ATE479922T1 - Autofokus für kamera - Google Patents
Autofokus für kameraInfo
- Publication number
- ATE479922T1 ATE479922T1 AT05718020T AT05718020T ATE479922T1 AT E479922 T1 ATE479922 T1 AT E479922T1 AT 05718020 T AT05718020 T AT 05718020T AT 05718020 T AT05718020 T AT 05718020T AT E479922 T1 ATE479922 T1 AT E479922T1
- Authority
- AT
- Austria
- Prior art keywords
- lens arrangement
- image
- image sensor
- autofocusing
- control signal
- Prior art date
Links
Classifications
-
- 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
- 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
- G02B7/08—Mountings, adjusting means, or light-tight connections, for optical elements for lenses with mechanism for focusing or varying magnification adapted to co-operate with a remote control mechanism
-
- 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
-
- 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
- H04N23/67—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
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GBGB0405773.3A GB0405773D0 (en) | 2004-03-15 | 2004-03-15 | Autofocus method |
GB0417762A GB0417762D0 (en) | 2004-08-10 | 2004-08-10 | Autofocus methods |
PCT/GB2005/000964 WO2005091067A2 (en) | 2004-03-15 | 2005-03-14 | Camera autofocus |
Publications (1)
Publication Number | Publication Date |
---|---|
ATE479922T1 true ATE479922T1 (de) | 2010-09-15 |
Family
ID=34961970
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
AT05718020T ATE479922T1 (de) | 2004-03-15 | 2005-03-14 | Autofokus für kamera |
Country Status (7)
Country | Link |
---|---|
US (1) | US20070177860A1 (de) |
EP (1) | EP1730587B1 (de) |
JP (1) | JP2007529773A (de) |
KR (1) | KR20060132940A (de) |
AT (1) | ATE479922T1 (de) |
DE (1) | DE602005023284D1 (de) |
WO (1) | WO2005091067A2 (de) |
Families Citing this family (26)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7253384B2 (en) * | 2005-03-23 | 2007-08-07 | Microscan Systems Incorporated | Focusing system using light source and image sensor |
US7528354B2 (en) * | 2006-06-05 | 2009-05-05 | Nokia Corporation | Method and device for position sensing of an optical component in an imaging system |
KR100906799B1 (ko) * | 2007-06-01 | 2009-07-09 | 삼성전기주식회사 | 압전 소자 구동 방법 및 압전 소자를 포함하는 광변조기구동 방법 및 이를 실행하기 위한 프로그램을 기록한 기록매체 |
KR100906798B1 (ko) * | 2007-06-01 | 2009-07-09 | 삼성전기주식회사 | 압전 구동 장치와 그 구동 방법 및 이를 이용한 광변조장치 |
CN101408660B (zh) * | 2007-10-08 | 2010-10-13 | De&T株式会社 | 自动多焦点调焦装置及其方法 |
TWI373603B (en) * | 2008-09-19 | 2012-10-01 | Primax Electronics Ltd | Method for judging focus quality of image pickup device |
CN102265032B (zh) * | 2008-12-24 | 2014-05-14 | 柯尼卡美能达精密光学株式会社 | 形状记忆合金致动器的驱动装置及其驱动方法以及使用该驱动装置的成像装置 |
US8507834B2 (en) * | 2009-02-10 | 2013-08-13 | Intermec Ip Corp. | System and method for autofocusing an optical system through image spectral analysis |
KR101664352B1 (ko) * | 2009-09-09 | 2016-10-10 | 엘지이노텍 주식회사 | Vcm 엑추에이터를 이용한 자동 초점조절방법 |
US8558154B2 (en) * | 2009-10-29 | 2013-10-15 | Applied Precision, Inc. | System and method for continuous, asynchronous autofocus of optical instruments using multiple calibration curves |
TW201212672A (en) | 2010-06-10 | 2012-03-16 | Koninkl Philips Electronics Nv | Adjusting a building service system |
US8866114B2 (en) | 2011-01-20 | 2014-10-21 | Mitutoyo Corporation | Vision measuring device |
US20130100334A1 (en) * | 2011-10-20 | 2013-04-25 | Broadcom Corporation | Method and System for an Adaptive Auto-Focus Algorithm |
CN103137026B (zh) | 2011-11-29 | 2015-06-03 | 联想(北京)有限公司 | 一种电子设备及其成像方法 |
