H03H 11/1234
Modifications to reduce detrimental influences of amplifier imperfections
Official title: {Modifications to reduce detrimental influences of amplifier imperfections, e.g. limited gain-bandwith product, limited input impedance}
H03H11/1234 (Modifications to reduce detrimental influences of amplifier imperfections) appears on 7 US grants and 5 published applications in this corpus.
Search patents in H03H- Granted patents
- 7
- Published applications
- 5
- Assignees
- 5
- Inventors
- 14
- Latest grant
- 16 Feb 2016
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1994 | 1 | 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 | 1 | 1 |
| 2006 | 2 | 1 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 1 |
| 2013 | 2 | 1 |
| 2014 | 0 | 0 |
| 2015 | 0 | 1 |
| 2016 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Low pass filter with common-mode noise reduction16 Feb 2016US 9,263,993 B2Mediatek Inc.
- Self calibrated, broadband, tunable, active oscillator with unity gain cells for multi-standard and/or multiband channel selection16 Jul 2013US 8,487,693 B2International Business Machines Corporation
- Self-calibrated, broadband, tunable, active filter with unity gain cells for multi-standard and/or multiband channel selection1 Jan 2013US 8,344,795 B2International Business Machines Corporation
- Active-RC filter with compensation to reduce Q enhancement11 Jul 2006US 7,075,364 B2QUALCOMM Incorporated
- Active filter2 May 2006US 7,038,531 B2
- Low pass filter with common-mode noise reduction22 Oct 2015US 2015/0303880 A1Mediatek Inc.
- Self calibrated, broadband, tunable, active oscillator with unity gain cells for multi-standard and/or multiband channel selection7 Feb 2013US 2013/0033333 A1International Business Machines Corporation
- Self-Calibrated, Broadband, Tunable, Active Filter with Unity Gain Cells for Multi-Standard and/or Multiband Channel Selection26 Jul 2012US 2012/0188006 A1International Business Machines Corporation
- Active-RC filter with compensation to reduce Q enhancement23 Feb 2006US 2006/0038610 A1QUALCOMM Incorporated
- Active filter2 Jun 2005US 2005/0116767 A1
Most cited
By later US patents
- Active-RC filter with compensation to reduce Q enhancement21US 7,075,364 B2QUALCOMM Incorporated · 2006
- Modular low voltage filter with common mode feedback20US 5,345,190 AMotorola, Inc. · 1994
- Practical active capacitor filter5US 6,943,619 B1The United States of America as represented by the Administrator of the National Aeronautics and Space Administration · 2005
- Active filter3US 7,038,531 B22006
- Low pass filter with common-mode noise reduction3US 9,263,993 B2Mediatek Inc. · 2016