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:
May. 26, 2009

Filed:

Sep. 09, 2005
Applicant:

Lipeng Cao, Austin, TX (US);

Inventor:

Lipeng Cao, Austin, TX (US);

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H03D 3/24 (2006.01);
U.S. Cl.
CPC ...
Abstract

A modulus divider controller coupled to a modulus divider for generating a synthesized clock from a reference clock, wherein the modulus divider generates a divided clock, is provided. The modulus divider controller may further include a first binary stream switching circuit having a first output and a second output. The first binary stream switching circuit may further have a logic low input and a logic high input and a first switching input corresponding to a most significant bit of a count generated by a synchronous counter, wherein the synchronous counter counts the divided clock. The first binary stream switching circuit may further have a second switching input corresponding to a least significant bit of a division control word, wherein the division control word specifies a fractional division ratio for the synthesized clock.


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