H04N 19/86
Involving reduction of coding artifacts
Official title: involving reduction of coding artifacts, e.g. of blockiness
H04N19/86 (Involving reduction of coding artifacts) appears on 3,463 US grants and 4,043 published applications in this corpus.
Search patents in H04N- Granted patents
- 3,463
- Published applications
- 4,043
- Assignees
- 648
- Inventors
- 3,429
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 1 | 0 |
| 1988 | 1 | 0 |
| 1989 | 2 | 0 |
| 1990 | 5 | 0 |
| 1991 | 2 | 0 |
| 1992 | 8 | 0 |
| 1993 | 9 | 0 |
| 1994 | 12 | 0 |
| 1995 | 22 | 0 |
| 1996 | 37 | 0 |
| 1997 | 18 | 0 |
| 1998 | 35 | 0 |
| 1999 | 23 | 0 |
| 2000 | 17 | 0 |
| 2001 | 23 | 15 |
| 2002 | 23 | 39 |
| 2003 | 30 | 56 |
| 2004 | 26 | 64 |
| 2005 | 45 | 111 |
| 2006 | 47 | 149 |
| 2007 | 57 | 134 |
| 2008 | 88 | 192 |
| 2009 | 71 | 145 |
| 2010 | 109 | 160 |
| 2011 | 99 | 125 |
| 2012 | 197 | 146 |
| 2013 | 151 | 182 |
| 2014 | 171 | 175 |
| 2015 | 165 | 222 |
| 2016 | 188 | 149 |
| 2017 | 182 | 153 |
| 2018 | 179 | 148 |
| 2019 | 169 | 191 |
| 2020 | 177 | 180 |
| 2021 | 153 | 180 |
| 2022 | 183 | 242 |
| 2023 | 165 | 191 |
| 2024 | 226 | 218 |
| 2025 | 213 | 268 |
| 2026 | 130 | 208 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Method and apparatus for reconstructing image using image partitioning with rotation information6 Oct 2026US 12,756,821 B2B1 Institute of Image Technology, Inc.
- Systems and methods for applying deblocking filters to reconstructed video data6 Oct 2026US 12,756,823 B2Sharp Kabushiki Kaisha
- Image processing device and method for performing quality optimized deblocking6 Oct 2026US 12,756,871 B2Huawei Technologies Co., Ltd.
- Sub-picture motion vectors in video coding29 Sep 2026US 12,750,481 B2Huawei Technologies Co., Ltd.
- Systems and methods for blending block sections in a partition-based prediction mode29 Sep 2026US 12,750,533 B2Tencent America LLC
- Systems and methods of addressing compression artifacts in video streams1 Oct 2026US 2026/0295407 A1Nintendo Co., Ltd.
- Method and apparatus of unified classification in in-loop filtering in video coding1 Oct 2026US 2026/0303875 A1Mediatek Inc.
- Techniques for improved deblocking filtering1 Oct 2026US 2026/0303878 A1Netflix, Inc.
- Method and apparatus for reconstructing 360-degree image according to projection format24 Sep 2026US 2026/0292129 A1B1 Institute of Image Technology, Inc.
- Method and apparatus for reconstructing 360-degree image according to projection format24 Sep 2026US 2026/0292130 A1B1 Institute of Image Technology, Inc.
Most cited
By later US patents
- Moving image compression quality enhancement using displacement filters with negative lobes497US 6,728,317 B1Dolby Laboratories Licensing Corporation · 2004
- System and method for using temporal gamma and reverse super-resolution to process images for use in digital display systems292US 6,340,994 B12002
- System and method for layered video coding enhancement287US 6,510,177 B1Microsoft Corporation · 2003
- Filmless digital camera with selective image compression268US 5,249,053 ADycam Inc. · 1993
- Encrypted and watermarked temporal and resolution layering in advanced television201US 6,957,350 B1Dolby Laboratories Licensing Corporation · 2005