FR2362451B1 - - Google Patents

Info

Publication number
FR2362451B1
FR2362451B1 FR7721573A FR7721573A FR2362451B1 FR 2362451 B1 FR2362451 B1 FR 2362451B1 FR 7721573 A FR7721573 A FR 7721573A FR 7721573 A FR7721573 A FR 7721573A FR 2362451 B1 FR2362451 B1 FR 2362451B1
Authority
FR
France
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
Application number
FR7721573A
Other versions
FR2362451A1 (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.)
Erwin Sick GmbH Optik Elektronik
Original Assignee
Erwin Sick GmbH Optik Elektronik
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 Erwin Sick GmbH Optik Elektronik filed Critical Erwin Sick GmbH Optik Elektronik
Publication of FR2362451A1 publication Critical patent/FR2362451A1/fr
Application granted granted Critical
Publication of FR2362451B1 publication Critical patent/FR2362451B1/fr
Granted legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
    • G06K7/00—Methods or arrangements for sensing record carriers, e.g. for reading patterns
    • G06K7/10—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation
    • G06K7/10544—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation by scanning of the records by radiation in the optical part of the electromagnetic spectrum
    • G06K7/10821—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation by scanning of the records by radiation in the optical part of the electromagnetic spectrum further details of bar or optical code scanning devices
    • G06K7/10851—Circuits for pulse shaping, amplifying, eliminating noise signals, checking the function of the sensing device
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41F—PRINTING MACHINES OR PRESSES
    • B41F33/00—Indicating, counting, warning, control or safety devices
    • B41F33/0081—Devices for scanning register marks
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H23/00—Registering, tensioning, smoothing or guiding webs
    • B65H23/04—Registering, tensioning, smoothing or guiding webs longitudinally
    • B65H23/046—Sensing longitudinal register of web

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Electromagnetism (AREA)
  • Artificial Intelligence (AREA)
  • Toxicology (AREA)
  • General Health & Medical Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Length Measuring Devices By Optical Means (AREA)
  • Photometry And Measurement Of Optical Pulse Characteristics (AREA)
  • Image Analysis (AREA)
FR7721573A 1976-08-17 1977-07-12 Procede et circuit de production d'un signal de commutation au passage d'une discontinuite de contraste d'un substrat Granted FR2362451A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2636906A DE2636906C3 (de) 1976-08-17 1976-08-17 Verfahren zur Erzeugung eines Schaltsignals beim Durchgang eines Kontrastsprunges und Schaltungsanordnung zur Ausführung des Verfahrens

Publications (2)

Publication Number Publication Date
FR2362451A1 FR2362451A1 (fr) 1978-03-17
FR2362451B1 true FR2362451B1 (fr) 1984-05-11

Family

ID=5985600

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7721573A Granted FR2362451A1 (fr) 1976-08-17 1977-07-12 Procede et circuit de production d'un signal de commutation au passage d'une discontinuite de contraste d'un substrat

Country Status (6)

Country Link
US (1) US4142105A (fr)
CH (1) CH618031A5 (fr)
DE (1) DE2636906C3 (fr)
FR (1) FR2362451A1 (fr)
GB (1) GB1581160A (fr)
IT (1) IT1081846B (fr)

