CN105357747A

CN105357747A - Method and device for reducing energy consumption of wireless access point

Info

Publication number: CN105357747A
Application number: CN201510703490.6A
Authority: CN
Inventors: 彭初刚
Original assignee: Shenzhen Youke Yunlian Technology Co Ltd
Current assignee: Shenzhen Youke Yunlian Technology Co Ltd
Priority date: 2015-10-26
Filing date: 2015-10-26
Publication date: 2016-02-24
Anticipated expiration: 2035-10-26
Also published as: CN105357747B

Abstract

The invention is applicable to the technical field of wireless local area network communication, and provides a method for reducing energy consumption of a wireless access point. The method comprises the following steps: judging a condition that the wireless access point enters dormancy, and transmitting an antenna close instruction to an antenna, so as to close the antenna; at the same time, timing the antenna close, and when a timing value of the antenna close reaches a dormancy cycle value, then repeating the above steps. The scheme of the invention controls the closing and opening of the antenna by an internal timing method; when the wireless access point is not associated with an associated wireless terminal or the wireless access point is connected with the wireless terminal by means of MIMO (Multiple Input Multiple Output), then the antenna is circularly opened and closed by timing, so as to reduce the energy consumption of the wireless access point; especially, when the wireless access point only has one antenna, the energy consumption of the wireless access point can be greatly reduced and the cruising ability of the wireless access point can be greatly enhanced.

Description

A kind of method and device reducing WAP (wireless access point) energy consumption

Technical field

The invention belongs to communication technical field, particularly relate to a kind of method and the device that reduce WAP (wireless access point) energy consumption.

Background technology

In wireless LAN communication field, WAP (wireless access point) is a wireless local network connecting point, is commonly called as " focus ".Along with the fast development of economy, the personnel such as trade, tourism go on business and person-time to increase, and often will carry out access network by Wi-Fi when going out, and thus to WAP (wireless access point), particularly the demand of portable mobile wireless access point also just increases sharply.

Based on this present situation, people to the performance of WAP (wireless access point) also with regard to growing interest, the particularly flying power of WAP (wireless access point); Antenna, as the module of WAP (wireless access point) transmitting-receiving message, is often in and opens and transmitting-receiving message status, consume a large amount of electric energy; But in actual use procedure, do not need antenna at every moment in running order, so antenna often can do a large amount of useless work, thus cause more unnecessary energy consumption, reduce the flying power of WAP (wireless access point).

WAP (wireless access point) and wireless terminal can pass through MIMO (MultipleInputMultipleOutput, multi-input multi-output system) mode or non-MIMO method connects.At present, the scheme setting up the reduction energy consumption that MIMO is connected for WAP (wireless access point) and wireless terminal is more, the connection that WAP (wireless access point) and wireless terminal are set up with MIMO method, and WAP (wireless access point) can reduce the energy consumption of unlimited access point by closed portion antenna.

But, when WAP (wireless access point) is connected with non-MIMO method with wireless terminal, when particularly WAP (wireless access point) only has a transmitting antenna, in existing wireless LAN communication agreement and scheme, there is no the method for relevant reduction WAP (wireless access point) energy consumption, and when WAP (wireless access point) does not associate with wireless terminal, antenna can be in opening always, there is no the method for corresponding reduction energy consumption, farthest cannot strengthen the flying power of WAP (wireless access point).

Summary of the invention

The embodiment of the present invention provides a kind of method reducing WAP (wireless access point) energy consumption, be intended to solve when WAP (wireless access point) is connected with non-MIMO method with wireless terminal, when particularly WAP (wireless access point) only has a transmitting antenna, in existing wireless LAN communication agreement and scheme, there is no the method for relevant reduction WAP (wireless access point) energy consumption, and when WAP (wireless access point) does not associate with wireless terminal, antenna can be in opening always, there is no the method for corresponding reduction energy consumption, farthest cannot strengthen the problem of the flying power of WAP (wireless access point).

The embodiment of the present invention is achieved in that a kind of method reducing WAP (wireless access point) energy consumption, comprises the steps:

To antenna transmitting antenna open command, to open antenna, start antenna simultaneously and open timing;

Open clocking value when antenna and reach activity periods value, and during timing opened by described antenna in, when described WAP (wireless access point) associate with wireless terminal all the time, to the out code of described antenna transmitting antenna, to close antenna, start antenna closedown timing simultaneously;

When antenna closedown clocking value reaches dormancy period value, repeat above-mentioned steps.

Reduce a method for WAP (wireless access point) energy consumption, it is characterized in that, described method comprises:

To antenna transmitting antenna open command, to start described antenna;

Receive the air message of the wireless terminal transmission associated, if judge, described air message carries sleep request, then to the out code of described antenna transmitting antenna, to close described antenna, start antenna simultaneously and close timing;

Reduce a device for WAP (wireless access point) energy consumption, it is characterized in that, described device comprises:

Unit opened by antenna, for antenna transmitting antenna open command, to start antenna;

Timing unit opened by antenna, and the moment for opening with antenna is time zero, starts antenna and opens timing;

Antenna cuts out identifying unit, reaches activity periods value for opening clocking value when antenna, and during timing opened by described antenna in, when described WAP (wireless access point) associate with described wireless terminal all the time, judge closedown antenna;

Antenna closing unit, for the out code of described antenna transmitting antenna, to close antenna;

Antenna cuts out timing unit, and the moment for closing with antenna is time zero, starts antenna and closes timing; And

Identifying unit opened by antenna, for when antenna closedown clocking value reaches dormancy period value, judges to open antenna.

