公开(公告)号：US08719956B2

公开(公告)日：2014-05-06

申请号：US13719681

申请日：2012-12-19

Applicant: Huawei Technologies Co., Ltd.

Inventor： Chen Huang ,  Renzhou Zhang ,  Zhipeng Zhou ,  Weizhong Yuan

IPC: G06F21/00

CPC classification number: G06F21/60 ,  G06F21/10 ,  G06F2221/0777 ,  H04L63/10 ,  H04L2463/101

Abstract: A method and an apparatus for moving a license between SRMs. A DRM agent obtains the license from a first SRM, and sets the license to a forwarding state locally; the DRM agent deducts one permission of moving the license; and the DRM agent sends the license to a second SRM.

Abstract translation: 一种用于在SRM之间移动许可证的方法和装置。 DRM代理从第一SRM获取许可证，并将许可证设置为本地转发状态; DRM代理人扣除许可移动许可证; 并且DRM代理将许可证发送到第二SRM。

公开(公告)号：US20140032777A1

公开(公告)日：2014-01-30

申请号：US14042031

申请日：2013-09-30

Applicant: Huawei Technologies Co., Ltd.

Inventor： Weizhong Yuan ,  Teng Shi ,  Peiyu Yue ,  Renzhou Zhang ,  Lingyan Wu

IPC: H04L29/06

CPC classification number: H04L65/60 ,  H04L67/26

Abstract: A method, an apparatus, and a system are disclosed for transmitting and processing media content. The method includes: encapsulating at least one media sample and metadata thereof to generate a sub-media segment, where a plurality of the sub-media segments constitute one media segment; and each time one sub-media segment is generated, pushing the sub-media segment to a live streaming server such that the live streaming server, upon receiving the sub-media segment, pushes the sub-media segment to a client side for playing. The solutions according to embodiments of the present disclosure reduce the end-to-end delay and improve real-time performance of the media content processing.

Abstract translation: 公开了用于发送和处理媒体内容的方法，装置和系统。 该方法包括：封装至少一个媒体样本及其元数据以生成子媒体片段，其中多个子媒体片段构成一个媒体片段; 并且每次生成一个子媒体片段时，将子媒体片段推送到直播流服务器，使得直播流服务器在接收到子媒体片段时将子媒体片段推送到客户端进行播放。 根据本公开实施例的解决方案减少了端到端延迟并提高了媒体内容处理的实时性能。

公开(公告)号：US20130144714A1

公开(公告)日：2013-06-06

申请号：US13758439

申请日：2013-02-04

Applicant: Huawei Technologies Co., Ltd.

Inventor： Weizhong Yuan ,  Teng Shi ,  Guangyuan Liu ,  Yuanyuan Zhang ,  Yonghui Tian ,  Renzhou Zhang ,  Lingyan Wu ,  Peiyu Yue ,  Chuxiong Zhang

IPC: G06Q30/00

CPC classification number: G06Q30/0248 ,  H04L65/4069 ,  H04L67/1097 ,  H04L67/20 ,  H04N21/26258 ,  H04N21/4627 ,  H04N21/47202 ,  H04N21/47217 ,  H04N21/4882 ,  H04N21/812 ,  H04N21/8355 ,  H04N21/8456 ,  H04W4/21

Abstract: A method, apparatus and system for supporting advertisement contents in an HTTP streaming play mode. The method comprises: receiving media presentation description information from a server, wherein advertisement content support information is included in the media presentation description information; acquiring and playing advertisement contents according to media presentation information; requesting for media contents from the server according to the advertisement content support information and playing conditions of the advertisement contents. By means of verification, the embodiments of the present invention enable the media contents transmitted by adopting the HTTP Streaming mode to support advertisement contents without only depending on the rule files performed by the client, enables the result of watching the advertisement effectively impact on the subsequent request, acquisition and play for the content slices and improve the difficulty and level for avoiding the advertisements.

Abstract translation: 一种用于在HTTP流播放模式中支持广告内容的方法，装置和系统。 该方法包括：从服务器接收媒体呈现描述信息，其中广告内容支持信息被包括在媒体呈现描述信息中; 根据媒体呈现信息获取和播放广告内容; 根据广告内容支持信息和广告内容的播放条件从服务器请求媒体内容。 通过验证，本发明的实施例使得通过采用HTTP流模式传输的媒体内容不依赖于客户端执行的规则文件来支持广告内容，使观看广告的结果有效地影响后续 请求，获取和播放内容片段，并提高避免广告的难度和级别。

公开(公告)号：US20140137171A1

公开(公告)日：2014-05-15

申请号：US14162153

申请日：2014-01-23

Applicant: Huawei Technologies Co., Ltd.

