CN1731268A - 自动对焦方法和使用自动对焦方法的数字照相装置 - Google Patents
自动对焦方法和使用自动对焦方法的数字照相装置 Download PDFInfo
- Publication number
- CN1731268A CN1731268A CNA2005100064184A CN200510006418A CN1731268A CN 1731268 A CN1731268 A CN 1731268A CN A2005100064184 A CNA2005100064184 A CN A2005100064184A CN 200510006418 A CN200510006418 A CN 200510006418A CN 1731268 A CN1731268 A CN 1731268A
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- China
- Prior art keywords
- focal position
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- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B7/00—Mountings, adjusting means, or light-tight connections, for optical elements
- G02B7/28—Systems for automatic generation of focusing signals
- G02B7/282—Autofocusing of zoom lenses
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B7/00—Mountings, adjusting means, or light-tight connections, for optical elements
- G02B7/28—Systems for automatic generation of focusing signals
- G02B7/36—Systems for automatic generation of focusing signals using image sharpness techniques, e.g. image processing techniques for generating autofocus signals
- G02B7/365—Systems for automatic generation of focusing signals using image sharpness techniques, e.g. image processing techniques for generating autofocus signals by analysis of the spatial frequency components of the image
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
- G03B13/00—Viewfinders; Focusing aids for cameras; Means for focusing for cameras; Autofocus systems for cameras
- G03B13/32—Means for focusing
- G03B13/34—Power focusing
- G03B13/36—Autofocus systems
-
- 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
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Optics & Photonics (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Computer Vision & Pattern Recognition (AREA)
- Studio Devices (AREA)
- Automatic Focus Adjustment (AREA)
Abstract
Description
Claims (8)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020040061950A KR101022476B1 (ko) | 2004-08-06 | 2004-08-06 | 디지털 촬영 장치에서의 자동 포커싱 방법, 및 이 방법을채용한 디지털 촬영 장치 |
KR1020040061950 | 2004-08-06 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1731268A true CN1731268A (zh) | 2006-02-08 |
CN100541311C CN100541311C (zh) | 2009-09-16 |
Family
ID=35757018
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNB2005100064184A Expired - Fee Related CN100541311C (zh) | 2004-08-06 | 2005-01-31 | 自动对焦方法和使用自动对焦方法的数字照相装置 |
Country Status (3)
Country | Link |
---|---|
US (1) | US7545432B2 (zh) |
KR (1) | KR101022476B1 (zh) |
CN (1) | CN100541311C (zh) |
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101441389B (zh) * | 2007-11-20 | 2012-06-20 | 奥林巴斯映像株式会社 | 照相机的焦点检测装置和焦点检测方法 |
CN103402051A (zh) * | 2009-02-17 | 2013-11-20 | 佳能株式会社 | 焦点调节设备和焦点调节方法 |
US8717490B2 (en) | 2009-06-19 | 2014-05-06 | Casio Computer Co., Ltd | Imaging apparatus, focusing method, and computer-readable recording medium recording program |
CN106664390A (zh) * | 2014-03-31 | 2017-05-10 | 游图艾斯啊株式会社 | 相机用滤光器更换器结合装置 |
CN105611156B (zh) * | 2015-12-22 | 2018-10-02 | 唐小川 | 全画面对焦方法及照相机 |
CN108700516A (zh) * | 2015-10-19 | 2018-10-23 | 分子装置有限公司 | 光致发光成像的基于透射照明的自动聚焦的显微镜系统 |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
TWI315152B (en) * | 2006-05-19 | 2009-09-21 | Primax Electronics Ltd | Image object location detection method |
KR101710625B1 (ko) * | 2010-08-11 | 2017-02-27 | 삼성전자주식회사 | 초점 조절 장치, 초점 조절 방법 및 상기 방법을 기록한 기록 매체 |
US8760563B2 (en) | 2010-10-19 | 2014-06-24 | Hand Held Products, Inc. | Autofocusing optical imaging device |
US8692927B2 (en) | 2011-01-19 | 2014-04-08 | Hand Held Products, Inc. | Imaging terminal having focus control |
JP5325966B2 (ja) * | 2011-11-25 | 2013-10-23 | オリンパス株式会社 | 撮像装置及び撮像方法 |
CN103945133B (zh) * | 2014-05-08 | 2017-04-26 | 山东神戎电子股份有限公司 | 一种可见光镜头的自动聚焦装置及方法 |
CN113645449B (zh) * | 2021-08-10 | 2024-05-24 | 深圳市玄羽科技有限公司 | 工业互联网的数据采集方法、系统及计算机可读存储介质 |
Family Cites Families (20)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US119876A (en) * | 1871-10-10 | Improvement in the manufacture of split needles | ||
US5623309A (en) * | 1987-02-12 | 1997-04-22 | Canon Kabushiki Kaisha | Automatic focusing device with adaptive signal filtering |
US5629735A (en) * | 1989-08-20 | 1997-05-13 | Canon Kabushiki Kaisha | Image sensing device having a selectable detecting area |
JPH0380676A (ja) * | 1989-08-23 | 1991-04-05 | Ricoh Co Ltd | 電子パンフォーカス装置 |
