Patent · US Active

Power amplifier

US11621680B2 · kind B2 · utility

1Cited by

14References

22Claims

0Family size

Assignee

CITY UNIVERSITY OF HONG KONG · CN

Inventors

Wingshing Chan · Kowloon, CN
Liheng Zhou · Beijing, CN
Xinyu Zhou · Bellevue, US
Derek Ho · Vancouver, CA

Key dates

Filing date	Nov 9, 2020
Grant date	Apr 4, 2023
Priority date	—
Expiry date	Jul 3, 2041

Classification

Technology area (CPC H)Electricity
CPC primaryH03F2200/541
WIPO fieldBasic communication processes
WIPO sectorElectrical engineering

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.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.