WO2010054595A1 - Method, system and device for obtaining service and content access information - Google Patents

Abstract

One embodiment of the present invention discloses a method for obtaining service and content access information, which comprises: obtaining service guide, wherein the service guide comprises multiple access information supporting multimedia broadcasting service and the access information comprises target area information; selecting the desired access information according to the target area information in said access information and the current position information of a terminal; receiving the service or content in said service guide according to the selected access information. The corresponding device and system are also provided.

Description

 Method, system and device for acquiring business and content access information

 This application claims priority to Chinese Patent Application No. 200810177507.9, entitled "Method, System and Equipment for Accessing Business and Content Access Information", filed on November 13, 2008, the entire contents of which are filed on November 13, 2008. This is incorporated herein by reference. Technical field

 The present invention relates to the field of communications technologies, and in particular, to a method, system, and device for acquiring service and content access information. Background technique

 As a killer application of 3G, mobile TV business is constantly developing and improving. OMA BCAST (Mobile Broadcasting Service Application Layer) technologies include, but are not limited to, business discovery and access, electronic programs/service guides, billing, and content/service protection required for mobile broadcast services. BCAST organizes services and content through SG (Service Guide). As shown in Figure 1, a service fragment (such as a specific channel) can have multiple access fragments; a content fragment (such as a specific program) passes time division. For slice associations, there can also be multiple access slices. Due to the regional nature of the broadcast network, the operator can selectively determine the delivery area of the program when delivering the service and content.

 Currently, in BCAST, the delivery area of the program content is specified in the service fragment and the content fragment, and the service and content are obtained through the associated access fragment. When the terminal plays the program, it judges whether the program can be played according to the received BroadcastArea information in the service fragment and the content fragment and the current location. Each access fragment can only describe one broadcast access information, that is, it can only correspond to one broadcast area.

In the process of implementing the present invention, the inventor has found that the prior art has at least the following problems: The BroadcastArea element in the service fragment and the content fragment may contain multiple TargetArea elements, indicating that the service and the content can be played in multiple areas due to Each access fragment can only describe the access information of a play area. Therefore, after the terminal obtains multiple access fragments, it can determine whether the program can be played through the service fragment and the TargetArea in the content fragment. If you do not know which access information in the access fragment to access the program, you can only try one by one, which is inefficient. Summary of the invention

 The embodiments of the present invention provide a method, a system, and a device for acquiring service and content access information, which enable the terminal to determine whether the corresponding access information can be quickly and accurately found after the service and content can be played in the current area.

 To achieve the above objective, an embodiment of the present invention provides a method for acquiring service and content access information, including:

 Obtaining a service guide, where the service guide includes multiple access information supporting a multimedia broadcast service, where the access information includes target area information;

 Selecting required access information according to the target area information in the access information and the location information currently located by the terminal;

 Receiving the service or content in the service guide according to the selected access information.

 An embodiment of the present invention provides a system for acquiring service and content access information, including: a server, configured to add target area information of the access information to the access information, and use the access information of the target area information. Send to the terminal;

 The terminal is configured to obtain a service guide, where the service guide includes multiple access information that supports the multimedia broadcast service, where the access information includes target area information, according to the target area information in the access information and the current terminal. The location information is selected, the required access information is selected, and the service or content in the service guide is received according to the selected access information.

 The embodiment of the invention provides a terminal, including:

 a receiving unit, configured to obtain a service guide, where the service guide includes multiple access information that supports the multimedia broadcast service, where the access information includes target area information;

 a selecting unit, configured to select required access information according to the target area information in the access information and the current location information of the terminal;

 An access unit, configured to receive a service or content in the service guide according to the selected access information. An embodiment of the present invention provides a server, including:

 a setting unit, configured to add target area information of the access information to the access information, and a sending unit, configured to send the service guide that carries the access information, the service, and the content of the target area information to the terminal.

The terminal can be saved by adding the target area information to the access fragment to deliver the program to multiple areas. Find the time of access information and access to the program, improve the processing efficiency of the terminal, and enhance the user experience. In addition, when the terminal moves across the area, the terminal can quickly switch between the access information of different areas to ensure smooth switching of the program, thereby ensuring the user experience. DRAWINGS

 In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the description of the prior art will be briefly described below, and obviously, the attached in the following description The drawings are only some of the embodiments of the present invention, and those skilled in the art can obtain other drawings based on these drawings without any inventive labor.

