CN101662724A - Broadcast/multicast service method based on user location information - Google Patents
Broadcast/multicast service method based on user location information Download PDFInfo
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Abstract
In a broadcast/multicast service based on user location information, when a terminal sets contents desired to be received in a specific area, a broadcast/multicast server checks current location information of the terminal transmitted from a location server or from the corresponding terminal, selects contents provided in the corresponding area, and transmits it to the terminal. Thus, a waste of acommunication channel can be prevented, and since a user can selectively receive contents or information according to his/her location, user's satisfaction and convenience can be enhanced.
Description
The application is that the application number of submitting on June 15th, 2005 is 200580020035.0 (PCT/KR2005/001839), and denomination of invention is divided an application for the patent application of " based on the broadcast/multicast service method of customer position information ".
Technical field
The present invention relates to broadcast/multicast service, relate in particular to broadcast/multicast service based on customer position information.
Background technology
It is a kind of service of newtype to the broadcast/multicast service of portable terminal that sky wave broadcasting or various supplementary are provided, and comprising: broadcast service provides useful information all clients to the service of having subscribed it by the service provider; And multicast services, information only offers the client of determining group, and these clients had before been subscribed specific theme or content.
Because broadcast/multicast service can provide identical information to a plurality of clients simultaneously, network resource administration effectively, and accord with this, increased the symbol (symbol) that bandwidth applications is provided by the effective network source management.In addition, by providing different high-speed service can satisfy the client requirement that is used for high-level service.
The service that client can only be selected to like in the various information that provide receives it, and in this respect, does not also define the method that client-based positional information selectively receives information.
In addition, the broadcast/multicast service of prior art does not define such method, i.e. service allows server based on user's position classification multimedia type information or various content and it is provided.
In other words, the problem of the broadcast/multicast service of prior art is, no matter identical information is offered simultaneously that a plurality of clients and all clients unconditionally receive information and their position.
Summary of the invention
Technical problem
Therefore, an object of the present invention is to provide broadcast/multicast service method based on customer position information, by this method, to serve in the user procedures of having subscribed this service providing, server can offer broadcasting or the content that the user likes selectively based on user position information.
Another object of the present invention provides the broadcast/multicast service method based on customer position information, and by this method, the user can be according to current location received content or information selectively.
Technical solution
Be all or part of realization above-mentioned purpose at least, provide a kind of in the broadcast/multicast service system broadcast/multicast service method based on customer position information, comprising: be arranged in the specific region content that receives by the terminal expectation; When being arranged in this zone of presetting when terminal, content corresponding is sent to terminal by broadcast/multicast server.
Be all or part of these advantages of realization at least, a kind of broadcast/multicast service method based on customer position information also is provided, has comprised: by the broadcast/multicast server that has received definite content from content supplier send comprise service Free Region information contents list to one or more terminals; Receive the relevant broadcast/group broadcast request message of in contents list, selecting with user of one or more contents by particular terminal; Check the positional information of particular terminal through location server by broadcast/multicast server; With send content corresponding to the current location of particular terminal to particular terminal.
Be all or part of these advantages of realization at least, a kind of broadcast/multicast service method based on customer position information also is provided, has comprised: by the broadcast/multicast server that has received definite content from content supplier send comprise service Free Region information contents list to one or more terminals; Receive the relevant broadcast/group broadcast request message of from contents list, selecting with user of one or more contents by particular terminal; Receive the current location information of this particular terminal from particular terminal; With send content corresponding to the current location of particular terminal to this particular terminal.
Be all or part of these advantages of realization at least, a kind of method that broadcast/multicast service is provided based on customer position information also is provided, wherein broadcast/multicast service is provided at least one or a plurality of terminal, each has a client described terminal, carry out transmission/reception by identical network, comprising: send content information to client by the broadcast/multicast server that has received one or more contents; Receive the relevant broadcast/group broadcast request message of content information, selecting with user of content from client by particular terminal; Request message is followed the tracks of to the position server in the position that sends relevant particular terminal by broadcast/multicast server; Receive relevant position from location server and follow the tracks of request responding message; With send content corresponding to positional information to particular terminal.
