CN101277489B - Control method, system and apparatus for workstation entering electricity-saving mode - Google Patents
Control method, system and apparatus for workstation entering electricity-saving mode Download PDFInfo
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- CN101277489B CN101277489B CN200710073937A CN200710073937A CN101277489B CN 101277489 B CN101277489 B CN 101277489B CN 200710073937 A CN200710073937 A CN 200710073937A CN 200710073937 A CN200710073937 A CN 200710073937A CN 101277489 B CN101277489 B CN 101277489B
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Abstract
The embodiment of the invention provides a control method of workstation entering power saving mode, system and device. The control method of the workstation entering the power saving mode is provided by the embodiment of the invention, the effectively direct links are existed between workstations, the method includes: transmitting a DLS service interaction indication message to a receiving terminal STA according to a DLS service transmission informing message transmitted by the workstation STA; when the DLS service interaction indication message displays the receiving terminal STA having no DLS service interacted, the receiving terminal STA enters the power saving mode. The technical solution of the embodiment of the invention is capable of ensuring STA having no DLS interactive service enter the power saving mode in the effectively DLS, improving the power saving performance of the STA.
Description
Technical field
The present invention relates to wireless communication field, relate in particular to control method, system and the device of workstation entering electricity-saving mode.
Background technology
Traditional WLAN comprises two kinds of latticed forms, and a kind of is BSS (Basic service set, Basic Service Set) network; Another kind is IBSS (Independent basic service set, an independent basic service set) network.The BSS network comprises one or more STA (Station, work station), and service interaction between the STA under the BSS network or the broadcast of STA are transmitted through AP (Access Point, access point).As shown in Figure 1, STA1 has business will send to STA2, and STA1 sends to AP with business earlier, and AP is transmitted to STA2 with business more then.When STA2 was in PS (Power save, economize on electricity) pattern, AP treated that with the service buffer that STA1 sends over the business that again STA1 is sended over after STA2 regains consciousness is transmitted to STA2.
In order to improve efficiency of transmission, can carry out service interaction through setting up DLS (Direct-link setup, direct link is set up) between the STA.As shown in Figure 2, when having business, STA1 to carry out when mutual with STA2, and the step of setting up DLS between STA1 and the STA2 is:
Table 1
| Sequence | Information | Implication | |
| 1 | | Frame type | |
| 2 | Action | The |
|
| 3 | Destination?MAC?Address | The physical address of destination node | |
| 4 | Source?MAC?Address | The physical address of source node | |
| 5 | Capability?Information | The ability information of source node | |
| 6 | DLS?Timeout?Value | The effective time of this DLS | |
| 7 | Supported?rates | The rate information that source node is supported | |
| 8 | Extended?Supported?Rates | The rate information that source node is supported |
Table 2
| | Information | |
| 1 | |
|
| 2 | |
|
| 3 | Status?Code | |
| 4 | Destination?MAC?Address | |
| 5 | Source?MAC?Address | |
| 6 | Capability?Information | |
| 7 | Supported?rates | |
| 8 | Extended?Supported?Rates |
Existing protocol 802.11-REVma-D9.0, regulation exists the STA of effective DLS can not get into the PS pattern, otherwise can cause timer expired in 11.7, removes DLS.The prior art scheme makes the STA that has effective DLS under the situation of business transmission, can not get into the PS pattern, must be in waking state, causes the power consumption of STA bigger.
Summary of the invention
In view of this, the embodiment of the invention proposes a kind of control method, system and device of workstation entering electricity-saving mode, to reduce the power consumption of STA.
The control method of a kind of workstation entering electricity-saving mode that the embodiment of the invention proposes exists effective direct link to set up DLS between the said work station, this method comprises:
Transmitting terminal work station STA sends the professional communication notification messages of DLS, carries the information element that contains the DLSID sign in the professional communication notification messages of said DLS, and said DLSID is designated said DLS identify label;
Send DLS service interaction indication information according to the professional communication notification messages of said DLS to receiving terminal STA;
When said DLS service interaction indication information showed that said receiving terminal STA does not have the DLS business to want mutual, said receiving terminal STA got into energy-saving mode.
