H04N 19/577
Motion compensation with bidirectional frame interpolation, i.e. using b-pictures
Official title: Motion compensation with bidirectional frame interpolation, i.e. using B-pictures
H04N19/577 (Motion compensation with bidirectional frame interpolation, i.e. using b-pictures) appears on 2,971 US grants and 3,368 published applications in this corpus.
Search patents in H04N- Granted patents
- 2,971
- Published applications
- 3,368
- Assignees
- 429
- Inventors
- 2,207
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 2 | 0 |
| 1987 | 3 | 0 |
| 1988 | 4 | 0 |
| 1989 | 9 | 0 |
| 1990 | 4 | 0 |
| 1991 | 9 | 0 |
| 1992 | 16 | 0 |
| 1993 | 16 | 0 |
| 1994 | 9 | 0 |
| 1995 | 22 | 0 |
| 1996 | 23 | 0 |
| 1997 | 33 | 0 |
| 1998 | 44 | 0 |
| 1999 | 41 | 0 |
| 2000 | 30 | 0 |
| 2001 | 17 | 19 |
| 2002 | 19 | 42 |
| 2003 | 37 | 53 |
| 2004 | 30 | 66 |
| 2005 | 33 | 101 |
| 2006 | 30 | 74 |
| 2007 | 37 | 145 |
| 2008 | 44 | 149 |
| 2009 | 40 | 140 |
| 2010 | 134 | 85 |
| 2011 | 80 | 101 |
| 2012 | 162 | 100 |
| 2013 | 125 | 110 |
| 2014 | 163 | 156 |
| 2015 | 158 | 166 |
| 2016 | 119 | 91 |
| 2017 | 115 | 97 |
| 2018 | 103 | 96 |
| 2019 | 99 | 131 |
| 2020 | 121 | 141 |
| 2021 | 129 | 203 |
| 2022 | 153 | 268 |
| 2023 | 172 | 199 |
| 2024 | 248 | 255 |
| 2025 | 219 | 218 |
| 2026 | 118 | 162 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Image coding method, image decoding method, image coding apparatus, image decoding apparatus, and image coding and decoding apparatus6 Oct 2026US 12,756,822 B2Sun Patent Trust
- Predictive motion vector coding6 Oct 2026US 12,756,837 B2Dolby Laboratories Licensing Corporation
- Method and apparatus for processing a video signal22 Sep 2026US 12,744,889 B2LG Electronics Inc.
- Inter prediction mode dependent scaling factors22 Sep 2026US 12,744,930 B2Tencent America LLC
- Optical flow based video inter prediction22 Sep 2026US 12,744,931 B2Huawei Technologies Co., Ltd.
- Temporally interpolated picture prediction using a frame-level motion vector8 Oct 2026US 2026/0313158 A1Google Inc.
- MVD Scaling for Joint MVD Coding8 Oct 2026US 2026/0313159 A1Tencent America LLC
- Image coding method and apparatus therefor based on reference frame list1 Oct 2026US 2026/0303784 A1Lx Semicon Co., Ltd.
- Inter prediction based image coding method and apparatus therefor1 Oct 2026US 2026/0303859 A1Lx Semicon Co., Ltd.
- Local illumination compensation with merge slope adjustment24 Sep 2026US 2026/0292235 A1Mediatek 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
- Pixel interpolation filters for video decompression processor462US 5,638,128 AGeneral Instrument Corporation of Delaware · 1997
- Encoding/decoding moving images with forward and backward keyframes for forward and reverse display409US 5,267,334 AApple Computer, Inc. · 1993
- Method and apparatus for modifying encoded digital video for improved channel utilization405US 5,956,088 AImedia Corporation · 1999
- Adaptive coding and decoding of frames and fields of video387US 5,227,878 AAT&T Bell Laboratories · 1993