CN102821466B

CN102821466B - Data communication equipment and data communications method

Info

Publication number: CN102821466B
Application number: CN201210328279.7A
Authority: CN
Inventors: 刘峰; 董贤东
Original assignee: Yulong Computer Telecommunication Scientific Shenzhen Co Ltd; Dongguan Yulong Telecommunication Technology Co Ltd
Current assignee: Yulong Computer Telecommunication Scientific Shenzhen Co Ltd; Dongguan Yulong Telecommunication Technology Co Ltd
Priority date: 2012-09-06
Filing date: 2012-09-06
Publication date: 2016-05-04
Anticipated expiration: 2032-09-06
Also published as: CN102821466A

Abstract

The invention provides data communication equipment and data communications method, wherein, a kind of data communication equipment comprises: message generating module, generate broadcast, described broadcast comprises one or more business general information marks, wherein, the relevant information of the value representation transmit leg business of described business general information mark; Data interaction module, sends described broadcast. By the present invention, can be before commencing business, general information that can informing business as the equipment of transmit leg, makes can judge whether to commence business with transmit leg according to general information as recipient's equipment, ensures the power saving of terminal and lowers the Communication Jamming of equipment room.

Description

Data communication equipment and data communications method

Technical field

The present invention relates to communication technical field, in particular to data communication equipment and data communicationMethod.

Background technology

At WFA(Wi-FiAlliance) in, the new NAN (Neighbor of seminar set upAwarenessNetworking, neighbours' sensing network), the content of its research is social Wi-Fi netNetwork, mainly comprises STA(terminal) how to set up NAN network (not needing AP(access point)Support), how Rapid Establishment connects, in the process of setting up NAN network terminal how power saving withAnd the communication between miscellaneous equipment is not caused to interference.

In NAN network, in the process of commencing business between equipment, according to the difference of different businessApplication demand, exists the multiple requirement to commencing business between equipment, for example, and to what commence businessTime period, minimum and maximum area of space, (Wi-Fi field is existing at present to produce the requirement of expenseIn access service based on AP, cannot meet equally this requirement). Based on above-mentioned multinomial general letterBreath, has met after the requirement of business, and control appliance only carries out required industry of carrying out effectivelyBusiness, can not carry out unnecessary service communication, be both conducive to equipment power saving, can reduce again equipment itBetween Communication Jamming.

In prior art scheme, not do not solve and " each other in discovery procedure, just can know institute in terminalThe general information of the business of carrying out " problem. Therefore, need a kind of new technical scheme, canBefore commencing business, general information that can informing business as the equipment of transmit leg, makes conductRecipient's equipment can judge whether to commence business with transmit leg according to general information, ensures endThe Communication Jamming of the power saving of end and attenuating equipment room.

Summary of the invention

Technical problem to be solved by this invention is, a kind of new technical scheme is provided, and can openBefore exhibition industry business, general information that can informing business as the equipment of transmit leg, makes as receptionThe equipment of side can judge whether to commence business with transmit leg according to general information, ensures terminalThe Communication Jamming of power saving and attenuating equipment room.

In view of this, the invention provides a kind of data communication equipment, comprising: message generating module, rawBecome broadcast, described broadcast comprises one or more business general information marks, wherein,The relevant information of the value representation transmit leg business of described business general information mark; Data interaction module,Send described broadcast. In this technical scheme, in NAN network environment, data communication dressPut as terminal, in the existing Wi-Fi access service environment based on AP, data communication equipment canUsing as AP, data interaction module can be by signal receiving/transmission device and the antenna of terminal or APDeng realization, message generating module can be come real by the processing unit of terminal or the inner generating messages of APExisting, by this programme, the relevant information having realized business by broadcast (can be multiple industryBusiness general information) notice, recipient can be had gained some understanding to the business of transmit leg, and thenJudge whether to commence business with transmit leg, thereby accelerated the connection of equipment room and avoided notNecessary service communication, had both saved equipment electric weight, reduced again the Communication Jamming of equipment room.

In technique scheme, preferably, described broadcast is that service discovery messages or equipment are sent outExisting message. In this technical scheme, can be by industry by service discovery messages and device discovery messagesThe relevant information of business periodically broadcasts out, and recipient judges and need to commence business according to relevant informationTime, can return to the device discovery messages of corresponding transmit leg service discovery messages, or corresponding transmit leg is establishedThe response message of the existing message of preparation. In this technical scheme, consider the process that terminal device is being foundIn effectively power saving, the broadcast cycle of device discovery messages or service discovery messages can according to business thisThe demand broadcast cycle of body is set to 100ms or other numeral.

In technique scheme, preferably, described broadcast be beacon frame, probe request orAssociation request frame. In this technical scheme, in beacon frame, probe request or association request frameCarry business general information mark, periodically broadcast out, be conducive to like this other and will carry out sameThe equipment of sample business can be found oneself more fast, considers beacon frame, probe request or associationClaim frame periodically broadcasts out, so can add that in the frame of these frames business is generalMessage identification periodically broadcasts out, and here the broadcast cycle of service related information can be beaconFrame, probe request, association request frame cycle or the broadcast cycle of service related information can be severalThe broadcast cycle of individual beacon frame, probe request, association request frame.

In technique scheme, preferably, described service discovery messages, device discovery messages, letterIn mark frame, probe request or association request frame, also comprise flag, the value representation institute of described flagState in service discovery messages, device discovery messages, beacon frame, probe request or association request frame and wrapContaining described general information mark. In this technical scheme, by the value of flag, can point out receptionIn side's broadcast, whether comprise the general information of business, ensure that recipient does not need blindly to all wideBroadcast message is resolved, and has reduced kwh loss.

In technique scheme, preferably, described flag comprises described service discovery messages, establishesThe frame head part of the existing message of preparation, beacon frame, probe request or association request frame one or morePosition. In this technical scheme, flag is arranged on frame head part, is conducive to recipient and is receiving extensivelyBroadcast message, can rapid analysis go out the general information that wherein whether has business.

In technique scheme, preferably, described flag comprises described frame header classifying type subdomainWith the one or more positions in subtype subdomain. In this technical scheme, can be with in mac frame headThe type subdomain of frame control domain and subtype subdomain carry out identification of broadcast message and comprise generic service information,Also can represent that broadcast comprises generic service information with other territory in mac frame head.

In technique scheme, preferably, described business general information mark comprises described service and sends outThe frame part of existing message, device discovery messages, beacon frame, probe request or association request frameOne or more positions. In this technical scheme, the generic service information of business is with the form of information elementBe encapsulated in the frame part of broadcast, and information word have a sequence number, be convenient to like this recipientCan understand fast transmit leg business, be convenient to commence business fast.

In technique scheme, preferably, the relevant information of described business comprises the mark of described businessKnowledge information, described business carry out and/or non-carry out temporal information, described business carry out and/or non-Carry out the cost information of area information and/or described business. In this technical scheme, the ID letter of businessBreath contributes to recipient to know the details such as type of business, carries out and/or the non-temporal information of carrying outContribute to recipient to judge and currently whether can launch business, the carrying out and/or non-development of described businessArea information contributes to recipient to judge that self is whether within the scope of service area, and cost information hasHelp recipient and know functional expenses, avoid user to cause expense pressure.

In technique scheme, preferably, the carrying out and/or the non-area information of carrying out of described businessComprise carrying out and/or non-central point information and range information of carrying out region of described business, and/or limitEdge dot information. In this technical scheme, except above-mentioned parameter information, those skilled in the art shouldUnderstand, more can limit the parameter of service area, can in this programme, be used, as long asCan ensure that recipient is according to the parameter information of service area, determine the region of carrying out of business.

In technique scheme, preferably, described business carry out and/or non-carry out region inHeart dot information comprises the present position information of described transmit leg or particular device, and/or described businessCarry out and/or non-marginal points information of carrying out region comprises described transmit leg and/or described particular devicePresent position information. In this technical scheme, transmit leg, based on service needed, can be self-positionOr other device locations are foundation, the parameter information of service area is set, for example, can be by businessCircle or the circle ring area of region limits centered by self, or the office of certain tissue, businessThe working regions such as the Room, commodity exhibition section.

