FR2361027A1 - Procede pour tracer une image sans faire apparaitre de lignes - Google Patents

Procede pour tracer une image sans faire apparaitre de lignes

Info

Publication number
FR2361027A1
FR2361027A1 FR7724382A FR7724382A FR2361027A1 FR 2361027 A1 FR2361027 A1 FR 2361027A1 FR 7724382 A FR7724382 A FR 7724382A FR 7724382 A FR7724382 A FR 7724382A FR 2361027 A1 FR2361027 A1 FR 2361027A1
Authority
FR
France
Prior art keywords
tracing
image
procedure
lines
appearing lines
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.)
Granted
Application number
FR7724382A
Other languages
English (en)
Other versions
FR2361027B1 (fr
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.)
HELL RUDOLF GmbH
Original Assignee
HELL RUDOLF GmbH
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 HELL RUDOLF GmbH filed Critical HELL RUDOLF GmbH
Publication of FR2361027A1 publication Critical patent/FR2361027A1/fr
Application granted granted Critical
Publication of FR2361027B1 publication Critical patent/FR2361027B1/fr
Granted 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
    • H04N1/40—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
    • H04N1/024—Details of scanning heads ; Means for illuminating the original
    • H04N1/032—Details of scanning heads ; Means for illuminating the original for picture information reproduction
    • H04N1/036—Details of scanning heads ; Means for illuminating the original for picture information reproduction for optical reproduction
    • 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
    • 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
    • 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
    • H04N2201/04—Scanning arrangements
    • H04N2201/0402—Arrangements not specific to a particular one of the scanning methods covered by groups H04N1/04 - H04N1/207
    • H04N2201/046—Actively compensating for disturbances, e.g. vibrations

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Facsimile Scanning Arrangements (AREA)
  • Fax Reproducing Arrangements (AREA)
  • Length-Measuring Devices Using Wave Or Particle Radiation (AREA)

Abstract

a. Procédé pour tracer une image sans faire apparaître de lignes. b. Procédé caractérisé en ce qu'on effectue le traçage des lignes secondaires d'un multiple de lignes secondaires par déplacement multiple du faisceau de traçage avec un diamètre réduit par rapport à celui du faisceau de palpage. c. L'invention s'applique notamment à la transmission de fac-similés.
FR7724382A 1976-08-07 1977-08-08 Procede pour tracer une image sans faire apparaitre de lignes Granted FR2361027A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2635674A DE2635674C3 (de) 1976-08-07 1976-08-07 Verfahren zur zeilenfreien Bildaufzeichnung

Publications (2)

Publication Number Publication Date
FR2361027A1 true FR2361027A1 (fr) 1978-03-03
FR2361027B1 FR2361027B1 (fr) 1984-11-23

Family

ID=5984997

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7724382A Granted FR2361027A1 (fr) 1976-08-07 1977-08-08 Procede pour tracer une image sans faire apparaitre de lignes

Country Status (6)

Country Link
US (1) US4363037A (fr)
JP (1) JPS5320720A (fr)
DE (1) DE2635674C3 (fr)
FR (1) FR2361027A1 (fr)
GB (1) GB1565109A (fr)
NL (1) NL182190B (fr)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2484753A1 (fr) * 1980-06-16 1981-12-18 Radioelectrique Comp Ind Appareil pour la reception photographique d'images transmises au moyen d'un signal electrique module
FR2530904A1 (fr) * 1982-07-23 1984-01-27 Dainippon Screen Mfg Masque a ouvertures pour dispositifs d'exploration et d'enregistrement d'images
EP0183133A2 (fr) * 1984-11-24 1986-06-04 Agfa-Gevaert AG Procédé et appareil pour la production des images photographiques par illumination point-par-point

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4295145A (en) * 1978-12-29 1981-10-13 International Business Machines Corporation Acousto-optically modulated laser scanning arrangement for correcting for interference appearing therein
DE3126272C1 (de) * 1981-07-03 1983-02-03 Dr.-Ing. Rudolf Hell Gmbh, 2300 Kiel Verfahren zur Unterdrückung von Moiréerscheinungen bei der Wiederaufzeichnung bereits gerasterter Bilder
GB2153182B (en) * 1984-01-13 1988-06-22 Ricoh Kk Image recording method
US4652906A (en) * 1985-03-12 1987-03-24 Racal Data Communications Inc. Method and apparatus for color decomposition of video signals
JPS61277263A (ja) * 1985-05-31 1986-12-08 Sony Corp 露光方法
GB8613223D0 (en) * 1986-05-30 1986-07-02 Crosfield Electronics Ltd Half-tone reproduction
GB8926738D0 (en) * 1989-11-27 1990-01-17 Crosfield Electronics Ltd Image scanning apparatus
JP2987647B2 (ja) * 1991-04-19 1999-12-06 富士写真フイルム株式会社 画像情報記録方法
US5515182A (en) * 1992-08-31 1996-05-07 Howtek, Inc. Rotary scanner
US5440398A (en) * 1993-02-25 1995-08-08 Ohio Electronic Engravers, Inc. Error detection apparatus and method for use with engravers
US5737090A (en) * 1993-02-25 1998-04-07 Ohio Electronic Engravers, Inc. System and method for focusing, imaging and measuring areas on a workpiece engraved by an engraver
US5617217A (en) * 1993-02-25 1997-04-01 Ohio Electronic Engravers, Inc. Engraving method and apparatus for generating engraving drive signals for engraving engraved areas of accurately controlled size in the surface of a workpiece using coefficient values and associated set up parameter values
US5671063A (en) * 1993-02-25 1997-09-23 Ohio Electronic Engravers, Inc. Error tolerant method and system for measuring features of engraved areas
US6362899B1 (en) 1993-02-25 2002-03-26 Mdc Max Daetwyler Ag Error detection apparatus and method for use with engravers
US5831746A (en) * 1993-02-25 1998-11-03 Ohio Electronic Engravers, Inc. Engraved area volume measurement system and method using pixel data
US5424845A (en) * 1993-02-25 1995-06-13 Ohio Electronic Engravers, Inc. Apparatus and method for engraving a gravure printing cylinder
US6348979B1 (en) 1993-02-25 2002-02-19 Mdc Max Daetwyler Ag Engraving system and method comprising improved imaging
US5438422A (en) * 1993-02-25 1995-08-01 Ohio Electronic Engravers, Inc. Error detection apparatus and method for use with engravers
US6194718B1 (en) * 1998-09-23 2001-02-27 Applied Materials, Inc. Method for reducing aliasing effects in scanning beam microscopy
US6433890B1 (en) 1998-09-24 2002-08-13 Mdc Max Daetwyler Ag System and method for improving printing of a leading edge of an image in a gravure printing process

