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:
May. 28, 2019
Filed:
Oct. 02, 2017
Applicant:
Qualcomm Incorporated, San Diego, CA (US);
Inventors:
Joung Won Park, San Diego, CA (US);
Namsoo Kim, San Diego, CA (US);
Assignee:
QUALCOMM Incorporated, San Diego, CA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H03F 3/45 (2006.01); H03F 1/26 (2006.01); H03F 3/19 (2006.01); H03F 3/68 (2006.01);
U.S. Cl.
CPC ...
H03F 1/26 (2013.01); H03F 3/19 (2013.01); H03F 3/45071 (2013.01); H03F 3/45475 (2013.01); H03F 3/68 (2013.01); H03F 2200/135 (2013.01); H03F 2200/451 (2013.01); H03F 2203/45138 (2013.01); H03F 2203/45528 (2013.01);
Abstract
An apparatus includes a first amplifier having a first feedback resistance and an output configured to be coupled to a first input of a second amplifier having a second feedback resistance. The apparatus includes a third amplifier coupled to an input of the first amplifier and having an output configured to be coupled to a second input of the second amplifier.