H03F 3/45556
Controlling the input circuit of the differential amplifier
Official title: {Controlling the input circuit of the differential amplifier}
H03F3/45556 (Controlling the input circuit of the differential amplifier) appears on 12 US grants and 8 published applications in this corpus.
Search patents in H03F- Granted patents
- 12
- Published applications
- 8
- Assignees
- 10
- Inventors
- 19
- Latest grant
- 15 Aug 2017
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 2 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 2 |
| 2002 | 2 | 1 |
| 2003 | 2 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 1 |
| 2014 | 0 | 0 |
| 2015 | 1 | 2 |
| 2016 | 2 | 1 |
| 2017 | 1 | 0 |
| 2018 | 0 | 0 |
| 2019 | 0 | 0 |
| 2020 | 0 | 0 |
| 2021 | 0 | 0 |
| 2022 | 0 | 0 |
| 2023 | 0 | 0 |
| 2024 | 0 | 0 |
| 2025 | 0 | 0 |
| 2026 | 0 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Apparatus and methods for reducing input bias current of an electronic circuit15 Aug 2017US 9,735,736 B2Analog Devices, Inc.
- Transmitter digital-to-analog converter (DAC)-baseband filter (BBF) common mode interface27 Dec 2016US 9,531,337 B2QUALCOMM Incorporated
- Apparatus and methods for input bias current reduction26 Jan 2016US 9,246,484 B2Analog Devices, Inc.
- Differential circuit compensating gain enhancement due to self heating of transistors27 Jan 2015US 8,941,440 B2Sumitomo Electric Industries, Ltd.
- Attenuator control circuit29 Jul 2003US 6,600,372 B2Intersil Americas Inc.
- Amplifier equalizer and bias offset correction22 Jan 2026US 2026/0025114 A1
- Apparatus and methods for reducing input bias current of an electronic circuit5 May 2016US 2016/0126898 A1Analog Devices, Inc.
- Transmitter digital-to-analog converter (dac)- baseband filter (bbf) common mode interface3 Dec 2015US 2015/0349733 A1QUALCOMM Incorporated
- Apparatus and methods for input bias current reduction10 Sep 2015US 2015/0256169 A1Analog Devices, Inc.
- Differential circuit compensating gain enhancement due to self heating of transistors5 Sep 2013US 2013/0229231 A1Sumitomo Electric Industries, Ltd.
Most cited
By later US patents
- Low voltage differential signal (LVDS) input circuit64US 6,504,403 B2Telefonaktiebolaget LM Ericsson · 2003
- Comparator circuit with built in reference16US 4,560,921 ANational Semiconductor Corporation · 1985
- Complementary output amplifier with an input for offsetting voltages9US 4,543,538 ALenco, Inc. · 1985
- Read-head preamplifier having internal offset compensation9US 6,462,600 B2STMicroelectronics S.r. l. · 2002
- Bias circuit for a low voltage differential circuit6US 6,344,762 B12002