KR890016414A - 비디오카메라 - Google Patents

비디오카메라 Download PDF

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Publication number
KR890016414A
KR890016414A KR1019890004315A KR890004315A KR890016414A KR 890016414 A KR890016414 A KR 890016414A KR 1019890004315 A KR1019890004315 A KR 1019890004315A KR 890004315 A KR890004315 A KR 890004315A KR 890016414 A KR890016414 A KR 890016414A
Authority
KR
South Korea
Prior art keywords
video camera
aperture means
image pickup
amount
shutter
Prior art date
Application number
KR1019890004315A
Other languages
English (en)
Other versions
KR0149003B1 (ko
Inventor
다쓰오 이노우에
쓰도무 니이무라
Original Assignee
오가 노리오
소니 가부시기가이샤
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 오가 노리오, 소니 가부시기가이샤 filed Critical 오가 노리오
Publication of KR890016414A publication Critical patent/KR890016414A/ko
Application granted granted Critical
Publication of KR0149003B1 publication Critical patent/KR0149003B1/ko

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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
    • G03B7/00—Control of exposure by setting shutters, diaphragms or filters, separately or conjointly
    • G03B7/08—Control effected solely on the basis of the response, to the intensity of the light received by the camera, of a built-in light-sensitive device
    • G03B7/091—Digital circuits
    • G03B7/097—Digital circuits for control of both exposure time and aperture
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
    • H04N23/70—Circuitry for compensating brightness variation in the scene
    • H04N23/72—Combination of two or more compensation controls
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
    • H04N23/70—Circuitry for compensating brightness variation in the scene
    • H04N23/75—Circuitry for compensating brightness variation in the scene by influencing optical camera components

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Exposure Control For Cameras (AREA)
  • Transforming Light Signals Into Electric Signals (AREA)

Abstract

내용 없음

Description

비디오카메라
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
제 1 도는 본원 발명을 적용한 비디오카메라의 노출제어기구의 일예를 나타내는 모식도. 제 2 도는 그 조리개날개의 동작을 설명하는 특성도. 제 3 도는 전자셔터회로의 개략 구성을 나타내는 회로도.

Claims (1)

  1. 조리개수단과 촬상소자와 셔터수단을 가지고 이루어지며, 피사체광량이 소정치이하일 때는 셔터속도를 일정하게하는 동시에 상기 조리개수단을 작동시키고, 피사체광량이 소정치이상일때는 조리개를 일정하게 하는 동시에 상기 셔터수단을 작동시켜서, 상기 촬상소자에 입사되는 광량을 조절하도록 한 비디오카메라.
    ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
KR1019890004315A 1988-04-06 1989-04-01 비디오 카메라 KR0149003B1 (ko)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP63083036A JP2840744B2 (ja) 1988-04-06 1988-04-06 ビデオカメラ
JP63-83036 1988-04-06
JP88-83036 1988-04-06

Publications (2)

Publication Number Publication Date
KR890016414A true KR890016414A (ko) 1989-11-29
KR0149003B1 KR0149003B1 (ko) 1998-12-01

Family

ID=13790991

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019890004315A KR0149003B1 (ko) 1988-04-06 1989-04-01 비디오 카메라

Country Status (3)

Country Link
US (1) US5083209A (ko)
JP (1) JP2840744B2 (ko)
KR (1) KR0149003B1 (ko)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5194956A (en) * 1989-10-24 1993-03-16 Sony Corporation Lens and aperture control apparatus
JP2854359B2 (ja) * 1990-01-24 1999-02-03 富士通株式会社 画像処理システム
US5576762A (en) * 1990-11-07 1996-11-19 Canon Kabushiki Kaisha Solid-state image pickup device
US5293241A (en) * 1991-04-02 1994-03-08 Gold Star Co., Ltd. Method and circuit for controlling opening/closing of a camcorder iris diaphragm
JP3334151B2 (ja) * 1992-03-11 2002-10-15 ソニー株式会社 光量制御装置及びビデオカメラ装置
US5483280A (en) * 1992-03-11 1996-01-09 Sony Corporation Arrangement for controlling an iris to regulate light in an optical system
US5654533A (en) * 1992-10-26 1997-08-05 Kabushiki Kaisha Tec Apparatus and method for reading two-dimensional symbols
JP3088591B2 (ja) * 1993-06-17 2000-09-18 松下電器産業株式会社 固体撮像装置および駆動方法
JP3495410B2 (ja) * 1994-03-16 2004-02-09 ペンタックス株式会社 データシンボル読み取り装置
US6707500B1 (en) * 1995-03-17 2004-03-16 Canon Kabushiki Kaisha Image pickup apparatus with correction of held exposure parameters and lens spherical aberration correction
CA2253820C (en) 1996-05-06 2007-10-23 Cimatrix Smart progressive-scan charge-coupled device camera
KR100220015B1 (ko) * 1996-12-27 1999-09-01 구자홍 카메라의 자동 포커스(af) 제어방법
US6930723B1 (en) * 1999-07-13 2005-08-16 Canon Kabushiki Kaisha Quantity-of-light adjusting apparatus
US20030112339A1 (en) * 2001-12-17 2003-06-19 Eastman Kodak Company Method and system for compositing images with compensation for light falloff
JP2004317650A (ja) * 2003-04-14 2004-11-11 Fuji Photo Film Co Ltd カメラ
US7413313B2 (en) * 2004-11-12 2008-08-19 Infocus Corporation Optical shutter with rotational axis in light path of projection device
US20190202372A1 (en) * 2018-01-03 2019-07-04 Getac Technology Corporation Vehicular image pickup device and image capturing method

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5799623A (en) * 1980-12-11 1982-06-21 Minolta Camera Co Ltd Camera having optionally produced and set program line
JPS57200017A (en) * 1981-06-03 1982-12-08 Sony Corp Aperture locking device
JPS58145278A (ja) * 1982-02-22 1983-08-30 Toshiba Corp 撮像装置
DE3344274A1 (de) * 1982-12-07 1984-06-07 Canon K.K., Tokio/Tokyo Bildaufnahme-einrichtung mit einer belichtungssteuereinrichtung
JPH0614163B2 (ja) * 1982-12-14 1994-02-23 キヤノン株式会社 絞り装置
US4534639A (en) * 1982-12-21 1985-08-13 Canon Kabushiki Kaisha Camera having an exposure mode change-over device
JPS6169273A (ja) * 1984-09-12 1986-04-09 Canon Inc 撮像装置
JPS6361565A (ja) * 1986-09-02 1988-03-17 Fuji Photo Film Co Ltd 電子スチルカメラ

Also Published As

Publication number Publication date
JP2840744B2 (ja) 1998-12-24
US5083209A (en) 1992-01-21
JPH01255837A (ja) 1989-10-12
KR0149003B1 (ko) 1998-12-01

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