JP2005515482A - 光景を走査する装置 - Google Patents
光景を走査する装置 Download PDFInfo
- Publication number
- JP2005515482A JP2005515482A JP2003524038A JP2003524038A JP2005515482A JP 2005515482 A JP2005515482 A JP 2005515482A JP 2003524038 A JP2003524038 A JP 2003524038A JP 2003524038 A JP2003524038 A JP 2003524038A JP 2005515482 A JP2005515482 A JP 2005515482A
- Authority
- JP
- Japan
- Prior art keywords
- prism
- scanning
- scene
- scanning beam
- side surfaces
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Images
Classifications
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- 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
- G02B26/10—Scanning systems
- G02B26/108—Scanning systems having one or more prisms as scanning elements
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- 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
- G01S7/481—Constructional features, e.g. arrangements of optical elements
- G01S7/4817—Constructional features, e.g. arrangements of optical elements relating to scanning
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- 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
- G02B26/10—Scanning systems
- G02B26/101—Scanning systems with both horizontal and vertical deflecting means, e.g. raster or XY scanners
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S17/00—Systems using the reflection or reradiation of electromagnetic waves other than radio waves, e.g. lidar systems
- G01S17/02—Systems using the reflection of electromagnetic waves other than radio waves
- G01S17/06—Systems determining position data of a target
- G01S17/42—Simultaneous measurement of distance and other co-ordinates
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S17/00—Systems using the reflection or reradiation of electromagnetic waves other than radio waves, e.g. lidar systems
- G01S17/88—Lidar systems specially adapted for specific applications
- G01S17/93—Lidar systems specially adapted for specific applications for anti-collision purposes
- G01S17/931—Lidar systems specially adapted for specific applications for anti-collision purposes of land vehicles
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Optical Radar Systems And Details Thereof (AREA)
- Mechanical Optical Scanning Systems (AREA)
Abstract
この新しい装置は、回転軸線に対して異なる傾斜角だけ傾斜する複数の側面を持っている。走査中に走査光線はプリズムへ入る際及びプリズムから出る際、プリズムの内部においてプリズムの側面の1つで全反射により偏向される。側面の異なる傾斜角のため、プリズムの回転中に走査光線が複数の行で光景にわたって動かされる。
物体識別システム用又は自動車のための距離制御システム用のレーザレーダ。
Description
Claims (8)
- 光景(S)にわたって動かされる走査光線(T)を送出する送信部分(2)と、走査光線(T)から生じる反射光線(R)を検出する受信部分(3)とを有する、光景(S)を走査する装置であって、送信部分(2)が、走査光線(T)を発生する光線源(21)と、走査光線(T)を偏向するための回転軸線(10)の周りに可移転するプリズム(20)とを持っているものにおいて、プリズム(20)が、回転軸線(10)に対して異なる傾斜角(α1,α2,α3)だけ傾斜する複数の側面(201,202,203)を持ち、光景(S)の走査(S)中に走査光線(T)がプリズム(20)の内部においてプリズム(20)の側面(201,202,203)の1つで全反射により偏向されるように、プリズム(20)が走査光線(T)の光路中に位置せしめられていることを特徴とする、装置。
- 送信部分(2)が、プリズム(20)から出る走査光線(T)の光路中に、走査光線(T)と集束するレンズ装置(22)を持っていることを特徴とする、請求項1に記載の装置。
- 光景(S)が縞状に隙間なく走査されるように、プリズム(20)の側面(201,202,203)の傾斜角(α1,α2,α3)が選ばれていることを特徴とする、請求項2に記載の装置。
- プリズム(20)が、プリズム(20)の回転軸線(10)に対して2°及び3°及び4°だけ傾斜する3つの側面(201,202,203)を持っていることを特徴とする、請求項1〜3の1つに記載の装置。
