H03F 3/3093
Comprising a differential amplifier as phase-splitting element
Official title: {comprising a differential amplifier as phase-splitting element}
H03F3/3093 (Comprising a differential amplifier as phase-splitting element) appears on 19 US grants and 2 published applications in this corpus.
Search patents in H03F- Granted patents
- 19
- Published applications
- 2
- Assignees
- 8
- Inventors
- 23
- Latest grant
- 1 Jun 2010
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 2 | 0 |
| 1982 | 5 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 1 | 0 |
| 1989 | 3 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 1 | 0 |
| 2001 | 0 | 1 |
| 2002 | 1 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 1 |
| 2009 | 0 | 0 |
| 2010 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Controllable power operational transconductance amplifier1 Jun 2010US 7,729,678 B2Semiconductor Ideas to the Market (ITOM) B.V.
- Operational amplifier designed to have increased output range13 Aug 2002US 6,433,636 B1Denso Corporation
- Low voltage drop integrated analog amplifier without external compensation network24 Oct 2000US 6,137,364 ASTMicroelectronics S,r.l.
- Current compensation circuit28 Apr 1992US 5,109,170 AU. S. Philips Corporation
- Amplifier arrangement with improved quiescent current control15 Aug 1989US 4,857,861 AU. S. Philips Corporation
Most cited
By later US patents
- Amplifier arrangement with improved quiescent current control13US 4,857,861 AU. S. Philips Corporation · 1989
- High slew rate linear amplifier12US 4,837,523 AElantec, Inc. · 1989
- Current mirror amplifiers with programmable gain11US 4,361,816 ARCA Corporation · 1982
- Differential amplifier11US 4,479,094 ARaytheon Company · 1984
- Amplifier arrangement with quiescent current control10US 4,853,645 AU. S. Philips Corporation · 1989