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KR910010155A - 폭 측정장치 - Google Patents

폭 측정장치 Download PDF

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Publication number
KR910010155A
KR910010155A KR1019900018671A KR900018671A KR910010155A KR 910010155 A KR910010155 A KR 910010155A KR 1019900018671 A KR1019900018671 A KR 1019900018671A KR 900018671 A KR900018671 A KR 900018671A KR 910010155 A KR910010155 A KR 910010155A
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South Korea
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Application number
KR1019900018671A
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English (en)
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KR940003791B1 (ko
Inventor
히데시 우에다
아끼라 코바야시
Original Assignee
다니이 아끼오
마쯔시다덴기산교 가부시기가이샤
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Application filed by 다니이 아끼오, 마쯔시다덴기산교 가부시기가이샤 filed Critical 다니이 아끼오
Publication of KR910010155A publication Critical patent/KR910010155A/ko
Application granted granted Critical
Publication of KR940003791B1 publication Critical patent/KR940003791B1/ko

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    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B11/00—Measuring arrangements characterised by the use of optical techniques
    • G01B11/02—Measuring arrangements characterised by the use of optical techniques for measuring length, width or thickness
    • G01B11/04—Measuring arrangements characterised by the use of optical techniques for measuring length, width or thickness specially adapted for measuring length or width of objects while moving
    • G01B11/046—Measuring arrangements characterised by the use of optical techniques for measuring length, width or thickness specially adapted for measuring length or width of objects while moving for measuring width
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B11/00—Measuring arrangements characterised by the use of optical techniques
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B11/00—Measuring arrangements characterised by the use of optical techniques
    • G01B11/02—Measuring arrangements characterised by the use of optical techniques for measuring length, width or thickness
    • G01B11/028—Measuring arrangements characterised by the use of optical techniques for measuring length, width or thickness by measuring lateral position of a boundary of the object
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T7/00—Image analysis
    • G06T7/60—Analysis of geometric attributes

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Geometry (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Theoretical Computer Science (AREA)
  • Image Analysis (AREA)
  • Length Measuring Devices By Optical Means (AREA)

Abstract

내용 없음

Description

폭 측정장치
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
제1도는 본발명의 일실시예에 있어서의 폭측정장치의 구성도,
제2도는 동폭측정장치에 있어서의 측정순서를 표시한 순서도.
제3도(a)는 동실시예에 있어서의 원화상과 창틀 설정상태를 표시한 설명도.
제3도(b)는 측정상물의 특징점 검출후의 화상을 표시한 도면.
제3도(c)는 특징점의 존재 분포도.

Claims (2)

  1. 평행한 특징부를 가진 측정대상물을 텔레비젼카메라에 의해 도입하고, 화상신호를 얻는 화상입력수단과, 상기 특징부에 대하여 직각방향으로 설정한 복수의 주사라인과 상기 특정부와의 교차점을 검출하는 특징점검출수단과, 주사라인과 평행한 기준선 X축상에 상기 특징점군을 투영하여 양특징부에 대하여 상기 X축상에 있어서의 특징점이 존재하는 위치의 빈도분포 데이터의 집합 NL및 NRNL=NR= 을 구하는 특징점존재 빈도분포포작성수단과,상기 집합요소각각에 대해서 i 및j를 1에서부터 m및 n까지 순차변화시켜,가 값0에서부터 0이 아닌값을 취할때의 i,j의 값에서부터 다음에및가 0으로 되는때의 i,j의 값까지의를 각각1개의크루우프로서 인식하는 그루우핑수단과, 상기 그루우핑수단에 있어서,또는 그 상방으로 복수의 그루우프가 검출되었을 경우, 측정조건에 따라 그루우프를 선택하는 그루우프선택수단과, 상기 그루우르선택수단에 의해서 선택된 그루우프의 구성요소의 총평균을 구하여 특징부의 임시중심하는 임시중심산출수단과, 상기를 중심으로 해서 미리 정해진 유효범위내의 양특징부의 각각의 특징점의 X좌표군 의 평균치 a,b를 취하여 상기 특징점군의 X좌표에 있어서의 하나의 대표로서 양특징부를 표시하는 직선 X=a, x=b를 구하는 특징부산출수단과, 양특징부를 표현한는 직선식으로부터 폭 h=b-a를 구하고, 측정대상물의 폭을 검출하는 폭검출수단을 구비한 특징으로하는 폭측정장치.
  2. 제1항에 있어서, 그루우프선택수단은의 경우 i의 작은쪽,의 경우 j의 큰쪽의 그루우프를 선택하는 것임을 특징으로 하는 폭측정창치.
    ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
KR1019900018671A 1989-11-17 1990-11-17 폭측정장치 KR940003791B1 (ko)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP1-300440 1989-11-17
JP1300440A JPH0781835B2 (ja) 1989-11-17 1989-11-17 幅測定装置

Publications (2)

Publication Number Publication Date
KR910010155A true KR910010155A (ko) 1991-06-29
KR940003791B1 KR940003791B1 (ko) 1994-05-03

Family

ID=17884825

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019900018671A KR940003791B1 (ko) 1989-11-17 1990-11-17 폭측정장치

Country Status (3)

Country Link
US (1) US5103412A (ko)
JP (1) JPH0781835B2 (ko)
KR (1) KR940003791B1 (ko)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5272649A (en) * 1990-04-11 1993-12-21 Campbell Gregory A Video method and apparatus for measuring and controlling dimensional stability
US5416590A (en) * 1993-04-19 1995-05-16 Tma Technologies, Inc. Apparatus and process for measuring gap and mismatch
CN108645385A (zh) * 2018-04-28 2018-10-12 黄冈职业技术学院 一种大型建筑钢结构智能形变检测系统
CN111816580A (zh) * 2020-07-16 2020-10-23 宁波江丰电子材料股份有限公司 一种晶圆保持环花纹凸台宽度的测量方法及测量系统

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5398454A (en) * 1977-02-01 1978-08-28 Kanebo Ltd Method of measurement of configuration of yarn depending on image displayed by television
DE3267548D1 (en) * 1982-05-28 1986-01-02 Ibm Deutschland Process and device for an automatic optical inspection
FR2549952B1 (fr) * 1983-07-26 1986-12-19 Guillaume Michel Dispositif de mesure de la dimension bord a bord d'un objet par voie optique
JPS61202103A (ja) * 1985-03-06 1986-09-06 Hitachi Ltd 磁気ヘツドのヘツドギヤツプ検出方法
DE3621056A1 (de) * 1986-06-24 1988-01-14 Polygram Gmbh Verfahren zum ausrichten der drehlage von drehbaren oder positionieren von verschieblichen gegenstaenden
KR930005569B1 (ko) * 1987-10-02 1993-06-23 도오교오 에레구토론 가부시끼가이샤 패턴 인식 방법
IE881234L (en) * 1988-04-22 1989-10-22 Westinghouse Electric Systems Image processing system
JPH0778407B2 (ja) * 1988-05-06 1995-08-23 松下電器産業株式会社 幅測定装置

Also Published As

Publication number Publication date
JPH03160306A (ja) 1991-07-10
US5103412A (en) 1992-04-07
JPH0781835B2 (ja) 1995-09-06
KR940003791B1 (ko) 1994-05-03

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