DE60318644D1 - Optisches Abtastgerät und Bilderzeugungsgerät hierzu - Google Patents
Optisches Abtastgerät und Bilderzeugungsgerät hierzuInfo
- Publication number
- DE60318644D1 DE60318644D1 DE60318644T DE60318644T DE60318644D1 DE 60318644 D1 DE60318644 D1 DE 60318644D1 DE 60318644 T DE60318644 T DE 60318644T DE 60318644 T DE60318644 T DE 60318644T DE 60318644 D1 DE60318644 D1 DE 60318644D1
- Authority
- DE
- Germany
- Prior art keywords
- image forming
- forming apparatus
- scanning device
- optical scanning
- optical
- 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
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
- H04N1/053—Detection, control or error compensation of scanning velocity or position in main scanning direction, e.g. synchronisation of line start or picture elements in a line
-
- 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
- H04N2201/024—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
- H04N2201/02443—Positioning method using adhesive
-
- 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
- H04N2201/04732—Detecting at infrequent intervals, e.g. once or twice per line for main-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
- H04N2201/04701—Detection of scanning velocity or position
- H04N2201/04739—Detection of scanning velocity or position by detecting the scanning head or scanning carriage
-
- 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
- H04N2201/04744—Detection of scanning velocity or position by detecting the scanned beam or a reference beam
-
- 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
- H04N2201/04755—Control or error compensation of scanning position or velocity by controlling the position or movement of a scanning element or carriage, e.g. of a polygonal mirror, of a drive motor
-
- 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
- H04N2201/04767—Control or error compensation of scanning position or velocity by controlling the position of the scanned image area by controlling the timing of the signals, e.g. by controlling the frequency o phase of the pixel clock
- H04N2201/04768—Controlling the frequency of the signals
-
- 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
- H04N2201/04—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
- H04N2201/04798—Varying the main-scan control during the main-scan, e.g. facet tracking
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Facsimile Scanning Arrangements (AREA)
- Mechanical Optical Scanning Systems (AREA)
- Fax Reproducing Arrangements (AREA)
- Laser Beam Printer (AREA)
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2002114791 | 2002-04-17 | ||
JP2002114791 | 2002-04-17 | ||
JP2002369300A JP2004004510A (ja) | 2002-04-17 | 2002-12-20 | 光走査装置及び画像形成装置 |
JP2002369300 | 2002-12-20 |
Publications (2)
Publication Number | Publication Date |
---|---|
DE60318644D1 true DE60318644D1 (de) | 2008-03-06 |
DE60318644T2 DE60318644T2 (de) | 2009-01-15 |
Family
ID=28677651
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE60318644T Expired - Lifetime DE60318644T2 (de) | 2002-04-17 | 2003-04-15 | Optisches Abtastgerät und Bilderzeugungsgerät hierzu |
Country Status (4)
Country | Link |
---|---|
US (1) | US7355765B2 (de) |
EP (1) | EP1355482B1 (de) |
JP (1) | JP2004004510A (de) |
DE (1) | DE60318644T2 (de) |
Families Citing this family (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP4418982B2 (ja) * | 2003-05-08 | 2010-02-24 | 株式会社オーク製作所 | ビーム走査の制御信号を生成するパターン描画装置 |
US7433095B2 (en) * | 2003-06-17 | 2008-10-07 | Hoya Corporation | Reflective scanning optical system |
