JPS57123764A - Image scanner - Google Patents
Image scannerInfo
- Publication number
- JPS57123764A JPS57123764A JP56008614A JP861481A JPS57123764A JP S57123764 A JPS57123764 A JP S57123764A JP 56008614 A JP56008614 A JP 56008614A JP 861481 A JP861481 A JP 861481A JP S57123764 A JPS57123764 A JP S57123764A
- Authority
- JP
- Japan
- Prior art keywords
- original
- image information
- readout
- control
- platen
- 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.)
- Granted
Links
- 239000007787 solid Substances 0.000 abstract 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 true JPS57123764A (en) | 1982-08-02 |
JPH0415661B2 JPH0415661B2 (ja) | 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 (ja) |
Cited By (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3442793A1 (de) * | 1983-11-25 | 1985-06-05 | Canon K.K., Tokio/Tokyo | Bildverarbeitungseinrichtung |
JPS60194868A (ja) * | 1984-03-17 | 1985-10-03 | Mita Ind Co Ltd | 原稿端縁座標の検出回路 |
JPS60249464A (ja) * | 1984-05-25 | 1985-12-10 | Ricoh Co Ltd | 画像走査装置 |
JPS61244169A (ja) * | 1985-04-22 | 1986-10-30 | Minolta Camera Co Ltd | 原稿読取出力装置 |
DE3634182A1 (de) * | 1985-10-07 | 1987-04-09 | Fuji Photo Film Co Ltd | Strahlungsbild-ausleseverfahren und -vorrichtung |
JPH02131662A (ja) * | 1988-11-11 | 1990-05-21 | Fuji Xerox Co Ltd | 画像処理装置 |
EP0440272A2 (en) * | 1982-10-08 | 1991-08-07 | Canon Kabushiki Kaisha | Image processing system |
US5276533A (en) * | 1982-10-08 | 1994-01-04 | Canon Kabushiki Kaisha | Image processing system |
DE3448404C2 (de) * | 1983-11-25 | 1995-08-31 | Canon Kk | Bildverarbeitungseinrichtung |
JPH08149364A (ja) * | 1994-11-22 | 1996-06-07 | Nikon Corp | 画像入力装置 |
DE3448540C2 (de) * | 1983-11-25 | 1999-11-11 | Canon Kk | Bildverarbeitungsgerät |
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 |
Cited By (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0441414A3 (en) * | 1982-10-08 | 1991-10-30 | Canon Kabushiki Kaisha | Image processing system |
EP0440272A2 (en) * | 1982-10-08 | 1991-08-07 | Canon Kabushiki Kaisha | Image processing system |
US5276533A (en) * | 1982-10-08 | 1994-01-04 | Canon Kabushiki Kaisha | Image processing system |
EP0441414A2 (en) * | 1982-10-08 | 1991-08-14 | Canon Kabushiki Kaisha | Image processing system |
EP0440272A3 (en) * | 1982-10-08 | 1991-10-23 | Canon Kabushiki Kaisha | Image processing system |
DE3448540C2 (de) * | 1983-11-25 | 1999-11-11 | Canon Kk | Bildverarbeitungsgerät |
DE3448404C2 (de) * | 1983-11-25 | 1995-08-31 | Canon Kk | Bildverarbeitungseinrichtung |
DE3442793A1 (de) * | 1983-11-25 | 1985-06-05 | Canon K.K., Tokio/Tokyo | Bildverarbeitungseinrichtung |
JPH0576826B2 (ja) * | 1984-03-17 | 1993-10-25 | Mita Industrial Co Ltd | |
JPS60194868A (ja) * | 1984-03-17 | 1985-10-03 | Mita Ind Co Ltd | 原稿端縁座標の検出回路 |
JPS60249464A (ja) * | 1984-05-25 | 1985-12-10 | Ricoh Co Ltd | 画像走査装置 |
JPS61244169A (ja) * | 1985-04-22 | 1986-10-30 | Minolta Camera Co Ltd | 原稿読取出力装置 |
DE3634182A1 (de) * | 1985-10-07 | 1987-04-09 | Fuji Photo Film Co Ltd | Strahlungsbild-ausleseverfahren und -vorrichtung |
JPH02131662A (ja) * | 1988-11-11 | 1990-05-21 | Fuji Xerox Co Ltd | 画像処理装置 |
JPH08149364A (ja) * | 1994-11-22 | 1996-06-07 | Nikon Corp | 画像入力装置 |
Also Published As
Publication number | Publication date |
---|---|
JPH0415661B2 (ja) | 1992-03-18 |
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