DE3485009D1 - Festkoerperabtastvorrichtung fuer einen dokumententransport variabler geschwindigkeit. - Google Patents
Festkoerperabtastvorrichtung fuer einen dokumententransport variabler geschwindigkeit.Info
- Publication number
- DE3485009D1 DE3485009D1 DE8484307779T DE3485009T DE3485009D1 DE 3485009 D1 DE3485009 D1 DE 3485009D1 DE 8484307779 T DE8484307779 T DE 8484307779T DE 3485009 T DE3485009 T DE 3485009T DE 3485009 D1 DE3485009 D1 DE 3485009D1
- Authority
- DE
- Germany
- Prior art keywords
- variable speed
- solid body
- document transport
- body scan
- transport variable
- 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
Links
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
- 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
- H04N1/32448—Controlling data flow to or from the memory in relation to the available memory capacity
-
- 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
- H04N1/047—Detection, control or error compensation of scanning velocity or position
- H04N1/0473—Detection, control or error compensation of scanning velocity or position in subscanning direction, e.g. picture start or line-to-line synchronisation
-
- 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
- H04N1/12—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 the sheet-feed movement or the medium-advance or the drum-rotation movement as the slow scanning component, e.g. arrangements for the main-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
- H04N1/04—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
- H04N2201/024—Indexing scheme relating to scanning, transmission or reproduction of documents or the like, and to details thereof deleted
- H04N2201/02406—Arrangements for positioning elements within a head
- H04N2201/02439—Positioning method
-
- 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
- H04N2201/04—Scanning arrangements
- H04N2201/047—Detection, control or error compensation of scanning velocity or position
- H04N2201/04701—Detection of scanning velocity or position
- H04N2201/0471—Detection of scanning velocity or position using dedicated detectors
-
- 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
- H04N2201/04—Scanning arrangements
- H04N2201/047—Detection, control or error compensation of scanning velocity or position
- H04N2201/04701—Detection of scanning velocity or position
- H04N2201/04715—Detection of scanning velocity or position by detecting marks or the like, e.g. slits
- H04N2201/04724—Detection of scanning velocity or position by detecting marks or the like, e.g. slits on a separate encoder wheel
- H04N2201/04725—Detection of scanning velocity or position by detecting marks or the like, e.g. slits on a separate encoder wheel connected to the sub-scanning drive means
-
- 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
- H04N2201/04—Scanning arrangements
- H04N2201/047—Detection, control or error compensation of scanning velocity or position
- H04N2201/04701—Detection of scanning velocity or position
- H04N2201/04734—Detecting at frequent intervals, e.g. once per line for sub-scan control
-
- 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
- H04N2201/04—Scanning arrangements
- H04N2201/047—Detection, control or error compensation of scanning velocity or position
- H04N2201/04753—Control or error compensation of scanning position or velocity
- H04N2201/04756—Control or error compensation of scanning position or velocity by controlling the position or movement of the sheet, the sheet support or the photoconductive surface
-
- 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
- H04N2201/04—Scanning arrangements
