JP4845801B2 - 画像処理装置及びメモリのアクセス制御方法 - Google Patents

画像処理装置及びメモリのアクセス制御方法 Download PDF

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Publication number
JP4845801B2
JP4845801B2 JP2007117561A JP2007117561A JP4845801B2 JP 4845801 B2 JP4845801 B2 JP 4845801B2 JP 2007117561 A JP2007117561 A JP 2007117561A JP 2007117561 A JP2007117561 A JP 2007117561A JP 4845801 B2 JP4845801 B2 JP 4845801B2
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JP
Japan
Prior art keywords
pixel
bits
signal
memory
line
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 - Fee Related
Application number
JP2007117561A
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English (en)
Japanese (ja)
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JP2008276408A5 (enExample
JP2008276408A (ja
Inventor
尚 石川
美也 池上
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 JP2007117561A priority Critical patent/JP4845801B2/ja
Priority to US12/108,582 priority patent/US8194279B2/en
Publication of JP2008276408A publication Critical patent/JP2008276408A/ja
Publication of JP2008276408A5 publication Critical patent/JP2008276408A5/ja
Application granted granted Critical
Publication of JP4845801B2 publication Critical patent/JP4845801B2/ja
Priority to US13/462,048 priority patent/US9118848B2/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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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
    • H04N1/32—Circuits or arrangements for control or supervision between transmitter and receiver or between image input and image output device, e.g. between a still-image camera and its memory or between a still-image camera and a printer device
    • H04N1/32358—Circuits or arrangements for control or supervision between transmitter and receiver or between image input and image output device, e.g. between a still-image camera and its memory or between a still-image camera and a printer device using picture signal storage, e.g. at transmitter
    • 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
    • H04N1/32—Circuits or arrangements for control or supervision between transmitter and receiver or between image input and image output device, e.g. between a still-image camera and its memory or between a still-image camera and a printer device
    • H04N1/32358—Circuits or arrangements for control or supervision between transmitter and receiver or between image input and image output device, e.g. between a still-image camera and its memory or between a still-image camera and a printer device using picture signal storage, e.g. at transmitter
    • H04N1/32443—Circuits or arrangements for control or supervision between transmitter and receiver or between image input and image output device, e.g. between a still-image camera and its memory or between a still-image camera and a printer device using picture signal storage, e.g. at transmitter with asynchronous operation of the image input and output devices connected to the memory
    • 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
    • H04N1/32—Circuits or arrangements for control or supervision between transmitter and receiver or between image input and image output device, e.g. between a still-image camera and its memory or between a still-image camera and a printer device
    • H04N1/32358—Circuits or arrangements for control or supervision between transmitter and receiver or between image input and image output device, e.g. between a still-image camera and its memory or between a still-image camera and a printer device using picture signal storage, e.g. at transmitter
    • H04N1/32459—Circuits or arrangements for control or supervision between transmitter and receiver or between image input and image output device, e.g. between a still-image camera and its memory or between a still-image camera and a printer device using picture signal storage, e.g. at transmitter for changing the arrangement of the stored data
    • H04N1/32475—Changing the format of the data, e.g. parallel to serial or vice versa
    • 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
    • H04N2201/00—Indexing scheme relating to scanning, transmission or reproduction of documents or the like, and to details thereof
    • H04N2201/0077—Types of the still picture apparatus
    • H04N2201/0081—Image reader
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N2201/00—Indexing scheme relating to scanning, transmission or reproduction of documents or the like, and to details thereof
    • H04N2201/0077—Types of the still picture apparatus
    • H04N2201/0082—Image hardcopy reproducer
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N2201/00—Indexing scheme relating to scanning, transmission or reproduction of documents or the like, and to details thereof
    • H04N2201/0077—Types of the still picture apparatus
    • H04N2201/0091—Digital copier; digital 'photocopier'
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N2201/00—Indexing scheme relating to scanning, transmission or reproduction of documents or the like, and to details thereof
    • H04N2201/32—Circuits or arrangements for control or supervision between transmitter and receiver or between image input and image output device, e.g. between a still-image camera and its memory or between a still-image camera and a printer device
    • H04N2201/3285—Circuits or arrangements for control or supervision between transmitter and receiver or between image input and image output device, e.g. between a still-image camera and its memory or between a still-image camera and a printer device using picture signal storage, e.g. at transmitter
    • H04N2201/329—Storage of less than a complete document page or image frame
    • H04N2201/3294—Storage of less than a complete document page or image frame of several complete lines, e.g. a band of data

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Image Input (AREA)
  • Storing Facsimile Image Data (AREA)
  • Facsimile Scanning Arrangements (AREA)
JP2007117561A 2007-04-26 2007-04-26 画像処理装置及びメモリのアクセス制御方法 Expired - Fee Related JP4845801B2 (ja)

Priority Applications (3)

Application Number Priority Date Filing Date Title
JP2007117561A JP4845801B2 (ja) 2007-04-26 2007-04-26 画像処理装置及びメモリのアクセス制御方法
US12/108,582 US8194279B2 (en) 2007-04-26 2008-04-24 Image data combining apparatus and method
US13/462,048 US9118848B2 (en) 2007-04-26 2012-05-02 Image data combining apparatus and method