Be all or part of these advantages of realization at least, a kind of method that broadcast/multicast service is provided based on customer position information also is provided, wherein broadcast/multicast service is provided at least one or a plurality of terminal, each has a client described terminal, carry out transmission/reception by identical network, comprising: the content information that receives relevant one or more contents by client from broadcast/multicast server; The broadcast/group broadcast request message that sends the content that the user of relevant particular terminal selects in content information is to broadcast/multicast server; Request message is followed the tracks of to the position server in the position that is sent relevant this particular terminal by client; Receive relevant position from location server and follow the tracks of request responding message, it comprises the position tracking results; Send the positional information of particular terminal to broadcast/multicast server by client; With the content that is received in selection from broadcast/multicast server corresponding to the content of the current location of this particular terminal.
Be all or part of these advantages of realization at least, a kind of method that broadcast/multicast service is provided based on customer position information also is provided, wherein broadcast/multicast service is provided at least one or a plurality of terminal, each has first and second clients described terminal, each is connected to different networks, comprising: send content information to first client by the broadcast/multicast server that has received one or more contents; Receive the broadcast/group broadcast request message of user's selected content content information of relevant particular terminal from second client; Request message is followed the tracks of to the position server in the position that sends relevant particular terminal by broadcast/multicast server; Receive relevant this position from location server and follow the tracks of request responding message; With send in the content that the user selected with the positional information content corresponding to first client.
Be all or part of these advantages of realization at least, a kind of method that broadcast/multicast service is provided based on customer position information also is provided, wherein broadcast/multicast service is provided at least one or a plurality of terminal, each has first and second clients described terminal, each is connected to different networks, comprising: the content information that receives relevant one or more contents by first client from broadcast/multicast server; Send the broadcast/group broadcast request message of the relevant content of in content information, selecting to broadcast/multicast server by second client by the user of terminal; Request message is followed the tracks of to the position server in the position that sends relevant this particular terminal by second client; Receive relevant this position that comprises the position tracking results by second client and follow the tracks of request responding message; Send the positional information of this particular terminal to broadcast/multicast server by second client; With by first client from the broadcast/multicast server received content.
Following description will partly illustrate additional advantage of the present invention, purpose and characteristics, by checking following content, additional advantage of the present invention, purpose and characteristics are apparent for those of ordinary skills, perhaps can understand from the practice of the present invention.As the claims specifically noted, can realize and obtain these purposes of the present invention and advantage.
Description of drawings
Will be in conjunction with being described in detail with reference to the attached drawings the present invention, wherein identical reference number is represented identical element, wherein:
Fig. 1 is the block diagram that has shown according to the structure of broadcast/group broadcast of the present invention system;
Fig. 2 is the signal flow graph according to the broadcast/multicast service method of first embodiment of the invention;
Fig. 3 is the signal flow graph according to the broadcast/multicast service method of second embodiment of the invention;
Fig. 4 example according in the service guide entry of the present invention the item;
Fig. 5-7 and 8-14 example follow the tracks of request message and corresponding response message with the position of XML (can expand mark put language) expression;
Figure 15 has shown the search list of the database of broadcasting server;
Figure 16 is the signal flow graph according to the broadcast/multicast service method of third embodiment of the invention;
Figure 17 is the signal flow graph according to the broadcast/multicast service method of fourth embodiment of the invention.
Embodiment
Now will be in conjunction with being described with reference to the drawings according to the broadcast/multicast service method based on customer position information of the present invention.
The present invention advised based on customer position information in the terminal of the interior perhaps information that provides the user to like and interface and the operation between one or more server.Especially, the present invention has advised a kind of broadcast/multicast service, by this broadcast/multicast service, server based on customer position information filter various in information and it is offered user in the related service district perhaps.In the case, server can provide service to each user in the relevant range, and the terminal of corresponding service to request service in respective regions is provided, or the zone of corresponding service to user's request is provided.
In the present invention, when broadcast/multicast service that user request provides in the specific region, broadcast/multicast server is checked user position information and the interior perhaps information of relevant range is provided.In the case, broadcast/multicast server is checked customer position information or is checked the customer position information that sends from terminal by location server.
