KR900004175A - Imaging device - Google Patents

Imaging device Download PDF

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Publication number
KR900004175A
KR900004175A KR1019890011877A KR890011877A KR900004175A KR 900004175 A KR900004175 A KR 900004175A KR 1019890011877 A KR1019890011877 A KR 1019890011877A KR 890011877 A KR890011877 A KR 890011877A KR 900004175 A KR900004175 A KR 900004175A
Authority
KR
South Korea
Prior art keywords
signal
variable gain
gain amplifier
amplifier circuit
image pickup
Prior art date
Application number
KR1019890011877A
Other languages
Korean (ko)
Other versions
KR0185170B1 (en
Inventor
도시하루 곤도
아끼히로 기꾸찌
다까시 고하시
Original Assignee
오오가 노리오
소니 가부시끼 가이샤
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 오오가 노리오, 소니 가부시끼 가이샤 filed Critical 오오가 노리오
Publication of KR900004175A publication Critical patent/KR900004175A/en
Application granted granted Critical
Publication of KR0185170B1 publication Critical patent/KR0185170B1/en

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Classifications

    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N23/00Cameras or camera modules comprising electronic image sensors; Control thereof
    • H04N23/70Circuitry for compensating brightness variation in the scene
    • H04N23/76Circuitry for compensating brightness variation in the scene by influencing the image signals
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N23/00Cameras or camera modules comprising electronic image sensors; Control thereof
    • H04N23/60Control of cameras or camera modules
    • H04N23/67Focus control based on electronic image sensor signals
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N23/00Cameras or camera modules comprising electronic image sensors; Control thereof
    • H04N23/70Circuitry for compensating brightness variation in the scene
    • H04N23/71Circuitry for evaluating the brightness variation
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N23/00Cameras or camera modules comprising electronic image sensors; Control thereof
    • H04N23/80Camera processing pipelines; Components thereof
    • H04N23/84Camera processing pipelines; Components thereof for processing colour signals
    • H04N23/88Camera processing pipelines; Components thereof for processing colour signals for colour balance, e.g. white-balance circuits or colour temperature control

Abstract

내용 없음No content

Description

촬상 장치Imaging device

본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음Since this is an open matter, no full text was included.

제1도는 본 발명의 한 실시예에 의한 촬상 장치를 도시하는 블럭도.1 is a block diagram showing an imaging device according to an embodiment of the present invention.

Claims (3)

