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    • 2. 发明授权
    • Method and apparatus for performing non real time service in digital broadcast system
    • 用于在数字广播系统中执行非实时服务的方法和装置
    • US09160638B2
    • 2015-10-13
    • US13287685
    • 2011-11-02
    • Hyoung Jin KwonKug Jin YunGwang Soon LeeHyun Jeong YimKwanghee JungNam Ho HurSoo In Lee
    • Hyoung Jin KwonKug Jin YunGwang Soon LeeHyun Jeong YimKwanghee JungNam Ho HurSoo In Lee
    • H04L1/18H04L12/26
    • H04L43/0823
    • Disclosed herein is a non real-time broadcast receiving system. The system includes: a non real-time service decoder dividing received non real-time service content into a transmission block according to a protocol; a service content manager monitoring whether the receive of the non real-time service content stops and acknowledging a schedule regarding whether a portion with errors in the non real-time service content is retransmitted; a memory storing a portion without errors in the non real-time service content; a file checker checking whether errors are produced during the receive of the non real-time service contents and determining whether the portion with errors in the non real-time service content is retransmitted; a retransmission request signal generator generating a retransmission request signal; a return channel transmitter transmitting the retransmission request signal; and a return channel receiver receiving data corresponding the portion with error.
    • 这里公开了一种非实时广播接收系统。 该系统包括:根据协议将接收到的非实时业务内容分割成传输块的非实时业务解码器; 监视所述非实时服务内容的接收是否停止并且确认关于是否重新发送在所述非实时业务内容中具有错误的部分的调度的服务内容管理器; 存储非实时服务内容中没有错误的部分的存储器; 检查在所述非实时业务内容的接收期间是否产生错误的文件检查器,并且确定是否重传所述非实时业务内容中具有错误的部分; 产生重传请求信号的重传请求信号发生器; 返回信道发射机发送重传请求信号; 以及返回通道接收器,接收对应于具有错误的部分的数据。