Inventor： Peiyu Yue ,  Weizhong Yuan ,  Teng Shi ,  Guangyuan Liu ,  Yuanyuan Zhang ,  Yonghui Tian ,  Renzhou Zhang ,  Lingyan Wu ,  Chuxiong Zhang

IPC: H04N21/262 ,  H04N21/458

CPC classification number: H04N21/26258 ,  H04L65/4084 ,  H04L65/60 ,  H04N21/23424 ,  H04N21/458 ,  H04N21/4622

Abstract: A method and an apparatus for supporting time shift playback in an adaptive Hypertext Transfer Protocol (HTTP) streaming transmission solution are disclosed. The method includes: sending a live media presentation description (MPD) request message to a media server; receiving a response message that includes MPD for a current time period, where the MPD further includes media presentation information for another time period; determining that a moment of a media segment to be requested currently exceeds a time range corresponding to the MPD; acquiring the corresponding MPD according to the media presentation information corresponding to the media segment, and requesting, according to the acquired corresponding MPD, the media segment. In this manner, a client supports time shift playback of a larger time range, and at the same time, the size of the MPD is capable of remaining in an acceptable range.

Abstract translation: 公开了一种用于支持自适应超文本传输​​协议（HTTP）流传输解决方案中的时移重放的方法和装置。 该方法包括：向媒体服务器发送实况媒体演示描述（MPD）请求消息; 接收包括当前时间段的MPD的响应消息，其中MPD还包括另一时间段的媒体呈现信息; 确定要请求的媒体片段的时刻当前超过与MPD对应的时间范围; 根据与媒体片段对应的媒体呈现信息，获取对应的MPD，并根据获取的对应的MPD请求媒体片段。 以这种方式，客户端支持更大时间范围的时移重放，同时MPD的尺寸能够保持在可接受的范围内。

公开(公告)号：US09325744B2

公开(公告)日：2016-04-26

申请号：US13670229

申请日：2012-11-06

Applicant: Huawei Technologies Co., Ltd.

Inventor： Yuanyuan Zhang ,  Peiyu Yue ,  Teng Shi ,  Linyi Tian ,  Yonghui Tian ,  Chuxiong Zhang ,  Guangyuan Liu ,  Weizhong Yuan ,  Renzhou Zhang ,  Lingyan Wu

IPC: G06F15/16 ,  H04L29/06 ,  H04N21/2543 ,  H04N21/442 ,  H04N21/643 ,  H04N21/658 ,  H04L29/08 ,  H04N21/24 ,  H04N21/6547

CPC classification number: H04L65/1016 ,  H04L65/1006 ,  H04L65/1059 ,  H04L65/1066 ,  H04L65/1083 ,  H04L65/403 ,  H04L67/22 ,  H04N21/2405 ,  H04N21/2543 ,  H04N21/44222 ,  H04N21/64322 ,  H04N21/6547 ,  H04N21/6582

Abstract: The present invention relates to the multimedia field, and discloses a method, a device, and a system for controlling content report behavior. The method includes: receiving a request for subscribing to a configuration update notification, in which the request is sent by the terminal or the media control function, and a configuration update request that is sent by an SCF and carries the new content report configuration information, and sending a configuration update notification message to the terminal or the media control function, where the configuration update notification message carries the new content report configuration information or acquiring information thereof. The method of the present invention avoids using the message body of the SIP message to transmit the content report configuration information, is compliant and compatible with logic for processing a SIP INFO message specified in the RFC 2976.

Abstract translation: 本发明涉及多媒体领域，并且公开了一种用于控制内容报告行为的方法，设备和系统。 该方法包括：接收用于订阅由终端或媒体控制功能发送的请求的配置更新通知的请求以及由SCF发送并携带新的内容报告配置信息的配置更新请求， 向终端或媒体控制功能发送配置更新通知消息，其中配置更新通知消息携带新的内容报告配置信息或获取其信息。 本发明的方法避免使用SIP消息的消息主体来发送内容报告配置信息，它符合并兼容于用于处理在RFC 2976中指定的SIP INFO消息的逻辑。

公开(公告)号：US20130159421A1

公开(公告)日：2013-06-20

申请号：US13768002

申请日：2013-02-15

Applicant: Huawei Technologies Co., Ltd.