In technique scheme, preferably, the carrying out and/or the non-model of carrying out region of described businessThe information of enclosing be between carrying out of described business and/or non-length of side information of carrying out region, limit angle information and/Or radius information. In this technical scheme, based on the control needs of business being carried out to region, can be in order toWith being not limited to above-mentioned parameter information, that carrys out flexible service control carries out region shape and area, exampleAs, business carry out the shape in region and area completely can with aforesaid office, business hall, commodityExhibition section is consistent.

In technique scheme, preferably, in described business general information mark for described in representingThe carrying out and/or when non-value of carrying out temporal information is particular value, represent that described business whole day opens of businessExhibition; And/or in described business general information mark, the value for the area information that represents described business isWhen described particular value, represent that described business is without region limits; And/or described business general information markIn when representing that the value of cost information of described business is described particular value, represent that described business exempts fromTake. In this technical scheme, for carrying out without region limits, whole day, free business, can be byThe field value of respective identification is set to 1 or 0, represents easily.

The present invention also provides a kind of data communications method, comprising: generate broadcast, described broadcast disappearsBreath comprises one or more business general information marks, wherein, and described business general information markThe relevant information of value representation transmit leg business; Send described broadcast. In this technical scheme, suitableFor NAN network or the existing Wi-Fi access service environment based on AP, real by broadcastShow the notice of the relevant information (can be the general information of multiple business) to business, made to receiveCan have gained some understanding to the business of transmit leg in side, and then judge whether to commence business with transmit leg,Thereby accelerate the connection of equipment room and avoided unnecessary service communication, both saved equipment electricityMeasure, reduce again the Communication Jamming of equipment room.

In technique scheme, preferably, described service discovery messages, device discovery messages, letterIn mark frame, probe request or association request frame, also comprise flag, the value representation institute of described flagState and in beacon frame, probe request or association request frame, comprise described general information mark. In this technologyIn scheme, by the value of flag, can point out in recipient's broadcast, whether to comprise the logical of businessBy information, ensure that recipient does not need blindly all broadcasts to be resolved, reduce electric weight damageConsumption.

In technique scheme, preferably, described business general information mark comprises described service and sends outThe frame part of existing message, device discovery messages, beacon frame or probe request or association request frameOne or more positions. In this technical scheme, the generic service information of business is with the form of information elementBe encapsulated in the frame part of broadcast, and information word have a sequence number, be convenient to like this recipientCan understand fast transmit leg business, be convenient to commence business fast.

The present invention also provides a kind of data communication equipment, comprising: receive broadcast, described broadcast disappearsBreath comprises one or more business general information marks; Obtain each described business general information markIn the relevant information of the represented transmit leg business of value. In this technical scheme, at NAN networkIn environment or the existing Wi-Fi access service environment based on AP, data communication equipment can be used as endEnd, data interaction module can be passed through the realization such as signal receiving/transmission device and antenna of terminal, message placeThe processing unit that reason module can be resolved message by terminal inner is realized, by this programme, and recipientIn the time receiving broadcast, the relevant information that can obtain business (can be the general of multiple businessInformation), recipient can be had gained some understanding to the business of transmit leg, and then judge whether need to be withTransmit leg is commenced business, and has avoided unnecessary service communication, has both saved equipment electric weight, reduces againThe Communication Jamming of equipment room.

In technique scheme, preferably, also comprise: Service Processing Module, according to described businessRelevant information, judge whether to carry out described business with described transmit leg, in judged result when being,Carry out described business with described transmit leg. In this technical scheme, Service Processing Module also can be by endProcessing unit in end is realized, and in this programme, recipient is known after service related information, can sentenceBreak and whether need to commence business with transmit leg, avoided unnecessary service communication, saved and established simultaneouslyThe Communication Jamming of standby electric weight and minimizing equipment room.

In technique scheme, preferably, described broadcast is that service discovery messages or equipment are sent outExisting message, described Service Processing Module is in the time that described broadcast is described service discovery messages, to instituteState the device discovery messages that transmit leg sends corresponding described service discovery messages, to connect described transmit legAnd carry out described business, and/or described Service Processing Module is that described equipment is sent out in described broadcastWhen existing message, send the response message of described device discovery messages to described transmit leg, described in connectingTransmit leg is also carried out described business. In this technical scheme, recipient judges needs according to relevant informationWhile commencing business, when the broadcast that can send at transmit leg is service discovery messages, return correspondingDevice discovery messages, when the broadcast of sending at transmit leg is device discovery messages, response disappearsBreath, to be connected with transmit leg and to commence business.

In technique scheme, preferably, described broadcast be beacon frame, probe request orAssociation request frame, described Service Processing Module is by described beacon frame, probe request or association request frameForm, obtain the value of described business general information mark, and determine the relevant information of described business.In this technical scheme, according to the spy of beacon frame, probe request, association request frame periodic broadcastPoint carries business general information mark, meeting in beacon frame, probe request or association request frameThe side of being sent out periodically broadcasts out, and recipient can find more fast according to business general informationTransmit leg, here the broadcast cycle of service related information can be beacon frame, probe request, passConnection claim frame cycle or the broadcast cycle of service related information can be several beacon frames, probe requests therebyThe broadcast cycle of frame, association request frame.

In technique scheme, preferably, described service discovery messages, device discovery messages, letterIn mark frame, probe request or association request frame, also comprise flag, described message processing module basisThe value of described flag, determines described service discovery messages, device discovery messages, beacon frame, detectionIn claim frame or association request frame, comprise described general information mark. In this technical scheme, by markKnow the value of position, can point out the general information that whether comprises business in recipient's broadcast, ensure to connectDebit does not need blindly all broadcasts to be resolved, and has reduced kwh loss.

In technique scheme, preferably, the relevant information of described business comprises the mark of described businessKnowledge information, described business carry out and/or non-carry out temporal information, described business carry out and/or non-Carry out the cost information of area information and/or described business, described Service Processing Module is according to described industryThe identification information of business is determined the details of described business, and according to the details judgement of described businessWhether carry out described business; And/or described Service Processing Module according to described business carry out and/or non-Carry out temporal information and judge that current time is whether the carrying out and/or non-development in the time of described business,Further judge whether to carry out described business according to judged result; And/or described Service Processing Module rootAccording to described business carry out and/or the non-area information of carrying out judges that current location is whether in described businessCarry out and/or non-development in region, further judge whether to carry out described business according to judged result;And/or described Service Processing Module judges that according to the cost information of described business the expense of described business isNo higher than predetermined threshold, and further judge whether to carry out described business according to judged result. In this skillIn art scheme, recipient can be known the details such as the type of business according to the id information of business,According to carrying out and/or the non-temporal information of carrying out judges currently whether can launch business, according to described industryBusiness carry out and/or the non-area information of carrying out judges that self is whether within the scope of service area, and canKnow functional expenses according to cost information, avoid user to cause expense pressure.

In technique scheme, preferably, the carrying out and/or the non-area information of carrying out of described businessComprise carrying out and/or non-central point information and range information of carrying out region of described business, and/or limitEdge dot information, described Service Processing Module according to described business carry out and/or non-carry out region inHeart dot information and range information, and/or marginal points information, determine carrying out and/or non-opening of described businessTerritory, exhibition section, and judge whether carrying out and/or non-development in region in described business of current location. ?In this technical scheme, except above-mentioned parameter information, it will be appreciated by those skilled in the art that moreCan limit the parameter of service area, can in this programme, be used, recipient need to be according to industryThe parameter information in business region, determines the region of carrying out of business.

In technique scheme, preferably, the carrying out and/or the non-model of carrying out region of described businessThe information of enclosing be between carrying out of described business and/or non-length of side information of carrying out region, limit angle information and/Or radius information, described Service Processing Module is carried out and/or the non-region of carrying out according to described businessAngle information and/or radius information between length of side information, limit, determine carrying out and/or non-opening of described businessThe scope in territory, exhibition section, and carrying out and/or non-scope and the central point of carrying out region in conjunction with described businessInformation, and/or marginal points information, determine carrying out and/or the non-region of carrying out of described business. In this skillIn art scheme, recipient can utilize and be not limited to above-mentioned parameter information, accurately knows opening of businessExhibition region shape and area, for example, it is likely office, business hall, business that business is carried out regionProduct exhibition sections etc., recipient also can accurately calculate the shape and the area that conform to according to parameter information.