촬상 신호를 출력하는 촬상 수단과, 상기 촬상 신호의 신호 레벨을 보정하는 가변이득 증폭 회로와, 상기 가변이득 증폭 회로의 출력 신호를 영상 신호로 변환함과 동시에, 상기 영상 신호의 화이트 밸런스를 조정하는 신호 처리 회로와, 상기 가변이득 증폭 회로의 출력 신호 또는 입력 신호를 디지탈 신호로 변환하는 아나로그 디지탈 변환 회로와, 상기 아나로그 디지탈 변환 회로의 출력 신호에 의거하여, 상기 신호 처리 회로의 화이트 밸런스 조정을 제어하는 제어 수단을 구비하는 것을 특징으로 하는 촬상 장치.An image pickup means for outputting an image pickup signal, a variable gain amplifier circuit for correcting the signal level of the image pickup signal, and an output signal from the variable gain amplifier circuit to a video signal, and at the same time adjusting the white balance of the video signal. White balance adjustment of the signal processing circuit based on a signal processing circuit, an analog digital conversion circuit for converting an output signal or an input signal of the variable gain amplifier circuit into a digital signal, and an output signal of the analog digital conversion circuit. And control means for controlling the control. 촬상 신호를 출력하는 촬상 수단과, 상기 촬상 수단의 수광면에 입사 광선을 유도하는 렌즈와, 상기 촬상 신호의 신호 레벨을 보정하는 가변이득 증폭 회로와, 상기 가변이득 증폭 회로의 출력 신호를 영상 신호로 변환함과 동시에, 상기 영상 신호의 화이트 밸런스를 조정하는 신호 처리 회로와, 상기 가변이득 증폭 회로의 출력 신호 또는 입력 신호를 디지탈 신호로 변환하는 아나로그 디지탈 변환 회로와, 상기 아나로그 디지탈 변환 회로의 출력 신호에 의거하여, 상기 렌즈의 포커스 및 상기 신호 처리 회로의 화이트 밸런스 조정을 제어하는 제어 수단을 구비하는 것을 특징으로 하는 촬상 장치.An image signal comprising an image pickup means for outputting an image pickup signal, a lens for inducing incident light rays on the light receiving surface of the image pickup means, a variable gain amplifier circuit for correcting a signal level of the image pickup signal, and an output signal from the variable gain amplifier circuit; A signal processing circuit for adjusting the white balance of the video signal at the same time, an analog digital conversion circuit for converting an output signal or an input signal of the variable gain amplifier circuit into a digital signal, and the analog digital conversion circuit. And control means for controlling the focus of the lens and the white balance adjustment of the signal processing circuit on the basis of an output signal of?. 촬상 신호를 출력하는 촬상 수단과, 상기 촬상 수단의 수광면에 입사 광선을 유도하는 렌즈와, 상기 입사 광선의 광량을 제한하는 조리개와, 상기 촬상 신호의 신호 레벨을 보정하는 가변이득 증폭 회로와, 상기 가변이득 증폭 회로의 출력 신호를 영상 신호로 변환함과 동시에, 상기 영상 신호의 화이트 밸런스를 조정하는 신호 처리 회로와 상기 가변이득 증폭 회로의 출력 신호 또는 입력 신호를 디지탈 신호로 변환하는 아나로그 디지탈 변환 회로와, 상기 아나로그 디지탈 변환 회로의 출력 신호에 의거하여, 상기 렌즈의 포커스, 상기 조리개, 상기 가변이득 증폭 회로의 이득 및 상기 신호 처리 회로의 화이트 밸런스 조정을 제어하는 제어수단을 구비하는 것을 특징으로 하는 촬상 장치.An imaging means for outputting an imaging signal, a lens for inducing incident light rays to the light receiving surface of the imaging means, an aperture limiting the amount of light of the incident light, a variable gain amplifier circuit for correcting the signal level of the imaging signal, An analog digital signal for converting an output signal of the variable gain amplifier circuit into a video signal and converting an output signal or an input signal of the variable gain amplifier circuit and a digital signal to adjust the white balance of the video signal. And control means for controlling the focus of the lens, the iris, the gain of the variable gain amplifier circuit, and the white balance adjustment of the signal processing circuit based on an output signal of the analog digital conversion circuit. An imaging device characterized by the above-mentioned. ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.※ Note: The disclosure is based on the initial application.
KR1019890011877A 1988-08-29 1989-08-21 Control circuit for a video camera KR0185170B1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP215850 1988-08-29
JP63215850A JP3000576B2 (en) 1988-08-29 1988-08-29 Imaging device
JP63-215850 1988-08-29

Publications (2)

Publication Number Publication Date
KR900004175A true KR900004175A (en) 1990-03-27
KR0185170B1 KR0185170B1 (en) 1999-05-01

Family

ID=16679308

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019890011877A KR0185170B1 (en) 1988-08-29 1989-08-21 Control circuit for a video camera

Country Status (2)

Country Link
JP (1) JP3000576B2 (en)
KR (1) KR0185170B1 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2632110B2 (en) * 1992-02-28 1997-07-23 三洋電機株式会社 Video camera
JP2614575B2 (en) * 1992-02-27 1997-05-28 三洋電機株式会社 Video camera

Also Published As

Publication number Publication date
KR0185170B1 (en) 1999-05-01
JP3000576B2 (en) 2000-01-17
JPH0263292A (en) 1990-03-02

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