Families Citing this family (27)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0020897B1 (fr) * 1979-06-26 1983-11-16 International Business Machines Corporation Dispositif pour la détermination de l'angle optimal de balayage d'imprimés
FR2505524B1 (fr) * 1981-05-05 1987-05-15 Smh Adrex Ensemble de lecture et de reconnaissance de marques
US4406545A (en) * 1981-05-07 1983-09-27 Western Electric Company, Inc. Methods of and apparatus for measuring surface areas
JPS5831662A (ja) * 1981-08-19 1983-02-24 Fuji Photo Film Co Ltd 被走査シ−ト前端検出方法および装置
CA1197927A (fr) * 1981-10-01 1985-12-10 Richard G. Van Tyne Systeme et materiel de traitement de documents
DE3147035C1 (de) * 1981-11-27 1989-10-12 Ingenieurbüro Rudolf Weber KG, 6100 Darmstadt Detektor zur Registrierung von Marken
JPS58130841A (ja) * 1982-01-29 1983-08-04 Nec Corp 発光マ−ク検知装置
JPS58173408A (ja) * 1982-04-05 1983-10-12 Mitsutoyo Mfg Co Ltd 光学式測定機器におけるエツジ検出装置
US4500968A (en) * 1982-06-29 1985-02-19 Domtar Inc. Paper machine wet line control
US4528630A (en) * 1982-09-14 1985-07-09 Oao Corporation Automatic registration control method and apparatus
DE3239938A1 (de) * 1982-10-28 1984-05-03 Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt Verfahren zur erkennung, identifizierung und/oder qualitaetskontrolle von gegenstaenden
DE3310201C2 (de) * 1983-03-21 1985-01-24 Siemens AG, 1000 Berlin und 8000 München Schaltungsanordnung für optische Handlesegeräte zum Erfassen der Strichcodekanten eines abzutastenden Strichcodes
DE3328168A1 (de) * 1983-08-04 1985-02-21 Goetze Ag, 5093 Burscheid Verfahren und vorrichtung zur positionsfestlegung insbesondere von trennfugen
US4683380A (en) * 1985-11-06 1987-07-28 Eastman Kodak Company Apparatus and method for detecting a perforation on a web
JP2603616B2 (ja) * 1986-06-02 1997-04-23 オムロン株式会社 反射型光電スイツチ
GB8710021D0 (en) * 1987-04-28 1987-06-03 Crosfield Electronics Ltd Monitoring passage of marks on web
US4827141A (en) * 1987-10-26 1989-05-02 Hughes Aircraft Company Subresolution element spatial measurement technique
CH680117A5 (fr) * 1989-07-15 1992-06-30 Bobst Sa
DE4013507C2 (de) * 1990-03-03 1995-04-06 Bayerische Mas Ind Arno Keller Behälter mit Flüssigkeit
US5107127A (en) * 1990-08-13 1992-04-21 Eastman Kodak Company Method and apparatus for precision location of a perforation
GB9026087D0 (en) * 1990-11-30 1991-01-16 Crosfield Press Controls Ltd Register mark identification
US5086219A (en) * 1990-11-30 1992-02-04 California Institute Of Technology Circuit for detecting discontinuities in light intensity including two independent resistive networks
DE19520242C2 (de) * 1995-06-02 2002-07-18 Abb Patent Gmbh Vorrichtung zur Bewegungsmeldung mit mindestens einem optoelektrischen Sensor zur Erfassung von Lichtstrahlen aus einem zu überwachenden Raumbereich
JP3547111B2 (ja) * 1997-10-07 2004-07-28 株式会社ミマキエンジニアリング シール材カット用のトンボの読み取り装置を持つカッティングプロッタとそれを用いたシール材カット用のトンボの読み取り方法
US7391043B2 (en) * 2004-01-30 2008-06-24 Zih Corp. Self calibrating media edge sensor
DE102009035006B4 (de) * 2008-09-08 2019-06-06 Heidelberger Druckmaschinen Ag Intensitätsoptimierte Kontrollmarkenmessung
AT515932B1 (de) * 2014-10-27 2016-01-15 Bernecker & Rainer Ind Elektronik Gmbh Verfahren und Vorrichtung zur Detektion einer Druckmarke

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3461303A (en) * 1966-12-14 1969-08-12 Ibm Variable threshold amplifier with input divider circuit
DE1774180B1 (de) * 1968-04-26 1970-01-22 Sick Erwin Anordnung zur optisch-elektronischen Identifizierung eines bewegten Koerpers
DE2015694B2 (de) * 1970-04-02 1971-11-11 Exatest Meßtechnik GmbH, 5090 Le verkusen Verfahren zur beruehrungslosen messung der breite oder lage eines gegenstandes mittels eines sichtstrahls
GB1336008A (en) * 1970-11-30 1973-11-07 Decca Ltd Detecting systems
DE2153910C3 (de) * 1971-10-29 1974-10-17 Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt Anordnung zum Auswerten des Ausgangssignals einer optischen Meßeinrichtung
DE2237811C3 (de) * 1972-07-12 1981-11-19 Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt Anordnung zur Abtastung von Marken auf bewegten Aufzeichnungsträgern
US3907439A (en) * 1973-08-14 1975-09-23 Zygo Corp Edge-sensing with a scanning laser beam
DE2434829C3 (de) * 1974-07-19 1978-11-09 Erwin Sick Gmbh Optik-Elektronik, 7808 Waldkirch Lichtelektronische Vorrichtung zur Messung der Länge oder Breite eines Gegenstands
CA1054717A (fr) * 1974-11-20 1979-05-15 E-Systems Circuit de correlation pour lecteur optique

Also Published As

Publication number Publication date
IT1081846B (it) 1985-05-21
DE2636906A1 (de) 1978-02-23
CH618031A5 (fr) 1980-06-30
DE2636906B2 (de) 1978-06-08
GB1581160A (en) 1980-12-10
DE2636906C3 (de) 1983-12-29
US4142105A (en) 1979-02-27
FR2362451A1 (fr) 1978-03-17

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Legal Events

Date Code Title Description
ST Notification of lapse