DE3829733A1 - Automatische fokussiervorrichtung - Google Patents

Automatische fokussiervorrichtung

Info

Publication number
DE3829733A1
DE3829733A1 DE3829733A DE3829733A DE3829733A1 DE 3829733 A1 DE3829733 A1 DE 3829733A1 DE 3829733 A DE3829733 A DE 3829733A DE 3829733 A DE3829733 A DE 3829733A DE 3829733 A1 DE3829733 A1 DE 3829733A1
Authority
DE
Germany
Prior art keywords
image
information
binary
image receiving
areas
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
Application number
DE3829733A
Other languages
German (de)
English (en)
Other versions
DE3829733C2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html
Inventor
Kunihiko Yamada
Akihiro Fujiwara
Masamichi Toyama
Hirofumi Suda
Kitahiro Kaneda
Katsuji Yoshimura
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Canon Inc
Original Assignee
Canon Inc
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
Priority claimed from JP62219670A external-priority patent/JP2659964B2/ja
Priority claimed from JP62228993A external-priority patent/JP2713918B2/ja
Priority claimed from JP63079814A external-priority patent/JPH01251878A/ja
Application filed by Canon Inc filed Critical Canon Inc
Priority to DE19883844873 priority Critical patent/DE3844873C2/de
Priority to DE19883844874 priority patent/DE3844874C2/de
Publication of DE3829733A1 publication Critical patent/DE3829733A1/de
Application granted granted Critical
Publication of DE3829733C2 publication Critical patent/DE3829733C2/de
Granted legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/14—Picture signal circuitry for video frequency region
    • H04N5/144—Movement detection
    • H04N5/145—Movement estimation
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Automatic Focus Adjustment (AREA)
DE3829733A 1987-09-02 1988-09-01 Automatische fokussiervorrichtung Granted DE3829733A1 (de)

Priority Applications (2)

Application Number Priority Date Filing Date Title
DE19883844873 DE3844873C2 (de) 1987-09-02 1988-09-01 Bildaufnahmevorrichtung
DE19883844874 DE3844874C2 (de) 1987-09-02 1988-09-01 Automatische Scharfeinstellvorrichtung

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP62219670A JP2659964B2 (ja) 1987-09-02 1987-09-02 自動合焦装置
JP62228993A JP2713918B2 (ja) 1987-09-12 1987-09-12 自動合焦装置
JP63079814A JPH01251878A (ja) 1988-03-30 1988-03-30 自動合焦装置

Publications (2)

Publication Number Publication Date
DE3829733A1 true DE3829733A1 (de) 1989-04-06
DE3829733C2 DE3829733C2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1993-06-17

Family

ID=27303121

Family Applications (1)

Application Number Title Priority Date Filing Date
DE3829733A Granted DE3829733A1 (de) 1987-09-02 1988-09-01 Automatische fokussiervorrichtung

Country Status (3)

Country Link
US (2) US5164835A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
DE (1) DE3829733A1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
GB (1) GB2209446B (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2209446B (en) * 1987-09-02 1992-09-30 Canon Kk Automatic focusing device
JPH04207481A (ja) * 1990-11-30 1992-07-29 Canon Inc 動き検出装置
JP3697745B2 (ja) * 1995-06-30 2005-09-21 ソニー株式会社 オートフォーカス制御装置及び方法
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
US5878283A (en) * 1996-09-05 1999-03-02 Eastman Kodak Company Single-use camera with motion sensor
US6967686B1 (en) * 1998-02-27 2005-11-22 Canon Kabushiki Kaisha Image sensing method, image sensing apparatus, lens control method therefor, and storage medium
US6906751B1 (en) * 1998-07-22 2005-06-14 Minolta Co., Ltd. Digital camera and control method thereof
JP4389371B2 (ja) * 2000-09-28 2009-12-24 株式会社ニコン 画像修復装置および画像修復方法
US7162101B2 (en) * 2001-11-15 2007-01-09 Canon Kabushiki Kaisha Image processing apparatus and method
US20070109660A1 (en) * 2003-09-10 2007-05-17 Sharp Kabushiki Kaisha Imaging lens position control device
JP4419084B2 (ja) * 2005-04-15 2010-02-24 ソニー株式会社 制御装置および方法、プログラム、並びにカメラ
KR100649983B1 (ko) * 2005-10-05 2006-11-27 삼성전자주식회사 동작 감지를 이용한 촬영 장치 및 방법
JP2008309947A (ja) * 2007-06-13 2008-12-25 Fujifilm Corp 撮像装置及び撮像方法
TWI469629B (zh) * 2008-09-30 2015-01-11 Htc Corp 啟動自動對焦功能的方法、其電子裝置、儲存媒體，與使用此方法之電腦程式產品
TWI395473B (zh) * 2009-10-09 2013-05-01 Altek Corp 在低亮度場景執行自動對焦之系統與方法
JP2018087860A (ja) * 2016-11-28 2018-06-07 オリンパス株式会社 撮像装置及び撮像装置の制御方法

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2950220C2 (de) * 1978-12-28 1982-04-15 Asahi Kogaku Kogyo K.K., Tokyo Automatische Fokussierungsermittlungsvorrichtung für eine Kamera
DE3004147C2 (de) * 1979-02-09 1983-06-23 Asahi Kogaku Kogyo K.K., Tokyo Fokussierungsermittlungseinrichtung für eine Kamera

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2195214B (en) * 1980-12-10 1988-10-26 Emi Ltd Automatic focussing system for an optical system
CA1246734A (en) * 1983-09-08 1988-12-13 Nec Corp DEVICE FOR DETECTING MOTION IN TELEVISION SIGNALS
JPS60132473A (ja) * 1983-12-20 1985-07-15 Asahi Optical Co Ltd ビデオカメラのオ−トフオ−カス装置
US4661853A (en) * 1985-11-01 1987-04-28 Rca Corporation Interfield image motion detector for video signals
EP0236519B1 (en) * 1986-03-08 1989-06-07 ANT Nachrichtentechnik GmbH Motion compensating field interpolation method using a hierarchically structured displacement estimator
JP2540809B2 (ja) * 1986-07-30 1996-10-09 ソニー株式会社 高能率符号化装置
JP2535845B2 (ja) * 1986-10-08 1996-09-18 キヤノン株式会社 自動合焦装置
JPH0644806B2 (ja) * 1987-02-18 1994-06-08 三洋電機株式会社 オ−トフオ−カス回路
GB2209446B (en) * 1987-09-02 1992-09-30 Canon Kk Automatic focusing device
JP2584019B2 (ja) * 1988-06-17 1997-02-19 富士写真フイルム株式会社 カメラおよびその合焦制御装置
FR2638924B1 (fr) * 1988-11-09 1991-01-25 Artieri Alain Procede et circuit de traitement par bloc de signal bidimensionnel d'images animees
US5093720A (en) * 1990-08-20 1992-03-03 General Instrument Corporation Motion compensation for interlaced digital television signals

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2950220C2 (de) * 1978-12-28 1982-04-15 Asahi Kogaku Kogyo K.K., Tokyo Automatische Fokussierungsermittlungsvorrichtung für eine Kamera
DE3004147C2 (de) * 1979-02-09 1983-06-23 Asahi Kogaku Kogyo K.K., Tokyo Fokussierungsermittlungseinrichtung für eine Kamera

Also Published As

Publication number Publication date
GB2209446B (en) 1992-09-30
GB2209446A (en) 1989-05-10
US5164835A (en) 1992-11-17
GB8820363D0 (en) 1988-09-28
US5422671A (en) 1995-06-06
DE3829733C2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1993-06-17

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