H04N 19/39
Involving multiple description coding [mdc], i.e. with separate layers being structured as
Official title: involving multiple description coding [MDC], i.e. with separate layers being structured as independently decodable descriptions of input picture data
H04N19/39 (Involving multiple description coding [mdc], i.e. with separate layers being structured as) appears on 335 US grants and 329 published applications in this corpus.
Search patents in H04N- Granted patents
- 335
- Published applications
- 329
- Assignees
- 159
- Inventors
- 575
- Latest grant
- 22 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1990 | 1 | 0 |
| 1991 | 1 | 0 |
| 1992 | 2 | 0 |
| 1993 | 2 | 0 |
| 1994 | 9 | 0 |
| 1995 | 3 | 0 |
| 1996 | 7 | 0 |
| 1997 | 7 | 0 |
| 1998 | 8 | 0 |
| 1999 | 18 | 0 |
| 2000 | 7 | 0 |
| 2001 | 7 | 1 |
| 2002 | 6 | 6 |
| 2003 | 7 | 5 |
| 2004 | 4 | 18 |
| 2005 | 4 | 17 |
| 2006 | 6 | 25 |
| 2007 | 6 | 20 |
| 2008 | 4 | 8 |
| 2009 | 11 | 18 |
| 2010 | 10 | 7 |
| 2011 | 13 | 10 |
| 2012 | 14 | 9 |
| 2013 | 9 | 18 |
| 2014 | 18 | 14 |
| 2015 | 12 | 23 |
| 2016 | 13 | 18 |
| 2017 | 18 | 15 |
| 2018 | 11 | 18 |
| 2019 | 21 | 15 |
| 2020 | 21 | 17 |
| 2021 | 12 | 13 |
| 2022 | 9 | 10 |
| 2023 | 9 | 10 |
| 2024 | 13 | 6 |
| 2025 | 8 | 4 |
| 2026 | 4 | 4 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Encoder, decoder, encoding method, and decoding method22 Sep 2026US 12,744,921 B2Panasonic Intellectual Propert Corporation of America
- Decoding a video stream within a browser11 Aug 2026US 12,707,130 B2V-Nova International Limited
- Quantization of residuals in video coding4 Aug 2026US 12,701,231 B2V-Nova International Limited
- Adaptive resolution coding for video coding17 Feb 2026US 12,556,725 B2Koninklijke KPN N. V.
- Apparatus, a method and a computer program for video coding and decoding16 Dec 2025US 12,501,024 B2Nokia Technologies Oy
- Multiple perspective video streaming using gradual decoding refresh13 Aug 2026US 2026/0238804 A1Dolby Laboratories Licensing Corporation
- Multiple description coding using neural fields23 Jul 2026US 2026/0214252 A1Dolby Laboratories Licensing Corporation
- Video coding in relation to subpictures12 Mar 2026US 2026/0075211 A1Fraunhofer-Gesellschaft Zur FöRderung Der Angewandten Forsch Ung E.V.
- Quantization of residuals in video coding8 Jan 2026US 2026/0012599 A1
- Quantization of residuals in video coding25 Dec 2025US 2025/0392718 A1
Most cited
By later US patents
- Secure spread spectrum watermarking for multimedia data664US 5,930,369 ANEC Research Institute, Inc. · 1999
- System for adaptive video/audio transport over a network627US 6,014,694 ACitrix Systems, Inc. · 2000
- Method and apparatus that provides a scalable media delivery system449US 5,953,506 AAdaptive Media Technologies · 1999
- Method and apparatus for conveying compressed video data over a noisy communication channel253US 5,289,276 AGeneral Electric Company · 1994
- Apparatus for excising (and reinserting) specific data from a compressed video data stream to reduce its transmission bandwidth173US 5,371,547 AGeneral Electric Company · 1994