H04N 23/672
Based on the phase difference signals
Official title: {based on the phase difference signals}
H04N23/672 (Based on the phase difference signals) appears on 2,064 US grants and 2,437 published applications in this corpus.
Search patents in H04N- Granted patents
- 2,064
- Published applications
- 2,437
- Assignees
- 169
- Inventors
- 1,969
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 1 | 0 |
| 1998 | 2 | 0 |
| 1999 | 3 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 4 |
| 2002 | 5 | 5 |
| 2003 | 1 | 2 |
| 2004 | 5 | 9 |
| 2005 | 3 | 16 |
| 2006 | 10 | 19 |
| 2007 | 3 | 31 |
| 2008 | 13 | 40 |
| 2009 | 23 | 64 |
| 2010 | 42 | 78 |
| 2011 | 46 | 93 |
| 2012 | 69 | 97 |
| 2013 | 94 | 114 |
| 2014 | 119 | 172 |
| 2015 | 136 | 192 |
| 2016 | 185 | 200 |
| 2017 | 185 | 180 |
| 2018 | 169 | 168 |
| 2019 | 204 | 170 |
| 2020 | 150 | 157 |
| 2021 | 125 | 119 |
| 2022 | 123 | 119 |
| 2023 | 108 | 113 |
| 2024 | 80 | 94 |
| 2025 | 99 | 97 |
| 2026 | 59 | 84 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Phase-difference-based macro focusing method and apparatus for camera lens6 Oct 2026US 12,756,930 B2Huizhou Tcl Mobile Communication Co., Ltd.
- Image capturing apparatus, control method thereof, and storage medium15 Sep 2026US 12,739,514 B2Canon Kabushiki Kaisha
- Hybrid image pixels for phase detection auto focus8 Sep 2026US 12,733,279 B2OmniVision Technologies, Inc.
- Leveraging high dynamic range (HDR) maps for improved auto focus1 Sep 2026US 12,726,700 B2QUALCOMM Incorporated
- Methods and systems for high-magnification photography exploiting reflective polarizers and faraday rotators25 Aug 2026US 12,717,122 B2Lumenuity, Inc.
- Learning-Based Camera Autofocus Prediction for Sparse Phase Detection Imaging Sensors8 Oct 2026US 2026/0313231 A1Google Inc.
- Cis dr image sensor with linear output compressed processing and af handling8 Oct 2026US 2026/0313259 A1Samsung Electronics Co., Ltd.
- Image pickup apparatus, focus detecting method, and storage medium1 Oct 2026US 2026/0303967 A1Canon Kabushiki Kaisha
- Image processing device and method for processing image signal1 Oct 2026US 2026/0303968 A1SK hynix Inc.
- Detection method, imaging apparatus, and program1 Oct 2026US 2026/0303969 A1FUJIFILM Corporation
Most cited
By later US patents
- Solid-state image sensing apparatus, control method therefor, image sensing apparatus, basic layout of photoelectric conversion cell, and storage medium187US 6,829,008 B1Canon Kabushiki Kaisha · 2004
- Image taking apparatus125US 5,757,423 ACanon Kabushiki Kaisha · 1998
- Camera101US 5,664,243 AMinolta Co., Ltd. · 1997
- Image pickup element and apparatus for focusing89US 6,819,360 B1Olympus Corporation · 2004
- Focusing information detecting device, focus detecting device and camera utilizing the same79US 6,473,126 B1Canon Kabushiki Kaisha · 2002