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2007117561A JP4845801B2 (ja) 2007-04-26 2007-04-26 画像処理装置及びメモリのアクセス制御方法

Publications (3)

Publication Number Publication Date
JP2008276408A JP2008276408A (ja) 2008-11-13
JP2008276408A5 JP2008276408A5 (enExample) 2010-07-01
JP4845801B2 true JP4845801B2 (ja) 2011-12-28

Family

ID=39886553

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2007117561A Expired - Fee Related JP4845801B2 (ja) 2007-04-26 2007-04-26 画像処理装置及びメモリのアクセス制御方法

Country Status (2)

Country Link
US (2) US8194279B2 (enExample)
JP (1) JP4845801B2 (enExample)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4876051B2 (ja) 2007-10-10 2012-02-15 キヤノン株式会社 画像処理装置及びその制御方法
JP4492671B2 (ja) * 2007-10-31 2010-06-30 ブラザー工業株式会社 画像処理プログラム
JP5209953B2 (ja) * 2007-12-20 2013-06-12 キヤノン株式会社 画像データ供給装置および画像データ供給方法
JP5262680B2 (ja) * 2008-12-19 2013-08-14 富士ゼロックス株式会社 画像形成装置
JP2010161503A (ja) * 2009-01-06 2010-07-22 Canon Inc 画像形成装置及び画像形成方法
US8427693B2 (en) * 2009-03-24 2013-04-23 Kyocera Document Solutions Inc. Image processing apparatus and method
JP5448786B2 (ja) * 2009-04-06 2014-03-19 キヤノン株式会社 画像読取装置及びその制御方法
JP5623063B2 (ja) * 2009-11-16 2014-11-12 キヤノン株式会社 画像処理装置およびその方法
JP6472300B2 (ja) 2015-03-31 2019-02-20 キヤノン株式会社 画像処理装置および情報処理装置、並びに、それらの方法
JP2021048456A (ja) * 2019-09-17 2021-03-25 株式会社東芝 画像処理装置
CN110570812B (zh) * 2019-10-18 2020-11-10 纳晶科技股份有限公司 像素电路、其制作方法和显示装置
JP7780316B2 (ja) * 2021-12-09 2025-12-04 キヤノン株式会社 画像形成装置および方法

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH04244791A (ja) * 1991-01-28 1992-09-01 Nippon Telegr & Teleph Corp <Ntt> 画像入力装置
JP2918366B2 (ja) * 1991-09-04 1999-07-12 大日本スクリーン製造株式会社 円筒内面走査型画像記録装置
KR950006033B1 (ko) * 1992-04-30 1995-06-07 삼성전자주식회사 화상배율 변환방법 및 그 장치
JP3524110B2 (ja) * 1992-11-06 2004-05-10 株式会社ルネサステクノロジ マイクロコンピュータシステム
JP3766192B2 (ja) * 1997-11-13 2006-04-12 株式会社東芝 光電変換装置、光電変換方法、画像情報処理装置、画像情報処理方法、および画像形成装置
JP3899627B2 (ja) * 1998-01-06 2007-03-28 富士ゼロックス株式会社 リニアイメージセンサおよび画像読み取り装置および電荷転送方法
JPH11275371A (ja) * 1998-03-19 1999-10-08 Matsushita Electric Ind Co Ltd 画像読み取り装置
US6322197B1 (en) * 1998-08-27 2001-11-27 Canon Kabushiki Kaisha Printing method and apparatus
US6825949B1 (en) * 1998-12-18 2004-11-30 Canon Kabushiki Kaisha Image processing apparatus
JP3733826B2 (ja) * 2000-03-03 2006-01-11 セイコーエプソン株式会社 画像処理装置
US6765703B1 (en) 2000-09-27 2004-07-20 Kabushiki Kaisha Toshiba Method and apparatus for sensing image
JP2002103700A (ja) * 2000-09-28 2002-04-09 Matsushita Electric Ind Co Ltd 画像処理装置
US7046402B2 (en) * 2001-10-31 2006-05-16 Kabushiki Kaisha Toshiba Image reading apparatus and image forming apparatus
JP4695815B2 (ja) * 2002-02-22 2011-06-08 キヤノン株式会社 描画処理装置および描画処理方法およびコンピュータが読み取り可能な記憶媒体およびプログラム
US7580151B2 (en) * 2003-10-01 2009-08-25 Seiko Epson Corporation Image processing system and method, printing system
JP4594042B2 (ja) * 2004-11-12 2010-12-08 キヤノン株式会社 画像処理方法、画像処理装置、及びコンピュータプログラム
JP4151678B2 (ja) * 2005-06-30 2008-09-17 ブラザー工業株式会社 画像読取装置及び画像読取方法

Also Published As

Publication number Publication date
US8194279B2 (en) 2012-06-05
JP2008276408A (ja) 2008-11-13
US9118848B2 (en) 2015-08-25
US20120219237A1 (en) 2012-08-30
US20080266581A1 (en) 2008-10-30

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