H03F 2203/7221
The gated amplifier being switched on or off by a switch at
Official title: the gated amplifier being switched on or off by a switch at the output of the amplifier
H03F2203/7221 (The gated amplifier being switched on or off by a switch at) appears on 187 US grants and 189 published applications in this corpus.
Search patents in H03F- Granted patents
- 187
- Published applications
- 189
- Assignees
- 105
- Inventors
- 374
- Latest grant
- 25 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1983 | 1 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 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 | 2 | 0 |
| 1999 | 1 | 0 |
| 2000 | 2 | 0 |
| 2001 | 8 | 1 |
| 2002 | 4 | 2 |
| 2003 | 1 | 3 |
| 2004 | 3 | 0 |
| 2005 | 1 | 0 |
| 2006 | 0 | 1 |
| 2007 | 0 | 5 |
| 2008 | 4 | 3 |
| 2009 | 4 | 7 |
| 2010 | 6 | 5 |
| 2011 | 4 | 5 |
| 2012 | 6 | 19 |
| 2013 | 12 | 10 |
| 2014 | 17 | 20 |
| 2015 | 17 | 17 |
| 2016 | 15 | 11 |
| 2017 | 13 | 11 |
| 2018 | 10 | 17 |
| 2019 | 17 | 12 |
| 2020 | 10 | 8 |
| 2021 | 5 | 4 |
| 2022 | 6 | 8 |
| 2023 | 4 | 7 |
| 2024 | 3 | 5 |
| 2025 | 6 | 6 |
| 2026 | 2 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Scalable periphery tunable matching power amplifier25 Aug 2026US 12,719,415 B2pSemi Corporation
- Equalizer circuit in an envelope tracking integrated circuit13 Jan 2026US 12,525,923 B2Qorvo US, Inc.
- Optimal antenna swap implementations in RF front end modules for TDD bands30 Dec 2025US 12,512,869 B2Skyworks Solutions, Inc.
- Multi-mode power amplifier signal switching11 Nov 2025US 12,470,184 B2Skyworks Solutions, Inc.
- Current steering biasing for power control in cascode-based power amplifier stage of radar applications for improved reliability19 Aug 2025US 12,395,138 B2NXP B. V.
- Wireless Circuitry with Scan Amplifier30 Jul 2026US 2026/0222001 A1Apple Inc.
- Multi-mode power amplifier signal switching23 Apr 2026US 2026/0113006 A1
- Programmable amplifier topology25 Sep 2025US 2025/0300683 A1QUALCOMM Incorporated
- Low-noise linear dynamic amplifier7 Aug 2025US 2025/0253814 A1QUALCOMM Incorporated
- Power amplifier system12 Jun 2025US 2025/0192736 A1Qorvo US, Inc.
Most cited
By later US patents
- Bypassing amplification301US 8,063,698 B2Bose Corporation · 2011
- Apparatus and methods for envelope tracking202US 8,718,188 B2Skyworks Solutions, Inc. · 2014
- Envelope tracking with low frequency loss correction123US 9,831,834 B2Skyworks Solutions, Inc. · 2017
- Multiple-band amplifier104US 5,774,017 AAnadigics, Inc. · 1998
- Multi-band amplifier96US 6,501,331 B2Anadigics, Inc. · 2002