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. 19, 2006

Filed:

Apr. 27, 2004
Applicants:

Urs H. Mader, Cupertino, CA (US);

Yvonne Ko, San Jose, CA (US);

Franco Cocetta, Premariacco, IT;

Jeff Kotowski, Nevada City, CA (US);

Xiaoying Yu, Saratoga, CA (US);

Inventors:

Urs H. Mader, Cupertino, CA (US);

Yvonne Ko, San Jose, CA (US);

Franco Cocetta, Premariacco, IT;

Jeff Kotowski, Nevada City, CA (US);

Xiaoying Yu, Saratoga, CA (US);

Assignee:

Maxim Integrated Products, Inc., Sunnyvale, CA (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H03L 7/00 (2006.01); H03B 5/10 (2006.01);
U.S. Cl.
CPC ...
Abstract

A relaxation oscillator for generating an oscillator output signal having a predetermined frequency. The relaxation oscillator includes an interleaved charge pump for providing a restoring charge to an integrator in response to at least one charge pump control signal. The relaxation oscillator further includes an integrator having an integrator input connected to the current summing node. The integrator is adapted to produce an integrator output signal having the predetermined frequency at an integrator output. A comparator having an input connected to the integrator output is adapted to generate the oscillator output signal having the predetermined frequency in response to the integrator output signal.


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