KR20090120383A - 표면형상 측정장치 - Google Patents
표면형상 측정장치 Download PDFInfo
- Publication number
- KR20090120383A KR20090120383A KR1020080098020A KR20080098020A KR20090120383A KR 20090120383 A KR20090120383 A KR 20090120383A KR 1020080098020 A KR1020080098020 A KR 1020080098020A KR 20080098020 A KR20080098020 A KR 20080098020A KR 20090120383 A KR20090120383 A KR 20090120383A
- Authority
- KR
- South Korea
- Prior art keywords
- black
- light
- monochromatic light
- light source
- image data
- Prior art date
Links
- 238000005259 measurement Methods 0.000 claims abstract description 69
- 239000002131 composite material Substances 0.000 claims abstract description 19
- 238000000034 method Methods 0.000 claims abstract description 10
- 230000001678 irradiating effect Effects 0.000 claims abstract description 9
- 238000003384 imaging method Methods 0.000 claims abstract description 3
- 238000012545 processing Methods 0.000 abstract description 8
- 238000005286 illumination Methods 0.000 description 8
- 238000007689 inspection Methods 0.000 description 7
- 229910000679 solder Inorganic materials 0.000 description 7
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000005476 soldering Methods 0.000 description 2
- 239000000758 substrate Substances 0.000 description 2
- 230000002194 synthesizing effect Effects 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- 230000002159 abnormal effect Effects 0.000 description 1
- 230000005856 abnormality Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 239000003086 colorant Substances 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 229910052736 halogen Inorganic materials 0.000 description 1
- 150000002367 halogens Chemical class 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000010363 phase shift Effects 0.000 description 1
- 229920001690 polydopamine Polymers 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
Images
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
-
- 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
- G01N21/8851—Scan or image signal processing specially adapted therefor, e.g. for scan signal adjustment, for detecting different kinds of defects, for compensating for structures, markings, edges
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/28—Testing of electronic circuits, e.g. by signal tracer
- G01R31/302—Contactless testing
- G01R31/308—Contactless testing using non-ionising electromagnetic radiation, e.g. optical radiation
- G01R31/309—Contactless testing using non-ionising electromagnetic radiation, e.g. optical radiation of printed or hybrid circuits or circuit substrates
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K13/00—Apparatus or processes specially adapted for manufacturing or adjusting assemblages of electric components
- H05K13/08—Monitoring manufacture of assemblages
-
- 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
- G01N21/8851—Scan or image signal processing specially adapted therefor, e.g. for scan signal adjustment, for detecting different kinds of defects, for compensating for structures, markings, edges
- G01N2021/8887—Scan or image signal processing specially adapted therefor, e.g. for scan signal adjustment, for detecting different kinds of defects, for compensating for structures, markings, edges based on image processing techniques
