ATE501592T1 - Automatische scharfstellung für bildsensoren - Google Patents
Automatische scharfstellung für bildsensorenInfo
- Publication number
- ATE501592T1 ATE501592T1 AT06250389T AT06250389T ATE501592T1 AT E501592 T1 ATE501592 T1 AT E501592T1 AT 06250389 T AT06250389 T AT 06250389T AT 06250389 T AT06250389 T AT 06250389T AT E501592 T1 ATE501592 T1 AT E501592T1
- Authority
- AT
- Austria
- Prior art keywords
- optical system
- focus
- automatic focusing
- lens driving
- image sensors
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
- H04N23/60—Control of cameras or camera modules
- H04N23/67—Focus control based on electronic image sensor signals
- H04N23/673—Focus control based on electronic image sensor signals based on contrast or high frequency components of image signals, e.g. hill climbing method
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Automatic Focus Adjustment (AREA)
- Studio Devices (AREA)
- Focusing (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US11/044,137 US7589781B2 (en) | 2005-01-26 | 2005-01-26 | Automatic focus for image sensors |
Publications (1)
Publication Number | Publication Date |
---|---|
ATE501592T1 true ATE501592T1 (de) | 2011-03-15 |
Family
ID=36127909
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
AT06250389T ATE501592T1 (de) | 2005-01-26 | 2006-01-25 | Automatische scharfstellung für bildsensoren |
Country Status (6)
Country | Link |
---|---|
US (1) | US7589781B2 (de) |
EP (1) | EP1686793B1 (de) |
CN (1) | CN1825906B (de) |
AT (1) | ATE501592T1 (de) |
DE (1) | DE602006020513D1 (de) |
TW (1) | TWI325087B (de) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20080266310A1 (en) * | 2006-03-31 | 2008-10-30 | Kayla Chalmers | System and method for multiple color format spatial scaling |
US8238681B2 (en) * | 2008-11-25 | 2012-08-07 | Nokia Corporation | Adaptive configuration of windows-of-interest for accurate and robust focusing in multispot autofocus cameras |
NO330275B1 (no) * | 2008-12-19 | 2011-03-21 | Tandberg Telecom As | Fremgangsmate i en videokodings-/-dekodingsprosess |
TWI463415B (zh) * | 2009-03-06 | 2014-12-01 | Omnivision Tech Inc | 以物件為基礎之光學字元辨識之預處理演算法 |
JP5951211B2 (ja) * | 2011-10-04 | 2016-07-13 | オリンパス株式会社 | 合焦制御装置及び内視鏡装置 |
CN105763802B (zh) * | 2016-02-29 | 2019-03-01 | Oppo广东移动通信有限公司 | 控制方法、控制装置及电子装置 |
US11082606B1 (en) * | 2018-09-11 | 2021-08-03 | Apple Inc. | Method and system for robust contrast based auto focus in low light |
Family Cites Families (17)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4928170A (en) * | 1988-06-21 | 1990-05-22 | Visualtek, Inc. | Automatic focus control for an image magnification system |
US20050083428A1 (en) * | 1995-03-17 | 2005-04-21 | Hiroto Ohkawara | Image pickup apparatus |
US5644519A (en) * | 1995-04-07 | 1997-07-01 | Motorola, Inc. | Method and apparatus for a multiply and accumulate circuit having a dynamic saturation range |
US6563543B1 (en) * | 1998-03-31 | 2003-05-13 | Hewlett-Packard Development Company, L.P. | Digital camera and method of using same |
US6151415A (en) * | 1998-12-14 | 2000-11-21 | Intel Corporation | Auto-focusing algorithm using discrete wavelet transform |
JP3649043B2 (ja) * | 1999-06-07 | 2005-05-18 | セイコーエプソン株式会社 | 画像表示装置及び方法、並びに、画像処理装置及び方法 |
US6441855B1 (en) * | 2000-05-09 | 2002-08-27 | Eastman Kodak Company | Focusing device |
JP3666429B2 (ja) * | 2001-09-03 | 2005-06-29 | コニカミノルタフォトイメージング株式会社 | オートフォーカス装置及び方法、並びにカメラ |
JP4281311B2 (ja) * | 2001-09-11 | 2009-06-17 | セイコーエプソン株式会社 | 被写体情報を用いた画像処理 |
US7158182B2 (en) * | 2001-09-28 | 2007-01-02 | Nikon Corporation | Camera that engages in a focusing operation through a contrast method |
US7187413B2 (en) * | 2002-07-25 | 2007-03-06 | Lockheed Martin Corporation | Method and system for using an image based autofocus algorithm |
JP4143394B2 (ja) * | 2002-12-13 | 2008-09-03 | キヤノン株式会社 | オートフォーカス装置 |
JP4647885B2 (ja) * | 2003-02-17 | 2011-03-09 | 株式会社ニコン | カメラ |
JP3867687B2 (ja) * | 2003-07-08 | 2007-01-10 | コニカミノルタフォトイメージング株式会社 | 撮像装置 |
JP4532865B2 (ja) * | 2003-09-09 | 2010-08-25 | キヤノン株式会社 | 撮像装置および撮像装置のフォーカス制御方法 |
JP5464771B2 (ja) * | 2003-10-15 | 2014-04-09 | キヤノン株式会社 | 撮像装置およびそのフォーカス制御方法 |
US20050212950A1 (en) * | 2004-03-26 | 2005-09-29 | Chinon Kabushiki Kaisha | Focal length detecting method, focusing device, image capturing method and image capturing apparatus |
-
2005
- 2005-01-26 US US11/044,137 patent/US7589781B2/en active Active
- 2005-12-26 TW TW094146555A patent/TWI325087B/zh active
-
2006
- 2006-01-25 AT AT06250389T patent/ATE501592T1/de not_active IP Right Cessation
- 2006-01-25 EP EP06250389A patent/EP1686793B1/de active Active
- 2006-01-25 DE DE602006020513T patent/DE602006020513D1/de active Active
- 2006-01-26 CN CN2006100046354A patent/CN1825906B/zh active Active
Also Published As
Publication number | Publication date |
---|---|
EP1686793B1 (de) | 2011-03-09 |
TWI325087B (en) | 2010-05-21 |
US20060164934A1 (en) | 2006-07-27 |
US7589781B2 (en) | 2009-09-15 |
TW200627047A (en) | 2006-08-01 |
CN1825906A (zh) | 2006-08-30 |
EP1686793A1 (de) | 2006-08-02 |
CN1825906B (zh) | 2011-06-29 |
DE602006020513D1 (de) | 2011-04-21 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
RER | Ceased as to paragraph 5 lit. 3 law introducing patent treaties |