DE69311829D1 - Verfahren und Vorrichtung zur Reduzierung von Bildverzerrungen in einem asynchronen Eingangsabtaster - Google Patents
Verfahren und Vorrichtung zur Reduzierung von Bildverzerrungen in einem asynchronen EingangsabtasterInfo
- Publication number
- DE69311829D1 DE69311829D1 DE69311829T DE69311829T DE69311829D1 DE 69311829 D1 DE69311829 D1 DE 69311829D1 DE 69311829 T DE69311829 T DE 69311829T DE 69311829 T DE69311829 T DE 69311829T DE 69311829 D1 DE69311829 D1 DE 69311829D1
- Authority
- DE
- Germany
- Prior art keywords
- image distortion
- reducing image
- asynchronous input
- input scanner
- scanner
- 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
-
- 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
- H04N1/32—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
-
- 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
- H04N1/00127—Connection or combination of a still picture apparatus with another apparatus, e.g. for storage, processing or transmission of still picture signals or of information associated with a still picture
- H04N1/00204—Connection or combination of a still picture apparatus with another apparatus, e.g. for storage, processing or transmission of still picture signals or of information associated with a still picture with a digital computer or a digital computer system, e.g. an internet server
-
- 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
- H04N2201/0077—Types of the still picture apparatus
- H04N2201/0081—Image reader
-
- 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
- H04N2201/04753—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
-
- 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
- H04N2201/3285—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
- H04N2201/329—Storage of less than a complete document page or image frame
- H04N2201/3292—Storage of less than a complete document page or image frame of one or two complete lines
-
- 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
- H04N2201/3285—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
- H04N2201/329—Storage of less than a complete document page or image frame
- H04N2201/3294—Storage of less than a complete document page or image frame of several complete lines, e.g. a band of data
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Facsimile Scanning Arrangements (AREA)
- Image Input (AREA)
- Image Processing (AREA)
- Storing Facsimile Image Data (AREA)
- Facsimile Image Signal Circuits (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US07/865,548 US5369504A (en) | 1992-04-09 | 1992-04-09 | Method and apparatus for reducing image distortion in an asynchronous input scanner |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69311829D1 true DE69311829D1 (de) | 1997-08-07 |
DE69311829T2 DE69311829T2 (de) | 1998-01-15 |
Family
ID=25345756
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69311829T Expired - Fee Related DE69311829T2 (de) | 1992-04-09 | 1993-04-05 | Verfahren und Vorrichtung zur Reduzierung von Bildverzerrungen in einem asynchronen Eingangsabtaster |
Country Status (4)
Country | Link |
---|---|
US (1) | US5369504A (de) |
EP (1) | EP0565335B1 (de) |
JP (1) | JP3192267B2 (de) |
DE (1) | DE69311829T2 (de) |
Families Citing this family (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5572335A (en) * | 1994-04-01 | 1996-11-05 | Xerox Corporation | Method and system for transferring image data between two devices having different bandwidths |
US5604608A (en) * | 1995-09-28 | 1997-02-18 | Xerox Corporation | Device and method for controlling the scan speed of an image input terminal to match the throughput constraints of an image processing module |
