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 6842131 B1

PDF
Full Text
Expired
Date of Patent:
Jan. 11, 2005

Filed:

May. 18, 2004
Applicants:

Li-sheng Lo, Jhubei, TW;

Tung-tsai Liao, Hsinchu, TW;

Inventors:

Li-Sheng Lo, Jhubei, TW;

Tung-Tsai Liao, Hsinchu, TW;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H03M 300 ;
U.S. Cl.
CPC ...
Abstract

A Delta-Sigma modulator is disclosed, which has a Delta adder, a Sigma adder, a first latch, a second latch and a feedback generator, wherein the feedback generator provides a feedback signal to the Delta adder based on a pre-stage data signal provided by the first latch, so that the Delta adder provides a pre-stage addition signal. The Sigma adder performs an accumulation to provide an accumulative signal to the first latch, so that the first latch provides a pre-stage data signal to the second latch to enable the second latch to output a digital output signal.


Find Patent Forward Citations

Lo, Li-Sheng. (2005). Delta-sigma modulator (U.S. Patent No. 6842131). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/6842131

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