Fig. 1 is the block diagram that has shown according to broadcast/group broadcast system configuration of the present invention.
As shown in Figure 1, the broadcast/group broadcast system comprises: content supplier 10; Broadcast/multicast server 30, inspection area information and this content and information are provided to corresponding zone content that receives from content supplier 10 and information by broadcast/multicast service; Terminal 50 is from broadcast/multicast server 30 received contents and information and send the information of user input; With location server 20, check the positional information of terminal 50.In the case, content supplier 10 can provide one or more contents to one or more terminals by using this broadcast/multicast service simultaneously.
The actual network that sends content and information between terminal and broadcast/multicast server comprises the MBMS (multi-medium broadcast/group broadcast service) of 3GPP, BCMCS (broadcast multicast services 0 of 3GPP2, or DVB (digital video broadcasting).This network is called BDS (broadcast distribution system) widely.
MBMS and BCMCS have uplink channel and downlink channel, so that can broadcast/multicast server and the interface between the terminal in identical network connect.Yet, under the situation of DVB, only there is downlink channel, if then terminal is wanted to carry out and is communicated by letter with broadcast/multicast server, it must be connected with mobile communications network, such as EV-DO (develop and only be used for data, Evolution Data Only) or GSM (global system for mobile communications), so that use uplink channel.
The following operation of the system of above-mentioned structure.
Broadcast/multicast server is from content supplier's received content and store it.When broadcast/multicast server during, to send the content that offers the relevant range terminal in its content to the user with storage from location server or from the current location information of terminal receiving terminal of request corresponding contents.
Broadcast/multicast server receives the content of determining from content supplier, classification and store it in corresponding service area, the content that provides in the respective regions from location server or from the current position information and being sent in of the terminal receiving terminal of request content corresponding is to user's terminal.
Although broadcast/multicast server does not receive service request from terminal, but it can provide corresponding to the content of the current location of terminal and information, and send be provided to the specific region that the user asks content to relevant terminal, and regardless of the current location information of the terminal of service request.
Fig. 2 and 3 is the signal flow graphs that illustrate based on the broadcast/multicast service method of customer position information, wherein broadcast/multicast service can realize by such terminal, and the broadcast/group broadcast client of this terminal can be connected to identical network with location client.In the case, described network is the MBMS of 3GPP or the BCMCS of 3GPP2.
Fig. 2 is the signal flow graph according to the broadcast/multicast service of first embodiment of the invention, and the broadcast/multicast server that wherein is intended to send the interior perhaps information relevant with positional information directly receives the positional information of corresponding terminal from location server.
As shown in Figure 2, the broadcast/multicast service system comprises content supplier 10, location server 20, and broadcast/multicast server 30, terminal 50 and inspection output to the terminal temperature difference 60 of content and the information and the definite information of input of terminal 50.Content and information are sent to terminal 50 by BDS 40.Terminal 50 comprises BDS receiver 51, broadcast/group broadcast and location client 53.In the case, because the broadcast/group broadcast client of terminal 50 is connected to identical network with location client, two clients are assumed to an entity, just, and broadcasting/location client 53.
Broadcast/multicast server 30 receives one or more contents (step S11) from content supplier 10.Content comprises the information of domain of dependence, and wherein content corresponding is scheduled and sends to this zone, just, and the relevant information that the zone of corresponding contents can be provided it.
According to received content, broadcast/multicast server 30 is by using service time, and the relevant scheduling of place (position) and each content produces service guide, and each service guide is sent to each regional terminal 50 that broadcast/multicast service is provided.In the case, broadcast/multicast server 30 can be stored the content that receives from content supplier in two ways.First kind is to receive and memory contents, and second kind be to check the area information that is included in the content and according to each service area storage content corresponding of classification.Service guide comprises the full content tabulation that this broadcast/multicast server can provide, perhaps based on the preference information user contents list of registering when user's booking service that before asked or the difference selection.