- H04N2201/047—Detection, control or error compensation of scanning velocity or position
- H04N2201/04753—Control or error compensation of scanning position or velocity
- H04N2201/04794—Varying the control or compensation during the scan, e.g. using continuous feedback or from line to line
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Facsimile Scanning Arrangements (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US06/551,234 US4591727A (en) | 1983-11-14 | 1983-11-14 | Solid state scanner for a variable speed transport |
Publications (1)
Publication Number | Publication Date |
---|---|
DE3485009D1 true DE3485009D1 (de) | 1991-10-10 |
Family
ID=24200410
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE8484307779T Expired - Fee Related DE3485009D1 (de) | 1983-11-14 | 1984-11-09 | Festkoerperabtastvorrichtung fuer einen dokumententransport variabler geschwindigkeit. |
Country Status (5)
Country | Link |
---|---|
US (1) | US4591727A (de) |
EP (1) | EP0142358B1 (de) |
JP (1) | JPH0813079B2 (de) |
CA (1) | CA1216929A (de) |
DE (1) | DE3485009D1 (de) |
Families Citing this family (36)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4712139A (en) * | 1983-10-28 | 1987-12-08 | Canon Kabushiki Kaisha | Image communication apparatus |
JPS60237755A (ja) * | 1984-05-11 | 1985-11-26 | Nippon Kogaku Kk <Nikon> | 画像読み取り及び記録装置 |
JPS6157176A (ja) * | 1984-08-29 | 1986-03-24 | Dainippon Screen Mfg Co Ltd | 倍率可変制御方法 |
EP0174659B1 (de) * | 1984-09-12 | 1992-03-04 | Fuji Photo Film Co., Ltd. | Abtastlesevorrichtung mit Kompensationsmittel gegen Abtastgeschwindigkeitsschwankungen und Verfahren zum Justieren des Korrektionskoeffizienten |
JPH0773318B2 (ja) * | 1985-03-08 | 1995-08-02 | 株式会社日立製作所 | 画像情報装置 |
US4743975A (en) * | 1985-04-01 | 1988-05-10 | Canon Kabushiki Kaisha | Image processing apparatus |
FR2589604B1 (fr) * | 1985-11-04 | 1988-01-22 | Longines Francillon Sa Cie Mon | Appareil pour le chronometrage de courses sportives |
JPH0628377B2 (ja) * | 1986-03-14 | 1994-04-13 | 株式会社日立製作所 | 画像信号二値化回路 |
GB8622607D0 (en) * | 1986-09-19 | 1986-10-22 | Charles R M | Coverting data |
US4748514A (en) * | 1986-12-22 | 1988-05-31 | Xerox Corporation | Variable rate scanning control |
US4771333A (en) * | 1987-06-15 | 1988-09-13 | Xerox Corporation | System for minimizing residual charge carryover in an asynchronous raster input scanner |
JPS63314071A (ja) * | 1987-06-17 | 1988-12-22 | Dainippon Screen Mfg Co Ltd | 画像読取装置の2値化処理方法 |
US5225916A (en) * | 1987-09-14 | 1993-07-06 | Ricoh Company, Ltd. | Image reading method for an image recording system |
US5025483A (en) * | 1987-12-18 | 1991-06-18 | International Business Machines Corporation | System for scanning documents without loss of image data |
US4878119A (en) * | 1988-02-29 | 1989-10-31 | Xerox Corporation | System for synchronizing integration pulses with integration signal in an asynchronous raster input scanner |
JPH01295570A (ja) * | 1988-05-23 | 1989-11-29 | Mitsubishi Electric Corp | 画像処理装置 |
US5040057A (en) * | 1990-08-13 | 1991-08-13 | Picker International, Inc. | Multi-mode TDI/raster-scan television camera system |
US5032712A (en) * | 1988-10-19 | 1991-07-16 | Canon Kabushiki Kaisha | Signal accumulation image reading apparatus |
US4920429A (en) * | 1989-01-24 | 1990-04-24 | International Business Machines | Exposure compensation for a line scan camera |
US5047871A (en) * | 1989-05-23 | 1991-09-10 | Hewlett-Packard Company | Direction scaling method and apparatus for image scanning resolution control |
US5212569A (en) * | 1989-06-29 | 1993-05-18 | Fuji Photo Film Co., Ltd. | Light beam scanning apparatus capable of changing the scanning density |
US5043827A (en) * | 1989-08-03 | 1991-08-27 | Xerox Corporation | Combined asynchronous-synchronous document scanner |