- 受信部分(3)が、送信部分(2)のプリズム(20)に類似で送信部分(2)のプリズム(20)に同期して回転するプリズム(30)と、反射光線(R)を投影可能な光検出器(31)とを持っていることを特徴とする、請求項1〜4の1つに記載の装置。
- 受信部分(3)が、受信部分(3)のプリズム(30)へ入射する反射光線(R)の光路中に、反射光線(R)を光検出器(31)上へ集束するレンズ装置(32)を持っていることを特徴とする、請求項5に記載の装置。
- 自動車の周辺ある物体の識別に使用されることを特徴とする、請求項1〜6の1つに記載の装置。
- 自動車間の距離を制御するシステムにおける距離レーダと使用されることを特徴とする、請求項1〜6の1つに記載の装置。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE10141363A DE10141363B4 (de) | 2001-08-23 | 2001-08-23 | Vorrichtung zur Abtastung einer Szene |
PCT/DE2002/003028 WO2003019226A2 (de) | 2001-08-23 | 2002-08-09 | Vorrichtung zur abtastung einer szene |
Publications (3)
Publication Number | Publication Date |
---|---|
JP2005515482A true JP2005515482A (ja) | 2005-05-26 |
JP2005515482A5 JP2005515482A5 (ja) | 2005-12-22 |
JP4379790B2 JP4379790B2 (ja) | 2009-12-09 |
Family
ID=7696378
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2003524038A Expired - Fee Related JP4379790B2 (ja) | 2001-08-23 | 2002-08-09 | 光景を走査する装置 |
Country Status (4)
Country | Link |
---|---|
EP (1) | EP1421404A2 (ja) |
JP (1) | JP4379790B2 (ja) |
DE (1) | DE10141363B4 (ja) |
WO (1) | WO2003019226A2 (ja) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2013170962A (ja) * | 2012-02-22 | 2013-09-02 | Ricoh Co Ltd | 距離測定装置 |
Families Citing this family (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102006062447B4 (de) | 2006-12-28 | 2009-08-20 | Chronos Vision Gmbh | Verfahren und Vorrichtung zur Erfassung der dreidimensionalen Oberfläche eines Objekts, insbesondere eines Fahrzeugreifens |
CN101503077B (zh) * | 2009-03-19 | 2011-01-12 | 郭廷麟 | 汽车弯道照明装置及控制方法 |
CN102305932B (zh) * | 2011-07-26 | 2013-10-30 | 中国科学院上海光学精密机械研究所 | 菲涅耳望远镜成像激光雷达运动目标成像方法 |
US9773772B2 (en) | 2015-04-09 | 2017-09-26 | Samsung Electronics Co., Ltd. | Semiconductor device and method of fabricating the same |
DE102017223658A1 (de) * | 2017-12-22 | 2019-06-27 | Robert Bosch Gmbh | LIDAR-Vorrichtung (100) zur Erfassung eines Objekts |
CN110231606B (zh) * | 2018-11-27 | 2022-10-11 | 蔚来控股有限公司 | 激光扫描装置和包括其的激光雷达装置 |
CN109752704A (zh) * | 2019-03-19 | 2019-05-14 | 深圳市镭神智能系统有限公司 | 一种棱镜及多线激光雷达系统 |
CN109738880A (zh) * | 2019-03-26 | 2019-05-10 | 深圳市镭神智能系统有限公司 | 一种激光雷达系统及激光测距装置 |
CN112098972A (zh) * | 2019-06-17 | 2020-12-18 | 宁波舜宇车载光学技术有限公司 | 激光雷达系统及其异光路扫描装置 |
CN110967680B (zh) * | 2019-12-18 | 2022-09-27 | 中国科学院半导体研究所 | 用于三维扫描的复合结构转镜及应用其的激光雷达 |
CN113126118A (zh) * | 2019-12-31 | 2021-07-16 | 武汉万集信息技术有限公司 | 3d激光雷达 |
RU2755587C1 (ru) * | 2020-09-24 | 2021-09-17 | Федеральное государственное казенное военное образовательное учреждение высшего образования "ВОЕННАЯ АКАДЕМИЯ МАТЕРИАЛЬНО-ТЕХНИЧЕСКОГО ОБЕСПЕЧЕНИЯ имени генерала армии А.В. Хрулева" | Лазерный прибор разведки |
CN117805781A (zh) * | 2024-02-28 | 2024-04-02 | 安徽瑞控信光电技术股份有限公司 | 一种激光测距用高速快反镜 |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1537093C1 (de) * | 1967-08-03 | 1978-06-15 | Eltro Gmbh | Vorrichtung zur Abtastung von IR-Bildern |
FR2551890B1 (fr) * | 1983-09-09 | 1985-10-11 | Thomson Csf | Dispositif d'analyse de champ spatial pour la localisation angulaire d'objets rayonnants |
