CN101489099B - Method for controlling mobile phone television viewing - Google Patents

Method for controlling mobile phone television viewing Download PDF

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Publication number
CN101489099B
CN101489099B CN 200810004112 CN200810004112A CN101489099B CN 101489099 B CN101489099 B CN 101489099B CN 200810004112 CN200810004112 CN 200810004112 CN 200810004112 A CN200810004112 A CN 200810004112A CN 101489099 B CN101489099 B CN 101489099B
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mobile
phone
information
position
television
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CN 200810004112
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Chinese (zh)
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CN101489099A (en )
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李凤军
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中兴通讯股份有限公司
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Abstract

The invention discloses a method for controlling to watch mobile phone television applying to a mobile phone television business system. Firstly a mobile phone terminal user orders program information with a position limitation through a mobile phone television platform; then the mobile phone television platform transmits encrypted media stream cipher key information containing the position limitation information to the mobile phone terminal; when the mobile phone terminal receives the encrypted media stream cipher key information and transmits the information to an intelligent card, the intelligent card judges when the position information is needed, the mobile phone terminal is desired to transmit the current position information; finally after the mobile phone terminal returns the current position information to the intelligent card, the intelligent card permits or forbids decryption of the following media stream cipher key and decoding play of the media stream through judging the position information contained in the encrypted media stream cipher key information and the mobile phone terminal current position information. When the user uses the mobile phone television business,the system of the invention can perform partial function limit according to the user position.

Description

一种控制观看手机电视的方法 A control method for watching mobile TV

技术领域 FIELD

[0001] 本发明涉及手机电视领域,特别涉及一种控制观看手机电视的方法。 [0001] The present invention relates to mobile TV, and in particular relates to a method of controlling a mobile TV viewing. 背景技术 Background technique

[0002] 手机电视业务是指通过手机终端接收无线方式传送的电视编码信号,并在手机终端进行解码播放的业务。 [0002] Mobile TV services refer receiving coded television signals transmitted by way of wireless mobile terminals, and the mobile terminal decodes the broadcast service. 用户可不受时间、地点等条件的限制使用手机电视业务,增强了人们获取信息或者娱乐的便利性。 Users can unlimited conditions of time and place to use mobile TV services, enhancing the convenience of access to information or entertainment. 手机电视业务丰富多彩,适用于不同的受众使用,但有时出于合法合理的目的,需要对业务的使用者进行必要的限制,以便手机电视业务能起到更好的效果,减轻手机电视业务可能带来的负面效果。 Colorful mobile TV services for different audiences use, but sometimes for legitimate and reasonable purposes, business users need to make the necessary restrictions to mobile TV services can play better results, mobile TV services may reduce the the negative effect.

[0003] 在手机电视业务应用中,有些情况下需要根据用户所在的位置进行部分功能限制,例如:学生在教室内不能观看手机电视业务,以免影响其它人的学习,工人在正常的工作区不能观看手机电视业务,以免影响工作进度等。 [0003] In the mobile TV business applications, in some cases you need to be part of the functional limitations based on the user's location, for example: students in the classroom can not watch mobile TV services, so as not to affect other people's learning, workers can not in the normal work area watch mobile TV services, so as not to affect the progress of work and so on. 对于这些情况,需要一种可根据用户所在区域进行限制用户观看手机电视业务的技术方案。 For these cases, the need for a user to restrict viewing mobile TV service technology solutions based on the user's locale.

发明内容 SUMMARY

[0004] 本发明所要解决的技术问题是提供一种控制观看手机电视的方法,当用户使用手机电视业务时,根据用户所在的位置进行部分功能限制。 [0004] The present invention solves the technical problem of providing a method of controlling the mobile television viewing, when the user uses the mobile TV service, according to a partial function limit the user's location.

