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    • 9. 发明申请
    • DIGITAL BROADCASTING SYSTEM AND DATA PROCESSING METHOD
    • 数字广播系统和数据处理方法
    • US20090037959A1
    • 2009-02-05
    • US12167205
    • 2008-07-02
    • Jong Yeul SuhIn Hwan ChoiHo Taek HongKook Yeon KwakByoung Gill KimJae Hyung SongJin Pil KimWon Gyu SongChul Soo LeeJin Woo KimHyoung Gon LeeJoon Hui Lee
    • Jong Yeul SuhIn Hwan ChoiHo Taek HongKook Yeon KwakByoung Gill KimJae Hyung SongJin Pil KimWon Gyu SongChul Soo LeeJin Woo KimHyoung Gon LeeJoon Hui Lee
    • H04N7/16
    • H04N21/4345H04N19/187H04N19/31H04N19/44H04N19/61H04N19/70H04N19/89H04N21/2383H04N21/4382H04N21/8451
    • The present invention provides a method of processing data in digital broadcasting system. The method includes receiving a broadcast signal including mobile broadcast service data and main broadcast service data, wherein the mobile broadcast service data configures a data group, wherein the data group is divided into a plurality of regions, wherein N number of known data sequences are inserted in some regions among the plurality of regions, and wherein a transmission parameter is inserted between a first known data sequence and a second known data sequence, among the N number of known data sequences, detecting the transmission parameter from the mobile broadcast service data, symbol-decoding the received broadcast signal included in the mobile broadcast service data in block units, based upon the detected transmission parameter, extracting a video data from the mobile broadcast service data, parsing the extracted video data by a NAL unit, obtaining NAL unit type information from parsed NAL header, obtaining extension information of a NAL header, when data of a current NAL unit indicates scalable video coded data according to the NAL unit type information, and decoding the video data using the extension information of the NAL header, wherein the extension information of the NAL header includes at least one of temporal level information, quality level information, information indicating whether inter-layer prediction is used, and dependency information of the NAL unit.
    • 本发明提供了一种在数字广播系统中处理数据的方法。 该方法包括:接收包括移动广播服务数据和主广播业务数据的广播信号,其中移动广播服务数据配置数据组,其中数据组被分成多个区域,其中N个已知数据序列被插入 在多个区域中的一些区域中,在N个已知数据序列中,在第一已知数据序列和第二已知数据序列之间插入传输参数,从移动广播服务数据检测传输参数,符号 基于检测到的传输参数,以移动广播服务数据包含的接收广播信号为单位,从移动广播服务数据中提取视频数据,通过NAL单元解析所提取的视频数据,获得NAL单元类型信息 从解析的NAL报头,获取NAL报头的扩展信息,当前NAL un的数据 它根据NAL单元类型信息指示可分级视频编码数据,并且使用NAL报头的扩展信息对视频数据进行解码,其中NAL报头的扩展信息包括时间级信息,质量级信息,信息中的至少一个 指示是否使用层间预测,以及NAL单元的依赖关系信息。