The embodiment of the invention also provides a kind of control method of workstation entering electricity-saving mode, and this method comprises:
At a beacon in the frame period; When AP receives the DLS business communication notification messages of STA transmission; The STA that notice has been set up DLS gets into related direct writing stream Indication message ADSIM window, and to carry out the ADSIM frame mutual, and this ADSIM window is at said beacon frame period and next beacon between the frame period; The professional communication notification messages of this DLS utilizes DLSID sign notice AP to have the DLS business to transmit, and wherein DLSID is designated the DLS identify label;
Mutual according to above-mentioned ADSIM frame, there is not the STA of DLS service interaction when said ADSIM window finishes, to get into the PS pattern;
Wherein, the mutual content of said ADSIM frame comprises whether having between the follow-up STA between DLS service interaction and STA and the AP whether service interaction is arranged.
The embodiment of the invention also provides a kind of control system of workstation entering electricity-saving mode, and this system comprises:
Transmitting terminal STA is used to send the professional communication notification messages of DLS, carries the information element that contains the DLSID sign in the professional communication notification messages of said DLS, and said DLSID is designated said DLS identify label;
Access point AP is used for the professional communication notification messages according to above-mentioned DLS, sends DLS service interaction indication information to receiving terminal STA; With
Receiving terminal STA is used for discerning according to above-mentioned DLS service interaction indication information, when this DLS service interaction indication information shows that it does not have the DLS service interaction, directly gets into the PS pattern;
There is effective DLS between said transmitting terminal STA and receiving terminal STA.
The embodiment of the invention also provides a kind of control device of workstation entering electricity-saving mode, and this device comprises:
The DLSID distribution module is distributed DLSID when being used between STA, setting up DLS;
DLS service interaction indication information generation module; Be used for professional communication notification messages according to the DLS of transmitting terminal STA transmission; Generate DLS service interaction indication information, carry the information element of DLSID sign in the professional communication notification messages of said DLS, said DLSID is designated said DLS identify label;
DLS service interaction indication information sending module is used for said DLS service interaction indication information is sent.
The embodiment of the invention also provides a kind of work station, and this work station comprises:
Notification message generation module: be used for when this work station has the professional transmission of DLS, generate the professional communication notification messages of DLS of the information element that carries the DLSID sign;
Receiver module is used to receive DLS service interaction indication information; With
Identification module is used to discern above-mentioned DLS service interaction indication information, when recognition result is a said work station when not having the DLS service interaction, instructs this workstation entering electricity-saving mode.
Through the technical scheme that the embodiment of the invention provides, the DLS service interaction indication that utilizes AP to carry out can make the STA that does not have the DLS interactive service effectively get into energy-saving mode among the DLS, to reduce the power consumption of STA.
