The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Jun. 08, 2021

Filed:

Aug. 31, 2020
Applicant:

Faraday Technology Corp., Hsinchu, TW;

Inventor:

Yu-Hsin Tseng, Hsinchu, TW;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H03L 7/087 (2006.01); H04L 7/033 (2006.01); H03K 3/037 (2006.01); H03L 7/089 (2006.01); G06F 1/12 (2006.01);
U.S. Cl.
CPC ...
H04L 7/0337 (2013.01); G06F 1/12 (2013.01); H03K 3/037 (2013.01); H03L 7/087 (2013.01); H03L 7/0891 (2013.01); H03L 2207/50 (2013.01);
Abstract

A clock data recovery circuit including a phase blender, a phase detector, a data sampling position detector and a data selector is provided. The phase blender generates a third clock signal and a fourth clock signal according to a first clock signal and a second clock signal. The phase detector samples a data signal according to the first and second clock signals to generate first sampled data, second sampled data and a phase state signal. The data sampling position detector samples the data signal according to the third and fourth clock signals to generate third sampled data, fourth sampled data and a control signal. The data selector generates output data according to the control signal and the phase state signal.


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