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:
Apr. 04, 2023
Filed:
Nov. 09, 2020
Applicant:
City University of Hong Kong, Kowloon, HK;
Inventors:
Wingshing Chan, Kowloon, HK;
Liheng Zhou, Kowloon, HK;
Xinyu Zhou, Kowloon, HK;
Derek Ho, Kowloon, HK;
Assignee:
City University of Hong Kong, Kowloon, HK;
Primary Examiner:
Int. Cl.
CPC ...
H03F 3/24 (2006.01); H03F 3/19 (2006.01); H03F 1/56 (2006.01); H03F 3/195 (2006.01);
U.S. Cl.
CPC ...
H03F 3/195 (2013.01); H03F 1/56 (2013.01); H03F 3/245 (2013.01); H03F 2200/318 (2013.01); H03F 2200/451 (2013.01); H03F 2200/541 (2013.01);
Abstract
A power amplifier includes an active device and an output matching circuit operably connected with the active device. The output matching circuit includes a bandpass impedance transformer, in particular, a multimode bandpass impedance transformer. The multimode bandpass impedance transformer may include a multimode resonator and coupling feed lines.