JP7574005B2 - 画像読取装置及び画像形成装置 - Google Patents

画像読取装置及び画像形成装置 Download PDF

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Publication number
JP7574005B2
JP7574005B2 JP2020111820A JP2020111820A JP7574005B2 JP 7574005 B2 JP7574005 B2 JP 7574005B2 JP 2020111820 A JP2020111820 A JP 2020111820A JP 2020111820 A JP2020111820 A JP 2020111820A JP 7574005 B2 JP7574005 B2 JP 7574005B2
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JP
Japan
Prior art keywords
document
reading
size
image
reading device
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JP2020111820A
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English (en)
Japanese (ja)
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JP2022010982A (ja
JP2022010982A5 (enExample
Inventor
太士 富井
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
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Publication date
Application filed by Canon Inc filed Critical Canon Inc
Priority to JP2020111820A priority Critical patent/JP7574005B2/ja
Priority to US17/345,310 priority patent/US11418667B2/en
Publication of JP2022010982A publication Critical patent/JP2022010982A/ja
Publication of JP2022010982A5 publication Critical patent/JP2022010982A5/ja
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Publication of JP7574005B2 publication Critical patent/JP7574005B2/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
    • H04N1/00681—Detecting the presence, position or size of a sheet or correcting its position before scanning
    • H04N1/00684—Object of the detection
    • H04N1/00708—Size or dimensions
    • H04N1/00713—Length
    • 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
    • H04N1/00681—Detecting the presence, position or size of a sheet or correcting its position before scanning
    • H04N1/00684—Object of the detection
    • H04N1/00724—Type of sheet, e.g. colour of paper or transparency
    • 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
    • H04N1/00681—Detecting the presence, position or size of a sheet or correcting its position before scanning
    • H04N1/00742—Detection methods
    • H04N1/00748—Detecting edges, e.g. of a stationary sheet
    • 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
    • H04N1/00681—Detecting the presence, position or size of a sheet or correcting its position before scanning
    • H04N1/00742—Detection methods
    • H04N1/00745—Detecting the leading or trailing ends of a moving sheet

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Facsimile Scanning Arrangements (AREA)
  • Image Input (AREA)
JP2020111820A 2020-06-29 2020-06-29 画像読取装置及び画像形成装置 Active JP7574005B2 (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP2020111820A JP7574005B2 (ja) 2020-06-29 2020-06-29 画像読取装置及び画像形成装置
US17/345,310 US11418667B2 (en) 2020-06-29 2021-06-11 Image reading apparatus and image forming apparatus

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2020111820A JP7574005B2 (ja) 2020-06-29 2020-06-29 画像読取装置及び画像形成装置

Publications (3)

Publication Number Publication Date
JP2022010982A JP2022010982A (ja) 2022-01-17
JP2022010982A5 JP2022010982A5 (enExample) 2023-06-14
JP7574005B2 true JP7574005B2 (ja) 2024-10-28

Family

ID=79030682

Family Applications (1)

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JP2020111820A Active JP7574005B2 (ja) 2020-06-29 2020-06-29 画像読取装置及び画像形成装置

Country Status (2)

Country Link
US (1) US11418667B2 (enExample)
JP (1) JP7574005B2 (enExample)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11399108B2 (en) * 2020-05-21 2022-07-26 Kyocera Document Solutions Inc. Image reading apparatus capable of determining whether missing part of document image occurs based on edge shape of at least one of leading and trailing edges of document image
JP2022030635A (ja) * 2020-08-07 2022-02-18 キヤノン株式会社 画像読取装置
JP7625933B2 (ja) * 2021-03-30 2025-02-04 ブラザー工業株式会社 画像記録装置、その制御方法及びプログラム
JP2023142236A (ja) * 2022-03-24 2023-10-05 富士フイルムビジネスイノベーション株式会社 画像処理装置及びプログラム

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2012209908A (ja) 2011-03-30 2012-10-25 Brother Ind Ltd 読取装置
JP2013038780A (ja) 2011-08-08 2013-02-21 Toshiba Corp 画像形成装置
JP2017199976A (ja) 2016-04-25 2017-11-02 キヤノン株式会社 画像処理装置、画像処理方法及びプログラム

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100509483B1 (ko) * 2002-12-23 2005-08-22 삼성전자주식회사 화상 독취방법 및 장치
JP2006067330A (ja) 2004-08-27 2006-03-09 Canon Inc 原稿読取装置および原稿サイズ検知方法
JP5084677B2 (ja) 2008-09-12 2012-11-28 キヤノン株式会社 原稿サイズ検知装置
US9413912B2 (en) * 2012-10-26 2016-08-09 Abbyy Development Llc Scanning device having a bed cover including a pattern of repeated design elements
JP6671927B2 (ja) 2015-11-04 2020-03-25 キヤノン株式会社 画像読取装置、画像読取方法
JP6562823B2 (ja) * 2015-12-01 2019-08-21 シャープ株式会社 画像読取装置

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2012209908A (ja) 2011-03-30 2012-10-25 Brother Ind Ltd 読取装置
JP2013038780A (ja) 2011-08-08 2013-02-21 Toshiba Corp 画像形成装置
JP2017199976A (ja) 2016-04-25 2017-11-02 キヤノン株式会社 画像処理装置、画像処理方法及びプログラム

Also Published As

Publication number Publication date
US20210409564A1 (en) 2021-12-30
JP2022010982A (ja) 2022-01-17
US11418667B2 (en) 2022-08-16

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