H04N 9/8063
Using time division multiplex of the pcm audio and pcm video signals
Official title: {using time division multiplex of the PCM audio and PCM video signals}
H04N9/8063 (Using time division multiplex of the pcm audio and pcm video signals) appears on 2,194 US grants and 2,077 published applications in this corpus.
Search patents in H04N- Granted patents
- 2,194
- Published applications
- 2,077
- Assignees
- 229
- Inventors
- 1,923
- Latest grant
- 5 May 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 0 |
| 1979 | 2 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 1 | 0 |
| 1986 | 3 | 0 |
| 1987 | 7 | 0 |
| 1988 | 2 | 0 |
| 1989 | 1 | 0 |
| 1990 | 3 | 0 |
| 1991 | 2 | 0 |
| 1992 | 5 | 0 |
| 1993 | 4 | 0 |
| 1994 | 3 | 0 |
| 1995 | 13 | 0 |
| 1996 | 22 | 0 |
| 1997 | 44 | 0 |
| 1998 | 80 | 0 |
| 1999 | 58 | 0 |
| 2000 | 80 | 0 |
| 2001 | 83 | 82 |
| 2002 | 108 | 177 |
| 2003 | 96 | 111 |
| 2004 | 94 | 167 |
| 2005 | 48 | 173 |
| 2006 | 108 | 280 |
| 2007 | 125 | 259 |
| 2008 | 132 | 154 |
| 2009 | 144 | 172 |
| 2010 | 143 | 109 |
| 2011 | 264 | 213 |
| 2012 | 174 | 58 |
| 2013 | 174 | 31 |
| 2014 | 63 | 37 |
| 2015 | 43 | 14 |
| 2016 | 18 | 12 |
| 2017 | 15 | 7 |
| 2018 | 12 | 10 |
| 2019 | 7 | 4 |
| 2020 | 6 | 1 |
| 2021 | 0 | 0 |
| 2022 | 1 | 1 |
| 2023 | 0 | 1 |
| 2024 | 1 | 0 |
| 2025 | 0 | 3 |
| 2026 | 2 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Information recording/reproducing apparatus5 May 2026US 12,620,417 B2Maxell, Ltd.
- Information recording/reproducing apparatus5 May 2026US 12,620,418 B2Maxell, Ltd.
- Information recording/reproducing apparatus29 Oct 2024US 12,131,753 B2Maxell, Ltd.
- Information recording/reproducing apparatus27 Sep 2022US 11,456,018 B2Maxell, Ltd.
- Information recording/reproducing apparatus16 Jun 2020US 10,685,681 B2Maxell, Ltd.
- Information recording/reproducing apparatus20 Aug 2026US 2026/0245590 A1Maxell, Ltd.
- Signal processing apparatus, control method for signal processing apparatus, and recording medium17 Jul 2025US 2025/0233969 A1Canon Kabushiki Kaisha
- Information recording/reproducing apparatus6 Feb 2025US 2025/0046345 A1Maxell, Ltd.
- Information recording/reproducing apparatus6 Feb 2025US 2025/0046346 A1Maxell, Ltd.
- Illumination control device, method and non-transitory computer readable medium storing illumination control program28 Sep 2023US 2023/0308617 A1Roland Corporation
Most cited
By later US patents
- Multimedia time warping system1,079US 6,233,389 B1TiVo Inc. · 2001
- Optical disc having an area storing original and user chain information specifying at least part of a video object stored on the disc, and a computer program and recording apparatus for recording and editing the chain information540US 6,181,870 B2Matushita Electric Industrial Co., Ltd. · 2001
- Program information broadcasting method program information display method, and receiving device531US 5,686,954 ASony Corporation · 1997
- Television viewer interface system430US 6,757,906 B1TiVo Inc. · 2004
- Multimedia schedule presentation system423US 6,642,939 B1TiVo Inc. · 2003