DE69215197T2 - Kontrolle der Strahlposition für ein Abtastgerät - Google Patents
Kontrolle der Strahlposition für ein AbtastgerätInfo
- Publication number
- DE69215197T2 DE69215197T2 DE69215197T DE69215197T DE69215197T2 DE 69215197 T2 DE69215197 T2 DE 69215197T2 DE 69215197 T DE69215197 T DE 69215197T DE 69215197 T DE69215197 T DE 69215197T DE 69215197 T2 DE69215197 T2 DE 69215197T2
- Authority
- DE
- Germany
- Prior art keywords
- checking
- scanning device
- beam position
- scanning
- 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
- H04N1/04—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
- H04N1/113—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 oscillating or rotating mirrors
- H04N1/1135—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 oscillating or rotating mirrors for the main-scan only
-
- 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
- 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
- H04N2201/04722—Detection of scanning velocity or position by detecting marks or the like, e.g. slits on a photoconductive drum or belt
-
- 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
- H04N2201/04758—Control or error compensation of scanning position or velocity by controlling the position of the scanned image area
-
- 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
- H04N2201/04793—Control or error compensation of scanning position or velocity using stored control or compensation data, e.g. previously measured data
-
- 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
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US81224891A | 1991-12-20 | 1991-12-20 |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69215197D1 DE69215197D1 (de) | 1996-12-19 |
DE69215197T2 true DE69215197T2 (de) | 1997-03-27 |
Family
ID=25208994
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69215197T Expired - Fee Related DE69215197T2 (de) | 1991-12-20 | 1992-12-10 | Kontrolle der Strahlposition für ein Abtastgerät |
Country Status (5)
Country | Link |
---|---|
US (1) | US5574491A (de) |
EP (1) | EP0549204B1 (de) |
JP (1) | JP3291341B2 (de) |
CA (1) | CA2077813C (de) |
DE (1) | DE69215197T2 (de) |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5764273A (en) * | 1993-08-27 | 1998-06-09 | Xerox Corporation | Spot position control using a linear array of light valves |
JPH07174995A (ja) * | 1993-10-01 | 1995-07-14 | Xerox Corp | ラスター走査装置 |
JPH0822630A (ja) * | 1994-07-04 | 1996-01-23 | Sharp Corp | マルチビーム光ヘッド |
US5831659A (en) * | 1995-04-28 | 1998-11-03 | Eastman Kodak Company | Method and apparatus for writing elliptical spots on a thermal media |
US5777319A (en) * | 1997-03-26 | 1998-07-07 | Xerox Corporation | Method of rotationally aligning multispot diode lasers in raster output scanners |
IL120841A (en) * | 1997-05-16 | 2001-07-24 | Creoscitex Corp Ltd | Writing heads with an array of laser diodes that can be turned separately |
US7061514B2 (en) * | 2004-01-30 | 2006-06-13 | Hewlett-Packard Development Company, L.P. | Scanning system |
US20090161705A1 (en) * | 2007-12-20 | 2009-06-25 | Etienne Almoric | Laser projection utilizing beam misalignment |
CN106725309A (zh) * | 2016-11-29 | 2017-05-31 | 中国科学院长春光学精密机械与物理研究所 | 高速扫频激光光源扫频特性验证装置 |
Family Cites Families (16)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4040096A (en) * | 1972-11-27 | 1977-08-02 | Xerox Corporation | Flying spot scanner with runout correction |
JPS5428529A (en) * | 1977-08-04 | 1979-03-03 | Canon Inc | Information output system |
DE3276289D1 (en) * | 1982-02-19 | 1987-06-11 | Agfa Gevaert Nv | Recording apparatus |
US4445125A (en) * | 1982-04-19 | 1984-04-24 | Xerox Corporation | Diode laser array system for printing and copying applications |
US4600837A (en) * | 1983-12-01 | 1986-07-15 | International Business Machines Corporation | Optical scanning apparatus with dynamic scan path control |
US4864326A (en) * | 1985-03-18 | 1989-09-05 | Canon Kabushiki Kaisha | Dual beam recorder |
US4651170A (en) * | 1985-04-02 | 1987-03-17 | Eastman Kodak Company | Laser printer having means for changing the output-image size |
US4651169A (en) * | 1985-04-02 | 1987-03-17 | Eastman Kodak Company | Laser printer for printing a plurality of output-images sizes |
US4845725A (en) * | 1987-05-20 | 1989-07-04 | Spectra Diode Laboratories, Inc. | Window laser with high power reduced divergence output |
US4802182A (en) * | 1987-11-05 | 1989-01-31 | Xerox Corporation | Monolithic two dimensional waveguide coupled cavity laser/modulator |
US4870652A (en) * | 1988-07-08 | 1989-09-26 | Xerox Corporation | Monolithic high density arrays of independently addressable semiconductor laser sources |
JPH02220018A (ja) * | 1989-02-21 | 1990-09-03 | Fuji Photo Film Co Ltd | 光ビーム制御装置、光ビーム走査装置、および光ビーム合波装置 |
US5049897A (en) * | 1990-03-09 | 1991-09-17 | Eastman Kodak Company | Method and apparatus for beam displacement in a light beam scanner |
US5225851A (en) * | 1990-06-25 | 1993-07-06 | Schoonscan, Inc. | Band imaging device |
US5062115A (en) * | 1990-12-28 | 1991-10-29 | Xerox Corporation | High density, independently addressable, surface emitting semiconductor laser/light emitting diode arrays |
US5138339A (en) * | 1991-07-29 | 1992-08-11 | Xerox Corporation | Microaddressability via overscanned illumination for optical printers and the like having high gamma photosensitive recording media |
-
1992
- 1992-09-09 CA CA002077813A patent/CA2077813C/en not_active Expired - Fee Related
- 1992-12-10 EP EP92311288A patent/EP0549204B1/de not_active Expired - Lifetime
- 1992-12-10 DE DE69215197T patent/DE69215197T2/de not_active Expired - Fee Related
- 1992-12-11 JP JP35307892A patent/JP3291341B2/ja not_active Expired - Fee Related
-
1994
- 1994-02-14 US US08/195,600 patent/US5574491A/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
EP0549204B1 (de) | 1996-11-13 |
CA2077813A1 (en) | 1993-06-21 |
EP0549204A1 (de) | 1993-06-30 |
DE69215197D1 (de) | 1996-12-19 |
US5574491A (en) | 1996-11-12 |
JP3291341B2 (ja) | 2002-06-10 |
CA2077813C (en) | 1998-07-28 |
JPH05297302A (ja) | 1993-11-12 |
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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 |