KR20200013639A - 반도체 검사 장치 - Google Patents
반도체 검사 장치 Download PDFInfo
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Abstract
Description
도 2는 도 1의 광학 장치(31A)에 있어서, 제1 검사계로 전환한 상태에서의 구성 및 제1 광로를 나타내는 도면이다.
도 3은 도 1의 광학 장치(31A)에 있어서, 제2 검사계로 전환한 상태에서의 구성 및 제2 광로를 나타내는 도면이다.
도 4는 도 1의 계산기(21)의 제어부(21a)에 의해서 제어된 한 쌍의 갈바노 미러(44a, 44b)의 편향각의 변경 범위를 나타내는 그래프이다.
도 5는 제2 실시 형태에 따른 광학 장치(31B)의 구성을 나타내는 도면이다.
도 6은 제3 실시 형태에 따른 광학 장치(31C)의 구성을 나타내는 도면이다.
도 7은 제4 실시 형태에 따른 광학 장치(31D)의 구성을 나타내는 도면이다.
도 8은 제4 실시 형태에 따른 계산기(21)의 제어부(21a)에 의해서 제어된 한 쌍의 갈바노 미러(44a, 44b)의 편향각의 변경 범위를 나타내는 그래프이다.
도 9는 제4 실시 형태에 따른 광학 장치(31E)의 구성을 나타내는 도면이다.
도 10은 변형예에 따른 광학 장치(31F)의 구성을 나타내는 도면이다.
도 11은 변형예에 따른 광학 장치(31G)의 구성을 나타내는 도면이다.
도 12는 변형예에 따른 광학 장치(31H)의 구성을 나타내는 도면이다.
도 13은 변형예에 따른 광학 장치(31I)의 구성을 나타내는 도면이다.
21a…제어부 31A~31G…광학 장치
32…케이스 33…(제1) 광원
34…(제1) 광 검출기 35…(제2) 광 검출기
38a~38e…광 파이버 39a~39e…콜리메이터 렌즈
40b…도광 소자(미러) 44a, 44b…한 쌍의 갈바노 미러
46…(제1) 장착부 50…광로 분할 소자
133…(제3) 광원 140b…다이클로익 미러
146…(제3) 장착부 240…다이클로익 미러
333…(제2) 광원 346…(제2) 장착부
D…반도체 디바이스 L1…(제1) 광로
L2…(제2) 광로 L4…(제3) 광로
Claims (12)
- 반도체 디바이스를 검사하는 반도체 검사 장치로서,
상기 반도체 디바이스에 조사하는 광을 발생시키는 제1 광원과,
상기 제1 광원과 광학적으로 접속된 도광 소자와,
상기 제1 광원과 상기 도광 소자를 통해서 광학적으로 접속 가능한 위치에 마련된 한 쌍의 갈바노 미러와,
상기 도광 소자와 상기 한 쌍의 갈바노 미러를 내부에 유지하고, 상기 한 쌍의 갈바노 미러와 광학적으로 접속 가능한 위치에 마련된 광학 소자를 장착하기 위한 제1 장착부를 가지는 케이스와,
상기 한 쌍의 갈바노 미러의 편향각을 제어하는 제어부를 구비하고,
상기 제어부는, 상기 반도체 디바이스와 광학적으로 접속되는 광로를, 상기 한 쌍의 갈바노 미러 및 상기 도광 소자를 통과하는 제1 광로와, 상기 한 쌍의 갈바노 미러 및 상기 제1 장착부를 통과하는 제2 광로의 사이에서 전환하도록 상기 편향각을 제어하고, 또한
상기 제1 광로로 전환했을 때의 상기 편향각과, 상기 제2 광로로 전환했을 때의 상기 편향각이 중복되지 않도록, 상기 편향각을 제어하는,
반도체 검사 장치. - 청구항 1에 있어서,
상기 반도체 디바이스로부터의 광을 검출하는 제1 광 검출기를 추가로 구비하고,
상기 도광 소자는 상기 제1 광 검출기와 광학적으로 접속되어 있는,
반도체 검사 장치. - 청구항 1 또는 청구항 2에 있어서,
상기 반도체 디바이스로부터의 광을 검출하는 제2 광 검출기를 추가로 구비하고,
상기 제2 광 검출기는 상기 제1 장착부에 장착됨으로써, 상기 제2 광로를 경유하여 상기 광을 검출 가능하게 되어 있는,
반도체 검사 장치. - 청구항 3에 있어서,
상기 제2 광 검출기는 제1 장착부에 콜리메이터 렌즈 및 광 파이버를 매개로 하여 장착되어 있는,
반도체 검사 장치. - 청구항 1 또는 청구항 2에 있어서,
상기 반도체 디바이스에 조사하는 광을 발생시키는 제2 광원을 추가로 구비하고,
상기 제2 광원은 상기 제1 장착부에 장착됨으로써, 상기 제2 광로를 경유하여 상기 광을 조사 가능하게 되어 있는,
반도체 검사 장치. - 청구항 5에 있어서,
상기 제2 광원은 제1 장착부에 콜리메이터 렌즈 및 광 파이버를 매개로 하여 장착되어 있는,
반도체 검사 장치. - 청구항 1 또는 청구항 2에 있어서,
상기 반도체 디바이스에 조사하는 광을 발생시키는 제2 광원과, 상기 반도체 디바이스로부터의 광을 검출하는 제2 광 검출기와, 상기 제2 광원과 상기 제2 광 검출기와 광학적으로 접속된 광로 분할 소자를 추가로 구비하고,
