical scheme, it can define a kind of new Frame carry out the dormancy period of instruction equipment.
Fig. 5 shows the schematic flow sheet of the communication means of the WLAN of second embodiment according to the present invention.
As shown in figure 5, according to the communication means of the WLAN of second embodiment of the present invention, including：
Step S50, message frame is received, the dormancy period of equipment is included in the message frame, the dormancy period represents The receiver of IEEE802.11 data frames in the equipment does not perceive the duration of electric signal.
Step S52, according to the dormancy period of the equipment, determine the receiver of wake-up association in the equipment to wake-up association Listening period.
Step S54, when needing to send IEEE802.11 data frames to the equipment, to described in the listening period Equipment sends wake-up association, to wake up the receiver of the IEEE802.11 data frames to receive IEEE802.11 data frames.
In the technical scheme, by receiving the message frame for the dormancy period for including equipment, and according to the dormancy of equipment In the cycle, determine that the receiver of wake-up association (i.e. wake up frames) in equipment to the listening period of wake-up association, then is needing to send During IEEE802.11 data frames, wake-up association is sent to equipment in the listening period, it is ensured that equipment in a dormant state Wake up frames can be listened to, is communicated with waking up IEEE802.11 data frames in time, meets WUR demand.Meanwhile Also enable equipment in a dormant state to periodically listen for wake up frames, effectively reduce the power consumption of equipment.
Wherein, the executive agent of the communication means shown in Fig. 5 both can be router as access point etc. or Mobile phone, PDA (Personal Digital Assistant, palm PC) as website etc..
Fig. 6 shows the schematic block diagram of the communicator of the WLAN of second embodiment according to the present invention.
As shown in fig. 6, according to the communicator 600 of the WLAN of second embodiment of the present invention, including：Receive Unit 602, determining unit 604 and transmitting element 606.
Wherein, receiving unit 602 is used to receive message frame, and the dormancy period of equipment is included in the message frame, described Dormancy period represents that the receiver of the IEEE802.11 data frames in the equipment does not perceive the duration of electric signal；Determining unit Monitoring week of 604 receivers for being used to according to the dormancy period of the equipment, determine the wake-up association in the equipment to wake-up association Phase；Transmitting element 606 is used for when needing to send IEEE802.11 data frames to the equipment, to institute in the listening period State equipment and send wake-up association, to wake up the receiver of the IEEE802.11 data frames to receive IEEE802.11 data frames.
In specific implementation, receiving unit 602 can be receiver or antenna etc.；Determining unit 604 can be centre Manage device or BBP etc.；Transmitting element 606 can be transmitter or antenna etc..
In the technical scheme, by receiving the message frame for the dormancy period for including equipment, and according to the dormancy of equipment In the cycle, determine that the receiver of wake-up association (i.e. wake up frames) in equipment to the listening period of wake-up association, then is needing to send During IEEE802.11 data frames, wake-up association is sent to equipment in the listening period, it is ensured that equipment in a dormant state Wake up frames can be listened to, is communicated with waking up IEEE802.11 data frames in time, meets WUR demand.Meanwhile Also enable equipment in a dormant state to periodically listen for wake up frames, effectively reduce the power consumption of equipment.
The invention also provides a kind of access point, including：The communicator 400 of WLAN as shown in Figure 4； And/or the communicator 600 of WLAN as shown in Figure 6.
The invention also provides a kind of website, including：The communicator 400 of WLAN as shown in Figure 4；With/ Or the communicator 600 of WLAN as shown in Figure 6.
In summary, technical scheme is mainly equipment before resting state is entered, by the dormancy week of oneself Phase is sent to other side, and in dormancy period, and wake up frames are monitored/receive with predetermined period.
It is specific as follows：
1st, the action of equipment before going to sleep.
Equipment enter resting state before, can the side of communicating with hold consultation determine its dormancy period be how long. For example：During website communicates with AP, website can consult its dormancy period with AP, if its dormancy period can be beacon The several times in frame period.
Wherein, dormancy period represents that the receiver of the IEEE802.11 data frames in equipment does not perceive the duration of electric signal.
After equipment enters resting state, namely the receiver of the IEEE802.11 data frames in equipment does not perceive telecommunications After number, wake up frames are monitored/received to the receivers of the wake up frames in equipment with predetermined period, wherein, predetermined period For above-mentioned dormancy period or be above-mentioned dormancy period half.
2nd, the dormancy period of equipment can be notified by IE (Information Element, information element) form. Wherein, IE structure is as shown in fig. 7, Duration fields represent equipment after dormancy period is consulted with communication party, into not Dormancy state intercepts the duration of wake up frames, for example：Website carries out dormancy negotiation with AP, and its cycle intercepted can be AP broadcast CF (Contention-Free the is non-competing) cycles.
It is sent to furthermore, it is possible to which the IE shown in Fig. 7 is encapsulated in into equipment in the communication frame of its communication party, such as can newly defines one Kind frame is that wake up intercept claim frame.
Technical scheme is described in detail above in association with accompanying drawing, the present invention proposes a kind of new WLAN Communication plan so that equipment in a dormant state can periodically be monitored and receive wake-up association, and then can be effective The power consumption of equipment is reduced, meets WUR demand.
The preferred embodiments of the present invention are the foregoing is only, are not intended to limit the invention, for the skill of this area For art personnel, the present invention can have various modifications and variations.Within the spirit and principles of the invention, that is made any repaiies Change, equivalent substitution, improvement etc., should be included in the scope of the protection.

