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.

Patent No.:

US 7973568 B1

PDF
Full Text
Expired
Date of Patent:
Jul. 05, 2011

Filed:

Sep. 02, 2009
Applicants:

Zhihao Lao, Camarillo, CA (US);

Ilchong Zon, Westlake Village, CA (US);

Inventors:

Zhihao Lao, Camarillo, CA (US);

Ilchong Zon, Westlake Village, CA (US);

Assignee:

Other;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H03K 5/00 (2006.01); H03K 5/22 (2006.01);
U.S. Cl.
CPC ...
Abstract

A peak detector for implementation in a monolithic integrated circuit includes one or more Miller capacitors and one or more transistors for selectively setting large RC time constant values only with components included in the integrated circuit's die. Neither resistors nor capacitors located outside the integrated circuit are used for setting a selected value of a time constant. Some embodiments of the invention include diodes for compensation of amplifier leakage current in the peak detector, thereby increasing a maximum value of a time constant that can be implemented in an integrated circuit. A peak detector in accord with an embodiment of the invention may optionally be configured for either single-ended or differential operation.


Find Patent Forward Citations

Lao, Zhihao. (2011). System for providing large rc time constants in integrated circuits (U.S. Patent No. 7973568). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/7973568

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