H04N 21/8543
Using a description language
Official title: using a description language, e.g. Multimedia and Hypermedia information coding Expert Group [MHEG], eXtensible Markup Language [XML] {(information retrieval of semistructured data, the underlying structure being taken into account, e.g. mark-up language structure data G06F16/80)}
H04N21/8543 (Using a description language) appears on 930 US grants and 1,299 published applications in this corpus.
Search patents in H04N- Granted patents
- 930
- Published applications
- 1,299
- Assignees
- 374
- Inventors
- 1,973
- Latest grant
- 15 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1997 | 1 | 0 |
| 1998 | 0 | 0 |
| 1999 | 2 | 0 |
| 2000 | 7 | 0 |
| 2001 | 8 | 14 |
| 2002 | 7 | 71 |
| 2003 | 7 | 62 |
| 2004 | 10 | 78 |
| 2005 | 11 | 43 |
| 2006 | 23 | 58 |
| 2007 | 26 | 66 |
| 2008 | 29 | 65 |
| 2009 | 25 | 61 |
| 2010 | 40 | 49 |
| 2011 | 35 | 43 |
| 2012 | 47 | 51 |
| 2013 | 44 | 66 |
| 2014 | 76 | 78 |
| 2015 | 58 | 59 |
| 2016 | 64 | 74 |
| 2017 | 58 | 68 |
| 2018 | 56 | 52 |
| 2019 | 71 | 57 |
| 2020 | 54 | 34 |
| 2021 | 51 | 43 |
| 2022 | 29 | 32 |
| 2023 | 35 | 27 |
| 2024 | 27 | 17 |
| 2025 | 20 | 15 |
| 2026 | 9 | 16 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Systems and methods for performing adaptive bitrate streaming15 Sep 2026US 12,739,430 B2Divx, LLC
- System and method for generating dynamic videos based on html code of visited sections of a website2 Jun 2026US 12,645,473 B2Bank of America Corporation
- Carriage and signaling of neural network representations5 May 2026US 12,621,519 B2Nokia Technologies Oy
- Method for signaling haptic information for dash selection process by using initialization segments7 Apr 2026US 12,598,362 B2Tencent America LLC
- Transporting HEIF-formatted images over real-time transport protocol17 Mar 2026US 12,581,098 B2QUALCOMM Incorporated
- Media generating system and method for script augmentation with feedback27 Aug 2026US 2026/0252218 A1Sceneplay, Inc.
- Media generating system and method for virtual production compositing20 Aug 2026US 2026/0244317 A1Sceneplay, Inc.
- System and method for generating dynamic videos based on HTML code of visited sections of a website16 Jul 2026US 2026/0203085 A1Bank of America Corporation
- Adaptive subtitle color management engine18 Jun 2026US 2026/0172641 A1eBay Inc.
- Dynamic content delivery network switching method4 Jun 2026US 2026/0156311 A1Wise Point Solutions Technology Ltd.
Most cited
By later US patents
- Interactive entertainment system for presenting supplemental interactive content together with continuous video programs1,213US 6,240,555 B1Microsoft Corporation · 2001
- Audio program player including a dynamic program selection controller776US 6,199,076 B12001
- Audiovisual information management system435US 6,236,395 B1Sharp Laboratories of America, Inc. · 2001
- Network distribution and management of interactive video and multi-media containers385US 6,573,907 B1Obvious Technology, Inc. · 2003
- Method and apparatus for browsing using multiple coordinated device sets369US 7,899,915 B22011