H04N 19/40
Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
Official title: using video transcoding, i.e. partial or full decoding of a coded input stream followed by re-encoding of the decoded output stream
H04N19/40 (Methods or arrangements for coding, decoding, compressing or decompressing digital video signals) appears on 2,588 US grants and 2,790 published applications in this corpus.
Search patents in H04N- Granted patents
- 2,588
- Published applications
- 2,790
- Assignees
- 752
- Inventors
- 3,952
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 3 | 0 |
| 1994 | 4 | 0 |
| 1995 | 6 | 0 |
| 1996 | 19 | 0 |
| 1997 | 24 | 0 |
| 1998 | 42 | 0 |
| 1999 | 31 | 0 |
| 2000 | 39 | 0 |
| 2001 | 47 | 38 |
| 2002 | 54 | 94 |
| 2003 | 72 | 107 |
| 2004 | 42 | 95 |
| 2005 | 68 | 131 |
| 2006 | 79 | 125 |
| 2007 | 70 | 159 |
| 2008 | 61 | 130 |
| 2009 | 60 | 131 |
| 2010 | 100 | 127 |
| 2011 | 106 | 121 |
| 2012 | 153 | 165 |
| 2013 | 130 | 147 |
| 2014 | 192 | 134 |
| 2015 | 157 | 155 |
| 2016 | 147 | 137 |
| 2017 | 143 | 115 |
| 2018 | 102 | 104 |
| 2019 | 109 | 92 |
| 2020 | 111 | 79 |
| 2021 | 79 | 68 |
| 2022 | 72 | 84 |
| 2023 | 77 | 86 |
| 2024 | 82 | 76 |
| 2025 | 69 | 54 |
| 2026 | 36 | 36 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Video recording method and apparatus, device, storage medium, and program product6 Oct 2026US 12,756,793 B2Beijing Zitiao Network Technology Co., Ltd.
- Decoding method and apparatus, coding method and apparatus, and devices15 Sep 2026US 12,739,398 B2Hangzhou Hikvision Digital Technology Co., Ltd.
- Systems and methods for performing adaptive bitrate streaming15 Sep 2026US 12,739,430 B2Divx, LLC
- High-capacity transcoding station and method8 Sep 2026US 12,732,614 B2Coresee, Inc.
- Method and system for high throughput live and offline multimedia transcoding1 Sep 2026US 12,726,642 B2Coresee, Inc.
- Data processing method and apparatus, device, and readable storage medium17 Sep 2026US 2026/0281484 A1Tencent Technology (Shenzhen) Company Limited
- Method for removing moderated content from a video streaming platform10 Sep 2026US 2026/0270498 A1Mux, Inc.
- Chunked transcoding and uploading for video transmission27 Aug 2026US 2026/0254982 A1Snap Inc.
- Data processing method, apparatus, and system13 Aug 2026US 2026/0238795 A1Huawei Technologies Co., Ltd.
- Method, apparatus, and medium for visual data processing13 Aug 2026US 2026/0238803 A1Bytedance Inc.
Most cited
By later US patents
- Watermarking method and apparatus for compressed digital video468US 5,809,139 AVivo Software, Inc. · 1998
- Method and apparatus that provides a scalable media delivery system449US 5,953,506 AAdaptive Media Technologies · 1999
- Method and apparatus for modifying encoded digital video for improved channel utilization405US 5,956,088 AImedia Corporation · 1999
- Video communication/monitoring apparatus and method therefor379US 6,226,031 B1Netergy Networks, Inc. · 2001
- Method of transcoding documents in a network environment using a proxy server363US 5,918,013 AWebTV Networks, Inc. · 1999