JPS6412374A - System and circuit for deciding defect of printed board wiring pattern - Google Patents

System and circuit for deciding defect of printed board wiring pattern

Info

Publication number
JPS6412374A
JPS6412374A JP62168289A JP16828987A JPS6412374A JP S6412374 A JPS6412374 A JP S6412374A JP 62168289 A JP62168289 A JP 62168289A JP 16828987 A JP16828987 A JP 16828987A JP S6412374 A JPS6412374 A JP S6412374A
Authority
JP
Japan
Prior art keywords
defect
wiring pattern
contour data
data
deciding
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.)
Pending
Application number
JP62168289A
Other languages
English (en)
Inventor
Takao Yoshizawa
Masayuki Horiuchi
Noriyuki Nitta
Motohiko Muramatsu
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.)
Hitachi High Tech Corp
Showa Denko Materials Co Ltd
Original Assignee
Hitachi Chemical Co Ltd
Hitachi Electronics Engineering Co 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 Hitachi Chemical Co Ltd, Hitachi Electronics Engineering Co Ltd filed Critical Hitachi Chemical Co Ltd
Priority to JP62168289A priority Critical patent/JPS6412374A/ja
Publication of JPS6412374A publication Critical patent/JPS6412374A/ja
Pending legal-status Critical Current

Links

Landscapes

  • Investigating Materials By The Use Of Optical Means Adapted For Particular Applications (AREA)
  • Image Processing (AREA)
  • Image Analysis (AREA)
JP62168289A 1987-07-06 1987-07-06 System and circuit for deciding defect of printed board wiring pattern Pending JPS6412374A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP62168289A JPS6412374A (en) 1987-07-06 1987-07-06 System and circuit for deciding defect of printed board wiring pattern

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP62168289A JPS6412374A (en) 1987-07-06 1987-07-06 System and circuit for deciding defect of printed board wiring pattern

Publications (1)

Publication Number Publication Date
JPS6412374A true JPS6412374A (en) 1989-01-17

Family

ID=15865262

Family Applications (1)

Application Number Title Priority Date Filing Date
JP62168289A Pending JPS6412374A (en) 1987-07-06 1987-07-06 System and circuit for deciding defect of printed board wiring pattern

Country Status (1)

Country Link
JP (1) JPS6412374A (ja)

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58189775A (ja) * 1982-04-30 1983-11-05 Hitachi Ltd 検査装置
JPS61205811A (ja) * 1985-03-11 1986-09-12 Hitachi Ltd 欠陥検出方法

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58189775A (ja) * 1982-04-30 1983-11-05 Hitachi Ltd 検査装置
JPS61205811A (ja) * 1985-03-11 1986-09-12 Hitachi Ltd 欠陥検出方法

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