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COMPENSATION OF TIMING ERRORS IN A COLOR VIDEO SIGNAL

机译:彩色视频信号中的时序误差补偿

摘要

A device for the compensation of timing errors in a color video signal which is derived from a record carrier, and in which the chrominance information and the luminance information cover two different frequency bands. The chrominance information is applied to a first shift register and the luminance information to a second shift register, the information contained in the upper frequency band being previously transformed to a lower frequency range. The two shift registers receive a clock signal which is derived from the same control signal. The number of elements of which the first shift register consists may be smaller than the number of elements of the second shift register the divisor of the divider stage should then equal the ratio of the number of elements of the two shift registers.
机译:一种用于补偿从记录载体导出的彩色视频信号中的定时误差的装置,其中色度信息和亮度信息覆盖两个不同的频带。色度信息被施加到第一移位寄存器,亮度信息被施加到第二移位寄存器,包含在较高频带中的信息被预先变换为较低频率范围。两个移位寄存器接收来自相同控制信号的时钟信号。由第一移位寄存器组成的元素的数量可以小于第二移位寄存器的元素的数量,除法器级的除数然后应等于两个移位寄存器的元素的数量之比。

著录项

  • 公开/公告号ES417232A1

    专利类型

  • 公开/公告日1976-02-16

    原文格式PDF

  • 申请/专利权人 N.V. PHILIPS GLOEILAMPENFABRIEKEN;

    申请/专利号ES19730417232

  • 发明设计人

    申请日1973-07-24

  • 分类号H04N;

  • 国家 ES

  • 入库时间 2022-08-23 02:29:33

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