H04N 5/9267
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}
H04N5/9267 (Using time division multiplex of the pcm audio and pcm video signals) appears on 257 US grants and 47 published applications in this corpus.
Search patents in H04N- Granted patents
- 257
- Published applications
- 47
- Assignees
- 60
- Inventors
- 369
- Latest grant
- 17 Oct 2023
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1979 | 1 | 0 |
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| 1982 | 2 | 0 |
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| 1984 | 3 | 0 |
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| 1986 | 2 | 0 |
| 1987 | 5 | 0 |
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| 1993 | 5 | 0 |
| 1994 | 13 | 0 |
| 1995 | 15 | 0 |
| 1996 | 22 | 0 |
| 1997 | 28 | 0 |
| 1998 | 41 | 0 |
| 1999 | 26 | 0 |
| 2000 | 18 | 0 |
| 2001 | 11 | 7 |
| 2002 | 7 | 6 |
| 2003 | 9 | 7 |
| 2004 | 8 | 7 |
| 2005 | 1 | 3 |
| 2006 | 4 | 2 |
| 2007 | 2 | 2 |
| 2008 | 2 | 6 |
| 2009 | 3 | 0 |
| 2010 | 4 | 0 |
| 2011 | 1 | 3 |
| 2012 | 2 | 0 |
| 2013 | 3 | 0 |
| 2014 | 1 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 0 |
| 2018 | 0 | 1 |
| 2019 | 1 | 0 |
| 2020 | 0 | 1 |
| 2021 | 2 | 1 |
| 2022 | 0 | 1 |
| 2023 | 1 | 0 |
By publication year. Applications have been published since 2001.
Subgroups
Granted patents
Recent patents
- Video transmitting circuit and signal delay compensation method thereof17 Oct 2023US 11,792,358 B2ALi Corporation
- Lip synchronization of audio and video signals for broadcast transmission12 Oct 2021US 11,146,611 B2Huawei Technologies Co., Ltd.
- Pulse code modulation (PCM) data-marking29 Jun 2021US 11,050,971 B2Cirrus Logic, Inc.
- Pulse code modulation (PCM) data-marking31 Dec 2019US 10,522,155 B2Cirrus Logic, Inc.
- Storage medium for storing text-based subtitle data including style information, and reproducing apparatus and method for reproducing text-based subtitle data including style information28 Oct 2014US 8,873,931 B2Samsung Electronics Co., Ltd.
- Video transmitting circuit and signal delay compensation method thereof10 Feb 2022US 2022/0046204 A1ALi Corporation
- Pulse code modulation (pcm) data-marking1 Apr 2021US 2021/0099667 A1Cirrus Logic International Semiconductor Ltd.
- Multi-device lip synchronization method and device26 Mar 2020US 2020/0099734 A1Huawei Technologies Co., Ltd.
- Pulse code modulation (pcm) data-marking23 Aug 2018US 2018/0240464 A1Cirrus Logic International Semiconductor Ltd.
- Audio and video recording and reproduction apparatus for reproducing audio signals having different volume levels7 Jul 2011US 2011/0164763 A1Panasonic Corporation
Most cited
By later US patents
- System and method for controlling play of multiple audio tracks of a software carrier279US 5,469,370 ATime Warner Entertainment Co., L. P. · 1995
- Method and an optical disc for generating a bitstream containing a plurality of video objects including video and audio data176US 5,884,004 AMatsushita Electric Industrial Co., Ltd. · 1999
- Audio data playback clock signal generating apparatus for use in digital VCR161US 6,108,485 ADaewoo Electronics Co., Ltd. · 2000
- Image signal recording apparatus capable of recording compressed image data together with audio data158US 5,032,927 AFuji Photo Film Co., Ltd. · 1991
- Method for recording and reproducing video format signal149US 4,680,647 APioneer Electronic Corporation · 1987