IT1219118B - Dispositivo di scansione di documenti per un apparecchiatura di lettura e trattamento digitale di immagini a colori - Google Patents

Dispositivo di scansione di documenti per un apparecchiatura di lettura e trattamento digitale di immagini a colori

Info

Publication number
IT1219118B
IT1219118B IT67232/88A IT6723288A IT1219118B IT 1219118 B IT1219118 B IT 1219118B IT 67232/88 A IT67232/88 A IT 67232/88A IT 6723288 A IT6723288 A IT 6723288A IT 1219118 B IT1219118 B IT 1219118B
Authority
IT
Italy
Prior art keywords
reading
scanning device
color images
document scanning
digital treatment
Prior art date
Application number
IT67232/88A
Other languages
English (en)
Other versions
IT8867232A0 (it
Inventor
Giuseppe Fogaroli
Giuseppe Coli
Giorgio Tadini
Giampiero Meazza
Original Assignee
Olivetti & Co Spa
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 Olivetti & Co Spa filed Critical Olivetti & Co Spa
Priority to IT67232/88A priority Critical patent/IT1219118B/it
Publication of IT8867232A0 publication Critical patent/IT8867232A0/it
Priority to EP19890301032 priority patent/EP0333312A3/en
Priority to US07/309,085 priority patent/US4954888A/en
Priority to JP1065791A priority patent/JPH01303875A/ja
Application granted granted Critical
Publication of IT1219118B publication Critical patent/IT1219118B/it

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N1/00—Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof
    • H04N1/46—Colour picture communication systems
    • H04N1/56—Processing of colour picture signals
    • H04N1/60—Colour correction or control
    • H04N1/62—Retouching, i.e. modification of isolated colours only or in isolated picture areas only
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N1/00—Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof
    • H04N1/46—Colour picture communication systems
    • H04N1/56—Processing of colour picture signals

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Color Image Communication Systems (AREA)
  • Facsimile Image Signal Circuits (AREA)
  • Image Processing (AREA)
  • Facsimile Scanning Arrangements (AREA)
IT67232/88A 1988-03-18 1988-03-18 Dispositivo di scansione di documenti per un apparecchiatura di lettura e trattamento digitale di immagini a colori IT1219118B (it)

Priority Applications (4)

Application Number Priority Date Filing Date Title
IT67232/88A IT1219118B (it) 1988-03-18 1988-03-18 Dispositivo di scansione di documenti per un apparecchiatura di lettura e trattamento digitale di immagini a colori
EP19890301032 EP0333312A3 (en) 1988-03-18 1989-02-02 Device for scanning documents
US07/309,085 US4954888A (en) 1988-03-18 1989-02-06 Apparatus for reading and digital processing of color images
JP1065791A JPH01303875A (ja) 1988-03-18 1989-03-17 文書走査装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT67232/88A IT1219118B (it) 1988-03-18 1988-03-18 Dispositivo di scansione di documenti per un apparecchiatura di lettura e trattamento digitale di immagini a colori

Publications (2)

Publication Number Publication Date
IT8867232A0 IT8867232A0 (it) 1988-03-18
IT1219118B true IT1219118B (it) 1990-05-03

Family

ID=11300699

Family Applications (1)

Application Number Title Priority Date Filing Date
IT67232/88A IT1219118B (it) 1988-03-18 1988-03-18 Dispositivo di scansione di documenti per un apparecchiatura di lettura e trattamento digitale di immagini a colori

Country Status (4)

Country Link
US (1) US4954888A (it)
EP (1) EP0333312A3 (it)
JP (1) JPH01303875A (it)
IT (1) IT1219118B (it)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2808114B2 (ja) * 1988-03-30 1998-10-08 キヤノン株式会社 カラー入力装置
JPH02262680A (ja) * 1989-04-03 1990-10-25 Minolta Camera Co Ltd 複写機
US5223922A (en) * 1989-06-26 1993-06-29 Seiko Instruments Inc. Color picture image reading device with color correction function
US5742711A (en) * 1995-01-04 1998-04-21 Mustek Systems Inc. Low-distortion and high-speed color image scanner
TWI241838B (en) * 2004-07-23 2005-10-11 Lite On Technology Corp High-speed light sensing element for high-speed image scanning system
KR100640894B1 (ko) * 2004-09-07 2006-11-02 엘지전자 주식회사 이동통신 단말기용 컬러 액정 표시 장치의 제어 장치 및 제어방법

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4517590A (en) * 1981-10-31 1985-05-14 Tokyo Shibaura Denki Kabushiki Kaisha Color printing apparatus
DE3364212D1 (en) * 1982-11-30 1986-07-24 Toshiba Kk Picture signal processing system suitable for displaying continuous tone pictures
DE3408321A1 (de) * 1983-03-08 1984-09-13 Canon K.K., Tokio/Tokyo Bildverarbeitungssystem
GB8410860D0 (en) * 1984-04-27 1984-06-06 Crosfield Electronics Ltd Image modification
JPS61293069A (ja) * 1985-06-20 1986-12-23 Sharp Corp 画像情報記憶方法
US4879595A (en) * 1985-10-22 1989-11-07 Konishiroku Photo Industry Co., Ltd. Technique for reproducing an image read from a color original

Also Published As

Publication number Publication date
JPH01303875A (ja) 1989-12-07
US4954888A (en) 1990-09-04
EP0333312A3 (en) 1991-05-22
EP0333312A2 (en) 1989-09-20
IT8867232A0 (it) 1988-03-18

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Legal Events

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TA Fee payment date (situation as of event date), data collected since 19931001

Effective date: 19950330