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CLOCK AND DATA RECOVERY SYSTEM FOR RECOVERING CLOCKS CORRESPONDING TO VARIABLE DATA TRANSMISSION RATE IN DATA TRANSMISSION PROCESS
CLOCK AND DATA RECOVERY SYSTEM FOR RECOVERING CLOCKS CORRESPONDING TO VARIABLE DATA TRANSMISSION RATE IN DATA TRANSMISSION PROCESS
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机译:数据传输过程中与可变数据传输速率相对应的时钟恢复的时钟和数据恢复系统
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摘要
PURPOSE: A clock and data recovery system for recovering clocks corresponding to a variable data transmission rate in a data transmission process is provided to recover errorless data and clocks in a transmission/reception process of variable data such as digital video data. CONSTITUTION: A reference clock generator(21) generates a reference clock by dividing a basic clock into a first predetermined value, synchronizing the divided clock, and multiplying the synchronized clock by a second predetermined value. A clock and data recovery unit(22) recovers a clock of inputted data by using the reference clock and outputs the recovered clock and the inputted data. A controller(23) generates a control signal for the clock and data recovery unit according to a variable transmission rate.
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