In technique scheme, preferably, described Service Processing Module is according to described broadcast messageSignal strength signal intensity is determined the distance apart from described transmit leg, and according to described in the distance Distance Judgment of described transmit legWhether carrying out and/or non-development in region in described business of current location; And/or described Business ProcessingModule is determined described current location by GPS module, and whether judges described current locationCarrying out and/or non-development in region of described business. In this technical scheme, utilize letter no matter beNumber intensity or GPS navigation system, recipient can both judge and self whether is in business and carries outIn region, and judge whether to commence business.

In technique scheme, preferably, described Service Processing Module is at described business general informationIn mark for represent described business carry out and/or when non-value of carrying out temporal information is particular value,Determine that described business whole day carries out; And/or described Service Processing Module is at described business general information markIn knowledge when representing that the value of area information of described business is described particular value, determine described business withoutRegion limits; And/or described Service Processing Module in described business general information mark for representingWhen the value of the cost information of described business is described particular value, determine that described business is free. In this technologyIn scheme, for carrying out without region limits, whole day, free business, can be by the word of respective identificationSegment value is set to 1 or 0, marks easily expression.

The present invention also provides a kind of data communications method, comprising: receive broadcast, described broadcast disappearsBreath comprises one or more business general information marks; Obtain each described business general information markIn the relevant information of the represented transmit leg business of value. In this technical scheme, be applicable to NANNetwork or the existing Wi-Fi access service environment based on AP, recipient is receiving broadcastTime, can obtain the relevant information (can be the general information of multiple business) of business, make to receiveCan have gained some understanding to the business of transmit leg in side, and then judge whether to commence business with transmit leg,Avoided unnecessary service communication, both saved equipment electric weight, the communication that reduces again equipment room is dryDisturb.

In technique scheme, preferably, also comprise: according to the relevant information of described business, sentenceBreak and whether carry out described business with described transmit leg; , open with described transmit leg when being in judged resultBusiness described in exhibition. In this technical scheme, recipient is known after service related information, can judge to beNo need to commencing business with transmit leg, has avoided unnecessary service communication, has saved equipment electricity simultaneouslyThe Communication Jamming of amount and minimizing equipment room.

In technique scheme, preferably, described broadcast is that service discovery messages or equipment are sent outExisting message, described and described transmit leg is carried out described business and is comprised: be described clothes in described broadcastWhen message is found in business, the device discovery that sends corresponding described service discovery messages to described transmit leg disappearsBreath, to connect described transmit leg and to carry out described business, and/or establishes described in being in described broadcastWhen the existing message of preparation, send the response message of described device discovery messages to described transmit leg, to connectDescribed transmit leg is also carried out described business. In this technical scheme, recipient judges according to relevant informationNeed to commence business time, when the broadcast that can send at transmit leg is service discovery messages, returnCorresponding device discovery messages, when the broadcast of sending at transmit leg is device discovery messages, responseMessage, to be connected with transmit leg and to commence business.

In technique scheme, preferably, described broadcast be beacon frame, probe request orAssociation request frame, the described represented transmit leg business of value of determining in described business general information markRelevant information comprise: by the form of described beacon frame, probe request or association request frame, obtainThe value of described business general information mark, and the relevant information of definite described business. In this technical schemeIn, according to the feature of beacon frame, probe request, association request frame periodic broadcast, at beaconIn frame, probe request or association request frame, carry business general information mark, can the side's of being sent out weekBroadcasting out of phase property, and recipient can find transmit leg more fast according to business general information,Here the broadcast cycle of service related information can be beacon frame, probe request, association request frame weekPhase or the broadcast cycle of service related information can be several beacon frames, probe request, associated askingAsk the broadcast cycle of frame.

In technique scheme, preferably, described service discovery messages, device discovery messages, letterMark also comprises flag in frame, probe request or association request frame, describedly obtains each institute describedBefore stating the relevant information of the represented transmit leg business of value in business general information mark, also bagDraw together: according to the value of described flag, determine described service discovery messages, device discovery messages, beaconIn frame, probe request or association request frame, comprise described general information mark. In this technical schemeIn, by the value of flag, can point out the general letter that whether comprises business in recipient's broadcastBreath, ensures that recipient does not need blindly all broadcasts to be resolved, and has reduced kwh loss.

In technique scheme, preferably, the relevant information of described business comprises the mark of described businessKnowledge information, described business carry out and/or non-carry out temporal information, described business carry out and/or non-Carry out the cost information of area information and/or described business, described according to the relevant letter of described businessBreath, judges whether that carrying out described business with described transmit leg comprises: according to the identification information of described businessDetermine the details of described business, and described in judging whether to carry out according to the details of described businessBusiness; And/or according to described business carry out and/or whether the non-temporal information of carrying out judges current timeCarrying out and/or non-development in the time of described business, further judge whether out according to judged resultBusiness described in exhibition; And/or according to described business carry out and/or the non-area information of carrying out judges present bitWhether put the carrying out and/or non-development in region of described business, further judge according to judged resultWhether carry out described business; And/or judge the expense of described business according to the cost information of described businessWhether higher than predetermined threshold, and further judge whether to carry out described business according to judged result. At thisIn technical scheme, recipient can be known according to the id information of business the letter in detail such as type of businessBreath, according to carrying out and/or the non-temporal information of carrying out judges currently whether can launch business, according to instituteState business carry out and/or the non-area information of carrying out judges that self is whether within the scope of service area, andCan know functional expenses according to cost information, avoid user to cause expense pressure.

In technique scheme, preferably, the carrying out and/or the non-area information of carrying out of described businessComprise carrying out and/or non-central point information and range information of carrying out region of described business, and/or limitEdge dot information, described according to described business carry out and/or the non-area information of carrying out judges current locationWhether described business carry out and/or non-development in region comprises: according to described business carry out and/Or non-central point information and range information of carrying out region, and/or marginal points information, determine described industryCarrying out and/or the non-region of carrying out of business, and judge current location whether described business carry out and/orNon-development in region. In this technical scheme, except above-mentioned parameter information, those skilled in the artShould be appreciated that the parameter that more can limit service area, can in this programme, be used,Recipient need to be according to the parameter information of service area, determines the region of carrying out of business.

In technique scheme, preferably, the carrying out and/or the non-model of carrying out region of described businessThe information of enclosing be between carrying out of described business and/or non-length of side information of carrying out region, limit angle information and/Or radius information, described according to described business carry out and/or non-central point information of carrying out region andRange information, and/or marginal points information, determine carrying out and/or the non-region bag of carrying out of described businessDraw together: according to described business carry out and/or non-length of side information of carrying out region, limit between angle information and/Or radius information, determine carrying out and/or non-scope of carrying out region of described business, and described in combinationCarrying out and/or non-scope and central point information of carrying out region of business, and/or marginal points information, reallyCarrying out and/or the non-region of carrying out of fixed described business. In this technical scheme, recipient can utilizeBe not limited to above-mentioned parameter information, what accurately know business carries out region shape and area, exampleAs, it is likely office, business hall, commodity exhibition section etc. that business is carried out region, recipient also canAccurately calculate the shape and the area that conform to according to parameter information.

In technique scheme, preferably, described carrying out and/or non-development according to described businessArea information judge current location whether described business carry out and/or non-development in region comprises:Determine the distance apart from described transmit leg according to the signal strength signal intensity of described broadcast message, and according to described of distanceWhether carrying out and/or the non-region of carrying out in described business of current location described in the Distance Judgment of the side of sendingIn; And/or determine described current location by GPS module, and judge described present bitWhether put carrying out and/or non-development in region in described business. In this technical scheme, no matter beUtilize signal strength signal intensity or GPS navigation system, recipient can both judge self and whether be in industryBusiness is carried out in region, and judges whether to commence business.

