H03F 2203/45224
One output of the differential amplifier being taken into consideration
H03F2203/45224 (One output of the differential amplifier being taken into consideration) appears on 47 US grants and 32 published applications in this corpus.
Search patents in H03F- Granted patents
- 47
- Published applications
- 32
- Assignees
- 40
- Inventors
- 76
- Latest grant
- 9 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1981 | 1 | 0 |
| 1982 | 4 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 2 | 0 |
| 1986 | 1 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 3 | 0 |
| 1995 | 2 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 1 | 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 | 1 | 4 |
| 2008 | 3 | 5 |
| 2009 | 4 | 2 |
| 2010 | 0 | 1 |
| 2011 | 3 | 1 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 2 |
| 2016 | 2 | 4 |
| 2017 | 3 | 2 |
| 2018 | 1 | 3 |
| 2019 | 2 | 2 |
| 2020 | 5 | 1 |
| 2021 | 0 | 0 |
| 2022 | 1 | 2 |
| 2023 | 1 | 1 |
| 2024 | 0 | 2 |
| 2025 | 2 | 0 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Transconductance amplifier with an inverse relationship between a control voltage and a transconductance and a switching regulator using the transconductance amplifier in a feedback circuit9 Jun 2026US 12,652,009 B2Allegro MicroSystems, LLC
- Differential amplifier compensation1 Jul 2025US 12,348,195 B2Texas Instruments Incorporated
- Amplifier with a converting circuit with reduced intrinsic time constant18 Mar 2025US 12,255,594 B2Huawei Technologies Co., Ltd.
- Digitally controlled ground capacitor multiplier10 Jan 2023US 11,552,605 B2King Fahd University of Petroleum and Minerals
- Digitally controlled grounded capacitance multiplier19 Apr 2022US 11,309,854 B1King Fahd University of Petroleum and Minerals
- Differential amplifier compensation26 Sep 2024US 2024/0322763 A1Texas Instruments Incorporated
- Transconductance amplifier with an inverse relationship between a control voltage and a transconductance and a switching regulator using the transconductance amplifier in a feedback circuit15 Aug 2024US 2024/0275344 A1Allegro MicroSystems, LLC
- Operational amplifier, drive circuit, interface chip, and electronic device2 Nov 2023US 2023/0353109 A1
- Digitally controlled ground capacitor multiplier28 Jul 2022US 2022/0239266 A1King Fahd University of Petroleum and Minerals
- Amplifier with a Converting Circuit with Reduced Intrinsic Time Constant14 Apr 2022US 2022/0116003 A1Huawei Technologies Co., Ltd.
Most cited
By later US patents
- CMOS Operational amplifier225US 4,554,515 AAT&T Laboratories · 1985
- Coupling circuit35US 5,770,972 AZero Impedance Systems, Inc. · 1998
- CMOS Operational amplifier with reduced power dissipation27US 4,284,957 AAmerican Microsystems, Inc. · 1981
- Differential amplifier circuit with rail-to-rail capability26US 4,532,479 ASignetics Corporation · 1985
- CMOS current convevor and its filter applications23US 5,124,666 AIndustrial Technology Research Institute · 1992