DE327929T1 - Schreibkopfsteuergeraet. - Google Patents

Schreibkopfsteuergeraet.

Info

Publication number
DE327929T1
DE327929T1 DE198989101633T DE89101633T DE327929T1 DE 327929 T1 DE327929 T1 DE 327929T1 DE 198989101633 T DE198989101633 T DE 198989101633T DE 89101633 T DE89101633 T DE 89101633T DE 327929 T1 DE327929 T1 DE 327929T1
Authority
DE
Germany
Prior art keywords
control unit
head control
writing head
writing
unit
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.)
Pending
Application number
DE198989101633T
Other languages
English (en)
Inventor
William T. Concord Ma 01742 Us Plummer
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.)
Polaroid Corp
Original Assignee
Polaroid Corp
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 Polaroid Corp filed Critical Polaroid Corp
Publication of DE327929T1 publication Critical patent/DE327929T1/de
Pending legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41J—TYPEWRITERS; SELECTIVE PRINTING MECHANISMS, i.e. MECHANISMS PRINTING OTHERWISE THAN FROM A FORME; CORRECTION OF TYPOGRAPHICAL ERRORS
    • B41J25/00—Actions or mechanisms not otherwise provided for
    • B41J25/304—Bodily-movable mechanisms for print heads or carriages movable towards or from paper surface
    • 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
    • H04N1/06—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 cylindrical picture-bearing surfaces, i.e. scanning a main-scanning line substantially perpendicular to the axis and lying in a curved cylindrical surface
    • H04N1/0671—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 cylindrical picture-bearing surfaces, i.e. scanning a main-scanning line substantially perpendicular to the axis and lying in a curved cylindrical surface with sub-scanning by translational movement of the main-scanning components
    • H04N1/0678—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 cylindrical picture-bearing surfaces, i.e. scanning a main-scanning line substantially perpendicular to the axis and lying in a curved cylindrical surface with sub-scanning by translational movement of the main-scanning components using a lead-screw or worm
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
    • G01D5/00—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable
    • G01D5/26—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable characterised by optical transfer means, i.e. using infrared, visible, or ultraviolet light
    • G01D5/264—Mechanical constructional elements therefor ; Mechanical adjustment thereof
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
    • G01D5/00—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable
    • G01D5/26—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable characterised by optical transfer means, i.e. using infrared, visible, or ultraviolet light
    • G01D5/32—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable characterised by optical transfer means, i.e. using infrared, visible, or ultraviolet light with attenuation or whole or partial obturation of beams of light
    • G01D5/34—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable characterised by optical transfer means, i.e. using infrared, visible, or ultraviolet light with attenuation or whole or partial obturation of beams of light the beams of light being detected by photocells
    • G01D5/36—Forming the light into pulses
    • 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
    • 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
    • H04N1/06—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 cylindrical picture-bearing surfaces, i.e. scanning a main-scanning line substantially perpendicular to the axis and lying in a curved cylindrical 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
    • H04N2201/024—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
    • H04N2201/02416—Rotational positioning, i.e. with respect to an axis
    • 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
    • H04N2201/028—Indexing scheme relating to scanning, transmission or reproduction of documents or the like, and to details thereof deleted for picture information pick-up
    • H04N2201/03—Indexing scheme relating to scanning, transmission or reproduction of documents or the like, and to details thereof deleted for picture information pick-up deleted
    • H04N2201/031—Indexing scheme relating to scanning, transmission or reproduction of documents or the like, and to details thereof deleted for picture information pick-up deleted deleted
    • H04N2201/03104—Integral pick-up heads, i.e. self-contained heads whose basic elements are a light source, a lens and a photodetector supported by a single-piece frame
    • H04N2201/03108—Components of integral heads
    • 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
    • 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
    • H04N2201/04727—Detection of scanning velocity or position by detecting marks or the like, e.g. slits on a linear encoder
    • 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
    • H04N2201/04729—Detection of scanning velocity or position in the main-scan direction
    • 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
    • H04N2201/04731—Detection of scanning velocity or position in the sub-scan direction
    • 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
    • H04N2201/04755—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
    • H04N2201/04789—Control or error compensation of scanning position or velocity in the main-scan direction
    • 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
    • H04N2201/04791—Control or error compensation of scanning position or velocity in the sub-scan direction
    • 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
DE198989101633T 1988-02-10 1989-01-31 Schreibkopfsteuergeraet. Pending DE327929T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/154,302 US4806034A (en) 1988-02-10 1988-02-10 Write head controller with grid synchronization

Publications (1)

Publication Number Publication Date
DE327929T1 true DE327929T1 (de) 1990-09-06

Family

ID=22550808

Family Applications (2)

Application Number Title Priority Date Filing Date
DE68915010T Expired - Fee Related DE68915010T2 (de) 1988-02-10 1989-01-31 Schreibkopfsteuergerät.
DE198989101633T Pending DE327929T1 (de) 1988-02-10 1989-01-31 Schreibkopfsteuergeraet.

Family Applications Before (1)

Application Number Title Priority Date Filing Date
DE68915010T Expired - Fee Related DE68915010T2 (de) 1988-02-10 1989-01-31 Schreibkopfsteuergerät.

