CN108513336A - Communication means, communication device and the communication terminal of WLAN - Google Patents

Communication means, communication device and the communication terminal of WLAN Download PDF

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Publication number
CN108513336A
CN108513336A CN201710104375.6A CN201710104375A CN108513336A CN 108513336 A CN108513336 A CN 108513336A CN 201710104375 A CN201710104375 A CN 201710104375A CN 108513336 A CN108513336 A CN 108513336A
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China
Prior art keywords
wake
association
parameter
station device
access
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CN201710104375.6A
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Chinese (zh)
Inventor
董贤东
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Meizu Technology Co Ltd
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Meizu Technology Co Ltd
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Priority to CN201710104375.6A priority Critical patent/CN108513336A/en
Publication of CN108513336A publication Critical patent/CN108513336A/en
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Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W48/00—Access restriction; Network selection; Access point selection
    • H04W48/08—Access restriction or access information delivery, e.g. discovery data delivery
    • H04W48/10—Access restriction or access information delivery, e.g. discovery data delivery using broadcasted information
    • 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
    • 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
    • H04W52/0248—Power saving arrangements in terminal devices using monitoring of external events, e.g. the presence of a signal dependent on the time of the day, e.g. according to expected transmission activity
    • 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
    • H04W52/04—TPC
    • H04W52/18—TPC being performed according to specific parameters
    • H04W52/28—TPC being performed according to specific parameters using user profile, e.g. mobile speed, priority or network state, e.g. standby, idle or non transmission
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W74/00—Wireless channel access, e.g. scheduled or random access
    • H04W74/08—Non-scheduled or contention based access, e.g. random access, ALOHA, CSMA [Carrier Sense Multiple Access]
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W84/00—Network topologies
    • H04W84/02—Hierarchically pre-organised networks, e.g. paging networks, cellular networks, WLAN [Wireless Local Area Network] or WLL [Wireless Local Loop]
    • H04W84/10—Small scale networks; Flat hierarchical networks
    • H04W84/12—WLAN [Wireless Local Area Networks]
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
    • Y02D30/00—Reducing energy consumption in communication networks
    • Y02D30/70—Reducing energy consumption in communication networks in wireless communication networks

Abstract

The present invention provides a kind of communication means of WLAN, communication device and communication terminals, wherein communication means includes：Wake-up association is generated, access classification information is equipped in wake-up association, access classification information is used for after waking up associated station device, indicates the priority class parameter of station device access communications channel；Send above-mentioned wake-up association, wherein priority class parameter is that station device access communications channel is highest level.Technical solution through the invention, the station device for avoiding suspend mode is periodically waken up and accesses channel based on competition mechanism, namely support to receive the station device of wake-up association, reduce the power consumption of terminal, in addition, station device can access advanced communication channel according to the access classification information of wake-up association, and then the downlink data of caching is obtained with low-power consumption mode, meanwhile also improving the availability of frequency spectrum of WLAN.

Description

Communication means, communication device and the communication terminal of WLAN
Technical field
The present invention relates to fields of communication technology, wireless in particular to a kind of communication means of WLAN, one kind The communication device of LAN and a kind of communication terminal.
Background technology
Next-generation Wi-Fi (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 the related technology, a kind of wake-up (wake up) frame defined in WUR seminar, wherein the data frame of equipment connects Receipts machine may be at dormant state, after the wake up frame receivers of equipment receive wake up frames, can wake up data frame and connect Receipts machine is normally communicated (such as carry out the communication of IEEE802.11 data or other signalling communications), it is seen then that defines Wake The purpose of up frames is to save power consumption to be conducive to equipment.
And in existing Wi-Fi application scenarios, there is a large amount of management information, for example access point apparatus (AP, i.e., Access Point) can beacon frame (Beacon frames) periodically be sent to station device (Station), it writes within a beacon frame Enter TIM (Traffic Indication MAP, data instruction figure) identification information, to periodically wake up station device acquisition It is cached in the downlink data of access point apparatus, there are many technical problems：
It (1), still can be under TIM mechanism even if station device is supported to receive WUR frames to obtain the downlink data of caching Channel is accessed by periodic wakeup and based on competition mechanism, this undoubtedly causes the wave of unnecessary power consumption penalty and frequency spectrum resource Take；
(2) further, if the station device in suspend mode enters communications status according to wake up frames, still, still base Channel is accessed to obtain the downlink data of caching in existing competition mechanism, and the priority for such as accessing channel is relatively low, then under obtaining Row data still cause power consumption penalty, hence it is evident that do not meet the demand of the WUR communication technologys.
Invention content
The present invention is based at least one above problem, it is proposed that a kind of communication technology scheme of WLAN is led to The setting access classification information in wake-up association is crossed, and accesses arbitration interframe spacing number (the Arbitration Inter of classification information Frame Spacing Number, abbreviation AIFSN) it is set as 1, due in 802.11 agreements, distributed interframe gap (DIFS) For fixed value, and WMM (Wi-Fi Multimedia, Wi-Fi multimedia) is for different AC (Access Category, access point Class) different idle waiting durations can be set, AIFSN numerical value is bigger, and the idle waiting time of user is longer, AIFSN numerical value Smaller, the stand-by period the short, obtains the chance bigger of channel, wherein AIFSN minimums can be set as 1 so that station device root After entering communications status according to wake-up association, station device with highest priority access communications channel, to minimize the stand-by period, into And reduce the waste of power consumption and frequency spectrum resource.
In view of this, embodiment according to the first aspect of the invention, it is proposed that a kind of communication means of WLAN, Including：Wake-up association is generated, access classification information is equipped in wake-up association, access classification information is used to wake up associated work station After equipment, the priority class parameter of station device access communications channel is indicated；Send above-mentioned wake-up association, wherein priority level Parameter is that station device access communications channel is highest level.
In the technical scheme, by the way that access classification information is arranged in wake-up association, and the arbitration of classification information is accessed Number of frame gaps (Arbitration Inter Frame Spacing Number, abbreviation AIFSN) is set as 1, due to 802.11 In agreement, distributed interframe gap (DIFS) is fixed value, and WMM (Wi-Fi Multimedia, Wi-Fi multimedia) is not for Different idle waiting durations can be arranged in same AC (Access Category, access classification), and AIFSN numerical value is bigger, user's The idle waiting time is longer, and AIFSN numerical value is smaller, and the stand-by period the short, obtains the chance bigger of channel, wherein AIFSN is most It is small to be set as 1 so that after station device enters communications status according to wake-up association, with highest priority access communications channel, drop The low waste of power consumption and frequency spectrum resource.
