Compensation circuit for amplitude modulation-amplitude modulation of radio frequency power amplifier
US11431306B2 · kind B2 · utility
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20Claims
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Key dates
| Filing date | Dec 12, 2020 |
| Grant date | Aug 30, 2022 |
| Priority date | — |
| Expiry date | May 10, 2041 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH03F2200/451
- WIPO fieldBasic communication processes
- WIPO sectorElectrical engineering
Abstract
An compensation circuit for an Amplitude Modulation-Amplitude Modulation (AM-AM) of a Radio Frequency (RF) power amplifier, including: a first biasing circuit, a power amplifier, and a compensation circuit located between the first biasing circuit and the power amplifier; herein, the compensation circuit includes a diode detection circuit and a feedforward amplifier for compensating AM-AM distortion.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.