H03F 3/45107
Folded cascode stages
Official title: {Folded cascode stages}
H03F3/45107 (Folded cascode stages) appears on 8 US grants and 3 published applications in this corpus.
Search patents in H03F- Granted patents
- 8
- Published applications
- 3
- Assignees
- 7
- Inventors
- 10
- Latest grant
- 28 Jul 2009
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 1 | 0 |
| 2002 | 1 | 0 |
| 2003 | 0 | 0 |
| 2004 | 1 | 1 |
| 2005 | 0 | 1 |
| 2006 | 1 | 1 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Variable gain amplifiers systems and methods28 Jul 2009US 7,567,122 B2Skyworks Solutions, Inc.
- Variable gain amplifier system1 Aug 2006US 7,084,704 B2Skyworks Solutions, Inc.
- Low voltage large swing/high linearity analog buffer with servo amplifier and feedback loop26 Oct 2004US 6,809,589 B2Engim, Inc.
- Distortion improvement in amplifiers10 Sep 2002US 6,448,853 B1Elantec Semiconductor, Inc.
- Control circuit driven by a differential input voltage and method for controlling same6 Feb 2001US 6,184,750 B2Gain Technology Corporation
- Variable gain amplifiers systems and methods15 Jun 2006US 2006/0125562 A1Skyworks Solutions, Inc.
- Variable gain amplifier system3 Feb 2005US 2005/0024142 A1Skyworks Solutions, Inc.
- Low voltage large swing/high linearity analog buffer with servo amplifier and feedback loop15 Jan 2004US 2004/0008017 A1Engim, Inc.
Most cited
By later US patents
- Tunable operational transcondunctance amplifier having high linearity27US 5,465,072 ALinear Technology Corporation · 1995
- Control circuit driven by a differential input voltage and method for controlling same18US 6,184,750 B2Gain Technology Corporation · 2001
- Variable gain amplifier system16US 7,084,704 B2Skyworks Solutions, Inc. · 2006
- n-bit analog-to-digital converter with n-1 magnitude amplifiers and n comparators12US 5,684,419 AAnalog Devices, Inc. · 1997
- Low voltage large swing/high linearity analog buffer with servo amplifier and feedback loop4US 6,809,589 B2Engim, Inc. · 2004