[0005] 为了解决上述问题,本发明提供了一种控制观看手机电视的方法,应用于手机电视业务系统,包括以下步骤, [0005] In order to solve the above problems, the present invention provides a method of controlling watch mobile TV broadcast mobile television service system, comprising the steps of,

[0006] a、手机终端用户在手机电视平台上订购具有位置限制的节目信息; [0006] a, the end user subscribes a mobile phone having a position regulating program information in the mobile TV platform;

[0007] b、所述手机电视平台向手机终端发送加密的媒体流密钥信息,其中包含位置限制fn息; [0007] b, the mobile television platform sends the encrypted key to the media stream information of the mobile terminal, wherein the information comprises a position regulating fn;

[0008] C、所述手机终端接收到所述加密的媒体流密钥信息并转发给智能卡后,智能卡判断需要位置信息时,则要求手机终端发送当前的位置信息; [0008] C, the mobile phone terminal, after receiving the encrypted media stream and forwards the key information to the smart card, the smart card requires the position information is determined, the mobile terminal is required to transmit the current position information;

[0009] d、所述手机终端向智能卡返回当前的位置信息后,智能卡通过判断加密的媒体流密钥信息中包含的位置限制信息与手机终端当前的位置信息,允许或者禁止后续的媒体流密钥解密,以及媒体流解码播放。 After [0009] d, the handset returns the current position information to the smart card, the smart card by the position determination encrypted media stream key information included in the restriction information and the phone current location information of the terminal, to allow or prohibit a subsequent media stream cipher key decryption, decoding and streaming media player.

[0010] 进一步地,上述方法的所述步骤a中还可包括,所述手机电视平台发布节目信息, 其中设定在某些位置禁止播放节目。 [0010] Further, the step a further comprises the above method, the mobile television program information publishing platform, wherein the set position is prohibited in certain broadcast programs.

[0011] 进一步地,上述方法还可包括,所述位置信息采用经纬度进行定义。 [0011] Furthermore, the above method may further comprise the location information is defined using the latitude and longitude.

[0012] 进一步地,上述方法的所述步骤a中还可包括,所述手机终端用户在手机电视平台上订购个具有位置限制的节目信息,并获得该节目的业务密钥信息并保存在所述智能卡中。 [0012] Further, the step a further comprises the above method, the end user subscribes to the phone in the mobile phone having a television program information internet limit positions, and obtains the service key and the program information stored in the said smart card.

[0013] 进一步地,上述方法还可包括,所述步骤b中,所述手机电视平台采用广播方式向手机终端发送加密的媒体流密钥信息。 [0013] Furthermore, the above method may further comprise, in said step b, the mobile television internet broadcasts the encrypted media stream to the mobile terminal key information.

[0014] 进一步地,上述方法还可包括,所述步骤d中,所述手机终端通过全球定位系统获得当前的位置信息,并将该当前的位置信息发送给智能卡。 [0014] Furthermore, the above method may further comprise, in said step d, the mobile terminals current position information obtained by a global positioning system, and transmitting the current location information to the smart card.

[0015] 上述方法的所述步骤d中,所述智能卡将收到的手机终端当前的位置信息和加密的媒体流密钥信息包含的位置限制信息进行比较,如果属于禁止播放的位置,则智能卡放弃媒体流密钥解密,手机终端不能获得解密媒体流密钥,不能播放媒体内容,否则,智能卡继续进行媒体流密钥解密并对媒体流进行解码播放。 Said step d [0015] In the above method, the smart card receives the current position of the mobile terminal information and the key information encrypted media stream comprising a position restriction information, if they are prohibited playing position, the smart card give up the media stream decryption key, the mobile terminal can not obtain the decryption key media stream, you can not play media content, otherwise, the smart card continues to be key to decrypt the media stream and media stream decoding and playing.

[0016] 进一步地,上述方法还可包括,所述智能卡位于所述手机终端内,支持手机电视业务的密钥处理,与所述手机终端在安全状态下进行信息交互。 [0016] Furthermore, the above method may further comprise the smart card is in the handset, the key processing to support mobile TV business, exchange information with the handset in a safe state.

