H04N 25/618
For random or high-frequency noise
Official title: for random or high-frequency noise
H04N25/618 (For random or high-frequency noise) appears on 479 US grants and 512 published applications in this corpus.
Search patents in H04N- Granted patents
- 479
- Published applications
- 512
- Assignees
- 141
- Inventors
- 747
- Latest grant
- 1 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1982 | 2 | 0 |
| 1983 | 3 | 0 |
| 1984 | 1 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 2 | 0 |
| 1988 | 1 | 0 |
| 1989 | 2 | 0 |
| 1990 | 1 | 0 |
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 2 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 2 | 0 |
| 2000 | 3 | 0 |
| 2001 | 1 | 0 |
| 2002 | 3 | 3 |
| 2003 | 3 | 4 |
| 2004 | 0 | 2 |
| 2005 | 0 | 6 |
| 2006 | 2 | 8 |
| 2007 | 1 | 10 |
| 2008 | 6 | 22 |
| 2009 | 8 | 26 |
| 2010 | 18 | 27 |
| 2011 | 25 | 24 |
| 2012 | 29 | 20 |
| 2013 | 27 | 19 |
| 2014 | 26 | 22 |
| 2015 | 17 | 24 |
| 2016 | 24 | 30 |
| 2017 | 25 | 34 |
| 2018 | 39 | 40 |
| 2019 | 39 | 37 |
| 2020 | 32 | 35 |
| 2021 | 29 | 23 |
| 2022 | 29 | 30 |
| 2023 | 21 | 24 |
| 2024 | 21 | 20 |
| 2025 | 21 | 13 |
| 2026 | 10 | 9 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Imaging device with image encryption1 Sep 2026US 12,726,732 B2SK hynix Inc.
- Random modulation of charge-pump noise phases25 Aug 2026US 12,720,226 B2Google Inc.
- Imaging device and photodetection device25 Aug 2026US 12,720,227 B2Sony Semiconductor Solutions Corporation
- Photon count identification system, photon count identification method, and photon count identification processing program11 Aug 2026US 12,707,171 B2Hamamatsu Photonics K.K.
- Interleaving switch cap integrator DAC for low noise ramp generation with lower AVDD power supply16 Jun 2026US 12,659,613 B2OmniVision Technologies, Inc.
- Image processing device and method for processing image signal1 Oct 2026US 2026/0303968 A1SK hynix Inc.
- Solid-state imaging device with pixel circuits outputting pixel noise signals and pixel data signals10 Sep 2026US 2026/0270585 A1Sony Semiconductor Solutions Corporation
- Interleaving switch cap integrator dac for low noise ramp generation with lower avdd power supply30 Apr 2026US 2026/0122367 A1OmniVision Technologies, Inc.
- Image sensing device12 Mar 2026US 2026/0075334 A1SK hynix Inc.
- Presettable ramp driver to drive adc for image sensor26 Feb 2026US 2026/0058668 A1OmniVision Technologies, Inc.
Most cited
By later US patents
- Low noise active pixel image sensor using a modified reset value154US 7,609,303 B1Melexis Tessenderlo NV · 2009
- Radiation detector noise reduction method and radiation detector74US 6,453,008 B1Kabushiki Kaisha Toshiba · 2002
- System and method for detecting and correcting defective pixels in an image sensor64US 8,259,198 B2Apple Inc. · 2012
- Image taking device and camera system62US 8,493,483 B2Sony Corporation · 2013
- Image taking device and camera system53US 8,953,072 B2Sony Corporation · 2015