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. 25, 2018
Filed:
Nov. 28, 2016
Huawei Technologies Co., Ltd., Shenzhen, CN;
Huawei Technologies Co., Ltd., Shenzhen, CN;
Abstract
A Doherty power amplifier () includes: a first amplification circuit (), including a main power amplification branch and at least one auxiliary power amplification branch; a delay device (), connected in the main power amplification branch; a combiner network (), configured to: perform impedance inversion on the first amplification circuit (), and couple an output end of the main power amplification branch and an output end of the at least one auxiliary power amplification branch to a load (); and a first power divider (), connected to an input end of the main power amplification branch and an input end of the at least one auxiliary power amplification branch, and configured to allocate an input signal of the first power divider () to the main power amplification branch and the at least one auxiliary power amplification branch.