H04N 21/24
Monitoring of processes or resources
Official title: Monitoring of processes or resources, e.g. monitoring of server load, available bandwidth, upstream requests {(monitoring of server performance or load G06F11/34; arrangements for observation, testing or troubleshooting for broadcast or for distribution combined with broadcast H04H20/12)}
H04N21/24 (Monitoring of processes or resources) appears on 5,428 US grants and 6,217 published applications in this corpus.
Search patents in H04N- Granted patents
- 5,428
- Published applications
- 6,217
- Assignees
- 1,382
- Inventors
- 8,709
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1987 | 2 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 2 | 0 |
| 1993 | 1 | 0 |
| 1994 | 2 | 0 |
| 1995 | 2 | 0 |
| 1996 | 6 | 0 |
| 1997 | 4 | 0 |
| 1998 | 16 | 0 |
| 1999 | 22 | 0 |
| 2000 | 28 | 0 |
| 2001 | 30 | 33 |
| 2002 | 45 | 138 |
| 2003 | 40 | 93 |
| 2004 | 34 | 140 |
| 2005 | 39 | 131 |
| 2006 | 77 | 121 |
| 2007 | 54 | 213 |
| 2008 | 85 | 186 |
| 2009 | 98 | 197 |
| 2010 | 132 | 165 |
| 2011 | 152 | 226 |
| 2012 | 158 | 215 |
| 2013 | 205 | 265 |
| 2014 | 312 | 424 |
| 2015 | 328 | 355 |
| 2016 | 347 | 336 |
| 2017 | 383 | 335 |
| 2018 | 315 | 291 |
| 2019 | 335 | 319 |
| 2020 | 372 | 343 |
| 2021 | 383 | 372 |
| 2022 | 355 | 355 |
| 2023 | 363 | 340 |
| 2024 | 302 | 277 |
| 2025 | 278 | 216 |
| 2026 | 120 | 131 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- H04N 21/2402Monitoring of the downstream path of the transmission network2,287
- H04N 21/2407Monitoring of transmitted content1,481
- H04N 21/2408Monitoring of the upstream path of the transmission network705
- H04N 21/2401Monitoring of the client buffer416
- H04N 21/2405Monitoring of the internal components or processes of the server321
- H04N 21/2404Monitoring of server processing errors or hardware failure312
Recent patents
- Method and system for video quality monitoring6 Oct 2026US 12,756,880 B2Comcast Cable Communications, LLC
- Context-dependent in-call video codec switching29 Sep 2026US 12,750,251 B2Google Inc.
- Reducing signature matching uncertainty in media monitoring systems29 Sep 2026US 12,750,539 B2The Nielsen Company (US), LLC
- Adaptive bitrate ladder optimization for live video streaming29 Sep 2026US 12,750,545 B2Bitmovin, Inc.
- Machine learning for adaptive bitrate selection22 Sep 2026US 12,744,953 B2Roku, Inc.
- Methods and systems for generating and providing program guides and content8 Oct 2026US 2026/0313179 A1Pluto Inc.
- Video transmission system and method8 Oct 2026US 2026/0313183 A1Zixi, LLC
- Reporting presentation latency data for media streaming1 Oct 2026US 2026/0303888 A1QUALCOMM Incorporated
- Use of Steganographically-Encoded Time Information as Basis to Control Implementation of Dynamic Content Modification1 Oct 2026US 2026/0303902 A1The Nielsen Company (US), LLC
- Issue reporting by a receiving device1 Oct 2026US 2026/0303907 A1DISH Network L.L.C.
Most cited
By later US patents
- Computer system and process for transferring multiple high bandwidth streams of data between multiple storage units and multiple applications in a scalable and reliable manner1,970US 6,374,336 B1Avid Technology, Inc. · 2002
- Computer system and process for transferring streams of data between multiple storage units and multiple applications in a scalable and reliable manner1,737US 6,449,688 B1Avid Technology, Inc. · 2002
- Computer system and process for transferring streams of data between multiple storage units and multiple applications in a scalable and reliable manner1,529US 6,785,768 B2Avid Technology, Inc. · 2004
- Computer system and process for transferring multiple high bandwidth streams of data between multiple storage units and multiple applications in a scalable and reliable manner1,489US 6,415,373 B1Avid Technology, Inc. · 2002
- Computer system and process for transferring multiple high bandwidth streams of data between multiple storage units and multiple applications in a scalable and reliable manner1,446US 7,111,115 B2Avid Technology, Inc. · 2006