Country Status (6)

Country Link
US (1) US4806034A (de)
EP (1) EP0327929B1 (de)
JP (1) JP2642187B2 (de)
KR (1) KR0133076B1 (de)
CA (1) CA1328305C (de)
DE (2) DE68915010T2 (de)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH01202462A (ja) * 1988-02-09 1989-08-15 Citizen Watch Co Ltd シリアルプリンタの印字制御装置
US4874941A (en) * 1988-05-11 1989-10-17 Simmonds Precision Products, Inc. Optical displacement sensor with a multi-period grating
US4985624A (en) * 1988-05-11 1991-01-15 Simmonds Precision Products, Inc. Optical grating sensor and method of monitoring with a multi-period grating
US5012090A (en) * 1989-02-09 1991-04-30 Simmonds Precision Products, Inc. Optical grating sensor and method of monitoring having a multi-period grating
JP2676118B2 (ja) * 1990-12-25 1997-11-12 大日本スクリーン製造株式会社 ドラム型画像走査装置
US5116150A (en) * 1991-01-09 1992-05-26 Apple Computer, Inc. Apparatus and method for mapping and aligning digital images onto printed media
US5572019A (en) * 1991-03-12 1996-11-05 Canon Kabushiki Kaisha Encoder with varying width light receiver and apparatus having the encoder
US5260721A (en) * 1991-08-23 1993-11-09 Eastman Kodak Company Precision lead screw drive assembly
US5262937A (en) * 1991-10-22 1993-11-16 Eastman Kodak Company Technique for precise color-to-color registration in thermal printers
US5402156A (en) * 1992-06-29 1995-03-28 Xerox Corporation Slow scan stitching mechanism
JPH0634872A (ja) * 1992-07-14 1994-02-10 Sony Corp サンプリング系位置検出装置
JPH0671864A (ja) * 1992-08-27 1994-03-15 Komori Corp 印刷物検査装置におけるウェブの蛇行認識方法および装置、印刷物検査装置における撮像位置補正方法および装置
US6609781B2 (en) 2000-12-13 2003-08-26 Lexmark International, Inc. Printer system with encoder filtering arrangement and method for high frequency error reduction
US7021735B2 (en) * 2003-03-28 2006-04-04 Lexmark International, Inc. Reduction of color plane alignment error in a drum printer
DE10353029B3 (de) * 2003-11-13 2004-08-19 Heidelberger Druckmaschinen Ag Vorrichtung und Verfahren zur Messung der Längenänderung der Vorschubspindel in einem Belichter für Druckvorlagen
JP2007228774A (ja) * 2006-02-27 2007-09-06 Citizen Holdings Co Ltd プリンタおよびｄｃモータの速度制御装置
US8456150B2 (en) * 2007-02-01 2013-06-04 Drexel University Hand-held phase-shift detector for sensor applications
CN105852901B (zh) * 2016-04-15 2019-07-16 东软医疗系统股份有限公司 电子直线加速器、限束器及铅叶驱动装置、驱动件

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4660086A (en) * 1979-02-16 1987-04-21 Lemelson Jerome H Scanning apparatus and method
US3153111A (en) * 1958-06-26 1964-10-13 Nat Res Dev Measurement of displacements
JPS5146717B2 (de) * 1972-06-21 1976-12-10
US4028732A (en) * 1973-03-02 1977-06-07 Lucien Salter Apparatus and method for display of images
GB1504691A (en) * 1974-03-15 1978-03-22 Nat Res Dev Measurement apparatus
GB1512638A (en) * 1974-08-22 1978-06-01 Crosfield Electronics Ltd Apparatus for maintaining the position of a working head in relation to a cylindrical workpiece
US4078173A (en) * 1976-06-24 1978-03-07 Pertec Computer Corporation Light amplitude control system for position and motion transducers
US4247214A (en) * 1978-11-08 1981-01-27 Ncr Corporation Character position control for a matrix printer
JPS5627559A (en) * 1979-08-14 1981-03-17 Dainippon Screen Mfg Co Ltd Position synchronizing method for rotary drum and scanning point of drum type picture scanning recorder
US4254439A (en) * 1979-12-26 1981-03-03 International Business Machines Corporation Facsimile mid-page restart
US4371254A (en) * 1980-10-02 1983-02-01 Xerox Corporation Programmed brake for controlling the speed of a scanning carriage
US4475831A (en) * 1983-08-12 1984-10-09 International Business Machines Corporation Position tracking emitter for a printer with emitter pattern on lead screw
JPS6070311A (ja) * 1983-09-27 1985-04-22 Mitsubishi Electric Corp 光学式エンコ−ダ
JPS60120217A (ja) * 1983-12-02 1985-06-27 Mitsutoyo Mfg Co Ltd 光電式変位検出装置
AT392536B (de) * 1984-07-06 1991-04-25 R S F Elektronik Ohg Rechtsfor Lineares, inkrementales messsystem
DE3444878A1 (de) * 1984-12-08 1986-06-12 Bodenseewerk Gerätetechnik GmbH, 7770 Überlingen Abtastkopf fuer schrittgeber, insbesondere winkelschrittgeber
JPS61228309A (ja) * 1985-04-02 1986-10-11 Dainippon Screen Mfg Co Ltd 位置検出方法

Also Published As

Publication number Publication date
EP0327929A3 (de) 1991-11-27
JPH01247178A (ja) 1989-10-03
US4806034A (en) 1989-02-21
CA1328305C (en) 1994-04-05
DE68915010D1 (de) 1994-06-09
EP0327929B1 (de) 1994-05-04
KR0133076B1 (ko) 1998-04-15
JP2642187B2 (ja) 1997-08-20
EP0327929A2 (de) 1989-08-16
DE68915010T2 (de) 1994-08-25
KR890012798A (ko) 1989-09-19

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