 1 is a flowchart of a method for acquiring service and content access information according to Embodiment 1 of the present invention; FIG. 2 is a flowchart of a method for acquiring service and content access information according to Embodiment 2 of the present invention; A flowchart of a method for obtaining service and content access information in the third embodiment; FIG. 4 is a flowchart of a region switching in the fourth embodiment of the present invention;

 FIG. 5 is a structural diagram of a system for acquiring service and content access information according to an embodiment of the present invention; FIG. 6 is a structural diagram of a terminal according to an embodiment of the present invention;

 FIG. 7 is a structural diagram of a server in an embodiment of the present invention. detailed description

The technical solutions in the embodiments of the present invention are clearly and completely described in the following with reference to the accompanying drawings in the embodiments of the present invention. It is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments. All other embodiments obtained by a person of ordinary skill in the art based on the embodiments of the present invention without creative efforts are within the scope of the present invention.

Embodiment 1 of the present invention provides a method for acquiring service and content access information, as shown in FIG. 1, including the following steps:

 Step 101: Obtain a service guide, where the service guide includes multiple access information that supports the multimedia broadcast service, where the access information includes target area information. The target area information is carried by adding the target area information of the access information in the access information, or by referring to the target area in the service or content fragment in the service guide. The access information is the information described in the access fragment of the service guide.

Step 102: According to the target area information in the access information and the current location information of the terminal Information, select the required access information;

Step 103: Receive a service or content in the service guide according to the selected access information.

Before the step 101, the server further includes: the server adds the target area information of the access information to the access information; the server sends the access information that carries the target area information to the terminal.

After the step 103, the method further includes: when the terminal location moves across the area (the terminal can be moved by the signal strength, the cell ID, etc.) to obtain the moved location information; and the location information according to the moved location information and the access information is selected. Required access information; access to services or content in the service guide based on the selected access information.

After obtaining the service guide, before selecting the required access information, the method further includes: displaying the service or content in the service guide to the user, where the user selects the service or content; and determining the service or content selected by the user. Whether it can be played in the current area, if it can be played, select the required access information. Or determining whether the service or content can be played in the current area, and presenting the service or content that can be played to the user selection.

In the embodiment of the present invention, by adding the target area information to the access fragment to deliver the program to multiple areas, the time for the terminal to find the access information and access the program can be saved, the processing efficiency of the terminal is improved, and the user experience is enhanced. In addition, when the terminal moves across the area, the terminal can quickly switch between the access information of different areas to ensure smooth switching of the program, thereby ensuring the user experience.

The target area information is added to the access fragment to describe the application area of the access fragment. After the terminal obtains the service fragment and/or the content fragment, and determines that the service and the content can be played in the current area, the selected access fragment is determined according to the target area information in the access fragment, and according to the connection Enter information to access business and content.

A method for obtaining service and content access information is provided in Embodiment 2 of the present invention. A BroadcastArea element is added to an access fragment. The structure of the element is as shown in Table 1, and is used to describe a target application area of the access fragment. i or.

 Table 1 shows the BroadcastArea elements in the service fragment and content fragment:

 Element Name Class 疋 Present Description Data Class Name No Number Type

 Must

 Choose

Broadcas E1 NO/ 0..1 Targets for specifying multimedia broadcast service content tArea TO area.

Polarity A NO/ 0..1 indicates the relationship between the content and the target area: Boolean

 TO ^ 口 polarity = true, indicating that the content is (Boolean is issued within the target area (default value)) ^Voice polarity = false, indicating that the content is

 Issued outside the target area.

 TargetAr E2 NO/ 0..N specifies the target area information, and the area information can be

Ea TM is in the form of:

 Shape

 Cc

 Name—area

 ZipCode

 CellTargetArea

Shape E3 NO/ 0..1 Geographical area, formatted by OMA MLP

 TM specification designation

Cc E3 NO/ 0..1 country code, consisting of 1-3 digits, with unsigned

 The TM body format is specified by the OMA MLP specification. Short name_ar E3 NO/ 0..N The name of the geographic area, such as "Seoul", string ea TM The specific format is specified by the OMA MLP specification.

 ZipCode E3 NO/ 0..1 postal code string

 TM

 CellTarg E3 NO/ 0..1 Cellular area information.

etArea TM

Type A NM 1 Type of cellular area information: Allowed unsigned

 /TM values are: Byte

 0 - not specified

 1 - 3GPP Cell Global Identifier

 2 - 3 GPP Routing Area Identifier

 (RAI)

3 - 3 GPP Location Area Identifier ( LAI )

 4 - 3 GPP Service Area Identifier

 ( SAD

 5 - 3GPP MBMS Service Area

 Identity ( MBMS SAI )

 6 - 3GPP2 Subnet ID

 7 - 3GPP2 SID

 8 - 3GPP2 SID+NID

 9 - 3GPP2 SID+NID+PZID

 10 - 3GPP2 SID+PZID

 11 - DVB-H Cell ID

 10 - 127 Reserved

 128-255 private extension

 CellArea E4 NO/ 0..N specific cellular area information, type by

 The TM Type attribute is determined.

