H03F 3/45789
Measuring at the loading circuit of the differential amplifier
Official title: {Measuring at the loading circuit of the differential amplifier}
H03F3/45789 (Measuring at the loading circuit of the differential amplifier) appears on 19 US grants and 12 published applications in this corpus.
Search patents in H03F- Granted patents
- 19
- Published applications
- 12
- Assignees
- 15
- Inventors
- 32
- Latest grant
- 6 Feb 2024
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1995 | 2 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 1 | 0 |
| 2001 | 1 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 1 |
| 2004 | 3 | 1 |
| 2005 | 0 | 0 |
| 2006 | 0 | 1 |
| 2007 | 1 | 2 |
| 2008 | 2 | 1 |
| 2009 | 1 | 0 |
| 2010 | 2 | 1 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 0 |
| 2018 | 0 | 0 |
| 2019 | 0 | 2 |
| 2020 | 1 | 0 |
| 2021 | 1 | 1 |
| 2022 | 1 | 0 |
| 2023 | 0 | 1 |
| 2024 | 1 | 1 |
By publication year. Applications have been published since 2001.
Subgroups
Granted patents
- H03F 3/45802Controlling the active amplifying circuit of the differential amplifier11
- H03F 3/45807Controlling the loading circuit of the differential amplifier7
- H03F 3/45798Controlling the common source circuit of the differential amplifier5
- H03F 3/45793Controlling the input circuit of the differential amplifier0
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Most cited
By later US patents
- Balanced differential amplifier having common mode feedback with kick-start47US 6,265,941 B1Agere Systems Guardian Corp. · 2001
- High speed fully differential operational amplifier with fast settling time for switched capacitor applications32US 5,847,607 ANational Semiconductor Corporation · 1998
- Buffer circuit for op amp output stage31US 6,714,076 B1Analog Devices, Inc. · 2004
- Self-biased, phantom-powered and feedback-stabilized amplifier for electret microphone29US 6,160,450 ANational Semiconductor Corporation · 2000
- Tunable operational transcondunctance amplifier having high linearity27US 5,465,072 ALinear Technology Corporation · 1995