Phase Locked Loop Pulse Signal Frequency Multiplication Circuit Design Based on FPGA

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Abstract:

Phase locked loop pulse interpolation technique requires for the input pulse signal frequency multiplication processing. With FPGA as the core, by detecting the edge of the input pulse signal the separate frequency factor was generated, then frequency division of the system clock was realized according to the separate frequency factor, thus phase locked loop frequency multiplication processing of the input pulse signal was completed. The simulation results show that this method has the advantages of high precision and short frequency response time, etc.

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661-664

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December 2012

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© 2013 Trans Tech Publications Ltd. All Rights Reserved

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