Wherein, above-mentioned wake-up association is wake up frames, the transmission power ratio IEEE802.11 data frames of wake up frames Transmission power wants much lower, and transmission power is up to 1mW (milliwatt) and wake up frames can be management frame.
Meanwhile the receiver for receiving wake-up association and data frame (including downlink data) can be the same physical entity, only It is to control its working condition with different internal manipulation instructions in separating in logic, in addition, receiving wake-up association and data frame Receiver can also be two physical entities, and wake up between frame receiver and data frame receipt machine there is communication interface, After wake-up frame receiver receives wake up frames, it can be sent to data frame receipt machine by the communication interface and wake up instruction, It is communicated with waking up data frame receipt machine, wherein communication interface can be antenna or transceiver.
Be worth it is emphasized that for support reception wake up frames station device for, in order to further drop The power consumption of low station device, the label information usually in claim frame informs that access point apparatus closes TIM mechanism, to avoid week Phase property wakes up power consumption penalty caused by station device, meanwhile, station device can accurately and in time be obtained according to wake-up association The downlink data of caching.
The wake-up association of the application is denoted as AC_WUR frames, then such as 1.1 He of following table of the field form in 802.11 data frames Shown in table 1.2：
Table 1.1
Table 1.2
Wherein, the ACI (Access of wake up response frames are indicated with reserved bit (" reserved " in table 1.2) Control Index) and ACM (Access Control Mandatory), in addition the AIFSN of wake up response frames is arranged For 1 (idle waiting time).
In order to reduce the power consumption of station device as much as possible, the communication plan of WLAN according to the present invention, under Face provides a kind of specific set-up mode of the parameter of AC_WUR frames, as shown in table 1.3：
Table 1.3
Wherein, " AC_BK (Background) ", " AC_BE (Best Effort) ", " AC_VI (Video) " and " AC_VO (Voice) " it is respectively existing voice stream packet, video stream packet, four priority of stream packet and background stream packet of doing one's best Queue, by the AIFSN parameters of table 1.3 it is found that above-mentioned four classes message seizes wireless channel progress according to sequence from low to high Transmitting-receiving, and the AIFSN parameters of " AC_WUR " are set as 1, the stand-by period that channel is accessed with guarantee " AC_WUR " is less than existing four Class message, that is, parameter setting of the station device according to table 1.3, it can be to be accessed higher than the priority of above-mentioned four classes message Communication channel optimizes power consumption by reducing the stand-by period, improves data to obtain the downlink data for being cached in access point apparatus Receive and dispatch efficiency.
In addition, " CWmin " characterizes competition window (Contending Windows) minimum value, " CWmax " characterizes contention window Mouth (Contending Windows) maximum value, the size of competition window determine average backing off time value, the two numerical value are got over Greatly, the average backing off time of user is longer.
TXOP (Transmission Opportunity, transmission opportunity) limited characterizes user and once competes in table 1.3 Success after, can busy channel maximum time.Numerical value is bigger, user once can busy channel duration it is bigger, if it is 0, A message can only be sent after each busy channel.If a data frame causes greatly very much to be sent in a TXOP It then must fragment.
To sum up, EDCA (Enhanced Distributed Channel Access, the distributed channel access of enhancing) makees For the channel competition mechanism that WMM is defined, high priority message possesses the right preferentially sent than low priority message, the application's The communication plan of WLAN optimizes EDCA parameters by encoding a kind of new wake-up association AC_WUR, improves work Station equipment accesses the priority of channel when obtaining caching downlink data, reduce the stand-by period, thereby reduce power consumption and frequency spectrum The wasting of resources.
Embodiment according to the second aspect of the invention, it is proposed that a kind of communication means of WLAN, including：It receives Wake-up association, access classification information is equipped in wake-up association, and access classification information is used for after waking up associated station device, refers to Show the priority class parameter of station device access communications channel, wherein priority class parameter is station device access communications Channel is highest level.
In the technical scheme, by the way that access classification information is arranged in wake-up association, and the arbitration of classification information is accessed Number of frame gaps (Arbitration Inter Frame Spacing Number, abbreviation AIFSN) is set as 1, due to 802.11 In agreement, (DIFS ((Distributed Inter-frame Spacing)) is fixed value to distributed interframe gap, and WMM (Wi-Fi Multimedia, Wi-Fi multimedia) can be arranged not for different AC (Access Category, access classification) Same idle waiting duration, AIFSN numerical value is bigger, and the idle waiting time of user is longer, and AIFSN numerical value is smaller, the stand-by period It is more short, obtain the chance bigger of channel, wherein AIFSN minimums can be set as 1 so that station device enters logical according to wake-up association After letter state, with highest priority access communications channel, the waste of power consumption penalty and frequency spectrum resource is reduced.
Wherein, above-mentioned wake-up association is wake up frames, the transmission power ratio IEEE802.11 data frames of wake up frames Transmission power wants much lower, and transmission power is up to 1mW (milliwatt) and wake up frames can be management frame.
Meanwhile the receiver for sending wake-up association and data frame (including downlink data) can be the same physical entity, only It is to control its working condition with different internal manipulation instructions in separating in logic, in addition, sending wake-up association and data frame Receiver can also be two physical entities, and wake up between frame receiver and data frame receipt machine there is communication interface, After wake-up frame receiver receives wake up frames, it can be sent to data frame receipt machine by the communication interface and wake up instruction, It is communicated with waking up data frame receipt machine, wherein communication interface can be antenna or transceiver.
The communication means of the WLAN of above-mentioned technical proposal according to the present invention can also have following technology special Sign：
In the above-mentioned technical solutions, it is preferable that priority class parameter includes arbitration frame gap parameter, wherein arbitration interframe Gap number is 1.
In the technical scheme, it is 1 by the way that arbitration interframe spacing number is arranged, it is ensured that station device enters logical according to wake-up association After letter state, with highest priority access communications channel, the waste of power consumption penalty and frequency spectrum resource is reduced.
In the above-mentioned technical solutions, it is preferable that further include：The minimum competition window parameter in broadcast frame is determined, according to wide The minimum competition window parameter in the minimum competition window parameter and the default wake-up association of the first formula in frame is broadcast, the first formula is：CWminFor the minimum competition window parameter in wake-up association, aCWminFor the minimum competition in broadcast frame Window parameter.
