H03F 1/304
And using digital means
Official title: {and using digital means}
H03F1/304 (And using digital means) appears on 107 US grants and 72 published applications in this corpus.
Search patents in H03F- Granted patents
- 107
- Published applications
- 72
- Assignees
- 74
- Inventors
- 200
- Latest grant
- 27 Jan 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1980 | 1 | 0 |
| 1981 | 1 | 0 |
| 1982 | 1 | 0 |
| 1983 | 1 | 0 |
| 1984 | 2 | 0 |
| 1985 | 3 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 3 | 0 |
| 1990 | 2 | 0 |
| 1991 | 4 | 0 |
| 1992 | 1 | 0 |
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 2 | 0 |
| 1996 | 1 | 0 |
| 1997 | 1 | 0 |
| 1998 | 1 | 0 |
| 1999 | 1 | 0 |
| 2000 | 5 | 0 |
| 2001 | 4 | 0 |
| 2002 | 3 | 3 |
| 2003 | 4 | 2 |
| 2004 | 2 | 5 |
| 2005 | 1 | 1 |
| 2006 | 2 | 1 |
| 2007 | 2 | 4 |
| 2008 | 2 | 0 |
| 2009 | 2 | 2 |
| 2010 | 1 | 5 |
| 2011 | 1 | 4 |
| 2012 | 2 | 3 |
| 2013 | 3 | 2 |
| 2014 | 7 | 2 |
| 2015 | 3 | 4 |
| 2016 | 2 | 1 |
| 2017 | 6 | 5 |
| 2018 | 4 | 5 |
| 2019 | 4 | 1 |
| 2020 | 4 | 7 |
| 2021 | 5 | 4 |
| 2022 | 1 | 2 |
| 2023 | 4 | 4 |
| 2024 | 1 | 1 |
| 2025 | 4 | 2 |
| 2026 | 1 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Differential signaling receiver27 Jan 2026US 12,537,491 B2Realtek Semiconductor Corp.
- Methods and apparatus to reduce error in operational amplifiers23 Sep 2025US 12,424,981 B2Texas Instruments Incorporated
- Setting a stable operating point and EMI control of an H-bridge output stage25 Mar 2025US 12,261,548 B2Analog Devices International Unlimited Company
- Audio amplifier with embedded buck controller for class-G application18 Feb 2025US 12,231,102 B2STMicroelectronics (Shenzhen) R&D Co. Ltd
- Power amplifier self-heating compensation circuit7 Jan 2025US 12,191,833 B2pSemi Corporation
- Semiconductor device1 Oct 2026US 2026/0303033 A1Mitsumi Electric Co., Ltd.
- Digital offset rejection mechanism17 Sep 2026US 2026/0280493 A1Allegro MicroSystems, LLC
- Devices for digital-domain temperature compensation in logarithmic transimpedance amplifiers7 Aug 2025US 2025/0253809 A1Analog Devices, Inc.
- Power Amplifier Self-Heating Compensation Circuit13 Mar 2025US 2025/0088162 A1pSemi Corporation
- Audio amplifier with embedded buck controller for class-g application15 Feb 2024US 2024/0056046 A1STMicroelectronics (Shenzhen) R&D Co. Ltd
Most cited
By later US patents
- Method and apparatus for operating a radio-frequency power amplifier as a variable-class linear amplifier338US 6,043,707 AMotorola, Inc. · 2000
- Equipotential sense methods for resistive cross point memory cell arrays112US 6,259,644 B1Hewlett-Packard Company · 2001
- Method and apparatus for settling and maintaining a DC offset110US 6,225,848 B1Motorola, Inc. · 2001
- Circuit and a method for controlling the bias current in a switched capacitor circuit101US 6,891,439 B2Advanced Micro Devices, Inc. · 2005
- Digital amplifier86US 7,907,010 B2NXP B. V. · 2011