HK1047470B - 檢測物體外觀的系統與方法 - Google Patents

檢測物體外觀的系統與方法

Info

Publication number
HK1047470B
HK1047470B HK02107298.2A HK02107298A HK1047470B HK 1047470 B HK1047470 B HK 1047470B HK 02107298 A HK02107298 A HK 02107298A HK 1047470 B HK1047470 B HK 1047470B
Authority
HK
Hong Kong
Prior art keywords
reference object
grid
camera
pixel
projecting
Prior art date
Application number
HK02107298.2A
Other languages
English (en)
Other versions
HK1047470A1 (en
Inventor
Coulombe Alain
Cantin Michel
Nikitine Alexandre
Original Assignee
Solvision Inc
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 Solvision Inc filed Critical Solvision Inc
Publication of HK1047470A1 publication Critical patent/HK1047470A1/xx
Publication of HK1047470B publication Critical patent/HK1047470B/zh

Links

Classifications

    • 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
    • G01B11/24—Measuring arrangements characterised by the use of optical techniques for measuring contours or curvatures
    • G01B11/25—Measuring arrangements characterised by the use of optical techniques for measuring contours or curvatures by projecting a pattern, e.g. one or more lines, moiré fringes on the object
    • G01B11/2518—Projection by scanning of the object
    • G01B11/2527—Projection by scanning of the object with phase change by in-plane movement of the patern
    • 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
    • G01B11/24—Measuring arrangements characterised by the use of optical techniques for measuring contours or curvatures
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T7/00—Image analysis
    • G06T7/50—Depth or shape recovery
    • G06T7/521—Depth or shape recovery from laser ranging, e.g. using interferometry; from the projection of structured light

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Optics & Photonics (AREA)
  • Theoretical Computer Science (AREA)
  • Length Measuring Devices By Optical Means (AREA)
  • Measuring Arrangements Characterized By The Use Of Fluids (AREA)
  • Investigating, Analyzing Materials By Fluorescence Or Luminescence (AREA)
  • Image Processing (AREA)
HK02107298.2A 1999-07-14 2002-10-03 檢測物體外觀的系統與方法 HK1047470B (zh)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CA002277855A CA2277855A1 (fr) 1999-07-14 1999-07-14 Methode et systeme de mesure de la hauteur des billes de soudure d'un circuit imprime
PCT/CA2000/000834 WO2001006210A1 (en) 1999-07-14 2000-07-14 Method and system for measuring the relief of an object

Publications (2)

Publication Number Publication Date
HK1047470A1 HK1047470A1 (en) 2003-02-21
HK1047470B true HK1047470B (zh) 2005-01-14

Family

ID=4163790

Family Applications (1)

Application Number Title Priority Date Filing Date
HK02107298.2A HK1047470B (zh) 1999-07-14 2002-10-03 檢測物體外觀的系統與方法

Country Status (13)

Country Link
US (2) USRE42899E1 (zh)
EP (1) EP1192414B1 (zh)
JP (1) JP4112858B2 (zh)
KR (2) KR100858521B1 (zh)
CN (1) CN1181313C (zh)
AT (1) ATE266188T1 (zh)
AU (1) AU6143300A (zh)
CA (3) CA2277855A1 (zh)
DE (1) DE60010462T2 (zh)
HK (1) HK1047470B (zh)
IL (2) IL147607A0 (zh)
TW (1) TW544509B (zh)
WO (1) WO2001006210A1 (zh)

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CN107356214A (zh) * 2017-08-23 2017-11-17 苏州岸肯电子科技有限公司 一种玻璃平整度检测装置
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TWI735330B (zh) 2020-09-03 2021-08-01 由田新技股份有限公司 球體高度量測系統及其方法
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Also Published As

Publication number Publication date
KR20020060151A (ko) 2002-07-16
IL147607A (en) 2006-12-10
HK1047470A1 (en) 2003-02-21
CN1181313C (zh) 2004-12-22
ATE266188T1 (de) 2004-05-15
USRE42899E1 (en) 2011-11-08
JP2003504634A (ja) 2003-02-04
CA2277855A1 (fr) 2001-01-14
CA2378867C (en) 2007-05-29
JP4112858B2 (ja) 2008-07-02
KR20070058652A (ko) 2007-06-08
IL147607A0 (en) 2002-08-14
KR100858521B1 (ko) 2008-09-12
CN1375053A (zh) 2002-10-16
DE60010462D1 (de) 2004-06-09
WO2001006210A1 (en) 2001-01-25
CA2378867A1 (en) 2001-01-25
KR100815503B1 (ko) 2008-03-20
EP1192414A1 (en) 2002-04-03
CA2579563A1 (en) 2001-01-25
US7023559B1 (en) 2006-04-04
TW544509B (en) 2003-08-01
DE60010462T2 (de) 2005-04-21
EP1192414B1 (en) 2004-05-06
AU6143300A (en) 2001-02-05

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Legal Events

Date Code Title Description
PC Patent ceased (i.e. patent has lapsed due to the failure to pay the renewal fee)

Effective date: 20080714