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. 07, 2010

Filed:

Sep. 08, 2006
Applicants:

Pantas Sutardja, Los Gatos, CA (US);

Christopher L. Painter, Longmont, CO (US);

Yingxuan LI, Cupertino, CA (US);

Qing Yang, San Jose, CA (US);

Inventors:

Pantas Sutardja, Los Gatos, CA (US);

Christopher L. Painter, Longmont, CO (US);

Yingxuan Li, Cupertino, CA (US);

Qing Yang, San Jose, CA (US);

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H03D 13/00 (2006.01);
U.S. Cl.
CPC ...
Abstract

In one embodiment, a phase detector is provided comprising a first input, a second input, and first circuitry in communication with the first and second inputs, the first circuitry operative to provide an indication of a phase difference between a first signal supplied by the first input and a second signal supplied by the second input, wherein an aberration in one of the first and second signals results in an incorrect indication of phase difference. The phase detector also comprises second circuitry in communication with the first circuitry, the second circuitry operative to provide a correct indication of phase difference despite the aberration in the at least one of the first and second signals. In another embodiment, a differential phase detector is provided.


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