Claims (14)

  1. A kind of 1. communication means of WLAN, it is characterised in that including：
    Message frame is generated, the dormancy period of equipment is included in the message frame, the dormancy period is represented in the equipment The receiver of IEEE802.11 data frames does not perceive the duration of electric signal；
    Send the message frame；
    After the receiver for sending the message frame and the IEEE802.11 data frames enters resting state, set described in control The receiver of wake-up association in standby monitors wake-up association with predetermined period, wherein, the predetermined period and the dormancy period when Between it is upper overlapping.
  2. 2. the communication means of WLAN according to claim 1, it is characterised in that the predetermined period is stopped to be described Dormancy cycle or the half for the dormancy period duration.
  3. 3. the communication means of WLAN according to claim 1, it is characterised in that include letter in the message frame Element is ceased, described information element is used to indicate the dormancy period.
  4. 4. the communication means of WLAN according to claim 3, it is characterised in that described information element includes Duration fields, the value of the Duration fields represent that the receiver of the IEEE802.11 data frames is entering dormancy shape After state, the monitoring duration of the receiver of the wake-up association to the wake-up association.
  5. 5. the communication means of WLAN according to any one of claim 1 to 4, it is characterised in that the message Frame is that wake-up association monitors claim frame.
  6. A kind of 6. communication means of WLAN, it is characterised in that including：
    Message frame is received, the dormancy period of equipment is included in the message frame, the dormancy period is represented in the equipment The receiver of IEEE802.11 data frames does not perceive the duration of electric signal；
    According to the dormancy period of the equipment, listening period of the receiver to wake-up association of wake-up association in the equipment is determined；
    When needing to send IEEE802.11 data frames to the equipment, send and wake up to the equipment in the listening period Frame, to wake up the receiver of the IEEE802.11 data frames to receive IEEE802.11 data frames.
  7. A kind of 7. communicator of WLAN, it is characterised in that including：
    Generation unit, for generating message frame, the dormancy period of equipment is included in the message frame, the dormancy period represents The receiver of IEEE802.11 data frames in the equipment does not perceive the duration of electric signal；
    Transmitting element, for sending the message frame；
    Processing unit, the receiver for sending the message frame and the IEEE802.11 data frames in the transmitting element enter After entering resting state, the receiver of the wake-up association in the equipment is controlled to monitor wake-up association with predetermined period, wherein, it is described pre- If the cycle is overlapping in time with the dormancy period.
  8. 8. the communicator of WLAN according to claim 7, it is characterised in that the predetermined period is stopped to be described Dormancy cycle or the half for the dormancy period duration.
  9. 9. the communicator of WLAN according to claim 7, it is characterised in that include letter in the message frame Element is ceased, described information element is used to indicate the dormancy period.
  10. 10. the communicator of WLAN according to claim 9, it is characterised in that described information element includes Duration fields, the value of the Duration fields represent that the receiver of the IEEE802.11 data frames is entering dormancy shape After state, the monitoring duration of the receiver of the wake-up association to the wake-up association.
  11. 11. the communicator of the WLAN according to any one of claim 7 to 10, it is characterised in that described to disappear It is that wake-up association monitors claim frame to cease frame.
  12. A kind of 12. communicator of WLAN, it is characterised in that including：
    Receiving unit, for receiving message frame, the dormancy period of equipment is included in the message frame, the dormancy period represents The receiver of IEEE802.11 data frames in the equipment does not perceive the duration of electric signal；
    Determining unit, for the dormancy period according to the equipment, determine the receiver of wake-up association in the equipment to waking up The listening period of frame；
    Transmitting element, for when need to the equipment send IEEE802.11 data frames when, to institute in the listening period State equipment and send wake-up association, to wake up the receiver of the IEEE802.11 data frames to receive IEEE802.11 data frames.
  13. A kind of 13. access point, it is characterised in that including：
    The communicator of WLAN as any one of claim 7 to 11；And/or
    The communicator of WLAN as claimed in claim 12.
  14. A kind of 14. website, it is characterised in that including：
    The communicator of WLAN as any one of claim 7 to 11；And/or
    The communicator of WLAN as claimed in claim 12.
CN201610815693.9A 2016-09-09 2016-09-09 Communication method, communication device, access point and station of wireless local area network Active CN107809789B (en)

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