JP4324488B2 (ja) * | 2003-07-07 | 2009-09-02 | 株式会社リコー | 画像形成装置 |
JP2006030598A (ja) * | 2004-07-16 | 2006-02-02 | Ricoh Co Ltd | 画像形成装置およびカラー画像形成装置 |
JP4630677B2 (ja) | 2005-01-25 | 2011-02-09 | 株式会社リコー | 画像形成装置、プリンタ装置、ファクシミリ装置、及び、複写機。 |
JP4808004B2 (ja) * | 2005-10-26 | 2011-11-02 | 株式会社リコー | 光学装置、及び画像形成装置 |
JP2007133238A (ja) * | 2005-11-11 | 2007-05-31 | Ricoh Co Ltd | 画像形成装置および色ずれ補正方法 |
JP5041583B2 (ja) * | 2006-12-21 | 2012-10-03 | キヤノン株式会社 | 走査光学装置および画像形成装置 |
JP5050262B2 (ja) | 2007-05-14 | 2012-10-17 | 株式会社リコー | 画像形成装置 |
US8259770B2 (en) * | 2009-10-11 | 2012-09-04 | Hewlett-Packard Indigo B.V. | Laser array |
KR20140103516A (ko) * | 2013-02-18 | 2014-08-27 | 삼성전자주식회사 | 회전 다면경, 이를 채용한 광 주사 장치 및 전자 사진 방식의 화상 형성 장치 |
DE102016216017A1 (de) | 2016-08-25 | 2018-03-01 | Roth + Weber Gmbh | Farbdruckwerk mit einer Steuervorrichtung und jeweils einer Druckstation für jede Farbe |
JP6878901B2 (ja) * | 2017-01-18 | 2021-06-02 | コニカミノルタ株式会社 | 画像形成装置及び画像形成制御プログラム |
Family Cites Families (19)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6026344B2 (ja) * | 1979-04-10 | 1985-06-22 | 富士通株式会社 | 刻時信号発生方式 |
US4967284A (en) * | 1987-10-19 | 1990-10-30 | Ricoh Company, Ltd. | Image forming apparatus and method of controlling output of semiconductor laser |
US5027117A (en) * | 1988-03-31 | 1991-06-25 | Ricoh Company, Ltd. | Conversion using a variable reference based on image density |
JP2677814B2 (ja) * | 1988-04-07 | 1997-11-17 | 株式会社リコー | 記録装置 |
JPH02232616A (ja) | 1988-12-23 | 1990-09-14 | Xerox Corp | ディジタルプリンタ |
JPH02282763A (ja) | 1989-04-25 | 1990-11-20 | Ricoh Co Ltd | カラー画像形成装置 |
JP2740256B2 (ja) | 1989-05-02 | 1998-04-15 | 株式会社リコー | カラー画像形成装置 |
JPH0377473A (ja) * | 1989-08-21 | 1991-04-03 | Ricoh Co Ltd | 画像情報記憶装置 |
JP3231856B2 (ja) * | 1991-10-31 | 2001-11-26 | 株式会社リコー | 画像形成装置 |
US5376994A (en) * | 1992-02-13 | 1994-12-27 | Ricoh Company, Ltd. | Compact BI-color electrophotographic image forming apparatus |
US5477330A (en) * | 1992-10-16 | 1995-12-19 | Printware, Inc. | Synchronization to a start-of-scan detection, and digital generation of variable frequencies, from a fixed-frequency fixed-phase frequency source in an image generator in order to highly accurately time the placement of pixels upon a scan line |
JP3212200B2 (ja) | 1992-11-27 | 2001-09-25 | 東芝テック株式会社 | 光走査装置 |
JPH08286132A (ja) | 1995-04-14 | 1996-11-01 | Seiko Epson Corp | 光走査装置 |
JPH09318895A (ja) | 1996-05-29 | 1997-12-12 | Konica Corp | 画像形成装置 |
JP3519255B2 (ja) * | 1997-10-31 | 2004-04-12 | シャープ株式会社 | 画像形成装置 |
JPH11227252A (ja) * | 1998-02-19 | 1999-08-24 | Fuji Xerox Co Ltd | 画像形成装置 |
US7050080B2 (en) * | 2000-06-05 | 2006-05-23 | Ricoh Company, Ltd. | Image forming apparatus for controlling image writing by adjusting image clock |
JP4154856B2 (ja) | 2000-12-28 | 2008-09-24 | コニカミノルタホールディングス株式会社 | クロック発生回路および画像形成装置 |
JP2002277789A (ja) * | 2001-03-22 | 2002-09-25 | Konica Corp | クロック発生回路および画像形成装置 |
-
2002
- 2002-12-20 JP JP2002369300A patent/JP2004004510A/ja active Pending
-
2003
- 2003-04-15 EP EP03008090A patent/EP1355482B1/de not_active Expired - Fee Related
- 2003-04-15 US US10/413,203 patent/US7355765B2/en active Active
- 2003-04-15 DE DE60318644T patent/DE60318644T2/de not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
EP1355482A2 (de) | 2003-10-22 |
US20040036757A1 (en) | 2004-02-26 |
DE60318644T2 (de) | 2009-01-15 |
US7355765B2 (en) | 2008-04-08 |
JP2004004510A (ja) | 2004-01-08 |
EP1355482A3 (de) | 2003-11-19 |
EP1355482B1 (de) | 2008-01-16 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition |