H04H 20/18
Arrangements for synchronising broadcast or distribution via plural systems
H04H20/18 (Arrangements for synchronising broadcast or distribution via plural systems) appears on 276 US grants and 312 published applications in this corpus.
Search patents in H04H- Granted patents
- 276
- Published applications
- 312
- Assignees
- 149
- Inventors
- 510
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 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 | 2 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 2 | 0 |
| 1997 | 5 | 0 |
| 1998 | 9 | 0 |
| 1999 | 1 | 0 |
| 2000 | 4 | 0 |
| 2001 | 2 | 1 |
| 2002 | 2 | 8 |
| 2003 | 1 | 7 |
| 2004 | 3 | 15 |
| 2005 | 1 | 12 |
| 2006 | 1 | 15 |
| 2007 | 3 | 10 |
| 2008 | 8 | 10 |
| 2009 | 13 | 12 |
| 2010 | 8 | 15 |
| 2011 | 10 | 7 |
| 2012 | 14 | 12 |
| 2013 | 11 | 11 |
| 2014 | 12 | 17 |
| 2015 | 10 | 12 |
| 2016 | 10 | 18 |
| 2017 | 14 | 23 |
| 2018 | 15 | 23 |
| 2019 | 20 | 24 |
| 2020 | 29 | 16 |
| 2021 | 23 | 11 |
| 2022 | 15 | 7 |
| 2023 | 10 | 10 |
| 2024 | 4 | 7 |
| 2025 | 10 | 8 |
| 2026 | 2 | 1 |
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
- Communication method, electronic device, and system for cross-device switching of multimedia content playback12 May 2026US 12,627,387 B2Huawei Technologies Co., Ltd.
- System for ingesting alternative video and/or audio media synchronized with the display of video and audio content of linear origin, and related implementation method11 Nov 2025US 12,470,772 B2Mirakulo Software Ltda
- Augmenting content for over-the-air broadcast radio (AM or FM) in connected radio and/or on mobile applications synchronized with over-the-air broadcast radio9 Sep 2025US 12,413,323 B1
- Methods and devices for inserting an event into a transport flow, for monitoring, managing and receiving the transport flow, and computer program all corresponding thereto26 Aug 2025US 12,401,839 B2Enensys Technologies
- Dynamic broadcast isochronous group configuration modification based on media state8 Oct 2026US 2026/0312709 A1Google Inc.
- Wireless Audio Data Transmission Method and Related Devices27 Nov 2025US 2025/0365085 A1Zgmicro Wuxi Corporation
- Transmission device, transmission method, reception device, and reception method16 Oct 2025US 2025/0324440 A1Sony Group Corporation
- Electronic device, method, and non-transitory computer-readable storage medium for handover of audio service4 Sep 2025US 2025/0279840 A1Samsung Electronics Co., Ltd.
- Playback Device Base21 Aug 2025US 2025/0267413 A1Sonos, Inc.
Most cited
By later US patents
- Apparatus and method of automatically accessing on-line services in response to broadcast of on-line addresses479US 5,905,865 AWeb Pager, Inc. · 1999
- Shared use video processing systems for distributing program signals from multiplexed digitized information signals405US 5,784,683 ABell Atlantic Network Services, Inc. · 1998
- Using the electronic program guide to synchronize interactivity with broadcast programs378US 7,028,327 B1Wink Communication · 2006
- Simulcasting digital video programs for broadcast and interactive services353US 5,729,549 ABell Atlantic Network Services, Inc. · 1998
- Simulcasting digital video programs for broadcast and interactive services337US 5,822,324 ABell Atlantic Network Services, Inc. · 1998