JPH0415661B2 - - Google Patents
Info
- Publication number
- JPH0415661B2 JPH0415661B2 JP56008614A JP861481A JPH0415661B2 JP H0415661 B2 JPH0415661 B2 JP H0415661B2 JP 56008614 A JP56008614 A JP 56008614A JP 861481 A JP861481 A JP 861481A JP H0415661 B2 JPH0415661 B2 JP H0415661B2
- Authority
- JP
- Japan
- Prior art keywords
- document
- scanning
- image
- sub
- original
- 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 - Lifetime
Links
- 238000000605 extraction Methods 0.000 claims description 2
- 230000015654 memory Effects 0.000 description 17
- 238000000034 method Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 239000000463 material Substances 0.000 description 2
- 238000001514 detection method Methods 0.000 description 1
- 230000006870 function Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
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
- H04N1/00681—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
-
- 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
-
- 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
- H04N1/00729—Detection means
- H04N1/00734—Optical detectors
- H04N1/00737—Optical detectors using the scanning elements as detectors
-
- 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
- H04N1/0075—Detecting a change in reflectivity
-
- 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
- H04N1/00763—Action taken as a result of detection
- H04N1/00774—Adjusting or controlling
- H04N1/00779—Adjusting settings, e.g. mode, feeding rate or type of paper
-
- 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
- H04N1/333—Mode signalling or mode changing; Handshaking therefor
-
- 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
- H04N2201/333—Mode signalling or mode changing; Handshaking therefor
- H04N2201/33307—Mode signalling or mode changing; Handshaking therefor of a particular mode
- H04N2201/33314—Mode signalling or mode changing; Handshaking therefor of a particular mode of reading or reproducing mode
- H04N2201/33321—Image or page size, e.g. A3, A4
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Image Input (AREA)
- Facsimile Scanning Arrangements (AREA)
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP56008614A JPS57123764A (en) | 1981-01-23 | 1981-01-23 | Image scanner |
US06/339,282 US4439790A (en) | 1981-01-23 | 1982-01-13 | Image forming apparatus |
US06/543,907 US4554592A (en) | 1981-01-23 | 1983-10-20 | Image forming apparatus |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP56008614A JPS57123764A (en) | 1981-01-23 | 1981-01-23 | Image scanner |
Related Child Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP63012068A Division JPS63211870A (ja) | 1988-01-22 | 1988-01-22 | 画像走査装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS57123764A JPS57123764A (en) | 1982-08-02 |
JPH0415661B2 true JPH0415661B2 (da) | 1992-03-18 |
Family
ID=11697822
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP56008614A Granted JPS57123764A (en) | 1981-01-23 | 1981-01-23 | Image scanner |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS57123764A (da) |
Families Citing this family (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5276533A (en) * | 1982-10-08 | 1994-01-04 | Canon Kabushiki Kaisha | Image processing system |
DE3382832T2 (de) * | 1982-10-08 | 2000-07-27 | Canon Kk | Bildverarbeitungsgerät |
DE3442793A1 (de) * | 1983-11-25 | 1985-06-05 | Canon K.K., Tokio/Tokyo | Bildverarbeitungseinrichtung |