DE4115747C2 (de) * | 1991-05-14 | 1998-02-26 | Hipp Johann F | Vorrichtung und Verfahren zur Situations-, Hindernis- und Objekterkennung |
US5309212A (en) * | 1992-09-04 | 1994-05-03 | Yaskawa Electric Corporation | Scanning rangefinder with range to frequency conversion |
JPH0921872A (ja) * | 1995-07-04 | 1997-01-21 | Nikon Corp | 走査型距離測定装置 |
JP3446466B2 (ja) * | 1996-04-04 | 2003-09-16 | 株式会社デンソー | 車間距離制御装置用の反射測定装置及びこれを利用した車間距離制御装置 |
-
2001
- 2001-08-23 DE DE10141363A patent/DE10141363B4/de not_active Expired - Fee Related
-
2002
- 2002-08-09 WO PCT/DE2002/003028 patent/WO2003019226A2/de active Application Filing
- 2002-08-09 JP JP2003524038A patent/JP4379790B2/ja not_active Expired - Fee Related
- 2002-08-09 EP EP02796185A patent/EP1421404A2/de not_active Withdrawn
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2013170962A (ja) * | 2012-02-22 | 2013-09-02 | Ricoh Co Ltd | 距離測定装置 |
Also Published As
Publication number | Publication date |
---|---|
EP1421404A2 (de) | 2004-05-26 |
JP4379790B2 (ja) | 2009-12-09 |
WO2003019226A2 (de) | 2003-03-06 |
DE10141363A1 (de) | 2003-03-20 |
DE10141363B4 (de) | 2004-03-04 |
WO2003019226A3 (de) | 2003-05-22 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
US7187445B2 (en) | Method and apparatus for optically scanning a scene | |
US10782392B2 (en) | Scanning optical system and light projecting and receiving apparatus | |
JP4379790B2 (ja) | 光景を走査する装置 | |
EP2696166A2 (en) | Optical measurement device and vehicle | |
JP6340851B2 (ja) | 物体検出装置及びセンシング装置 | |
JP4379791B2 (ja) | 走査装置 | |
EP0768542B2 (en) | Optical distance measuring apparatus | |
JP2000162533A (ja) | 光走査装置 | |
US20190107622A1 (en) | Scanning LiDAR System and Method with Source Laser Beam Splitting Apparatus and Method | |
EP3206074B1 (en) | Scanning optical system and light projection and reception device | |
US10649071B2 (en) | Scanning optical system and radar | |
JP2005121638A (ja) | 光電子検出装置 | |
JP6993420B2 (ja) | 物体を検知するライダーセンサ | |
JP7378825B2 (ja) | 物体検出装置 | |
JPWO2020129720A5 (ja) | ||
US5033845A (en) | Multi-direction distance measuring method and apparatus | |
EP3206073B1 (en) | Scanning optical system and radar | |
JPH08261753A (ja) | 光レーダ装置 | |
JP2004535602A (ja) | 光景を光学的に走査する方法 | |
JP7427487B2 (ja) | 光学装置、車載システム、および移動装置 | |
JP2019053508A (ja) | 警報表示システム | |
JPH0610615B2 (ja) | 多方向距離測定装置 | |
JP3038918B2 (ja) | 光レーダ装置 | |
JPS6287808A (ja) | 多方向距離測定装置 | |
JPH0618260A (ja) | 物体観測装置 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
A521 | Request for written amendment filed |
Free format text: JAPANESE INTERMEDIATE CODE: A523 Effective date: 20050304 |
|
A072 | Dismissal of procedure [no reply to invitation to correct request for examination] |
Free format text: JAPANESE INTERMEDIATE CODE: A072 Effective date: 20050517 |
|
A621 | Written request for application examination |
Free format text: JAPANESE INTERMEDIATE CODE: A621 Effective date: 20050712 |
|
A977 | Report on retrieval |
Free format text: JAPANESE INTERMEDIATE CODE: A971007 Effective date: 20080528 |
|
A131 | Notification of reasons for refusal |
Free format text: JAPANESE INTERMEDIATE CODE: A131 Effective date: 20080610 |
|
A521 | