H04N 9/8707
Using a demodulator and a remodulator
Official title: {using a demodulator and a remodulator, e.g. for standard conversion}
H04N9/8707 (Using a demodulator and a remodulator) appears on 33 US grants and 11 published applications in this corpus.
Search patents in H04N- Granted patents
- 33
- Published applications
- 11
- Assignees
- 18
- Inventors
- 50
- Latest grant
- 29 Dec 2020
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 2 | 0 |
| 1978 | 2 | 0 |
| 1979 | 1 | 0 |
| 1980 | 1 | 0 |
| 1981 | 2 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 2 | 0 |
| 1985 | 3 | 0 |
| 1986 | 3 | 0 |
| 1987 | 0 | 0 |
| 1988 | 1 | 0 |
| 1989 | 1 | 0 |
| 1990 | 1 | 0 |
| 1991 | 2 | 0 |
| 1992 | 1 | 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 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 2 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 1 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 3 | 3 |
| 2015 | 1 | 0 |
| 2016 | 1 | 2 |
| 2017 | 2 | 0 |
| 2018 | 0 | 1 |
| 2019 | 1 | 1 |
| 2020 | 1 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
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- Reproduction device, reproduction method, and recording medium8 Aug 2019US 2019/0246086 A1Sony Corporation
- Reproduction device, reproduction method, and recording medium1 Feb 2018US 2018/0035093 A1Sony Corporation
- Reproduction device, reproduction method, and recording medium30 Jun 2016US 2016/0191883 A1Sony Corporation
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Most cited
By later US patents
- Television signal standards conversion using a helical scan VTR104US 4,500,930 ARCA Corporation · 1985
- Color signal encoding methods and apparatus for video recording and playback19US 4,123,774 ABASF SE · 1978
- Method of reproducing a chrominance signal from a previously low-range-converted chrominance signal using comb filtering and sampling19US 4,754,340 AMatsushita Electric Industrial Co., Ltd. · 1988
- Video decoder adapted to compensate for time variations between successive horizontal/vertical synchronization pulses10US 5,784,120 AAnalog Devices, Inc. · 1998
- Reproduction device, reproduction method, and recording medium10US 9,706,184 B2Sony Corporation · 2017