Unit opened by antenna, for antenna transmitting antenna open command, to start described antenna, receives the air message of the wireless terminal transmission associated;

Antenna cuts out identifying unit, if for judging that described air message carries sleep request, then judges to close antenna;

Antenna closing unit, for the out code of described antenna transmitting antenna, to close described antenna;

Antenna cuts out timing unit, for from the described antenna of closedown, starts antenna and closes timing; And

Identifying unit opened by antenna, for when antenna closedown clocking value reaches dormancy period value, judges to need to open antenna.

The embodiment of the present invention by judging that WAP (wireless access point) reaches the condition entering dormancy, then to the out code of antenna transmitting antenna, to close antenna, start antenna simultaneously and close timing, when antenna closedown clocking value reaches default dormancy period value, open antenna, repeat above-mentioned steps; This programme carrys out closedown and the unlatching of control antenna by the method for internal clocking, when WAP (wireless access point) and wireless terminal connect with non-MIMO method or WAP (wireless access point) does not associate with wireless terminal, circulating close-open antenna is carried out by timing, to reduce the energy consumption of WAP (wireless access point), when particularly WAP (wireless access point) only has an antenna, greatly can reduce the energy consumption of WAP (wireless access point), thus greatly strengthen the flying power of WAP (wireless access point).

Accompanying drawing explanation

Fig. 1 is a kind of implementation environment figure reducing the system of WAP (wireless access point) energy consumption that the embodiment of the present invention provides;

Fig. 2 is a kind of method flow diagram reducing WAP (wireless access point) energy consumption that first embodiment of the invention provides;

Fig. 3 is a kind of method flow diagram reducing WAP (wireless access point) energy consumption that second embodiment of the invention provides;

Fig. 4 is a kind of structure drawing of device reducing WAP (wireless access point) energy consumption that third embodiment of the invention provides;

Fig. 5 is a kind of structure drawing of device reducing WAP (wireless access point) energy consumption that fourth embodiment of the invention provides.

Embodiment

In order to make object of the present invention, technical scheme and advantage clearly understand, below in conjunction with drawings and Examples, the present invention is further elaborated.Should be appreciated that specific embodiment described herein only in order to explain the present invention, be not intended to limit the present invention.

The embodiment of the present invention is when judging that WAP (wireless access point) reaches the condition entering dormancy, to the out code of antenna transmitting antenna, to close antenna, start antenna simultaneously and close timing, when antenna closedown clocking value reaches dormancy period value, repeat above-mentioned steps, carry out circulating close-open antenna by timing, with reduce the energy consumption of WAP (wireless access point), particularly WAP (wireless access point) only have an antenna time, greatly can reduce the energy consumption of WAP (wireless access point), thus greatly strengthen the flying power of WAP (wireless access point).

Fig. 1 shows a kind of implementation environment figure reducing the system of WAP (wireless access point) energy consumption that the embodiment of the present invention provides, and for convenience of explanation, the part relevant to the embodiment of the present invention is only shown.

In one embodiment of the invention, communication entity mainly comprises wireless access point device, wireless terminal device etc., and the wireless access point device in the present invention is the core apparatus of system, mainly comprises external network interface, antenna and process module etc.

Wherein, the external network interface of WAP (wireless access point) is used for communicating with external network, and can Cache Communication data, and this external network interface can be communicated with external network or Ethernet by wired mode; Also wirelessly can communicate with external network, such as, move 3G data card, infrared, the wireless communication mode access network such as bluetooth, WIFI, sound wave, ZigBee by device.The antenna of wireless access point device can receive and send datagram, in the present invention, the antenna of wireless access point device can and wireless terminal between carry out reception and the transmission of message.In the present invention, the process module of WAP (wireless access point) is for the treatment of receiving the message of coming, and controls and perform the flow process of the reduction energy consumption in this programme.

Wireless terminal device can communicate with WAP (wireless access point), transmitting/receiving wireless message, and this wireless terminal device can be cell phone, intelligent terminal, Wireless Communication Equipment etc.

In embodiments of the present invention, the process module of wireless access point device can monitor the situation that antenna receives message, when reaching program requirement, then can perform the flow process reducing energy consumption.

First embodiment:

A kind of method flow diagram reducing WAP (wireless access point) energy consumption that Fig. 2 provides for first embodiment of the invention, details are as follows:

In step s 201, to antenna transmitting antenna open command, to start antenna.

In one embodiment of the invention, when starting the system power supply of WAP (wireless access point), WAP (wireless access point) obtains electric energy, and carries out initialization, and now WAP (wireless access point) not yet associates with wireless terminal; When WAP (wireless access point) and all wireless terminals stop associating time, now WAP (wireless access point) enters the state do not associated with wireless terminal, and under both of these case, system default opens antenna.Or when WAP (wireless access point) judges to open antenna, an antenna open command can be sent, to open antenna to antenna.

In one embodiment of the invention, antenna can be opened by two kinds of modes: according to antenna open command, the power switch of antenna is set to closure state; Or according to this antenna open command, open the power amplifier corresponding with antenna, thus start antenna, make antenna can transmitting/receiving wireless message.

In one embodiment of the invention, after starting antenna, if WAP (wireless access point) is not connected with wireless terminal, then WAP (wireless access point) can eat dishes without rice or wine initiatively to send beacon message in environment by this day alignment, and the air message in reception environment, and respond the network detection request message of the wireless terminal of eating dishes without rice or wine in environment.

