Low power clock and data recovery phase interpolator

Details Low power clock and data recovery phase interpolator Low power clock and data recovery phase interpolator

2009-06-08

2011-11-22

Cox, Cassandra (Department: 2816)

Miscellaneous active electrical nonlinear devices, circuits, and

Signal converting, shaping, or generating

Synchronizing

C327S231000

Reexamination Certificate

active

08063683

ABSTRACT:
A phase interpolator is provided. The phase interpolator comprises a plurality of reference stages, the reference stages receiving a reference signal having a predetermined phase and outputting a component signal, wherein the reference stages comprise a plurality of current source circuits, and the current source circuits comprise a plurality of transistors, and the transistors of the current source circuits are coupled to one another by the drains of the transistors.

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Yehui et al., “Analysis and Design of a Phase Interpolator for Clock and Data Recovery”,Journal of Semiconductors, vol. 29, No. 5, May 2008, pp. 930-935.

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