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    • 1. 发明授权
    • PSIP converter and converting method and digital cable television broadcasting system using the PSIP converter
    • PSIP转换器和转换方法以及使用PSIP转换器的数字有线电视广播系统
    • US07690015B2
    • 2010-03-30
    • US10029943
    • 2001-12-31
    • Joon-Young JungJoon-Young ChoiByung-Jun BaeO-Hyung KwonChieteuk Ahn
    • Joon-Young JungJoon-Young ChoiByung-Jun BaeO-Hyung KwonChieteuk Ahn
    • H04N7/20
    • H04H20/78H04H40/90H04N7/10H04N21/23608H04N21/2362H04N21/2381H04N21/2665H04N21/6118
    • A PSI converter includes: a protocol data extractor, a protocol data converter, a protocol data inserter, and a system controller. The protocol data extractor is configured for demultiplexing a terrestrial broadcasting TS or a satellite broadcasting TS, and extracting audio/video data and PSIP/PSI data or audio/video data and SI/PSI data from the terrestrial broadcasting TS or the satellite broadcasting TS, respectively. The protocol data converter is configured for converting the PSIP/PSI data or the SI/PSI data into PSIP/PSI data of a corresponding digital cable television broadcasting standard. The protocol data inserter is configured for inserting the digital cable television broadcasting standard PSIP/PSI data into the audio/video data extracted by the protocol data extractor though TS multiplexing, and generating a digital cable broadcasting TS. The system controller is configured for checking the protocol data extractor, the protocol data converter, and the protocol data inserter, and controlling their operation.
    • PSI转换器包括:协议数据提取器,协议数据转换器,协议数据插入器和系统控制器。 协议数据提取器被配置用于解复用地面广播TS或卫星广播TS,并从地面广播TS或卫星广播TS提取音频/视频数据和PSIP / PSI数据或音频/视频数据和SI / PSI数据, 分别。 协议数据转换器被配置为将PSIP / PSI数据或SI / PSI数据转换成相应的数字有线电视广播标准的PSIP / PSI数据。 协议数据插入器被配置为通过TS复用将数字有线电视广播标准PSIP / PSI数据插入由协议数据提取器提取的音频/视频数据,并且生成数字有线广播TS。 系统控制器配置用于检查协议数据提取器,协议数据转换器和协议数据插入器,并控制其操作。