IL79097A0 - Automatic optical inspection of printed circuit boards - Google Patents

Automatic optical inspection of printed circuit boards

Info

Publication number
IL79097A0
IL79097A0 IL79097A IL7909786A IL79097A0 IL 79097 A0 IL79097 A0 IL 79097A0 IL 79097 A IL79097 A IL 79097A IL 7909786 A IL7909786 A IL 7909786A IL 79097 A0 IL79097 A0 IL 79097A0
Authority
IL
Israel
Prior art keywords
printed circuit
circuit boards
optical inspection
automatic optical
automatic
Prior art date
Application number
IL79097A
Other languages
English (en)
Original Assignee
Visionetics 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 Visionetics Corp filed Critical Visionetics Corp
Publication of IL79097A0 publication Critical patent/IL79097A0/xx

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
    • G06T7/001—Industrial image inspection using an image reference approach
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
    • G06V30/00—Character recognition; Recognising digital ink; Document-oriented image-based pattern recognition
    • G06V30/10—Character recognition
    • G06V30/24—Character recognition characterised by the processing or recognition method
    • G06V30/248—Character recognition characterised by the processing or recognition method involving plural approaches, e.g. verification by template match; Resolving confusion among similar patterns, e.g. "O" versus "Q"
    • G06V30/2504—Coarse or fine approaches, e.g. resolution of ambiguities or multiscale approaches
    • 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
    • G01N2021/95638—Inspecting patterns on the surface of objects for PCB's
    • 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
    • G01N21/95607—Inspecting patterns on the surface of objects using a comparative method
    • 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
    • G06T2207/10—Image acquisition modality
    • G06T2207/10016—Video; Image sequence
    • 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)
  • Computer Vision & Pattern Recognition (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Multimedia (AREA)
  • Quality & Reliability (AREA)
  • Investigating Materials By The Use Of Optical Means Adapted For Particular Applications (AREA)
  • Length Measuring Devices By Optical Means (AREA)
IL79097A 1985-06-17 1986-06-12 Automatic optical inspection of printed circuit boards IL79097A0 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US74576685A 1985-06-17 1985-06-17

Publications (1)

Publication Number Publication Date
IL79097A0 true IL79097A0 (en) 1986-09-30

Family

ID=24998169

Family Applications (1)

Application Number Title Priority Date Filing Date
IL79097A IL79097A0 (en) 1985-06-17 1986-06-12 Automatic optical inspection of printed circuit boards

Country Status (3)

Country Link
EP (1) EP0206709A3 (fr)
JP (1) JPS61292510A (fr)
IL (1) IL79097A0 (fr)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH01265368A (ja) * 1988-04-15 1989-10-23 Matsushita Electric Ind Co Ltd 印刷パターンの検査装置
FR2647574B1 (fr) * 1989-05-12 1991-09-06 Automatisme Robotique Applique Procedes et dispositifs pour effectuer des controles de fabrication visuels d'une serie de pieces identiques
JP3163909B2 (ja) * 1994-08-19 2001-05-08 株式会社富士通ゼネラル 安全試験の自動化装置
GB9803179D0 (en) * 1998-02-13 1998-04-08 Scient Generics Ltd PCB Inspection system
US6707545B1 (en) 1999-09-07 2004-03-16 Applied Materials, Inc. Optical signal routing method and apparatus providing multiple inspection collection points on semiconductor manufacturing systems
US6813032B1 (en) 1999-09-07 2004-11-02 Applied Materials, Inc. Method and apparatus for enhanced embedded substrate inspection through process data collection and substrate imaging techniques
US6693708B1 (en) 1999-09-07 2004-02-17 Applied Materials, Inc. Method and apparatus for substrate surface inspection using spectral profiling techniques
US6721045B1 (en) 1999-09-07 2004-04-13 Applied Materials, Inc. Method and apparatus to provide embedded substrate process monitoring through consolidation of multiple process inspection techniques
US7012684B1 (en) 1999-09-07 2006-03-14 Applied Materials, Inc. Method and apparatus to provide for automated process verification and hierarchical substrate examination
US6707544B1 (en) 1999-09-07 2004-03-16 Applied Materials, Inc. Particle detection and embedded vision system to enhance substrate yield and throughput
US6630995B1 (en) 1999-09-07 2003-10-07 Applied Materials, Inc. Method and apparatus for embedded substrate and system status monitoring
IL160477A0 (en) * 2004-02-19 2004-07-25 Camtek Ltd A method and a system for real-time defects verification
CN102938077A (zh) * 2012-10-25 2013-02-20 渭南师范学院 基于双阈值二值化的在线式aoi图像检索方法
KR101444259B1 (ko) * 2013-09-12 2014-10-30 주식회사 고영테크놀러지 기판 검사 시의 보상 매트릭스 생성방법

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4233625A (en) * 1978-11-03 1980-11-11 Teledyne, Inc. Television monitoring system for automatically aligning semiconductor devices during manufacture
EP0054596B1 (fr) * 1980-12-18 1985-05-29 International Business Machines Corporation Procédé d'inspection et de tri automatique d'objets présentant des configurations avec des tolérances dimensionnelles et des critères de rejet variables selon l'emplacement, équipement et circuits de mise en oeuvre
US4442542A (en) * 1982-01-29 1984-04-10 Sperry Corporation Preprocessing circuitry apparatus for digital data
US4500202A (en) * 1982-05-24 1985-02-19 Itek Corporation Printed circuit board defect detection of detecting maximum line width violations
JPS6015504A (ja) * 1983-07-07 1985-01-26 Mitsubishi Rayon Co Ltd フオトマスク自動検査装置
GB8320016D0 (en) * 1983-07-25 1983-08-24 Lloyd Doyle Ltd Apparatus for inspecting printed wiring boards

Also Published As

Publication number Publication date
EP0206709A2 (fr) 1986-12-30
EP0206709A3 (fr) 1988-09-28
JPS61292510A (ja) 1986-12-23

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