CN104321699B (zh) * | 2012-05-17 | 2018-02-23 | Lg伊诺特有限公司 | 相机模块以及用于对相机模块进行自动调焦的方法 |
US8873944B2 (en) | 2012-10-09 | 2014-10-28 | Allegro Microsystems, Llc | Methods and apparatus for positioning a coil motor |
US9291876B2 (en) | 2013-05-29 | 2016-03-22 | Allegro Microsystems, Llc | System and method for controlling a motor |
CN103584831A (zh) * | 2013-11-14 | 2014-02-19 | 南京航空航天大学 | 一种可调焦式内窥胶囊及系统 |
JP6478496B2 (ja) * | 2014-07-03 | 2019-03-06 | キヤノン株式会社 | 撮像装置およびその制御方法 |
KR102025361B1 (ko) * | 2014-07-10 | 2019-09-25 | 한화테크윈 주식회사 | 자동 초점 조절 시스템 및 방법 |
US20180039156A1 (en) * | 2015-02-26 | 2018-02-08 | Lg Innotek Co., Ltd. | Camera Module and Auto-Focus Adjustment Method Using Same |
US10101560B2 (en) | 2015-09-04 | 2018-10-16 | Mediatek Inc. | Systems and methods for focusing on objects to capture images thereof |
KR102362733B1 (ko) * | 2017-04-11 | 2022-02-15 | 엘지이노텍 주식회사 | 액체 렌즈, 카메라 모듈 및 광학 기기 |
KR102476404B1 (ko) * | 2017-07-18 | 2022-12-12 | 엘지이노텍 주식회사 | ToF 모듈 및 그 ToF 모듈을 이용한 피사체 인식장치 |
US10578827B2 (en) * | 2018-04-27 | 2020-03-03 | Mitutoyo Corporation | Variable focal length lens system with quasi-sinusoidal periodic intensity modulated light |
CN115657265B (zh) * | 2022-12-20 | 2023-06-09 | 宜昌华鑫智能光学有限公司 | 镜头的变焦控制方法及其系统 |
Family Cites Families (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS593406A (ja) | 1982-06-29 | 1984-01-10 | Olympus Optical Co Ltd | 焦点状態検出装置 |
JPH0237313A (ja) * | 1988-07-27 | 1990-02-07 | Hitachi Ltd | 自動焦点位置検出方法 |
JPH03214868A (ja) * | 1990-01-19 | 1991-09-20 | Ricoh Co Ltd | 自動焦点調整装置 |
JPH04355804A (ja) * | 1991-06-03 | 1992-12-09 | Toshiba Corp | 位置調整装置 |
US6010537A (en) * | 1997-08-19 | 2000-01-04 | Minolta Co., Ltd. | Zoom lens system having an image blur compensation function |
JP2000292683A (ja) * | 1999-04-09 | 2000-10-20 | Canon Inc | 撮像装置および自動合焦制御方法 |
WO2001047318A2 (en) | 1999-12-21 | 2001-06-28 | 1... Limited | Loudspeaker using an electro-active device |
DE60008716T2 (de) * | 2000-07-10 | 2005-02-10 | Stmicroelectronics S.R.L., Agrate Brianza | Verfahren zur Kompression digitaler Bilder |
GB0115073D0 (en) | 2001-06-20 | 2001-08-15 | 1 Ltd | Camera lens positioning using an electro-active device |
US7280149B2 (en) * | 2001-12-21 | 2007-10-09 | Flextronics Sales & Marketing (A-P) Ltd. | Method and apparatus for detecting optimum lens focus position |
JP2003295038A (ja) * | 2002-03-29 | 2003-10-15 | Hitachi Kokusai Electric Inc | 合焦点検出装置 |
JP2004205742A (ja) * | 2002-12-25 | 2004-07-22 | Fuji Photo Film Co Ltd | 光学系駆動方法 |
-
2005
- 2005-03-14 WO PCT/GB2005/000964 patent/WO2005091067A2/en active Application Filing
- 2005-03-14 AT AT05718020T patent/ATE479922T1/de not_active IP Right Cessation
- 2005-03-14 JP JP2007503399A patent/JP2007529773A/ja active Pending
- 2005-03-14 DE DE602005023284T patent/DE602005023284D1/de active Active
- 2005-03-14 KR KR1020067018849A patent/KR20060132940A/ko not_active Application Discontinuation
- 2005-03-14 US US10/593,100 patent/US20070177860A1/en not_active Abandoned
- 2005-03-14 EP EP05718020A patent/EP1730587B1/de not_active Not-in-force
Also Published As
Publication number | Publication date |
---|---|
KR20060132940A (ko) | 2006-12-22 |
WO2005091067A3 (en) | 2006-02-02 |
DE602005023284D1 (de) | 2010-10-14 |
EP1730587A2 (de) | 2006-12-13 |
US20070177860A1 (en) | 2007-08-02 |
EP1730587B1 (de) | 2010-09-01 |
WO2005091067A2 (en) | 2005-09-29 |
JP2007529773A (ja) | 2007-10-25 |
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Legal Events
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RER | Ceased as to paragraph 5 lit. 3 law introducing patent treaties |