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    • 11. 发明授权
    • Serial digital interface system transmission/reception method and device therefor
    • 串行数字接口系统的发送/接收方法及其设备
    • US06618095B1
    • 2003-09-09
    • US09601713
    • 2000-09-25
    • Tomotaka TakeuchiMinoru NishiokaNoriaki WadaTatsushi BannaiTsugio Murao
    • Tomotaka TakeuchiMinoru NishiokaNoriaki WadaTatsushi BannaiTsugio Murao
    • H04N708
    • H04N11/042H04N7/015
    • A transmitting method serializes two series of signals into one series of signals, and transmits thereof. The two series of signals are produced through this way: a total number of bits of a luminance signal of an HDTV signal to be transmitted within a frame is divided into units corresponding to a total number of scanning lines ‘K’ per frame of one channel of an SDTV signal. Then K pcs. of transmission units per frame including a luminance signal and a color signal are produced in two series. Among the transmission units, at least the following data are inserted into the units corresponding to active scanning lines: (a) a given word of the control signal, (b) a signal comprising samples of N timed by a number of words of luminance signal within a given period of one horizontal scanning period of the SDTV, which includes a luminance signal and color signal of the SDTV, and (c) words corresponding to a given level. A transmitter realizing this method is also provided. A receiver and a receiving method automatically detect the source format of the video signal transmitted through the transmitting method using a digital sync signal and a line number. These receiver and method of receiving are also provided.
    • 发送方法将两系列信号串行化为一系列信号,并将其发送。 通过这种方式产生两个系列的信号:要在帧内发送的HDTV信号的亮度信号的总数被划分为与每个通道的每个通道的扫描线“K”的总数相对应的单位 的SDTV信号,然后分别产生包含亮度信号和彩色信号的每帧发送单位K个,在发送单元中,至少将以下数据插入到与主动扫描线对应的单元中:( a)控制信号的给定字,(b)包括在SDTV的一个水平扫描周期的给定周期内由亮度信号的多个字定时的N的采样的信号,其包括亮度信号和 SDTV,(c)对应于给定级别的字,还提供实现该方法的发射机,接收机和接收方法自动检测通过发射机发送的视频信号的源格式 使用数字同步信号和行号的方法。 还提供了这些接收机和接收方法。