CN1658057A - 数字照相装置的对焦方法 - Google Patents
数字照相装置的对焦方法 Download PDFInfo
- Publication number
- CN1658057A CN1658057A CN2005100093172A CN200510009317A CN1658057A CN 1658057 A CN1658057 A CN 1658057A CN 2005100093172 A CN2005100093172 A CN 2005100093172A CN 200510009317 A CN200510009317 A CN 200510009317A CN 1658057 A CN1658057 A CN 1658057A
- Authority
- CN
- China
- Prior art keywords
- focus
- focus value
- focusing
- value
- lens
- 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.)
- Granted
Links
Images
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
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B7/00—Mountings, adjusting means, or light-tight connections, for optical elements
- G02B7/02—Mountings, adjusting means, or light-tight connections, for optical elements for lenses
- G02B7/04—Mountings, adjusting means, or light-tight connections, for optical elements for lenses with mechanism for focusing or varying magnification
- G02B7/09—Mountings, adjusting means, or light-tight connections, for optical elements for lenses with mechanism for focusing or varying magnification adapted for automatic focusing or varying magnification
-
- 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
-
- 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
- G03B3/00—Focusing arrangements of general interest for cameras, projectors or printers
- G03B3/10—Power-operated focusing
-
- 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
- H04N23/63—Control of cameras or camera modules by using electronic viewfinders
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Automatic Focus Adjustment (AREA)
- Studio Devices (AREA)
Abstract
Description
Claims (20)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020040011015A KR100562406B1 (ko) | 2004-02-19 | 2004-02-19 | 디지털 카메라의 초점 조절 방법 |
KR10-2004-0011015 | 2004-02-19 | ||
KR1020040011015 | 2004-02-19 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1658057A true CN1658057A (zh) | 2005-08-24 |
CN1658057B CN1658057B (zh) | 2010-11-17 |
Family
ID=34858750
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN2005100093172A Expired - Fee Related CN1658057B (zh) | 2004-02-19 | 2005-02-18 | 数字照相装置的对焦方法 |
Country Status (3)
Country | Link |
---|---|
US (1) | US20050185082A1 (zh) |
KR (1) | KR100562406B1 (zh) |
CN (1) | CN1658057B (zh) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101480040B (zh) * | 2006-07-07 | 2011-07-27 | 索尼爱立信移动通讯有限公司 | 主动的自动对焦窗 |
CN103124329A (zh) * | 2011-11-18 | 2013-05-29 | 三星电子株式会社 | 图像拾取设备、驱动控制方法及计算机可读记录媒体 |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US8436932B2 (en) * | 2005-04-22 | 2013-05-07 | Hewlett-Packard Development Company, L.P. | Focus target discrimination using multiple focus zones |
JP4533860B2 (ja) * | 2006-03-09 | 2010-09-01 | 富士フイルム株式会社 | 撮影装置及び露出制御方法 |
US7623178B2 (en) * | 2006-07-28 | 2009-11-24 | Hewlett- Packard Development Company, L.P. | Focus verification in a digital imaging device |
KR100809247B1 (ko) | 2006-11-22 | 2008-02-29 | 삼성전기주식회사 | 디지털 촬상 장치의 자동 초점 탐색 방법 |
KR101436836B1 (ko) * | 2008-05-30 | 2014-09-02 | 삼성전자주식회사 | 디지털 영상 처리기에서 포커스 오차 보정 장치 및 방법 |
KR101700357B1 (ko) * | 2009-11-30 | 2017-01-26 | 삼성전자주식회사 | 점프 영상 촬영 장치 및 방법 |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4544953A (en) * | 1983-03-28 | 1985-10-01 | Designs For Vision, Inc. | Automatic facusing using slope and peak detection |
CN1198177C (zh) * | 2000-12-25 | 2005-04-20 | 蒋宏 | 对比空间频率实现成像光学系统自动对焦的方法 |
US6952015B2 (en) * | 2001-07-30 | 2005-10-04 | Canon Kabushiki Kaisha | Image pick-up apparatus and image pick-up system |
US7053953B2 (en) * | 2001-12-21 | 2006-05-30 | Eastman Kodak Company | Method and camera system for blurring portions of a verification image to show out of focus areas in a captured archival image |
JP3530907B2 (ja) * | 2002-01-31 | 2004-05-24 | ミノルタ株式会社 | デジタルカメラ |
JP2003322789A (ja) * | 2002-04-30 | 2003-11-14 | Olympus Optical Co Ltd | 合焦装置、カメラ、及び合焦位置検出方法 |
EP1793587B8 (en) * | 2004-09-14 | 2012-12-26 | Fujitsu Ltd. | Image processor, image processing method and image processing program |
-
2004
- 2004-02-19 KR KR1020040011015A patent/KR100562406B1/ko not_active IP Right Cessation
-
2005
- 2005-01-05 US US11/029,596 patent/US20050185082A1/en not_active Abandoned
- 2005-02-18 CN CN2005100093172A patent/CN1658057B/zh not_active Expired - Fee Related
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101480040B (zh) * | 2006-07-07 | 2011-07-27 | 索尼爱立信移动通讯有限公司 | 主动的自动对焦窗 |
CN103124329A (zh) * | 2011-11-18 | 2013-05-29 | 三星电子株式会社 | 图像拾取设备、驱动控制方法及计算机可读记录媒体 |
CN103124329B (zh) * | 2011-11-18 | 2018-08-14 | 三星电子株式会社 | 图像拾取设备、驱动控制方法 |
Also Published As
Publication number | Publication date |
---|---|
KR20050082542A (ko) | 2005-08-24 |
CN1658057B (zh) | 2010-11-17 |
US20050185082A1 (en) | 2005-08-25 |
KR100562406B1 (ko) | 2006-03-17 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
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 |
|
C41 | Transfer of patent application or patent right or utility model | ||
TA01 | Transfer of patent application right |
Effective date of registration: 20090814 Address after: Gyeonggi Do, South Korea Applicant after: Samsung Electronics Co., Ltd. Address before: Gyeongnam, South Korea Applicant before: Samsung TECHWIN Co., Ltd. |
|
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
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 |
|
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. |
|
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20101117 Termination date: 20210218 |
|
CF01 | Termination of patent right due to non-payment of annual fee |