In technique scheme, preferably, also comprise: in described business general information mark, useIn represent described business carry out and/or when non-value of carrying out temporal information is particular value, described in determiningBusiness whole day is carried out; And/or in described business general information mark for representing the district of described businessWhen the value of domain information is described particular value, determine that described business is without region limits; And/or in described industryIn business general information mark when representing that the value of cost information of described business is described particular value, reallyFixed described business is free. In this technical scheme, for carrying out without region limits, whole day, freeBusiness, field value that can respective identification is set to 1 or 0, marks easily expression.

By technical scheme of the present invention, can realize data communication equipment and data communications method, energyEnough before commencing business, general information that can informing business as the equipment of transmit leg, makes to doFor recipient's equipment can judge whether to commence business with transmit leg according to general information, ensureThe Communication Jamming of the power saving of terminal and attenuating equipment room.

Brief description of the drawings

Fig. 1 is the block diagram of data communication equipment according to an embodiment of the invention;

Fig. 2 is the flow chart of data communications method according to an embodiment of the invention;

Fig. 3 is the block diagram of data communication equipment according to an embodiment of the invention;

Fig. 4 is the flow chart of data communications method according to an embodiment of the invention;

Fig. 5 is the workflow diagram of data communications method according to an embodiment of the invention.

Detailed description of the invention

In order more clearly to understand above-mentioned purpose of the present invention, feature and advantage, below in conjunction with attachedFigure and detailed description of the invention are further described in detail the present invention. It should be noted that, notIn the situation of conflict, the feature in the application's embodiment and embodiment can combine mutually.

Set forth in the following description a lot of details so that fully understand the present invention, still,The present invention can also adopt other to be different from other modes described here and implement, therefore, and the present inventionProtection domain be not subject to the restriction of following public specific embodiment.

Fig. 1 is the block diagram of data communication equipment according to an embodiment of the invention.

As shown in Figure 1, the invention provides a kind of data communication equipment 100, comprising: message generation mouldPiece 102, generates broadcast, and described broadcast comprises one or more business general information marksKnow, wherein, the relevant information of the value representation transmit leg business of described business general information mark; DataInteractive module 104, sends described broadcast. In this technical scheme, in NAN network environmentIn, it is terminal that data communication equipment does 100, at the existing Wi-Fi access service environment based on APIn, data communication equipment 100 can be used as AP, data interaction module 104 can be by terminal orThe realization such as signal receiving/transmission device and antenna of AP, message generating module 102 can be by terminal or APThe processing unit of inner generating messages is realized, and by this programme, has realized industry by broadcastThe notice of relevant information (can be the general information of multiple business) of business, makes the recipient can be rightThe business of transmit leg is had gained some understanding, and then judges whether to commence business with transmit leg, thereby acceleratesEquipment room connection and avoided unnecessary service communication, both saved equipment electric weight, subtract againThe Communication Jamming of few equipment room.

In technique scheme, described broadcast is service discovery messages or device discovery messages.In this technical scheme, can being correlated with business by service discovery messages and device discovery messagesBroadcasting out of property information cycle, when recipient need to commence business according to relevant information judgement, canReturn to the device discovery messages of corresponding transmit leg service discovery messages, or corresponding transmit leg device discovery disappearsThe response message of breath. In this technical scheme, consider that terminal device is effective in the process of findingPower saving, the broadcast cycle of device discovery messages or service discovery messages can be according to the demand of business itselfBroadcast cycle is set to 100ms or other numeral.

In technique scheme, described broadcast is beacon frame, probe request or associated requestFrame. In this technical scheme, in beacon frame, probe request or association request frame, carry businessGeneral information mark, periodically broadcast out, and is conducive to like this other and will carries out same businessEquipment can be found oneself more fast, considers that beacon frame, probe request or association request frame arePeriodically broadcast out, so can add business general information mark in the frame of these framesPeriodically broadcast out, here the broadcast cycle of service related information can be beacon frame, detectionClaim frame, association request frame cycle or the broadcast cycle of service related information can be several beaconsThe broadcast cycle of frame, probe request, association request frame.

In technique scheme, described service discovery messages, device discovery messages, beacon frame, spySurvey in claim frame or association request frame and also comprise flag, service is sent out described in the value representation of described flagIn existing message, device discovery messages, beacon frame, probe request or association request frame, comprise described logicalUse message identification. In this technical scheme, by the value of flag, can point out recipient to broadcast and disappearIn breath, whether comprise the general information of business, ensure that recipient does not need blindly all broadcasts to be enteredRow is resolved, and has reduced kwh loss.

In technique scheme, described flag comprises described service discovery messages, device discovery disappearsOne or more positions of the frame head part of breath, beacon frame, probe request or association request frame. At thisIn technical scheme, flag is arranged on frame head part, and be conducive to recipient and receiving broadcast,Can rapid analysis go out the general information that wherein whether has business.

In technique scheme, described flag comprises described frame header classifying type subdomain and subtypeOne or more positions in subdomain. In this technical scheme, can use the frame control in mac frame headThe type subdomain in territory and subtype subdomain carry out identification of broadcast message and comprise generic service information, also can useOther territory in mac frame head represents that broadcast comprises generic service information.

In technique scheme, described business general information mark comprise described service discovery messages,One of the frame part of device discovery messages, beacon frame, probe request or association request frame or manyIndividual position. In this technical scheme, the generic service information of business is encapsulated in extensively with the form of information elementThe frame part of broadcast message, and information word have a sequence number, and being convenient to like this recipient can be quickUnderstanding transmit leg business, be convenient to commence business fast.

In technique scheme, the relevant information of described business comprise the identification information of described business,The carrying out and/or non-ly carry out carrying out and/or the non-region of carrying out of temporal information, described business of described businessThe cost information of information and/or described business. In this technical scheme, the id information of business contributes toRecipient is known the details such as the type of business, carries out and/or the non-temporal information of carrying out contributes to connectDebit judges currently whether can launch business, the carrying out and/or the non-area information of carrying out of described businessContribute to recipient to judge that self is whether within the scope of service area, cost information contributes to receiveFunctional expenses are known in side, avoid user to cause expense pressure.

In technique scheme, the carrying out and/or non-development described in area information comprises of described businessCarrying out and/or non-central point information and range information of carrying out region of business, and/or marginal point letterBreath. In this technical scheme, except above-mentioned parameter information, it will be appreciated by those skilled in the art thatMore can limit the parameter of service area, can in this programme, be used, as long as can ensureRecipient, according to the parameter information of service area, determines the region of carrying out of business.

In technique scheme, the carrying out and/or non-central point information of carrying out region of described businessComprise the present position information of described transmit leg or particular device, and/or described business carry out and/orNon-marginal points information of carrying out region comprises the present position of described transmit leg and/or described particular deviceInformation. In this technical scheme, transmit leg is based on service needed, can establish for self-position or otherStandby position is foundation, and the parameter information of service area is set, for example, and can be by regional business restrictionCircle centered by self or circle ring area, or the office of certain tissue, business hall, commodityThe working regions such as exhibition section.

In technique scheme, described business carry out and/or non-range information of carrying out region isDescribed business carry out and/or non-length of side information of carrying out region, limit between angle information and/or radius letterBreath. In this technical scheme, based on the control needs of business being carried out to region, can utilize and be not limited toAbove-mentioned parameter information, that carrys out flexible service control carries out region shape and area, for example, businessThe shape of carrying out region can conform to aforesaid office, business hall, commodity exhibition section completely with areaClose.

In technique scheme, in described business general information mark for representing opening of described businessExhibition and/or non-value of carrying out temporal information be while being particular value, represents that described business whole day carries out; And/orValue for the area information that represents described business in described business general information mark is described particular valueTime, represent that described business is without region limits; And/or in described business general information mark for representingWhen the value of the cost information of described business is described particular value, represent that described business is free. In this technologyIn scheme, for carrying out without region limits, whole day, free business, can be by the word of respective identificationSegment value is set to 1 or 0, represents easily.

Fig. 2 is the flow chart of data communications method according to an embodiment of the invention.

As shown in Figure 2, the present invention also provides a kind of data communications method, comprising: step 202, and rawBecome broadcast, described broadcast comprises one or more business general information marks, wherein,The relevant information of the value representation transmit leg business of described business general information mark; Step 204, sendsDescribed broadcast. In this technical scheme, be applicable to NAN network or the existing Wi-based on APFi access service environment, the relevant information having realized business by broadcast (can be multiple industryBusiness general information) notice, recipient can be had gained some understanding to the business of transmit leg, and thenJudge whether to commence business with transmit leg, thereby accelerated the connection of equipment room and avoided notNecessary service communication, had both saved equipment electric weight, reduced again the Communication Jamming of equipment room.

