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:
Sep. 05, 2017

Filed:

Jun. 12, 2015
Applicant:

Mediatek Inc., Hsin-Chu, TW;

Inventors:

Pang-Ning Chen, Taipei, TW;

Yu-Li Hsueh, New Taipei, TW;

Pi-An Wu, Taipei, TW;

Assignee:

MEDIATEK INC., Hsin-Chu, TW;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H03L 7/06 (2006.01); H03L 7/089 (2006.01); H03K 5/156 (2006.01); H03K 3/356 (2006.01); H03L 7/085 (2006.01);
U.S. Cl.
CPC ...
H03L 7/089 (2013.01); H03K 3/356043 (2013.01); H03K 5/1565 (2013.01); H03L 7/085 (2013.01);
Abstract

A phase detector including a first latch and a control circuit is provided. The first latch generates a first output signal and a second output signal in response to a phase difference between a first input signal and a second input signal. Each of the first and second output signals includes first phase information and second phase information of the phase difference. The control circuit generates a phase indicating signal in response to the first phase information of the phase difference. The phase indicating signal indicates a relative position between the first input signal and the second input signal.


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