H03F 3/305
With symmetrical driving of the end stage
Official title: {with symmetrical driving of the end stage}
H03F3/305 (With symmetrical driving of the end stage) appears on 9 US grants and 7 published applications in this corpus.
Search patents in H03F- Granted patents
- 9
- Published applications
- 7
- Assignees
- 9
- Inventors
- 28
- Latest grant
- 27 Oct 2020
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 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 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 1 |
| 2012 | 1 | 1 |
| 2013 | 0 | 1 |
| 2014 | 1 | 1 |
| 2015 | 0 | 0 |
| 2016 | 0 | 0 |
| 2017 | 1 | 1 |
| 2018 | 0 | 1 |
| 2019 | 2 | 1 |
| 2020 | 1 | 0 |
By publication year. Applications have been published since 2001.
Subgroups
Granted patents
Recent patents
- Automatic gain control to optimize receiver performance in presence of jammer signals27 Oct 2020US 10,819,302 B1NXP B. V.
- Current-mode feedback source follower with enhanced linearity3 Sep 2019US 10,404,265 B1Xilinx, Inc.
- Doherty amplifier22 Jan 2019US 10,187,015 B2Sumitomo Electric Device Innovations, Inc.
- Wireless resonant electric field power transfer system and method using high Q-factor coils16 May 2017US 9,653,948 B2Solace Power Inc.
- BiCMOS gate driver for class-S radio frequency power amplifier24 Jun 2014US 8,760,225 B1LSI Corporation
- Wireless electric field power transfer system, method, transmitter and receiver therefor30 May 2019US 2019/0165612 A1Solace Power Inc.
- Doherty amplifier31 May 2018US 2018/0152149 A1Sumitomo Electric Device Innovations, Inc.
- Wireless electric field power transfer system, method, transmitter and receiver therefor20 Jul 2017US 2017/0207665 A1Solace Power Inc.
- Bicmos gate driver for class-s radio frequency power amplifier10 Jul 2014US 2014/0191801 A1LSI Corporation
- Wireless electric field power transmission system and method13 Jun 2013US 2013/0147427 A1Solace Power Inc.
Most cited
By later US patents
- Wireless resonant electric field power transfer system and method using high Q-factor coils31US 9,653,948 B2Solace Power Inc. · 2017
- Audio power amplifier29US 4,241,313 ANippon Gakki Seizo Kabushiki Kaisha · 1980
- High-speed full differential amplifier with common mode rejection25US 4,667,165 AAdvanced Micro Devices, Inc. · 1987
- Protective circuit for field effect transistor amplifier12US 3,968,382 ASony Corporation · 1976
- BiCMOS gate driver for class-S radio frequency power amplifier6US 8,760,225 B1LSI Corporation · 2014