ATE33314T1 - Verfahren und apparatur zur untersuchung von gedruckten schaltungen. - Google Patents

Verfahren und apparatur zur untersuchung von gedruckten schaltungen.

Info

Publication number
ATE33314T1
ATE33314T1 AT84304973T AT84304973T ATE33314T1 AT E33314 T1 ATE33314 T1 AT E33314T1 AT 84304973 T AT84304973 T AT 84304973T AT 84304973 T AT84304973 T AT 84304973T AT E33314 T1 ATE33314 T1 AT E33314T1
Authority
AT
Austria
Prior art keywords
board
signals
scan
processing means
areas
Prior art date
Application number
AT84304973T
Other languages
English (en)
Inventor
Keith Gilbert Doyle
Roy Anthony Lloyd
Original Assignee
Lloyd Doyle Ltd
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 Lloyd Doyle Ltd filed Critical Lloyd Doyle Ltd
Application granted granted Critical
Publication of ATE33314T1 publication Critical patent/ATE33314T1/de

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T7/00—Image analysis
    • G06T7/0002—Inspection of images, e.g. flaw detection
    • G06T7/0004—Industrial image inspection
    • G06T7/0006—Industrial image inspection using a design-rule based approach
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
    • G01N21/84—Systems specially adapted for particular applications
    • G01N21/88—Investigating the presence of flaws or contamination
    • G01N21/95—Investigating the presence of flaws or contamination characterised by the material or shape of the object to be examined
    • G01N21/956—Inspecting patterns on the surface of objects
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T2207/00—Indexing scheme for image analysis or image enhancement
    • G06T2207/30—Subject of image; Context of image processing
    • G06T2207/30108—Industrial image inspection
    • G06T2207/30141—Printed circuit board [PCB]

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Biochemistry (AREA)
  • Immunology (AREA)
  • Theoretical Computer Science (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Quality & Reliability (AREA)
  • General Health & Medical Sciences (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Pathology (AREA)
  • Investigating Materials By The Use Of Optical Means Adapted For Particular Applications (AREA)
  • Tests Of Electronic Circuits (AREA)
  • Printing Elements For Providing Electric Connections Between Printed Circuits (AREA)
  • Length Measuring Devices By Optical Means (AREA)
  • Length Measuring Devices With Unspecified Measuring Means (AREA)
  • Image Processing (AREA)
  • Image Analysis (AREA)
AT84304973T 1983-07-25 1984-07-20 Verfahren und apparatur zur untersuchung von gedruckten schaltungen. ATE33314T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB838320016A GB8320016D0 (en) 1983-07-25 1983-07-25 Apparatus for inspecting printed wiring boards
EP84304973A EP0135302B1 (de) 1983-07-25 1984-07-20 Verfahren und Apparatur zur Untersuchung von gedruckten Schaltungen

Publications (1)

Publication Number Publication Date
ATE33314T1 true ATE33314T1 (de) 1988-04-15

Family

ID=10546253

Family Applications (1)

Application Number Title Priority Date Filing Date
AT84304973T ATE33314T1 (de) 1983-07-25 1984-07-20 Verfahren und apparatur zur untersuchung von gedruckten schaltungen.

Country Status (6)

Country Link
US (1) US4635289A (de)
EP (1) EP0135302B1 (de)
JP (1) JPS6095309A (de)
AT (1) ATE33314T1 (de)
DE (1) DE3470226D1 (de)
GB (1) GB8320016D0 (de)

