H03H 21/0018
Matched filters
Official title: {Matched filters}
H03H21/0018 (Matched filters) appears on 11 US grants and 4 published applications in this corpus.
Search patents in H03H- Granted patents
- 11
- Published applications
- 4
- Assignees
- 8
- Inventors
- 16
- Latest grant
- 10 Dec 2013
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 1 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 1 |
| 2006 | 2 | 0 |
| 2007 | 0 | 0 |
| 2008 | 1 | 0 |
| 2009 | 0 | 0 |
| 2010 | 1 | 1 |
| 2011 | 0 | 1 |
| 2012 | 0 | 0 |
| 2013 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Method and apparatus for signal acquisition in OFDM receivers10 Dec 2013US 8,605,843 B2
- Method and subscriber unit for performing power control27 Apr 2010US 7,706,332 B2InterDigital Technology Corporation
- Audio processing arrangement with multiple sources18 Nov 2008US 7,454,023 B1Koninklijke Philips Electronics N. V.
- Audio processing arrangement with multiple sources5 Dec 2006US 7,146,012 B1Koninklijke Philips Electronics N. V.
- System for using rapid acquisition spreading codes for spread-spectrum communications28 Mar 2006US 7,020,111 B2InterDigital Technology Corporation
- Method and apparatus for signal acquisition in ofdm receivers1 Dec 2011US 2011/0293040 A1
- System for using rapid acquisition spreading codes for spread-spectrum communications24 Jun 2010US 2010/0157950 A1InterDigital Technology Corporation
- System for using rapid acquisition spreading codes for spread-spectrum communications1 Dec 2005US 2005/0265430 A1InterDigital Technology Corporation
- System for using rapid acquisition spreading codes for spread-spectrum communications21 Feb 2002US 2002/0021686 A1InterDigital Technology Corporation
Most cited
By later US patents
- Tap-weight controller for adaptive matched filter receiver126US 5,353,306 ANEC Corporation · 1994
- Heart pacemaker with improved detection of electrical signals101US 5,683,425 APacesetter, Inc. · 1997
- Fully adaptive modem receiver using whitening matched filtering78US 5,031,195 AInternational Business Machines Corporation · 1991
- Adaptive matched filter72US 4,882,668 AGeneral Dynamics, Pomona Division · 1989
- System for using rapid acquisition spreading codes for spread-spectrum communications46US 7,020,111 B2InterDigital Technology Corporation · 2006