H04N 11/20
Conversion of the manner in which the individual colour picture signal components
Official title: Conversion of the manner in which the individual colour picture signal components are combined, e.g. conversion of colour television standards
H04N11/20 (Conversion of the manner in which the individual colour picture signal components) appears on 274 US grants and 182 published applications in this corpus.
Search patents in H04N- Granted patents
- 274
- Published applications
- 182
- Assignees
- 111
- Inventors
- 392
- Latest grant
- 31 Mar 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 3 | 0 |
| 1978 | 5 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 3 | 0 |
| 1982 | 2 | 0 |
| 1983 | 2 | 0 |
| 1984 | 0 | 0 |
| 1985 | 2 | 0 |
| 1986 | 3 | 0 |
| 1987 | 2 | 0 |
| 1988 | 2 | 0 |
| 1989 | 2 | 0 |
| 1990 | 1 | 0 |
| 1991 | 5 | 0 |
| 1992 | 4 | 0 |
| 1993 | 3 | 0 |
| 1994 | 2 | 0 |
| 1995 | 3 | 0 |
| 1996 | 6 | 0 |
| 1997 | 8 | 0 |
| 1998 | 5 | 0 |
| 1999 | 9 | 0 |
| 2000 | 4 | 0 |
| 2001 | 10 | 1 |
| 2002 | 12 | 14 |
| 2003 | 13 | 11 |
| 2004 | 15 | 17 |
| 2005 | 5 | 18 |
| 2006 | 16 | 5 |
| 2007 | 8 | 12 |
| 2008 | 6 | 5 |
| 2009 | 8 | 4 |
| 2010 | 11 | 5 |
| 2011 | 6 | 6 |
| 2012 | 5 | 4 |
| 2013 | 6 | 3 |
| 2014 | 6 | 10 |
| 2015 | 6 | 6 |
| 2016 | 9 | 4 |
| 2017 | 3 | 10 |
| 2018 | 10 | 14 |
| 2019 | 14 | 12 |
| 2020 | 7 | 4 |
| 2021 | 4 | 7 |
| 2022 | 7 | 3 |
| 2023 | 3 | 2 |
| 2024 | 3 | 2 |
| 2025 | 3 | 2 |
| 2026 | 1 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Method for encoding and method for decoding a lut and corresponding devices31 Mar 2026US 12,593,017 B2InterDigital VC Holdings, Inc.
- Method for limiting effects of quantization in a color gamut modification process applied to a video content18 Nov 2025US 12,477,090 B2InterDigital CE Patent Holdings, SAS
- Information processing apparatus, information processing method, and information processing program14 Oct 2025US 12,444,018 B2Sony Group Corporation
- Systems and methods for signaling downsampling offset information in video coding14 Jan 2025US 12,200,266 B2Sharp Kabushiki Kaisha
- Method for encoding and method for decoding a color transform and corresponding devices25 Jun 2024US 12,022,051 B2InterDigital VC Holdings, Inc.
- Method for encoding and method for decoding a color transform and corresponding devices16 Jul 2026US 2026/0205565 A1InterDigital VC Holdings, Inc.
- Transcoding method and apparatus, and electronic device20 Nov 2025US 2025/0358385 A1Huawei Technologies Co., Ltd.
- Method for limiting effects of quantization in a color gamut modification process applied to a video content24 Apr 2025US 2025/0133194 A1InterDigital CE Patent Holdings, SAS
- Method for encoding and method for decoding a color transform and corresponding devices26 Sep 2024US 2024/0323329 A1InterDigital VC Holdings, Inc.
- Systems and methods for signaling downsampling offset information in video coding6 Jun 2024US 2024/0187651 A1Sharp Kabushikik Kaisha
Most cited
By later US patents
- Audio and video decoder circuit and system203US 6,369,855 B1Texas Instruments Incorporated · 2002
- Video and graphics system with a data transport processor190US 6,538,656 B1Broadcom Corporation · 2003
- Liquid crystal sequential color display150US 4,090,219 AHughes Aircraft Company · 1978
- Video and graphics system with parallel processing of graphics windows145US 6,573,905 B1Broadcom Corporation · 2003
- System and method for controlling a display of graphics data pixels on a video monitor having a different display aspect ratio than the pixel aspect ratio134US 5,912,710 AKabushiki Kaisha Toshiba · 1999