Inventor： Peiyu Yue ,  Weizhong Yuan ,  Teng Shi ,  Guangyuan Liu ,  Yuanyuan Zhang ,  Yonghui Tian ,  Renzhou Zhang ,  Lingyan Wu ,  Chuxiong Zhang

IPC: H04L29/06

CPC classification number: H04N21/26258 ,  H04L65/4084 ,  H04L65/60 ,  H04N21/23424 ,  H04N21/458 ,  H04N21/4622

Abstract: A method and an apparatus for supporting time shift playback in an adaptive HTTP streaming transmission solution are disclosed. The method includes: sending a live MPD request message to a media server; receiving a response message that includes MPD for a current time period, where the MPD further includes media presentation information for another time period; determining that a moment of a media segment to be requested currently exceeds a time range corresponding to the MPD; acquiring the corresponding MPD according to the media presentation information corresponding to the media segment, and requesting, according to the acquired corresponding MPD, the media segment. In this manner, a client supports time shift playback of a larger time range, and at the same time, the size of the MPD is capable of remaining in an acceptable range.

Abstract translation: 公开了一种用于支持自适应HTTP流传输解决方案中的时移重放的方法和装置。 该方法包括：向媒体服务器发送实时MPD请求消息; 接收包括当前时间段的MPD的响应消息，其中MPD还包括另一时间段的媒体呈现信息; 确定要请求的媒体片段的时刻当前超过与MPD对应的时间范围; 根据与媒体片段对应的媒体呈现信息，获取对应的MPD，并根据获取的对应的MPD请求媒体片段。 以这种方式，客户端支持更大时间范围的时移重放，同时MPD的尺寸能够保持在可接受的范围内。

公开(公告)号：US08984570B2

公开(公告)日：2015-03-17

申请号：US14162153

申请日：2014-01-23

Applicant: Huawei Technologies Co., Ltd.

Inventor： Peiyu Yue ,  Weizhong Yuan ,  Teng Shi ,  Guangyuan Liu ,  Yuanyuan Zhang ,  Yonghui Tian ,  Renzhou Zhang ,  Lingyan Wu ,  Chuxiong Zhang

IPC: H04N7/173 ,  H04N21/262 ,  H04N21/462 ,  H04L29/06 ,  H04N21/458 ,  H04N21/234 ,  H04N11/02 ,  G06F15/16

CPC classification number: H04N21/26258 ,  H04L65/4084 ,  H04L65/60 ,  H04N21/23424 ,  H04N21/458 ,  H04N21/4622

Abstract: A method and an apparatus for supporting time shift playback in an adaptive Hypertext Transfer Protocol (HTTP) streaming transmission solution are disclosed. The method includes: sending a live media presentation description (MPD) request message to a media server; receiving a response message that includes MPD for a current time period, where the MPD further includes media presentation information for another time period; determining that a moment of a media segment to be requested currently exceeds a time range corresponding to the MPD; acquiring the corresponding MPD according to the media presentation information corresponding to the media segment, and requesting, according to the acquired corresponding MPD, the media segment. In this manner, a client supports time shift playback of a larger time range, and at the same time, the size of the MPD is capable of remaining in an acceptable range.

Abstract translation: 公开了一种用于支持自适应超文本传输​​协议（HTTP）流传输解决方案中的时移重放的方法和装置。 该方法包括：向媒体服务器发送实况媒体演示描述（MPD）请求消息; 接收包括当前时间段的MPD的响应消息，其中MPD还包括另一时间段的媒体呈现信息; 确定要请求的媒体片段的时刻当前超过与MPD对应的时间范围; 根据与媒体片段对应的媒体呈现信息，获取对应的MPD，并根据获取的对应的MPD请求媒体片段。 以这种方式，客户端支持更大时间范围的时移重放，同时MPD的尺寸能够保持在可接受的范围内。

公开(公告)号：US20150074241A1

公开(公告)日：2015-03-12

申请号：US14540851

申请日：2014-11-13

Applicant: HUAWEI TECHNOLOGIES CO.,LTD.

Inventor： Guangyuan Liu ,  Teng Shi ,  Weizhong Yuan ,  Renzhou Zhang ,  Yuanyuan Zhang ,  Yonghui Tian ,  Peiyu Yue ,  Chuxiong Zhang

IPC: H04L29/08 ,  H04L12/825 ,  H04L29/06 ,  G06F17/30

CPC classification number: H04L67/18 ,  G06F16/9566 ,  H04L47/25 ,  H04L65/4084 ,  H04L65/4092 ,  H04L65/601 ,  H04L65/602 ,  H04L65/80 ,  H04L67/02 ,  H04N7/17336 ,  H04N21/2387 ,  H04N21/47202 ,  H04N21/6587 ,  H04N21/8586

Abstract: A method for implementing fast playout includes receiving a fast playout request sent by a client, where the fast playout request comprises a Uniform Resource Locator (URL) corresponding to content of a media file with a specified multiple of regular playout rate by the client, and the specified multiple of regular playout rate is determined by the client according to obtained media presentation description; and obtaining a content segment corresponding to the media file with the specified multiple of regular playout rate according to the URL, and sending a fast playout response to the client, where the fast playout response comprises the content segment corresponding to the media file with the specified multiple of regular playout rate. Therefore, fast online playing is implemented, and user experience is improved at the same time.

