H03D 3/248
With means for eliminating interfering signals
Official title: {with means for eliminating interfering signals, e.g. by multiple phase locked loops (multiple loops in general H03L7/07, H03L7/22)}
H03D3/248 (With means for eliminating interfering signals) appears on 18 US grants and 5 published applications in this corpus.
Search patents in H03D- Granted patents
- 18
- Published applications
- 5
- Assignees
- 8
- Inventors
- 9
- Latest grant
- 29 Oct 2024
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 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 2 | 0 |
| 1997 | 1 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 1 | 0 |
| 2002 | 0 | 1 |
| 2003 | 1 | 1 |
| 2004 | 1 | 1 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 1 | 0 |
| 2008 | 0 | 1 |
| 2009 | 1 | 1 |
| 2010 | 0 | 0 |
| 2011 | 2 | 0 |
| 2012 | 1 | 0 |
| 2013 | 0 | 0 |
| 2014 | 1 | 0 |
| 2015 | 1 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 0 |
| 2018 | 0 | 0 |
| 2019 | 0 | 0 |
| 2020 | 0 | 0 |
| 2021 | 0 | 0 |
| 2022 | 0 | 0 |
| 2023 | 0 | 0 |
| 2024 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- System and method for phase locked loop (PLL) based removal of modulated interference29 Oct 2024US 12,132,446 B1Rockwell Collins, Inc.
- Method and apparatus for controlling clocking of transceivers in a multi-port networking device12 May 2015US 9,031,181 B1Marvell International Ltd.
- System and method for reducing electromagnetic interference and ground bounce in an information communication system by controlling phase of clock signals among a plurality of information communication devices7 Jan 2014US 8,625,728 B1Marvell International Ltd.
- System and method for reducing electromagnetic interference and ground bounce in an information communication system by controlling phase of clock signals among a plurality of information communication devices1 May 2012US 8,170,167 B1Marvell International Ltd.
- System and method for reducing electromagnetic interference and ground bounce in an information communication system by controlling phase of clock signals among a plurality of information communication devices8 Mar 2011US 7,903,777 B1Marvell International Ltd.
- Carrier phase synchronization system for improved amplitude modulation and television broadcast reception3 Dec 2009US 2009/0296856 A1UT-Battelle, LLC
- Carrier phase synchronization system for improved amplitude modulation and television broadcast reception10 Jan 2008US 2008/0008285 A1UT-Battelle, LLC
- Phase locked loop demodulator and demodulation method using feed-forward tracking error compensation24 Jun 2004US 2004/0119548 A1Agilent Technologies, Inc.
- Synchronizing carrier frequences of co-channel amplitude-modulated broadcast19 Jun 2003US 2003/0112907 A1UT-Battelle, LLC
- Carrier-frequency synchronization system for improved amplitude modulation and television broadcast reception21 Nov 2002US 2002/0172313 A1UT-Battelle, LLC
Most cited
By later US patents
- Phase lock loop multitone interference canceling system199US 4,027,264 AThe United States of America as represented by the Secretary of the Army · 1977
- Multiple reuse of an FM band195US 4,992,747 A1991
- Multiple reuse of an FM band186US 4,859,958 A1989
- Method and apparatus for the cancellation of interference in electrical systems185US 5,541,959 A1996
- Combined angle demodulator and digitizer141US 5,369,404 AThe Regents of the University of California · 1994