In step S202, timing opened by antenna.

In one embodiment of the invention, when WAP (wireless access point) starts antenna, can send timing notice to the first timer in WAP (wireless access point), the first timer receives this timing notice, then start timing immediately, and this timing course is called that timing opened by antenna.Antenna is opened timing and whether is reached default duration for the duration judging antenna and be in opening.First timer can be the combination of software, hardware or software restraint in WAP (wireless access point), also can be the plug-in unit of some existing software, specifically not limit.

Step S203, judges that antenna is opened clocking value and whether reached activity periods value, if judged result is no, then enters step S204; If the determination result is YES, then step S205 is entered.

In one embodiment of the present of invention, activity periods value is a preset value, and the antenna that this activity periods value sets WAP (wireless access point) is in the duration of opening; Can set flexibly according to the requirement of the experience of the relevant parameter of practical application sight, equipment, technical staff or technical scheme.

In another embodiment of the present invention, this dormancy period value also can be entry values, namely provides guidance panel to allow technical staff or user carry out flexible typing according to the actual requirements.

In one embodiment of the invention, judge that antenna is opened clocking value and whether reached in the process of activity periods value, also to judge whether WAP (wireless access point) associates with wireless terminal, then step S204 is entered, when then entering step S205 when antenna unlatching clocking value reaches activity periods value when antenna unlatching clocking value does not reach activity periods value.

Step S204, judges whether described WAP (wireless access point) associates with wireless terminal, if judged result is no, then continues the method for step S202; If the determination result is YES, then flow process terminates.

As one embodiment of the present of invention, in during timing opened by antenna, judged whether that wireless terminal associates with WAP (wireless access point), determination methods is as follows.

From timing opened by beginning antenna, if judge, antenna is opened clocking value and is not reached activity periods value, then judge whether that wireless terminal associates with WAP (wireless access point), if judged result is no, then continue antenna and open timing, namely jump to step S202, open timing to continue antenna and judge that antenna is opened clocking value and whether reached activity periods value, so circulating; When judging whether that the judged result that wireless terminal associates with WAP (wireless access point) is yes, then this flow process terminates, to carry out the operation associated of WAP (wireless access point) and wireless terminal.

Step S205, to the out code of described antenna transmitting antenna, to close antenna.

In one embodiment of the invention, after receiving antenna out code, the power switch of antenna can be set to off state, namely stop powering to the antenna of WAP (wireless access point); Or close the power amplifier corresponding with the antenna of WAP (wireless access point), enter closed condition to make the antenna of WAP (wireless access point); The embodiment of the present invention is carried out the opening and closing of control antenna, therefore the energy consumption opening and closing antenna is few, because this programme is the time of being carried out control antenna opening and closing by the mode of timing, so whole antennas can be closed, therefore need not monitoring antenna be reserved, thus more economize on electricity.

Step S206, antenna cuts out timing.

As one embodiment of the present of invention, when WAP (wireless access point) performs the operation of closing whole antenna, timing notice can be sent immediately to the second timer in WAP (wireless access point), second timer starts timing after receiving timing notice immediately, this timing course is that antenna cuts out timing, closes timing judge whether the time that dormancy continues exceedes the default cycle by antenna; Second timer can be the combination of software, hardware or software restraint in WAP (wireless access point), also can be the plug-in unit of some existing software.

Step S207, judges that antenna cuts out clocking value and whether reaches dormancy period value, if judged result is no, then enters step S206, continue antenna and close timing; If the determination result is YES, then enter step S201, repeat above-mentioned steps.

As one embodiment of the present of invention, dormancy period value is a preset value, and this dormancy period value is used for the duration that antenna is placed in closed condition by regulation WAP (wireless access point); This dormancy period value sets flexibly according to the requirement of the relevant parameter of practical application sight, equipment, the experience of technical staff or technical scheme.

In another embodiment of the present invention, dormancy period value is an entry values, provides guidance panel allow technical staff or user typing according to the actual requirements.

In embodiments of the present invention, program judges that antenna cuts out clocking value and whether reaches dormancy period value, judged result is no, then continue antenna and close timing, if the determination result is YES then illustrate that antenna cuts out clocking value and reaches dormancy period value, explanation dormancy period terminates, and enters step S201, to repeat the flow process of step S201 to S207.

Above-described embodiment, by antenna transmitting antenna open command, to open antenna, starts antenna simultaneously and opens timing; Open clocking value when antenna and reach activity periods value, and during timing opened by described antenna in, when not having described wireless terminal to associate with described WAP (wireless access point) all the time, to the out code of described antenna transmitting antenna, to close antenna, start antenna simultaneously and close timing; When antenna closedown clocking value reaches dormancy period value, repeat above-mentioned steps; This programme carrys out the closedown of control antenna by the mode of timing and opens the duration, without the need to reserved monitoring antenna, if do not have wireless terminal to associate with WAP (wireless access point) all the time, then WAP (wireless access point) can circulate and perform above-mentioned flow process to reduce the energy consumption of WAP (wireless access point), particularly when WAP (wireless access point) only has an antenna time, greatly can be reduced the energy consumption of WAP (wireless access point) by the method for this programme, thus at utmost strengthen the flying power of WAP (wireless access point).