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1910554A1 (de) * 1969-03-01 1970-08-27 Fernseh Gmbh Verfahren zur Umwandlung von Fernsehsignalen von einer Norm in eine andere
US3619484A (en) * 1968-05-24 1971-11-09 Matsushita Electric Ind Co Ltd A color facsimile scanning system
DE2519734A1 (de) * 1974-05-03 1975-11-13 Crosfield Electronics Ltd Bildreproduktionsanlage
DE2442235A1 (de) * 1974-09-04 1976-03-18 Agfa Gevaert Ag Verfahren zur abtastung und aufzeichnung von bildmaessigen vorlagen
FR2297530A1 (fr) * 1975-01-13 1976-08-06 Ass Press Procede et appareil de reproduction a distance de documents en fac-simile

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1035475B (de) * 1956-08-04 1958-07-31 Hell Rudolf Dr Ing Fa Elektronisches Verfahren und elektronische Vorrichtung zur Negativ-Positiv-Umkehrung und zur Korrektur des Verlaufes der Gradationskurven der photographischen Farbauszuege eines zu reproduzierenden mehrfarbigen Bildes
GB1095452A (fr) * 1963-12-27 1900-01-01
US3617626A (en) * 1969-05-16 1971-11-02 Technicolor High-definition color picture editing and recording system
US3904816A (en) * 1971-07-28 1975-09-09 Hell Rudolf Method for the dot-by-dot and line-by-line reproduction of picture originals
US3820123A (en) * 1973-04-04 1974-06-25 Quantor Corp Laser microfilm recorder
US3876829A (en) * 1973-04-20 1975-04-08 Massachusetts Inst Technology Electro-optical communication of visual images
GB1492740A (en) * 1973-12-17 1977-11-23 Crosfield Electronics Ltd Preparation of half-tone images

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3619484A (en) * 1968-05-24 1971-11-09 Matsushita Electric Ind Co Ltd A color facsimile scanning system
DE1910554A1 (de) * 1969-03-01 1970-08-27 Fernseh Gmbh Verfahren zur Umwandlung von Fernsehsignalen von einer Norm in eine andere
DE2519734A1 (de) * 1974-05-03 1975-11-13 Crosfield Electronics Ltd Bildreproduktionsanlage
DE2442235A1 (de) * 1974-09-04 1976-03-18 Agfa Gevaert Ag Verfahren zur abtastung und aufzeichnung von bildmaessigen vorlagen
FR2297530A1 (fr) * 1975-01-13 1976-08-06 Ass Press Procede et appareil de reproduction a distance de documents en fac-simile

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
EXBK/76 *

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2484753A1 (fr) * 1980-06-16 1981-12-18 Radioelectrique Comp Ind Appareil pour la reception photographique d'images transmises au moyen d'un signal electrique module
FR2530904A1 (fr) * 1982-07-23 1984-01-27 Dainippon Screen Mfg Masque a ouvertures pour dispositifs d'exploration et d'enregistrement d'images
EP0183133A2 (fr) * 1984-11-24 1986-06-04 Agfa-Gevaert AG Procédé et appareil pour la production des images photographiques par illumination point-par-point
EP0183133A3 (en) * 1984-11-24 1987-06-24 Agfa-Gevaert Ag Method and apparatus for the production of photographic pictures by point-by-point illumination

Also Published As

Publication number Publication date
FR2361027B1 (fr) 1984-11-23
DE2635674B2 (de) 1978-05-24
NL7708708A (nl) 1978-02-09
NL182190B (nl) 1987-08-17
DE2635674A1 (de) 1978-02-09
DE2635674C3 (de) 1978-10-26
JPS5320720A (en) 1978-02-25
US4363037A (en) 1982-12-07
GB1565109A (en) 1980-04-16

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Legal Events

Date Code Title Description
ST Notification of lapse