Description of drawings
Fig. 1 is a service interaction process sketch map between the STA under the BSS network in the prior art;
Fig. 2 is a process sketch map of setting up DLS in the prior art between the STA;
Fig. 3 is a schematic flow sheet of setting up DLS in the embodiment of the invention between transmitting terminal STA and the receiving terminal STA;
Fig. 4 is the BSS network topology structure sketch map of the embodiment of the invention one, two, three;
Fig. 5 is the method flow diagram of the embodiment of the invention one;
Fig. 6 a is the form sketch map of DSIM IE in the embodiment of the invention one;
Fig. 6 b is the bitmap content sketch map of DSIM IE in the embodiment of the invention one;
Fig. 7 a is the form sketch map of DLSID Announcement IE in the embodiment of the invention one;
Fig. 7 b is the content sketch map of DLSID Announcement IE in the embodiment of the invention one;
Fig. 8 is the form sketch map of DLSID Announcement management frames in the embodiment of the invention one;
Fig. 9 a is the AID set IE form sketch map that only carries receiving terminal work station AID in the embodiment of the invention one;
Fig. 9 b is the AID set IE form sketch map that carries receiving terminal STA and the paired AID of transmitting terminal STA in the embodiment of the invention one;
Figure 10 a is the MAC Address set IE form sketch map that only carries receiving terminal work station MAC Address in the embodiment of the invention one;
Figure 10 b is the MAC Address set IE form sketch map that carries receiving terminal STA and the paired MAC Address of transmitting terminal STA in the embodiment of the invention one;
Figure 11 is the form sketch map of TIM IE in the embodiment of the invention one;
Figure 12 is the method flow diagram of the embodiment of the invention two;
Figure 13 is the method flow diagram of the embodiment of the invention three;
Figure 14 is the system configuration sketch map in the embodiment of the invention four;
Figure 15 is the structural representation of the control device in the embodiment of the invention four;
Figure 16 is the structural representation of work station in the embodiment of the invention four.
Embodiment
For technical scheme that the embodiment of the invention is provided is clearer, will combine accompanying drawing and specific embodiment to elaborate below.
At first introduce below between the transmitting terminal STA be in same AP under and the receiving terminal STA and set up DLS, and the process of AP distribution DLS identify label DLSID.Transmitting terminal STA is related with same AP with receiving terminal STA, and when transmitting terminal STA and receiving terminal STA were related with AP, AP was respectively it and has distributed associated identifiers AID1 and AID2.The concrete steps of present embodiment are as shown in Figure 3:
Step 301, transmitting terminal STA sends DLS to AP and sets up request message, and request is set up DLS with receiving terminal STA.
It is as shown in table 3 that this DLS sets up the request message content, and wherein, DLSID length is two bytes, sets up in the request message at DLS, and it is optional whether to carry the DLSID territory.
Table 3
| | Information | |
| 1 | |
|
| 2 | |
|
| 3 | Destination?MAC?Address | |
| 4 | Source?MAC?Address | |
| 5 | Capability?Information | |
| 6 | DLS?Timeout?Value | |
| 7 | Supported?rates | |
| 8 | Extended?Supported?Rates | |
| 9 | DLSID |
Step 302, AP receives that the DLS that transmitting terminal STA sends sets up request message, if AP judges that this DLS can set up, then for this DLS distributes DLSID, and sends the DLS that carries DLSID to receiving terminal STA and sets up request message.
In this step, the condition of setting up DLS is: receiving terminal STA is related with this AP, and the BSS at transmitting terminal STA and receiving terminal STA place allows direct writing stream, and receiving terminal STA is a work station of supporting QoS.
Step 303, receiving terminal STA receives the DLS that carries DLSID and sets up request message, if receiving terminal STA accepts and should ask, sends DLS to AP and sets up response message.It is as shown in table 4 that this DLS sets up the response message content, and it is optional whether carrying the DLSID territory in this message.
Table 4
| | Information | |
| 1 | |
|
| 2 | |
|
| 3 | Status?Code | |
| 4 | Destination?MAC?Address | |
| 5 | Source?MAC?Address | |
| 6 | Capability?Information | |
| 7 | Supported?rates | |
| 8 | Extended?Supported?Rates | |
| 9 | DLSID |
Step 304, the DLS that AP transmits receiving terminal STA transmission sets up response message to reception STA, and in this message, carries DLSID.
DLS between transmitting terminal STA and the receiving terminal STA sets up and accomplishes.
When technique scheme was set up DLS between transmitting terminal STA and receiving terminal STA, AP was that DLS has distributed DLSID, so that follow-up AP carries out energy-saving mode control to STA.
