H03F 3/45206
Folded cascode stages
Official title: {Folded cascode stages}
H03F3/45206 (Folded cascode stages) appears on 38 US grants and 34 published applications in this corpus.
Search patents in H03F- Granted patents
- 38
- Published applications
- 34
- Assignees
- 37
- Inventors
- 88
- Latest grant
- 3 Dec 2024
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 1 | 0 |
| 2001 | 1 | 1 |
| 2002 | 4 | 1 |
| 2003 | 2 | 3 |
| 2004 | 3 | 0 |
| 2005 | 0 | 0 |
| 2006 | 1 | 1 |
| 2007 | 1 | 2 |
| 2008 | 1 | 1 |
| 2009 | 1 | 1 |
| 2010 | 1 | 1 |
| 2011 | 3 | 2 |
| 2012 | 1 | 0 |
| 2013 | 1 | 1 |
| 2014 | 2 | 4 |
| 2015 | 0 | 1 |
| 2016 | 2 | 1 |
| 2017 | 1 | 3 |
| 2018 | 1 | 2 |
| 2019 | 4 | 3 |
| 2020 | 3 | 1 |
| 2021 | 0 | 3 |
| 2022 | 2 | 1 |
| 2023 | 0 | 0 |
| 2024 | 1 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- High surface area reverse electrowetting for a self powered wireless wearable motion sensor3 Dec 2024US 12,160,185 B2University of North Texas
- Transconductance amplifier and chip27 Sep 2022US 11,456,709 B2Shenzhen Goodix Technology Co., Ltd.
- Fully differential rail-to-rail output amplifier with inverter-based input pair17 May 2022US 11,336,244 B2Brookhaven Science Associates, LLC
- Using multiple envelope tracking signals in a power amplifier20 Oct 2020US 10,812,023 B2Skyworks Solutions, Inc.
- Amplifier8 Sep 2020US 10,771,023 B2RichWave Technology Corp.
- Programmable gain amplifier28 Mar 2024US 2024/0106403 A1NXP USA, Inc.
- High surface area reverse electrowetting for a self powered wireless wearable motion sensor29 Sep 2022US 2022/0311358 A1University of North Texas
- Decision feedback equalizer circuit and semiconductor integrated circuit that includes decision feedback equalizer circuit17 Jun 2021US 2021/0184640 A1Fujitsu Limited
- Transconductance amplifier and chip1 Apr 2021US 2021/0099138 A1Shenzhen Goodix Technology Co., Ltd.
- Fully Differential Rail-to-Rail Output Amplifier with Inverter-Based Input Pair14 Jan 2021US 2021/0013851 A1Brookhaven Science Associates, LLC
Most cited
By later US patents
- High-speed differential to single-ended converter86US 6,717,474 B2Integrated Programmable Communications, Inc. · 2004
- Apparatus and method for converting differential voltage to fully balanced currents23US 6,329,849 B1Kabushiki Kaisha Toshiba · 2001
- Amplifier with folded super-followers23US 6,356,152 B1Texas Instruments Incorporated · 2002
- Accurate voltage to current converters for rail-sensing current-feedback instrumentation amplifiers21US 7,202,738 B1Maxim Integrated Products, Inc. · 2007
- Amplifier with gain stages coupled for differential error correction19US 5,376,899 APass Laboratories, Inc. · 1994