DE69127112T2 (de) * | 1990-02-28 | 1998-03-05 | Sanyo Electric Co | Automatisches Fokussierungsgerät zur automatischen Fokusanpassung in Abhängigkeit von Videosignalen |
US5615398A (en) * | 1993-11-08 | 1997-03-25 | Canon Kabushiki Kaisha | Optical apparatus with image area sensors for controlling lens focal length |
JP3733392B2 (ja) * | 1996-03-05 | 2006-01-11 | イーストマン コダック カンパニー | 画像の構図変化検出方法 |
JPH10161013A (ja) * | 1996-12-05 | 1998-06-19 | Canon Inc | 環境認識装置及び環境認識装置を備えたカメラ |
JP3603715B2 (ja) * | 2000-01-14 | 2004-12-22 | ミノルタ株式会社 | 測距装置および該測距装置を備えたカメラ |
JP2001281529A (ja) * | 2000-03-29 | 2001-10-10 | Minolta Co Ltd | デジタルカメラ |
JP2001359126A (ja) * | 2000-06-16 | 2001-12-26 | Sony Corp | 光軸傾斜角度検出装置とそれを備えた画像測定装置 |
JP2002311325A (ja) * | 2001-04-11 | 2002-10-23 | Fuji Photo Film Co Ltd | 自動焦点調節装置及び方法 |
JP2003066321A (ja) * | 2001-08-29 | 2003-03-05 | Mega Chips Corp | Af制御装置およびaf制御方法 |
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 |
JP2003222791A (ja) * | 2002-01-31 | 2003-08-08 | Canon Inc | 測光測距用固体撮像装置及びそれを用いた撮像装置 |
CN1184502C (zh) * | 2002-06-13 | 2005-01-12 | 北京中星微电子有限公司 | 自动对焦技术 |
KR100530746B1 (ko) | 2002-12-24 | 2005-11-23 | 삼성테크윈 주식회사 | 촬영 상태가 부적절하였음을 알려주는 디지털 카메라 및그 제어방법 |
JP2004240054A (ja) * | 2003-02-04 | 2004-08-26 | Olympus Corp | カメラ |
US20050212950A1 (en) * | 2004-03-26 | 2005-09-29 | Chinon Kabushiki Kaisha | Focal length detecting method, focusing device, image capturing method and image capturing apparatus |
US7405862B2 (en) * | 2006-03-01 | 2008-07-29 | Spatial Photonics, Inc. | Spatial light modulator having a cantilever anti-stiction mechanism |
-
2004
- 2004-08-06 KR KR1020040061950A patent/KR101022476B1/ko not_active IP Right Cessation
-
2005
- 2005-01-04 US US11/029,244 patent/US7545432B2/en not_active Expired - Fee Related
- 2005-01-31 CN CNB2005100064184A patent/CN100541311C/zh not_active Expired - Fee Related
Cited By (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101441389B (zh) * | 2007-11-20 | 2012-06-20 | 奥林巴斯映像株式会社 | 照相机的焦点检测装置和焦点检测方法 |
CN103402051A (zh) * | 2009-02-17 | 2013-11-20 | 佳能株式会社 | 焦点调节设备和焦点调节方法 |
CN103402051B (zh) * | 2009-02-17 | 2016-12-28 | 佳能株式会社 | 焦点调节设备和焦点调节方法 |
US8717490B2 (en) | 2009-06-19 | 2014-05-06 | Casio Computer Co., Ltd | Imaging apparatus, focusing method, and computer-readable recording medium recording program |
CN106664390A (zh) * | 2014-03-31 | 2017-05-10 | 游图艾斯啊株式会社 | 相机用滤光器更换器结合装置 |
CN108700516A (zh) * | 2015-10-19 | 2018-10-23 | 分子装置有限公司 | 光致发光成像的基于透射照明的自动聚焦的显微镜系统 |
CN105611156B (zh) * | 2015-12-22 | 2018-10-02 | 唐小川 | 全画面对焦方法及照相机 |
Also Published As
Publication number | Publication date |
---|---|
KR20060013118A (ko) | 2006-02-09 |
US20060028575A1 (en) | 2006-02-09 |
KR101022476B1 (ko) | 2011-03-15 |
US7545432B2 (en) | 2009-06-09 |
CN100541311C (zh) | 2009-09-16 |
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C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
ASS | Succession or assignment of patent right |
Owner name: SAMSUNG DIGITALAL IMAGE CO., LTD. Free format text: FORMER OWNER: SAMSUNG TECHWIN CO., LTD. Effective date: 20090814 |
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C41 | Transfer of patent application or patent right or utility model | ||
TR01 | Transfer of patent right |
Effective date of registration: 20090814 Address after: Gyeonggi Do, South Korea Patentee after: Samsung Electronics Co., Ltd. Address before: Gyeongnam, South Korea Patentee before: Samsung TECHWIN Co., Ltd. |
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ASS | Succession or assignment of patent right |
Owner name: SAMSUNG ELECTRONICS CO., LTD. Free format text: FORMER OWNER: SAMSUNG TECHWIN CO., LTD. Effective date: 20101123 |
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C41 | Transfer of patent application or patent right or utility model | ||
TR01 | Transfer of patent right |
Effective date of registration: 20101123 Address after: Gyeonggi Do, South Korea Patentee after: Samsung Electronics Co., Ltd. Address before: Gyeonggi Do, South Korea Patentee before: Samsung Electronics Co., Ltd. |
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CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20090916 Termination date: 20190131 |
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CF01 | Termination of patent right due to non-payment of annual fee |