DE69026686T2 (de) * | 1989-11-22 | 1996-10-02 | Sony Corp | Drucker für Videobilddruck |
US5239387A (en) * | 1989-11-30 | 1993-08-24 | Hewlett-Packard Company | Buffering control for accommodating variable data exchange rates |
JPH05504038A (ja) * | 1990-11-19 | 1993-06-24 | イーストマン コダック カンパニー | スキャニング速度補償 |
US5341225A (en) * | 1991-05-14 | 1994-08-23 | Hewlett-Packard Company | Image scanning system and method with improved repositioning |
US5530562A (en) * | 1992-08-06 | 1996-06-25 | De La Rue Giori S.A. | Apparatus for image acquisition with speed compensation |
US5373372A (en) * | 1993-03-25 | 1994-12-13 | Hewlett-Packard Company | Method and an apparatus for limited variable speed scanning |
DE4321180A1 (de) * | 1993-06-25 | 1995-01-05 | Heidelberger Druckmasch Ag | Verfahren und Anordnung zur Synchronisation der Bildaufnahme mit photosensitiven Zeilensensoren |
US5489772A (en) * | 1994-11-14 | 1996-02-06 | Hewlett-Packard Company | Variable optical sampling rate dependent on requested scan resolution |
JP3658026B2 (ja) * | 1995-01-27 | 2005-06-08 | キヤノン株式会社 | 画像処理装置 |
US6933975B2 (en) * | 2002-04-26 | 2005-08-23 | Fairchild Imaging | TDI imager with automatic speed optimization |
JP2004112422A (ja) * | 2002-09-19 | 2004-04-08 | Canon Inc | 撮像装置 |
US7425982B2 (en) * | 2003-11-12 | 2008-09-16 | Euresys Sa | Method and apparatus for resampling line scan data |
TWI234387B (en) * | 2004-04-14 | 2005-06-11 | Avision Inc | Scanner and method thereof |
JP7201420B2 (ja) * | 2018-12-20 | 2023-01-10 | 曙ブレーキ工業株式会社 | ブレーキ装置および異常検出方法 |
Family Cites Families (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3499975A (en) * | 1966-12-12 | 1970-03-10 | Ibm | Repeated scan digitally coded facsimile transmission |
US3582884A (en) * | 1968-01-30 | 1971-06-01 | Cognitronics Corp | Multiple-scanner character reading system |
US3622695A (en) * | 1968-10-07 | 1971-11-23 | Xerox Corp | Facsimile system having incremental stepping paper drive assembly |
US4159488A (en) * | 1977-02-07 | 1979-06-26 | Matsushita Electric Ind. Co., Ltd. | Variable speed facsimile transmitter using storage mode photodetection array |
JPS54159810A (en) * | 1978-06-08 | 1979-12-18 | Ricoh Co Ltd | Original scanner |
JPS5526563A (en) * | 1978-08-16 | 1980-02-26 | Fuji Photo Film Co Ltd | Light beam scanner |
JPS55156468A (en) * | 1979-05-24 | 1980-12-05 | Ricoh Co Ltd | Generator for picture signal |
JPS57127360A (en) * | 1981-01-30 | 1982-08-07 | Ricoh Co Ltd | Reader of picture information |
US4367493A (en) * | 1981-04-02 | 1983-01-04 | Xerox Corporation | Raster scanner apparatus and method |
JPS5840972U (ja) * | 1981-09-12 | 1983-03-17 | 株式会社リコー | 手動型読取装置 |
US4396950A (en) * | 1982-02-26 | 1983-08-02 | Honeywell Inc. | CCD Camera |
US4445128A (en) * | 1982-04-02 | 1984-04-24 | Pitney Bowes Inc. | Method and apparatus for compensating for irregular motion |
-
1983
- 1983-11-14 US US06/551,234 patent/US4591727A/en not_active Expired - Fee Related
-
1984
- 1984-09-26 CA CA000464022A patent/CA1216929A/en not_active Expired
- 1984-10-18 JP JP59217509A patent/JPH0813079B2/ja not_active Expired - Lifetime
- 1984-11-09 DE DE8484307779T patent/DE3485009D1/de not_active Expired - Fee Related
- 1984-11-09 EP EP84307779A patent/EP0142358B1/de not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
US4591727A (en) | 1986-05-27 |
CA1216929A (en) | 1987-01-20 |
EP0142358B1 (de) | 1991-09-04 |
JPH0813079B2 (ja) | 1996-02-07 |
JPS60109374A (ja) | 1985-06-14 |
EP0142358A3 (en) | 1987-10-07 |
EP0142358A2 (de) | 1985-05-22 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8339 | Ceased/non-payment of the annual fee |