US6211975B1 (en) | 1998-08-14 | 2001-04-03 | Eastman Kodak Company | Method and apparatus for controlling image data transfer in a photographic film scanner |
US6462842B1 (en) | 1998-10-06 | 2002-10-08 | National Semiconductor Corporation | Apparatus, method, and computer program for increasing scanner data throughput |
US6369918B1 (en) | 1999-02-08 | 2002-04-09 | National Semiconductor Corporation | Apparatus, method, and computer program to reduce distortion of scanner restarts |
US7301680B1 (en) * | 1999-09-14 | 2007-11-27 | Hewlett-Packard Development Company, L.P. | Reduction of artifacts in a scanning device |
DE19956467A1 (de) * | 1999-11-24 | 2001-06-07 | Wincor Nixdorf Gmbh & Co Kg | Verfahren, Datenverarbeitungsanlage und Programm zum Korrigieren von Abtastfehlern sowie zugehöriges Texterkennungssystem |
TW474097B (en) * | 2000-04-26 | 2002-01-21 | Umax Data Systems Inc | Method for reducing discontinuity in scanning |
US8218183B2 (en) * | 2001-07-31 | 2012-07-10 | Transpacific Systems, Llc | Scanning speed control device and method |
US7248387B2 (en) * | 2001-07-31 | 2007-07-24 | Umax Data Systems, Inc. | Scanning speed control device and method |
CH697283B1 (de) | 2004-11-11 | 2008-07-31 | Fluck Engineering Gmbh | Verfahren und Vorrichtung zum Aufzeichnen digitaler Daten auf Bildmaterial. |
JP5021980B2 (ja) * | 2006-08-21 | 2012-09-12 | 株式会社リコー | 撮像装置および撮像装置の起動方法 |
JP5754096B2 (ja) * | 2010-08-05 | 2015-07-22 | 富士ゼロックス株式会社 | 画像処理装置、画像処理システム及びプログラム |
US9679356B2 (en) * | 2015-03-19 | 2017-06-13 | Xerox Corporation | Vectorized two stage tile-based scaling |
US11809746B2 (en) * | 2021-12-03 | 2023-11-07 | Macronix International Co., Ltd. | Solid state disk, data transmitting method and intermediary controller to support reduced SSD controller pad count |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5341920A (en) * | 1976-09-29 | 1978-04-15 | Ricoh Co Ltd | Telautograph information reading device |
JPS59141872A (ja) * | 1983-02-02 | 1984-08-14 | Fuji Xerox Co Ltd | 感熱記録装置 |
US5239384A (en) * | 1984-03-30 | 1993-08-24 | Canon Kabushiki Kaisha | Video image recording apparatus |
DE3585478D1 (de) * | 1984-09-12 | 1992-04-09 | Fuji Photo Film Co Ltd | Abtastlesevorrichtung mit kompensationsmittel gegen abtastgeschwindigkeitsschwankungen und verfahren zum justieren des korrektionskoeffizienten. |
US4692812A (en) * | 1985-03-26 | 1987-09-08 | Kabushiki Kaisha Toshiba | Picture image reader |
US4748514A (en) * | 1986-12-22 | 1988-05-31 | Xerox Corporation | Variable rate scanning control |
US4878119A (en) * | 1988-02-29 | 1989-10-31 | Xerox Corporation | System for synchronizing integration pulses with integration signal in an asynchronous raster input scanner |
US4864415A (en) * | 1988-05-04 | 1989-09-05 | Xerox Corporation | Slow scan registration self alignment system for raster input scanners |
EP0429634B1 (de) * | 1989-06-16 | 1996-08-14 | Eastman Kodak Company | Digitaler bildinterpolator |
US5043827A (en) * | 1989-08-03 | 1991-08-27 | Xerox Corporation | Combined asynchronous-synchronous document scanner |
-
1992
- 1992-04-09 US US07/865,548 patent/US5369504A/en not_active Expired - Fee Related
-
1993
- 1993-04-05 JP JP07835693A patent/JP3192267B2/ja not_active Expired - Fee Related
- 1993-04-05 DE DE69311829T patent/DE69311829T2/de not_active Expired - Fee Related
- 1993-04-05 EP EP93302670A patent/EP0565335B1/de not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
EP0565335B1 (de) | 1997-07-02 |
JP3192267B2 (ja) | 2001-07-23 |
DE69311829T2 (de) | 1998-01-15 |
JPH06103375A (ja) | 1994-04-15 |
EP0565335A1 (de) | 1993-10-13 |
US5369504A (en) | 1994-11-29 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8320 | Willingness to grant licences declared (paragraph 23) | ||
8339 | Ceased/non-payment of the annual fee |