JPH038505B2 - - Google Patents

Info

Publication number
JPH038505B2
JPH038505B2 JP56127787A JP12778781A JPH038505B2 JP H038505 B2 JPH038505 B2 JP H038505B2 JP 56127787 A JP56127787 A JP 56127787A JP 12778781 A JP12778781 A JP 12778781A JP H038505 B2 JPH038505 B2 JP H038505B2
Authority
JP
Japan
Prior art keywords
pattern
standard pattern
image signal
determined
circuit
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.)
Expired - Lifetime
Application number
JP56127787A
Other languages
English (en)
Japanese (ja)
Other versions
JPS5830645A (ja
Inventor
Toshimitsu Hamada
Kazushi Yoshimura
Tomohiro Kuni
Nobuhiko Aoki
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 Ltd
Original Assignee
Hitachi 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 Ltd filed Critical Hitachi Ltd
Priority to JP56127787A priority Critical patent/JPS5830645A/ja
Publication of JPS5830645A publication Critical patent/JPS5830645A/ja
Publication of JPH038505B2 publication Critical patent/JPH038505B2/ja
Granted legal-status Critical Current

Links

Classifications

    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Investigating Materials By The Use Of Optical Means Adapted For Particular Applications (AREA)
  • Image Processing (AREA)
  • Image Analysis (AREA)
JP56127787A 1981-08-17 1981-08-17 パターン検査方法 Granted JPS5830645A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP56127787A JPS5830645A (ja) 1981-08-17 1981-08-17 パターン検査方法

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP56127787A JPS5830645A (ja) 1981-08-17 1981-08-17 パターン検査方法

Publications (2)

Publication Number Publication Date
JPS5830645A JPS5830645A (ja) 1983-02-23
JPH038505B2 true JPH038505B2 (en]) 1991-02-06

Family

ID=14968665

Family Applications (1)

Application Number Title Priority Date Filing Date
JP56127787A Granted JPS5830645A (ja) 1981-08-17 1981-08-17 パターン検査方法

Country Status (1)

Country Link
JP (1) JPS5830645A (en])

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59157505A (ja) * 1983-02-28 1984-09-06 Hitachi Ltd パタ−ン検査装置
JPH0675038B2 (ja) * 1983-03-11 1994-09-21 ケイエルエイ・インストラメンツ・コ−ポレ−シヨン 光学検査装置
JPS6165377A (ja) * 1984-09-07 1986-04-03 Hitachi Ltd パタ−ン検査装置
JP2802183B2 (ja) * 1991-05-30 1998-09-24 日立エンジニアリング株式会社 パターンマッチングを用いる検査装置およびパターンマッチング方法

Also Published As

Publication number Publication date
JPS5830645A (ja) 1983-02-23

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