H04N 19/44
Decoders specially adapted therefor
Official title: Decoders specially adapted therefor, e.g. video decoders which are asymmetric with respect to the encoder
H04N19/44 (Decoders specially adapted therefor) appears on 6,858 US grants and 8,070 published applications in this corpus.
Search patents in H04N- Granted patents
- 6,858
- Published applications
- 8,070
- Assignees
- 847
- Inventors
- 5,197
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1992 | 1 | 0 |
| 1993 | 2 | 0 |
| 1994 | 5 | 0 |
| 1995 | 6 | 0 |
| 1996 | 9 | 0 |
| 1997 | 25 | 0 |
| 1998 | 30 | 0 |
| 1999 | 32 | 0 |
| 2000 | 27 | 0 |
| 2001 | 23 | 16 |
| 2002 | 23 | 40 |
| 2003 | 50 | 68 |
| 2004 | 42 | 112 |
| 2005 | 62 | 149 |
| 2006 | 64 | 175 |
| 2007 | 69 | 228 |
| 2008 | 73 | 263 |
| 2009 | 77 | 208 |
| 2010 | 154 | 293 |
| 2011 | 177 | 222 |
| 2012 | 243 | 244 |
| 2013 | 278 | 321 |
| 2014 | 353 | 413 |
| 2015 | 374 | 635 |
| 2016 | 454 | 625 |
| 2017 | 524 | 424 |
| 2018 | 459 | 412 |
| 2019 | 465 | 394 |
| 2020 | 487 | 466 |
| 2021 | 371 | 460 |
| 2022 | 409 | 423 |
| 2023 | 393 | 398 |
| 2024 | 419 | 415 |
| 2025 | 417 | 396 |
| 2026 | 261 | 270 |
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.
- Methods for signaling video coding data6 Oct 2026US 12,756,848 B2Alibaba Group Holding Limited
- Signaling general constraints information in method for decoding video, method: for encoding video, and non-transitory computer-readable medium6 Oct 2026US 12,756,849 B2Guangdong Oppo Mobile Telecommunications Corp., Ltd.
- Chroma block decoding method and apparatus, and computer-readable medium and electronic device6 Oct 2026US 12,756,850 B2Tencent Technology (Shenzhen) Company Limited
- Image encoding/decoding method and apparatus using inter prediction6 Oct 2026US 12,756,851 B2B1 Institute of Image Technology, Inc.
- Video codec using deep learning model based on block8 Oct 2026US 2026/0313141 A1Ewha University-Industry Collaboration Foundation
- Method, apparatus and system for decoding tensors for content of a bitstream8 Oct 2026US 2026/0313146 A1
- Encoder and decoder and methods thereof for encoding/decoding a picture of a video sequence8 Oct 2026US 2026/0313149 A1Telefonaktiebolaget LM Ericsson (publ)
- Encoding method, decoding method, encoder, and decoder8 Oct 2026US 2026/0313156 A1Panasonic Intellectual Property Corporation of America
- Prediction image generation device, moving image decoding device, and moving image coding device8 Oct 2026US 2026/0313160 A1Guangdong Oppo Mobile Telecommunications Corp., Ltd.
Most cited
By later US patents
- Adaptive coding and decoding of frames and fields of video387US 5,227,878 AAT&T Bell Laboratories · 1993
- Interpolation of video compression frames264US 7,266,150 B2Dolby Laboratories, Inc. · 2007
- Motion picture error concealment using simplified motion compensation252US 5,737,022 AKabushiki Kaisha Toshiba · 1998
- Data demultiplexer251US 5,521,922 ASony Corporation · 1996
- Methods and apparatus for preventing rounding errors when transform coefficients representing a motion picture signal are inversely transformed240US 5,481,553 ASony Corporation · 1996