H03G 2201/50
Gain control characterized by the means of gain control
H03G2201/50 (Gain control characterized by the means of gain control) appears on 67 US grants and 68 published applications in this corpus.
Search patents in H03G- Granted patents
- 67
- Published applications
- 68
- Assignees
- 46
- Inventors
- 132
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 2001 | 1 | 0 |
| 2002 | 0 | 1 |
| 2003 | 0 | 1 |
| 2004 | 2 | 4 |
| 2005 | 3 | 6 |
| 2006 | 2 | 2 |
| 2007 | 5 | 3 |
| 2008 | 2 | 1 |
| 2009 | 3 | 1 |
| 2010 | 1 | 0 |
| 2011 | 1 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 1 |
| 2015 | 1 | 2 |
| 2016 | 4 | 1 |
| 2017 | 0 | 1 |
| 2018 | 5 | 7 |
| 2019 | 5 | 10 |
| 2020 | 6 | 5 |
| 2021 | 7 | 2 |
| 2022 | 5 | 8 |
| 2023 | 3 | 5 |
| 2024 | 5 | 5 |
| 2025 | 3 | 0 |
| 2026 | 3 | 2 |
By publication year. 2026 runs to 8 Oct.
Subgroups
Granted patents
- H03G 2201/504By summing selected parallel amplifying paths, i.e. more amplifying/attenuating paths summed togetherIndexing code24
- H03G 2201/502By switching impedance in feedback loopIndexing code17
- H03G 2201/506By selecting one parallel amplifying pathIndexing code13
- H03G 2201/508By using look-up tablesIndexing code11
Recent patents
- Tunable effective inductance for multi-gain LNA with inductive source degeneration29 Sep 2026US 12,750,026 B2pSemi Corporation
- Volume management in a media playback system8 Sep 2026US 12,732,751 B2Sonos, Inc.
- High-speed continuous-time delta-sigma modulator including an amplifier with limited gain14 Jul 2026US 12,683,627 B2NXP B. V.
- Network transceiver with VGA channel specific equalization25 Nov 2025US 12,483,288 B2Microsoft Technology Licensing, LLC
- Compensation method for characteristic difference of photoelectric element2 Sep 2025US 12,407,314 B2Teco Image Systems Co., Ltd.
- Current converter circuit12 Mar 2026US 2026/0074666 A1NXP B. V.
- High-Speed Continuous-Time Delta-Sigma Modulator Including an Amplifier with Limited Gain5 Mar 2026US 2026/0066919 A1NXP B. V.
- Opto-electronic assemblies5 Sep 2024US 2024/0297719 A1Hilight Semiconductor Limited
- Volume Management in a Media Playback System22 Aug 2024US 2024/0284102 A1Sonos, Inc.
- Compensation method for characteristic difference of photoelectric element30 May 2024US 2024/0178809 A1Teco Image Systems Co., Ltd.
Most cited
By later US patents
- Volume enhancements in a multi-zone media playback system157US 9,231,545 B2Sonos, Inc. · 2016
- Switchable-bandwidth optical receiver82US 6,862,322 B1International Business Machines Corporation · 2005
- Variable gain amplifier79US 7,397,302 B2International Business Machines Corporation · 2008
- Dynamically varying linearity system for an RF front-end of a communication device74US 6,674,999 B2Skyworks Solutions, Inc. · 2004
- Process of using a submerged combustion melter to produce hollow glass fiber or solid glass fiber having entrained bubbles, and burners and systems to make such fibers30US 9,032,760 B2Johns Manville · 2015