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:
Sep. 16, 2025
Filed:
Oct. 24, 2022
Applicant:
Qualcomm Incorporated, San Diego, CA (US);
Inventors:
Girish Koppassery, Bangalore, IN;
Amjath Husain, Bangalore, IN;
Abhay Shankar Gaikwad, Satara, IN;
Samiran Dasgupta, Bangalore, IN;
Madhukar Vallabhaneni, Bengaluru, IN;
Assignee:
QUALCOMM Incorporated, San Diego, CA (US);
Primary Examiner:
Int. Cl.
CPC ...
H03F 1/22 (2006.01); H03F 3/45 (2006.01);
U.S. Cl.
CPC ...
H03F 3/45475 (2013.01); H03F 2200/294 (2013.01); H03F 2200/451 (2013.01);
Abstract
An amplifier circuit includes an amplifier core having a cascode transistor and a gain transistor, a bias circuit coupled to the amplifier core, the bias circuit comprising: a first current source, a second current source, an operational transconductance amplifier (OTA), a bias cascode transistor pair having a bias cascode transistor and a bias gain transistor, and a replica circuit coupled to the first current source and to the second current source.