- G01N2021/8893—Scan or image signal processing specially adapted therefor, e.g. for scan signal adjustment, for detecting different kinds of defects, for compensating for structures, markings, edges based on image processing techniques providing a video image and a processed signal for helping visual decision
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Computer Vision & Pattern Recognition (AREA)
- General Health & Medical Sciences (AREA)
- Pathology (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- Signal Processing (AREA)
- Immunology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Operations Research (AREA)
- Manufacturing & Machinery (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Electromagnetism (AREA)
- Toxicology (AREA)
- General Engineering & Computer Science (AREA)
- Length Measuring Devices By Optical Means (AREA)
Abstract
Description
Claims (3)
- 측정대상물의 표면의 2D 이미지를 촬상하는 표면형상 측정장치에 있어서,제1 단색광을 상기 측정대상물의 표면에 조사하는 제1 광원과;상기 제1 단색광과 상이한 색상의 제2 단색광을 상기 측정대상물의 표면에 조사하는 제2 광원과;상기 제1 단색광 및 상기 제2 단색광과 상이한 색상의 제3 단색광을 상기 측정대상물의 표면에 조사하는 제3 광원과;상기 제1 광원, 상기 제2 광원 및 상기 제3 광원으로부터 조사되어 상기 측정대상물의 표면으로부터 반사된 상기 제1 단색광, 상기 제2 단색광 및 상기 제3 단색광을 촬상하는 흑백 카메라와;상기 제1 단색광, 상기 제2 단색광 및 상기 제3 단색광이 상기 측정대상물의 표면에 각각 조사되는 상태에서 상기 제1 단색광, 상기 제2 단색광 및 상기 제3 단색광에 각각 대응하는 제1 흑백 이미지 데이터, 제2 흑백 이미지 데이터 및 제3 흑백 이미지 데이터가 획득되도록 상기 제1 광원, 상기 제2 광원, 상기 제3 광원 및 상기 흑백 카메라를 제어하며, 상기 제1 흑백 이미지 데이터, 상기 제2 흑백 이미지 데이터 및 상기 제3 흑백 이미지 데이터를 상호 대응하는 픽셀에 대한 R,G,B 데이터로 처리하여 상기 측정대상물의 표면에 대한 합성 컬러 이미지를 생성하는 제어부를 포함하는 것을 특징으로 하는 표면형상 측정장치.
- 제1항에 있어서,상기 제1 단색광은 청색광이고,상기 제2 단색광은 적색광이며;상기 제3 단색광은 녹색광인 것을 특징으로 하는 표면형상 측정장치.
- 제2항에 있어서,제3항에 있어서,상기 흑백 카메라는 영역 스캔 카메라(Area-scan camera) 또는 라인 스캔 카메라(Line-scan camera) 형태로 마련되는 것을 특징으로 하는 표면형상 측정장치.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020080098020A KR101017300B1 (ko) | 2008-10-07 | 2008-10-07 | 표면형상 측정장치 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020080098020A KR101017300B1 (ko) | 2008-10-07 | 2008-10-07 | 표면형상 측정장치 |
Related Parent Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1020080046004A Division KR100902170B1 (ko) | 2008-05-19 | 2008-05-19 | 표면형상 측정장치 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20090120383A true KR20090120383A (ko) | 2009-11-24 |
KR101017300B1 KR101017300B1 (ko) | 2011-02-28 |
Family
ID=41603723
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1020080098020A KR101017300B1 (ko) | 2008-10-07 | 2008-10-07 | 표면형상 측정장치 |
Country Status (1)
Country | Link |
---|---|
KR (1) | KR101017300B1 (ko) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR20150094948A (ko) * | 2014-02-12 | 2015-08-20 | 삼성디스플레이 주식회사 | 광학 검사 장치 및 광학 검사 방법 |
KR101876391B1 (ko) * | 2017-02-14 | 2018-07-09 | 주식회사 미르기술 | 단색광 모아레의 다채널 이미지를 이용한 3차원 검사 장치 |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR101223800B1 (ko) | 2011-05-04 | 2013-02-13 | 주식회사 에이치비테크놀러지 | Rgb 컬러가 적용된 모아레를 이용한 형상 측정장치 |
KR102171773B1 (ko) * | 2018-10-22 | 2020-10-29 | 주식회사 고영테크놀러지 | 검사 영역 결정 방법 및 이를 이용하는 외관 검사 장치 |
-
2008
- 2008-10-07 KR KR1020080098020A patent/KR101017300B1/ko not_active IP Right Cessation
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR20150094948A (ko) * | 2014-02-12 | 2015-08-20 | 삼성디스플레이 주식회사 | 광학 검사 장치 및 광학 검사 방법 |