Under the situation that each program or the content of service guide comprises area information, about conditional information, the location-based content of the factor of distinguishing the specific region with provide the service features of each content must be included in the clauses and subclauses of corresponding service guide.
For example, the factor that is used to distinguish the specific region comprises the title in zone, detailed address, postcode, position coordinates or the like accurately, this content comprises that about whether content corresponding is the classified information of advertisement or Weather information or the like this service features comprises whether content corresponding can only be used once or use periodically or the information that just is not provided when terminal enters or shift out the specific region.The information that comprises in the following service in detail guide entry.
When terminal 50 received service guide by BDS receiver 51, it showed that by broadcasting/location client 53 service guide is so that user 60 can check service guide (step S13).
When broadcast/multicast server 30 when broadcasting/location client 53 receives the broadcast/group broadcast request messages, its sends position and follows the tracks of request message to position server 20 (step S16).
Follow the tracks of request message according to the position that receives, location server 20 checks that whether the positional information of corresponding terminal (for example can be disclosed, whether mean that particular terminal is set up allows the third party to carry out the position of this particular terminal itself is followed the tracks of, be also referred to as ' censorship ') (step S17), if position detection needs user's permission, location server 20 sends the notification message of the permission of following the tracks of relevant position to user 60, and the user sends response message with response notification message (step S18).
Between location server 20 and location client 53, carry out the position of terminal and follow the tracks of (step S19).Can be by using the existing location tracking method that defines among 3GPP or the 3GPP2 or by using SUPL (secure user plane location) to come the executing location tracking.
Sending in the processing procedure of content by broadcast/multicast server 30, under the situation of the content quilt that receives from content supplier 10 according to each service area classification and storage, the content in respective service district is sent to terminal 50, if and the content that receives is stored by former state (as it is), the content that can be provided to corresponding service area in the content of storage is sent to terminal 50.
By BDS receiver 51 content is sent to broadcasting/location client 53 (step S21), and broadcasting/location client 53 output content corresponding are so that user's inspection (step S22).
Fig. 4 example according to the project that is included in the service guide entry of the present invention.
Project shown in Figure 4 shows corresponding area information when being sent the contents list that comprises area information by optional interpolation with box lunch.
In the project, ' broadcast_area ' indication comprises the area information that is used for broadcast/multicast content and comprises that ' target_area ' or ' hor_acc ' is as sub-project.
' target_area ' is the project that is used for it is provided the part of content, and comprises ' shape ', ' cc ', ' name_area ' or ' sub-project of zip_code '.The broadcast area that has certain precision on ' hor_acc ' expression plane just, for example, is used for being provided with definite zone on electronic chart.
' shape ' is used to indicate geographical form, and ' cc ' is the country code of 1～3 numeral, ' name_area ' expression zone name and ' zip_code ' is to each regional area code, corresponding to postcode.
By using these projects, broadcast/multicast server 30 can be divided the content service district.For example, when a concrete service is provided to the town, broadcast/multicast server 30 optionally comprises project ' broadcast_area ' in the corresponding contents tabulation, ' target_area ' and ' the name_area=town '.
Optionally not only be used for indicating the available service zone of service guide contents list, and be used to limit it is sent the zone of each contents list or it is sent the zone of content.
By using each factor and the attribute that defines in MLP (shift position agreement) standard, can represent that position that broadcast/multicast server 30 sends to location server 20 follows the tracks of request message and follow the tracks of the response message of request message for the position that location server sends to broadcast/multicast server 30 with XML (can expand mark and put language).
Fig. 5-7 and 8-14 example follow the tracks of request message and corresponding response message with the position of XML (can expand mark put language) expression.Concrete, Fig. 5-7 example be used for the embodiment of tracing positional message once, and Fig. 8-14 example be used for tracing positional periodically or the embodiment of the message of tracing positional when particular event occurs.
Especially, Fig. 5 has shown a common position tracking request message of following the tracks of request message corresponding to the position, and it comprises the ID of the terminal that follow the tracks of the request position, has the position tracking precision of time delay and spatial accuracy, the type of position pursuit gain and the setting of priority.