 Value A NM 1 Cellular identity unsigned

 /TM Short

PP2CellI E5 NO/ 0..N If type = 4, the element indicates positivel

The value of D TO SectorJD; nteger

 If type = 5, 6, 7 or 8, the element table

 Show the value of the BASE ID;

 Hor_acc E2 NO/ 0..N Accuracy in meters on a horizontal plane string

 The above method for obtaining service and content access information is as shown in FIG. 2, and includes the following steps:

 Step 201, the terminal is powered on, and the initialization is completed.

Step 202: The terminal acquires the SG (including information such as service fragmentation, content fragmentation, and access fragmentation), and displays the service fragment and the content fragment to the user, where the terminal does not distinguish between the service fragment and the content fragment. Whether the area where the current terminal is located is playable; the access fragment carries the target area information; Step 203: The terminal determines whether the service and/or content selected by the user can be played in the current area, If not, give an error message; otherwise, go to step 204;

 Step 204: The terminal searches for the access fragment corresponding to the current terminal location information according to the target area information in the access fragment, and if not found, gives the error prompt information; otherwise, the process goes to step 205; Step 205, the terminal according to the corresponding The access information in the access fragment accesses the service fragment and/or the content fragment;

 Step 206: The terminal plays the service fragment and/or the content fragment.

 In the embodiment of the present invention, by adding the target area information to the access fragment to deliver the program to multiple areas, the time for the terminal to find the access information and access the program can be saved, the processing efficiency of the terminal is improved, and the user experience is enhanced.

A method for obtaining service and content access information in Embodiment 3 of the present invention is as shown in FIG. 3, and includes the following steps:

 Step 301, the terminal is powered on, and initialization is completed.

 Step 302: The terminal acquires an SG, where the SG includes information such as service fragmentation, content fragmentation, and access fragmentation.

 Step 303: Determine whether the service fragment and/or the content fragment can be played in the current area of the terminal. If not, hide the related SG information, which may include service fragmentation, content fragmentation, time slicing, etc.; 304;

 Step 304: The terminal displays the SG information, and all content segments and program fragments seen by the user can be played in the current area.

 Step 305: The terminal searches for the access fragment corresponding to the current area of the terminal according to the service fragment and/or the content fragment selected by the user. If the fault is not found, the terminal gives an error message, and the process accesses; otherwise, the process proceeds to step 306;

 Step 306: The terminal accesses the service fragment and/or the content fragment according to the access information in the corresponding access fragment.

 Step 307: The terminal plays the service fragment and/or the content fragment.

 In the embodiment of the present invention, by adding the target area information to the access fragment to deliver the program to multiple areas, the time for the terminal to find the access information and access the program can be saved, the processing efficiency of the terminal is improved, and the user experience is enhanced.

In the fourth embodiment of the present invention, when the terminal moves across the area and enters another area, the processing flow of the terminal is as shown in FIG. 4, and includes the following steps: Step 401: The terminal starts to move across the area;

 Step 402: The terminal acquires the latest current location information during the mobile process, and the broadcast area corresponding to the latest current location information is different from the broadcast area before the terminal moves.

 Step 403: The terminal determines whether the currently playing program is still playable in the latest area. If not, the user stops playing and displays the prompt information. The judgment is based on whether the target area information in the service fragment and the content fragment is Include the area after the terminal moves; if yes, go to step 404;

 Step 404: Acquire a corresponding access fragment according to the moved location area information and the location area information in the access fragment. If not, display the prompt information. If yes, go to step 405; Step 405, the terminal according to the step Access information and/or content in the access fragment determined in 404;

 Step 406: The terminal continues to display the service and/or content.

 In the embodiment of the present invention, when the terminal moves across the area, the terminal can quickly switch between the access information of different areas to ensure smooth switching of the program, thereby ensuring the user experience.

 In the fifth embodiment of the present invention, the target play information in the service and the content fragment is introduced in the access fragment, and the ID attribute is added under the TargetArea element to uniquely identify the area information, and the access fragment is represented by referring to the ID. The application area of the access information. As shown in table 2:

Table 2:

 Element Name Class 疋 Present Description Data Class Name No Number Type

 Must

 Choose

 Broadcas El NO/ 0..1 Targets for specifying multimedia broadcast service content

 tArea TO area.