Introduction for ease of embodiment one, embodiment two and embodiment three; Make up a BSS network topology structure as shown in Figure 4; Wherein, STA1, STA2, STA3 and STA4 are related with same AP, and the AID that AP is respectively its distribution is respectively: AID=5, AID=6, AID=7, AID=8; Set up DLS between STA1 and the STA2, AP distributes DLSID=1 for it; Set up DLS between STA3 and the STA4, AP is that it distributes DLSID=2, and the process of setting up of DLS repeats no more with above-mentioned to introduce the detailed process of setting up DLS between transmitting terminal STA and the receiving terminal STA identical here here.Simultaneously, suppose that STA1 has the DLS business will send to STA2, the DLS service interaction is promptly arranged between STA1 and the STA2; AP has business will send to STA3, and promptly AP and STA3 have service interaction.
Embodiment one
Present embodiment is introduced the DLS service interaction indication information of AP through in beacon beacon frame, carrying in detail, and control STA gets into the PS state, and the beacon frame is a kind of of management frames.As shown in Figure 5, concrete steps are following:
The form of DSIM IE shown in Fig. 6 a, each corresponding DLSID of part virtual bit figure (Partial VirtualBitmap) among the DSIM IE, like first of the virtual bitmap of DLSID=1 counterpart, corresponding second of DLSID=2, and the like.When between the corresponding STA of DLSID the DLS service interaction being arranged; Position 1 in the virtual bitmap of counterpart; The corresponding position 0 of DLSID that does not have the STA of service interaction, or opposite, when between the corresponding STA of DLSID the DLS service interaction being arranged; Position 0 in the virtual bitmap of counterpart does not have the corresponding position 1 of DLSID of the STA of service interaction.In the present embodiment, the DLS service interaction is arranged, their DLSID=1 between STA1 and the STA2; Do not have the DLS service interaction between STA3 and the STA4, their DLSID=2, so among the DSIM IE content of part virtual bit figure shown in Fig. 6 b, 1, the second of the 1st position and other positions 0.Implication for byte location in the virtual bitmap of part and the expression of each byte do can design according to the needs of system here.
The information element that contains the DLSID sign in this step also can be DLSID announcement information element DLSID Announcement IE.The form of DLSID Announcement IE is shown in Fig. 7 a.The corresponding DLSID=1 of DLSID1 among the DLSID Announcement IE, the corresponding DLSID=2 of DLSID=2, and the like.When between the corresponding STA of DLSID the DLS service interaction being arranged; Corresponding DLSID n puts 1; There is not the corresponding DLSID n of DLSID of the STA of service interaction to put 0, or opposite, when between the corresponding STA of DLSID the DLS service interaction being arranged; Corresponding DLSID n puts 0, does not have the corresponding DLSID n of DLSID of the STA of service interaction to put 1.In the present embodiment, the DLS service interaction is arranged, their DLSID=1 between STA1 and the STA2; There is not the DLS service interaction between STA3 and the STA4, their DLSID=2; Then, the content of DLSID Announcement IE is shown in Fig. 7 b, and the value of DLSID1 is 0000000000000001, and promptly the bitmap primary importance 1; The value of DLSID2 is 0000000000000000, i.e. the second place 0 of bitmap.Implication for byte location among the DLSIDAnnouncement IE and the expression of each byte do can also design according to the needs of system here.
In the present embodiment, the DLSID indication information can utilize DSIM IE or DLSID Announcement IE to indicate, and its concrete format and content repeats no more with described in the step 501 here.When utilizing DLSID Announcement IE to indicate, DLSID Announcement IE also can be carried by another kind of management frames DLSID Announcement management frames, and the form of DLSID Announcement management frames is as shown in Figure 8.
