H03F 1/342
In field-effect transistor amplifiers
Official title: {in field-effect transistor amplifiers}
H03F1/342 (In field-effect transistor amplifiers) appears on 331 US grants and 288 published applications in this corpus.
Search patents in H03F- Granted patents
- 331
- Published applications
- 288
- Assignees
- 216
- Inventors
- 631
- Latest grant
- 18 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 1 | 0 |
| 1982 | 1 | 0 |
| 1983 | 1 | 0 |
| 1984 | 1 | 0 |
| 1985 | 2 | 0 |
| 1986 | 3 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 1 | 0 |
| 1991 | 2 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 2 | 0 |
| 1995 | 2 | 0 |
| 1996 | 1 | 0 |
| 1997 | 3 | 0 |
| 1998 | 7 | 0 |
| 1999 | 1 | 0 |
| 2000 | 8 | 0 |
| 2001 | 4 | 0 |
| 2002 | 4 | 1 |
| 2003 | 4 | 5 |
| 2004 | 10 | 10 |
| 2005 | 3 | 5 |
| 2006 | 4 | 5 |
| 2007 | 11 | 15 |
| 2008 | 15 | 14 |
| 2009 | 11 | 11 |
| 2010 | 14 | 10 |
| 2011 | 14 | 9 |
| 2012 | 9 | 7 |
| 2013 | 11 | 9 |
| 2014 | 8 | 6 |
| 2015 | 8 | 12 |
| 2016 | 18 | 14 |
| 2017 | 16 | 14 |
| 2018 | 18 | 18 |
| 2019 | 14 | 19 |
| 2020 | 19 | 15 |
| 2021 | 18 | 19 |
| 2022 | 12 | 14 |
| 2023 | 10 | 19 |
| 2024 | 12 | 14 |
| 2025 | 12 | 14 |
| 2026 | 11 | 9 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Low noise amplifier and receiver using same in wireless communication system18 Aug 2026US 12,712,574 B2Samsung Electronics Co., Ltd.
- Amplifier circuit with two-terminal synthesis resistor as feedback resistor30 Jun 2026US 12,671,381 B2Analog Devices International Unlimited Company
- Low noise amplifier and ultra-wideband receiver30 Jun 2026US 12,671,451 B2Nanjing Milewei Corp
- Method for compensating for an internal voltage offset between two inputs of an amplifier16 Jun 2026US 12,658,867 B2STMicroelectronics (Alps) SAS
- Inductorless self-tuned input-matching low-noise amplifier with very low noise figure and Gm boost19 May 2026US 12,633,880 B2Qorvo US, Inc.
- 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.
- Feedback amplifier input stage circuit2 Jul 2026US 2026/0189197 A1Harman International Industries, Incorporated
- Feedback topologies for amplifier gain reduction18 Jun 2026US 2026/0171973 A1pSemi Corporation
- Low noise amplifier and ultra-wideband receiver18 Jun 2026US 2026/0172066 A1Nanjing Milewei Corp
- Radio frequency amplifier with double cascode structure11 Jun 2026US 2026/0163530 A1BeRex Corporation Co., Ltd
Most cited
By later US patents
- Programmable linear receiver having a variable IIP3 point137US 6,498,926 B1QUALCOMM Incorporated · 2002
- Stacked linear power amplifier with capacitor feedback and resistor isolation135US 8,487,706 B2Peregrine Semiconductor Corporation · 2013
- Amplifier with adjustable bias current131US 6,175,279 B1QUALCOMM Incorporated · 2001
- Field effect transistor cable television line amplifier73US 5,742,205 AScientific-Atlanta, Inc. · 1998
- Feedback cascode amplifier42US 5,015,968 APacific Monolithics · 1991