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:
Jun. 20, 2023
Filed:
Sep. 17, 2021
Applicant:
Analog Devices International Unlimited Company, Limerick, IE;
Inventors:
Mayank Devam, Bengaluru, IN;
Venkata Aruna Srikanth Nittala, Bengaluru, IN;
Abhishek Bandyopadhyay, Winchester, MA (US);
Assignee:
Analog Devices International Unlimited Company, Limerick, IE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H03F 3/45 (2006.01); H03F 3/26 (2006.01);
U.S. Cl.
CPC ...
H03F 3/4521 (2013.01);
Abstract
An amplifier circuit comprises a first amplifier circuit stage including input devices connected to inputs of the amplifier circuit, a second amplifier circuit stage coupled to the first amplifier stage, a common mode extraction circuit configured to extract a DC common mode voltage of the first amplifier stage, and a bias circuit configured to bias one or more output devices of the second amplifier circuit stage using the DC common mode voltage.