Abstract translation: 一种用于实现快速播放的方法包括接收由客户端发送的快速播放请求，其中快速播放请求包括与客户端具有规定播放速率的指定倍数的媒体文件的内容对应的统一资源定位符（URL），以及 根据获得的媒体呈现描述，客户端确定规定播放速率的指定倍数; 并根据URL获得具有规定播放次数的多媒体文件的内容片段，并向客户端发送快速播放响应，其中快速播放响应包括与具有指定的媒体文件相对应的内容段 多播定时播放率。 因此，实现了快速在线播放，同时改善了用户体验。

公开(公告)号：US08995463B2

公开(公告)日：2015-03-31

申请号：US13731448

申请日：2012-12-31

Applicant: Huawei Technologies Co., Ltd

Inventor： Yuanyuan Zhang ,  Peiyu Yue ,  Teng Shi ,  Yonghui Tian ,  Guangyuan Liu ,  Chuxiong Zhang ,  Renzhou Zhang ,  Weizhong Yuan ,  Lingyan Wu

IPC: H04J15/00 ,  H04L12/939 ,  H04N21/438 ,  H04N21/6334 ,  H04N21/6405 ,  H04N21/6408 ,  H04N21/6437 ,  H04L29/06

CPC classification number: H04L49/55 ,  H04L65/4076 ,  H04L65/4092 ,  H04L65/608 ,  H04N21/4384 ,  H04N21/63345 ,  H04N21/6405 ,  H04N21/6408 ,  H04N21/6437

Abstract: Embodiments of the present invention disclose a method, apparatus and system for obtaining key information during fast channel switching. A fast channel switching request sent by a terminal is received; at least one data unit bearing key information is generated according to the fast channel switching request; a fast channel switching response message is sent to the terminal, where the response message carries an identifier of a first data unit bearing the key information and the number of data units bearing the key information; and the at least one data unit bearing the key information is sent to the terminal. When the key information is lost, the key information is retransmitted without a need to perform status maintenance, which improves scalability of fast channel switching.

Abstract translation: 本发明的实施例公开了一种用于在快速信道切换期间获取密钥信息的方法，装置和系统。 接收由终端发送的快速信道切换请求; 根据快速信道切换请求生成至少一个携带密钥信息的数据单元; 快速通道切换响应消息被发送到终端，其中响应消息携带携带密钥信息的第一数据单元的标识符和携带密钥信息的数据单元的数量; 并且携带密钥信息的至少一个数据单元被发送到终端。 当密钥信息丢失时，密钥信息被重传而不需要执行状态维护，这提高了快速信道切换的可扩展性。

公开(公告)号：US08683071B2

公开(公告)日：2014-03-25

申请号：US13768002

申请日：2013-02-15

Applicant: Huawei Technologies Co., Ltd.

Inventor： Peiyu Yue ,  Weizhong Yuan ,  Teng Shi ,  Guangyuan Liu ,  Yuanyuan Zhang ,  Yonghui Tian ,  Renzhou Zhang ,  Lingyan Wu ,  Chuxiong Zhang

IPC: G06F15/16 ,  H04N7/173 ,  H04N11/02

CPC classification number: H04N21/26258 ,  H04L65/4084 ,  H04L65/60 ,  H04N21/23424 ,  H04N21/458 ,  H04N21/4622

Abstract: A method and an apparatus for supporting time shift playback in an adaptive HTTP streaming transmission solution are disclosed. The method includes: sending a live MPD request message to a media server; receiving a response message that includes MPD for a current time period, where the MPD further includes media presentation information for another time period; determining that a moment of a media segment to be requested currently exceeds a time range corresponding to the MPD; acquiring the corresponding MPD according to the media presentation information corresponding to the media segment, and requesting, according to the acquired corresponding MPD, the media segment. In this manner, a client supports time shift playback of a larger time range, and at the same time, the size of the MPD is capable of remaining in an acceptable range.

Abstract translation: 公开了一种用于支持自适应HTTP流传输解决方案中的时移重放的方法和装置。 该方法包括：向媒体服务器发送实时MPD请求消息; 接收包括当前时间段的MPD的响应消息，其中MPD还包括另一时间段的媒体呈现信息; 确定要请求的媒体片段的时刻当前超过与MPD对应的时间范围; 根据与媒体片段对应的媒体呈现信息，获取对应的MPD，并根据获取的对应的MPD请求媒体片段。 以这种方式，客户端支持更大时间范围的时移重放，同时MPD的尺寸能够保持在可接受的范围内。