As a refinement embodiment of the present invention, in above-mentioned steps S204, judge that the method whether described WAP (wireless access point) associates with wireless terminal is as follows:

As one embodiment of the present of invention, WAP (wireless access point) can carry out record to the MAC Address of the wireless terminal of successful association, and generates a MAC Address list, for preserving the MAC Address record of the wireless terminal of this successful association; WAP (wireless access point) receives the air message that any wireless terminal sends, and all can carry out matching judgment to the MAC Address record that the source MAC of message and MAC Address list are preserved, and judges this message whether from the wireless terminal of successful association by matching result; Namely the source MAC of message sends the MAC Address of the wireless terminal of this message.

In embodiments of the present invention, judge that whether the MAC Address record of the wireless terminal be successfully associated in Wireless terminal-MAC address list is empty, determine currently whether have wireless terminal to associate with WAP (wireless access point), if the determination result is YES, then determine currently do not have wireless terminal to associate with WAP (wireless access point), if judged result is no, then determine currently have wireless terminal to associate with WAP (wireless access point).

As another refinement embodiment of the present invention, an association wireless terminal counter being set, for recording the number of the current wireless terminal associated with WAP (wireless access point), namely associating the number that wireless terminal count value is the current wireless terminal associated.

In embodiments of the present invention, judge whether association wireless terminal count value is zero, if so, then judge do not have wireless terminal to associate with WAP (wireless access point), if not, be then determined with wireless number of terminals and associate with WAP (wireless access point).

As a preferred embodiment of the present invention, described method also comprises the steps:

Step S301, when described WAP (wireless access point) energising starts, or when described WAP (wireless access point) stops associating with all wireless terminals associated, beginning system enlivens timing.

In embodiments of the present invention, under having two kinds of situations, WAP (wireless access point) can enter by other states the state do not associated with described wireless terminal, a kind of is when starting the system power supply of WAP (wireless access point), WAP (wireless access point) obtains electric energy, and carry out initialization, now WAP (wireless access point) not yet associates with wireless terminal, and another kind is that now WAP (wireless access point) also enters the state do not associated with wireless terminal when WAP (wireless access point) stops associating with all wireless terminals time.

As a preferred embodiment of the present invention, except carrying out control WAP (wireless access point) antenna cyclic and opening and closing, another kind of mechanism need be increased to reduce the energy consumption of WAP (wireless access point).When WAP (wireless access point) enters by other states the state do not associated with wireless terminal, WAP (wireless access point) starts to circulate and performs step from S201 to S206 until wireless terminal produces with WAP (wireless access point) associates, send timing notice to system alive timer simultaneously, system alive timer starts timing after receiving timing notice, and this timing course is that system enlivens timing; System is enlivened timing and whether is reached default duration for the duration judging Wireless Access Point System and be in opening; System alive timer can be the combination of software, hardware or software restraint in WAP (wireless access point), also can be the plug-in unit of some existing software, specifically not limit.

In embodiments of the present invention, in during system enlivens timing, WAP (wireless access point) normally circulates and performs from the flow process of step S201 to S207.

Step S302, enlivens clocking value when system and reaches system and enliven duration limits value, and during described system enlivens timing in, when not having described wireless terminal to associate with described WAP (wireless access point) all the time, judge to close WAP (wireless access point).

In one embodiment of the invention, the system of presetting enlivens duration restriction clocking value, and this system enlivens duration restriction clocking value is in opening duration for regulation Wireless Access Point System; This system is enlivened duration restriction clocking value and can be set flexibly according to the requirement of the experience of the relevant parameter of practical application sight, equipment, technical staff or technical scheme; Also guidance panel can be provided to allow technical staff or user typing according to the actual requirements.

As one embodiment of the present of invention, in during system enlivens timing, judged whether that wireless terminal associates with WAP (wireless access point), determination methods is as follows.

From beginning system enlivens timing, first judge that system is enlivened clocking value and whether reached system and enliven duration limits value, when judged result is yes, namely system is enlivened clocking value and is not reached system and enliven duration limits value, then carry out next step and judge, namely judged whether that wireless terminal associates with WAP (wireless access point), if judged result is no, then jump to previous step, namely judge that system is enlivened clocking value and whether reached system and enliven duration limits value, so circulate; When judging whether that the judged result that wireless terminal associates with WAP (wireless access point) is yes, then jump out circulation, and carry out the operation associated of WAP (wireless access point) and wireless terminal; Enliven clocking value when judgement system to reach system and enliven duration limits value, in during also enlivening timing with regard to illustrative system, do not have wireless terminal to associate with WAP (wireless access point) all the time, then judge to close WAP (wireless access point).

Step S303, the mains switch to described WAP (wireless access point) sends powered-down instruction, to close described WAP (wireless access point).

In embodiments of the present invention, enliven clocking value when system to reach system and enliven duration limits value, then WAP (wireless access point) can generate a shutdown system instruction, and be sent to the mains switch of WAP (wireless access point), this mains switch controls the power supply of whole WAP (wireless access point), the mains switch of WAP (wireless access point) cuts off the current supply circuit of whole Wireless Access Point System according to this powered-down instruction, thus make whole WAP (wireless access point) lose electric energy, system closing, by the time time next user needs to use, then carry out manually opened.