Fig. 6 has shown the ACK message that request is followed the tracks of in a relevant common position, and it can comprise end value, such as whether the position tracking is successful.
Fig. 7 has shown a relevant common position tracking request responding message, and it includes only a position pursuit gain.
Fig. 8 has shown that periodic location is followed the tracks of request message and Fig. 9 has shown the position tracking message that takes place under the special time situation, just, for example, when terminal enters or shift out the specific region.
The position tracking message comprises the ID of the terminal that follow the tracks of the request position, the differentiation that follow the tracks of the relevant position whether periodic location is followed the tracks of or relevant particular event occurs, with comprise the cycle that is used to ask the position to follow the tracks of, follow the tracks of its time started and termination time under the situation in periodic location, with the characteristic of incident (for example, whether terminal enters, and shifts out or is positioned at the specific region) and under for the situation of the tracing positional that particular event occurs the title or the exact position value of specific region.The position tracking message comprises the position tracking precision with time delay and spatial accuracy, the type of position pursuit gain and the setting of priority.
Figure 10 and 11 has shown relevant periodic location tracking request or the ACK message that request is followed the tracks of in the position in the particular event occurred, just, shown and to have followed the tracks of under the situation that request responds and embodiment under the situation that request can not respond is followed the tracks of in the position the position.
Figure 12 has shown that the position when following the tracks of request or particular event and occur as relevant periodic location follows the tracks of the position pursuit gain that request responding message is sent.
Figure 13 has shown that relevant periodic location is followed the tracks of request or the cancellation message that request is followed the tracks of in the position under the situation appears in particular event, has shown the ACK message of relevant minimum message with Figure 14.
In other words, the characteristic of the content selected according to the user of broadcast/multicast server 30 sends position and follows the tracks of the position that request message, periodic location follow the tracks of request message or particular event occurs and follow the tracks of request message to position server 20.
For the content of 30 transmissions of broadcast/multicast server corresponding to the position pursuit gain, need a processing procedure, be used to mate information and terminal information about each content that receives from content supplier 10.
Figure 15 has shown the search list of the database of broadcasting server 30, and they ID, user input values etc. that comprise service area, offer the tabulation of the content of each service area, subscribe the terminal of a service are every.
For example, the terminal with ID of A1 is set up the reception ad content, weather, and stock information, but do not have the fashion content.Then, when the position of terminal pursuit gain corresponding to the zone when ' A ', broadcast/multicast server sends advertisement, the content of weather and security information and do not send the fashion content.In the case, be used as sending to the option of the content in zone ' A ', can limit service by the project of adding this area information shown in Figure 4.
Fig. 3 is the signal flow graph according to the broadcasting of second embodiment of the invention, and the broadcast/multicast server that wherein sends domain of dependence information receives the positional information of corresponding terminal from terminal (user).
Broadcast/multicast server 30 receives one or more contents (step S31) from content supplier 10, by using service time, the scheduling of service position and content produces service guide, and then service guide is sent to each regional terminal 50 (step S32) that broadcast/multicast service is provided through BDS 40.In the case, broadcast/multicast server 30 can be checked the area information that is included in the content, according to each service area classification content corresponding and store it, or storage content corresponding and not classifying.Service guide comprises the complete contents list that broadcast/multicast server 30 can provide or comprises the selected contents list of preference information of having asked in advance or having registered based on when having subscribed service user.
According to having received service guide by BDS receiver 51, terminal 50 shows that by broadcasting/location client 53 service guide is to allow user's 60 inspection service guides (step S33).
When selecting expectation by on the ad-hoc location or during the content that receives on his/her current location (step S34), the broadcast/group broadcast request message is sent to broadcast/multicast server 30 (step S35) by broadcasting/location client 53 in the content of the service guide that user 60 is showing.In the case, the broadcast/group broadcast request message comprises about the information in the zone of the content of being selected by the user is provided to it.
Broadcasting/location client 53 also sends the position and follows the tracks of request message to position server 20 and broadcast/group broadcast request message (step S36).In the case, the position is followed the tracks of request message and is sent out into the form that the position tracking request message under the situation appears in position tracking request message, periodic location tracking request message or a particular event.