Families Citing this family (30)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4953224A (en) * 1984-09-27 1990-08-28 Hitachi, Ltd. Pattern defects detection method and apparatus
IL79097A0 (en) * 1985-06-17 1986-09-30 Visionetics Corp Automatic optical inspection of printed circuit boards
US4707734A (en) * 1985-06-17 1987-11-17 The Perkin-Elmer Corporation Coarse flaw detector for printed circuit board inspection
IL79098A0 (en) * 1985-07-15 1986-09-30 Visionetics Corp Fine flaw detector for printed circuit boards
EP0275721A1 (de) * 1987-01-20 1988-07-27 Up Systems Automatisches Verfahren zur zeilenweisen optischen Analyse und elektronischen Prüfung des Musters einer zweidimensionalen Szene durch Gestaltfolgung
US4881269A (en) * 1985-07-29 1989-11-14 French Limited Company - Centaure Robotique Automatic method of optically scanning a two-dimensional scene line-by-line and of electronically inspecting patterns therein by "shape-tracking"
US4811409A (en) * 1985-09-12 1989-03-07 Insystems, Inc. Method and apparatus for detecting defect information in a holographic image pattern
DE3540100A1 (de) * 1985-11-12 1987-06-11 Mania Gmbh Verfahren zur optischen pruefung von leiterplatten
JPS62127987A (ja) * 1985-11-28 1987-06-10 Yokogawa Electric Corp プリント板パタ−ン検査方法
DE3688833T2 (de) 1985-12-27 1994-03-03 American Telephone & Telegraph Untersuchungssystem durch Linienabtastung für Schaltungsplatten.
JPS62209305A (ja) * 1986-03-10 1987-09-14 Fujitsu Ltd 寸法良否判定方法
DE3663742D1 (en) * 1986-03-19 1989-07-06 Rollei Fototechnic Gmbh Method for the photogrammetrical measurement of an object with at least one solid-state image sensor
JPS63179203A (ja) * 1987-01-20 1988-07-23 Hiyuutec:Kk コ−ナ−位置検出装置
EP0341944A3 (de) * 1988-05-10 1991-06-26 Gec Plessey Telecommunications Limited Verfahren und Vorrichtungen zur Positionserfassung
JPH0737895B2 (ja) * 1988-12-16 1995-04-26 ジューキ株式会社 直接描画方法
US5027417A (en) * 1989-03-31 1991-06-25 Dainippon Screen Mfg. Co., Ltd. Method of and apparatus for inspecting conductive pattern on printed board
EP0459489B1 (de) * 1990-05-30 1997-01-22 Dainippon Screen Mfg. Co., Ltd. Verfahren zum Lesen einer optischen Abbildung einer untersuchten Oberfläche und dafür einsetzbare Bildleseeinrichtung
US5184217A (en) * 1990-08-02 1993-02-02 Doering John W System for automatically inspecting a flat sheet part
IL99823A0 (en) * 1990-11-16 1992-08-18 Orbot Instr Ltd Optical inspection method and apparatus
JPH0769155B2 (ja) * 1990-11-27 1995-07-26 大日本スクリーン製造株式会社 プリント基板のパターン検査方法
US5367467A (en) * 1990-11-27 1994-11-22 Dainippon Screen Mfg. Co., Ltd. Method of and apparatus for inspecting width of wiring line on printed board
US5119434A (en) * 1990-12-31 1992-06-02 Beltronics, Inc. Method of and apparatus for geometric pattern inspection employing intelligent imaged-pattern shrinking, expanding and processing to identify predetermined features and tolerances
EP0594146B1 (de) * 1992-10-22 2002-01-09 Advanced Interconnection Technology, Inc. Einrichtung zur automatischen optischen Prüfung von Leiterplatten mit darin verlegten Drähten
US6066845A (en) * 1997-11-14 2000-05-23 Virtek Vision Corporation Laser scanning method and system
AU1388599A (en) * 1997-11-14 1999-06-07 Virtek Vision Corporation Laser scanning method and system
GB2362459A (en) * 2000-05-16 2001-11-21 Lloyd Doyle Ltd Method and apparatus for inspection of printed wiring boards
US6700658B2 (en) 2001-10-05 2004-03-02 Electro Scientific Industries, Inc. Method and apparatus for circuit pattern inspection
JP4242796B2 (ja) * 2004-03-12 2009-03-25 パナソニック株式会社 画像認識方法及び画像認識装置
US10759670B2 (en) 2017-09-11 2020-09-01 Ionic Solutions Ltd. Apparatus and process for the production of soda ash
CN115112086B (zh) * 2022-05-30 2023-06-02 广州广芯封装基板有限公司 一种线路板的涨缩测试方法

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6122254B2 (de) * 1974-01-30 1986-05-30 Hitachi Ltd
US4037941A (en) * 1975-06-30 1977-07-26 International Business Machines Corporation Inspection tool
JPS5379571A (en) * 1976-12-24 1978-07-14 Hitachi Ltd Pattern inspecting apparatus
DE2700252C2 (de) * 1977-01-05 1985-03-14 Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt Verfahren zum Prüfen definierter Strukturen
JPS5915381B2 (ja) * 1978-10-16 1984-04-09 日本電信電話株式会社 パタ−ン検査法
JPS56118187A (en) * 1980-02-25 1981-09-17 Hitachi Ltd Counter circuit of two dimensional pattern
JPS57108606A (en) * 1980-12-26 1982-07-06 Hitachi Ltd Automatic appearance inspection apparatus
US4479145A (en) * 1981-07-29 1984-10-23 Nippon Kogaku K.K. Apparatus for detecting the defect of pattern
US4500202A (en) * 1982-05-24 1985-02-19 Itek Corporation Printed circuit board defect detection of detecting maximum line width violations
DE3267548D1 (en) * 1982-05-28 1986-01-02 Ibm Deutschland Process and device for an automatic optical inspection
US4541114A (en) * 1983-05-05 1985-09-10 Research Environmental/Institute of Michigan Routing techniques using serial neighborhood image analyzing system

Also Published As

Publication number Publication date
JPS6095309A (ja) 1985-05-28
EP0135302A1 (de) 1985-03-27
EP0135302B1 (de) 1988-03-30
US4635289A (en) 1987-01-06
DE3470226D1 (en) 1988-05-05
GB8320016D0 (en) 1983-08-24

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Legal Events

Date Code Title Description
RER Ceased as to paragraph 5 lit. 3 law introducing patent treaties