H04N 21/4586
Content update operation triggered locally
Official title: {Content update operation triggered locally, e.g. by comparing the version of software modules in a DVB carousel to the version stored locally (deployment, distribution, installation, update of software G06F8/65; error detection or correction of the data by redundancy during software upgrading G06F11/1433; arrangements for updating broadcast information or broadcast-related information H04H60/25)}
H04N21/4586 (Content update operation triggered locally) appears on 583 US grants and 710 published applications in this corpus.
Search patents in H04N- Granted patents
- 583
- Published applications
- 710
- Assignees
- 249
- Inventors
- 1,257
- Latest grant
- 28 Apr 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 6 | 0 |
| 1998 | 6 | 0 |
| 1999 | 5 | 0 |
| 2000 | 2 | 0 |
| 2001 | 6 | 9 |
| 2002 | 8 | 15 |
| 2003 | 8 | 24 |
| 2004 | 12 | 21 |
| 2005 | 6 | 25 |
| 2006 | 16 | 27 |
| 2007 | 11 | 46 |
| 2008 | 11 | 54 |
| 2009 | 12 | 40 |
| 2010 | 33 | 50 |
| 2011 | 30 | 32 |
| 2012 | 32 | 26 |
| 2013 | 41 | 53 |
| 2014 | 44 | 41 |
| 2015 | 60 | 55 |
| 2016 | 37 | 31 |
| 2017 | 35 | 32 |
| 2018 | 26 | 17 |
| 2019 | 23 | 19 |
| 2020 | 27 | 22 |
| 2021 | 20 | 14 |
| 2022 | 15 | 16 |
| 2023 | 15 | 14 |
| 2024 | 17 | 13 |
| 2025 | 14 | 12 |
| 2026 | 3 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Synchronization method and apparatus of playing information, terminal device, and storage medium28 Apr 2026US 12,615,420 B2Beijing Zitiao Network Technology Co., Ltd.
- Display device and operation method thereof7 Apr 2026US 12,598,346 B2LG Electronics Inc.
- Computing system with timing prediction and electronic program guide feature20 Jan 2026US 12,532,048 B2Sports Direct, Inc.
- Setup method of display device30 Dec 2025US 12,513,358 B2Realtek Semiconductor Corp.
- Display apparatus for vehicle11 Nov 2025US 12,466,332 B2LG Electronics Inc.
- Port-connected television upgrader device27 Aug 2026US 2026/0255020 A1Roku, Inc.
- Computing system with timing prediction and electronic program guide feature30 Apr 2026US 2026/0122316 A1Sports Direct, Inc.
- Methods and apparatus to determine additive reach adjustment factors for audience measurement27 Nov 2025US 2025/0365472 A1The Nielsen Company (US), LLC
- Systems and methods for displaying personalized streaming platform event content in near real-time at scale2 Oct 2025US 2025/0310590 A1Netflix, Inc.
- Computing device upgrading system over a wireless network7 Aug 2025US 2025/0254389 A1Roku, Inc.
Most cited
By later US patents
- Downloading operating system software through a broadcast channel820US 5,666,293 ABell Atlantic Network Services, Inc. · 1997
- Personal television channel system738US 6,774,926 B1United Video Properties, Inc. · 2004
- Method and apparatus for providing broadcast information with indexing455US 5,614,940 AIntel Corporation · 1997
- Downloading applications software through a broadcast channel448US 5,978,855 ABell Atlantic Network Services, Inc. · 1999
- Reprogrammable subscriber terminal436US 5,440,632 AScientific-Atlanta, Inc. · 1995