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    • 52. 发明申请
    • IPTV receiving system and data processing method
    • IPTV接收系统和数据处理方法
    • US20090187960A1
    • 2009-07-23
    • US12320128
    • 2009-01-16
    • Joon Hui LeeJong Yeul SuhJae Hyung Song
    • Joon Hui LeeJong Yeul SuhJae Hyung Song
    • H04N7/173
    • H04N7/17318H04L65/607H04N21/234327H04N21/2362H04N21/4345H04N21/64322
    • An internet protocol television (IPTV) receiving system and a method of processing data are disclosed. The IPTV receiving system according to present invention comprises a signal receiving unit for receiving an IPTV signal including respective scalable video streams for IPTV services of a plurality of layers including a base layer and at least one enhancement layer, the respective scalable video streams of the plurality of layers having different identifiers and program table information for the scalable video streams, a demodulating unit for demodulating the respective scalable video streams of the plurality of layers and the program table information of the received IPTV signal, a demultiplexer for identifying and outputting the demodulated video stream of the base layer with reference to the demodulated program table information and identifying and outputting the demodulated video stream of at least one enhancement layer, and a decoder for performing video decoding on a video stream of at least one layer identified and outputted by the demultiplexer.
    • 公开了一种互联网协议电视(IPTV)接收系统和处理数据的方法。 根据本发明的IPTV接收系统包括:信号接收单元,用于接收包括用于包括基本层和至少一个增强层的多个层的IPTV服务的各自的可分级视频流的IPTV信号,所述多个可分级视频流 具有用于可分级视频流的不同标识符和节目表信息的层,用于解调多个层的各个可分级视频流的解调单元和接收的IPTV信号的节目表信息;解复用器,用于识别和输出解调视频 基于解调的节目表信息的流的流,并且识别和输出至少一个增强层的解调的视频流,以及解码器,用于对由解复用器识别和输出的至少一个层的视频流执行视频解码 。