In technique scheme, described service discovery messages, device discovery messages, beacon frame, spySurvey in claim frame or association request frame and also comprise flag, beacon described in the value representation of described flagIn frame, probe request or association request frame, comprise described general information mark. In this technical schemeIn, by the value of flag, can point out the general letter that whether comprises business in recipient's broadcastBreath, ensures that recipient does not need blindly all broadcasts to be resolved, and has reduced kwh loss.

In technique scheme, described business general information mark comprise described service discovery messages,One of the frame part of device discovery messages, beacon frame or probe request or association request frame or manyIndividual position. In this technical scheme, the generic service information of business is encapsulated in extensively with the form of information elementThe frame part of broadcast message, and information word have a sequence number, and being convenient to like this recipient can be quickUnderstanding transmit leg business, be convenient to commence business fast.

Fig. 3 is the block diagram of data communication equipment according to an embodiment of the invention.

As shown in Figure 3, the present invention also provides a kind of data communication equipment 300, comprising: data interactionModule 302, receives broadcast, and described broadcast comprises one or more business general informationsMark; Message processing module 304, obtains value in each described business general information mark representedThe relevant information of transmit leg business. In this technical scheme, at NAN network environment or existing baseIn the Wi-Fi of AP access service environment, data communication equipment 300 can be used as terminal, dataInteractive module 302 can be passed through the realization such as signal receiving/transmission device and antenna of terminal, Message Processing mouldThe processing unit that piece 304 can be resolved message by terminal inner is realized, by this programme, and recipientIn the time receiving broadcast, the relevant information that can obtain business (can be the general of multiple businessInformation), recipient can be had gained some understanding to the business of transmit leg, and then judge whether need to be withTransmit leg is commenced business, and has avoided unnecessary service communication, has both saved equipment electric weight, reduces againThe Communication Jamming of equipment room.

In technique scheme, also comprise: Service Processing Module 306, according to the phase of described businessPass information, judges whether to carry out described business with described transmit leg, in judged result when being, with instituteState transmit leg and carry out described business. In this technical scheme, Service Processing Module 306 also can be by endProcessing unit in end is realized, and in this programme, recipient is known after service related information, can sentenceBreak and whether need to commence business with transmit leg, avoided unnecessary service communication, saved and established simultaneouslyThe Communication Jamming of standby electric weight and minimizing equipment room.

In technique scheme, described broadcast is service discovery messages or device discovery messages,Described Service Processing Module 306 is in the time that described broadcast is described service discovery messages, to describedThe side of sending sends the device discovery messages of corresponding described service discovery messages, to connect described transmit leg and to openBusiness described in exhibition, and/or described Service Processing Module is that described device discovery disappears in described broadcastWhen breath, send the response message of described device discovery messages to described transmit leg, to connect described transmissionSide also carries out described business. In this technical scheme, according to relevant information, judgement needs to carry out recipientWhen business, when the broadcast that can send at transmit leg is service discovery messages, returns accordingly and establishThe existing message of preparation, when the broadcast of sending at transmit leg is device discovery messages, response message, withBe connected with transmit leg and commence business.

In technique scheme, described broadcast is beacon frame, probe request or associated requestFrame, described Service Processing Module 306 is by the lattice of described beacon frame, probe request or association request frameFormula, obtains the value of described business general information mark, and determines the relevant information of described business. At thisIn technical scheme, according to the feature of beacon frame, probe request, association request frame periodic broadcast,In beacon frame, probe request or association request frame, carry business general information mark, can be sent outThe side of sending periodically broadcasts out, and recipient can find to send according to business general information more fastSide, here the broadcast cycle of service related information can be beacon frame, probe request, associated askingAsk frame period or the broadcast cycle of service related information can be several beacon frames, probe request,The broadcast cycle of association request frame.

In technique scheme, described service discovery messages, device discovery messages, beacon frame, spySurvey in claim frame or association request frame and also comprise flag, described message processing module 304 according to described inThe value of flag, determines described service discovery messages, device discovery messages, beacon frame, probe requests therebyIn frame or association request frame, comprise described general information mark. In this technical scheme, pass through flagValue, can point out the general information that whether comprises business in recipient's broadcast, ensure recipientDo not need blindly all broadcasts to be resolved, reduced kwh loss.

In technique scheme, the relevant information of described business comprise the identification information of described business,The carrying out and/or non-ly carry out carrying out and/or the non-region of carrying out of temporal information, described business of described businessThe cost information of information and/or described business, described Service Processing Module 306 is according to described businessIdentification information is determined the details of described business, and judges whether according to the details of described businessCarry out described business; And/or described Service Processing Module 306 according to described business carry out and/or non-Carry out temporal information and judge that current time is whether the carrying out and/or non-development in the time of described business,Further judge whether to carry out described business according to judged result; And/or described Service Processing Module 306According to described business carry out and/or the non-area information of carrying out judges that whether current location is in described businessCarry out and/or non-development in region, further judge whether to carry out described industry according to judged resultBusiness; And/or described Service Processing Module 306 judges described business according to the cost information of described businessExpense whether higher than predetermined threshold, and further judge whether to carry out described industry according to judged resultBusiness. In this technical scheme, recipient can be known according to the id information of business type of business etc.Details, according to carrying out and/or the non-temporal information of carrying out judges currently whether can launch business,According to described business carry out and/or the non-area information of carrying out judges that whether self is in service area scopeIn, and can know functional expenses according to cost information, avoid user to cause expense pressure.

In technique scheme, the carrying out and/or non-development described in area information comprises of described businessCarrying out and/or non-central point information and range information of carrying out region of business, and/or marginal point letterBreath, described Service Processing Module 306 is carried out and/or non-center of carrying out region according to described businessDot information and range information, and/or marginal points information, determine carrying out and/or non-development of described businessRegion, and judge whether carrying out and/or non-development in region in described business of current location. At thisIn technical scheme, except above-mentioned parameter information, it will be appreciated by those skilled in the art that more energyEnough limit the parameter of service area, can in this programme, be used, recipient need to be according to businessThe parameter information in region, determines the region of carrying out of business.

In technique scheme, described business carry out and/or non-range information of carrying out region isDescribed business carry out and/or non-length of side information of carrying out region, limit between angle information and/or radius letterBreath, described Service Processing Module 306 is carried out and/or the non-length of side of carrying out region according to described businessAngle information and/or radius information between information, limit, determine carrying out and/or the non-district that carries out of described businessThe scope in territory, and carrying out and/or non-scope and the central point letter of carrying out region in conjunction with described businessBreath, and/or marginal points information, determine carrying out and/or the non-region of carrying out of described business. In this technologyIn scheme, recipient can utilize and be not limited to above-mentioned parameter information, accurately knows carrying out of businessRegion shape and area, for example, it is likely office, business hall, commodity that business is carried out regionExhibition sections etc., recipient also can accurately calculate the shape and the area that conform to according to parameter information.

In technique scheme, described Service Processing Module 306 is according to the signal of described broadcast messageIntensity is determined the distance apart from described transmit leg, and according to current described in the distance Distance Judgment of described transmit legWhether carrying out and/or non-development in region in described business of position; And/or described Service Processing Module306 determine described current location by GPS module, and whether judge described current locationCarrying out and/or non-development in region of described business. In this technical scheme, utilize letter no matter beNumber intensity or GPS navigation system, recipient can both judge and self whether is in business and carries outIn region, and judge whether to commence business.

In technique scheme, described Service Processing Module 306 identifies at described business general informationIn for representing carrying out and/or when non-value of carrying out temporal information is particular value, determining of described businessDescribed business whole day is carried out; And/or described Service Processing Module 306 is at described business general information markIn knowledge when representing that the value of area information of described business is described particular value, determine described business withoutRegion limits; And/or described Service Processing Module 306 in described business general information mark forWhen the value that represents the cost information of described business is described particular value, determine that described business is free. At thisIn technical scheme, for carrying out without region limits, whole day, free business, can be by respective identificationField value be set to 1 or 0, mark easily expression.

