SG190451A1 - Auto-focus image system - Google Patents

Auto-focus image system Download PDF

Info

Publication number: SG190451A1
Authority: SG; Singapore
Prior art keywords: auto; image system; focus image; focus; image
Prior art date: 2010-12-07

Application number

SG2013044201A

Inventor

Hiok Nam Tay

Original Assignee

Hiok Nam Tay

Priority date (The priority date 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 date listed.)

2010-12-07

Filing date

2011-06-09

Publication date

2013-07-31

2010-12-07Priority claimed from PCT/IB2010/055649external-prioritypatent/WO2011070514A1/en

2011-06-09Application filed by Hiok Nam TayfiledCriticalHiok Nam Tay

2013-07-31Publication of SG190451A1publicationCriticalpatent/SG190451A1/en

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
- G02B7/36—Systems for automatic generation of focusing signals using image sharpness techniques, e.g. image processing techniques for generating autofocus signals
- 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
- 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
- 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
- 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
- G06—COMPUTING OR CALCULATING; COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T7/00—Image analysis
- G06T7/10—Segmentation; Edge detection
- G06T7/13—Edge detection
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B15/00—Optical objectives with means for varying the magnification
- G02B15/14—Optical objectives with means for varying the magnification by axial movement of one or more lenses or groups of lenses relative to the image plane for continuously varying the equivalent focal length of the objective
- 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
- 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
- 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
- G—PHYSICS
- G06—COMPUTING OR CALCULATING; COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T2207/00—Indexing scheme for image analysis or image enhancement
- G06T2207/10—Image acquisition modality
- G06T2207/10141—Special mode during image acquisition
- G06T2207/10148—Varying focus
- G—PHYSICS
- G06—COMPUTING OR CALCULATING; COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T7/00—Image analysis
- G—PHYSICS
- G06—COMPUTING OR CALCULATING; COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T7/00—Image analysis
- G06T7/10—Segmentation; Edge detection

Landscapes

Physics & Mathematics (AREA)
Engineering & Computer Science (AREA)
General Physics & Mathematics (AREA)
Signal Processing (AREA)
Optics & Photonics (AREA)
Multimedia (AREA)
Computer Vision & Pattern Recognition (AREA)
Theoretical Computer Science (AREA)
Studio Devices (AREA)
Image Analysis (AREA)
Automatic Focus Adjustment (AREA)
Image Processing (AREA)
Focusing (AREA)

SG2013044201A2010-12-072011-06-09Auto-focus image systemSG190451A1 (en)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
PCT/IB2010/055649WO2011070514A1 (en)	2009-12-07	2010-12-07	Auto-focus image system
PCT/IB2011/052515WO2012076992A1 (en)	2010-12-07	2011-06-09	Auto-focus image system

Publications (1)

Publication Number	Publication Date
SG190451A1true SG190451A1 (en)	2013-07-31

Family

ID=44628863

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
SG2013044201ASG190451A1 (en)	2010-12-07	2011-06-09	Auto-focus image system

Country Status (9)

Country	Link
EP (1)	EP2649787A1 (en)
JP (1)	JP2014504375A (en)
AU (1)	AU2011340207A1 (en)
CA (1)	CA2820856A1 (en)
DE (1)	DE112011104256T5 (en)
GB (1)	GB2501414A (en)
MX (1)	MX2013006517A (en)
SG (1)	SG190451A1 (en)
WO (1)	WO2012076992A1 (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE102017125799A1 (en)*	2017-11-06	2019-05-09	Carl Zeiss Industrielle Messtechnik Gmbh	Reduction of picture disturbances in pictures
CN112969027B (en)*	2021-04-02	2022-08-16	浙江大华技术股份有限公司	Focusing method and device of electric lens, storage medium and electronic equipment
CN114815121A (en)*	2022-02-22	2022-07-29	湖北三赢兴光电科技股份有限公司	Quick focusing method and system for camera module

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
JP3482013B2 (en)*	1993-09-22	2003-12-22	ペンタックス株式会社	Optical system focus evaluation method, adjustment method, adjustment device, and chart device
JP2002189164A (en)*	2000-12-21	2002-07-05	Minolta Co Ltd	Optical system controller, optical system control method, and recording medium
JP3555607B2 (en)*	2001-11-29	2004-08-18	ミノルタ株式会社	Auto focus device
EP1624672A1 (en)*	2004-08-07	2006-02-08	STMicroelectronics Limited	A method of determining a measure of edge strength and focus
US7343047B2 (en)*	2004-09-22	2008-03-11	Hewlett-Packard Development Company, L.P.	Systems and methods for arriving at an auto focus Figure of Merit
US8264591B2 (en)*	2007-10-22	2012-09-11	Candela Microsystems (S) Pte. Ltd.	Method and system for generating focus signal
WO2010061352A2 (en)*	2008-11-26	2010-06-03	Hiok Nam Tay	Auto-focus image system
MX2012006468A (en)*	2009-12-07	2012-11-29	Hiok Nam Tay	Auto-focus image system.

2011
- 2011-06-09SGSG2013044201Apatent/SG190451A1/enunknown
- 2011-06-09GBGB1311741.1Apatent/GB2501414A/ennot_activeWithdrawn
- 2011-06-09CACA2820856Apatent/CA2820856A1/ennot_activeAbandoned
- 2011-06-09MXMX2013006517Apatent/MX2013006517A/enactiveIP Right Grant
- 2011-06-09AUAU2011340207Apatent/AU2011340207A1/ennot_activeAbandoned
- 2011-06-09DEDE112011104256.6Tpatent/DE112011104256T5/ennot_activeWithdrawn
- 2011-06-09WOPCT/IB2011/052515patent/WO2012076992A1/enactiveApplication Filing
- 2011-06-09JPJP2013542632Apatent/JP2014504375A/ennot_activeCeased
- 2011-06-09EPEP11735545.3Apatent/EP2649787A1/ennot_activeWithdrawn

Also Published As

Publication number	Publication date
GB2501414A (en)	2013-10-23
AU2011340207A1 (en)	2013-07-18
JP2014504375A (en)	2014-02-20
WO2012076992A1 (en)	2012-06-14
GB201311741D0 (en)	2013-08-14
DE112011104256T5 (en)	2014-02-13
MX2013006517A (en)	2013-12-06
EP2649787A1 (en)	2013-10-16
CA2820856A1 (en)	2012-06-14

Publication	Publication Date	Title
GB2504857B (en)	2014-12-24	Auto-focus image system
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EP2539797A4 (en)	2016-02-24	Representative image
PL2558882T3 (en)	2018-11-30	An imaging system
GB201120304D0 (en)	2012-01-04	Optical system
IL198719A0 (en)	2010-02-17	Optical imaging system
EP2499813A4 (en)	2012-10-10	Camera system
EP2583925A4 (en)	2014-01-08	Image forming device
GB2499869B (en)	2018-03-21	Image capture system
EP2613202A4 (en)	2015-03-25	Image forming device
GB201321654D0 (en)	2014-01-22	Auto-focus image system
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HK1189277B (en)	2014-11-21	Auto-focus image system
HK1185149B (en)	2014-08-08	Auto-focus image system
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