H04N 21/23614
Multiplexing of additional data and video streams
Official title: {Multiplexing of additional data and video streams (arrangements for simultaneous broadcast of plural pieces of information H04H20/28)}
H04N21/23614 (Multiplexing of additional data and video streams) appears on 2,109 US grants and 2,407 published applications in this corpus.
Search patents in H04N- Granted patents
- 2,109
- Published applications
- 2,407
- Assignees
- 574
- Inventors
- 2,960
- Latest grant
- 8 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 2 | 0 |
| 1994 | 4 | 0 |
| 1995 | 13 | 0 |
| 1996 | 12 | 0 |
| 1997 | 16 | 0 |
| 1998 | 21 | 0 |
| 1999 | 20 | 0 |
| 2000 | 18 | 0 |
| 2001 | 21 | 22 |
| 2002 | 26 | 81 |
| 2003 | 33 | 77 |
| 2004 | 34 | 106 |
| 2005 | 26 | 91 |
| 2006 | 66 | 99 |
| 2007 | 35 | 93 |
| 2008 | 44 | 103 |
| 2009 | 59 | 114 |
| 2010 | 88 | 115 |
| 2011 | 99 | 84 |
| 2012 | 103 | 110 |
| 2013 | 124 | 137 |
| 2014 | 168 | 146 |
| 2015 | 153 | 167 |
| 2016 | 120 | 143 |
| 2017 | 114 | 81 |
| 2018 | 102 | 90 |
| 2019 | 81 | 85 |
| 2020 | 115 | 90 |
| 2021 | 78 | 96 |
| 2022 | 94 | 74 |
| 2023 | 73 | 73 |
| 2024 | 72 | 62 |
| 2025 | 53 | 44 |
| 2026 | 20 | 24 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Techniques for transmitting media using a data transport format8 Sep 2026US 12,732,651 B2Netflix, Inc.
- Media session orchestrator25 Aug 2026US 12,719,939 B1Amazon Technologes, Inc.
- Virtual set top18 Aug 2026US 12,713,105 B2Synamedia Limited
- Linear interactive television data insertion11 Aug 2026US 12,707,112 B2Comcast Cable Communications, LLC
- Method and system for streaming with rewards tracking and arcade content4 Aug 2026US 12,701,299 B2DISH Network Technologies India Private Limited
- User-defined content streaming24 Sep 2026US 2026/0292280 A1Comcast Cable Communications, LLC
- Custom media overlay system17 Sep 2026US 2026/0281475 A1Snap Inc.
- Transmitting method, receiving method, transmitting device and receiving device17 Sep 2026US 2026/0281476 A1Panasonic Intellectual Property Corporation of America
- Methods, devices, and computer program for improving encapsulation of encoded volumetric data sub-bitstreams in a single entity6 Aug 2026US 2026/0230660 A1
- Extended metadata blocks in media transport frames6 Aug 2026US 2026/0230661 A1Netflix, Inc.
Most cited
By later US patents
- Steganographic method and device844US 5,613,004 ADice Corporation · 1997
- Downloading operating system software through a broadcast channel820US 5,666,293 ABell Atlantic Network Services, Inc. · 1997
- Method and system for automatically tracking a zoomed video image730US 5,610,653 A1997
- Method and apparatus for multiplexing separately-authored metadata for insertion into a video data stream689US 6,357,042 B22002
- Interactive entertainment and information system using television set-top box650US 6,317,885 B1Microsoft Corporation · 2001