KR20170136634A - 전자 부품을 테스트하는 방법 - Google Patents
전자 부품을 테스트하는 방법 Download PDFInfo
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- KR20170136634A KR20170136634A KR1020177032972A KR20177032972A KR20170136634A KR 20170136634 A KR20170136634 A KR 20170136634A KR 1020177032972 A KR1020177032972 A KR 1020177032972A KR 20177032972 A KR20177032972 A KR 20177032972A KR 20170136634 A KR20170136634 A KR 20170136634A
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- G01N23/00—Investigating or analysing materials by the use of wave or particle radiation, e.g. X-rays or neutrons, not covered by groups G01N3/00 – G01N17/00, G01N21/00 or G01N22/00
- G01N23/02—Investigating or analysing materials by the use of wave or particle radiation, e.g. X-rays or neutrons, not covered by groups G01N3/00 – G01N17/00, G01N21/00 or G01N22/00 by transmitting the radiation through the material
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- G01N23/02—Investigating or analysing materials by the use of wave or particle radiation, e.g. X-rays or neutrons, not covered by groups G01N3/00 – G01N17/00, G01N21/00 or G01N22/00 by transmitting the radiation through the material
- G01N23/06—Investigating or analysing materials by the use of wave or particle radiation, e.g. X-rays or neutrons, not covered by groups G01N3/00 – G01N17/00, G01N21/00 or G01N22/00 by transmitting the radiation through the material and measuring the absorption
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- 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
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- 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
- G01N21/9501—Semiconductor wafers
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- G06K7/10—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation
- G06K7/14—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation using light without selection of wavelength, e.g. sensing reflected white light
- G06K7/1404—Methods for optical code recognition
- G06K7/1408—Methods for optical code recognition the method being specifically adapted for the type of code
- G06K7/1413—1D bar codes
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- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T7/00—Image analysis
- G06T7/0002—Inspection of images, e.g. flaw detection
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- G—PHYSICS
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- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T7/00—Image analysis
- G06T7/0002—Inspection of images, e.g. flaw detection
- G06T7/0004—Industrial image inspection
- G06T7/001—Industrial image inspection using an image reference approach
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- 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
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- 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
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2223/00—Investigating materials by wave or particle radiation
- G01N2223/60—Specific applications or type of materials
- G01N2223/611—Specific applications or type of materials patterned objects; electronic devices
- G01N2223/6113—Specific applications or type of materials patterned objects; electronic devices printed circuit board [PCB]
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2223/00—Investigating materials by wave or particle radiation
- G01N2223/60—Specific applications or type of materials
- G01N2223/66—Specific applications or type of materials multiple steps inspection, e.g. coarse/fine
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- G—PHYSICS
- G06—COMPUTING OR CALCULATING; COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T2207/00—Indexing scheme for image analysis or image enhancement
- G06T2207/10—Image acquisition modality
- G06T2207/10116—X-ray image
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- G—PHYSICS