In the technical scheme, it is by the minimum competition window parameter being arranged in wake-up association according to the first formulaReduce the back off time of station device access channel.
In the above-mentioned technical solutions, it is preferable that the minimum competition window parameter in wake-up association is greater than or equal to 0.
In the above-mentioned technical solutions, it is preferable that further include：The maximum contention window parameter in broadcast frame is determined, according to wide The maximum contention window parameter in the maximum contention window parameter and the default wake-up association of the second formula in frame is broadcast, the second formula is：CWmaxFor the maximum contention window parameter in wake-up association, aCWmaxIt is competing for the maximum in broadcast frame Strive window parameter.
In the technical scheme, it is by the maximum contention window parameter being arranged in wake-up association according to the second formulaSimilarly, the back off time of station device access channel is reduced.
In the above-mentioned technical solutions, it is preferable that further include：The transmission opportunity parameter of default access classification information is 3.264ms。
In the technical scheme, it is 3.264ms by the transmission opportunity parameter of default access classification information, on the one hand, energy Enough influences for reducing " AC_WUR " to the transmitting-receiving of other types message, on the other hand, also avoid transmission opportunity parameter it is too small when, Receive the low problem of efficiency of downlink data.
Embodiment according to the third aspect of the invention we, it is proposed that a kind of communication device of WLAN, including：It generates Unit is equipped with access classification information, access classification information is used to wake up associated work for generating wake-up association in wake-up association After making station equipment, the priority class parameter of station device access communications channel is indicated；Transmission unit, for sending wake-up association, Wherein, it is highest level that priority class parameter, which is station device access communications channel,.
In the technical scheme, by the way that access classification information is arranged in wake-up association, and the arbitration of classification information is accessed Number of frame gaps (Arbitration Inter Frame Spacing Number, abbreviation AIFSN) is set as 1, due to 802.11 In agreement, distributed interframe gap (DIFS) is fixed value, and WMM (Wi-Fi Multimedia, Wi-Fi multimedia) is not for Different idle waiting durations can be arranged in same AC (Access Category, access classification), and AIFSN numerical value is bigger, user's The idle waiting time is longer, and AIFSN numerical value is smaller, and the stand-by period the short, obtains the chance bigger of channel, wherein AIFSN is most It is small to be set as 1 so that after station device enters communications status according to wake-up association, with highest priority access communications channel, drop The low waste of power consumption penalty and frequency spectrum resource.
Wherein, above-mentioned wake-up association is wake up frames, the transmission power ratio IEEE802.11 data frames of wake up frames Transmission power wants much lower, and transmission power is up to 1mW (milliwatt) and wake up frames can be management frame.
Meanwhile the receiver for receiving wake-up association and data frame (including downlink data) can be the same physical entity, only It is to control its working condition with different internal manipulation instructions in separating in logic, in addition, receiving wake-up association and data frame Receiver can also be two physical entities, and wake up between frame receiver and data frame receipt machine there is communication interface, After wake-up frame receiver receives wake up frames, it can be sent to data frame receipt machine by the communication interface and wake up instruction, It is communicated with waking up data frame receipt machine, wherein communication interface can be antenna or transceiver.
Be worth it is emphasized that for support reception wake up frames station device for, in order to further drop The power consumption penalty of low station device, the label information usually in claim frame informs that access point apparatus closes TIM mechanism, to keep away Power consumption penalty caused by exempting from periodic wakeup station device, meanwhile, station device can be according to wake-up association accurately and in time Obtain the downlink data of caching.
The wake-up association of the application is denoted as AC_WUR frames, then such as 2.1 He of following table of the field form in 802.11 data frames Shown in table 2.2：
Table 2.1
Table 2.2
Wherein, the ACI (Access of wake up response frames are indicated with reserved bit (" reserved " in table 2.2) Control Index) and ACM (Access Control Mandatory), in addition the AIFSN of wake up response frames is arranged For 1 (idle waiting time).
In order to reduce the power consumption penalty of station device, the communication party of WLAN according to the present invention as much as possible A kind of specific set-up mode of the parameter of AC_WUR frames is given below, as shown in table 2.3 in case：
Table 2.3
Wherein, " AC_BK ", " AC_BE ", " AC_VI " and " AC_VO " be respectively existing voice stream packet, video stream packet, It does one's best four priority queries of stream packet and background stream packet, by the AIFSN parameters of table 2.3 it is found that above-mentioned four classes report Text is seized wireless channel according to sequence from low to high and is received and dispatched, and the AIFSN parameters of " AC_WUR " are set as 1, to ensure The stand-by period that " AC_WUR " accesses channel is less than existing four classes message, that is, station device is set according to the parameter of table 2.3 It sets, it can be with the priority access communications channel higher than above-mentioned four classes message, to obtain the lower line number for being cached in access point apparatus According to optimizing power consumption penalty by reducing the stand-by period, improve data transmit-receive efficiency.
In addition, " CWmin " characterizes competition window (Contending Windows) minimum value, " CWmax " characterizes contention window Mouth (Contending Windows) maximum value, the size of competition window determine average backing off time value, the two numerical value are got over Greatly, the average backing off time of user is longer.
TXOP (Transmission Opportunity, transmission opportunity) limited characterizes user and once competes in table 2.3 Success after, can busy channel maximum time.Numerical value is bigger, user once can busy channel duration it is bigger, if it is 0, A message can only be sent after each busy channel.If a data frame causes greatly very much to be sent in a TXOP It then must fragment.
To sum up, EDCA (Enhanced Distributed Channel Access, the distributed channel access of enhancing) makees For the channel competition mechanism that WMM is defined, high priority message possesses the right preferentially sent than low priority message, the application's The communication plan of WLAN optimizes EDCA parameters by encoding a kind of new wake-up association AC_WUR, improves work Station equipment obtain caching downlink data when access channel priority, reduce the stand-by period, thereby reduce power consumption penalty and Frequency spectrum resource wastes.
Embodiment according to the fourth aspect of the invention, it is proposed that a kind of communication device of WLAN, including：It receives Unit is equipped with access classification information, access classification information is used to wake up associated work for receiving wake-up association in wake-up association After making station equipment, the priority class parameter of station device access communications channel is indicated, wherein priority class parameter is work station Equipment access communications channel is highest level.
