H04N 23/83
Specially adapted for colour signals
Official title: specially adapted for colour signals
H04N23/83 (Specially adapted for colour signals) appears on 175 US grants and 165 published applications in this corpus.
Search patents in H04N- Granted patents
- 175
- Published applications
- 165
- Assignees
- 69
- Inventors
- 326
- Latest grant
- 5 May 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 2 | 0 |
| 1993 | 4 | 0 |
| 1994 | 5 | 0 |
| 1995 | 1 | 0 |
| 1996 | 4 | 0 |
| 1997 | 3 | 0 |
| 1998 | 4 | 0 |
| 1999 | 1 | 0 |
| 2000 | 1 | 0 |
| 2001 | 2 | 2 |
| 2002 | 0 | 1 |
| 2003 | 3 | 1 |
| 2004 | 2 | 2 |
| 2005 | 0 | 8 |
| 2006 | 2 | 4 |
| 2007 | 0 | 11 |
| 2008 | 3 | 6 |
| 2009 | 5 | 6 |
| 2010 | 7 | 10 |
| 2011 | 7 | 3 |
| 2012 | 6 | 4 |
| 2013 | 5 | 1 |
| 2014 | 4 | 6 |
| 2015 | 5 | 9 |
| 2016 | 8 | 8 |
| 2017 | 12 | 11 |
| 2018 | 8 | 9 |
| 2019 | 15 | 10 |
| 2020 | 10 | 10 |
| 2021 | 8 | 9 |
| 2022 | 9 | 8 |
| 2023 | 4 | 9 |
| 2024 | 7 | 7 |
| 2025 | 8 | 5 |
| 2026 | 5 | 5 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Selective operating mode switching for visible and infrared imaging5 May 2026US 12,621,564 B2NVIDIA Corporation
- Image processing method and related apparatus for high dynamic range and color gamut conversion21 Apr 2026US 12,608,782 B2Huawei Technologies Co., Ltd.
- Synchronization circuitry for reducing latency associated with image passthrough21 Apr 2026US 12,610,151 B2Apple Inc.
- Image signal processor and method for processing image signal31 Mar 2026US 12,593,139 B2SK hynix Inc.
- Image processor formed in an array of memory cells24 Feb 2026US 12,563,152 B2
- Imaging system and imaging method17 Sep 2026US 2026/0281522 A1Panasonic Intellectual Property Management Co., Ltd.
- Image processor formed in an array of memory cells2 Jul 2026US 2026/0189669 A1Lodestar Licensing Group LLC
- Synchronization Circuitry for Reducing Latency Associated with Image Passthrough2 Jul 2026US 2026/0189806 A1Apple Inc.
- Camera system and image processing method thereof16 Apr 2026US 2026/0107070 A1Himax Technologies Limited
- Systems and methods for image correction1 Jan 2026US 2026/0006343 A1Zhejiang Dahua Technology Co., Ltd.
Most cited
By later US patents
- Gradation correction method and device231US 6,101,271 AMatsushita Electrial Industrial Co., Ltd · 2000
- Strategy for pictorial digital image processing208US 6,249,315 B12001
- Image capturing apparatus having a γ-characteristic corrector and/or image geometric distortion correction181US 6,806,903 B1Minolta Co., Ltd. · 2004
- Apparatus capable of image capturing78US 7,057,653 B1Minolta Co., Ltd. · 2006
- Pictorial digital image processing incorporating adjustments to compensate for dynamic range differences57US 6,628,823 B12003