Feedforward phase noise compensation

Bart J. Thijssen* (Inventor), Eric A.M. Klumperink (Inventor), Bram Nauta (Inventor), Philip Quinlan (Inventor)

*Corresponding author for this work

Research output: Patent

37 Downloads (Pure)


Clock systems with phase noise compensation are provided herein. In certain implementations, a clock system includes a phase noise detector for detecting a phase noise of a clock signal, and an adjustable delay circuit for generating an adjusted clock signal based on delaying the clock signal with a controllable delay. Additionally, the phase noise detector generates an error signal indicated the phase noise of the clock signal, and controls the delay of the adjustable delay circuit with the error signal over time to thereby compensate the clock signal for phase noise. Thus, the adjusted clock signal has reduced phase noise compared to the clock signal.
Original languageEnglish
Patent numberUS 10291214 B2
Priority date27/02/18
Filing date27/02/18
Publication statusPublished - 14 May 2019


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