H04N 25/772
Comprising a/d, v/t, v/f, i/t or i/f converters
Official title: comprising A/D, V/T, V/F, I/T or I/F converters
H04N25/772 (Comprising a/d, v/t, v/f, i/t or i/f converters) appears on 1,580 US grants and 1,892 published applications in this corpus.
Search patents in H04N- Granted patents
- 1,580
- Published applications
- 1,892
- Assignees
- 391
- Inventors
- 2,128
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 1 | 0 |
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 2 | 0 |
| 1991 | 2 | 0 |
| 1992 | 0 | 0 |
| 1993 | 2 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 2 | 0 |
| 1997 | 5 | 0 |
| 1998 | 7 | 0 |
| 1999 | 3 | 0 |
| 2000 | 4 | 0 |
| 2001 | 7 | 9 |
| 2002 | 11 | 14 |
| 2003 | 21 | 21 |
| 2004 | 10 | 13 |
| 2005 | 19 | 18 |
| 2006 | 12 | 21 |
| 2007 | 14 | 19 |
| 2008 | 11 | 25 |
| 2009 | 24 | 22 |
| 2010 | 22 | 34 |
| 2011 | 19 | 25 |
| 2012 | 32 | 28 |
| 2013 | 33 | 43 |
| 2014 | 33 | 37 |
| 2015 | 59 | 47 |
| 2016 | 42 | 51 |
| 2017 | 61 | 50 |
| 2018 | 50 | 76 |
| 2019 | 67 | 119 |
| 2020 | 97 | 137 |
| 2021 | 124 | 111 |
| 2022 | 116 | 157 |
| 2023 | 141 | 235 |
| 2024 | 180 | 226 |
| 2025 | 206 | 208 |
| 2026 | 137 | 146 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Photoelectric conversion device, movable apparatus, control method, and storage medium6 Oct 2026US 12,756,949 B2Canon Kabushiki Kaisha
- Photon counting pixel and method of operation thereof6 Oct 2026US 12,756,951 B2Huawei Technologies Co., Ltd.
- Photosensitive chip, image processing method, and electronic device6 Oct 2026US 12,756,953 B2Lenovo (Beijing) Limited
- Solid-state imaging apparatus, imaging apparatus, and distance-measuring imaging apparatus6 Oct 2026US 12,756,956 B2Nuvoton Technology Corporation Japan
- Methods and apparatus for operation and navigation of agents in global positioning system (GPS) denied environments29 Sep 2026US 12,749,225 B2Rivet Industries, Inc.
- Semiconductor apparatus8 Oct 2026US 2026/0313263 A1Sony Semiconductor Solutions Corporation
- Image capturing apparatus, control method thereof, and storage medium8 Oct 2026US 2026/0313264 A1Canon Kabushiki Kaisha
- Image sensor including avalanche photodiode8 Oct 2026US 2026/0313265 A1Samsung Electronics Co., Ltd.
- Image capturing apparatus and method for controlling the same8 Oct 2026US 2026/0313271 A1Canon Kabushiki Kaisha
- Imaging device1 Oct 2026US 2026/0304002 A1Sony Semiconductor Solutions Corporation
Most cited
By later US patents
- CMOS image sensor with pixel level A/D conversion381US 5,461,425 AStanford University · 1995
- Multi-mode camera and method therefor296US 6,680,748 B1Pixim, Inc. · 2004
- Solid-state image sensor with focal-plane digital photon-counting pixel array228US 5,665,959 AThe United States of America as represented by the Administrator of the National Aeronautics and Space Adminstration · 1997
- Serial analog-to-digital converter using successive comparisons219US 5,801,657 AStanford University · 1998
- Method and system to differentially enhance sensor dynamic range208US 6,919,549 B2Canesta, Inc. · 2005