Fig. 4 is the flow chart of data communications method according to an embodiment of the invention.

As shown in Figure 4, the present invention also provides a kind of data communications method, comprising: step 402, connectsReceive broadcast, described broadcast comprises one or more business general information marks; Step404, obtain the relevant of the represented transmit leg business of value in each described business general information markInformation. In this technical scheme, be applicable to NAN network or the existing Wi-Fi based on AP accessService environment, recipient is in the time receiving broadcast, and the relevant information that can obtain business is (passableThe general information of multiple business), recipient can be had gained some understanding to the business of transmit leg, enterAnd judge whether to commence business with transmit leg, avoid unnecessary service communication, both savedEquipment electric weight, reduces again the Communication Jamming of equipment room.

In technique scheme, also comprise: step 406, according to the relevant information of described business,Judge whether to carry out described business with described transmit leg; Step 408, in judged result when being, withDescribed transmit leg is carried out described business. In this technical scheme, transmit leg is considered beacon frame, detectionClaim frame or association request frame periodically broadcast out, and in the frame of these frames, add businessBroadcasting out of general information identification cycle, recipient is known after service related information, can judgeWhether need to commence business with transmit leg, avoided unnecessary service communication, saved equipment simultaneouslyThe Communication Jamming of electric weight and minimizing equipment room.

In technique scheme, described broadcast is service discovery messages or device discovery messages,Described step 408 comprises: in the time that described broadcast is described service discovery messages, to described transmissionSide sends the device discovery messages of corresponding described service discovery messages, to connect described transmit leg and to carry outDescribed business, and/or in the time that described broadcast is described device discovery messages, to described transmit legSend the response message of described device discovery messages, to connect described transmit leg and to carry out described business.In this technical scheme, when recipient need to commence business according to relevant information judgement, can sendWhen the broadcast that side sends is service discovery messages, return to corresponding device discovery messages, sendingWhen the broadcast that side sends is device discovery messages, response message, to be connected also with transmit legCommence business.

In technique scheme, preferably, described broadcast be beacon frame, probe request orAssociation request frame, the described industry of determining the represented transmit leg of the value in described business general information markThe relevant information of business comprises: by the form of described beacon frame, probe request or association request frame, getObtain the value of described business general information mark, and determine the relevant information of described business. This technical sideIn case, according to the feature of beacon frame, probe request, association request frame periodic broadcast, at beaconIn frame, probe request or association request frame, carry business general information mark, can the side's of being sent out weekBroadcasting out of phase property, and recipient can find transmit leg more fast according to business general information,Here the broadcast cycle of service related information can be beacon frame, probe request, association request frame weekPhase or the broadcast cycle of service related information can be several beacon frames, probe request, associated askingAsk the broadcast cycle of frame.

In technique scheme, described service discovery messages, device discovery messages, beacon frame, spySurvey in claim frame or association request frame and also comprise flag, before described step 404, also comprise:According to the value of described flag, determine described service discovery messages, device discovery messages, beacon frame,In probe request or association request frame, comprise described general information mark. In this technical scheme, logicalCross the value of flag, can point out the general information that whether comprises business in recipient's broadcast, protectCard recipient does not need blindly all broadcasts to be resolved, and has reduced kwh loss.

In technique scheme, the relevant information of described business comprise the identification information of described business,The carrying out and/or non-ly carry out carrying out and/or the non-region of carrying out of temporal information, described business of described businessThe cost information of information and/or described business, described step 406 comprises: according to the mark of described businessKnowledge information is determined the details of described business, and judges whether out according to the details of described businessBusiness described in exhibition; And/or according to described business carry out and/or the non-temporal information of carrying out judges when currentBetween whether the carrying out and/or non-development in the time of described business, further judge according to judged resultWhether carry out described business; And/or carrying out and/or non-ly carrying out area information judgement according to described businessWhether current location the carrying out and/or non-development in region of described business, enters one according to judged resultStep judges whether to carry out described business; And/or judge described business according to the cost information of described businessExpense whether higher than predetermined threshold, and further judge whether to carry out described industry according to judged resultBusiness. In this technical scheme, recipient can be known according to the id information of business type of business etc.Details, according to carrying out and/or the non-temporal information of carrying out judges currently whether can launch business,According to described business carry out and/or the non-area information of carrying out judges that whether self is in service area scopeIn, and can know functional expenses according to cost information, avoid user to cause expense pressure.

In technique scheme, the carrying out and/or non-development described in area information comprises of described businessCarrying out and/or non-central point information and range information of carrying out region of business, and/or marginal point letterBreath, described according to described business carry out and/or the non-area information of carrying out judges that whether current location existsDescribed business carry out and/or non-development in region comprises: according to carrying out and/or non-opening of described businessCentral point information and the range information in territory, exhibition section, and/or marginal points information, determine opening of described businessExhibition and/or the non-region of carrying out, and judge whether carrying out and/or non-development in described business of current locationIn region. In this technical scheme, except above-mentioned parameter information, those skilled in the art should manageSeparate, more can limit the parameter of service area, can in this programme, be used recipientNeed to be according to the parameter information of service area, determine the region of carrying out of business.

In technique scheme, described business carry out and/or non-range information of carrying out region isDescribed business carry out and/or non-length of side information of carrying out region, limit between angle information and/or radius letterBreath, described carrying out and/or non-central point information and the scope letter of carrying out region according to described businessBreath, and/or marginal points information, determine described business carry out and/or the non-region of carrying out comprises: according toDescribed business carry out and/or non-length of side information of carrying out region, limit between angle information and/or radius letterBreath, determines carrying out and/or non-scope of carrying out region of described business, and opening in conjunction with described businessExhibition and/or non-scope and central point information of carrying out region, and/or marginal points information, determine described industryCarrying out and/or the non-region of carrying out of business. In this technical scheme, recipient can utilize and be not limited toThe parameter information of stating, what accurately know business carries out region shape and area, and for example, business is openedTerritory, exhibition section is likely office, business hall, commodity exhibition section etc., and recipient also can believe according to parameterBreath accurately calculates the shape and the area that conform to.

In technique scheme, described carrying out and/or the non-area information of carrying out according to described businessJudge current location whether described business carry out and/or non-development in region comprises: according to describedThe signal strength signal intensity of broadcast message is determined the distance apart from described transmit leg, and according to the distance apart from described transmit legFrom judging whether carrying out and/or non-development in region in described business of described current location; And/or logicalCross GPS module and determine described current location, and judge that whether described current location is describedCarrying out and/or non-development in region of business. In this technical scheme, no matter be to utilize signal strength signal intensityOr GPS navigation system, recipient can both judge and self whether is in business and carries out regionIn, and judge whether to commence business.

In technique scheme, also comprise: in described business general information mark for representingState carrying out and/or when non-value of carrying out temporal information is particular value, determining described business whole day of businessCarry out; And/or in the described business general information mark for representing the area information of described businessWhen value is described particular value, determine that described business is without region limits; And/or at the general letter of described businessIn breath mark, when representing that the value of cost information of described business is described particular value, determine described industryBusiness is free. In this technical scheme, for carrying out without region limits, whole day, free business, canBe set to 1 or 0 with the field value of respective identification, mark easily expression.

In one embodiment of the invention, in NAN network environment, or existing based onIn the environment of the Wi-Fi access service of AP, sending as the equipment of transmit leg (terminal or AP)When broadcast (service discovery messages or device discovery messages), in broadcast, carry one orMultiple business general information fields, the value of business general information field is for representing the general of multiple businessInformation. Broadcast can be beacon frame, can be also wide by other of type, subtype regulationBroadcast frame.

Each business universal information field comprises: traffic ID, time period, business that business is carried outCarry out required area information, the expense of business etc., below describe in detail:

Traffic ID, for business itself is identified, recipient, according to traffic ID, just can look intoFind the details such as type of service, judge whether this business interested.

The time period that business is carried out, represent the business open hour. Wherein, carrying out the time period when business establishesBe set at 0 o'clock, represent Access all day. Relatively, the non-of business also can be set therein carries out the timeSection, represents the time of not commencing business.