In the technical scheme, by the way that access classification information is arranged in wake-up association, and the arbitration of classification information is accessed Number of frame gaps (Arbitration Inter Frame Spacing Number, abbreviation AIFSN) is set as 1, due to 802.11 In agreement, distributed interframe gap (DIFS) is fixed value, and WMM (Wi-Fi Multimedia, Wi-Fi multimedia) is not for Different idle waiting durations can be arranged in same AC (Access Category, access classification), and AIFSN numerical value is bigger, user's The idle waiting time is longer, and AIFSN numerical value is smaller, and the stand-by period the short, obtains the chance bigger of channel, wherein AIFSN is most It is small to be set as 1 so that after station device enters communications status according to wake-up association, with highest priority access communications channel, drop The low waste of power consumption penalty and frequency spectrum resource.
Wherein, above-mentioned wake-up association is wake up frames, the transmission power ratio IEEE802.11 data frames of wake up frames Transmission power wants much lower, and transmission power is up to 1mW (milliwatt) and wake up frames can be management frame.
Meanwhile the receiver for sending wake-up association and data frame (including downlink data) can be the same physical entity, only It is to control its working condition with different internal manipulation instructions in separating in logic, in addition, sending wake-up association and data frame Receiver can also be two physical entities, and wake up between frame receiver and data frame receipt machine there is communication interface, After wake-up frame receiver receives wake up frames, it can be sent to data frame receipt machine by the communication interface and wake up instruction, It is communicated with waking up data frame receipt machine, wherein communication interface can be antenna or transceiver.
In the above-mentioned technical solutions, it is preferable that priority class parameter includes arbitration frame gap parameter, wherein arbitration interframe Gap number is 1.
In the technical scheme, it is 1 by the way that arbitration interframe spacing number is arranged, it is ensured that station device enters logical according to wake-up association After letter state, with highest priority access communications channel, the waste of power consumption penalty and frequency spectrum resource is reduced.
In the above-mentioned technical solutions, it is preferable that further include：First determination unit, for determining that the minimum in broadcast frame is competing Strive window parameter, the first default unit, for according in broadcast frame minimum competition window parameter and the first formula is default wakes up Minimum competition window parameter in frame, the first formula are：CWminFor the minimum competition in wake-up association Window parameter, aCWminFor the minimum competition window parameter in broadcast frame.
In the technical scheme, it is by the minimum competition window parameter being arranged in wake-up association according to the first formulaReduce the back off time of station device access channel.
In the above-mentioned technical solutions, it is preferable that the minimum competition window parameter in wake-up association is greater than or equal to 0.
In the above-mentioned technical solutions, it is preferable that further include：Second determination unit, for determining that the maximum in broadcast frame is competing Strive window parameter, the second default unit, for according in broadcast frame maximum contention window parameter and the second formula is default wakes up Maximum contention window parameter in frame, the second formula are：CWmaxIt is competing for the maximum in wake-up association Strive window parameter, aCWmaxFor the maximum contention window parameter in broadcast frame.
In the technical scheme, it is by the maximum contention window parameter being arranged in wake-up association according to the second formulaSimilarly, the back off time of station device access channel is reduced.
In the above-mentioned technical solutions, it is preferable that further include：Third presets unit, the biography for default access classification information Defeated opportunity parameter is 3.264ms.
In the technical scheme, it is 3.264ms by the transmission opportunity parameter of default access classification information, on the one hand, energy Enough influences for reducing " AC_WUR " to the transmitting-receiving of other types message, on the other hand, also avoid transmission opportunity parameter it is too small when, Receive the low problem of efficiency of downlink data.
Embodiment according to the fifth aspect of the invention, it is proposed that a kind of communication terminal, including such as the third aspect and/or the The communication device for the WLAN that any one of four aspects technical solution proposes, therefore, above-mentioned communication terminal has above-mentioned Whole technique effects of the communication device of one WLAN.
The additional aspect and advantage of the present invention will be set forth in part in the description, and will partly become from the following description Obviously, or practice through the invention is recognized.
Description of the drawings
The above-mentioned and/or additional aspect and advantage of the present invention will become in the description from combination following accompanying drawings to embodiment Obviously and it is readily appreciated that, wherein：
Fig. 1 shows the schematic flow diagram of the communication means of WLAN according to an embodiment of the invention；
Fig. 2 shows the schematic flow diagrams of the communication means of WLAN according to still another embodiment of the invention；
Fig. 3 shows the schematic block diagram of the communication device of WLAN according to an embodiment of the invention；
Fig. 4 shows the schematic block diagram of the communication device of WLAN according to still another embodiment of the invention；
Fig. 5 shows the schematic block diagram of communication terminal according to an embodiment of the invention；
Fig. 6 shows the schematic diagram of EDCA parameters in wake-up association according to an embodiment of the 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 schematic flow diagram of the communication means of WLAN according to an embodiment of the invention.
As shown in Figure 1, the communication means of WLAN according to an embodiment of the invention, including：Step S102, Wake-up association is generated, access classification information is equipped in wake-up association, access classification information is used to wake up associated station device Afterwards, the priority class parameter of station device access communications channel is indicated；Step S104 sends above-mentioned wake-up association, wherein preferential Class parameter is that station device access communications channel is highest level.
In the technical scheme, by the way that access classification information is arranged in wake-up association, and the arbitration of classification information is accessed Number of frame gaps (Arbitration Inter Frame Spacing Number, abbreviation AIFSN) is set as 1, due to 802.11 In agreement, distributed interframe gap (DIFS) is fixed value, and WMM (Wi-Fi Multimedia, Wi-Fi multimedia) is not for Different idle waiting durations can be arranged in same AC (Access Category, access classification), and AIFSN numerical value is bigger, user's The idle waiting time is longer, and AIFSN numerical value is smaller, and the stand-by period the short, obtains the chance bigger of channel, wherein AIFSN is most It is small to be set as 1 so that after station device enters communications status according to wake-up association, with highest priority access communications channel, drop The low waste of power consumption penalty and frequency spectrum resource.
Wherein, above-mentioned wake-up association is wake up frames, the transmission power ratio IEEE802.11 data frames of wake up frames Transmission power wants much lower, and transmission power is up to 1mW (milliwatt) and wake up frames can be management frame.