[0017] 进一步地,上述方法还可包括,所述手机终端进行无线接入和媒体解码播放,并支持采用安全方式与所述智能卡进行信息交互;还具备获取位置能力,支持采用交互获得广播方式接入传输网络。 [0017] Furthermore, the above method may further comprise a handset and a wireless access media decoder playback, and supports a safe way with the smart card for information exchange; further comprising acquiring location capabilities to support broadcast obtained interactively access transport network.

[0018] 进一步地,上述方法还可包括,所述手机电视平台进行手机电视内容管理、密钥生成及管理,与承载网络交互实现广播方式或者交互方式传送手机电视业务所需信息,支持手机电视业务管理发布,对业务进行位置限制方面的信息设置,生成和管理手机电视业务需要的密钥信息。 [0018] Further, the method may further include the mobile TV platform mobile TV content management, key generation and management, and interactivity for broadcast mode bearer network or interactively transmits the required information service mobile TV, mobile TV support publishing business management, business information set position regulation aspects of the generation and key information management needs of mobile TV services.

[0019] 与现有技术相比,应用本发明,当用户使用手机电视业务时,根据用户所在的位置进行部分功能限制。 [0019] Compared with the prior art, the present invention is applied, when a user uses the mobile TV service, according to a partial function limit the user's location.

附图说明 BRIEF DESCRIPTION

[0020] 图1是本发明中手机电视业务环境的结构图; [0020] FIG. 1 is a configuration diagram of the present invention, the mobile TV service environment;

[0021] 图2是本发明控制观看手机电视的方法的流程图。 [0021] FIG 2 is a flowchart of the present invention is a control method for mobile TV viewing.

具体实施方式 detailed description

[0022] 下面结合附图和具体实施方式对本发明作进一步说明。 [0022] The present invention will be further described in conjunction with the accompanying drawings and specific embodiments.

[0023] 图1中描述了本发明所涉及手机电视业务环境中的主要部分,包括智能卡、手机终端、手机电视平台、传输承载网络,如下所示: In [0023] Figure 1 depicts the main part of mobile TV service environment according to the present invention, including smart cards, mobile terminals, mobile TV platform, transmission bearer network as follows:

[0024] 所述智能卡,此卡位于手机终端内,支持手机电视业务的密钥处理,用于与所述手机终端在安全状态下进行信息交互; [0024] The smart card, which is located in the handset, the key processing support mobile TV service for exchange information with the handset in a safe state;

[0025] 所述手机终端:用于无线接入和媒体解码播放,并支持采用安全方式与智能卡进行信息交互; [0025] The mobile terminals: a wireless media access and decode playback, and supports a safe way to perform information interaction with the smart card;

[0026] 所述手机电视平台:用于手机电视内容管理、密钥生成及管理,可与承载网络交互实现广播方式或者交互方式传送手机电视业务所需信息; [0026] The mobile TV platform: a mobile TV content management, key generation and management, bearer network interactions can be achieved with the broadcast or transmit the required information interactively mobile TV service;

[0027] 所述传输承载网络:支持采用交互方式或者广播方式在手机终端和手机电视平台之间传送手机电视业务所需信息; [0027] The transmission bearer network: using the information required to support interaction is broadcast or mobile TV services between mobile terminals and mobile TV platform;

[0028] 其中,所述手机终端具备获取位置能力,例如采用GPS (全球定位系统)方式获取位置信息,通过与基站交互获得所在CELL (蜂窝)位置信息等,支持采用交互获得广播方式接入传输网络,可采用安全方式与智能卡交互,保证交互信息的安全(但不局限于此);所述智能卡支持手机电视业务,可进行正确的密钥处理,保存密钥信息;所述传输承载网络支持交互方式或者广播方式传输密钥信息或者媒体流信息到所述手机终端,可支持手机终端向手机电视平台进行业务订购;所述手机电视平台支持手机电视业务管理发布,可对业务进行位置限制方面的信息设置,可生成和管理手机电视业务需要的密钥信息。 [0028] wherein, the mobile phone terminal has acquired the ability to position, for example by GPS (Global Positioning System) position information acquisition mode, the (cellular) CELL like to obtain location information that interact with the base station, supporting a broadcast mode interactively obtain access transmission network, can be used to interact with the smart card in a secure manner to ensure the security of interaction information (but not limited to); the smart card support mobile TV service, can correct key processing, key information is stored; said transmission bearer network support interactively or broadcast transmission key information or the media stream information to the mobile terminals, the mobile phone terminal can support service subscription to mobile TV platform; the mobile TV platform to support mobile TV service management publication, may be the business location restrictions the settings can be generated and managed mobile TV business needs of key information.