Business is carried out required area information, comprising: 1, and regional center dot position information, as sentThe position of living in of side's present position information and/or particular device (as being arranged in the equipment in certain building)Put information; 2, business is carried out required area information, as business is carried out desired zone radius and/or itsHe can represent the information (as area etc.) of regional extent. It is emphasized that herein and can arrange moreEurypalynous region parameter information, for example edge point position, also can relatively arrange the non-of business and openTerritory, exhibition section, the region of expression forbidding business. By flexible parameters, can be according to the need of transmit legAsk, arbitrarily the shape of carrying out region and the area of service control, for example, for certain company, completeEntirely can pass through region parameter information, its business is carried out within region is limited to its office.

Cost information, represents to commence business required expense, prevents user to cause expense pressure.

Recipient is receiving after broadcast, its specific works flow process as shown in Figure 5:

Step 502, receives the broadcast that transmit leg sends, and comprises the industry of transmit leg in broadcastThe general information of business, comprises that traffic ID, business are carried out the time, business is carried out region and expense etc.Relevant information;

Step 504, recipient can calculate the distance apart from transmit leg, and mode comprises: a, according to signalStrength estimation self is to the distance L of transmit leg; B, locates self according to self gps system of being withPosition, and the central point information of carrying in conjunction with message (hypothesis is transmit leg position herein), meterCalculate distance L;

Step 506, judges whether this business interestedly, for example, can inquire about according to traffic IDTo the details of business, as type of service, can judge this business belong to interested business itRow, also can be according to business carry out time period and cost information, whether suitable and expense of the time that judgesWhether reasonable, using as judging whether the interested foundation of this business;

Step 508, uninterested to this business time, directly abandons this broadcast;

Step 510, interested to this business time, judges whether L exceedes according to business to carry outRegion;

Step 512, in the time that L does not exceed business and carries out region, responds broadcast, connects and sends outThe side of sending, to commence business with transmit leg, particularly, in the business time started, is service in broadcastFind when message, recipient can transmitting apparatus finds that message sets up initial connection then with transmit leg and openExhibition industry business, or in the time that broadcast is device discovery messages, recipient responds the equipment that transmit leg sendsDiscovery message is set up with it initial connection and is commenced business;

Step 514, in the time that L has exceeded business and carries out region, receive direction transmit leg is close;

Step 516, again judges whether L exceedes according to business and carries out region, is yes in judged resultTime, return to step 514;

Step 518, in the time that L does not exceed business and carries out region, continues to monitor wide from transmit legBroadcast message, or response broadcast last time, connect transmit leg to commence business.

In sum, technical scheme of the present invention has the following advantages:

1, reduce NAN network or the existing internetwork interference of Wi-Fi based on AP, same to timeEconomize the electric quantity consumption of equipment in network.

2, the relevant information such as fast notification terminal traffic desired zone restriction, Rapid Establishment connects.

3, in device discovery and service discovery process, the just general information of notice or the reciprocal exchange of business,Make mobile terminal upper-layer service become more rich and varied.

The foregoing is only the preferred embodiments of the present invention, be not limited to the present invention, forThose skilled in the art, the present invention can have various modifications and variations. All in essence of the present inventionWithin god and principle, any amendment of doing, be equal to replacement, improvement etc., all should be included in the present inventionProtection domain within.

Claims

1. a data communication equipment, is characterized in that, comprising:

Message generating module, generates broadcast, and described broadcast comprises one or more businessGeneral information mark, wherein, the value representation transmit leg business of described business general information mark relevantInformation;

Data interaction module, sends described broadcast;

Described broadcast is service discovery messages or device discovery messages, and/or described broadcastFor beacon frame, probe request or association request frame;

Described service discovery messages, device discovery messages, beacon frame, probe request or associated requestIn frame, also comprise flag, service discovery messages, device discovery disappear described in the value representation of described flagIn breath, beacon frame, probe request or association request frame, comprise described general information mark.

2. data communication equipment according to claim 1, is characterized in that, described flagFor described service discovery messages, device discovery messages, beacon frame, probe request or association request frameThe one or more position of frame head part, comprise in described frame header classifying type subdomain and subtype subdomainOne or more position, and/or

Described business general information is designated described service discovery messages, device discovery messages, beaconOne or more positions of the frame part of frame, probe request or association request frame.

3. data communication equipment according to claim 1 and 2, is characterized in that, described industryWhen the relevant information of business comprises carrying out of the identification information of described business, described business and/or non-developmentBetween the carrying out and/or the non-expense letter of carrying out area information and/or described business of information, described businessBreath.

4. data communication equipment according to claim 3, is characterized in that, described businessCarry out and/or the non-area information of carrying out comprises carrying out of described business and/or the non-central point of carrying out regionInformation and range information, and/or marginal points information.

5. data communication equipment according to claim 4, is characterized in that, described businessCarry out and/or non-central point information of carrying out region comprises the position of living in of described transmit leg or particular devicePut information, and/or

Described business carry out and/or non-marginal points information of carrying out region comprise described transmit leg and/orThe present position information of described particular device, and/or

Described business carry out and/or non-range information of carrying out region is described business carry out and/orAngle information and/or radius information between non-length of side information of carrying out region, limit.

6. data communication equipment according to claim 3, is characterized in that, described business is logicalWith in message identification for represent described business carry out and/or non-value of carrying out temporal information is specificWhen value, represent that described business whole day carries out; And/or

Value for the area information that represents described business in described business general information mark is described spyWhen definite value, represent that described business is without region limits; And/or

Value for the cost information that represents described business in described business general information mark is described spyWhen definite value, represent that described business is free.

7. a data communications method, is characterized in that, comprising:

Generate broadcast, described broadcast comprises one or more business general information marks,Wherein, the relevant information of the value representation transmit leg business of described business general information mark;

Send described broadcast;

Described service discovery messages, device discovery messages, beacon frame, probe request or associated requestIn frame, also comprise flag, beacon frame, probe request or association described in the value representation of described flagIn claim frame, comprise described general information mark.

8. data communications method according to claim 7, is characterized in that, described flagFor described service discovery messages, device discovery messages, beacon frame, probe request or association request frameThe one or more position of frame head part, comprise in described frame header classifying type subdomain and subtype subdomainOne or more position, and/or

9. according to the data communications method described in claim 7 or 8, it is characterized in that described industryWhen the relevant information of business comprises carrying out of the identification information of described business, described business and/or non-developmentBetween the carrying out and/or the non-expense letter of carrying out area information and/or described business of information, described businessBreath.

10. data communications method according to claim 9, is characterized in that, described businessCarry out and/or the non-area information of carrying out comprises carrying out of described business and/or the non-central point of carrying out regionInformation and range information, and/or marginal points information.

11. data communications methods according to claim 10, is characterized in that, described businessCarry out and/or non-central point information of carrying out region comprises the of living in of described transmit leg or particular devicePositional information, and/or

12. data communications methods according to claim 9, is characterized in that, described business is logicalWith in message identification for represent described business carry out and/or non-value of carrying out temporal information is specificWhen value, represent that described business whole day carries out; And/or

13. 1 kinds of data communication equipments, is characterized in that, comprising:

Data interaction module, receives broadcast, and described broadcast comprises one or more businessGeneral information mark;

Message processing module, obtains the represented transmit leg of value that each described business general information identifiesThe relevant information of business;

Service Processing Module, according to the relevant information of described business, judges whether to open with described transmit legBusiness described in exhibition, when being, carries out described business with described transmit leg in judged result;

Described broadcast is service discovery messages or device discovery messages, and described Service Processing Module existsWhen described broadcast is described service discovery messages, sends corresponding described service to described transmit leg and send outThe device discovery messages of existing message, to connect described transmit leg and to carry out described business, described business placeReason module, in the time that described broadcast is described device discovery messages, is established described in sending to described transmit legThe response message of the existing message of preparation, to connect described transmit leg and to carry out described business, and/or

Described broadcast is beacon frame, probe request or association request frame, described Message Processing mouldPiece, by the form of described beacon frame, probe request or association request frame, is obtained the general letter of described businessThe value of breath mark, and the relevant information of definite described business;

Described service discovery messages, device discovery messages, beacon frame, probe request or associated requestIn frame, also comprise flag, described message processing module, according to the value of described flag, is determined described clothesBusiness is found to comprise institute in message, device discovery messages, beacon frame, probe request or association request frameState general information mark.

