METHOD AND APPARATUS FOR TRANSMITTING AND RECEIVING MEDIA DATA IN MULTIMEDIA SYSTEM
    62.
    发明申请
    METHOD AND APPARATUS FOR TRANSMITTING AND RECEIVING MEDIA DATA IN MULTIMEDIA SYSTEM 审中-公开
    用于在多媒体系统中发送和接收媒体数据的方法和装置

    公开(公告)号:US20150195588A1

    公开(公告)日:2015-07-09

    申请号:US14593435

    申请日:2015-01-09

    CPC classification number: H04N21/23605 H04N21/234327 H04N21/4343

    Abstract: A method for transmitting media data in a multimedia system is provided. The method includes determining a transport packet header format and a transmission structure that are to be generated based on a transmission requirement of a multimedia service configured by the media data, generating a basic transmission unit of the media data based on the determined transport packet header format and the determined transmission structure, packetizing the media data into at least a packet based on the generated basic transmission unit, and transmitting the packetized media data.

    Abstract translation: 提供了一种用于在多媒体系统中传送媒体数据的方法。 该方法包括:基于由媒体数据配置的多媒体业务的传输需求来确定要生成的传输分组报头格式和传输结构,基于确定的传输分组报头格式生成媒体数据的基本传输单元 以及所确定的传输结构,基于所生成的基本传输单元将媒体数据打包成至少一个分组,并且传送分组化的媒体数据。

    METHOD AND APPARATUS FOR TRANSMITTING MEDIA DATA IN MULTIMEDIA TRANSPORT SYSTEM
    63.
    发明申请
    METHOD AND APPARATUS FOR TRANSMITTING MEDIA DATA IN MULTIMEDIA TRANSPORT SYSTEM 审中-公开
    在多媒体运输系统中传输媒体数据的方法和装置

    公开(公告)号:US20140317664A1

    公开(公告)日:2014-10-23

    申请号:US14257249

    申请日:2014-04-21

    Abstract: A method for transmitting media data in a Moving Picture Experts Group (MPEG) Media Transport (MMT) system is provided. The method includes receiving a Media Processing Unit (MPU) fragmented into one or more Media Fragment Units (MFUs), generating one or more multimedia data packets each including a packet header and a payload, based on the MPU, and transmitting the one or more multimedia data packets to a terminal. A payload header included in the payload includes identification information indicating an MPU to which at least one MFU included in the payload belongs, and a counter indicating the number of the at least one MFU.

    Abstract translation: 提供了一种用于在运动图像专家组(MPEG)媒体传输(MMT)系统中传送媒体数据的方法。 该方法包括:接收分散到一个或多个媒体分片单元(MFU)中的媒体处理单元(MPU),基于MPU产生一个或多个多媒体数据分组,每个多媒体数据分组包括分组报头和有效载荷,并且传送一个或多个 多媒体数据包到终端。 包括在有效载荷中的有效载荷头部包括指示包括在有效负载中的至少一个MFU所属的MPU的指示信息和指示至少一个MFU的号码的计数器。

    APPARATUS AND METHOD FOR TRANSMITTING AND RECEIVING PACKET IN A BROADCASTING AND COMMUNICATION SYSTEM
    64.
    发明申请
    APPARATUS AND METHOD FOR TRANSMITTING AND RECEIVING PACKET IN A BROADCASTING AND COMMUNICATION SYSTEM 审中-公开
    在广播和通信系统中发送和接收分组的装置和方法

    公开(公告)号:US20140105310A1

    公开(公告)日:2014-04-17

    申请号:US14051925

    申请日:2013-10-11

    CPC classification number: H04N19/17 H03M13/2906 H03M13/356 H04N21/643

    Abstract: A method of transmitting a complex content packet in a broadcasting and communication system is provided. The method includes creating an Forward Error Correction (FEC) source block by using at least one MMT Processing Unit (MPU) included in at least one MPEG Media Transport (MMT) asset, and transmitting the FEC source block, wherein the FEC source block is generated so that a boundary of the at least one MPU and a boundary of the FEC source block do not deviate.

    Abstract translation: 提供了一种在广播和通信系统中发送复杂内容分组的方法。 该方法包括通过使用包含在至少一个MPEG媒体传输(MMT)资产中的至少一个MMT处理单元(MPU)来创建前向纠错(FEC)源块,并且发送FEC源块,其中FEC源块是 生成使得至少一个MPU的边界和FEC源块的边界不偏离。

    METHOD AND APPARATUS FOR TRANSMITTING AND RECEIVING MESSAGE FOR DOWNLOADABLE CAS OR DRM IN MMT
    65.
    发明申请
    METHOD AND APPARATUS FOR TRANSMITTING AND RECEIVING MESSAGE FOR DOWNLOADABLE CAS OR DRM IN MMT 有权
    用于在MMT中发送和接收可下载的CAS或DRM的消息的方法和装置