In addition, the DLSID indication information in this step 502 can also replace with following three kinds of DLS service interaction indication informations:
(1) AID indication information; This AID indication information utilizes associated identifiers collection information element AID set IE to indicate; The form of AID set IE has two kinds: a kind of is the AID that shown in Fig. 9 a, only carries receiving terminal STA, and another kind is shown in Fig. 9 b, to carry receiving terminal STA and the paired AID of transmitting terminal STA, wherein; The AID of transmitting terminal STA is AIDT n, and the AID of receiving terminal STA is AIDR n.There is the corresponding AID n of STA of service interaction to put 1, do not have the corresponding AID n of STA of service interaction to put 0, perhaps opposite, there is the corresponding AID n of STA of service interaction to put 0, there is not the corresponding AID n of STA of service interaction to put 1.In addition, the format and content of AID set IE can also design according to system's needs.
(2) Media Access Control Address MAC Address indication information; This MAC Address indication information utilizes Media Access Control Address collection information element MAC Address set IE to indicate; The form of MAC Address set IE has two kinds: a kind of is the MAC Address that shown in Figure 10 a, only carries receiving terminal STA, and another kind is shown in Figure 10 b, to carry receiving terminal STA and the paired MAC Address of transmitting terminal STA.There is the corresponding MAC Address n of STA of service interaction to put 1; There is not the corresponding MAC Address n of STA of service interaction to put 0; Perhaps opposite, there is the corresponding MAC Address n of STA of service interaction to put 0, there is not the corresponding MAC Address n of STA of service interaction to put 1.In addition, the format and content of MAC Address set IE can also design according to the needs of system.
(3) utilize professional indicator diagram information element TIM IE to carry out the AID indication of AP and the DLSID indication of STA simultaneously; The form of TIM IE is shown in figure 11; DTIM number (Delivery TrafficIndication message Count wherein; Send professional indication information number) the next DTIM of expression arrive before the number that occurs of beacon, if this parameter is set to 0, represent that current TIM is exactly DTIM; The number in the beacon cycle between continuous two DTIMs of DTIM cycle (DTIM Period) expression.
In the prior art, TIM IE utilizes AID indication AP service interaction, and the embodiment of the invention is utilized the position of not conflicting with the AID indication in the virtual bitmap of the part of TIM IE (Partial Virtual Bitmap), carries out the DLSID indication simultaneously.In the present embodiment; The primary importance 1 expression STA1 and the STA2 of the virtual bitmap of part have the DLS service interaction, service interaction are arranged, other positions 0 at the 7th position 1 expression STA3 and AP; Perhaps opposite; The primary importance 0 expression STA1 and the STA2 of the virtual bitmap of part have the DLS service interaction, service interaction are arranged, other positions 1 at the 7th position 0 expression STA3 and AP.In addition, the format and content of TIM IE can also design according to the needs of system.
In this step; According in the step 502 except that the DLSID indication information three kinds of DLS service interaction indication informations, STA2 and STA4 can make corresponding identification equally, STA2 identifies it and STA1 has the DLS service interaction; Keep clear-headed, up to accomplishing with the DLS service interaction of STA1; STA4 identifies it and AP, STA3 do not have service interaction, directly gets into the PS pattern.The indication of STA3 through TIM IE identifies it with AP has service interaction, so STA3 keeps regaining consciousness, accomplishes up to service interaction.
Need to prove, because the STA1 among the above-mentioned steps 501-503 initiates the DLS service interaction, so before the DLS service interaction that it is initiated is accomplished, keep waking state always.
The technical scheme that present embodiment proposes, when having effective DLS, AP utilizes management frames control STA to get into the PS state; STA is through carrying the service interaction indication information in management frames; Whether have service interaction, do not have the STA of service interaction directly to get into the PS state if discerning it, reduce the power consumption of STA.
Embodiment two
Present embodiment is introduced AP in detail through carrying the information that contains the indication of DLS service interaction in the broadcast, and control STA gets into the PS state.Shown in figure 12, the concrete steps of present embodiment are following:
In the present embodiment; The message that contains the DLSID indication information comprises the message that contains DSIM IE or contains the message of DLSID Announcement IE; Concrete form, content and the indicating mode of DSIM IE and DLSID Announcement IE repeat no more with described in the step 501 here.