Meanwhile the receiver for receiving wake-up association and data frame (including downlink data) can be the same physical entity, only It is to control its working condition with different internal manipulation instructions in separating in logic, in addition, receiving wake-up association and data frame Receiver can also be two physical entities, and wake up between frame receiver and data frame receipt machine there is communication interface, After wake-up frame receiver receives wake up frames, it can be sent to data frame receipt machine by the communication interface and wake up instruction, It is communicated with waking up data frame receipt machine, wherein communication interface can be antenna or transceiver.
Be worth it is emphasized that for support reception wake up frames station device for, in order to further drop The power consumption penalty of low station device, the label information usually in claim frame informs that access point apparatus closes TIM mechanism, to keep away Power consumption penalty caused by exempting from periodic wakeup station device, meanwhile, station device can be according to wake-up association accurately and in time Obtain the downlink data of caching.
The wake-up association of the application is denoted as AC_WUR frames, then such as 3.1 He of following table of the field form in 802.11 data frames Shown in table 3.2：
Table 3.1
Table 3.2
Wherein, the ACI (Access of wake up response frames are indicated with reserved bit (" reserved " in table 3.2) Control Index) and ACM (Access Control Mandatory), in addition the AIFSN of wake up response frames is arranged For 1 (idle waiting time).
In order to reduce the power consumption penalty of station device, the communication party of WLAN according to the present invention as much as possible A kind of specific set-up mode of the parameter of AC_WUR frames is given below, as shown in table 3.3 in case：
Table 3.3
Wherein, " AC_BK ", " AC_BE ", " AC_VI " and " AC_VO " be respectively existing voice stream packet, video stream packet, It does one's best four priority queries of stream packet and background stream packet, by the AIFSN parameters of table 3.3 it is found that above-mentioned four classes report Text is seized wireless channel according to sequence from low to high and is received and dispatched, and the AIFSN parameters of " AC_WUR " are set as 1, to ensure The stand-by period that " AC_WUR " accesses channel is less than existing four classes message, that is, station device is set according to the parameter of table 3.3 It sets, it can be with the priority access communications channel higher than above-mentioned four classes message, to obtain the lower line number for being cached in access point apparatus According to optimizing power consumption penalty by reducing the stand-by period, improve data transmit-receive efficiency.
In addition, " CWmin " characterizes competition window (Contending Windows) minimum value, " CWmax " characterizes contention window Mouth (Contending Windows) maximum value, the size of competition window determine average backing off time value, the two numerical value are got over Greatly, the average backing off time of user is longer.
TXOP (Transmission Opportunity, transmission opportunity) limited characterizes user and once competes in table 3.3 Success after, can busy channel maximum time.Numerical value is bigger, user once can busy channel duration it is bigger, if it is 0, A message can only be sent after each busy channel.If a data frame causes greatly very much to be sent in a TXOP It then must fragment.
To sum up, EDCA (Enhanced Distributed Channel Access, the distributed channel access of enhancing) makees For the channel competition mechanism that WMM is defined, high priority message possesses the right preferentially sent than low priority message, the application's The communication plan of WLAN optimizes EDCA parameters by encoding a kind of new wake-up association AC_WUR, improves work Station equipment obtain caching downlink data when access channel priority, reduce the stand-by period, thereby reduce power consumption penalty and Frequency spectrum resource wastes.
Fig. 2 shows the schematic flow diagrams of the communication means of WLAN according to still another embodiment of the invention.
As shown in Fig. 2, embodiment according to the second aspect of the invention, it is proposed that a kind of communication party of WLAN Method, including：Step S202 receives wake-up association, and access classification information is equipped in wake-up association, and access classification information is used to wake up After associated station device, the priority class parameter of station device access communications channel is indicated, wherein priority class parameter It is highest level for station device access communications channel.
In the technical scheme, by the way that access classification information is arranged in wake-up association, and the arbitration of classification information is accessed Number of frame gaps (Arbitration Inter Frame Spacing Number, abbreviation AIFSN) is set as 1, due to 802.11 In agreement, distributed interframe gap (DIFS) is fixed value, and WMM (Wi-Fi Multimedia, Wi-Fi multimedia) is not for Different idle waiting durations can be arranged in same AC (Access Category, access classification), and AIFSN numerical value is bigger, user's The idle waiting time is longer, and AIFSN numerical value is smaller, and the stand-by period the short, obtains the chance bigger of channel, wherein AIFSN is most It is small to be set as 1 so that after station device enters communications status according to wake-up association, with highest priority access communications channel, drop The low waste of power consumption penalty and frequency spectrum resource.
Wherein, above-mentioned wake-up association is wake up frames, the transmission power ratio IEEE802.11 data frames of wake up frames Transmission power wants much lower, and transmission power is up to 1mW (milliwatt) and wake up frames can be management frame.
Meanwhile the receiver for sending wake-up association and data frame (including downlink data) can be the same physical entity, only It is to control its working condition with different internal manipulation instructions in separating in logic, in addition, sending wake-up association and data frame Receiver can also be two physical entities, and wake up between frame receiver and data frame receipt machine there is communication interface, After wake-up frame receiver receives wake up frames, it can be sent to data frame receipt machine by the communication interface and wake up instruction, It is communicated with waking up data frame receipt machine, wherein communication interface can be antenna or transceiver.
The communication means of the WLAN of above-mentioned technical proposal according to the present invention can also have following technology special Sign：
In the above-mentioned technical solutions, it is preferable that priority class parameter includes arbitration frame gap parameter, wherein arbitration interframe Gap number is 1.
In the technical scheme, it is 1 by the way that arbitration interframe spacing number is arranged, it is ensured that station device enters logical according to wake-up association After letter state, with highest priority access communications channel, the waste of power consumption penalty and frequency spectrum resource is reduced.
In the above-mentioned technical solutions, it is preferable that further include：The minimum competition window parameter in broadcast frame is determined, according to wide The minimum competition window parameter in the minimum competition window parameter and the default wake-up association of the first formula in frame is broadcast, the first formula is：CWminFor the minimum competition window parameter in wake-up association, aCWminFor the minimum competition in broadcast frame Window parameter.
In the technical scheme, it is by the minimum competition window parameter being arranged in wake-up association according to the first formulaReduce the back off time of station device access channel.
In the above-mentioned technical solutions, it is preferable that the minimum competition window parameter in wake-up association is greater than or equal to 0.
