H03F 2201/3206
Multiple channels are combined and amplified by only one amplifier
H03F2201/3206 (Multiple channels are combined and amplified by only one amplifier) appears on 45 US grants and 40 published applications in this corpus.
Search patents in H03F- Granted patents
- 45
- Published applications
- 40
- Assignees
- 40
- Inventors
- 79
- Latest grant
- 21 Oct 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1999 | 1 | 0 |
| 2000 | 1 | 0 |
| 2001 | 2 | 1 |
| 2002 | 0 | 2 |
| 2003 | 0 | 1 |
| 2004 | 2 | 0 |
| 2005 | 0 | 1 |
| 2006 | 3 | 1 |
| 2007 | 1 | 6 |
| 2008 | 5 | 1 |
| 2009 | 2 | 1 |
| 2010 | 2 | 4 |
| 2011 | 2 | 3 |
| 2012 | 1 | 1 |
| 2013 | 2 | 1 |
| 2014 | 4 | 2 |
| 2015 | 2 | 5 |
| 2016 | 2 | 2 |
| 2017 | 4 | 1 |
| 2018 | 1 | 1 |
| 2019 | 0 | 1 |
| 2020 | 3 | 2 |
| 2021 | 0 | 0 |
| 2022 | 2 | 1 |
| 2023 | 1 | 0 |
| 2024 | 1 | 1 |
| 2025 | 1 | 0 |
| 2026 | 0 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Method and device(s) for supporting machine learning based crest factor reduction and digital predistortion21 Oct 2025US 12,452,119 B2Telefonaktiebolaget LM Ericsson (publ)
- Predistortion circuit, method for generating a predistorted baseband signal, control circuit for a predistortion circuit, method to determine parameters for a predistortion circuit, and apparatus and method for predistorting a baseband signal24 Dec 2024US 12,176,934 B2Apple Inc.
- Public voltage compensation method and display panel3 Oct 2023US 11,777,453 B1Hkc Corporation Limited
- Predistortion circuit, method for generating a predistorted baseband signal, control circuit for a predistortion circuit, method to determine parameters for a predistortion circuit, and apparatus and method for predistorting a baseband signal19 Jul 2022US 11,394,412 B2Apple Inc.
- Methods and systems for filter frequency response shift compensation for WLAN traffic7 Jun 2022US 11,356,133 B1Hewlett Packard Enterprise Development LP
- Similar combination and cancellation power amplifier circuit30 Apr 2026US 2026/0121589 A1Accula Electronic Technologies Pte Ltd
- Method and device(s) for supporting machine learning based crest factor reduction and digital predistortion25 Apr 2024US 2024/0137258 A1Telefonaktiebolaget LM Ericsson (publ)
- Predistortion Circuit, Method For Generating A Predistorted Baseband Signal, Control Circuit For A Predistortion Circuit, Method To Determine Parameters For A Predistortion Circuit, And Apparatus And Method For Predistorting A Baseband Signal17 Nov 2022US 2022/0368360 A1Apple Inc.
- Predistortion Circuit, Method For Generating A Predistorted Baseband Signal, Control Circuit For A Predistortion Circuit, Method To Determine Parameters For A Predistortion Circuit, And Apparatus And Method For Predistorting A Baseband Signal3 Dec 2020US 2020/0382147 A1Apple Inc.
- Modulation agnostic digital hybrid mode power amplifier system and method12 Nov 2020US 2020/0358640 A1Dali Systems Co. Ltd.
Most cited
By later US patents
- Linear amplifier arrangement212US 6,275,685 B1Nortel Networks Limited · 2001
- Systems and methods of RF power transmission, modulation, and amplification, including embodiments for amplifier class transitioning115US 7,355,470 B2ParkerVision, Inc. · 2008
- Super-linear multi-carrier power amplifier106US 6,166,601 AWiseband Communications Ltd. · 2000
- Systems and methods of RF power transmission, modulation, and amplification, including embodiments for gain and phase control103US 7,378,902 B2ParkerVision, Inc. · 2008
- Systems and methods of RF power transmission, modulation, and amplification, including embodiments for extending RF transmission bandwidth89US 7,750,733 B2ParkerVision, Inc. · 2010