14. data communication equipments according to claim 13, is characterized in that, described markPosition is described service discovery messages, device discovery messages, beacon frame, probe request or associated requestOne or more positions of the frame head part of frame, comprise described frame header classifying type subdomain and subtype subdomainIn one or more position, and/or

15. according to the data communication equipment described in claim 13 or 14, it is characterized in that, described inThe relevant information of business comprises carrying out of the identification information of described business, described business and/or non-developmentCarrying out and/or the non-expense letter of carrying out area information and/or described business of temporal information, described businessBreath, described Service Processing Module is determined the detailed letter of described business according to the identification information of described businessBreath, and judge whether to carry out described business according to the details of described business; And/or

Described Service Processing Module is carried out and/or is non-ly carried out temporal information judgement and work as according to described businessWhether the front time is the carrying out and/or non-development in the time of described business, further according to judged resultJudge whether to carry out described business; And/or

Described Service Processing Module is carried out and/or is non-ly carried out area information judgement and work as according to described businessWhether front position is the carrying out and/or non-development in region of described business, further according to judged resultJudge whether to carry out described business; And/or

Whether the expense that described Service Processing Module judges described business according to the cost information of described businessHigher than predetermined threshold, and further judge whether to carry out described business according to judged result.

16. data communication equipments according to claim 15, is characterized in that, described businessCarry out and/or the non-area information of carrying out comprises carrying out of described business and/or non-center of carrying out regionDot information and range information, and/or marginal points information, described Service Processing Module is according to described businessCarry out and/or non-central point information and range information of carrying out region, and/or marginal points information, reallyCarrying out and/or the non-region of carrying out of fixed described business, and judge that current location is whether in described businessCarry out and/or non-development in region.

17. data communication equipments according to claim 16, is characterized in that, described businessCarry out and/or non-range information of carrying out region is described business carries out and/or the non-region of carrying outAngle information and/or radius information between length of side information, limit, described Service Processing Module is according to described industryBusiness carry out and/or non-length of side information of carrying out region, limit between angle information and/or radius information, reallyCarrying out and/or non-scope of carrying out region of fixed described business, and in conjunction with described business carry out and/orNon-scope and central point information of carrying out region, and/or marginal points information, determine opening of described businessExhibition and/or the non-region of carrying out.

18. data communication equipments according to claim 15, is characterized in that, described businessProcessing module is determined the distance apart from described transmit leg according to the signal strength signal intensity of described broadcast, and according toApart from whether carrying out and/or non-opening in described business of current location described in the Distance Judgment of described transmit legIn territory, exhibition section; And/or

Described Service Processing Module is determined described current location by GPS module, and judgementWhether described current location the carrying out and/or non-development in region of described business, and/or

Described Service Processing Module in described business general information mark for representing opening of described businessExhibition and/or non-value of carrying out temporal information be while being particular value, determines that described business whole day carries out; And/or

Described Service Processing Module in described business general information mark for representing the district of described businessWhen the value of domain information is described particular value, determine that described business is without region limits; And/or

Described Service Processing Module in described business general information mark for representing the expense of described businessWhile being described particular value by the value of information, determine that described business is free.

19. 1 kinds of data communications methods, is characterized in that, comprising:

Receive broadcast, described broadcast comprises one or more business general information marks;

Obtain the relevant letter of the represented transmit leg business of value in each described business general information markBreath;

According to the relevant information of described business, judge whether to carry out described business with described transmit leg;

When being, carry out described business with described transmit leg in judged result;

Described broadcast is service discovery messages or device discovery messages, and described and described transmit leg is openedDescribed in exhibition, business comprises:

In the time that described broadcast is described service discovery messages, described in described transmit leg transmission correspondenceThe device discovery messages of service discovery messages, to connect described transmit leg and to carry out described business, in instituteWhen stating broadcast and being described device discovery messages, send described device discovery messages to described transmit legResponse message, to connect described transmit leg and to carry out described business, and/or

Described broadcast is beacon frame, probe request or association request frame, described in obtain each instituteThe relevant information of stating the represented transmit leg business of value in business general information mark comprises:

By the form of described beacon frame, probe request or association request frame, obtain described business generalThe value of message identification, and the relevant information of definite described business;

Described service discovery messages, device discovery messages, beacon frame, probe request or associated requestIn frame, also comprise flag, to obtain value in each described business general information mark represented describedThe relevant information of transmit leg business before, also comprise:

According to the value of described flag, determine described service discovery messages, device discovery messages, beaconIn frame, probe request or association request frame, comprise described general information mark.

20. data communications methods according to claim 19, is characterized in that, described markPosition is described service discovery messages, device discovery messages, beacon frame, probe request or associated requestOne or more positions of the frame head part of frame, comprise described frame header classifying type subdomain and subtype subdomainIn one or more position, and/or

Described business general information mark comprises described service discovery messages, device discovery messages, beaconOne or more positions of the frame part of frame, probe request or association request frame.

21. according to the data communications method described in claim 19 or 20, it is characterized in that, described inThe relevant information of business comprises carrying out of the identification information of described business, described business and/or non-developmentCarrying out and/or the non-expense letter of carrying out area information and/or described business of temporal information, described businessBreath, described according to the relevant information of described business, judge whether to carry out described business with described transmit legComprise:

Determine the details of described business according to the identification information of described business, and according to described businessDetails judge whether to carry out described business; And/or

According to described business carry out and/or the non-temporal information of carrying out judges that whether current time is describedCarrying out and/or non-development in the time of business, described in further judging whether to carry out according to judged resultBusiness; And/or

According to described business carry out and/or the non-area information of carrying out judges that whether current location is describedCarrying out and/or non-development in region of business, described in further judging whether to carry out according to judged resultBusiness; And/or

Whether the expense that judges described business according to the cost information of described business higher than predetermined threshold, andFurther judge whether to carry out described business according to judged result.

22. data communications methods according to claim 21, is characterized in that, described businessCarry out and/or the non-area information of carrying out comprises carrying out of described business and/or non-center of carrying out regionDot information and range information, and/or marginal points information, described according to described business carry out and/or non-Carry out area information and judge whether carrying out and/or the non-region Nei Bao that carries out in described business of current locationDraw together:

According to carrying out and/or non-central point information and range information of carrying out region of described business, and/Or marginal points information, determine carrying out and/or the non-region of carrying out of described business, and judge current locationWhether carrying out and/or non-development in region in described business.

23. data communications methods according to claim 22, is characterized in that, described businessCarry out and/or non-range information of carrying out region is described business carries out and/or the non-region of carrying outAngle information and/or radius information between length of side information, limit, described according to described business carry out and/orNon-central point information and range information of carrying out region, and/or marginal points information, determine described businessCarry out and/or the non-region of carrying out comprises:

According to described business carry out and/or non-length of side information of carrying out region, limit between angle information and/Or radius information, determine carrying out and/or non-scope of carrying out region of described business, and described in combinationCarrying out and/or non-scope and central point information of carrying out region of business, and/or marginal points information, reallyCarrying out and/or the non-region of carrying out of fixed described business.

24. data communications methods according to claim 23, is characterized in that, described basisDescribed business carry out and/or the non-area information of carrying out judges whether opening in described business of current locationExhibition and/or non-development in region comprise:

Determine apart from the distance of described transmit leg according to the signal strength signal intensity of described broadcast, and according to apart from instituteState described in the Distance Judgment of transmit leg whether carrying out and/or the non-district that carries out in described business of current locationIn territory; And/or

Determine described current location by GPS module, and whether judge described current locationCarrying out and/or non-development in region of described business, and/or

In described business general information mark for represent described business carry out and/or when non-developmentBetween the value of information while being particular value, determine that described business whole day carries out; And/or

In described business general information mark for described in representing that the value of area information of described business isWhen particular value, determine that described business is without region limits; And/or

In described business general information mark for described in representing that the value of cost information of described business isWhen particular value, determine that described business is free.