KR102107159B1 - 개선된 패키지 휘도를 위한 수동 정렬된 단일 요소 텔레스코프 - Google Patents
개선된 패키지 휘도를 위한 수동 정렬된 단일 요소 텔레스코프 Download PDFInfo
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Abstract
Description
도 1c 및 도 1d는 단일 축을 따른 빔 압축을 예시한다.
도 2는 접합된 이중렌즈(cemented doublet)로서 구현되는 대표적인 빔 압축기를 예시한다.
도 3은 이격된 홀로그래픽 또는 프레넬 렌즈들에 기초하는 대표적인 빔 압축기를 예시한다.
도 4는 복수의 빔들에 대한 빔 축들을 예시하는 대물 렌즈 및 단일체 빔 압축기의 축척도이다.
도 5a 내지 도 5d는 대표적인 원주 단일 렌즈 빔 압축기를 예시한다.
도 6a는 3개의 레이저 빔들의 적층물이 빔 압축기를 이용하여 압축되는 대표적인 레이저 다이오드 조립체를 예시한다.
도 6b 및 도 6c는 도 6a의 레이저 다이오드 조립체에서의 단일 축 빔 압축을 예시한다.
도 7a는 2개의 빔 적층물들이 편광 다중화(polarization multiplexing)를 사용하여 형성되고 2개의 빔 적층물들이 빔 압축기를 사용하여 압축된 레이저 다이오드 조립체를 예시한다.
도 7b 및 도 7c는 압축 이전 및 이후의 빔 적층물을 예시한다.
도 7d는 대표적인 계단형 레이저 다이오드 장착부를 예시한다.
도 8a 및 도 8b는 장착 프레임에 고정되는 빔 압축기를 예시한다.
도 9는 레이저 다이오드 조립체를 제조하는 대표적인 방법을 예시한다.
도 10은 메니스커스 진상축 텔레스코프를 포함하는 레이저 다이오드 조립체의 일부분의 사시도이다.
도 11은 복수의 진상축 텔레스코프들이 획득될 수 있는 성형된 로드(rod)를 예시한다.
Claims (31)
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- 레이저 다이오드 조립체로서,
서로로부터 변위되고 서로 평행한 각각의 빔 축들을 따르는 복수의 레이저 빔들을, 상기 복수의 레이저 빔들 사이에서 초기 빔 변위들을 확립하기 위하여 지향시키도록 위치된 복수의 레이저 다이오드들; 및
상기 초기 빔 변위들을 갖는 상기 레이저 빔들을 수신하고 감소된 변위들을 갖는 레이저 출력 빔들을 생성하도록 위치된 단일형 빔 압축기(unitary beam compressor)로서, 상기 단일형 빔 압축기는 투명 광학 기재 상에 형성된 메니스커스 원주 렌즈(meniscus cylindrical lens)이고, 상기 투명 광학 기재는 상기 단일형 빔 압축기의 축에 평행하고 메니스커스 원주 렌즈의 원주 축들에 평행한 평평한 기준 표면을 가지며, 상기 단일형 빔 압축기는 평평한 기준 표면을 갖는 상기 빔 축들에 관하여 위치되는, 단일형 빔 압축기;를 포함하는, 레이저 다이오드 조립체. - 제12항에 있어서,
상기 단일형 빔 압축기로부터 상기 레이저 빔들을 수신하고 상기 레이저 빔들을 빔 초점으로 지향시키도록 위치된 대물 렌즈를 추가로 포함하는, 레이저 다이오드 조립체. - 제13항에 있어서, 상기 빔 초점에 위치된 입력 표면을 갖는 광 도파로를 추가로 포함하는, 레이저 다이오드 조립체.
- 제14항에 있어서, 상기 복수의 레이저 빔들을 수신하고 상기 복수의 레이저 빔들을 상기 각각의 빔 축들을 따라 상기 단일형 빔 압축기로 지향시키도록 위치된 복수의 진상축(fast axis) 시준기들 및 지상축(slow axis) 시준기들을 추가로 포함하는, 레이저 다이오드 조립체.