Above preferred embodiment is by starting when described WAP (wireless access point) energising, or when described WAP (wireless access point) stops associating with all wireless terminals associated, beginning system enlivens timing, enliven clocking value when system to reach system and enliven duration limits value, and during described system enlivens timing in, when not having described wireless terminal to associate with described WAP (wireless access point) all the time, judge to close WAP (wireless access point), mains switch to described WAP (wireless access point) sends powered-down instruction, to close described WAP (wireless access point); Like this when not associating with WAP (wireless access point) in the WAP (wireless access point) long period, on the basis of the circulating close-open antenna of step S201 to S207, also by closing the system power supply of WAP (wireless access point), WAP (wireless access point) is shut down, thus reduce further the energy consumption of WAP (wireless access point), the flying power of WAP (wireless access point) is further promoted.

Second embodiment:

Fig. 3 shows a kind of flow chart reducing the method for WAP (wireless access point) energy consumption that second embodiment of the invention provides, and details are as follows:

In step S401, judge whether to be associated with wireless terminal, if judged result is no, then flow process terminates, and if the determination result is YES, then enters step S402.

In one embodiment of the invention, wireless terminal will communicate to connect with WAP (wireless access point), needs first to associate with WAP (wireless access point), and association comprises authentication, password is proofreaded, set up communication link etc., waits to be successfully associated and just can carry out data communication afterwards.When starting this flow process, judge whether WAP (wireless access point) associates with wireless terminal, if be judged as NO, then flow process terminates, and if the determination result is YES, then enters next step.

Step S402, to antenna transmitting antenna open command, to open described antenna.

In one embodiment of the invention, when WAP (wireless access point) needs to carry out air message transmitting-receiving, an antenna open command can be sent, to open antenna to antenna.Antenna can be opened by two kinds of modes: according to antenna open command, the power switch of antenna is set to closure state, thus make antenna obtain electric energy and start transmitting/receiving wireless message; Or according to this antenna open command, open the power amplifier corresponding with antenna, thus start antenna.

Step S403, receives the air message of the wireless terminal transmission associated.

In embodiments of the present invention, WAP (wireless access point) is successfully associated with wireless terminal, starts after antenna, and WAP (wireless access point) just can carry out reception and the transmission of air message with the wireless terminal associated.

As one embodiment of the present of invention, WAP (wireless access point) can communicate by the agreement set with the wireless terminal connected; When WAP (wireless access point) receives air message, first MAC Address is checked, confirm that this air message is associated wireless terminal to send.

Step S404, judges whether carry sleep request in described air message, if judged result is no, then repeats step S403; If the determination result is YES, then step S405 is entered.

In one embodiment of the invention, WAP (wireless access point) receives the air message of the wireless terminal transmission associated, be provided with dormancy identification position in the agreement of this air message, according to this dormancy identification position, whether set judges that wireless terminal is the need of dormancy to WAP (wireless access point); If this dormancy identification position is set, then illustrate that this wireless terminal enters dormancy, namely this air message carries sleep request; If dormancy identification position is not set, then illustrate that wireless terminal does not enter dormancy, does not namely have sleep request in this air message.When dormancy identification position is set, illustrate that wireless terminal will enter dormancy, then WAP (wireless access point) can judge to need to close antenna.

Step S405, to the out code of described antenna transmitting antenna, to close described antenna.

In one embodiment of the invention, after receiving antenna out code, the power switch of antenna can be set to off state, namely stop powering to the antenna of WAP (wireless access point); Or close the power amplifier corresponding with the antenna of WAP (wireless access point), enter closed condition to make the antenna of WAP (wireless access point).The embodiment of the present invention is carried out the opening and closing of control antenna, therefore the energy consumption opening and closing antenna is few.Because be the time of being carried out control antenna closedown by internal clocking, therefore whole antenna can be closed.

Step S406, antenna cuts out timing.

As one embodiment of the present of invention, when WAP (wireless access point) performs the operation of closing antenna, timing notice can be sent immediately to the timer in WAP (wireless access point), timer starts timing after receiving timing notice immediately, this timing course is that antenna cuts out timing, closes timing judge whether the time that dormancy continues exceedes default duration by antenna.Timer can be the combination of software, hardware or software restraint in WAP (wireless access point), also can be the plug-in unit of some existing software.

Step S407, judges that antenna cuts out clocking value and whether reaches dormancy period value, if judged result is no, then enters step S406, continue antenna and close timing; If the determination result is YES, then enter step S401, repeat above-mentioned steps.

In embodiments of the present invention, program judges that antenna cuts out clocking value and whether reaches dormancy period value, judged result is no, then continue antenna and close timing, if the determination result is YES then illustrate that antenna cuts out clocking value and reaches dormancy period value, explanation dormancy period terminates, and enters step S401, to repeat the flow process of step S401 to S406.

The embodiment of the present invention is by antenna transmitting antenna open command, to start described antenna, receive the air message of the wireless terminal transmission associated, if judge, described air message carries sleep request, to the out code of described antenna transmitting antenna, to close described antenna, start antenna simultaneously and close timing, when antenna closedown clocking value reaches dormancy period value, repeat above-mentioned steps; The closedown of control antenna and the duration of unlatching is come by clocking method, when WAP (wireless access point) connects with non-MIMO method with wireless terminal, also the keying of control antenna is carried out by the method for timing, with reduce WAP (wireless access point) energy consumption, time particularly WAP (wireless access point) only has an antenna, greatly can be reduced the energy consumption of WAP (wireless access point) by the method for this programme, thus strengthen the flying power of WAP (wireless access point).

As one embodiment of the present of invention, WAP (wireless access point) can receive the message that will be sent to the wireless terminal of association from the network interface WAP (wireless access point), to go forward side by side row cache, then the wireless terminal connected is sent to by antenna, even if WAP (wireless access point) closes antenna, do not affect this network interface to the reception of message and buffer memory yet.