In the above-mentioned technical solutions, it is preferable that further include：The maximum contention window parameter in broadcast frame is determined, according to wide The maximum contention window parameter in the maximum contention window parameter and the default wake-up association of the second formula in frame is broadcast, the second formula is：CWmaxFor the maximum contention window parameter in wake-up association, aCWmaxIt is competing for the maximum in broadcast frame Strive window parameter.
In the technical scheme, it is by the maximum contention window parameter being arranged in wake-up association according to the second formulaSimilarly, the back off time of station device access channel is reduced.
In the above-mentioned technical solutions, it is preferable that further include：The transmission opportunity parameter of default access classification information is 3.264ms。
In the technical scheme, it is 3.264ms by the transmission opportunity parameter of default access classification information, on the one hand, energy Enough influences for reducing " AC_WUR " to the transmitting-receiving of other types message, on the other hand, also avoid transmission opportunity parameter it is too small when, Receive the low problem of efficiency of downlink data.
Fig. 3 shows the schematic block diagram of the communication device of WLAN according to an embodiment of the invention.
As shown in figure 3, the communication device 300 of WLAN according to an embodiment of the invention, including：Generation unit 302, for generating wake-up association, access classification information is equipped in wake-up association, access classification information is used to wake up associated work After making station equipment, the priority class parameter of station device access communications channel is indicated；Transmission unit 304 wakes up for sending Frame, wherein priority class parameter is that station device access communications channel is highest level.
In the technical scheme, by the way that access classification information is arranged in wake-up association, and the arbitration of classification information is accessed Number of frame gaps (Arbitration Inter Frame Spacing Number, abbreviation AIFSN) is set as 1, due to 802.11 In agreement, distributed interframe gap (DIFS) is fixed value, and WMM (Wi-Fi Multimedia, Wi-Fi multimedia) is not for Different idle waiting durations can be arranged in same AC (Access Category, access classification), and AIFSN numerical value is bigger, user's The idle waiting time is longer, and AIFSN numerical value is smaller, and the stand-by period the short, obtains the chance bigger of channel, wherein AIFSN is most It is small to be set as 1 so that after station device enters communications status according to wake-up association, with highest priority access communications channel, drop The low waste of power consumption and frequency spectrum resource.
Wherein, above-mentioned wake-up association is wake up frames, the transmission power ratio IEEE802.11 data frames of wake up frames Transmission power wants much lower, and transmission power is up to 1mW (milliwatt) and wake up frames can be management frame.
Meanwhile the receiver for receiving wake-up association and data frame (including downlink data) can be the same physical entity, only It is to control its working condition with different internal manipulation instructions in separating in logic, in addition, receiving wake-up association and data frame Receiver can also be two physical entities, and wake up between frame receiver and data frame receipt machine there is communication interface, After wake-up frame receiver receives wake up frames, it can be sent to data frame receipt machine by the communication interface and wake up instruction, It is communicated with waking up data frame receipt machine, wherein communication interface can be antenna or transceiver.
Be worth it is emphasized that for support reception wake up frames station device for, in order to further drop The power consumption penalty of low station device, the label information usually in claim frame informs that access point apparatus closes TIM mechanism, to keep away Power consumption penalty caused by exempting from periodic wakeup station device, meanwhile, station device can be according to wake-up association accurately and in time Obtain the downlink data of caching.
The wake-up association of the application is denoted as AC_WUR frames, then such as 4.1 He of following table of the field form in 802.11 data frames Shown in table 4.2：
Table 4.1
Table 4.2
Wherein, the ACI (Access of wake up response frames are indicated with reserved bit (" reserved " in table 4.2) Control Index) and ACM (Access Control Mandatory), in addition the AIFSN of wake up response frames is arranged For 1 (idle waiting time).
In order to reduce the power consumption penalty of station device, the communication party of WLAN according to the present invention as much as possible A kind of specific set-up mode of the parameter of AC_WUR frames is given below, as shown in table 4.3 in case：
Table 4.3
Wherein, " AC_BK ", " AC_BE ", " AC_VI " and " AC_VO " be respectively existing voice stream packet, video stream packet, It does one's best four priority queries of stream packet and background stream packet, by the AIFSN parameters of table 4.3 it is found that above-mentioned four classes report Text is seized wireless channel according to sequence from low to high and is received and dispatched, and the AIFSN parameters of " AC_WUR " are set as 1, to ensure The stand-by period that " AC_WUR " accesses channel is less than existing four classes message, that is, station device is set according to the parameter of table 4.3 It sets, it can be with the priority access communications channel higher than above-mentioned four classes message, to obtain the lower line number for being cached in access point apparatus According to optimizing power consumption penalty by reducing the stand-by period, improve data transmit-receive efficiency.
In addition, " CWmin " characterizes competition window (Contending Windows) minimum value, " CWmax " characterizes contention window Mouth (Contending Windows) maximum value, the size of competition window determine average backing off time value, the two numerical value are got over Greatly, the average backing off time of user is longer.
TXOP (Transmission Opportunity, transmission opportunity) limited characterizes user and once competes in table 4.3 Success after, can busy channel maximum time.Numerical value is bigger, user once can busy channel duration it is bigger, if it is 0, A message can only be sent after each busy channel.If a data frame causes greatly very much to be sent in a TXOP It then must fragment.
To sum up, EDCA (Enhanced Distributed Channel Access, the distributed channel access of enhancing) makees For the channel competition mechanism that WMM is defined, high priority message possesses the right preferentially sent than low priority message, the application's The communication plan of WLAN optimizes EDCA parameters by encoding a kind of new wake-up association AC_WUR, improves work Station equipment accesses the priority of channel when obtaining caching downlink data, reduce the stand-by period, thereby reduce power consumption and frequency spectrum The wasting of resources.
Fig. 4 shows the schematic block diagram of the communication device of WLAN according to still another embodiment of the invention.
As shown in figure 4, the communication device 400 of WLAN according to an embodiment of the invention, including：Receiving unit 402, for receiving wake-up association, access classification information is equipped in wake-up association, access classification information is used to wake up associated work After making station equipment, the priority class parameter of station device access communications channel is indicated, wherein priority class parameter is work station Equipment access communications channel is highest level.
