KR20170110582A - 검사 장치 및 검사 방법 - Google Patents
검사 장치 및 검사 방법 Download PDFInfo
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Abstract
Description
도 2는 반도체 디바이스에의 레이저 마킹 이미지를 설명하기 위한 도면으로서, (a)는 레이저 마킹된 반도체 디바이스의 이면도, (b)는 레이저 마킹된 반도체 디바이스의 표면도, (c)는 도 2(b)의 II(c)-II(c) 단면도이다.
도 3은 도 1의 검사 장치에 있어서의 마킹 제어를 설명하기 위한 도면이다.
도 4는 도 1의 검사 장치에 있어서의 마킹 처리의 흐름도이다.
도 5는 본 발명의 제2 실시 형태에 따른 검사 장치의 구성도이다.
도 6은 본 발명의 제3 실시 형태에 따른 검사 장치의 구성도이다.
도 7은 제1 실시 형태의 변형예에 따른 검사 장치의 구성도이다.
도 8은 제3 실시 형태의 변형예에 따른 검사 장치의 구성도이다.
도 9는 방사상으로 연장되는 패턴의 이미지를 나타내는 도면이다.
13, 13A, 13B…관찰용 광학계, 15…2차원 카메라(광 검출기),
15A…광 센서(광 검출기), 15B…적외선 카메라(광 검출기),
21B…제어부(마킹 제어부),
21C, 21x, 21y, 21z…해석부(화상 처리부),
31…레이저 광원(제1 광원), 32…레이저 마킹용 광학계,
D…반도체 디바이스, ME…메탈층,
SiE…기판.
Claims (13)
- 기판 상에 메탈층이 형성된 반도체 디바이스에 레이저 마킹을 행하는 검사 장치로서,
레이저광을 출력하는 제1 광원과,
상기 제1 광원이 출력한 레이저광을, 상기 메탈층 측으로부터 상기 반도체 디바이스에 조사하는 레이저 마킹용 광학계와,
상기 제1 광원을 제어함으로써, 상기 레이저 마킹을 제어하는 마킹 제어부와,
상기 반도체 디바이스의 상기 기판 측에 배치되어, 상기 반도체 디바이스로부터의 광을 전달하는 관찰용 광학계와,
상기 관찰용 광학계를 통해서, 상기 반도체 디바이스로부터의 광을 검출하여 검출 신호를 출력하는 광 검출기와,
상기 검출 신호에 기초하여 상기 반도체 디바이스의 패턴 화상을 생성하는 화상 처리부를 구비하고,
상기 마킹 제어부는, 상기 레이저 마킹에 의해서 형성되는 마크 이미지가 상기 패턴 화상에 나타날 때까지 상기 레이저 마킹이 행해지도록, 상기 레이저광의 조사를 제어하는 검사 장치. - 청구항 1에 있어서,
상기 마킹 제어부는, 상기 레이저광이 상기 메탈층을 관통할 때까지 상기 레이저 마킹이 행해지도록, 상기 레이저광의 조사를 제어하는 검사 장치. - 청구항 1 또는 청구항 2에 있어서,
상기 화상 처리부는 상기 레이저광에 의한 상기 레이저 마킹이 행해지고 있는 동안에 상기 패턴 화상을 생성하는 검사 장치. - 청구항 1 내지 청구항 3 중 어느 한 항에 있어서,
조명광을 출력하는 제2 광원을 더 구비하고,
상기 광 검출기는 상기 반도체 디바이스에 있어서 반사된 상기 조명광을 촬상하는 2차원 카메라인 검사 장치. - 청구항 1 내지 청구항 3 중 어느 한 항에 있어서,
상기 광 검출기는 상기 반도체 디바이스로부터의 열선을 촬상하는 적외선 카메라인 검사 장치. - 청구항 1 내지 청구항 3 중 어느 한 항에 있어서,
광을 출력하는 제2 광원을 더 구비하고,
상기 관찰용 광학계는 광 주사부를 가지며, 상기 제2 광원으로부터 출력된 광을 상기 기판 측으로부터 상기 반도체 디바이스에 주사하는 것과 함께, 해당 주사된 광에 따라 상기 반도체 디바이스로부터 반사된 광을 상기 광 검출기에 전달하는 검사 장치. - 청구항 1 내지 청구항 6 중 어느 한 항에 있어서,
상기 제1 광원은 파장이 1000나노미터 이상의 상기 레이저광을 출력하고,
상기 관찰용 광학계는 상기 레이저광의 파장을 포함하는 광을 차단하는 광학 필터를 가지는 검사 장치. - 청구항 1 내지 청구항 6 중 어느 한 항에 있어서,
상기 제1 광원은 파장이 1000나노미터 미만의 상기 레이저광을 출력하는 검사 장치. - 기판 상에 메탈층이 형성된 반도체 디바이스에 레이저 마킹을 행하는 검사 방법으로서,
상기 메탈층 측으로부터 상기 반도체 디바이스에 레이저광을 조사하여 레이저 마킹을 행하는 스텝과,
상기 반도체 디바이스의 상기 기판 측에 배치된 관찰용 광학계를 이용하여 상기 반도체 디바이스로부터의 광을 광 검출기로 유도하는 스텝과,
상기 반도체 디바이스로부터의 광에 따라 상기 광 검출기로부터 출력된 검출 신호에 기초하여, 상기 반도체 디바이스의 패턴 화상을 생성하는 스텝을 포함하고,
상기 레이저 마킹을 행하는 스텝에서는 상기 레이저 마킹에 의해서 형성되는 마크 이미지가 상기 패턴 화상에 나타날 때까지, 상기 레이저광의 조사가 실행되는 검사 방법. - 청구항 9에 있어서,
상기 레이저 마킹을 행하는 스텝은 상기 레이저광이 상기 메탈층을 관통할 때까지 상기 레이저 마킹을 행하는 것을 포함하는 검사 방법. - 청구항 9 또는 청구항 10에 있어서,
상기 패턴 화상을 생성하는 스텝은 상기 레이저 마킹이 행해지고 있는 동안에 상기 패턴 화상을 생성하는 것을 포함하는 검사 방법. - 청구항 9 내지 청구항 11 중 어느 한 항에 있어서,