KR101876391B1 (ko) * | 2017-02-14 | 2018-07-09 | 주식회사 미르기술 | 단색광 모아레의 다채널 이미지를 이용한 3차원 검사 장치 |
Also Published As
Publication number | Publication date |
---|---|
KR101017300B1 (ko) | 2011-02-28 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
KR100902170B1 (ko) | 표면형상 측정장치 | |
US8369603B2 (en) | Method for inspecting measurement object | |
JP5562407B2 (ja) | 基板検査装置及び検査方法 | |
KR101241175B1 (ko) | 실장기판 검사장치 및 검사방법 | |
US20140198185A1 (en) | Multi-camera sensor for three-dimensional imaging of a circuit board | |
US10126252B2 (en) | Enhanced illumination control for three-dimensional imaging | |
US10841561B2 (en) | Apparatus and method for three-dimensional inspection | |
JP5124705B1 (ja) | はんだ高さ検出方法およびはんだ高さ検出装置 | |
EP3686550A1 (en) | Three-dimensional shape measuring apparatus | |
KR20110086222A (ko) | 3차원 형상 측정장치 | |
KR20120052087A (ko) | 기판 검사방법 | |
KR100955272B1 (ko) | 표면형상 측정장치 | |
KR101017300B1 (ko) | 표면형상 측정장치 | |
KR101622628B1 (ko) | 부품이 실장된 기판 검사방법 및 검사장치 | |
KR101215083B1 (ko) | 기판 검사장치의 높이정보 생성 방법 | |
JP2009092485A (ja) | 印刷半田検査装置 | |
JP5584671B2 (ja) | 基板検査方法 | |
KR20150022352A (ko) | 솔더 조인트 검사 방법 | |
KR101684244B1 (ko) | 기판 검사방법 | |
KR101750883B1 (ko) | 비전 검사 시스템의 3차원 형상 측정 방법 | |
KR100862636B1 (ko) | 광학식 검사 방법 | |
KR101216453B1 (ko) | 측정대상물 검사방법 | |
KR101311255B1 (ko) | 측정대상물 검사방법 | |
JP2018179522A (ja) | 検査装置および検査方法 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
A107 | Divisional application of patent | ||
A201 | Request for examination | ||
PA0107 | Divisional application |
Comment text: Divisional Application of Patent Patent event date: 20081007 Patent event code: PA01071R01D |
|
PA0201 | Request for examination | ||
PG1501 | Laying open of application | ||
E902 | Notification of reason for refusal | ||
PE0902 | Notice of grounds for rejection |
Comment text: Notification of reason for refusal Patent event date: 20100802 Patent event code: PE09021S01D |
|
E701 | Decision to grant or registration of patent right | ||
PE0701 | Decision of registration |
Patent event code: PE07011S01D Comment text: Decision to Grant Registration Patent event date: 20110211 |
|
GRNT | Written decision to grant | ||
PR0701 | Registration of establishment |
Comment text: Registration of Establishment Patent event date: 20110217 Patent event code: PR07011E01D |
|
PR1002 | Payment of registration fee |
Payment date: 20110217 End annual number: 3 Start annual number: 1 |
|
PG1601 | Publication of registration | ||
J204 | Request for invalidation trial [patent] | ||
PJ0204 | Invalidation trial for patent |
Patent event date: 20111031 Comment text: Request for Trial Patent event code: PJ02042R01D Patent event date: 20110217 Comment text: Registration of Establishment Patent event code: PJ02041E01I Appeal kind category: Invalidation Request date: 20111031 Decision date: 20120508 Appeal identifier: 2011100002747 |
|
J301 | Trial decision |
Free format text: TRIAL DECISION FOR INVALIDATION REQUESTED 20111031 Effective date: 20120508 |
|
PJ1301 | Trial decision |
Patent event code: PJ13011S05D Patent event date: 20120508 Comment text: Trial Decision on Invalidation (Patent, Utility Model, Industrial Design) Appeal kind category: Invalidation Request date: 20111031 Decision date: 20120508 Appeal identifier: 2011100002747 |
|
EXTG | Ip right invalidated | ||
PC2102 | Extinguishment |