KR20200040288A - 콜리메이팅 커버 요소에 의해서 커버된 스캐닝 미러를 갖는 송신 장치 - Google Patents
콜리메이팅 커버 요소에 의해서 커버된 스캐닝 미러를 갖는 송신 장치 Download PDFInfo
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- G01S7/00—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00
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- G01S7/00—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00
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- G01S7/00—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00
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- G01S7/00—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00
- G01S7/48—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S17/00
- G01S7/491—Details of non-pulse systems
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- G02B26/00—Optical devices or arrangements for the control of light using movable or deformable optical elements
- G02B26/08—Optical devices or arrangements for the control of light using movable or deformable optical elements for controlling the direction of light
- G02B26/0816—Optical devices or arrangements for the control of light using movable or deformable optical elements for controlling the direction of light by means of one or more reflecting elements
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- G02B26/00—Optical devices or arrangements for the control of light using movable or deformable optical elements
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- G02B26/10—Scanning systems
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- H01S5/00—Semiconductor lasers
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- H01S5/00—Semiconductor lasers
- H01S5/005—Optical components external to the laser cavity, specially adapted therefor, e.g. for homogenisation or merging of the beams or for manipulating laser pulses, e.g. pulse shaping
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Abstract
Description
도 2a - 2b는 송신 장치의 제2 실시예를 도시한 개략도이다.
도 3a - 3b는 송신 장치의 제3 실시예를 도시한 개략도이다.
도 4는 송신 장치의 제2 실시예의 디자인의 사시도이다.
도 5는 송신 장치의 제3 실시예의 디자인의 사시도이다.
1.1, ..., 1.n 레이저 다이오드
2 스캐닝 미러
3 하우징
4 커버 요소
4.1 (커버 요소(4)의)커플링-인 영역(coupling-in region)
4.2 (커버 요소(5)의)커플링-아웃 영역(coupling-out region)
5 광학 블럭
5.1 (광학 블럭(5)의) 입구 표면
5.21, ..., 5.2n (광학 블럭(5)의) 출구 표면
5.31, ..., 5.3n (광학 블럭(5)의) 제1 미러 표면
5.4 (광학 블럭(5)의) 제2 미러 표면
6 쉘
S1, ..., Sn 레이저 빔
A1, ..., An (레이저 빔(S1, ..., Sn)의) 빔 축
fa (레이저 다이오드(1.1, ..., 1.n)의) 빠른 축(fast axis)
sa (레이저 다이오드(1.1, ..., 1.n)의) 늦은 축(slow axis)
MP (스캐닝 미러(2)의) 중심
L 수직인(perpendicular)
HK 단일 중심 반구 쉘
PS 포물선 형상의 미러 표면
Fps 포물선 형상의 미러 표면의 촛점
α1, ..., αn 입사각
Claims (8)
- 송신 장치이고,
상기 송신 장치는 하나의 레이저 다이오드(1.1) 또는 적어도 2개의 레이저 다이오드(1.1, ..., 1.n) 및 스캐닝 미러(2)를 포함하고,
상기 레이저 다이오드 각각은 빔 축(A1, ..., An)을 갖고, 빠른 축(fa) 및 늦은 축(sa)에서 다른 방사 각을 갖는 레이저 빔(S1, ..., Sn)을 방출하고, 상기 적어도 2개의 레이저 다이오드(1.1, ..., 1.n)는 각각의 늦은 축(sa) 방향으로, 일렬로 형성되어, 나란히 배치되고, 상기 빔 축(A1, ..., An)은 서로간에 평행하게 배치되고,
상기 스캐닝 미러(2)는 그 중심(MP)에서 편향될 수 있고, 투명한 커버 요소(4)를 갖는 하우징(3) 안쪽에 배열되고; 상기 적어도 하나의 레이저 빔(S1, ..., Sn)의 상기 빔 축(A1, ..., An)은, 상기 적어도 하나의 레이저 빔(S1, ..., Sn)이 커플링-인 영역(4.1)내 상기 커버 요소(4)를 통과한 후에, 상기 중심(MP)에 부딪히도록, 상기 커버 요소(4)로 향하고; 상기 적어도 하나의 레이저 빔(S1, ..., Sn)은, 상기 스캐닝 미러(2)에서 반사된 후에, 커플링-아웃 영역(4.2)내에서 상기 커버 요소(4)를 다시 통과하는 송신 장치로서,
상기 커버 요소(4)는, 상기 빠른 축(fa) 방향으로 상기 적어도 하나의 레이저 빔(S1, ..., Sn)을 사전-시준하기 위하여, 상기 커플링-인 영역(4.1)에서, 토로이드형 입구 표면(5.1)을 갖고; 상기 커버 요소(4)는 상기 레이저 빔(S1, ..., Sn)을 상기 중심(MP)으로 편향시키기 위하여 상기 적어도 2개의 레이저 다이오드(1.1, ..., 1.n)에 할당된 각각의 제1 미러 표면(5.31, ..., 5.3n)을 갖고; 상기 커버 요소(4)는 곡률(K)의 중심을 갖는 단일 중심 반구 쉘(HK)의 섹션에 의해서 상기 커플링-아웃 영역(4.2)에 형성되고, 상기 커버 요소(4)는 곡률(K)의 상기 중심과 상기 스캐닝 미러의 상기 중심(MP)이 일치하면서 상기 스캐닝 미러(2)를 커버하도록 배치되는 것을 특징으로 하는 송신 장치. - 제1항에 있어서,
