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.:
Date of Patent:
Oct. 04, 2022
Filed:
Mar. 23, 2021
Applicant:
Marvell Asia Pte. Ltd., Singapore, SG;
Inventors:
Praveen Prabha, San Jose, CA (US);
Karthik Raviprakash, San Jose, CA (US);
Luke Wang, San Jose, CA (US);
Stephane Dallaire, Gatineau, CA;
Assignee:
Marvell Asia Pte Ltd., Singapore, SG;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H03G 3/30 (2006.01); H03F 3/45 (2006.01); H03G 1/00 (2006.01); H03G 3/00 (2006.01);
U.S. Cl.
CPC ...
H03G 3/3036 (2013.01); H03G 1/0088 (2013.01); H03G 3/001 (2013.01); H03F 3/45183 (2013.01); H03G 2201/502 (2013.01);
Abstract
The present invention is directed to electrical circuits. In a specific embodiment, the present invention provides variable gain amplifier that includes an impedance ladder and a control circuit. The impedance ladder includes n switches configured in parallel. The control circuit includes a digital-to-analog converter and an amplifier. The control circuit generates n control signals for the n switches. There are other embodiments as well.