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    • 4. 发明申请
    • System and method for digital multimedia broadcasting
    • 数字多媒体广播系统和方法
    • US20060262227A1
    • 2006-11-23
    • US10568007
    • 2003-12-30
    • Young-Ho Jeong
    • Young-Ho Jeong
    • H04N5/38
    • H04N5/38H04H20/71H04H20/95H04H60/02H04H60/07H04N21/234318H04N21/235H04N21/2368H04N21/2402H04N21/41407H04N21/4341H04N21/435H04N21/6131H04N21/8451
    • Provided is a digital multimedia broadcasting (DMB) system that can provide a multimedia data broadcasting service having an excellent reception quality, a method thereof, and a computer-readable recording medium for recording a program that implements the method. The DMB system includes an encoding unit for encoding an inputted audio/video signal; a synchronizing unit for synchronizing media stream, additional data, interactive service objectifying data that are outputted from the encoding unit; a multiplexing unit for multiplexing the media stream outputted from the synchronizing unit; an error correction encoding unit for performing additional error correction encoding on the media stream outputted from the multiplexing unit; an interleaving unit for removing temporal correlation between adjacent byte units within a data stream outputted from the error correction encoding unit; and a transmitting unit for transmitting a DMB media stream outputted from the interleaving unit to the conventional DAB system and other digital broadcasting systems.
    • 提供了一种数字多媒体广播(DMB)系统,其可以提供具有优良接收质量的多媒体数据广播服务,其方法和用于记录实现该方法的程序的计算机可读记录介质。 DMB系统包括用于对输入的音频/视频信号进行编码的编码单元; 用于同步媒体流的同步单元,附加数据,从编码单元输出的交互式服务对象化数据; 复用单元,用于复用从同步单元输出的媒体流; 纠错编码单元,用于对从复用单元输出的媒体流执行附加纠错编码; 交错单元,用于去除从纠错编码单元输出的数据流内的相邻字节单元之间的时间相关; 以及发送单元,用于将从交织单元输出的DMB媒体流发送到传统的DAB系统和其他数字广播系统。