H03F 3/45878
Measuring at the common source circuit of the differential amplifier
Official title: {Measuring at the common source circuit of the differential amplifier}
H03F3/45878 (Measuring at the common source circuit of the differential amplifier) appears on 3 US grants and 1 published applications in this corpus.
Search patents in H03F- Granted patents
- 3
- Published applications
- 1
- Assignees
- 4
- Inventors
- 7
- Latest grant
- 9 Nov 2004
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1997 | 1 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 1 |
| 2004 | 1 | 0 |
By publication year. Applications have been published since 2001.
Subgroups
Granted patents
Recent patents
- Differential charge pump9 Nov 2004US 6,815,988 B2Koninklijke Philips Electronics N. V.
- Rail-to-rail input stages with constant g.sub.m and constant common-mode output currents31 Mar 1998US 5,734,297 APhilips Electronics North America Corporation
- Transconductor stage with controlled gain15 Apr 1997US 5,621,358 ASGS-Thomson Microelectronics S.A.
Most cited
By later US patents
- Rail-to-rail input stages with constant g.sub.m and constant common-mode output currents31US 5,734,297 APhilips Electronics North America Corporation · 1998
- Differential charge pump14US 6,815,988 B2Koninklijke Philips Electronics N. V. · 2004
- Transconductor stage with controlled gain12US 5,621,358 ASGS-Thomson Microelectronics S.A. · 1997