[0029] 如图2所示,针对上述手机电视业务系统,采用如下步骤可实现基于位置进行部分功能限制的手机电视业务, [0029] As shown in FIG 2, the mobile TV services for the above-described system, the following steps may be implemented partial function limit mobile TV service based on the location,

[0030] 步骤201 :手机电视平台发布节目信息,其中设定在某些位置禁止播放节目; [0030] Step 201: the mobile TV platform release program information, which is set in some locations prohibit broadcast programs;

[0031] 所述节目信息包含指定某些位置禁止播放媒体内容。 The [0031] information including the specified program is prohibited playing media content at certain positions.

[0032] 位置信息可采用经纬度进行定义。 [0032] The latitude and longitude location information can be defined.

[0033] 步骤202 :手机终端用户在手机电视平台上订购某个具有位置限制的节目信息, 并获得该节目的业务密钥信息,保存在智能卡中; [0033] Step 202: end user subscribes to a mobile phone in the mobile phone television program information has a platform position limits, and access to key business information on the program, stored in the smart card;

[0034] 手机终端用户在手机电视平台上进行业务订购,在业务订购前已知某些特殊场合将会禁止播放,并且认可,完成订购后,用户获得业务密钥信息,解密后的业务密钥信息保存在智能卡中。 [0034] the mobile phone end-users on the mobile TV platform service subscription before service subscription is known that certain special occasions will prevent playback, and recognized after the completion of the order, business users get key information, service key to decrypt information stored in the smart card.

[0035] 步骤203 :手机电视平台采用广播方式向手机终端发送加密的媒体流密钥信息, 其中包含位置限制信息; [0035] Step 203: Mobile internet television broadcasts to the mobile terminals transmitting encrypted media stream key information, wherein the restriction information including the position;

[0036] 手机电视平台采用广播方式向手机终端发送加密的媒体流密钥信息,其中包含所述节目禁止播放的位置限制信息。 [0036] Mobile internet television broadcasts to the mobile terminals transmitting encrypted media stream key information, wherein the program is prohibited from playing position comprising restriction information.

[0037] 步骤204 :手机终端接收到加密的媒体流密钥信息并转发给智能卡后,智能卡判断需要位置信息时,则要求手机终端发送当前的位置信息; [0037] Step 204: the mobile terminal receives the encrypted media stream and forwards the key information to the smart card, the smart card requires the position information is determined, the mobile terminal is required to transmit the current position information;

[0038] 手机终端将接收的加密的媒体流密钥信息转发给智能卡,智能卡判断需要进行位置信息判断,则向手机终端请求当前所处位置信息。 [0038] the mobile terminal forwards the received key information encrypted media stream to the smart card, the smart card determines the need for location information is determined, the current position information to the requesting mobile terminals.

[0039] 步骤205 :手机终端向智能卡返回当前的位置信息后,智能卡通过判断加密的媒体流密钥信息中包含的位置限制信息与手机终端当前的位置信息,允许或者禁止后续的媒体流密钥解密,以及媒体流进行解码播放。 [0039] Step 205: After the mobile terminal returns the current position information to the smart card, the smart card limit current location information of the mobile terminal by the position determination encrypted media stream key information included in the enable or disable a subsequent media stream key decryption, and media stream decoding and playing.