Follow the tracks of request message according to the position that receives, by using existing location tracking method or SUPL, location server 20 calculating location pursuit gains (step S37), the position pursuit gain is included in the position tracking request responding message, and then it is sent to the broadcasting/location client 53 (step S38) of corresponding terminal.
According to having received response message, broadcasting/location client 53 delivering position pursuit gains are to broadcast/multicast server 30 (step S39), and broadcast/multicast server 30 is sent in the content corresponding with the position pursuit gain in the content that the user selects to terminal 50 (step S40) by 40 of BDS.In the case, this content comprises the position pursuit gain of corresponding terminal.Here, under the content and its situation of storage that broadcast/multicast server 30 has received from content supplier 10 according to each territorial classification, it sends the content of corresponding service area to terminal 50, if and broadcast/multicast server 30 memory contentss but the service area of not classifying, it will the content of corresponding service area send to terminal 50 in the content of storage.
The content that is sent to broadcasting/location client 53 by BDS receiver 51 is output so that customer inspection (step S41).
Figure 16 is the signal flow graph according to the broadcast/multicast service method of third embodiment of the invention, with Figure 17 be signal flow graph according to the broadcast/multicast service method of fourth embodiment of the invention, shown by a kind of terminal and realized broadcast/multicast service, the broadcast/group broadcast client of this terminal can not be connected with identical network with location client.In the case, receive broadcast/multicast service, send location information request by 3GPP or 3GPP2 simultaneously by DVB., DVB do not have interactive channel because having only downlink channel, so send positional information by the uplink channel of the network that defines among 3GPP and the 3GPP2.
Shown in Figure 16 and 17, the terminal 150 that receives broadcast/multicast service by DVB network 140 comprises: DVB receiver 151; Broadcast/group broadcast client 153; Mobile client 155 is used to send the position and follows the tracks of request message to broadcast/multicast server 130 or to position server 120; With user 160.In other words, broadcast/group broadcast client 153 is operable to and receives special-purpose client and mobile client 155 is operable to the transmission private client, is used to send customizing messages, except the current location information that sends corresponding terminal to broadcast/multicast server 130.
To describe the broadcast/multicast service method in conjunction with reference Figure 16 now, the broadcast/multicast server 130 that wherein sends the content of domain of dependence information directly receives the positional information of corresponding terminal 150 from location server 120.
As broadcast/multicast server 130 (step S51) when content supplier 110 receives one or more content, by using service time, the timetable of service position and content, it produces service guide, and then service guide is sent to each regional terminal 150 (step S52) that broadcast/multicast service is provided by BDS 40.In the case, broadcast/multicast server 130 can be checked the area information that is included in the content, according to each service area classification content corresponding and store it, or storage content corresponding and not classifying.Service guide comprises whole contents list that broadcast/multicast server 130 can provide, and perhaps comprises the contents list of selecting based on preference information request in advance or registration when user's booking service.
Be shown by broadcast/group broadcast client 153 so that user's inspection (step S53) by the received service guide of BDS receiver 51.
When the content selecting to be desirably in his/her current location in the content of the service guide that user 160 is showing or receive on ad-hoc location (step S54), mobile client 155 sends the broadcast/group broadcast request messages to broadcast/multicast server 130 (step S35).In the case, the broadcast/group broadcast request message can comprise about the information in the zone of the content of being selected by the user is provided to it.
According to having received the broadcast/group broadcast request message, broadcast/multicast server 130 sends positions and follows the tracks of request messages to position server 120 (step S56), and location server 120 checks that whether the positional information of corresponding terminal 150 can be disclosed (step S57).If follow the tracks of the permission that needs the user for the position, the notification message that location server 120 sends the permission of following the tracks of relevant position also then receives response message (step S58) to user 160.In the case, the position is followed the tracks of request message and is sent out into position tracking request message one time, and the form of the position tracking request message under the situation appears in periodic location tracking request message or particular event.
By utilizing existing location tracking method or SUPL, location server 120 calculating location pursuit gains (step S59), and follow the tracks of request responding message by relevant position and send the position pursuit gain to broadcast/multicast server 130 (step S60).
