DE69320939D1 - Verfahren und Gerät zum Abtasten mit beschränkter variabler Geschwindigkeit - Google Patents

Verfahren und Gerät zum Abtasten mit beschränkter variabler Geschwindigkeit

Info

Publication number
DE69320939D1
DE69320939D1 DE69320939T DE69320939T DE69320939D1 DE 69320939 D1 DE69320939 D1 DE 69320939D1 DE 69320939 T DE69320939 T DE 69320939T DE 69320939 T DE69320939 T DE 69320939T DE 69320939 D1 DE69320939 D1 DE 69320939D1
Authority
DE
Germany
Prior art keywords
scanning
variable speed
limited variable
limited
speed
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
Application number
DE69320939T
Other languages
English (en)
Other versions
DE69320939T2 (de
Inventor
Victor Loewen
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Hewlett Packard Development Co LP
Original Assignee
Hewlett Packard Co
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Hewlett Packard Co filed Critical Hewlett Packard Co
Publication of DE69320939D1 publication Critical patent/DE69320939D1/de
Application granted granted Critical
Publication of DE69320939T2 publication Critical patent/DE69320939T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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
    • H04N1/0402—Scanning different formats; Scanning with different densities of dots per unit length, e.g. different numbers of dots per inch (dpi); Conversion of scanning standards
    • H04N1/0408—Different densities of dots per unit length
    • H04N1/0414—Different densities of dots per unit length in the sub scanning direction
    • 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
    • H04N1/0402—Scanning different formats; Scanning with different densities of dots per unit length, e.g. different numbers of dots per inch (dpi); Conversion of scanning standards
    • 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
    • H04N1/0402—Scanning different formats; Scanning with different densities of dots per unit length, e.g. different numbers of dots per inch (dpi); Conversion of scanning standards
    • H04N1/0417—Conversion of standards
    • 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
    • H04N1/40—Picture signal circuits
    • H04N1/40068—Modification of image resolution, i.e. determining the values of picture elements at new relative positions
    • 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
    • H04N1/10—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 flat picture-bearing surfaces
    • H04N1/1013—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 flat picture-bearing surfaces with sub-scanning by translatory movement of at least a part of the main-scanning components
    • H04N1/1017—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 flat picture-bearing surfaces with sub-scanning by translatory movement of at least a part of the main-scanning components the main-scanning components remaining positionally invariant with respect to one another in the sub-scanning direction
    • 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
    • H04N2201/04—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
    • H04N2201/04756—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
    • H04N2201/04793—Control or error compensation of scanning position or velocity using stored control or compensation data, e.g. previously measured data

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Facsimile Scanning Arrangements (AREA)
  • Editing Of Facsimile Originals (AREA)
DE69320939T 1993-03-25 1993-10-06 Verfahren und Gerät zum Abtasten mit beschränkter variabler Geschwindigkeit Expired - Fee Related DE69320939T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US08/037,061 US5373372A (en) 1993-03-25 1993-03-25 Method and an apparatus for limited variable speed scanning

Publications (2)

Publication Number Publication Date
DE69320939D1 true DE69320939D1 (de) 1998-10-15
DE69320939T2 DE69320939T2 (de) 1999-04-29

Family

ID=21892226

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69320939T Expired - Fee Related DE69320939T2 (de) 1993-03-25 1993-10-06 Verfahren und Gerät zum Abtasten mit beschränkter variabler Geschwindigkeit

Country Status (4)

Country Link
US (1) US5373372A (de)
EP (1) EP0617540B1 (de)
JP (1) JP3600632B2 (de)
DE (1) DE69320939T2 (de)