DE3448540C2 (de) * | 1983-11-25 | 1999-11-11 | Canon Kk | Bildverarbeitungsgerät |
DE3448404C2 (de) * | 1983-11-25 | 1995-08-31 | Canon Kk | Bildverarbeitungseinrichtung |
JPS60194868A (ja) * | 1984-03-17 | 1985-10-03 | Mita Ind Co Ltd | 原稿端縁座標の検出回路 |
JPH0695720B2 (ja) * | 1984-05-25 | 1994-11-24 | 株式会社リコー | 画像走査装置 |
JP2685049B2 (ja) * | 1985-04-22 | 1997-12-03 | ミノルタ株式会社 | 原稿読取出力装置 |
JPS6282758A (ja) * | 1985-10-07 | 1987-04-16 | Fuji Photo Film Co Ltd | 放射線画像情報読取方法および装置 |
JPH0618424B2 (ja) * | 1988-11-11 | 1994-03-09 | 富士ゼロックス株式会社 | 画像処理装置 |
JPH08149364A (ja) * | 1994-11-22 | 1996-06-07 | Nikon Corp | 画像入力装置 |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5454626A (en) * | 1977-10-11 | 1979-05-01 | Ricoh Co Ltd | Recognizing method for pattern on original document |
JPS5473026A (en) * | 1977-11-22 | 1979-06-12 | Ricoh Co Ltd | Copying machine |
JPS5483438A (en) * | 1977-12-15 | 1979-07-03 | Ricoh Co Ltd | Original detecting method |
JPS5485718A (en) * | 1977-12-21 | 1979-07-07 | Ricoh Co Ltd | Detecting method for improper position of original document |
JPS5583368A (en) * | 1978-12-20 | 1980-06-23 | Toshiba Corp | Facsimile scanning transmission system |
JPS55166378A (en) * | 1979-06-14 | 1980-12-25 | Canon Inc | Copy recorder |
-
1981
- 1981-01-23 JP JP56008614A patent/JPS57123764A/ja active Granted
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5454626A (en) * | 1977-10-11 | 1979-05-01 | Ricoh Co Ltd | Recognizing method for pattern on original document |
JPS5473026A (en) * | 1977-11-22 | 1979-06-12 | Ricoh Co Ltd | Copying machine |
JPS5483438A (en) * | 1977-12-15 | 1979-07-03 | Ricoh Co Ltd | Original detecting method |
JPS5485718A (en) * | 1977-12-21 | 1979-07-07 | Ricoh Co Ltd | Detecting method for improper position of original document |
JPS5583368A (en) * | 1978-12-20 | 1980-06-23 | Toshiba Corp | Facsimile scanning transmission system |
JPS55166378A (en) * | 1979-06-14 | 1980-12-25 | Canon Inc | Copy recorder |
Also Published As
Publication number | Publication date |
---|---|
JPS57123764A (en) | 1982-08-02 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
US5677776A (en) | Image reader for processing an image of a document | |
US4554592A (en) | Image forming apparatus | |
US5377019A (en) | Document reading apparatus having a function of determining effective document region based on a detected data | |
JP2716755B2 (ja) | アドレス・トークンに基づく画像処理装置 | |
US5583667A (en) | Color image processing apparatus for forming a color image based on image attributes of an original image | |
JPH0415661B2 (da) | ||
KR100222989B1 (ko) | 셔틀 방식의 독취 장치에서 독취된 이미지를 이진화하기 위한 이미지 처리 장치 및 방법 | |
US6804395B1 (en) | Image separating apparatus with black isolation point removal of a character area | |
US6243500B1 (en) | Image processing apparatus and method for erasing dirty spots in reproducing systems | |
JPS642313B2 (da) | ||
US6947595B2 (en) | System for processing object areas of an image | |
JP2956377B2 (ja) | 画像読取装置 | |
JPS63211870A (ja) | 画像走査装置 | |
JP3063992B2 (ja) | 画像処理装置 | |
JPH07245680A (ja) | 画像読取装置及びそれを組み込んだ複写機 | |
JPH07111579A (ja) | 画像処理装置 | |
JPH09186850A (ja) | スタンプ印字装置 | |
JP2855630B2 (ja) | 画像入力装置 | |
JP3756318B2 (ja) | 画像処理装置 | |
JP3795693B2 (ja) | 画像データ処理装置 | |
JPH0556717B2 (da) | ||
JP2547748B2 (ja) | 画像処理装置 | |
JPH09261448A (ja) | 画像処理装置 | |
JPH04339460A (ja) | 画像読取装置 | |
JPS593060B2 (ja) | フアクシミリの自動宛先読取回路 |