Broadcast/multicast server 130 is sent in the content corresponding with the position pursuit gain in the content that the user selects to terminal 150 (step S61) by 140 of DVB, and broadcast/group broadcast client 153 reception and output contents (step S62).
Here, the content that has received from content supplier 110 according to each territorial classification in broadcast/multicast server 130 is also stored under its situation, it sends the content in respective service district to terminal 150, if and broadcast/multicast server 130 memory contentss and the service area of not classifying, its sends the content in respective service district in memory contents to terminal 150.
To describe the broadcast/multicast service method in conjunction with reference Figure 17 now, the broadcast/multicast server that wherein sends the content of domain of dependence information directly receives the positional information of corresponding terminal 150 from terminal.
As broadcast/multicast server 130 (step S71) when content supplier 110 receives one or more content, by using service time, the timetable of service position and content, it produces service guide, and then service guide is sent to each regional terminal 150 (step S72) that broadcast/multicast service is provided by BDS 40.In the case, broadcast/multicast server 130 can be checked the area information that is included in the content, according to each service area classification content corresponding and store them, or storage content corresponding and not classifying.Service guide comprises the full content tabulation that broadcast/multicast server 130 can provide or comprises the contents list of selecting based on the preference information of user's request in advance when the booking service or registration.
Receive service guides by the broadcast/group broadcast client 153 DVB receiver 151 by terminal 150, and broadcast/group broadcast client 153 show it with allow user 160 check it (step S73).
When user 160 selects to be desirably in his/her current location or during the service guide entry that receives (step S74) on ad-hoc location, mobile client 155 sends the broadcast/group broadcast request messages to broadcast/multicast server 130 (step S75) with send the position and follow the tracks of request message and arrive position server 120 (step S76).In the case, the up link by 3GPP or 3GPP2 follows the tracks of that request message sends to broadcast/multicast server 130 to broadcast/group broadcast request message and position and to position server 120, and does not pass through DVB network 140.
According to having received the position tracking message, by utilizing existing location tracking method or SUPL, location server 120 calculating location pursuit gains (step S77), and this position pursuit gain is included in the position is followed the tracks of in the request responding message, and then it is sent to the mobile client 155 (step S78) of corresponding terminal 150.
According to having received response message, mobile client 155 delivering position pursuit gains are to broadcast/multicast server 130 (step S79), and broadcast/multicast server 130 can be provided to by 140 transmissions of DVB network in the content of corresponding terminal with position pursuit gain content corresponding to terminal 150 (step S80).In the case, content comprises the position pursuit gain of corresponding terminal.Here, the content that has received from content supplier 110 according to each territorial classification in broadcast/multicast server 130 is also stored under its situation, it sends the content in respective service district to terminal 150, if and broadcast/multicast server 30 memory contentss but the service area of not classifying, its sends the content in respective service district in the content of storage to terminal 150.
According to the content that receives by DVB receiver 151, broadcast/group broadcast client 153 output these contents (step S81).
In this embodiment, when broadcast/multicast server receives when being used for the response of certain content from terminal, it provides content corresponding to terminal.Yet, in this respect, although not receiving from terminal, broadcast/multicast server is not used for requests for content, but it can check the position of terminal so that provide content selectively according to the current location of terminal by location server, maybe can provide content that the user asks and the current location of tube terminal not.
For example, when broadcast/multicast server 30 during from content server 10 received contents, it can send to by location server 20 is checked the terminal of locating and will be can be provided to respective regions in the specific region content in this zone to terminal 50.
In addition, when broadcast/multicast server 30 during from content supplier's 10 received contents, it can be by using the area information of content, according to service area classification/memory contents, then, when the content of terminal request specific region, broadcast/multicast server 30 sends the content of respective regions to terminal 50.
As previously mentioned, the broadcast/multicast service method based on customer position information according to the present invention has many advantages.
In other words, for example,, only provide information or the content that presets selectively, can prevent the waste of communication channel because based on customer position information.
In addition, because the user is according to his/her current location selectively received content or information, can be enhanced for the user satisfaction and the convenience of service.