In the technical scheme, by the way that access classification information is arranged in wake-up association, and the arbitration of classification information is accessed Number of frame gaps (Arbitration Inter Frame Spacing Number, abbreviation AIFSN) is set as 1, due to 802.11 In agreement, distributed interframe gap (DIFS) is fixed value, and WMM (Wi-Fi Multimedia, Wi-Fi multimedia) is not for Different idle waiting durations can be arranged in same AC (Access Category, access classification), and AIFSN numerical value is bigger, user's The idle waiting time is longer, and AIFSN numerical value is smaller, and the stand-by period the short, obtains the chance bigger of channel, wherein AIFSN is most It is small to be set as 1 so that after station device enters communications status according to wake-up association, with highest priority access communications channel, drop The low waste of power consumption and frequency spectrum resource.
Wherein, above-mentioned wake-up association is wake up frames, the transmission power ratio IEEE802.11 data frames of wake up frames Transmission power wants much lower, and transmission power is up to 1mW (milliwatt) and wake up frames can be management frame.
Meanwhile the receiver for sending wake-up association and data frame (including downlink data) can be the same physical entity, only It is to control its working condition with different internal manipulation instructions in separating in logic, in addition, sending wake-up association and data frame Receiver can also be two physical entities, and wake up between frame receiver and data frame receipt machine there is communication interface, After wake-up frame receiver receives wake up frames, it can be sent to data frame receipt machine by the communication interface and wake up instruction, It is communicated with waking up data frame receipt machine, wherein communication interface can be antenna or transceiver.
In the above-mentioned technical solutions, it is preferable that priority class parameter includes arbitration frame gap parameter, wherein arbitration interframe Gap number is 1.
In the technical scheme, it is 1 by the way that arbitration interframe spacing number is arranged, it is ensured that station device enters logical according to wake-up association After letter state, with highest priority access communications channel, the waste of power consumption and frequency spectrum resource is reduced.
In the above-mentioned technical solutions, it is preferable that further include：First determination unit 404, for determining the minimum in broadcast frame Contention window parameter, the first default unit 406, for according in broadcast frame minimum competition window parameter and the first formula it is default Minimum competition window parameter in wake-up association, the first formula are：CWminFor in wake-up association most Small contention window parameter, aCWminFor the minimum competition window parameter in broadcast frame.
In the technical scheme, it is by the minimum competition window parameter being arranged in wake-up association according to the first formulaReduce the back off time of station device access channel.
In the above-mentioned technical solutions, it is preferable that the minimum competition window parameter in wake-up association is greater than or equal to 0.
In the above-mentioned technical solutions, it is preferable that further include：Second determination unit 408, for determining the maximum in broadcast frame Contention window parameter, the second default unit 410, for according in broadcast frame maximum contention window parameter and the second formula it is default Maximum contention window parameter in wake-up association, the second formula are：CWmaxFor in wake-up association most Big contention window parameter, aCWmaxFor the maximum contention window parameter in broadcast frame.
In the technical scheme, it is by the maximum contention window parameter being arranged in wake-up association according to the second formulaSimilarly, the back off time of station device access channel is reduced.
In the above-mentioned technical solutions, it is preferable that further include：Third presets unit 412, for default access classification information Transmission opportunity parameter is 3.264ms.
In the technical scheme, it is 3.264ms by the transmission opportunity parameter of default access classification information, on the one hand, energy Enough influences for reducing " AC_WUR " to the transmitting-receiving of other types message, on the other hand, also avoid transmission opportunity parameter it is too small when, Receive the low problem of efficiency of downlink data.
Fig. 5 shows the schematic block diagram of communication terminal according to an embodiment of the invention.
As shown in figure 5, communication terminal 500 according to an embodiment of the invention, including WLAN as shown in Figure 3 Communication device 300 and/or the as shown in Figure 4 communication device 400 of WLAN, therefore, above-mentioned communication terminal 500 has above-mentioned Whole technique effects of the communication device of any WLAN.
Above-mentioned station device can be smart mobile phone, tablet or PDA, and above-mentioned access point apparatus can be router or pen Remember the equipment such as this.
As shown in fig. 6, EDCA parameters include in wake-up association according to an embodiment of the invention：" Element ID " is for referring to Show information word ID, " Length " is used to indicate length information, and " QOS (Quality Of Service) " has used solution network delay With the technical problems such as obstruction, to ensure that network is made laughs operation.
What is more important, EDCA parameters further include in wake-up association according to an embodiment of the invention：“AC_BK”、“AC_ BE ", " AC_VI " and " AC_VO " and " AC_WUR ", wherein " AC_BK ", " AC_BE ", " AC_VI " and " AC_VO " is respectively existing There are voice stream packet, video stream packet, four priority queries of stream packet and background stream packet of doing one's best, passes through table 1.3, table 2.3, the AIFSN parameters of table 3.3 and table 4.3 it is found that above-mentioned four classes message according to sequence from low to high seize wireless channel into Row transmitting-receiving, and the AIFSN parameters of " AC_WUR " are set as 1, the stand-by period of channel is accessed less than existing with guarantee " AC_WUR " Four class messages, that is, parameter setting of the station device according to table 1.3, table 2.3, table 3.3 and table 4.3, it can be above-mentioned to be higher than The priority access communications channel of four class messages, to obtain the downlink data for being cached in access point apparatus, when being waited for by reducing Between optimize power consumption, improve data transmit-receive efficiency.
The steps in the embodiment of the present invention can be sequentially adjusted, merged and deleted according to actual needs.
Unit in terminal of the embodiment of the present invention can be combined, divided and deleted according to actual needs.
One of ordinary skill in the art will appreciate that all or part of step in the various methods of above-described embodiment is can It is completed with instructing relevant hardware by program, which can be stored in a computer readable storage medium, storage Medium include read-only memory (Read-Only Memory, ROM), random access memory (Random Access Memory, RAM), programmable read only memory (Programmable Read-only Memory, PROM), erasable programmable is read-only deposits Reservoir (Erasable Programmable Read Only Memory, EPROM), disposable programmable read-only memory (One- Time Programmable Read-Only Memory, OTPROM), the electronics formula of erasing can make carbon copies read-only memory (Electrically-Erasable Programmable Read-Only Memory, EEPROM), CD-ROM (Compact Disc Read-Only Memory, CD-ROM) or other disk storages, magnetic disk storage, magnetic tape storage or can Any other computer-readable medium for carrying or storing data.