In addition, the message that contains the DLSID indication information in this step 1202 can also replace with following three kinds of broadcasts:
(1) contains the message of AID indication information, as contain the message of AID set IE;
(2) contain the message of MAC Address indication information, as contain the message of MAC Address set IE;
(3) contain the message of AID indication and DLSID indication simultaneously, as contain the message of TIM IE.Above-mentioned AID set IE, MAC Address set IE and TIM IE, form, content and indicating mode be identical with corresponding contents in the step 502, repeat no more here.
In this step; According in the step 1202 except that containing the DLSID Indication message three kinds of broadcasts, STA2 and STA4 can make corresponding identification equally, STA2 identifies it and STA1 has the DLS service interaction; Keep clear-headed, up to accomplishing with the DLS service interaction of STA1; STA4 identifies it and AP, STA3 do not have service interaction, directly gets into the PS pattern.STA3 identifies it with AP has service interaction through containing the broadcast of TIM IE indication, and STA3 keeps regaining consciousness, and accomplishes up to service interaction.
The technical scheme that present embodiment proposes, when having effective DLS, AP controls STA through the broadcast of sending and gets into the PS state, makes the STA that does not have service interaction directly get into the PS state, reduces the power consumption of STA.
Embodiment three
Present embodiment is introduced a kind of in effective DLS, and AP utilizes related direct writing stream Indication message ADSIM window control STA to get into the method for energy-saving mode.Concrete steps are shown in figure 13:
The technical scheme that present embodiment proposes, when having effective DLS, AP controls STA through the ADSIM window and gets into the PS state, makes the STA that does not have service interaction directly get into the PS state, reduces the power consumption of STA.
Embodiment four
Present embodiment is presented among effective DLS, and STA gets into the control system and the device of energy-saving mode, and shown in figure 14, this system comprises: STA1, set up STA2 and the STA3 of DLS and the AP related with them with STA1.
STA1 sends the professional communication notification messages of DLS to AP, and it has the DLS business will be transferred to STA2 to inform AP; AP sends DLS service interaction indication information and gives STA2 and STA3 according to the professional communication notification messages of this DLS; STA3 identifies it according to said DLS service interaction indication information does not have professional the wanting of DLS directly to get into the PS pattern alternately; STA2 identifies it according to said DLS service interaction indication information has DLS professional mutual, keeps clear-headed, sends the DLS business request information to STA1, carries out the DLS service interaction with STA1.
Comprise a control device 1500 that in effective DLS, gets into energy-saving mode in this system, this device can be positioned at AP inside, also can be connected the AP outside.Shown in figure 15, this device comprises: DLSID distribution module 1501, AID distribution module 1502, DLS service interaction indication information generation module 1503 and DLS service interaction indication information sending module 1504.
Work station STA in the present embodiment, shown in figure 16, work station STA1600 comprises: notification message generation module 1601, receiver module 1602 and identification module 1603.
When notification message generation module 1601 has the professional transmission of DLS at STA, generate the professional communication notification messages of DLS of the information element that carries the DLSID sign; The DLS service interaction indication information that receiver module 1602 receives from AP; These DLS service interaction indication informations of identification module 1603 identification when recognition result does not have the DLS service interaction for this work station, instruct this workstation entering electricity-saving mode.
In the present embodiment, type, content and the form of professional communication notification messages of DLS and DLS service interaction indication information repeat no more with embodiment one and embodiment two here.
In sum, the STA that the embodiment of the invention provides gets into control method, system and the device of energy-saving mode, between STA, exists in effective DLS, makes the STA that does not have service interaction directly get into the PS state, reduces the power consumption of STA.