 Polarity A NO/ 0..1 indicates the relationship between content and target area: boolean

 TO ^口果 polarity = true, indicating that the content is

 Delivered within the target area (default);

 ^口果 polarity = false, indicating that the content is

 Issued outside the target area.

TargetAr E2 NO/ 0..N specifies the target area information, and the area information can be Ea TM is in the form of:

 Shape

 Cc

 Name—area

 ZipCode

 CellTargetArea

 ID A NO/ 0..1 unique identifier of the target area anyURI

 TM

Shape E3 NO/ 0..1 Geographical area, formatted by OMA MLP

 TM specification designation

Cc E3 NO/ 0..1 country code, consisting of 1-3 digits, with unsigned

 The TM body format is specified by the OMA MLP specification. Short name_ar E3 NO/ 0..N The name of the geographic area, such as "Seoul", string ea TM The specific format is specified by the OMA MLP specification.

 ZipCode E3 NO/ 0..1 postal code string

 TM

 CellTarg E3 NO/ 0..1 Cellular area information.

etArea TM

Type A NM 1 Type of cellular area information: Allowed unsigned

 /TM values are: Byte

 0 - not specified

 1 - 3GPP Cell Global Identifie - 3 GPP Routing Area Identifier

 ( RAD

 3 - 3 GPP Location Area Identifier

 ( LAI )

 4 - 3 GPP Service Area Identifier

 ( SAD

 5 - 3GPP MBMS Service Area

Identity ( MBMS SAI ) 6 - 3GPP2 Subnet ID

 7 - 3GPP2 SID

 8 - 3GPP2 SID+NID

 9 - 3GPP2 SID+NID+PZID

 10 - 3GPP2 SID+PZID

 11 - DVB-H Cell ID

 10 - 127 Reserved

 128-255 private extension

CellArea E4 NO/ 0..N specific cellular area information, type by

 The TM Type attribute is determined.

 Value A NM 1 Cellular identity unsigned

 /TM Short

PP2CellI E5 NO/ 0..N If type = 4 , this element represents the value of positivel D TO Sector_ID; if type = 5 , 6, nteger

 7 or 8, this element represents the BASE ID

 Value

 Hor_acc E2 NO/ 0..N precision in meters on a horizontal plane, with string

 TM body content is defined in the OMA MLP.

The element indicates the correspondence between the access fragment and the target area, as shown in Table 3:

table 3:

 Element Name Class 疋 Present Description Data Class Name No Number Type

 Must

 Choose

 AccessT El NM 1 describes access information for services and content

 Ype /TM

Broadcas E2 NM 0..1 Broadcast access information describing services and content tService ίΤΜ

 Delivery

 targetAre A NO/ 0..1 Reference to the target broadcast anyURI alDRef TM in the service fragment/content fragment

 UnicastS E2 NM 0..1 unicast access information describing services and content

 erviceDe /TM

 Livery

 targetAre A NO/ 0..1 Reference to the target broadcast anyURI alDRef TM in the service fragment/content fragment

 For the sake of simplicity, the process flow of omitting other element terminals not related to the solution is the same as that of the above embodiment, except that when the corresponding access fragment is searched, the ID attribute under the TargetArea element in the service fragment and/or the content fragment is obtained. And the matching of the targetArealDRef attribute under the BroadcastServiceDelivery or UnicastServiceDelivery element in the access fragment is completed.

 The embodiment of the present invention provides a system for acquiring service and content access information, as shown in FIG. 5, including: a server 510, configured to add target area information of the access information to the access information, and carry the target area information. The access information is sent to the terminal 520. The terminal 520 is configured to obtain a service guide from the server 510. The service guide includes multiple access information that supports the multimedia broadcast service, where the access information includes target area information. The target area information in the access information and the current location information of the terminal are selected, the required access information is selected, and the service or content in the service guide is received according to the selected access information.

 The embodiment of the present invention provides a terminal, as shown in FIG. 6, including: a receiving unit 510, configured to acquire a service guide from a server, where the service guide includes multiple access information supporting a multimedia broadcast service, where the connection The inbound information includes the target area information; the selecting unit 620 is configured to select the required access information according to the target area information in the access information and the current location information of the terminal, and the access unit 630 is configured to use the The access information is selected to receive the service or content in the service guide.

The terminal further includes: a location information acquiring unit 640, configured to acquire location information after the terminal moves after the terminal location moves across the area, and select required access information according to the moved location information, so that the selecting unit 620 moves according to the After the location information and the target area information of the access fragment are selected Access fragmentation.

The terminal further includes: a service selection unit 650, configured to display the service and content in the service guide to the user, for the user to select the service or content, and then determine whether the service or content selected by the user can be played in the current area, if If it can be played, the desired access information is selected; or it is first determined whether the service or content can be played in the current area, and then the service or content that can be played is presented to the user for selection.

