H03F 3/187
In integrated circuits
Official title: in integrated circuits
H03F3/187 (In integrated circuits) appears on 703 US grants and 775 published applications in this corpus.
Search patents in H03F- Granted patents
- 703
- Published applications
- 775
- Assignees
- 298
- Inventors
- 1,219
- Latest grant
- 25 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 3 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 2 | 0 |
| 1981 | 3 | 0 |
| 1982 | 1 | 0 |
| 1983 | 2 | 0 |
| 1984 | 4 | 0 |
| 1985 | 4 | 0 |
| 1986 | 2 | 0 |
| 1987 | 1 | 0 |
| 1988 | 2 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 1 | 0 |
| 1992 | 1 | 0 |
| 1993 | 1 | 0 |
| 1994 | 2 | 0 |
| 1995 | 1 | 0 |
| 1996 | 4 | 0 |
| 1997 | 4 | 0 |
| 1998 | 7 | 0 |
| 1999 | 1 | 0 |
| 2000 | 4 | 0 |
| 2001 | 2 | 0 |
| 2002 | 0 | 1 |
| 2003 | 1 | 3 |
| 2004 | 1 | 4 |
| 2005 | 0 | 6 |
| 2006 | 7 | 2 |
| 2007 | 1 | 5 |
| 2008 | 3 | 11 |
| 2009 | 5 | 22 |
| 2010 | 16 | 20 |
| 2011 | 15 | 30 |
| 2012 | 24 | 30 |
| 2013 | 29 | 27 |
| 2014 | 22 | 27 |
| 2015 | 29 | 29 |
| 2016 | 45 | 35 |
| 2017 | 44 | 51 |
| 2018 | 49 | 59 |
| 2019 | 63 | 55 |
| 2020 | 64 | 58 |
| 2021 | 38 | 45 |
| 2022 | 56 | 40 |
| 2023 | 31 | 52 |
| 2024 | 35 | 59 |
| 2025 | 42 | 52 |
| 2026 | 28 | 52 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Audio signal amplifying device and method25 Aug 2026US 12,719,412 B2Realtek Semiconductor Corp.
- Signal amplifier25 Aug 2026US 12,719,421 B2Renesas Design (UK) Limited
- Power supply circuit, power supply method, audio power amplifier and integrated circuit18 Aug 2026US 12,712,493 B2
- Amplifier circuit18 Aug 2026US 12,712,496 B2Sony Semiconductor Solutions Corporation
- Common mode voltage dynamic modulation circuit, method thereof and class-D audio power amplifier4 Aug 2026US 12,700,830 B2Suzhou ACME Semi Co.Ltd.
- Zero-common-mode modulation with digital feedback to damp common-mode resonance and suppress cross-over distortion24 Sep 2026US 2026/0291447 A1Monolithic Power Systems, Inc.
- Switching amplifiers27 Aug 2026US 2026/0254421 A1Cirrus Logic International Semiconductor Ltd.
- Compensated regulation for pulse-width modulation amplifiers27 Aug 2026US 2026/0254424 A1Skyworks Solutions, Inc.
- Switching circuit, corresponding device and method20 Aug 2026US 2026/0246371 A1STMicroelectronics International N. V.
- Adaptive digital lc compensation filter for audio amplifiers23 Jul 2026US 2026/0213716 A1Axign B.V.
Most cited
By later US patents
- Bypassing amplification301US 8,063,698 B2Bose Corporation · 2011
- Monolithic class D amplifier170US 5,973,368 A1999
- RF amplifier architecture and related techniques141US 8,824,978 B2Eta Devices, Inc. · 2014
- Power amplifier modules including related systems, devices, and methods66US 9,041,472 B2Skyworks Solutions, Inc. · 2015
- Integrated driver and controller for haptic engine59US 10,110,152 B1Apple Inc. · 2018