Claims (20)
1. the control method of a workstation entering electricity-saving mode exists effective direct link to set up DLS between the said work station, it is characterized in that said method comprises:
Transmitting terminal work station STA sends the professional communication notification messages of DLS, carries the information element that contains the DLSID sign in the professional communication notification messages of said DLS, and said DLSID is designated said DLS identify label;
Send DLS service interaction indication information according to the professional communication notification messages of said DLS to receiving terminal STA;
When said DLS service interaction indication information showed that said receiving terminal STA does not have the DLS business to want mutual, said receiving terminal STA got into energy-saving mode.
2. method according to claim 1; It is characterized in that; Said method further comprises: when said DLS service interaction indication information showed that said receiving terminal STA has the DLS business to want mutual, it is clear-headed that said receiving terminal STA keeps, and accomplishes up to the DLS service interaction.
3. method according to claim 1 is characterized in that, further comprises before the said method:
When between STA, setting up DLS, for said DLS distributes DLS identify label DLSID.
4. method according to claim 1 is characterized in that, the information element of the said DLSID of containing sign is: direct writing stream Indication message information element DSIM IE, or direct link is set up identifier announcement information element DLSID Announcement IE.
5. method according to claim 1; It is characterized in that said DLS service interaction indication information is: DLSID indication information or associated identifiers AID indication information or media access control MAC address indication information or comprise AID indication simultaneously and the information of DLSID indication.
6. method according to claim 5 is characterized in that, the send mode of said DLS service interaction indication information comprises: in management frames, carry said DLS service interaction indication information, or in broadcast, send said DLS service interaction indication information.
7. method according to claim 6 is characterized in that, said management frames is a beacon beacon frame.
8. method according to claim 6 is characterized in that, said DLSID indication information comprises: DSIM IE or DLSID Announcement IE.
9. method according to claim 1 is characterized in that, said transmitting terminal work station STA sends the professional communication notification messages of DLS and gives access point AP.
10. the control method of a workstation entering electricity-saving mode is characterized in that, said method comprises:
At a beacon in the frame period; When AP receives the professional communication notification messages of DLS that STA sends; The STA that notice has been set up DLS gets into related direct writing stream Indication message ADSIM window, and to carry out the ADSIM frame mutual, and said ADSIM window is at said beacon frame period and next beacon between the frame period; The professional communication notification messages of this DLS utilizes DLSID sign notice AP to have the DLS business to transmit, and wherein DLSID is designated the DLS identify label;
Mutual according to said ADSIM frame, there is not the STA of DLS service interaction when said ADSIM window finishes, to get into the PS pattern;
Wherein, the mutual content of said ADSIM frame comprises whether having between the follow-up STA between DLS service interaction and STA and the AP whether service interaction is arranged.
11. method according to claim 10 is characterized in that, further comprises before the said method:
When between STA, setting up DLS, for said DLS distributes DLSID.
12. method according to claim 11 is characterized in that, the professional communication notification messages of the DLS that said STA sends utilizes DLSID sign notice AP to have the DLS business to transmit.
13. the control system of a workstation entering electricity-saving mode, said system comprise transmitting terminal STA, access point AP and receiving terminal STA, it is characterized in that,
Said transmitting terminal STA is used to send the professional communication notification messages of DLS, carries the information element that contains the DLSID sign in the professional communication notification messages of said DLS, and said DLSID is designated said DLS identify label;
Said access point AP is used for the professional communication notification messages according to said DLS, sends DLS service interaction indication information;
Said receiving terminal STA is used for discerning according to said DLS service interaction indication information, when said DLS service interaction indication information shows that it does not have the DLS service interaction, directly gets into the PS pattern;
There is effective DLS between said transmitting terminal STA and the receiving terminal STA.
14. system according to claim 13 is characterized in that, said AP further comprises:
The DLSID distribution module is used for when said transmitting terminal STA and receiving terminal STA set up DLS, distributing DLSID;
DLS service interaction indication information generation module is used for generating DLS service interaction indication information according to the professional communication notification messages of DLS; With
DLS service interaction indication information sending module is used for said DLS service interaction indication information is sent.
