H03F 2203/45154
The bias at the input of the amplifying transistors being controlled
Official title: the bias at the input of the amplifying transistors being controlled
H03F2203/45154 (The bias at the input of the amplifying transistors being controlled) appears on 63 US grants and 64 published applications in this corpus.
Search patents in H03F- Granted patents
- 63
- Published applications
- 64
- Assignees
- 45
- Inventors
- 119
- Latest grant
- 30 Sep 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1997 | 1 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 1 | 3 |
| 2008 | 0 | 2 |
| 2009 | 5 | 1 |
| 2010 | 1 | 1 |
| 2011 | 2 | 1 |
| 2012 | 0 | 2 |
| 2013 | 1 | 2 |
| 2014 | 1 | 1 |
| 2015 | 1 | 7 |
| 2016 | 8 | 11 |
| 2017 | 17 | 6 |
| 2018 | 8 | 9 |
| 2019 | 5 | 2 |
| 2020 | 2 | 6 |
| 2021 | 3 | 1 |
| 2022 | 2 | 2 |
| 2023 | 0 | 2 |
| 2024 | 3 | 2 |
| 2025 | 2 | 1 |
| 2026 | 0 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Push-pull power amplifier30 Sep 2025US 12,431,848 B2MediaTek Singapore Pte. Ltd.
- Bias circuit and power amplifier circuit22 Apr 2025US 12,283,925 B2Telefonaktiebolaget LM Ericsson (publ)
- AC-coupled electrocardiogram signal acquisition system with enhanced common mode rejection17 Sep 2024US 12,095,431 B2Texas Instruments Incorporated
- Bias circuit and power amplifier circuit21 May 2024US 11,990,875 B2Telefonaktiebolaget LM Ericsson (publ)
- Amplifier circuit19 Mar 2024US 11,936,354 B2Realtek Semiconductor Corp.
- Bias control for dc coupled single-ended distributed amplifiers of multi-stage amplifiers21 May 2026US 2026/0142631 A1
- Push-pull power amplifier1 Jan 2026US 2026/0005660 A1MediaTek Singapore Pte. Ltd.
- Biasing circuit with offset correction and high-speed input stage breakdown protection16 Oct 2025US 2025/0323605 A1MACOM Technology Solutions Holdings, Inc.
- Bias circuit and power amplifier circuit8 Aug 2024US 2024/0267011 A1Telefonaktiebolaget LM Ericsson (publ)
- Self-biased amplifier circuit and a method for controlling a self-biased amplifier circuit27 Jun 2024US 2024/0213938 A1Imec Vzw
Most cited
By later US patents
- Amplifier having frequency compensation by gain degeneration25US 5,642,078 ACrystal Semiconductor Corporation · 1997
- Circuits and methods for variable gain amplifiers21US 9,564,863 B1Altera Corporation · 2017
- Adaptive bias current circuit and method for amplifiers19US 7,567,123 B2The Regents of the University of California · 2009
- System and method for controlling common mode voltage via replica circuit and feedback control12US 9,647,618 B1QUALCOMM Incorporated · 2017
- Power amplifier bias circuit12US 9,935,593 B2Skyworks Solutions, Inc. · 2018