TW200739230A - Focus control device and imaging device - Google Patents

Focus control device and imaging device

Info

Publication number
TW200739230A
TW200739230A TW096101774A TW96101774A TW200739230A TW 200739230 A TW200739230 A TW 200739230A TW 096101774 A TW096101774 A TW 096101774A TW 96101774 A TW96101774 A TW 96101774A TW 200739230 A TW200739230 A TW 200739230A
Authority
TW
Taiwan
Prior art keywords
focus control
focus
imaging
control device
pass filter
Prior art date
Application number
TW096101774A
Other languages
English (en)
Inventor
Shinichi Fujii
Norihiko Akamatsu
Jun Aoyama
Dai Shintani
Hidekazu Nakajima
Original Assignee
Sony Corp
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.)
Filing date
Publication date
Application filed by Sony Corp filed Critical Sony Corp
Publication of TW200739230A publication Critical patent/TW200739230A/zh

Links

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
    • 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
    • H04N23/672—Focus control based on electronic image sensor signals based on the phase difference 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
    • 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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/76—Television signal recording
    • H04N5/765—Interface circuits between an apparatus for recording and another apparatus
    • H04N5/77—Interface circuits between an apparatus for recording and another apparatus between a recording apparatus and a television camera
    • H04N5/772—Interface circuits between an apparatus for recording and another apparatus between a recording apparatus and a television camera the recording apparatus and the television camera being placed in the same enclosure
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N2101/00—Still video cameras

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • General Physics & Mathematics (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Optics & Photonics (AREA)
  • Automatic Focus Adjustment (AREA)
  • Studio Devices (AREA)
  • Focusing (AREA)
TW096101774A 2006-01-17 2007-01-17 Focus control device and imaging device TW200739230A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2006008379A JP2007192859A (ja) 2006-01-17 2006-01-17 合焦制御装置、及び撮像装置

Publications (1)

Publication Number Publication Date
TW200739230A true TW200739230A (en) 2007-10-16

Family

ID=38287586

Family Applications (1)

Application Number Title Priority Date Filing Date
TW096101774A TW200739230A (en) 2006-01-17 2007-01-17 Focus control device and imaging device

Country Status (7)

Country Link
US (1) US20090066830A1 (zh)
EP (1) EP1975662A1 (zh)
JP (1) JP2007192859A (zh)
KR (1) KR20080084563A (zh)
CN (1) CN101310205A (zh)
TW (1) TW200739230A (zh)
WO (1) WO2007083633A1 (zh)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2011138103A (ja) * 2009-12-02 2011-07-14 Ricoh Co Ltd 撮像装置および撮像方法
KR101085925B1 (ko) * 2010-03-23 2011-11-23 삼성전자주식회사 복수개의 밴드패스필터를 이용하여 자동초점 조절 기능을 수행하는 촬영장치 및 이에 적용되는 자동초점 조절방법
US10250793B2 (en) 2011-06-29 2019-04-02 Nikon Corporation Focus adjustment device having a control unit that drives a focus adjustment optical system to a focused position acquired first by either a contrast detection system or a phase difference detection system
CN108387997B (zh) * 2011-11-11 2022-07-08 株式会社尼康 镜头镜筒
JP5799178B2 (ja) * 2012-11-29 2015-10-21 富士フイルム株式会社 撮像装置及び合焦制御方法
US9477138B2 (en) * 2013-06-10 2016-10-25 Apple Inc. Autofocus
JP6442824B2 (ja) * 2013-11-28 2018-12-26 株式会社ニコン 焦点検出装置
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
US10078198B2 (en) 2014-08-08 2018-09-18 Samsung Electronics Co., Ltd. Photographing apparatus for automatically determining a focus area and a control method thereof
JP6429546B2 (ja) * 2014-09-11 2018-11-28 キヤノン株式会社 撮像装置、制御方法、プログラム、および、記憶媒体
JP6463053B2 (ja) * 2014-09-12 2019-01-30 キヤノン株式会社 自動合焦装置、および自動合焦方法
CN105430270B (zh) 2015-12-10 2018-11-13 浙江宇视科技有限公司 一种自动聚焦的方法和装置
CN106506946B (zh) * 2016-10-26 2019-10-18 浙江宇视科技有限公司 一种摄像机自动聚焦方法及摄像机
JP6561370B1 (ja) * 2018-06-19 2019-08-21 エスゼット ディージェイアイ テクノロジー カンパニー リミテッドＳｚ Ｄｊｉ Ｔｅｃｈｎｏｌｏｇｙ Ｃｏ．，Ｌｔｄ 決定装置、撮像装置、決定方法、及びプログラム
WO2021217427A1 (zh) * 2020-04-28 2021-11-04 深圳市大疆创新科技有限公司 图像处理方法、装置、拍摄设备、可移动平台和存储介质

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4484806A (en) * 1982-04-28 1984-11-27 Matsushita Electric Industrial Co., Ltd. Automatic focussing apparatus
JPS59133783A (ja) * 1983-01-20 1984-08-01 Matsushita Electric Ind Co Ltd 自動焦点整合装置
JPS63215171A (ja) * 1987-03-03 1988-09-07 Victor Co Of Japan Ltd オ−トフオ−カス方式
JPH05308555A (ja) * 1992-04-28 1993-11-19 Fuji Photo Optical Co Ltd オートフォーカス方法及び装置
JP4331314B2 (ja) * 1999-04-12 2009-09-16 オリンパス株式会社 一眼レフレックスタイプの電子的撮影装置
JP2004219581A (ja) * 2003-01-10 2004-08-05 Canon Inc 自動焦点調節装置
JP4324402B2 (ja) * 2003-04-08 2009-09-02 Ｈｏｙａ株式会社 カメラの自動焦点調節装置
JP4374574B2 (ja) * 2004-03-30 2009-12-02 富士フイルム株式会社 マニュアルフォーカス調整装置及び合焦アシスト・プログラム
JP2005351925A (ja) * 2004-06-08 2005-12-22 Fuji Photo Film Co Ltd 撮像装置及び合焦制御方法
JP4042748B2 (ja) * 2005-02-09 2008-02-06 株式会社ニコン オートフォーカス装置

Also Published As

Publication number Publication date
WO2007083633A1 (ja) 2007-07-26
JP2007192859A (ja) 2007-08-02
CN101310205A (zh) 2008-11-19
KR20080084563A (ko) 2008-09-19
EP1975662A1 (en) 2008-10-01
US20090066830A1 (en) 2009-03-12

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