H03H 2210/023
Tuning of transconductance via tail current source
H03H2210/023 (Tuning of transconductance via tail current source) appears on 23 US grants and 19 published applications in this corpus.
Search patents in H03H- Granted patents
- 23
- Published applications
- 19
- Assignees
- 21
- Inventors
- 39
- Latest grant
- 28 Jul 2020
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1988 | 1 | 0 |
| 1989 | 1 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 1 | 0 |
| 2002 | 1 | 1 |
| 2003 | 1 | 1 |
| 2004 | 1 | 3 |
| 2005 | 2 | 2 |
| 2006 | 0 | 1 |
| 2007 | 2 | 2 |
| 2008 | 2 | 2 |
| 2009 | 1 | 2 |
| 2010 | 3 | 0 |
| 2011 | 0 | 2 |
| 2012 | 0 | 0 |
| 2013 | 0 | 1 |
| 2014 | 3 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 1 |
| 2017 | 1 | 1 |
| 2018 | 0 | 0 |
| 2019 | 0 | 0 |
| 2020 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Method for producing a batch of acoustic wave filters28 Jul 2020US 10,727,802 B2Commissariat A L' Energie Atomique Et Aux Energies Alternatives
- Resonant circuit with variable frequency and impedance11 Jul 2017US 9,705,473 B2Commissariat Al'energie Atomique Et Aux Energies Alternatives
- Image rejection for low IF receivers30 Sep 2014US 8,847,676 B2Freescale Semiconductor, Inc.
- Apparatus and method for tuning a GM-C filter19 Aug 2014US 8,810,307 B2QUALCOMM Incorporated
- Method for calibrating frequency of gm-C filter and devices using the method24 Jun 2014US 8,762,094 B2Samsung Electronics Co., Ltd.
- Method for producing a batch of acoustic wave filters14 Sep 2017US 2017/0264257 A1Commissariat A L' Energie Atomique Et Aux Energies Alternatives
- Resonant circuit with variable frequency and impedance31 Mar 2016US 2016/0094199 A1Commissariat Al'energie Atomique Et Aux Energies Alternatives
- Image rejection for low if receivers26 Dec 2013US 2013/0342267 A1Freescale Semiconductor, Inc.
- Method for calibrating frequency of gm-c filter and devices using the method7 Jul 2011US 2011/0166817 A1Samsung Electronics Co., Ltd.
- Apparatus and Method for Tuning a GM-C Filter3 Feb 2011US 2011/0025411 A1QUALCOMM Incorporated
Most cited
By later US patents
- Filtering variable offset amplifer57US 6,624,688 B2Intel Corporation · 2003
- Hearing aid circuit34US 4,792,977 ABeltone Electronics Corporation · 1988
- Active filter circuit with dynamically modifiable gain29US 6,958,644 B2The Trustees of Columbia University in the City of New York · 2005
- Active filter control apparatus27US 5,572,163 AHitachi, Ltd. · 1996
- Base bias current compensator19US 4,952,867 ABeltone Electronics Corporation · 1990