Technical scheme of the present invention is described in detail above in association with attached drawing, it is contemplated that the wireless local proposed in the related technology The technical issues of power consumption of the communication plan of net is big and frequency spectrum resource wastes, the present invention proposes a kind of communication of WLAN Scheme by the way that access classification information is arranged in wake-up association, and accesses the arbitration interframe spacing number of classification information (Arbitration Inter Frame Spacing Number, abbreviation AIFSN) is set as 1, due in 802.11 agreements, dividing Cloth interframe gap (DIFS) is fixed value, and WMM (Wi-Fi Multimedia, Wi-Fi multimedia) is directed to different AC Different idle waiting durations can be arranged in (Access Category, access classification), and AIFSN numerical value is bigger, the free time of user Stand-by period is longer, and AIFSN numerical value is smaller, and the stand-by period the short, obtains the chance bigger of channel, wherein AIFSN minimums can It is set as 1 so that after station device enters communications status according to wake-up association, with highest priority access communications channel, reduce The waste of power consumption and frequency spectrum resource.
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 suitable for access point apparatus, which is characterized in that the WLAN leads to Letter method includes：
Wake-up association is generated, access classification information is equipped in the wake-up association, the access classification information is used to be associated in wake-up Station device after, indicate the priority parameters of the station device access communications channel；
The wake-up association is sent,
Wherein, it is highest level that the priority class parameter, which is the station device access communications channel,.
2. a kind of communication means of WLAN is suitable for station device, which is characterized in that the WLAN leads to Letter method includes：
Wake-up association is received, access classification information is equipped in the wake-up association, the access classification information is used to be associated in wake-up Station device after, indicate the priority class parameter of the station device access communications channel,
Wherein, it is highest level that the priority class parameter, which is the station device access communications channel,.
3. the communication means of WLAN according to claim 1 or 2, which is characterized in that
The priority class parameter includes arbitration frame gap parameter,
Wherein, the arbitration interframe spacing number is 1.
4. the communication means of WLAN according to claim 1 or 2, which is characterized in that further include：
Determine the minimum competition window parameter in broadcast frame,
According in the broadcast frame minimum competition window parameter and the first formula preset the minimum competition window in the wake-up association Mouth parameter,
First formula is：The CWminFor the minimum competition window ginseng in the wake-up association Number, the aCWminFor the minimum competition window parameter in the broadcast frame.
5. the communication means of WLAN according to claim 4, which is characterized in that
Minimum competition window parameter in the wake-up association is greater than or equal to 0.
6. the communication means of WLAN according to claim 1 or 2, which is characterized in that further include：
Determine the maximum contention window parameter in broadcast frame,
According in the broadcast frame maximum contention window parameter and the second formula preset the maximum contention window in the wake-up association Mouth parameter,
Second formula is：The CWmaxFor the maximum contention window ginseng in the wake-up association Number, the aCWmaxFor the maximum contention window parameter in the broadcast frame.
7. the communication means of WLAN according to claim 1 or 2, which is characterized in that further include：
The transmission opportunity parameter of the default access classification information is 3.264ms.
8. a kind of communication device of WLAN is suitable for access point apparatus, which is characterized in that the WLAN leads to T unit includes：
Generation unit is equipped with access classification information, the access classification information is used for for generating wake-up association in the wake-up association After waking up associated station device, the priority class parameter of the station device access communications channel is indicated；
Transmission unit, for sending the wake-up association,
Wherein, it is highest level that the priority class parameter, which is the station device access communications channel,.
9. a kind of communication device of WLAN is suitable for station device, which is characterized in that the WLAN leads to T unit includes：
Receiving unit is equipped with access classification information, the access classification information is used for for receiving wake-up association in the wake-up association After waking up associated station device, the priority class parameter of the station device access communications channel is indicated,
Wherein, it is highest level that the priority class parameter, which is the station device access communications channel,.
10. the communication device of WLAN according to claim 8 or claim 9, which is characterized in that
The priority class parameter includes arbitration frame gap parameter,
Wherein, the arbitration interframe spacing number is 1.
11. the communication device of WLAN according to claim 8 or claim 9, which is characterized in that further include：
First determination unit, for determining the minimum competition window parameter in broadcast frame,
First default unit, for according in the broadcast frame minimum competition window parameter and the first formula preset the wake-up Minimum competition window parameter in frame,
First formula is：The CWminFor the minimum competition window ginseng in the wake-up association Number, the aCWminFor the minimum competition window parameter in the broadcast frame.
12. the communication device of WLAN according to claim 11, which is characterized in that
Minimum competition window parameter in the wake-up association is greater than or equal to 0.
13. the communication device of WLAN according to claim 8 or claim 9, which is characterized in that further include：
Second determination unit, for determining the maximum contention window parameter in broadcast frame,
Second default unit, for according in the broadcast frame maximum contention window parameter and the second formula preset the wake-up Maximum contention window parameter in frame,
Second formula is：The CWmaxFor the maximum contention window ginseng in the wake-up association Number, the aCWmaxFor the maximum contention window parameter in the broadcast frame.
14. the communication device of WLAN according to claim 8 or claim 9, which is characterized in that further include：
Third presets unit, and the transmission opportunity parameter for presetting the access classification information is 3.264ms.
15. a kind of communication terminal, which is characterized in that including：
The communication device of WLAN as described in any one of claim 8 to 14.
CN201710104375.6A 2017-02-24 2017-02-24 Communication means, communication device and the communication terminal of WLAN Pending CN108513336A (en)

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Publication number Priority date Publication date Assignee Title
CN101212371A (en) * 2006-12-29 2008-07-02 华为技术有限公司 Channel access parameter configuration method, access point, server, and communication system
US20100150116A1 (en) * 2008-12-16 2010-06-17 At&T Intellectual Property I, L.P. Method and Apparatus for Adjusting EDCA Channel Access Parameters
CN102740497A (en) * 2011-04-15 2012-10-17 英特尔公司 Methods and arrangements for channel access in wireless networks
CN106413112A (en) * 2015-08-03 2017-02-15 上海宽带技术及应用工程研究中心 Distributed access method based on service priority improvement

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101212371A (en) * 2006-12-29 2008-07-02 华为技术有限公司 Channel access parameter configuration method, access point, server, and communication system
US20100150116A1 (en) * 2008-12-16 2010-06-17 At&T Intellectual Property I, L.P. Method and Apparatus for Adjusting EDCA Channel Access Parameters
CN102740497A (en) * 2011-04-15 2012-10-17 英特尔公司 Methods and arrangements for channel access in wireless networks
CN106413112A (en) * 2015-08-03 2017-02-15 上海宽带技术及应用工程研究中心 Distributed access method based on service priority improvement

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Application publication date: 20180907