ATE147566T1 - Gerät zur bestimmung und steuerung der lage eines lichtbündels mit anwendung von beugungsmustern - Google Patents

Gerät zur bestimmung und steuerung der lage eines lichtbündels mit anwendung von beugungsmustern

Info

Publication number
ATE147566T1
ATE147566T1 AT92307073T AT92307073T ATE147566T1 AT E147566 T1 ATE147566 T1 AT E147566T1 AT 92307073 T AT92307073 T AT 92307073T AT 92307073 T AT92307073 T AT 92307073T AT E147566 T1 ATE147566 T1 AT E147566T1
Authority
AT
Austria
Prior art keywords
light
controlling
light beam
determining
diffraction patterns
Prior art date
Application number
AT92307073T
Other languages
English (en)
Inventor
Paul F Sullivan
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
Application granted granted Critical
Publication of ATE147566T1 publication Critical patent/ATE147566T1/de

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B11/00—Measuring arrangements characterised by the use of optical techniques
    • G01B11/26—Measuring arrangements characterised by the use of optical techniques for measuring angles or tapers; for testing the alignment of axes
    • G01B11/27—Measuring arrangements characterised by the use of optical techniques for measuring angles or tapers; for testing the alignment of axes for testing the alignment of axes
    • G01B11/272—Measuring arrangements characterised by the use of optical techniques for measuring angles or tapers; for testing the alignment of axes for testing the alignment of axes using photoelectric detection means
    • 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
    • H04N1/10—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
    • H04N1/1008—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 the picture-bearing 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
    • H04N1/113—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
    • H04N2201/02416—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
    • H04N2201/02425—Self-adjusting arrangements, e.g. compensating for temperature fluctuations
    • 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
    • H04N2201/04712—Detection of scanning velocity or position using dedicated detectors using unbroken arrays of detectors, i.e. detectors mounted on the same substrate
    • 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
    • H04N2201/04701—Detection of scanning velocity or position
    • H04N2201/04744—Detection of scanning velocity or position by detecting the scanned beam or a reference beam
    • H04N2201/04746—Detection of scanning velocity or position by detecting the scanned beam or a reference beam after modulation by a grating, mask or the like
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Diffracting Gratings Or Hologram Optical Elements (AREA)
  • Holo Graphy (AREA)
  • Semiconductor Lasers (AREA)
  • Optical Head (AREA)
  • Exposure And Positioning Against Photoresist Photosensitive Materials (AREA)
  • Laser Beam Printer (AREA)
  • Mechanical Optical Scanning Systems (AREA)
  • Dot-Matrix Printers And Others (AREA)
AT92307073T 1991-10-15 1992-08-03 Gerät zur bestimmung und steuerung der lage eines lichtbündels mit anwendung von beugungsmustern ATE147566T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US77656591A 1991-10-15 1991-10-15

Publications (1)

Publication Number Publication Date
ATE147566T1 true ATE147566T1 (de) 1997-01-15

Family

ID=25107754

Family Applications (1)

Application Number Title Priority Date Filing Date
AT92307073T ATE147566T1 (de) 1991-10-15 1992-08-03 Gerät zur bestimmung und steuerung der lage eines lichtbündels mit anwendung von beugungsmustern

Country Status (6)

Country Link
US (1) US5539446A (de)
EP (1) EP0538993B1 (de)
JP (1) JPH05215978A (de)
AT (1) ATE147566T1 (de)
CA (1) CA2073409A1 (de)
DE (1) DE69216543T2 (de)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA2319898C (en) 2000-09-18 2006-05-16 Institut National D'optique Position encoding optical device and method
US6785878B2 (en) * 2002-07-31 2004-08-31 Texas Instruments Incorporated Correcting a mask pattern using multiple correction grids
JP4927486B2 (ja) * 2006-09-19 2012-05-09 株式会社リコー 光走査装置及び画像形成装置
US8027039B2 (en) * 2007-04-16 2011-09-27 University Of Maryland, Baltimore Subwavelength resolution optical microscopy
DE102008007319A1 (de) * 2008-02-02 2009-08-06 Dr. Johannes Heidenhain Gmbh Optische Positionsmesseinrichtung
WO2018147938A1 (en) * 2017-02-10 2018-08-16 Kla-Tencor Corporation Mitigation of inaccuracies related to grating asymmetries in scatterometry measurements
TWI831898B (zh) * 2019-01-15 2024-02-11 德商卡爾蔡司Ｓｍｔ有限公司 藉由破壞性干涉抑制至少一目標波長的光學繞射元件

Family Cites Families (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3812371A (en) * 1972-09-22 1974-05-21 Itek Corp Scanning beam position indicator
US3835249A (en) * 1972-12-26 1974-09-10 Ibm Scanning light synchronization system
US4213704A (en) * 1977-12-19 1980-07-22 The Singer Company Method and apparatus for sensing the position of a writing laser beam
GB2085580B (en) * 1980-10-21 1984-06-06 Crosfield Electronics Ltd A flying spot scanner
US4310227A (en) * 1981-01-05 1982-01-12 Polaroid Corporation Diffracted energy auto-ranging system for a camera
CH650089A5 (de) * 1981-03-17 1985-06-28 Landis & Gyr Ag Anordnung zur darstellung des inhalts von zahlenrollen-zaehlwerken in form elektrischer signale.
DE3110572A1 (de) * 1981-03-18 1982-09-30 Agfa-Gevaert Ag, 5090 Leverkusen Magneto-optisches speicherverfahren
US4528448A (en) * 1982-05-13 1985-07-09 Benson, Inc. Plane linear grating for optically encoding information
JPH0621801B2 (ja) * 1985-07-03 1994-03-23 キヤノン株式会社 ロ−タリ−エンコ−ダ−
JPS6212814A (ja) * 1985-07-10 1987-01-21 Canon Inc ロ−タリ−エンコ−ダ−
GB2185314B (en) * 1986-01-14 1990-09-26 Canon Kk Encoder
JPS6313015A (ja) * 1986-07-04 1988-01-20 Hitachi Koki Co Ltd 光偏向装置のビ−ム位置制御装置
FR2615281B1 (fr) * 1987-05-11 1996-08-23 Canon Kk Dispositif de mesure d'une distance en mouvement relatif de deux objets mobiles l'un par rapport a l'autre
DE3844704C2 (de) * 1987-09-30 1992-06-17 Kabushiki Kaisha Okuma Tekkosho, Nagoya, Aichi, Jp
US4985624A (en) * 1988-05-11 1991-01-15 Simmonds Precision Products, Inc. Optical grating sensor and method of monitoring with a multi-period grating
US4952946A (en) * 1988-10-19 1990-08-28 Polaroid Corporation Scanning beam position detecting apparatus for use in electronic printer
JP2629948B2 (ja) * 1989-03-03 1997-07-16 キヤノン株式会社 エンコーダー
US5021649A (en) * 1989-03-28 1991-06-04 Canon Kabushiki Kaisha Relief diffraction grating encoder
US5210625A (en) * 1991-03-29 1993-05-11 Hughes Aircraft Company Holographic efficiency adjustment

Also Published As

Publication number Publication date
CA2073409A1 (en) 1993-04-16
US5539446A (en) 1996-07-23
JPH05215978A (ja) 1993-08-27
DE69216543T2 (de) 1997-04-24
DE69216543D1 (de) 1997-02-20
EP0538993A1 (de) 1993-04-28
EP0538993B1 (de) 1997-01-08

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Legal Events

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