H03F 3/45677
Controlling the active amplifying circuit of the differential amplifier
Official title: {Controlling the active amplifying circuit of the differential amplifier}
H03F3/45677 (Controlling the active amplifying circuit of the differential amplifier) appears on 24 US grants and 23 published applications in this corpus.
Search patents in H03F- Granted patents
- 24
- Published applications
- 23
- Assignees
- 27
- Inventors
- 57
- Latest grant
- 18 Nov 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1996 | 1 | 0 |
| 1997 | 1 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 2 | 0 |
| 2001 | 0 | 0 |
| 2002 | 2 | 2 |
| 2003 | 2 | 1 |
| 2004 | 0 | 0 |
| 2005 | 0 | 1 |
| 2006 | 1 | 0 |
| 2007 | 0 | 1 |
| 2008 | 2 | 1 |
| 2009 | 2 | 2 |
| 2010 | 2 | 1 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 1 | 1 |
| 2017 | 1 | 1 |
| 2018 | 1 | 1 |
| 2019 | 1 | 0 |
| 2020 | 0 | 1 |
| 2021 | 1 | 0 |
| 2022 | 0 | 0 |
| 2023 | 1 | 3 |
| 2024 | 1 | 2 |
| 2025 | 2 | 2 |
| 2026 | 0 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
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- Intrinsic mos cascode differential input pair18 Jun 2026US 2026/0171989 A1pSemi Corporation
- Signal detection apparatus and re-driver14 May 2026US 2026/0135531 A1Analogix International LLC
- Signal detection apparatus and re-driver19 Feb 2026US 2026/0051858 A1Analogix International LLC
- Differential amplifier including feedback loop circuits, electronic device, and operating method thereof27 Mar 2025US 2025/0105810 A1Samsung Electronics Co., Ltd.
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Most cited
By later US patents
- Rail-to-rail input/output operational amplifier and method36US 6,150,883 ABurr-Brown Corporation · 2000
- Rail-to-rail input/output operational amplifier and method24US 6,356,153 B1Texas Instruments Incorporated · 2002
- Boosted high gain, very wide common mode range, self-biased operational amplifier14US 6,469,579 B2Intel Corporation · 2002
- CMOS operational amplifier circuit12US 6,614,302 B2Rohm Co., Ltd. · 2003
- Operational amplifier input stage and method6US 6,642,789 B2Texas Instruments Incorporated · 2003