H03F 3/45704
Controlling the input circuit of the differential amplifier
Official title: {Controlling the input circuit of the differential amplifier}
H03F3/45704 (Controlling the input circuit of the differential amplifier) appears on 18 US grants and 15 published applications in this corpus.
Search patents in H03F- Granted patents
- 18
- Published applications
- 15
- Assignees
- 18
- Inventors
- 37
- Latest grant
- 4 Mar 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1997 | 1 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 2 | 1 |
| 2002 | 1 | 1 |
| 2003 | 4 | 2 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 1 |
| 2008 | 1 | 1 |
| 2009 | 1 | 1 |
| 2010 | 1 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 1 |
| 2013 | 1 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 0 |
| 2017 | 1 | 0 |
| 2018 | 0 | 0 |
| 2019 | 0 | 0 |
| 2020 | 1 | 1 |
| 2021 | 1 | 2 |
| 2022 | 1 | 0 |
| 2023 | 0 | 2 |
| 2024 | 1 | 0 |
| 2025 | 1 | 2 |
By publication year. Applications have been published since 2001.
Recent patents
- Common mode transient suppression4 Mar 2025US 12,244,277 B2Allegro MicroSystems, LLC
- Operational amplifier and electronic system3 Sep 2024US 12,081,175 B2Hangzhou Geo-chip Technology Co., Ltd.
- Differential amplifier8 Nov 2022US 11,496,104 B2Asahi Kasei Microdevices Corporation
- Common-mode control for AC-coupled receivers11 May 2021US 11,005,688 B2Analog Bits Inc.
- Pole-splitting and feedforward capacitors in common mode feedback of fully differential amplifier22 Dec 2020US 10,873,304 B2Samsung Electronics Co., Ltd.
- Fully differential quadrature driver30 Oct 2025US 2025/0337377 A1STMicroelectronics International N. V.
- Common mode transient suppression22 May 2025US 2025/0167745 A1Allegro MicroSystems, LLC
- Operational amplifier and electronic system23 Nov 2023US 2023/0378916 A1Hangzhou Geo-chip Technology Co., Ltd.
- Common mode transient suppression7 Sep 2023US 2023/0283250 A1Allegro MicroSystems, LLC
- Differential amplifier5 Aug 2021US 2021/0242845 A1Asahi Kasei Microdevices Corporation
Most cited
By later US patents
- Common mode stabilizing circuit and method49US 5,668,468 AHarris Corporation · 1997
- Low-voltage, broadband operational amplifier23US 6,624,698 B2Texas Instruments Incorporated · 2003
- Differential amplifier18US 6,252,458 B1Fujitsu Limited · 2001
- Low-voltage, broadband operational amplifier18US 6,529,070 B1Texas Instruments Incorporated · 2003
- System and method of translating wide common mode voltage ranges into narrow common mode voltage ranges12US 6,590,436 B2Texas Instruments Incorporated · 2003