JP7433918B2 - 画像処理装置及び画像処理方法 - Google Patents

画像処理装置及び画像処理方法 Download PDF

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Publication number
JP7433918B2
JP7433918B2 JP2020002034A JP2020002034A JP7433918B2 JP 7433918 B2 JP7433918 B2 JP 7433918B2 JP 2020002034 A JP2020002034 A JP 2020002034A JP 2020002034 A JP2020002034 A JP 2020002034A JP 7433918 B2 JP7433918 B2 JP 7433918B2
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Japan
Prior art keywords
reading sensor
image processing
read
reading
sensor
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JP2020002034A
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English (en)
Japanese (ja)
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JP2021111862A (ja
JP2021111862A5 (enExample
Inventor
興宜 土屋
孝大 村澤
和也 小笠原
辰広 山縣
勇吾 望月
俊樹 宮崎
真夫 加藤
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Canon Inc
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Canon Inc
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Publication date
Application filed by Canon Inc filed Critical Canon Inc
Priority to JP2020002034A priority Critical patent/JP7433918B2/ja
Priority to US17/115,228 priority patent/US11412107B2/en
Publication of JP2021111862A publication Critical patent/JP2021111862A/ja
Publication of JP2021111862A5 publication Critical patent/JP2021111862A5/ja
Application granted granted Critical
Publication of JP7433918B2 publication Critical patent/JP7433918B2/ja
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    • 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
    • H04N1/64—Systems for the transmission or the storage of the colour picture signal; Details therefor, e.g. coding or decoding means therefor
    • H04N1/646—Transmitting or storing colour television type signals, e.g. PAL, Lab; Their conversion into additive or subtractive colour signals or vice versa therefor
    • 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
    • H04N1/40—Picture signal circuits
    • H04N1/40056—Circuits for driving or energising particular reading heads or original illumination means
    • 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
    • H04N1/04—Scanning arrangements, i.e. arrangements for the displacement of active reading or reproducing elements relative to the original or reproducing medium, or vice versa
    • H04N1/19—Scanning arrangements, i.e. arrangements for the displacement of active reading or reproducing elements relative to the original or reproducing medium, or vice versa using multi-element arrays
    • H04N1/191—Scanning arrangements, i.e. arrangements for the displacement of active reading or reproducing elements relative to the original or reproducing medium, or vice versa using multi-element arrays the array comprising a one-dimensional array, or a combination of one-dimensional arrays, or a substantially one-dimensional array, e.g. an array of staggered elements
    • H04N1/192—Simultaneously or substantially simultaneously scanning picture elements on one main scanning line
    • H04N1/193—Simultaneously or substantially simultaneously scanning picture elements on one main scanning line using electrically scanned linear arrays, e.g. linear CCD arrays
    • 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
    • H04N1/04—Scanning arrangements, i.e. arrangements for the displacement of active reading or reproducing elements relative to the original or reproducing medium, or vice versa
    • H04N1/19—Scanning arrangements, i.e. arrangements for the displacement of active reading or reproducing elements relative to the original or reproducing medium, or vice versa using multi-element arrays
    • H04N1/191—Scanning arrangements, i.e. arrangements for the displacement of active reading or reproducing elements relative to the original or reproducing medium, or vice versa using multi-element arrays the array comprising a one-dimensional array, or a combination of one-dimensional arrays, or a substantially one-dimensional array, e.g. an array of staggered elements
    • H04N1/192—Simultaneously or substantially simultaneously scanning picture elements on one main scanning line
    • H04N1/193—Simultaneously or substantially simultaneously scanning picture elements on one main scanning line using electrically scanned linear arrays, e.g. linear CCD arrays
    • H04N1/1932—Simultaneously or substantially simultaneously scanning picture elements on one main scanning line using electrically scanned linear arrays, e.g. linear CCD arrays using an array of elements displaced from one another in the sub scan direction, e.g. a diagonally arranged array
    • H04N1/1933—Staggered element arrays, e.g. arrays with elements arranged in a zigzag
    • 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
    • H04N1/40—Picture signal circuits
    • H04N1/401—Compensating positionally unequal response of the pick-up or reproducing head
    • 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
    • H04N1/48—Picture signal generators
    • 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
    • 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
    • H04N1/6002—Corrections within particular colour systems
    • H04N1/6008—Corrections within particular colour systems with primary colour signals, e.g. RGB or CMY(K)
    • 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
    • H04N1/6077—Colour balance, e.g. colour cast correction

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Facsimile Scanning Arrangements (AREA)
  • Image Processing (AREA)
  • Color Image Communication Systems (AREA)
JP2020002034A 2020-01-09 2020-01-09 画像処理装置及び画像処理方法 Active JP7433918B2 (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP2020002034A JP7433918B2 (ja) 2020-01-09 2020-01-09 画像処理装置及び画像処理方法
US17/115,228 US11412107B2 (en) 2020-01-09 2020-12-08 Image processing apparatus and image processing method

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2020002034A JP7433918B2 (ja) 2020-01-09 2020-01-09 画像処理装置及び画像処理方法

Publications (3)

Publication Number Publication Date
JP2021111862A JP2021111862A (ja) 2021-08-02
JP2021111862A5 JP2021111862A5 (enExample) 2023-01-17
JP7433918B2 true JP7433918B2 (ja) 2024-02-20

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US (1) US11412107B2 (enExample)
JP (1) JP7433918B2 (enExample)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP7585074B2 (ja) 2021-02-09 2024-11-18 キヤノン株式会社 画像処理装置、印刷装置、画像処理方法、及びプログラム
JP7674903B2 (ja) 2021-05-10 2025-05-12 キヤノン株式会社 画像処理装置、画像処理方法およびプログラム
KR20230055361A (ko) 2021-10-18 2023-04-25 캐논 가부시끼가이샤 화상 처리 장치, 화상 처리 방법, 및 프로그램을 저장하는 저장 매체
JP2023100179A (ja) * 2022-01-05 2023-07-18 キヤノン株式会社 画像処理装置及びその制御方法、画像読取装置、プログラム、記憶媒体
EP4340350A1 (en) 2022-09-15 2024-03-20 Canon Kabushiki Kaisha Image processing apparatus, image processing method, and program
JP2024088389A (ja) 2022-12-20 2024-07-02 キヤノン株式会社 画像処理装置、画像処理方法およびプログラム

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JP2019165340A (ja) 2018-03-19 2019-09-26 株式会社リコー 画像読取装置、画像形成装置および異常検出方法

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US7136523B2 (en) 2001-10-04 2006-11-14 Canon Kabushiki Kaisha Color correction table forming method and apparatus, control program and storage medium
JP4011933B2 (ja) 2002-02-22 2007-11-21 キヤノン株式会社 画像処理装置およびその方法
JP3880465B2 (ja) 2002-06-20 2007-02-14 キヤノン株式会社 色変換テーブルの作成方法およびその装置
JP4047119B2 (ja) 2002-09-20 2008-02-13 キヤノン株式会社 画像処理装置及び画像処理方法
JP4250493B2 (ja) 2003-10-01 2009-04-08 キヤノン株式会社 色変換マトリックス生成方法、色変換テーブル作成方法およびプログラム
JP2006086935A (ja) 2004-09-17 2006-03-30 Canon Inc 色処理装置およびその方法、画像処理方法、並びに、プリンタドライバ
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JP2019165340A (ja) 2018-03-19 2019-09-26 株式会社リコー 画像読取装置、画像形成装置および異常検出方法

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JP2021111862A (ja) 2021-08-02
US11412107B2 (en) 2022-08-09

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