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 8552788 B1

PDF
Full Text
Expired
Date of Patent:
Oct. 08, 2013

Filed:

Sep. 15, 2011
Applicant:

Evgueni Ivanov, Wilmington, MA (US);

Inventor:

Evgueni Ivanov, Wilmington, MA (US);

Assignee:

Analog Devices, Inc., Norwood, MA (US);

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

Apparatus and methods for adaptive level shifting are provided. In one embodiment, a method of level shifting in an adaptive level shifter (ALS) is provided. The technique includes charging a first capacitor and a second capacitor each to a voltage that is about equal to a difference between a common mode voltage of a differential input voltage signal and a reference voltage. The technique can further include inserting the first capacitor between a first input and a first output of the ALS and the second capacitor between the second input and a second output of the ALS. The technique can further include switching the first capacitor and the second capacitor such that the first capacitor is inserted between the second input and the second output and the second capacitor is inserted between the first input and the first output.


Find Patent Forward Citations

Ivanov, Evgueni. (2013). Apparatus and methods for adaptive common-mode level shifting (U.S. Patent No. 8552788). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/8552788

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