15. system according to claim 14; It is characterized in that the DLS service interaction indication information that said DLS service interaction indication information generation module generates comprises: DLSID indication information or AID indication information or MAC Address indication information or comprise the AID indication simultaneously and the information of DLSID indication.
16. system according to claim 14; It is characterized in that; The send mode of said DLS service interaction indication information sending module comprises: in management frames, carry said DLS service interaction indication information, or in broadcast, send said DLS service interaction indication information.
17. the control device of a workstation entering electricity-saving mode is characterized in that, said device comprises:
The DLSID distribution module is distributed DLSID when being used between STA, setting up DLS;
DLS service interaction indication information generation module; Be used for professional communication notification messages according to the DLS of transmitting terminal STA transmission; Generate DLS service interaction indication information, carry the information element of DLSID sign in the professional communication notification messages of said DLS, said DLSID is designated said DLS identify label;
DLS service interaction indication information sending module is used to send said DLS service interaction indication information.
18. device according to claim 17; It is characterized in that; The send mode of said DLS service interaction indication information sending module comprises: in management frames, carry said DLS service interaction indication information, or in broadcast, send said DLS service interaction indication information.
19. device according to claim 17; It is characterized in that the DLS service interaction indication information that said DLS service interaction indication information generation module generates comprises: DLSID indication information or AID indication information or MAC Address indication information or comprise the AID indication simultaneously and the information of DLSID indication.
20. a work station is characterized in that, said work station comprises:
Notification message generation module: be used for when said work station has the professional transmission of DLS, generate the professional communication notification messages of DLS of the information element that carries the DLSID sign;
Receiver module is used to receive DLS service interaction indication information; With
Identification module is used to discern said DLS service interaction indication information, when recognition result is a said work station when not having the DLS service interaction, instructs said workstation entering electricity-saving mode.
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| CN200710073937A CN101277489B (en) | 2007-03-31 | 2007-03-31 | Control method, system and apparatus for workstation entering electricity-saving mode |
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| CN200710073937A CN101277489B (en) | 2007-03-31 | 2007-03-31 | Control method, system and apparatus for workstation entering electricity-saving mode |
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| CN102740354B (en) * | 2011-04-15 | 2015-04-15 | 华为终端有限公司 | Method and device for informing and obtaining indication message of data to be received |
| CN103297954B (en) * | 2012-02-24 | 2016-12-14 | 华为技术有限公司 | A kind of associated identifiers distribution method and device |
| CN103313201B (en) | 2012-03-14 | 2018-04-10 | 中兴通讯股份有限公司 | The sending method and device of business configured information |
| US9144072B2 (en) * | 2012-09-07 | 2015-09-22 | Intel Corporation | Methods and arrangements to assign slots in restricted access windows in wireless networks |
| US9292077B2 (en) * | 2013-01-04 | 2016-03-22 | Qualcomm Incorporated | Methods and apparatus for efficient service layer assistance for modem sleep operations |
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| CN1574829A (en) * | 2003-06-12 | 2005-02-02 | 财团法人工业技术研究院 | Method and system for power-saving in a wireless local area network |
| CN1738216A (en) * | 2004-08-19 | 2006-02-22 | 日本电气株式会社 | Optimize the method for the energy consumption at the station in the wireless network |
| CN1826763A (en) * | 2003-07-24 | 2006-08-30 | 思科技术公司 | A uniform power save method for 802.11e stations |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1574829A (en) * | 2003-06-12 | 2005-02-02 | 财团法人工业技术研究院 | Method and system for power-saving in a wireless local area network |
| CN1826763A (en) * | 2003-07-24 | 2006-08-30 | 思科技术公司 | A uniform power save method for 802.11e stations |
| CN1738216A (en) * | 2004-08-19 | 2006-02-22 | 日本电气株式会社 | Optimize the method for the energy consumption at the station in the wireless network |
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