CA2279589C - Appareil de traitement d'images et machine reprographique - Google Patents

Appareil de traitement d'images et machine reprographique Download PDF

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Publication number
CA2279589C
CA2279589C CA002279589A CA2279589A CA2279589C CA 2279589 C CA2279589 C CA 2279589C CA 002279589 A CA002279589 A CA 002279589A CA 2279589 A CA2279589 A CA 2279589A CA 2279589 C CA2279589 C CA 2279589C
Authority
CA
Canada
Prior art keywords
image
circuit
color
discriminating
signal
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.)
Expired - Lifetime
Application number
CA002279589A
Other languages
English (en)
Other versions
CA2279589A1 (fr
Inventor
Yutaka Udagawa
Masahiro Funada
Ken-Ichi Ohta
Yoichi Takaragi
Eiji Ohta
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 JP3066901A external-priority patent/JP2647566B2/ja
Priority claimed from JP16037991A external-priority patent/JP3184563B2/ja
Priority claimed from JP16038191A external-priority patent/JP3184564B2/ja
Priority claimed from JP25221891A external-priority patent/JP3154422B2/ja
Priority claimed from JP04389692A external-priority patent/JP3302039B2/ja
Application filed by Canon Inc filed Critical Canon Inc
Priority claimed from CA002064353A external-priority patent/CA2064353C/fr
Publication of CA2279589A1 publication Critical patent/CA2279589A1/fr
Application granted granted Critical
Publication of CA2279589C publication Critical patent/CA2279589C/fr
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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Landscapes

  • Facsimile Image Signal Circuits (AREA)
  • Cleaning In Electrography (AREA)
  • Control Or Security For Electrophotography (AREA)
CA002279589A 1991-03-29 1992-03-27 Appareil de traitement d'images et machine reprographique Expired - Lifetime CA2279589C (fr)

Applications Claiming Priority (11)

Application Number Priority Date Filing Date Title
JP3-066901 1991-03-29
JP3066901A JP2647566B2 (ja) 1991-03-29 1991-03-29 画像処理装置
JP16037991A JP3184563B2 (ja) 1991-07-01 1991-07-01 画像処理装置、画像処理デバイス及び複写装置
JP3-160381 1991-07-01
JP16038191A JP3184564B2 (ja) 1991-07-01 1991-07-01 画像処理装置
JP3-160379 1991-07-01
JP3-252218 1991-09-30
JP25221891A JP3154422B2 (ja) 1991-09-30 1991-09-30 カラー複写装置
JP4-043896 1992-02-28
JP04389692A JP3302039B2 (ja) 1992-02-28 1992-02-28 画像処理装置
CA002064353A CA2064353C (fr) 1991-03-29 1992-03-27 Appareil de traitement d'images et machine reprographique

Related Parent Applications (1)

Application Number Title Priority Date Filing Date
CA002064353A Division CA2064353C (fr) 1991-03-29 1992-03-27 Appareil de traitement d'images et machine reprographique

Publications (2)

Publication Number Publication Date
CA2279589A1 CA2279589A1 (fr) 1992-09-30
CA2279589C true CA2279589C (fr) 2002-04-23

Family

ID=27543438

Family Applications (2)

Application Number Title Priority Date Filing Date
CA002279591A Expired - Lifetime CA2279591C (fr) 1991-03-29 1992-03-27 Appareil de traitement d'images et machine reprographique
CA002279589A Expired - Lifetime CA2279589C (fr) 1991-03-29 1992-03-27 Appareil de traitement d'images et machine reprographique

Family Applications Before (1)

Application Number Title Priority Date Filing Date
CA002279591A Expired - Lifetime CA2279591C (fr) 1991-03-29 1992-03-27 Appareil de traitement d'images et machine reprographique

Country Status (1)

Country Link
CA (2) CA2279591C (fr)

Also Published As

Publication number Publication date
CA2279589A1 (fr) 1992-09-30
CA2279591A1 (fr) 1992-09-30
CA2279591C (fr) 2002-05-28

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Legal Events

Date Code Title Description
EEER Examination request
MKLA Lapsed
MKEC Expiry (correction)

Effective date: 20121202