H04N 21/2402
Monitoring of the downstream path of the transmission network
Official title: {Monitoring of the downstream path of the transmission network, e.g. bandwidth available (traffic monitoring in data switching networks H04L43/00; monitoring data switching networks utilization H04L43/0876)}
H04N21/2402 (Monitoring of the downstream path of the transmission network) appears on 2,287 US grants and 2,687 published applications in this corpus.
Search patents in H04N- Granted patents
- 2,287
- Published applications
- 2,687
- Assignees
- 777
- Inventors
- 4,268
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 3 | 0 |
| 1997 | 2 | 0 |
| 1998 | 3 | 0 |
| 1999 | 9 | 0 |
| 2000 | 16 | 0 |
| 2001 | 17 | 13 |
| 2002 | 26 | 81 |
| 2003 | 28 | 41 |
| 2004 | 20 | 39 |
| 2005 | 16 | 52 |
| 2006 | 35 | 51 |
| 2007 | 17 | 110 |
| 2008 | 53 | 112 |
| 2009 | 45 | 107 |
| 2010 | 58 | 91 |
| 2011 | 62 | 101 |
| 2012 | 77 | 103 |
| 2013 | 91 | 107 |
| 2014 | 120 | 126 |
| 2015 | 124 | 163 |
| 2016 | 136 | 150 |
| 2017 | 142 | 131 |
| 2018 | 138 | 134 |
| 2019 | 137 | 148 |
| 2020 | 157 | 147 |
| 2021 | 166 | 155 |
| 2022 | 139 | 143 |
| 2023 | 156 | 134 |
| 2024 | 121 | 104 |
| 2025 | 117 | 90 |
| 2026 | 54 | 54 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Context-dependent in-call video codec switching29 Sep 2026US 12,750,251 B2Google Inc.
- Adaptive bitrate ladder optimization for live video streaming29 Sep 2026US 12,750,545 B2Bitmovin, Inc.
- Use of steganographically-encoded time information as basis to control implementation of dynamic content modification22 Sep 2026US 12,744,963 B2The Nielsen Company (US), LLC
- Systems and methods for network selection for adaptive video streaming15 Sep 2026US 12,739,451 B2Adela Media Holdings Inc.
- Method and apparatus for dynamically streaming high resolution video by using geometry information within video15 Sep 2026US 12,739,455 B2Electronics and Telecommunications Research Institute
- Video transmission system and method8 Oct 2026US 2026/0313183 A1Zixi, LLC
- Use of Steganographically-Encoded Time Information as Basis to Control Implementation of Dynamic Content Modification1 Oct 2026US 2026/0303902 A1The Nielsen Company (US), LLC
- Methods and systems for streaming content24 Sep 2026US 2026/0292010 A1Comcast Cable Communications, LLC
- Systems and methods for just-in-time encoding including cloud-based reproducible content17 Sep 2026US 2026/0281473 A1
- Modifying resource consumption of an application based on predicted buffering of media content item segments17 Sep 2026US 2026/0281483 A1Adeia Guides Inc.
Most cited
By later US patents
- System and method for delivery of video data over a computer network1,423US 5,956,716 AIntervu, Inc. · 1999
- System for adaptive video/audio transport over a network627US 6,014,694 ACitrix Systems, Inc. · 2000
- Headend cherrypicker multiplexer with switched front end571US 7,039,048 B1Terayon Communication Systems, Inc. · 2006
- System and method for optimized storage and retrieval of data on a distributed computer network462US 6,003,030 AIntervu, Inc. · 1999
- Method and apparatus that provides a scalable media delivery system449US 5,953,506 AAdaptive Media Technologies · 1999