H03F 2203/30057
The sepp power transistors are realised as paralleled fets, i.e. the push
Official title: the SEPP power transistors are realised as paralleled FETs, i.e. the push or the pull transistor
H03F2203/30057 (The sepp power transistors are realised as paralleled fets, i.e. the push) appears on 27 US grants and 13 published applications in this corpus.
Search patents in H03F- Granted patents
- 27
- Published applications
- 13
- Assignees
- 24
- Inventors
- 48
- Latest grant
- 22 Jul 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 1 | 0 |
| 1992 | 3 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 1 | 0 |
| 1996 | 2 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 2 | 0 |
| 2001 | 0 | 0 |
| 2002 | 1 | 1 |
| 2003 | 1 | 1 |
| 2004 | 2 | 3 |
| 2005 | 0 | 0 |
| 2006 | 1 | 1 |
| 2007 | 3 | 1 |
| 2008 | 0 | 0 |
| 2009 | 0 | 1 |
| 2010 | 1 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 1 |
| 2014 | 1 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 1 |
| 2018 | 1 | 0 |
| 2019 | 0 | 1 |
| 2020 | 1 | 0 |
| 2021 | 0 | 0 |
| 2022 | 0 | 0 |
| 2023 | 0 | 1 |
| 2024 | 0 | 0 |
| 2025 | 1 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- Power amplifier using multi-path common-mode feedback loop22 Jul 2025US 12,368,418 B2Qorvo US, Inc.
- Amplifier circuit having controllable output stage4 Feb 2020US 10,555,269 B2Mediatek Inc.
- Calibration of push-pull amplifier to a low second order distortion20 Nov 2018US 10,135,404 B2Telefonaktiebolaget LM Ericsson (publ)
- Buffer circuit24 Jun 2014US 8,760,199 B2Hynix Semiconductor Inc.
- Distributed amplifier28 Sep 2010US 7,804,357 B2Fujitsu Limited
- Power amplifier using multi-path common-mode feedback loop10 Jul 2025US 2025/0226802 A1Qorvo US, Inc.
- Power amplifier using multi-path common-mode feedback loop3 Aug 2023US 2023/0246610 A1Qorvo US, Inc.
- Amplifier circuit having controllable output stage30 May 2019US 2019/0166566 A1Mediatek Inc.
- Calibration of push-pull amplifier to a low second order distortion9 Nov 2017US 2017/0324383 A1Telefonaktiebolaget LM Ericsson (publ)
- Buffer circuit13 Jun 2013US 2013/0147558 A1Hynix Semiconductor Inc.
Most cited
By later US patents
- Controlled impedance amplifier45US 5,585,763 ACrystal Semiconductor Corporation · 1996
- Full range input/output comparator31US 5,142,244 AHarris Corporation · 1992
- Mirror and bias circuit for class AB output stage with large swing and output drive30US 5,442,320 ANational Semiconductor Corporation · 1995
- Integrated unit gain output stage19US 6,150,853 ASGS-Thomson Microelectronics S.A. · 2000
- Low impedance buffer circuit17US 4,959,623 AAT&T Bell Laboratories · 1990