H03H 21/0016
Non linear filters
Official title: {Non linear filters}
H03H21/0016 (Non linear filters) appears on 19 US grants and 16 published applications in this corpus.
Search patents in H03H- Granted patents
- 19
- Published applications
- 16
- Assignees
- 16
- Inventors
- 28
- Latest grant
- 24 Sep 2019
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1988 | 1 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 1 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 1 |
| 2005 | 0 | 0 |
| 2006 | 0 | 1 |
| 2007 | 0 | 0 |
| 2008 | 1 | 2 |
| 2009 | 1 | 3 |
| 2010 | 1 | 0 |
| 2011 | 1 | 0 |
| 2012 | 0 | 0 |
| 2013 | 3 | 1 |
| 2014 | 0 | 2 |
| 2015 | 1 | 0 |
| 2016 | 1 | 0 |
| 2017 | 0 | 1 |
| 2018 | 1 | 1 |
| 2019 | 3 | 3 |
| 2020 | 0 | 0 |
| 2021 | 0 | 0 |
| 2022 | 0 | 0 |
| 2023 | 0 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- Band-pass filter24 Sep 2019US 10,425,063 B2UniversitäT ZüRich
- Method and apparatus for nonlinear filtering and for mitigation of interference3 Sep 2019US 10,404,268 B2
- Nonlinear signal filtering12 Mar 2019US 10,230,353 B2Apsidon, Inc.
- Method and apparatus for signal filtering and for improving properties of electronic devices13 Mar 2018US 9,917,570 B2Avatekh, Inc.
- Method and apparatus for signal filtering and for improving properties of electronic devices11 Oct 2016US 9,467,113 B2Avatekh, Inc.
- Dsp implementation of nonlinear differentiators3 Aug 2023US 2023/0244444 A1King Fahd University of Petroleum and Minerals
- Method And Apparatus For Nonlinear Filtering And For Mitigation of Interference11 Jul 2019US 2019/0215005 A1
- Nonlinear signal filtering4 Jul 2019US 2019/0207589 A1Apsidon, Inc.
- Band-pass filter17 Jan 2019US 2019/0020331 A1UniversitäT ZüRich
- Nonlinear signal filtering6 Sep 2018US 2018/0254769 A1Apsidon, Inc.
Most cited
By later US patents
- Method and system for training dynamic nonlinear adaptive filters which have embedded memory47US 6,351,740 B1The Board of Trustees of the Leland Stanford Junior University · 2002
- Method and apparatus for signal filtering and for improving properties of electronic devices35US 8,489,666 B1Avatekh, Inc. · 2013
- Method and device for low delay processing33US 8,385,864 B2Wolfson Dynamic Hearing Pty Ltd · 2013
- Nonlinear adaptive filter32US 4,843,583 ARockwell International Corporation · 1989
- Non-linear deterministic stochastic filtering method and system31US 5,721,694 AAura System Inc. · 1998