Is a
Patent attributes
Patent Applicant
Current Assignee
Patent Jurisdiction
Patent Number
Date of Patent
July 3, 2018
Patent Application Number
15476861
Date Filed
March 31, 2017
Patent Citations Received
Patent Primary Examiner
Patent abstract
An example phase interpolator includes: a ring oscillator having a plurality of delay stages and a plurality of injection switches, each of the plurality of injection switches responsive to a differential reference clock signal and a first differential control signal; a supply control circuit configured to provide a regulated supply voltage to the ring oscillator in response to a first component of a second differential control signal; and a ground control circuit configured to provide a regulated ground voltage to the ring oscillator in response to a second component of the second differential control signal.
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