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* Cited by examiner, † Cited by third party
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JPS63189220A (ja) * 1987-02-03 1988-08-04 Fanuc Ltd 射出成形機の射出モ−タ制御方法
US5805312A (en) * 1993-08-03 1998-09-08 Hitachi, Ltd. Thermographical image copier system with real time copying and variable read and record speeds
US5489772A (en) * 1994-11-14 1996-02-06 Hewlett-Packard Company Variable optical sampling rate dependent on requested scan resolution
US5537226A (en) * 1994-11-22 1996-07-16 Xerox Corporation Method for restoring images scanned in the presence of vibration
TW348919U (en) * 1997-04-14 1998-12-21 Mustek Systems Inc CIS platform-type optical scanning apparatus with rolling transmission-type
US6166829A (en) * 1998-04-28 2000-12-26 Hewlett-Packard Company Image scanner with intrinsic biasing of a scan head
JP4248633B2 (ja) 1998-10-16 2009-04-02 パナソニック株式会社 画像読み取り装置およびディジタル複写機
US6244124B1 (en) * 1999-09-08 2001-06-12 Teco Image Systems Co., Ltd. Scanner gear assembly with variable speed ratio
TW580823B (en) * 2001-04-26 2004-03-21 Avision Inc Image scanning method for increasing resolution of a document image
JP3881631B2 (ja) * 2003-04-10 2007-02-14 ローム株式会社 画像読み取り装置および制御チップ
US8108429B2 (en) 2004-05-07 2012-01-31 Quest Software, Inc. System for moving real-time data events across a plurality of devices in a network for simultaneous data protection, replication, and access services
US7565661B2 (en) 2004-05-10 2009-07-21 Siew Yong Sim-Tang Method and system for real-time event journaling to provide enterprise data services
US7605958B2 (en) * 2004-06-02 2009-10-20 Xerox Corporation Design parameters for a multi-row linear photosensor array
US7680834B1 (en) 2004-06-08 2010-03-16 Bakbone Software, Inc. Method and system for no downtime resychronization for real-time, continuous data protection
US7979404B2 (en) 2004-09-17 2011-07-12 Quest Software, Inc. Extracting data changes and storing data history to allow for instantaneous access to and reconstruction of any point-in-time data
US7904913B2 (en) 2004-11-02 2011-03-08 Bakbone Software, Inc. Management interface for a system that provides automated, real-time, continuous data protection
US7689602B1 (en) 2005-07-20 2010-03-30 Bakbone Software, Inc. Method of creating hierarchical indices for a distributed object system
US7788521B1 (en) 2005-07-20 2010-08-31 Bakbone Software, Inc. Method and system for virtual on-demand recovery for real-time, continuous data protection
US8131723B2 (en) 2007-03-30 2012-03-06 Quest Software, Inc. Recovering a file system to any point-in-time in the past with guaranteed structure, content consistency and integrity
US8364648B1 (en) 2007-04-09 2013-01-29 Quest Software, Inc. Recovering a database to any point-in-time in the past with guaranteed data consistency
JP5287480B2 (ja) * 2009-05-01 2013-09-11 株式会社リコー 画像処理装置
US20140380531A1 (en) 2013-06-24 2014-12-25 Dcg Systems, Inc. Probe-based data collection system with adaptive mode of probing controlled by local sample properties
TWI575549B (zh) 2014-06-25 2017-03-21 Ｄｃｇ系統公司 加工程序中的晶片內及晶片間電性分析與使用線內奈米探測的製程控制

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4591727A (en) * 1983-11-14 1986-05-27 International Business Machines Corporation Solid state scanner for a variable speed transport
US4575769A (en) * 1984-04-20 1986-03-11 Burroughs Corporation Variable resolution scanning in line scan optical imaging systems
US5032712A (en) * 1988-10-19 1991-07-16 Canon Kabushiki Kaisha Signal accumulation image reading apparatus
JP2902655B2 (ja) * 1988-11-18 1999-06-07 株式会社東芝 画像読取装置及び画像読取方法
US5146352A (en) * 1989-03-06 1992-09-08 Kabushiki Kaisha Toshiba Reader/recorder in a facsimile machine
US5047871A (en) * 1989-05-23 1991-09-10 Hewlett-Packard Company Direction scaling method and apparatus for image scanning resolution control
JPH0327665A (ja) * 1989-06-23 1991-02-06 Toshiba Corp 画像情報読取り装置
US5221976A (en) * 1991-05-03 1993-06-22 Xerox Corporation Hybrid slow scan resolution conversion

Also Published As

Publication number Publication date
JPH06311320A (ja) 1994-11-04
EP0617540A2 (de) 1994-09-28
JP3600632B2 (ja) 2004-12-15
EP0617540B1 (de) 1998-09-09
EP0617540A3 (de) 1994-10-26
DE69320939T2 (de) 1999-04-29
US5373372A (en) 1994-12-13

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: HEWLETT-PACKARD CO. (N.D.GES.D.STAATES DELAWARE),

8327 Change in the person/name/address of the patent owner

Owner name: HEWLETT-PACKARD DEVELOPMENT CO., L.P., HOUSTON, TE

8339 Ceased/non-payment of the annual fee