[0040] 手机终端通过GPS获得当前的位置信息,采用经纬度表示,并将此信息发送给智能卡。 [0040] handset obtained current location information via GPS, using latitude and longitude said, and sends this information to the smart card.

[0041] 智能卡将收到的手机终端当前的位置信息和加密的媒体流密钥信息包含的位置限制信息进行比较,如果属于禁止播放的位置,智能卡放弃媒体流密钥解密,手机终端不能获得解密媒体流密钥,不能播放媒体内容,否则,智能卡继续进行媒体流密钥解密并对媒体流进行解码播放。 [0041] the position of the smart card will receive the current location of the mobile phone terminal information and encrypted media stream key information contained restriction information, if they are prohibited to play the position, give up the smart card key to decrypt the media stream, mobile terminal can not obtain the decryption media stream key, can not play media content, otherwise, the smart card continues to be key to decrypt the media stream and media stream decoding and playing.

[0042] 与现有技术相比,本发明上述的具体实施方式解决了当用户使用手机电视业务时,根据用户所在的位置进行部分功能限制的问题。 [0042] Compared with the prior art, the present invention is the above-described specific embodiments solves the problem when a user uses the mobile TV service, partial function restriction according to the user's location.

[0043] 以上所述,仅为本发明较佳的具体实施方式,但本发明的保护范围并不局限于此, 任何熟悉该技术的人在本发明所揭露的技术范围内,可轻易想到的变化或替换都应涵盖在本发明的保护范围之内。 [0043] above, the present invention is merely preferred specific embodiments, but the scope of the present invention is not limited thereto, and any person skilled in the art within the technical scope disclosed by the present invention can be easily thought of changes or replacements shall fall within the protection scope of the present invention. 因此,本发明的保护范围应该以权利要求的保护范围为准。 Accordingly, the scope of the present invention should be defined by the scope of the claims.

Claims (9)