In embodiments of the present invention, according to IEEE802.11 agreement, WAP (wireless access point) is every a time interval, WAP (wireless access point) can send a broadcast beacon frame, i.e. beacon message, is used for the existence of identity of wireless device oneself network towards periphery, and general to send periodic quantity be 100ms, this transmission periodic quantity can also be arranged by user flexibility, and the inside has service set identifier, cipher mode, beacon message to send the information such as interval.Beacon message can carry a DTIM (DeliveryTrafficIndicationMessage every N number of transmission cycle, transmission indication information), wherein DTIM identifies the relevant information of WAP (wireless access point) for the message of wireless terminal institute buffer memory, to notify that wireless terminal prepares to receive, wherein N is the integer of >=1, as N=1, illustrate in each beacon message and carry DTIM.In any one beacon message, all include a count value, this count value describes distance and sends next beacon message also surplus how many transmission cycles carrying DTIM, such wireless terminal starting starts or newly enters WAP (wireless access point) signal cover, as long as receive any one beacon frame, by this counting, just can know that when having the beacon frame information carrying packet buffer information comes.In the present embodiment, is set to the dormancy period of WAP (wireless access point) the transmission cycle of WAP (wireless access point) beacon message.

As a preferred embodiment of the present invention, all DTIM is carried in the Beacon message allowing WAP (wireless access point) at every turn send, so conveniently make WAP (wireless access point) synchronous with the dormancy of the wireless terminal associated, wireless terminal and WAP (wireless access point) with the transmission cycle carrying the beacon message of DTIM for dormancy period carries out synchronous dormancy, and arrived synchronous averaging afterwards at dormancy period, and carry out packet sending and receiving, if there is buffer memory message, then transmit by the message of agreement to institute's buffer memory, if nothing, then according to the sleep request of wireless terminal, synchronous dormancy again.Such WAP (wireless access point) just can within the transmission cycle of each beacon message, also namely the transmission cycle of the beacon message of each DTIM of carrying interior antenna of cutting out is energy-conservation to carry out, reach dormancy period by timing and restart antenna, achieve the synchronism of WAP (wireless access point) and wireless terminal dormancy, avoid antenna and produce useless power consumption, improve the dormancy effect of WAP (wireless access point), ensure that normally carrying out of communication simultaneously.

One of ordinary skill in the art will appreciate that, the all or part of step realized in above-described embodiment method is that the hardware that can carry out instruction relevant by program has come, described program can be stored in a computer read/write memory medium, described storage medium, as ROM/RAM, disk, CD etc.

3rd embodiment:

A kind of structure drawing of device reducing WAP (wireless access point) energy consumption that Fig. 4 provides for third embodiment of the invention, details are as follows:

In embodiments of the present invention, the device 100 reducing WAP (wireless access point) energy consumption comprises: unit 101 opened by antenna, timing unit 102 opened by antenna, timing judging unit 103 opened by antenna, timing unit 106 closed by association judging unit 104, antenna closing unit 105, antenna and antenna cuts out timing judging unit 107.

Open in unit 101, to antenna transmitting antenna open command, to start antenna at antenna.

Timing unit 102 opened by antenna, opens timing for antenna.

Timing judging unit 103 opened by antenna, for judging that antenna is opened clocking value and whether reached activity periods value, if judged result is no, then enters association judging unit; If the determination result is YES, then antenna closing unit is entered.

In one embodiment of the invention, judge that antenna is opened clocking value and whether reached in the process of activity periods value, also to judge whether WAP (wireless access point) associates with wireless terminal, association judging unit 104 is then entered, when then entering antenna closing unit 105 when antenna unlatching clocking value reaches activity periods value when antenna unlatching clocking value does not reach activity periods value.

Association judging unit 104, for judging whether described WAP (wireless access point) associates with wireless terminal, if judged result is no, then enters described antenna and opens timing unit; If the determination result is YES, then flow process terminates.

From timing opened by beginning antenna, if judge, antenna is opened clocking value and is not reached activity periods value, then judge whether that wireless terminal associates with WAP (wireless access point), if judged result is no, then continue antenna and open timing, namely jump to antenna and open timing unit 102, open timing to continue antenna and judge that antenna is opened clocking value and whether reached activity periods value, so circulating; When judging whether that the judged result that wireless terminal associates with WAP (wireless access point) is yes, then this flow process terminates, to carry out the operation associated of WAP (wireless access point) and wireless terminal.

Antenna closing unit 105, for the out code of described antenna transmitting antenna, to close antenna.

Antenna cuts out timing unit 106, closes timing for antenna.

Antenna cuts out timing judging unit 107, judges that antenna cuts out clocking value and whether reaches dormancy period value, if judged result is no, then enters antenna and close timing unit 106, continue antenna and close timing; If the determination result is YES, then enter antenna and open unit 101, repeat above-mentioned steps.

In embodiments of the present invention, program judges that antenna cuts out clocking value and whether reaches dormancy period value, judged result is no, then continue antenna and close timing, if the determination result is YES then illustrate that antenna cuts out clocking value and reaches dormancy period value, explanation dormancy period terminates, and enters antenna and opens unit 101, opens the flow process of unit 101 to antenna closedown timing judging unit 107 to repeat antenna.

