H03F 2203/7203
The gated amplifier being switched on or off by a switch in
Official title: the gated amplifier being switched on or off by a switch in the bias circuit of the amplifier controlling a bias current in the amplifier
H03F2203/7203 (The gated amplifier being switched on or off by a switch in) appears on 90 US grants and 67 published applications in this corpus.
Search patents in H03F- Granted patents
- 90
- Published applications
- 67
- Assignees
- 53
- Inventors
- 148
- Latest grant
- 3 Sep 2024
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1987 | 1 | 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 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 2 | 0 |
| 1999 | 2 | 0 |
| 2000 | 3 | 0 |
| 2001 | 3 | 0 |
| 2002 | 8 | 7 |
| 2003 | 7 | 1 |
| 2004 | 4 | 5 |
| 2005 | 3 | 6 |
| 2006 | 7 | 3 |
| 2007 | 7 | 4 |
| 2008 | 1 | 3 |
| 2009 | 5 | 3 |
| 2010 | 2 | 3 |
| 2011 | 4 | 4 |
| 2012 | 4 | 3 |
| 2013 | 3 | 5 |
| 2014 | 6 | 2 |
| 2015 | 1 | 2 |
| 2016 | 3 | 4 |
| 2017 | 6 | 2 |
| 2018 | 1 | 1 |
| 2019 | 1 | 0 |
| 2020 | 1 | 2 |
| 2021 | 1 | 0 |
| 2022 | 0 | 1 |
| 2023 | 0 | 0 |
| 2024 | 2 | 1 |
| 2025 | 0 | 4 |
| 2026 | 0 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Low noise amplifiers with combined outputs3 Sep 2024US 12,081,243 B2QUALCOMM Incorporated
- Semiconductor device and method for operating semiconductor device27 Feb 2024US 11,916,065 B2Semiconductor Energy Laboratory Co.Ltd.
- Bias circuit based on BiFET technology for supplying a bias current to an RF power amplifier26 Jan 2021US 10,903,797 B2Rafael Microelectronics, Inc.
- System and method for bidirectional current sense circuits13 Oct 2020US 10,802,079 B2Semiconductor Components Industries, LLC
- Bias circuitry for depletion mode amplifiers30 Apr 2019US 10,277,176 B2Raytheon Company
- Power amplifier and circuit protection method18 Jun 2026US 2026/0171978 A1RichWave Technology Corp.
- Selective activation of amplifying devices of a power amplification system4 Dec 2025US 2025/0373204 A1Nokia Solutions and Networks Oy
- Methods and apparatus to operate a buffer stage in amplifier circuitry18 Sep 2025US 2025/0293651 A1Texas Instruments Incorporated
- Voltage regulator to enable reduced memory effects in power amplifier11 Sep 2025US 2025/0286513 A1Silicon Laboratories Inc.
- Protection loop for power amplifier11 Sep 2025US 2025/0286519 A1Qorvo US, Inc.
Most cited
By later US patents
- Method for time constant tuning of gm-C filters104US 6,084,465 ATritech Microelectronics, Ltd. · 2000
- Multi-stage operational amplifier for interstage amplification in a pipeline analog-to-digital converter53US 6,577,185 B1Cisco Systems Wireless Networking (Australia) Pty Limited · 2003
- Pipeline analog-to-digital converter with common mode following reference generator45US 6,486,820 B1Cisco Systems Wireless Networking (Australia) Pty Limited · 2002
- Frequency synthesizer using a VCO having a controllable operating point, and calibration and tuning thereof42US 6,744,324 B1Cisco Technology, Inc. · 2004
- Low noise amplifier having sequentially interpolated gain stages41US 6,445,248 B1Analog Devices, Inc. · 2002