H03F 2203/45281
One sepp output stage being added to the differential amplifier
Official title: One SEPP output stage being added to the differential amplifier
H03F2203/45281 (One sepp output stage being added to the differential amplifier) appears on 19 US grants and 11 published applications in this corpus.
Search patents in H03F- Granted patents
- 19
- Published applications
- 11
- Assignees
- 20
- Inventors
- 35
- Latest grant
- 19 Aug 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 1 | 0 |
| 1995 | 1 | 0 |
| 1996 | 1 | 0 |
| 1997 | 1 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 2 |
| 2008 | 0 | 3 |
| 2009 | 3 | 0 |
| 2010 | 1 | 0 |
| 2011 | 1 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 1 | 0 |
| 2017 | 0 | 3 |
| 2018 | 2 | 0 |
| 2019 | 1 | 0 |
| 2020 | 0 | 0 |
| 2021 | 0 | 0 |
| 2022 | 0 | 1 |
| 2023 | 1 | 1 |
| 2024 | 0 | 0 |
| 2025 | 1 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- High-efficiency amplifier architecture with de-gain stage19 Aug 2025US 12,395,136 B2Mediatek Inc.
- Amplifier with a controllable pull-down capability for a memory device18 Apr 2023US 11,632,084 B2Micron Technology, Inc.
- Ultra-low working voltage rail-to-rail operational amplifier, and differential input amplification-stage circuit and output-stage circuit thereof23 Apr 2019US 10,270,391 B2Huawei Technologies Co., Ltd.
- Audio amplifier18 Dec 2018US 10,158,326 B2Devialet
- Operational amplifier circuit24 Apr 2018US 9,953,980 B2Mitsubishi Electric Corporation
- Dual output amplifier for precision resistor calibration system30 Jan 2025US 2025/0038721 A1QUALCOMM Incorporated
- High-efficiency amplifier architecture with de-gain stage16 Mar 2023US 2023/0077479 A1Mediatek Inc.
- Amplifier with a controllable pull-down capability for a memory device23 Jun 2022US 2022/0200538 A1Micron Technology, Inc.
- Ultra-low working voltage rail-to-rail operational amplifier, and differential input amplification-stage circuit and output-stage circuit thereof10 Aug 2017US 2017/0230005 A1Huawei Technologies Co., Ltd.
- Operational amplifier circuit27 Jul 2017US 2017/0213831 A1Mitsubishi Electric Corporation
Most cited
By later US patents
- Operational amplifier for stably driving a low impedance load of low power consumption42US 5,285,168 AAkita Electronics Co., Ltd. · 1994
- Semiconductor differential amplifier circuit with feedback bias control28US 4,371,843 ABell Telephone Laboratories, Incorporated · 1983
- Amplifier having frequency compensation by gain degeneration25US 5,642,078 ACrystal Semiconductor Corporation · 1997
- CMOS transconductance amplifier with floating operating point16US 5,182,525 ADeutsche ITT Industries GmbH · 1993
- Differential amplifier having controllable power consumption11US 4,843,341 ASiemens Aktiengesellschaft · 1989