상기 레이저광은 파장이 1000나노미터 이상이며,
상기 관찰용 광학계는 상기 레이저광의 파장을 포함하는 광을 차단하는 광학 필터를 가지는 검사 방법. - 청구항 9 내지 청구항 11 중 어느 한 항에 있어서,
상기 레이저광은 파장이 1000나노미터 미만인 검사 방법.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR1020237021046A KR102675974B1 (ko) | 2015-02-10 | 2016-01-08 | 검사 장치 및 검사 방법 |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JPJP-P-2015-024409 | 2015-02-10 | ||
| JP2015024409A JP5996687B2 (ja) | 2015-02-10 | 2015-02-10 | 検査装置及び検査方法 |
| PCT/JP2016/050517 WO2016129305A1 (ja) | 2015-02-10 | 2016-01-08 | 検査装置及び検査方法 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| KR1020237021046A Division KR102675974B1 (ko) | 2015-02-10 | 2016-01-08 | 검사 장치 및 검사 방법 |
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| Publication Number | Publication Date |
|---|---|
| KR20170110582A true KR20170110582A (ko) | 2017-10-11 |
| KR102547930B1 KR102547930B1 (ko) | 2023-06-27 |
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| KR20220143014A (ko) * | 2020-02-18 | 2022-10-24 | 하마마츠 포토닉스 가부시키가이샤 | 반도체 고장 해석 장치 및 반도체 고장 해석 방법 |
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| JP7579852B2 (ja) * | 2020-05-26 | 2024-11-08 | 浜松ホトニクス株式会社 | 半導体デバイス検査方法及び半導体デバイス検査装置 |
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| TWI784720B (zh) * | 2021-09-17 | 2022-11-21 | 英業達股份有限公司 | 基於電腦視覺的電磁敏感性測試方法 |
| CN114331999B (zh) * | 2021-12-24 | 2024-10-22 | 华中科技大学 | 一种基于高速交替照明的拼缝视觉检测方法及装置 |
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- 2016-01-08 CN CN202010418363.2A patent/CN111564384B/zh active Active
- 2016-01-08 KR KR1020177017980A patent/KR102547930B1/ko active Active
- 2016-01-08 WO PCT/JP2016/050517 patent/WO2016129305A1/ja not_active Ceased
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| KR20220143015A (ko) * | 2020-02-18 | 2022-10-24 | 하마마츠 포토닉스 가부시키가이샤 | 반도체 고장 해석 장치 및 반도체 고장 해석 방법 |
Also Published As
| Publication number | Publication date |
|---|---|
| TW201629516A (zh) | 2016-08-16 |
| CN111564384B (zh) | 2023-04-18 |
| JP2016148550A (ja) | 2016-08-18 |
| TW202004206A (zh) | 2020-01-16 |
| TWI721583B (zh) | 2021-03-11 |
| KR102675974B1 (ko) | 2024-06-18 |
| US10607900B2 (en) | 2020-03-31 |
| CN111564384A (zh) | 2020-08-21 |
| JP5996687B2 (ja) | 2016-09-21 |
| KR102547930B1 (ko) | 2023-06-27 |
| TWI676810B (zh) | 2019-11-11 |
| KR20230104294A (ko) | 2023-07-07 |
| CN107210244A (zh) | 2017-09-26 |
| CN107210244B (zh) | 2020-06-16 |
| US20180033704A1 (en) | 2018-02-01 |
| WO2016129305A1 (ja) | 2016-08-18 |
| US20190221486A1 (en) | 2019-07-18 |
| US10312166B2 (en) | 2019-06-04 |
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