US Patent 10978999 Doherty radio frequency amplifier circuitry
Patent 10978999 was granted and assigned to Qorvo on April, 2021 by the United States Patent and Trademark Office.
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Patent abstract
Doherty radio frequency (RF) amplifier circuitry includes an input node, an output node, a main amplifier path, and a peaking amplifier path. The main amplifier path is coupled between the input node and the output node and includes a main amplifier. The peaking amplifier path is coupled in parallel with the main amplifier path between the input node and the output node, and includes a peaking amplifier and a peaking variable gain preamplifier between the input node and the peaking amplifier. The peaking variable gain preamplifier is configured to adjust a current provided to the peaking amplifier.
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Patent Inventor Names
Baker Scott0
Dirk Robert Walter Leipold0
George Maxim0
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US Patent 10978999 Doherty radio frequency amplifier circuitry
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Patent applicant
Current assignee
Patent jurisdiction
Patent number
10978999
Date of patent
April 13, 2021
Patent application number
16436252
Date Filed
June 10, 2019
Patent citations
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