JPS54154346A - Color image reader - Google Patents

Color image reader

Info

Publication number
JPS54154346A
JPS54154346A JP6305278A JP6305278A JPS54154346A JP S54154346 A JPS54154346 A JP S54154346A JP 6305278 A JP6305278 A JP 6305278A JP 6305278 A JP6305278 A JP 6305278A JP S54154346 A JPS54154346 A JP S54154346A
Authority
JP
Japan
Prior art keywords
signals
filters
sensor units
color
respective sensor
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.)
Pending
Application number
JP6305278A
Other languages
Japanese (ja)
Inventor
Kazuya Matsumoto
Kiyonobu Endo
Kazuo Minoura
Tetsuo Kuwayama
Nobuyoshi Tanaka
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
Application filed by Canon Inc filed Critical Canon Inc
Priority to JP6305278A priority Critical patent/JPS54154346A/en
Publication of JPS54154346A publication Critical patent/JPS54154346A/en
Pending legal-status Critical Current

Links

Classifications

    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N9/00Details of colour television systems
    • H04N9/11Scanning of colour motion picture films, e.g. for telecine

Abstract

PURPOSE:To provide one-dimensional array form line sensors which are arrayed in a plurality and let color image reading to be performed economically with high resolution by so forming the photoelectric conversion regions of the first color and second color signals that their both sides are the photoelectric conversion regions for luminance signals. CONSTITUTION:(-R) filters 151, 152... which do not pass red color light and (-B) filters 171, 172... which do not pass blue color light are provided with transparent parts 161, 162... inbetween, on the respective picture elements of one-dimensional line sensors 13. The outputs corresponding to the luminance signals (Y signals) are obtainable from the respective sensor units placed in the transparent parts 16 and the signals subtracting the R signals from the Y signals are obtained from the respective sensor units placed behind the (-R) filters 15. The signals subtracting the B signals from the Y signals are obtained from the respective sensor units placed beheind the (-B) filters 17. Then, through the transfer line 31, the repetitions of the (-R) signals, Y signals, (-B) signals, Y signals, (-R) signals... are outputted.
JP6305278A 1978-05-25 1978-05-25 Color image reader Pending JPS54154346A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP6305278A JPS54154346A (en) 1978-05-25 1978-05-25 Color image reader

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP6305278A JPS54154346A (en) 1978-05-25 1978-05-25 Color image reader

Publications (1)

Publication Number Publication Date
JPS54154346A true JPS54154346A (en) 1979-12-05

Family

ID=13218167

Family Applications (1)

Application Number Title Priority Date Filing Date
JP6305278A Pending JPS54154346A (en) 1978-05-25 1978-05-25 Color image reader

Country Status (1)

Country Link
JP (1) JPS54154346A (en)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5671192U (en) * 1979-11-06 1981-06-11
JPS56123190A (en) * 1980-02-08 1981-09-28 Agfa Gevaert Ag Electronic image converter
JPS5979674A (en) * 1982-10-28 1984-05-08 Toshiba Corp Color adhesion sensor
US4736251A (en) * 1982-12-15 1988-04-05 Ikegami Tsushinki Co. Ltd. Color image pickup apparatus having one or more line sensors and a mechanical sub-scanning device
JPH03196121A (en) * 1989-12-26 1991-08-27 Victor Co Of Japan Ltd Method and device for converting information

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5671192U (en) * 1979-11-06 1981-06-11
JPS5732716Y2 (en) * 1979-11-06 1982-07-19
JPS56123190A (en) * 1980-02-08 1981-09-28 Agfa Gevaert Ag Electronic image converter
JPS5979674A (en) * 1982-10-28 1984-05-08 Toshiba Corp Color adhesion sensor
US4716456A (en) * 1982-10-28 1987-12-29 Tokya Shibaura Denki Kabushiki Kaisha CCD Color image sensor with a light source having a spectrum distribution characteristic having peaks at 470 nm and 590 nm and having no wavelengths above 700 nm
US4736251A (en) * 1982-12-15 1988-04-05 Ikegami Tsushinki Co. Ltd. Color image pickup apparatus having one or more line sensors and a mechanical sub-scanning device
JPH03196121A (en) * 1989-12-26 1991-08-27 Victor Co Of Japan Ltd Method and device for converting information

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