- G06—COMPUTING OR CALCULATING; COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T2207/00—Indexing scheme for image analysis or image enhancement
- G06T2207/30—Subject of image; Context of image processing
- G06T2207/30108—Industrial image inspection
- G06T2207/30141—Printed circuit board [PCB]
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Abstract
Description
도 1은 본 발명에 따른 방법의 흐름도이다.
Claims (9)
- 전자 부품의 결함을 테스트하는 방법으로서,
- 자동 광학 검사를 통해 생산 라인 내의 전자 부품을 검사하는 단계;
- 자동 광학 검사를 사용하여 검사가 불가능한 영역들의 좌표를 결정하는 단계;
- 상기 영역들의 좌표를 생산 라인으로부터 컴퓨터로 전송하는 단계;
- 비파괴 재료 테스트(non-destructive material testing)을 위해, 전자 부품을 생산 라인으로부터, 상기 생산 라인 외부에 위치한 X-선 장치로 이송하는 단계;
- 상기 영역들의 좌표를 컴퓨터로부터 X-선 장치로 전송하는 단계;
- 상기 자동 광학 검사를 사용하여 검사가 불가능한 영역들에 대해서만, X-선 장치를 사용하여 상기 전자 부품을 검사하는 단계;
- 상기 X-선 장치의 검사 결과를 컴퓨터로 전송하는 단계; 및
- 상기 검사 결과가 결함이 없다고 표시하면, 상기 전자 부품을 생산 라인으로 복귀시키는 단계;를 포함하는 전자 부품 결함 테스트 방법. - 제 1 항에 있어서,
상기 전자 부품은, 상기 전자 부품이 명확하게 식별 가능하게 하는 식별자를 가지고, 상기 식별자는 자동 광학 검사를 이용하여 검사가 불가능한 영역들의 좌표와 함께, 생산 라인으로부터 X-선 장치로 컴퓨터에 전송되며,
상기 식별자는 X-선 장치에서 검출되고, 이러한 데이터들은 컴퓨터로 전송되고, 컴퓨터에서 상기 데이터들은 생산 라인 및 X-선 장치로부터의 식별자와 비교되는, 전자 부품 결함 테스트 방법. - 제 2 항에 있어서,
상기 식별자는, X-선 장치에서 바코드 판독 장치에 의해 검출되는 바코드인, 전자 부품 결함 테스트 방법. - 제 1 항 내지 제 3 항 중 어느 한 항에 있어서,
생산 라인과 X-선 장치 사이의 상기 전자 부품의 이송 및/또는 복귀는 자동적으로 실행되는, 전자 부품 결함 테스트 방법. - 제 1 항 내지 제 4 항 중 어느 한 항에 있어서,
상기 자동 광학 검사를 사용하여 검사가 불가능한 영역들의 좌표는, 예를 들어, 회로 기판의 코너(corner) 또는 수납 트레이의 코너 또는 특징적인 구멍과 같은, 전자 부품의 명확한 특징을 갖는 위치에 대해 결정되는, 전자 부품 결함 테스트 방법. - 제 5 항에 있어서,
상기 전자 부품 또는 수납 트레이의 정렬은 X-선 장치에서 회로 기판의 상기 명확한 특징을 갖는 위치를 기준으로 이루어지는, 전자 부품 결함 테스트 방법. - 제 1 항 내지 제 6 항 중 어느 한 항에 있어서,
X-선 장치에서의 검사에 의해, 확정된 결함의 유형이 얻어지고, 이 정보를 사용하여, 상기 결함의 유형이 회피되도록 생산 라인에서 공정의 제어가 이루어지는, 전자 부품 결함 테스트 방법. - 제 1 항 내지 제 7 항 중 어느 한 항에 있어서,
상기 전자 부품은 인쇄 회로 기판 어셈블리, 에칭된 구조물 및 마이크로 솔더 볼(micro solder ball)을 갖는 웨이퍼, 또는 예를 들어 반도체 또는 LED와 같은 전자 부품인, 전자 부품 결함 테스트 방법. - 제 1 항 내지 제 8 항 중 어느 한 항에 있어서,
상기 X-선 장치에서, 개방형 마이크로포커스 튜브(open microfocus tube), 특히 10 와트보다 큰 목표 출력을 갖는 개방형 마이크로포커스 튜브가 사용되는, 전자 부품 결함 테스트 방법.
Applications Claiming Priority (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE102015004650.0 | 2015-04-15 | ||
| DE102015004650 | 2015-04-15 | ||
| DE102015005641.7 | 2015-05-05 | ||
| DE102015005641.7A DE102015005641A1 (de) | 2015-05-05 | 2015-05-05 | Verfahren zum Prüfen eines elektronischen Bauteils |
| PCT/EP2016/000612 WO2016165828A1 (de) | 2015-04-15 | 2016-04-14 | Verfahren zum prüfen eines elektronischen bauteils |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| KR20170136634A true KR20170136634A (ko) | 2017-12-11 |
| KR102121521B1 KR102121521B1 (ko) | 2020-06-29 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| KR1020177032972A Active KR102121521B1 (ko) | 2015-04-15 | 2016-04-14 | 전자 부품을 테스트하는 방법 |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US10571413B2 (ko) |
| JP (1) | JP6535755B2 (ko) |
| KR (1) | KR102121521B1 (ko) |
| CN (1) | CN107592910B (ko) |
| TW (1) | TW201643411A (ko) |
| WO (1) | WO2016165828A1 (ko) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20220133575A (ko) | 2021-03-25 | 2022-10-05 | 스템코 주식회사 | 광학 검사 장치 |
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- 2016-04-14 CN CN201680021844.1A patent/CN107592910B/zh active Active
- 2016-04-14 JP JP2017550757A patent/JP6535755B2/ja active Active
- 2016-04-14 WO PCT/EP2016/000612 patent/WO2016165828A1/de not_active Ceased
- 2016-04-15 TW TW105111918A patent/TW201643411A/zh unknown
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| KR20220133575A (ko) | 2021-03-25 | 2022-10-05 | 스템코 주식회사 | 광학 검사 장치 |
Also Published As
| Publication number | Publication date |
|---|---|
| HK1244057A1 (zh) | 2018-07-27 |
| CN107592910B (zh) | 2021-08-13 |
| US10571413B2 (en) | 2020-02-25 |
| US20180136145A1 (en) | 2018-05-17 |
| JP6535755B2 (ja) | 2019-06-26 |
| WO2016165828A1 (de) | 2016-10-20 |
| CN107592910A (zh) | 2018-01-16 |
| JP2018514760A (ja) | 2018-06-07 |
| KR102121521B1 (ko) | 2020-06-29 |
| TW201643411A (zh) | 2016-12-16 |
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