 The target area information is carried by adding the target area information of the access information in the access information, or by referring to the target area in the service or content fragment in the service guide.

 The embodiment of the present invention provides a server, as shown in FIG. 7, including: a setting unit 710, configured to add target area information of the access information to the access information, and a sending unit 720, configured to carry the The service guide of the access information, service, and content of the target area information is sent to the terminal.

In the embodiment of the present invention, by adding the target area information to the access fragment to deliver the program to multiple areas, the time for the terminal to find the access information and access the program can be saved, the processing efficiency of the terminal is improved, and the user experience is enhanced. In addition, when the terminal moves across the area, the terminal can quickly switch between the access information of different areas to ensure smooth switching of the program, thereby ensuring the user experience.

Through the description of the above embodiments, those skilled in the art can clearly understand that the present invention can be implemented by hardware, or can be implemented by means of software plus necessary general hardware platform, and the technical solution of the present invention can be implemented. Reflected in the form of a software product, the software product can be stored in a non-volatile storage medium (which can be a CD-ROM, a USB flash drive, a mobile hard disk, etc.), including a number of instructions for making a computer device (may be A personal computer, server, or network device, etc., performs the methods described in various embodiments of the present invention.

 The above description is only a preferred embodiment of the present invention, and it should be noted that those skilled in the art can also make several improvements and retouchings without departing from the principles of the present invention. It should be considered as the scope of protection of the present invention.

Claims

Rights request  A method for obtaining service and content access information, comprising:  Obtaining a service guide, where the service guide includes multiple access information supporting a multimedia broadcast service, where the access information includes target area information;  Selecting required access information according to the target area information in the access information and the location information currently located by the terminal;  Receiving the service or content in the service guide according to the selected access information.  2. The method according to claim 1, wherein the access information is information described in an access fragment of a service guide.  The method according to claim 1, wherein the accessing the service or the content in the service guide according to the selected access information further comprises:  When the terminal moves across the area, acquiring location information after the terminal moves;  Selecting the required access information according to the moved location information;  Receiving the service or content in the service guide according to the selected access information.  The method of claim 1, wherein the obtaining the service fragment, the content fragment, and the access fragment further includes:  Receiving access information that carries the target area information sent by the server.  The method according to claim 1, wherein, after the obtaining the service guide, before selecting the required access information, the method further includes:  Displaying the service and content in the service guide to the user for the user to select the service or content; determining whether the service or content selected by the user is playable in the current area, and if the playable, selecting the required access information .  The method according to claim 1, wherein, after the obtaining the service guide, before selecting the required access information, the method further includes:  Determining whether the service or content can be played in the current area, and presenting the service or content that can be played to the user selection. The method according to any one of claims 1 to 6, wherein the target area information is carried by adding target area information of the access information in access information; or by indexing service guide The target area in the business or content segment is carried. A system for acquiring service and content access information, comprising: a server, configured to add the access information target area information in the access information, and send the access information carrying the target area information To the terminal;  The terminal is configured to obtain a service guide, where the service guide includes multiple access information that supports the multimedia broadcast service, where the access information includes target area information, according to the target area information in the access information and the current terminal. The location information is selected, the required access information is selected, and the service or content in the service guide is received according to the selected access information.  9. A terminal, comprising:  a receiving unit, configured to obtain a service guide, where the service guide includes multiple access information that supports the multimedia broadcast service, where the access information includes target area information;  a selecting unit, configured to select required access information according to the target area information in the access information and the current location information of the terminal;  An access unit, configured to receive a service or content in the service guide according to the selected access information. The terminal according to claim 9, further comprising:  The location information acquiring unit is configured to acquire location information after the terminal moves, and select required access information according to the moved location information, so that the selecting unit is based on the moved location information and the access point. The target area information of the slice selects the desired access slice.  The terminal according to claim 9, further comprising:  a service selection unit, configured to display the service and content in the service guide to the user, for the user to select the service or content, and then determine whether the service or content selected by the user is playable in the current area, and if the user can play, select the Required access information; or  It is first determined whether the service or content can be played in the current area, and then the service or content that can be played is presented to the user for selection.  The terminal according to claim 9, 10 or 11, wherein the target area information is carried by adding target area information of the access information in the access information; or by indexing the service in the service guide Or the target area in the content slice to carry.  13. A server, comprising: a setting unit, configured to add target area information of the access information to the access information; And a sending unit, configured to send, to the terminal, the service guide that carries the access information, the service, and the content of the target area information.