H04N 19/14
Coding unit complexity
Official title: Coding unit complexity, e.g. amount of activity or edge presence estimation (H04N19/146 takes precedence)
H04N19/14 (Coding unit complexity) appears on 3,778 US grants and 4,107 published applications in this corpus.
Search patents in H04N- Granted patents
- 3,778
- Published applications
- 4,107
- Assignees
- 771
- Inventors
- 4,510
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1987 | 1 | 0 |
| 1988 | 2 | 0 |
| 1989 | 0 | 0 |
| 1990 | 4 | 0 |
| 1991 | 5 | 0 |
| 1992 | 15 | 0 |
| 1993 | 15 | 0 |
| 1994 | 27 | 0 |
| 1995 | 18 | 0 |
| 1996 | 48 | 0 |
| 1997 | 39 | 0 |
| 1998 | 60 | 0 |
| 1999 | 68 | 0 |
| 2000 | 54 | 0 |
| 2001 | 58 | 24 |
| 2002 | 42 | 62 |
| 2003 | 43 | 69 |
| 2004 | 51 | 82 |
| 2005 | 42 | 127 |
| 2006 | 73 | 150 |
| 2007 | 60 | 174 |
| 2008 | 76 | 170 |
| 2009 | 67 | 158 |
| 2010 | 102 | 158 |
| 2011 | 132 | 178 |
| 2012 | 185 | 172 |
| 2013 | 179 | 179 |
| 2014 | 185 | 188 |
| 2015 | 167 | 251 |
| 2016 | 183 | 139 |
| 2017 | 199 | 161 |
| 2018 | 176 | 167 |
| 2019 | 187 | 186 |
| 2020 | 210 | 206 |
| 2021 | 185 | 173 |
| 2022 | 168 | 216 |
| 2023 | 165 | 168 |
| 2024 | 190 | 201 |
| 2025 | 190 | 197 |
| 2026 | 107 | 151 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Image processing device and method for performing quality optimized deblocking6 Oct 2026US 12,756,871 B2Huawei Technologies Co., Ltd.
- Image coding method and apparatus therefor29 Sep 2026US 12,750,485 B2LG Electronics Inc.
- Image analysis and motion detection using interframe coding29 Sep 2026US 12,750,500 B2CheckVideo LLC
- Gradual decoding refresh in video coding29 Sep 2026US 12,750,530 B2Huawei Technologies Co., Ltd.
- Methods and systems for automated synchronization and optimization of audio visual files22 Sep 2026US 12,744,911 B2EDG, Inc.
- Techniques for detecting reference frame mismatches in encoded video streams8 Oct 2026US 2026/0313165 A1Netflix, Inc.
- Systems and methods for dynamically adjusting schemes for encoding live video streams in response to changes in video complexity1 Oct 2026US 2026/0303822 A1
- Multilayer video coding with constrained complexity1 Oct 2026US 2026/0303823 A1InterDigital CE Patent Holdings, SAS
- Image encoding apparatus and method, image decoding apparatus and method, and storage medium1 Oct 2026US 2026/0303824 A1Canon Kabushiki Kaisha
- Coding method, decoding method, encoder, and decoder24 Sep 2026US 2026/0292175 A1Panasonic Intellectual Property Corporation of America
Most cited
By later US patents
- Motion video compression system with adaptive bit allocation and quantization401US 5,231,484 AInternational Business Machines Corporation · 1993
- Digital compression method and system with improved coding efficiency255US 4,974,078 AEastman Kodak Company · 1990
- Predictive coding using spatial-temporal filtering and plural motion vectors234US 5,317,397 AKabushiki Kaisha Toshiba · 1994
- Compressed digital video reload and playback system234US 5,724,475 A1998
- Dynamic bit allocation for statistical multiplexing of compressed and uncompressed digital video signals203US 6,167,084 AGeneral Instrument Corporation · 2000