As a refinement embodiment of the present invention, in above-mentioned association judging unit 104, judge that the method whether described WAP (wireless access point) associates with wireless terminal is as follows:

In embodiments of the present invention, MAC Address record judging unit, for judging whether the MAC Address record of the wireless terminal be successfully associated in Wireless terminal-MAC address list is empty, determine currently whether have wireless terminal to associate with WAP (wireless access point), if the determination result is YES, then determine currently do not have wireless terminal to associate with WAP (wireless access point), if judged result is no, then determine currently have wireless terminal to associate with WAP (wireless access point).

As another refinement embodiment of the present invention, one association wireless terminal counter is set, for recording the number of the current wireless terminal associated with WAP (wireless access point), namely the number that wireless terminal count value is the current wireless terminal associated is associated, judge whether association wireless terminal count value is zero, if so, then judge do not have wireless terminal to associate with WAP (wireless access point), if not, be then determined with wireless number of terminals to associate with WAP (wireless access point).

As a preferred embodiment of the present invention, described device also comprises as lower unit:

System enlivens timing unit 201, and for starting when described WAP (wireless access point) energising, or when described WAP (wireless access point) stops associating with all wireless terminals associated, beginning system enlivens timing.

In embodiments of the present invention, in during system enlivens timing, WAP (wireless access point) normally circulates and performs from unit 101 to 107.

System closing identifying unit 202, enlivens clocking value when system and reaches system and enliven duration limits value, and during described system enlivens timing in, when not having described wireless terminal to associate with described WAP (wireless access point) all the time, judge to close WAP (wireless access point).

Described system closing identifying unit 202 also comprises two association identifying units, for judging whether described WAP (wireless access point) associates with described wireless terminal, if judged result is no, the system of entering enlivens timing unit, continuation system enlivens timing, and if the determination result is YES, then flow process terminates.

System closing unit 203, sends powered-down instruction, to close described WAP (wireless access point) for the mains switch to described WAP (wireless access point).

Above preferred embodiment is by starting when described WAP (wireless access point) energising, or when described WAP (wireless access point) stops associating with all wireless terminals associated, beginning system enlivens timing, enliven clocking value when system to reach system and enliven duration limits value, and during described system enlivens timing in, when not having described wireless terminal to associate with described WAP (wireless access point) all the time, judge to close WAP (wireless access point), mains switch to described WAP (wireless access point) sends powered-down instruction, to close described WAP (wireless access point); Like this when not associating with WAP (wireless access point) in the WAP (wireless access point) long period, on the basis of the circulating close-open antenna of unit 101 to 107, also by closing the system power supply of WAP (wireless access point), WAP (wireless access point) is shut down, thus reduce further the energy consumption of WAP (wireless access point), the flying power of WAP (wireless access point) is further promoted.

4th embodiment:

Fig. 5 shows a kind of structure drawing of device reducing WAP (wireless access point) energy consumption that fourth embodiment of the invention provides, and details are as follows:

In embodiments of the present invention, the device 300 reducing WAP (wireless access point) energy consumption comprises: association judging unit 301, and antenna opens unit 302, air message receiving element 303, dormancy judging unit 304, antenna closing unit 305, timing unit 306 cut out by antenna and antenna cuts out timing judging unit 307.

Association judging unit 301, be associated with wireless terminal for judging whether, if judged result is no, then flow process terminates, and if the determination result is YES, then enters antenna and opens unit 302.

Unit 302 opened by antenna, for antenna transmitting antenna open command, to open described antenna.

Air message receiving element 303, for receiving the air message of the wireless terminal transmission associated.

Dormancy judging unit 304, for judging whether carry sleep request in described air message, if judged result is no, then enters described air message receiving element 303; If the determination result is YES, then antenna closing unit 305 is entered.

Antenna closing unit 305, for the out code of described antenna transmitting antenna, to close described antenna.

Antenna cuts out timing unit 306, closes timing for antenna.

Antenna cuts out timing judging unit 307, for judging that antenna cuts out clocking value and whether reaches dormancy period value, if judged result is no, then enters antenna and closing timing unit 306, continuing antenna and close timing; If the determination result is YES, then enter association judging unit 301, repeat above-mentioned steps.

In embodiments of the present invention, program judges that antenna cuts out clocking value and whether reaches dormancy period value, judged result is no, then continue antenna and close timing, if the determination result is YES then illustrate that antenna cuts out clocking value and reaches dormancy period value, explanation dormancy period terminates, and enters association judging unit 301, to repeat unit 301 to 307.

The foregoing is only preferred embodiment of the present invention, not in order to limit the present invention, all any amendments done within the spirit and principles in the present invention, equivalent replacement and improvement etc., all should be included within protection scope of the present invention.

Claims

1. reduce a method for WAP (wireless access point) energy consumption, it is characterized in that, described method comprises the steps:

2. the method for claim 1, is characterized in that, also comprises the steps: after timed process opened by described beginning antenna

Judge whether described WAP (wireless access point) associates with described wireless terminal;

When judged result is no, then repeat previous step;

When judged result is yes, then termination process.

3. method as claimed in claim 2, it is characterized in that, the described method judging whether WAP (wireless access point) associates with wireless terminal is:

Judge that whether the MAC Address record of the wireless terminal be successfully associated in Wireless terminal-MAC address list is empty, if it is empty, then judge described WAP (wireless access point) and described wireless terminal not associated; If not empty, then judge that described WAP (wireless access point) associates with described wireless terminal; Or

Judge whether association wireless terminal count value is zero, and described association wireless terminal count value is the number of the current wireless terminal associated, if zero, then judge described WAP (wireless access point) and described wireless terminal not associated; If not zero, then judge that described WAP (wireless access point) associates with described wireless terminal.