Aforesaid embodiment and advantage are exemplary and can not be construed as limiting the invention.Instruction of the present invention can be easy to be applied to the device of other type.Specification of the present invention is intended to example, and does not limit the scope of claim.To those skilled in the art, many replacements, it will be conspicuous revising and change.In the claims, the statement of device-Jia-function is intended to cover the structure described herein of carrying out described function, is not only the equivalence of structure, and is the structure of equivalence.
Claims (10)
1. one kind provides the method for broadcast/multicast service based on customer position information, and wherein broadcast/multicast service is provided at least one or a plurality of terminal, and described each terminal has the client modules of carrying out transmission/reception by network, and this method comprises:
Receive the service guide of the content information that comprises relevant one or more contents from broadcast/multicast server by client modules;
Send the broadcast/group broadcast request message relevant to broadcast/multicast server by client modules with the content selected in user's this content information in being included in the service guide that receives by particular terminal;
Request message is followed the tracks of to network entity in the position that sends relevant this particular terminal by client modules;
Receive the response message that request message is followed the tracks of in relevant position from this network entity, this response message comprises the position tracking results;
The positional information that sends this particular terminal by client modules is to broadcast/multicast server, and the positional information of this particular terminal is indicated the accurate current location of this particular terminal; With
The content of selecting by the user, receive the corresponding content of this accurate current location with this particular terminal from broadcast/multicast server.
2. the method for claim 1 further comprises:
The content of classifying and to receive according to its service Free Region by broadcast/multicast server from content supplier.
3. the method for claim 1, the content that receives from content supplier of this broadcast/multicast server storage wherein, and send this content based on the current location information of corresponding terminal.
4. the method for claim 1, wherein this content information comprises and the relevant area information in zone that corresponding contents wherein can be provided for service.
5. the method for claim 1, wherein request message is followed the tracks of and corresponding response message has shift position agreement MLP form in this position.
6. one kind receives the method for broadcast/multicast service by terminal, and this method comprises:
Receive service guide from the network that comprises broadcast/multicast server, the user uses this service guide to select the certain content relevant with broadcast/multicast service;
Send content requests to this network, this content requests comprises the information about user-selected content; And
In response to this content requests, from the network received content,
Wherein, by the broadcast/multicast server that follow the tracks of the exact position of carrying out terminal, in the described content of being selected by the user, the content that further selective reception is arrived is with the filtration of startup with the corresponding location-based service of being selected by the user of content.
7. method as claimed in claim 6, wherein when the cooperation of calcaneus rete network entity when handling about location information of terminals, filter the content that receives by broadcast/multicast server according to the accurate current location of terminal.
8. method as claimed in claim 6 wherein when follow the tracks of the exact position that utilizes the network entity that is connected with content supplier to carry out terminal, is filtered the content that receives by broadcast/multicast server according to the accurate current location of terminal.
9. method as claimed in claim 6 is wherein followed the tracks of the message that relates to based on shift position agreement MLP form in the exact position that network is carried out.
10. method as claimed in claim 6, wherein, this service guide that receives comprises and at least one relevant information in the information sets, and described information sets comprises: broadcast area, target area, horizontal accuracy, geographic area shape, country code, geographic area title, zone code, coverage, service list, terminal identifier, user are provided with, proprietary element and special-purpose element.
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| CN2005800200350A CN1969572B (en) | 2004-06-16 | 2005-06-15 | Broadcast/multicast service method based on user location information |
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| CN2005800200350A Division CN1969572B (en) | 2004-06-16 | 2005-06-15 | Broadcast/multicast service method based on user location information |
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| CN101662724A true CN101662724A (en) | 2010-03-03 |
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| CN2005800200350A Expired - Fee Related CN1969572B (en) | 2004-06-16 | 2005-06-15 | Broadcast/multicast service method based on user location information |
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Also Published As
| Publication number | Publication date |
|---|---|
| CN1969572A (en) | 2007-05-23 |
| CN101662724B (en) | 2016-10-12 |
| CN1969572B (en) | 2011-06-22 |
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