H04N 21/2401
Monitoring of the client buffer
Official title: {Monitoring of the client buffer}
H04N21/2401 (Monitoring of the client buffer) appears on 416 US grants and 455 published applications in this corpus.
Search patents in H04N- Granted patents
- 416
- Published applications
- 455
- Assignees
- 221
- Inventors
- 792
- Latest grant
- 22 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 2 | 0 |
| 1998 | 5 | 0 |
| 1999 | 3 | 0 |
| 2000 | 6 | 0 |
| 2001 | 2 | 3 |
| 2002 | 10 | 9 |
| 2003 | 4 | 3 |
| 2004 | 3 | 12 |
| 2005 | 5 | 9 |
| 2006 | 3 | 16 |
| 2007 | 4 | 9 |
| 2008 | 8 | 13 |
| 2009 | 9 | 12 |
| 2010 | 10 | 8 |
| 2011 | 10 | 27 |
| 2012 | 8 | 10 |
| 2013 | 14 | 20 |
| 2014 | 24 | 47 |
| 2015 | 22 | 26 |
| 2016 | 31 | 26 |
| 2017 | 26 | 18 |
| 2018 | 24 | 21 |
| 2019 | 24 | 24 |
| 2020 | 31 | 26 |
| 2021 | 25 | 31 |
| 2022 | 24 | 21 |
| 2023 | 26 | 21 |
| 2024 | 25 | 22 |
| 2025 | 15 | 15 |
| 2026 | 10 | 6 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Machine learning for adaptive bitrate selection22 Sep 2026US 12,744,953 B2Roku, Inc.
- Method of measuring network jitter18 Aug 2026US 12,712,796 B2ARRIS Enterprises LLC
- Methods and systems for content control11 Aug 2026US 12,707,108 B2Adeia Media Holdings LLC
- Issue reporting by a receiving device14 Jul 2026US 12,684,198 B2DISH Network L.L.C.
- System and method of altering real time audio and video streams7 Jul 2026US 12,677,012 B2
- Issue reporting by a receiving device1 Oct 2026US 2026/0303907 A1DISH Network L.L.C.
- Cloud Media Player20 Aug 2026US 2026/0246988 A1Synamedia Limited
- Method and device for video caching, device and storage medium2 Jul 2026US 2026/0189748 A1Beijing Bytedance Network Technology Co., Ltd.
- Video downloading method and apparatus, device, medium, and program product2 Jul 2026US 2026/0189758 A1Beijing Zitiao Network Technology Co., Ltd.
- Selectively Prioritizing Video Stream Traffic Using A Predicted Buffer Health In A Satellite Network2 Apr 2026US 2026/0095495 A1Hughes Network Systems, LLC
Most cited
By later US patents
- Method and apparatus for modifying encoded digital video for improved channel utilization405US 5,956,088 AImedia Corporation · 1999
- Multimedia networked system detecting congestion by monitoring buffers' threshold and compensating by reducing video transmittal rate then reducing audio playback rate352US 5,822,537 AAT&T Corp. · 1998
- Methods and systems to fast fill media players337US 6,801,964 B1Novell, Inc. · 2004
- System and methods for buffering of real-time data streams252US 8,499,059 B2Rovi Solutions Corporation · 2013
- Method for connection acceptance and rapid determination of optimal multi-media content delivery over network250US 6,850,965 B22005