상기 커버 요소(4)는 일체화되거나 이웃하게 되는 쉘(6) 및 광학 블럭(5)에 의해서 형성되고, 상기 단일 중심 반구 쉘(HK)의 상기 섹션은 상기 쉘(6) 및 상기 토로이드형 입구 표면(5.1) 상에 형성되고, 상기 적어도 하나의 제1 미러 표면(5.21, ..., 5.2n) 및 상기 적어도 하나의 토로이드형 출구 표면(5.21, ..., 5.2n)은 상기 광학 블럭(5)상에 형성되는 것을 특징으로 하는 송신 장치. - 제1항에 있어서,
상기 쉘(6)은 상기 단일 중심 반구 쉘(HK)의 일 부분을 구성하는 것을 특징으로 하는 송신 장치. - 제1항 내지 제3항 중 어느 한 항에 있어서,
상기 송신 장치는 적어도 2개의 레이저 다이오드(1.1, ..., 1.n)을 포함하고, 상기 제1 미러 표면(5.31, ..., 5.3n)은, 상기 적어도 2개의 레이저 빔(S1, ..., Sn)이 다른 각도로 편향되도록, 서로 간에 경사져 있는 평면의 표면인 것을 특징으로 하는 송신 장치. - 제1항 내지 제3항 중 어느 한 항에 있어서,
상기 송신 장치는 적어도 2개의 레이저 다이오드(1.1, ..., 1.n)을 포함하고, 정확히 하나의 제1 미러 표면(5.21)이 존재하고, 상기 하나의 제1 미러 표면은, 상기 적어도 2개의 레이저 빔(S1, ..., Sn)이 다른 각도로 편향되도록, 포물선 형상의 표면(PS)을 나타내는 것을 특징으로 하는 송신 장치. - 제4항 또는 제5항에 있어서,
상기 광학 블럭(5)은 상기 적어도 2개의 레이저 빔(S1, ..., Sn)이 굽혀지도록 제2 미러 표면(5.4)를 갖는 것을 특징으로 하는 송신 장치. - 전항 중 어느 한 항에 있어서,
상기 커버 요소(4)는 일체화되어 제조된 것을 특징으로 하는 송신 장치. - 제1항에 있어서,
단지 하나의 레이저 다이오드(1.1)만이 존재하고, 상기 하나의 레이저 다이오드의 레이저 빔(S1)을 상기 스캐닝 미러(2)의 상기 중심(MP)으로 편향시키기 위하여 제1 미러 표면(5.31)이 상기 하나의 레이저 다이오드(1.1)에 할당되어 있는 것을 특징으로 하는 송신 장치.
Applications Claiming Priority (5)
Application Number | Priority Date | Filing Date | Title |
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DE202017105001.7 | 2017-08-21 | ||
DE202017105001.7U DE202017105001U1 (de) | 2017-08-21 | 2017-08-21 | LIDAR-Scanner mit MEMS-Spiegel und wenigstens zwei Scanwinkelbereichen |
DE102017123878.6A DE102017123878B4 (de) | 2017-08-21 | 2017-10-13 | Sendeeinrichtung mit einem durch ein kollimierendes Abdeckelement überdeckten Scanspiegel |
DE102017123878.6 | 2017-10-13 | ||
PCT/DE2018/100682 WO2019037810A1 (de) | 2017-08-21 | 2018-08-02 | Sendeeinrichtung mit einem durch ein kollimierendes abdeckelement überdeckten scanspiegel |
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KR20200040288A true KR20200040288A (ko) | 2020-04-17 |
KR102564681B1 KR102564681B1 (ko) | 2023-08-07 |
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KR1020207007783A Active KR102623745B1 (ko) | 2017-08-21 | 2018-08-02 | 커버 요소로 커버된 스캐닝 미러를 갖고 있는 lidar 스캐너용 송신 장치 |
KR1020207007789A Active KR102564681B1 (ko) | 2017-08-21 | 2018-08-02 | 콜리메이팅 커버 요소에 의해서 커버된 스캐닝 미러를 갖는 송신 장치 |
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JP (3) | JP7232818B2 (ko) |
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CN (2) | CN111373278B (ko) |
DE (3) | DE202017105001U1 (ko) |
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JP7501864B2 (ja) | 2024-06-18 |
CN111373278B (zh) | 2024-11-08 |
KR20200041365A (ko) | 2020-04-21 |
EP3673290B1 (de) | 2023-11-29 |
JP2020531826A (ja) | 2020-11-05 |
WO2019037809A1 (de) | 2019-02-28 |
DE102017123878A1 (de) | 2019-02-21 |
EP3673291A1 (de) | 2020-07-01 |
CN111373278A (zh) | 2020-07-03 |
IL272802B (en) | 2022-12-01 |
CN111344593B (zh) | 2025-06-24 |
WO2019037810A1 (de) | 2019-02-28 |
KR102623745B1 (ko) | 2024-01-10 |
US20200355801A1 (en) | 2020-11-12 |
DE102017123875A1 (de) | 2019-02-21 |
DE202017105001U1 (de) | 2017-09-14 |
IL272804A (en) | 2020-04-30 |
CN111344593A (zh) | 2020-06-26 |
KR102564681B1 (ko) | 2023-08-07 |
US20200355798A1 (en) | 2020-11-12 |
JP7232818B2 (ja) | 2023-03-03 |
IL272802A (en) | 2020-04-30 |
JP2023078283A (ja) | 2023-06-06 |
IL272802B2 (en) | 2023-04-01 |
EP3673291B1 (de) | 2024-02-14 |
EP3673290A1 (de) | 2020-07-01 |
US11522335B2 (en) | 2022-12-06 |
IL272804B (en) | 2022-12-01 |
DE102017123878B4 (de) | 2020-06-18 |
IL272804B2 (en) | 2023-04-01 |
US11764539B2 (en) | 2023-09-19 |
JP2020531911A (ja) | 2020-11-05 |
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