상기 광로 분할 소자가 상기 제1 장착부에 장착됨으로써, 상기 제2 광로를 경유하여 상기 광을 조사 및/또는 검출 가능하게 되어 있는,
반도체 검사 장치. - 청구항 1 내지 청구항 7 중 어느 한 항에 있어서,
상기 케이스는 상기 한 쌍의 갈바노 미러와 광학적으로 접속 가능한 위치에 마련된 광학 소자를 장착하기 위한 제2 장착부를 추가로 가지고,
상기 제어부는 상기 제1 광로와, 상기 제2 광로와, 상기 한 쌍의 갈바노 미러 및 상기 제2 장착부를 통과하는 제3 광로의 사이에서 전환하도록 상기 편향각을 제어하고, 또한
상기 제1 광로로 전환했을 때의 상기 편향각과, 상기 제2 광로로 전환했을 때의 상기 편향각과, 상기 제3 광로로 전환했을 때의 상기 편향각이 중복되지 않도록, 상기 편향각을 제어하는,
반도체 검사 장치. - 청구항 1 내지 청구항 8 중 어느 한 항에 있어서,
상기 도광 소자는 미러인,
반도체 검사 장치. - 청구항 9에 있어서,
상기 미러는 다이클로익 미러이고,
상기 케이스는 상기 한 쌍의 갈바노 미러와 상기 다이클로익 미러를 잇는 연장선 상에 광학 소자를 장착하기 위한 제3 장착부를 추가로 가지는,
반도체 검사 장치. - 청구항 1 내지 청구항 10 중 어느 한 항에 있어서,
상기 도광 소자와 광학적으로 접속된 제3 광원을 추가로 구비하는,
반도체 검사 장치. - 청구항 3에 있어서,
상기 제2 광 검출기는 초전도 단일 광자 검출기인,
반도체 검사 장치.
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KR1020227036977A KR102562196B1 (ko) | 2017-06-02 | 2018-03-07 | 반도체 검사 장치 |
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JPJP-P-2017-109918 | 2017-06-02 | ||
JP2017109918A JP6419893B1 (ja) | 2017-06-02 | 2017-06-02 | 半導体検査装置 |
PCT/JP2018/008830 WO2018220931A1 (ja) | 2017-06-02 | 2018-03-07 | 半導体検査装置 |
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EP (2) | EP3633355B1 (ko) |
JP (1) | JP6419893B1 (ko) |
KR (2) | KR102562196B1 (ko) |
CN (2) | CN110691968B (ko) |
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JP6820184B2 (ja) * | 2016-10-26 | 2021-01-27 | 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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EP3633355B1 (en) | 2024-08-07 |
US11714120B2 (en) | 2023-08-01 |
CN110691968B (zh) | 2022-08-26 |
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TW201903394A (zh) | 2019-01-16 |
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EP3633355C0 (en) | 2024-08-07 |
KR20220150993A (ko) | 2022-11-11 |
US20200110129A1 (en) | 2020-04-09 |
KR102562196B1 (ko) | 2023-08-02 |
JP2018205083A (ja) | 2018-12-27 |
US11209476B2 (en) | 2021-12-28 |
US20220050137A1 (en) | 2022-02-17 |
TW202242395A (zh) | 2022-11-01 |
CN110691968A (zh) | 2020-01-14 |
SG11201909742XA (en) | 2019-11-28 |
EP3633355A4 (en) | 2021-03-31 |
CN115326827A (zh) | 2022-11-11 |
EP3633355A1 (en) | 2020-04-08 |
EP4414694A3 (en) | 2024-11-13 |
JP6419893B1 (ja) | 2018-11-07 |
EP4414694A2 (en) | 2024-08-14 |
KR102459819B1 (ko) | 2022-10-27 |
TWI769229B (zh) | 2022-07-01 |
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