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:
Mar. 28, 2023
Filed:
Oct. 19, 2020
Applicant:
City University of Hong Kong, Kowloon, HK;
Inventors:
Wing Shing Chan, Kowloon, HK;
Xin Yu Zhou, Kowloon, HK;
Assignee:
City University of Hong Kong, Kowloon, HK;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H03F 1/02 (2006.01); H03F 1/42 (2006.01); H03F 3/21 (2006.01); H03F 1/56 (2006.01); H04B 1/04 (2006.01);
U.S. Cl.
CPC ...
H03F 1/42 (2013.01); H03F 1/0288 (2013.01); H03F 1/565 (2013.01); H03F 3/21 (2013.01); H03F 2200/36 (2013.01); H03F 2200/387 (2013.01); H04B 1/04 (2013.01);
Abstract
A power amplifier circuit includes a first impedance transformer circuit arranged to connect with a carrier device, and a second impedance transformer circuit arranged to connect with a peaking device. Both the first and the second impedance transformer circuit include a parallel impedance transformer arrangement.