H03F 1/3288
To compensate phase shift as a function of the amplitude
Official title: {to compensate phase shift as a function of the amplitude}
H03F1/3288 (To compensate phase shift as a function of the amplitude) appears on 85 US grants and 76 published applications in this corpus.
Search patents in H03F- Granted patents
- 85
- Published applications
- 76
- Assignees
- 59
- Inventors
- 196
- Latest grant
- 5 May 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 2 | 0 |
| 1993 | 1 | 0 |
| 1994 | 1 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 2 | 0 |
| 2000 | 3 | 0 |
| 2001 | 3 | 2 |
| 2002 | 4 | 10 |
| 2003 | 5 | 4 |
| 2004 | 9 | 2 |
| 2005 | 1 | 2 |
| 2006 | 3 | 2 |
| 2007 | 1 | 5 |
| 2008 | 3 | 2 |
| 2009 | 2 | 2 |
| 2010 | 1 | 0 |
| 2011 | 0 | 1 |
| 2012 | 2 | 0 |
| 2013 | 3 | 5 |
| 2014 | 3 | 2 |
| 2015 | 4 | 5 |
| 2016 | 3 | 0 |
| 2017 | 1 | 1 |
| 2018 | 1 | 1 |
| 2019 | 0 | 1 |
| 2020 | 0 | 4 |
| 2021 | 5 | 0 |
| 2022 | 1 | 6 |
| 2023 | 0 | 11 |
| 2024 | 4 | 3 |
| 2025 | 11 | 3 |
| 2026 | 3 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
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- Time-advanced phase correction in a power amplifier circuit17 Mar 2026US 12,580,534 B2Qorvo US, Inc.
- Non-contact sensing node, systems and methods of remote sensing10 Feb 2026US 12,549,134 B2Case Western Reserve University
- Baseband frequency selective and symbol based power adaptive magnitude and phase adjustment for wideband Doherty power amplifiers25 Nov 2025US 12,483,195 B2Telefonaktiebolaget LM Ericsson (publ)
- Radio-frequency power amplifier, radio-frequency front-end module and communication terminal4 Nov 2025US 12,463,597 B2Vanchip (Tianjin) Technology Co., Ltd.
- Amplifier device with feedback and feed-forward control30 Apr 2026US 2026/0121592 A1Prodrive Technologies Innovation Services B.V.
- Amplifier circuit and amplification method15 Jan 2026US 2026/0019047 A1Murata Manufacturing Co., Ltd.
- Module, apparatus, method, and non-transitory computer readable storage medium for linear power-amplification using class-ab power amplifiers21 Aug 2025US 2025/0266793 A1Huawei Technologies Co., Ltd.
- Radio frequency signal phase correction in power amplifier circuit8 May 2025US 2025/0150048 A1Qorvo US, Inc.
- Power amplifier with analog predistortion27 Mar 2025US 2025/0105797 A1Qorvo US, Inc.
Most cited
By later US patents
- Amplification using amplitude reconstruction of amplitude and/or angle modulated carrier176US 6,147,553 AFujant, Inc. · 2000
- High-efficiency power modulators167US 6,366,177 B1Tropian, Inc. · 2002
- Amplification using amplitude reconstruction of amplitude and/or angle modulated carrier131US 5,886,573 AFujant, Inc. · 1999
- Distortion compensation control for a power amplifier114US 5,770,971 ANorthern Telecom Limited · 1998
- Adaptive digital predistortion for power amplifiers with real time modeling of memoryless complex gains113US 6,072,364 AAmplix · 2000