  1. 一种控制观看手机电视的方法,应用于手机电视业务系统,其特征在于,包括以下步骤,a、手机终端用户在手机电视平台上订购具有位置限制的节目信息;b、所述手机电视平台向手机终端发送加密的媒体流密钥信息,其中包含位置限制信息;c、所述手机终端接收到所述加密的媒体流密钥信息并转发给智能卡后,智能卡判断需要位置信息时,则要求手机终端发送当前的位置信息;d、所述手机终端向智能卡返回当前的位置信息后,智能卡通过判断加密的媒体流密钥信息中包含的位置限制信息与手机终端当前的位置信息,允许或者禁止后续的媒体流密钥解密,以及媒体流解码播放,具体步骤包括:所述智能卡将收到的手机终端当前的位置信息和加密的媒体流密钥信息包含的位置限制信息进行比较,如果属于禁止播放的位置,则智能卡放弃媒体流密钥解 A control method of watching mobile TV, mobile TV service system is applied, characterized by comprising the steps of, a, the end user subscribes a mobile phone having a position regulating program information in the mobile TV platform; B, to the mobile television platform the mobile terminal transmits the encrypted media stream key information, wherein the restriction information includes location; C, the mobile phone terminal receives the encrypted media stream and forwards the key information to the smart card, the smart card requires the position information is determined, the required phone the terminal transmits the current position information; D, the mobile phone after the terminal returns the current position information to the smart card, the smart card restriction information and the phone current location information of the terminal through the position determination encrypted media stream key information included to allow or prohibit a subsequent decrypting media stream, media stream decoding and play, the specific steps include: the smart card phone terminal receives the current position information and the encrypted key information position in the media stream contained restriction information, if they are playing prohibition the location, the smart card to give up the media stream key solution 密,手机终端不能获得解密媒体流密钥,不能播放媒体内容,否则,智能卡继续进行媒体流密钥解密并对媒体流进行解码播放。 Dense, mobile terminal can not obtain the decryption key media stream, you can not play media content, otherwise, the smart card continues to be key to decrypt the media stream and media stream decoding and playing.
  2. 2.如权利要求1所述的方法,其特征在于,所述步骤a中包括,所述手机电视平台发布节目信息,其中设定在某些位置禁止播放节目。 2. The method according to claim 1, wherein said step a comprises, the mobile television program information publishing platform, wherein the set position is prohibited in certain broadcast programs.
  3. 3.如权利要求2所述的方法,其特征在于, 所述位置信息采用经纬度进行定义。 The method according to claim 2, wherein the location information is defined using the latitude and longitude.
  4. 4.如权利要求1所述的方法,其特征在于,所述步骤a中还包括,所述手机终端用户在手机电视平台上订购个具有位置限制的节目信息,并获得该节目的业务密钥信息并保存在所述智能卡中。 4. The method according to claim 1, wherein said step a further comprises, the end user subscribes to a mobile phone having a position regulating program information in the mobile TV platforms, and obtains the service key of the program and information stored in the smart card.
  5. 5.如权利要求1所述的方法,其特征在于,所述步骤b中,所述手机电视平台采用广播方式向手机终端发送加密的媒体流密钥信肩、ο 5. The method according to claim 1, wherein said step (b), the mobile television internet broadcasts the encrypted media stream to the mobile terminals letter key shoulder, o
  6. 6.如权利要求1所述的方法,其特征在于,所述步骤d中,所述手机终端通过全球定位系统获得当前的位置信息,并将该当前的位置信息发送给智能卡。 6. The method according to claim 1, wherein said step d, the mobile terminals current position information obtained by a global positioning system, and transmitting the current location information to the smart card.
  7. 7.如权利要求1所述的方法,其特征在于,所述智能卡位于所述手机终端内,支持手机电视业务的密钥处理,与所述手机终端在安全状态下进行信息交互。 7. The method according to claim 1, characterized in that the smart card terminal located within the cell phone, the key processing to support mobile TV business, exchange information with the handset in a safe state.
  8. 8.如权利要求1所述的方法,其特征在于,所述手机终端进行无线接入和媒体解码播放,并支持采用安全方式与所述智能卡进行信息交互;还具备获取位置能力,支持采用交互获得广播方式接入传输网络。 8. The method according to claim 1, wherein, said mobile terminals and a wireless access media decoder playback, and supports a safe way with the smart card for information exchange; further comprising acquiring location capabilities to support interactively obtain broadcast access transport network.
  9. 9.如权利要求1所述的方法,其特征在于,所述手机电视平台进行手机电视内容管理、密钥生成及管理,与承载网络交互实现广播方式或者交互方式传送手机电视业务所需信息,支持手机电视业务管理发布,对业务进行位置限制方面的信息设置,生成和管理手机电视业务需要的密钥信息。 9. The method according to claim 1, wherein the mobile TV platform mobile TV content management, key generation and management, and interactivity for broadcast mode bearer network or transmitting the required information interactively mobile TV service, support mobile TV service management publishing, business information set position regulation aspects of the generation and management of mobile TV services needs of key information.
CN 200810004112 2008-01-17 2008-01-17 Method for controlling mobile phone television viewing CN101489099B (en)

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Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1327657A (en) 1998-12-02 2001-12-19 瑞士电信流动电话公司 Mobile apparatus and method for receiving and filtering from program-accumpanying data on the basis of a defined position
EP1526745A2 (en) 2003-10-23 2005-04-27 Samsung Electronics Co., Ltd. Apparatus and method for maintaining broadcast channel using position information of mobile communication terminal

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1327657A (en) 1998-12-02 2001-12-19 瑞士电信流动电话公司 Mobile apparatus and method for receiving and filtering from program-accumpanying data on the basis of a defined position
EP1526745A2 (en) 2003-10-23 2005-04-27 Samsung Electronics Co., Ltd. Apparatus and method for maintaining broadcast channel using position information of mobile communication terminal

Non-Patent Citations (3)

* Cited by examiner, † Cited by third party
Title
JP特开2005-295030A 2005.10.20
JP特开2006-86730A 2006.03.30
WO 2007/001265 A1,全文.

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