H03F 3/3059
With symmetrical driving of the end stage
Official title: {with symmetrical driving of the end stage}
H03F3/3059 (With symmetrical driving of the end stage) appears on 11 US grants and 6 published applications in this corpus.
Search patents in H03F- Granted patents
- 11
- Published applications
- 6
- Assignees
- 9
- Inventors
- 14
- Latest grant
- 24 Jan 2017
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 2 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 1 |
| 2004 | 2 | 1 |
| 2005 | 0 | 2 |
| 2006 | 2 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 1 |
| 2010 | 1 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 1 |
| 2016 | 0 | 0 |
| 2017 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Differential output stage of an amplification device, for driving a load24 Jan 2017US 9,553,546 B2Optis Circuit Technology, LLC
- Amplifying circuit13 Jul 2010US 7,755,428 B2Sanyo Electric Co., Ltd.
- Class-L power-output amplifier31 Jan 2006US 6,993,302 B2
- High isolation/high speed buffer amplifier3 Jan 2006US 6,982,601 B2Dialog Semiconductor GmbH
- High isolation/high speed buffer amplifier16 Nov 2004US 6,819,182 B2Dialog Semiconductor GmbH
- Differential Output Stage of an Amplification Device, for Driving a Load3 Dec 2015US 2015/0349716 A1ST-Ericsson SA
- Amplifying circuit5 Mar 2009US 2009/0058523 A1Sanyo Electric Co., Ltd.
- Class-L power-output amplifier21 Jul 2005US 2005/0159117 A1
- High isolation/high speed buffer amplifier10 Mar 2005US 2005/0052240 A1Dialog Semiconductor GmbH
- High isolation/high speed buffer amplifier13 May 2004US 2004/0090272 A1Dialog Semiconductor GmbH
Most cited
By later US patents
- Stable output bias current circuitry and method for low-impedance CMOS output stage19US 6,002,276 ABurr-Brown Corporation · 1999
- Large swing output buffer amplifier17US 5,210,506 ASiemens Aktiengesellschaft · 1993
- Class-L power-output amplifier17US 6,993,302 B22006
- Stable output bias current circuitry and method for low-impedance CMOS output stage15US 5,856,749 ABurr-Brown Corporation · 1999
- High isolation/high speed buffer amplifier14US 6,819,182 B2Dialog Semiconductor GmbH · 2004