JP4873733B2 - 原稿のカラー／白黒判定方法及び画像読取装置、画像形成装置、画像送信装置 - Google Patents

原稿のカラー／白黒判定方法及び画像読取装置、画像形成装置、画像送信装置 Download PDF

Info

Publication number
JP4873733B2
JP4873733B2 JP2007150780A JP2007150780A JP4873733B2 JP 4873733 B2 JP4873733 B2 JP 4873733B2 JP 2007150780 A JP2007150780 A JP 2007150780A JP 2007150780 A JP2007150780 A JP 2007150780A JP 4873733 B2 JP4873733 B2 JP 4873733B2
Authority
JP
Japan
Prior art keywords
document
color
scanning direction
reading
image
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
JP2007150780A
Other languages
English (en)
Japanese (ja)
Other versions
JP2008306396A (ja
JP2008306396A5 (enExample
Inventor
中村　　文彦
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 JP2007150780A priority Critical patent/JP4873733B2/ja
Publication of JP2008306396A publication Critical patent/JP2008306396A/ja
Publication of JP2008306396A5 publication Critical patent/JP2008306396A5/ja
Application granted granted Critical
Publication of JP4873733B2 publication Critical patent/JP4873733B2/ja
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Images

Landscapes

  • Image Input (AREA)
  • Facsimile Scanning Arrangements (AREA)
  • Facsimile Image Signal Circuits (AREA)
  • Color Image Communication Systems (AREA)
JP2007150780A 2007-06-06 2007-06-06 原稿のカラー／白黒判定方法及び画像読取装置、画像形成装置、画像送信装置 Expired - Fee Related JP4873733B2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2007150780A JP4873733B2 (ja) 2007-06-06 2007-06-06 原稿のカラー／白黒判定方法及び画像読取装置、画像形成装置、画像送信装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2007150780A JP4873733B2 (ja) 2007-06-06 2007-06-06 原稿のカラー／白黒判定方法及び画像読取装置、画像形成装置、画像送信装置

Publications (3)

Publication Number Publication Date
JP2008306396A JP2008306396A (ja) 2008-12-18
JP2008306396A5 JP2008306396A5 (enExample) 2010-09-16
JP4873733B2 true JP4873733B2 (ja) 2012-02-08

Family

ID=40234738

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2007150780A Expired - Fee Related JP4873733B2 (ja) 2007-06-06 2007-06-06 原稿のカラー／白黒判定方法及び画像読取装置、画像形成装置、画像送信装置

Country Status (1)

Country Link
JP (1) JP4873733B2 (enExample)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP6338554B2 (ja) 2015-07-06 2018-06-06 キヤノン株式会社 画像処理装置及び画像処理方法、プログラム
JP6590991B2 (ja) * 2018-05-09 2019-10-16 キヤノン株式会社 情報処理装置、情報処理装置の制御方法、及びプログラム
JP7520523B2 (ja) 2020-02-05 2024-07-23 キヤノン株式会社 画像読取装置

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2001119589A (ja) * 1999-10-18 2001-04-27 Canon Inc 画像処理装置及びその方法、及び画像処理システム
JP3804548B2 (ja) * 2002-02-26 2006-08-02 富士ゼロックス株式会社 画像処理装置
JP4541294B2 (ja) * 2005-03-15 2010-09-08 株式会社リコー 画像処理装置及び画像形成装置

Also Published As

Publication number Publication date
JP2008306396A (ja) 2008-12-18

Similar Documents

Publication Publication Date Title
US8422086B2 (en) Image processing apparatus and method using different scaling methods for scanning
JP5194885B2 (ja) 画像読み取り装置及び画像形成装置
US20100277777A1 (en) Image processing apparatus and image processing method
JP4873733B2 (ja) 原稿のカラー／白黒判定方法及び画像読取装置、画像形成装置、画像送信装置
US8755093B2 (en) Image reading apparatus and computer readable medium
US8654409B2 (en) Image scanning apparatus and method for correcting scanned image
JP5857485B2 (ja) 画像処理装置及びその制御方法
JP4412070B2 (ja) 画像読み取り装置、画像データの補正方法
JPH11355570A (ja) 画像読取装置
EP2141904B1 (en) Image reading device, image forming apparatus, and image reading method
US11196898B2 (en) Image reading apparatus, method of controlling image reading apparatus, and storage medium
JP4465997B2 (ja) 画像読み取り装置、画像処理装置、および画像処理方法
JP4367079B2 (ja) 画像読み取り装置
JP2006295404A (ja) 画像処理装置
JP2019057861A (ja) 画像読取り装置
JP4367096B2 (ja) 画像読み取り装置
JP7423272B2 (ja) 原稿読取装置、原稿読取装置の制御方法、及びプログラム
JP5652058B2 (ja) 画像読取装置およびそれを備えた画像形成装置
JP2005123703A (ja) 画像読み取り装置
US20210243322A1 (en) Image reading apparatus
US20190342462A1 (en) Output information generating method of an image reading device, and an image reading device
US20190342463A1 (en) Output image generating method of an image reading device, and an image reading device
JP2023042893A (ja) 画像処理装置、読取装置、画像形成装置、および特徴量検出方法
JP4354785B2 (ja) 画像読取装置
JP2005094220A (ja) 画像読取装置、プログラム及びコンピュータ読み取り可能な記録媒体

Legal Events

Date Code Title Description
A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20100607

A621 Written request for application examination

Free format text: JAPANESE INTERMEDIATE CODE: A621

Effective date: 20100607

A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20100802

A977 Report on retrieval

Free format text: JAPANESE INTERMEDIATE CODE: A971007

Effective date: 20110728

A131 Notification of reasons for refusal

Free format text: JAPANESE INTERMEDIATE CODE: A131

Effective date: 20110805

A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20111003

TRDD Decision of grant or rejection written
A01 Written decision to grant a patent or to grant a registration (utility model)

Free format text: JAPANESE INTERMEDIATE CODE: A01

Effective date: 20111024

A01 Written decision to grant a patent or to grant a registration (utility model)

Free format text: JAPANESE INTERMEDIATE CODE: A01

A61 First payment of annual fees (during grant procedure)

Free format text: JAPANESE INTERMEDIATE CODE: A61

Effective date: 20111121

FPAY Renewal fee payment (event date is renewal date of database)

Free format text: PAYMENT UNTIL: 20141202

Year of fee payment: 3

R151 Written notification of patent or utility model registration

Ref document number: 4873733

Country of ref document: JP

Free format text: JAPANESE INTERMEDIATE CODE: R151

FPAY Renewal fee payment (event date is renewal date of database)

Free format text: PAYMENT UNTIL: 20141202

Year of fee payment: 3

LAPS Cancellation because of no payment of annual fees