H04N 21/8547
Involving timestamps for synchronizing content
Official title: involving timestamps for synchronizing content
H04N21/8547 (Involving timestamps for synchronizing content) appears on 2,059 US grants and 2,453 published applications in this corpus.
Search patents in H04N- Granted patents
- 2,059
- Published applications
- 2,453
- Assignees
- 808
- Inventors
- 4,127
- Latest grant
- 6 Oct 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 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 5 | 0 |
| 1997 | 2 | 0 |
| 1998 | 6 | 0 |
| 1999 | 5 | 0 |
| 2000 | 11 | 0 |
| 2001 | 22 | 13 |
| 2002 | 13 | 47 |
| 2003 | 17 | 31 |
| 2004 | 21 | 54 |
| 2005 | 14 | 30 |
| 2006 | 21 | 46 |
| 2007 | 30 | 29 |
| 2008 | 18 | 39 |
| 2009 | 23 | 57 |
| 2010 | 32 | 44 |
| 2011 | 33 | 40 |
| 2012 | 37 | 50 |
| 2013 | 46 | 91 |
| 2014 | 80 | 135 |
| 2015 | 94 | 145 |
| 2016 | 112 | 153 |
| 2017 | 140 | 169 |
| 2018 | 125 | 142 |
| 2019 | 149 | 163 |
| 2020 | 163 | 170 |
| 2021 | 164 | 187 |
| 2022 | 172 | 168 |
| 2023 | 160 | 140 |
| 2024 | 127 | 135 |
| 2025 | 135 | 102 |
| 2026 | 80 | 73 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Transmitting method, receiving method, transmitting apparatus, and receiving apparatus6 Oct 2026US 12,756,885 B2Panasonic Intellectual Property Corporation of America
- Transmission apparatus, transmission method, reception apparatus, and reception method29 Sep 2026US 12,750,174 B2Sony Corporation
- Reducing signature matching uncertainty in media monitoring systems29 Sep 2026US 12,750,539 B2The Nielsen Company (US), LLC
- Addressable advertisement and programmatically delivered advertisement insertion and playing29 Sep 2026US 12,750,552 B2DISH Network L.L.C.
- Method for delivering an audio and/or video content and transcoding proxy implementing said method22 Sep 2026US 12,744,949 B2Broadpeak
- Generating short videos from live video streams8 Oct 2026US 2026/0313209 A1
- Use of Steganographically-Encoded Time Information as Basis to Control Implementation of Dynamic Content Modification1 Oct 2026US 2026/0303902 A1The Nielsen Company (US), LLC
- System and method for synchronising lighting event among devices24 Sep 2026US 2026/0284521 A1Razer (Asia-Pacific) Pte. Ltd.
- Method and apparatus for synchronizing audio stream and video stream, and device, medium and product24 Sep 2026US 2026/0292288 A1Beijing Zitiao Network Technology Co., Ltd.
- Media and data synchronization and encoding platform17 Sep 2026US 2026/0281519 A1Streaming Global, Inc.
Most cited
By later US patents
- Multimedia time warping system1,079US 6,233,389 B1TiVo Inc. · 2001
- Enhanced video programming system and method for incorporating and displaying retrieved integrated internet information segments887US 5,774,664 AACTV, Inc. · 1998
- Enhanced video programming system and method for incorporating and displaying retrieved integrated internet information segments816US 6,018,768 AACTV, Inc. · 2000
- Enhanced video programming system and method for incorporating and displaying retrieved integrated internet information segments786US 5,778,181 AACTV, Inc. · 1998
- Method and apparatus for multiplexing separately-authored metadata for insertion into a video data stream689US 6,357,042 B22002