    公开(公告)号:US20130298253A1

    公开(公告)日:2013-11-07

    申请号:US13875674

    申请日:2013-05-02

    CPC classification number: H04L63/10 G06F21/12 H04H20/93 H04H60/23

    Abstract: A method for transmitting and receiving a message for Downloadable-Conditional Access System (D-CAS) or Downloadable-Digital Rights Management (D-DRM) in Moving Picture Experts Group Media Transport (MMT) is provided. The method includes, upon receiving Composition Information (CI) from an MMT server, acquiring signaling information for D-CAS or D-DRM, which is included in the CI, acquiring, from the signaling information, an address of a server from which software of D-CAS or D-DRM is downloadable, generating a request for the software based on the signaling information, and sending the request for the software to the server address.

    Abstract translation: 提供了一种用于在运动图像专家组媒体传输(MMT)中发送和接收可下载条件访问系统(D-CAS)或可下载数字版权管理(D-DRM)的消息的方法。 该方法包括:从MMT服务器接收到合成信息(CI)后,获取包含在CI中的D-CAS或D-DRM的信令信息,从信令信息中获取从其中的软件的服务器的地址 的D-CAS或D-DRM是可下载的,根据信令信息产生对软件的请求,并将该软件的请求发送到服务器地址。

    METHOD AND APPARATUS FOR TRANSMITTING AND RECEIVING MULTIMEDIA SERVICE
    66.
    发明申请
    METHOD AND APPARATUS FOR TRANSMITTING AND RECEIVING MULTIMEDIA SERVICE 审中-公开
    用于发送和接收多媒体服务的方法和装置

    公开(公告)号:US20130097627A1

    公开(公告)日:2013-04-18

    申请号:US13651716

    申请日:2012-10-15

    CPC classification number: H04H60/73 H04H2201/40

    Abstract: A method for receiving a multimedia service is provided. The method includes receiving service specific information for at least one multimedia service provided from different networks, selecting one service based on the service specific information, and receiving the selected service. The service specific information includes one of a first service map table including information about at least one service which is transmitted over a plurality of logical channels, and a second service map table including information about at least one service which is transmitted over a single logical channel. Each of the first and second service map tables includes asset-related information.

    Abstract translation: 提供了一种接收多媒体业务的方法。 该方法包括:从不同网络提供的至少一个多媒体服务接收服务特定信息,基于服务特定信息选择一个服务,以及接收所选择的服务。 服务特定信息包括包括关于通过多个逻辑信道发送的至少一个服务的信息的第一服务映射表中的一个以及包括关于通过单个逻辑信道发送的至少一个服务的信息的第二服务映射表 。 第一和第二服务地图表中的每一个包括资产相关信息。

    ENCODING APPARATUS AND ENCODING METHOD IN DATA COMMUNICATION SYSTEM
    67.
    发明申请
    ENCODING APPARATUS AND ENCODING METHOD IN DATA COMMUNICATION SYSTEM 有权
    编码数据通信系统中的设备和编码方法

    公开(公告)号:US20130097470A1

    公开(公告)日:2013-04-18

    申请号:US13651928

    申请日:2012-10-15

    Abstract: An encoding method and apparatus in a data communication system are provided. The method includes inputting a source block including a plurality of source payloads, converting the source block to an information block including a plurality of information payloads according to an Information Block Generation (IBG) mode selected from a plurality of IBG modes, transmitting a delivery block generated by adding a parity block generated by encoding the information block according to a selected encoding scheme to the source block to a receiver, and transmitting information indicating the selected IBG mode to the receiver.

    Abstract translation: 提供了一种数据通信系统中的编码方法和装置。 该方法包括输入包括多个源有效载荷的源块,根据从多个IBG模式中选择的信息块生成(IBG)模式将源块转换为包括多个信息有效载荷的信息块,发送传送块 通过将根据所选择的编码方案对所述信息块进行编码而生成的奇偶校验块添加到所述源块,并向所述接收机发送指示所选择的IBG模式的信息。

    METHOD AND APPARATUS FOR PROVIDING BROADCAST SERVICE

    公开(公告)号:US20220060798A1

    公开(公告)日:2022-02-24

    申请号:US17520195

    申请日:2021-11-05

    Abstract: A method for providing a broadcast service is provided. The method includes transmitting a user datagram protocol (UDP)/internet protocol (IP) packet including a first message, the first message containing information about a message to be signed and transmitted, and transmitting a moving picture experts group (MPEG) media transport protocol (MMTP) packet including a second message, the second message containing information about the broadcast service and information indicating whether the information about the broadcast service is signed. The first message includes an identifier of a key used to verify a signature of the message to be transmitted and signed and an identifier of a hash algorithm used to calculate a hash value of the message to be transmitted and signed.

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