G11B 20/1411
Conversion to or from pulse width coding
Official title: {conversion to or from pulse width coding}
G11B20/1411 (Conversion to or from pulse width coding) appears on 21 US grants and 3 published applications in this corpus.
Search patents in G11B- Granted patents
- 21
- Published applications
- 3
- Assignees
- 17
- Inventors
- 30
- Latest grant
- 30 Mar 2021
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 4 | 0 |
| 1978 | 1 | 0 |
| 1979 | 1 | 0 |
| 1980 | 2 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 2 | 0 |
| 1984 | 1 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 2 | 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 | 1 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 1 |
| 2007 | 0 | 0 |
| 2008 | 1 | 0 |
| 2009 | 0 | 1 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 0 |
| 2018 | 0 | 0 |
| 2019 | 0 | 0 |
| 2020 | 0 | 1 |
| 2021 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Signal processing apparatus, signal processing method, and program30 Mar 2021US 10,965,307 B2Sony Corporation
- Multi-dimensional coding for high-density storage media applications15 Apr 2008US 7,359,303 B2Thomson Licensing
- Digital signal modulation system10 Aug 2004US 6,775,324 B1Thomson Licensing
- High density data compression encode/decode circuit apparatus and method of using in local area networks26 Sep 1995US 5,453,742 A
- Duty discriminating circuit22 Aug 1995US 5,444,403 AKabushiki Kaisha Toshiba
- Signal processing apparatus, signal processing method, and program3 Dec 2020US 2020/0382130 A1Sony Corporation
- Optical recording apparatus20 Aug 2009US 2009/0207707 A1Koninklijke Philips Electronics N. V.
- Multi-dimensional coding for high-density storage media applications9 Mar 2006US 2006/0050427 A1Thomson Licensing
Most cited
By later US patents
- Magnetic tape pulse width to digital convertor114US 3,996,586 AThe United States of America as represented by the Secretary of the Navy · 1976
- Method and apparatus for storing data on magnetic or optical media32US 4,635,141 AUnited States Design Corporation · 1987
- Binary digit or bit restoration circuit29US 4,382,298 AGeneral Electric Company · 1983
- Digital signal modulation system27US 6,775,324 B1Thomson Licensing · 2004
- Control apparatus for a recording medium drive motor in a digital information reproducing apparatus26US 4,423,498 AHitachi, Ltd. · 1983