- 제15항에 있어서, 광학적으로 투명한 기재의 빔 입사 표면은 제1 곡률 반경을 갖고 광학적으로 투명한 기재의 빔 출사 표면은 제2 곡률 반경을 가지며, 상기 제1 곡률 반경, 상기 제2 곡률 반경, 및 상기 빔 출사 표면과 상기 빔 입사 표면의 분리는, 압축비가 상기 제1 곡률 반경에 대한 상기 제2 곡률 반경의 비에 대응하도록 하는, 레이저 다이오드 조립체.
- 제16항에 있어서, 상기 광학적으로 투명한 기재는 유리인, 레이저 다이오드 조립체.
- 제17항에 있어서, 상기 복수의 레이저 다이오드들 중 레이저 다이오드들은, 연관된 빔들이 서로로부터 변위되고 공통 평면 내의 평행한 축들을 따라 전파하도록 위치되고, 상기 단일형 빔 압축기의 곡률 축들은 상기 공통 평면에 수직인, 레이저 다이오드 조립체.
- 복수의 레이저 다이오드들로부터의 빔들을 포함하는 빔 적층물을 생성하기 위해 상기 복수의 레이저 다이오드들을 서로에 대해 고정시키는 단계; 및
상기 빔 적층물에서의 빔 간격을 변경하기 위해 상기 빔 적층물에 관하여 단일형 빔 압축기를 위치시키는 단계로서, 상기 단일형 빔 압축기는 투명 광학 기재 상에 형성된 원주 렌즈를 포함하고, 상기 투명 광학 기재는 상기 단일형 빔 압축기의 축에 평행하고 상기 원주 렌즈의 원주 축들에 평행한 평평한 기준 표면을 가지며, 상기 단일형 빔 압축기는 상기 기준 표면과 함께 상기 빔 적층물에 관하여 위치되는, 단일형 빔 압축기를 위치시키는 단계;를 포함하는 방법. - 삭제
- 제21항에 있어서, 상기 기준 표면에서 상기 빔 적층물에 관하여 상기 단일형 빔 압축기를 고정시키는 단계를 추가로 포함하는, 방법.
- 삭제
- 제12항에 있어서, 상기 메니스커스 원주 렌즈는 각각 초점 길이들 f1, f2와 연관된 제1 곡률과 제2 곡률을 가지며, f2 < 0이고, 투명 기재 굴절률은 n이고, 중심 두께 Tc는 T = n(f1 + f2)인, 레이저 다이오드 조립체.
- 제12항에 있어서, 빔 압축비는 0.5 내지 1.2 사이인, 레이저 다이오드 조립체.
- 제12항에 있어서, 빔 압축비는 0.65 내지 0.92 사이인, 레이저 다이오드 조립체.
- 제12항에 있어서, 상기 투명 광학 기재는 적어도 1.65의 굴절률을 가지는, 레이저 다이오드 조립체.
- 제12항에 있어서, 상기 투명 광학 기재는 1.65 내지 1.85 사이의 굴절률을 가지는, 레이저 다이오드 조립체.
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US201662295984P | 2016-02-16 | 2016-02-16 | |
US62/295,984 | 2016-02-16 | ||
PCT/US2017/018210 WO2017143089A1 (en) | 2016-02-16 | 2017-02-16 | Passively aligned single element telescope for improved package brightness |
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KR20180114121A KR20180114121A (ko) | 2018-10-17 |
KR102107159B1 true KR102107159B1 (ko) | 2020-05-07 |
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- 2017-02-16 US US15/435,117 patent/US10261261B2/en active Active
- 2017-02-16 KR KR1020187026257A patent/KR102107159B1/ko not_active Expired - Fee Related
- 2017-02-16 WO PCT/US2017/018210 patent/WO2017143089A1/en active Application Filing
- 2017-02-16 CN CN201780011788.8A patent/CN108885349A/zh active Pending
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2019
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Also Published As
Publication number | Publication date |
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US10564361B2 (en) | 2020-02-18 |
US10261261B2 (en) | 2019-04-16 |
CN108885349A (zh) | 2018-11-23 |
EP3417340A1 (en) | 2018-12-26 |
US20190212497A1 (en) | 2019-07-11 |
KR20180114121A (ko) | 2018-10-17 |
US20170235057A1 (en) | 2017-08-17 |
WO2017143089A1 (en) | 2017-08-24 |
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