4. the method as described in any one of claims 1 to 3 claim, is characterized in that, described method also comprises the steps:

When described WAP (wireless access point) energising starts, or when described WAP (wireless access point) stops associating with all wireless terminals associated, beginning system enlivens timing;

Enliven clocking value when system to reach system and enliven duration limits value, and during described system enlivens timing in, when described WAP (wireless access point) does not associate with described wireless terminal all the time, send to described WAP (wireless access point) and close WAP (wireless access point) instruction, make described WAP (wireless access point) power-off.

5. reduce a method for WAP (wireless access point) energy consumption, it is characterized in that, described method comprises:

To antenna transmitting antenna open command, to start described antenna;

6. method as claimed in claim 5, it is characterized in that, the concrete steps that the described air message of described judgement carries sleep request are as follows:

Read the dormancy identification position be arranged in described air message agreement;

If described dormancy identification position is SM set mode, then judge that described air message carries sleep request.

7. method as claimed in claim 5, is characterized in that, described dormancy period value is by user's typing or be preset value.

8. method as claimed in claim 7, is characterized in that, described preset value equals described WAP (wireless access point) and sends the periodic quantity carrying the beacon message of DTIM.

9. method as claimed in claim 8, is characterized in that, all carries described DTIM in all described beacon message that described WAP (wireless access point) sends.

10. the method as described in any one of claim 5 to 9 claim, is characterized in that, described WAP (wireless access point) is by an antenna and the described wireless terminal communications associated.

11. 1 kinds of devices reducing WAP (wireless access point) energy consumption, it is characterized in that, described device comprises:

Timing unit opened by antenna, opens timing for antenna;

Timing judging unit opened by antenna, for judging that antenna is opened clocking value and whether reached activity periods value, if judged result is no, then enters association judging unit; If the determination result is YES, then antenna closing unit is entered;

Association judging unit, for judging whether described WAP (wireless access point) associates with wireless terminal, if judged result is no, then enters described antenna and opens timing unit;

Antenna cuts out timing unit, closes timing for antenna; And

Antenna cuts out timing judging unit, for when antenna closedown clocking value reaches dormancy period value, judges to open antenna.

12. devices as claimed in claim 11, it is characterized in that, described association judging unit is

MAC Address record judging unit, for judging that whether the MAC Address record of the wireless terminal be successfully associated in Wireless terminal-MAC address list is empty, if it is empty, then judge described WAP (wireless access point) and described wireless terminal not associated; If not empty, then judge that described WAP (wireless access point) associates with described wireless terminal; Or

Association wireless terminal counter judging unit, judge to associate whether wireless terminal count value is zero, described association wireless terminal count value is the number of the current wireless terminal associated, if zero, then judge described WAP (wireless access point) and described wireless terminal not associated; If not zero, then judge that described WAP (wireless access point) associates with described wireless terminal.

13. devices as described in claim 11 or 12, it is characterized in that, described device also comprises as lower unit:

System enlivens timing unit, and for starting when described WAP (wireless access point) energising, or when described WAP (wireless access point) stops associating with all wireless terminals associated, beginning system enlivens timing;

System closing identifying unit, reaches system enliven duration limits value for enlivening clocking value when system, and during described system enlivens timing in, when not having described wireless terminal associate with described WAP (wireless access point) all the time, judgement closedown WAP (wireless access point); And

System closing unit, sends powered-down instruction, to close described WAP (wireless access point) for the mains switch to described WAP (wireless access point).

14. devices as claimed in claim 13, it is characterized in that, described system closing identifying unit also comprises the second association identifying unit, for judging whether described WAP (wireless access point) associates with described wireless terminal, if judged result is no, the system of entering enlivens timing unit, and continuation system enlivens timing, if the determination result is YES, then flow process terminates.

15. 1 kinds of devices reducing WAP (wireless access point) energy consumption, it is characterized in that, described device comprises:

Association judging unit, be associated with wireless terminal for judging whether, if judged result is no, then flow process terminates, and if the determination result is YES, then enters antenna and opens unit;

Unit opened by antenna, for antenna transmitting antenna open command, to start described antenna;

Air message receiving element, for receiving the air message of the wireless terminal transmission associated;

Dormancy judging unit, for judging whether carry sleep request in described air message, if the determination result is YES, then enters antenna closing unit;

Antenna cuts out timing unit, closes timing for antenna;

Antenna cuts out timing judging unit, for judging that antenna cuts out clocking value and whether reaches dormancy period value, if the determination result is YES, then entering association judging unit, repeating above-mentioned steps.

16. devices as claimed in claim 15, it is characterized in that, described dormancy judging unit comprises following subelement:

Dormancy identification position reading unit, for reading the dormancy identification position be arranged in described air message agreement;

Dormancy identifying unit, if be SM set mode for described dormancy identification position, then judges that described air message carries sleep request.

17. devices as claimed in claim 15, is characterized in that, described dormancy period value is by user's typing or be preset value.

18. devices as claimed in claim 17, is characterized in that, described preset value equals described WAP (wireless access point) and sends the periodic quantity carrying the beacon message of DTIM.

19. devices as claimed in claim 18, is characterized in that, all carry described DTIM in all described beacon message that described WAP (wireless access point) sends.

20. devices as described in any one of claim 15 to 19 claim, it is characterized in that, the antenna number of described WAP (wireless access point) is 1.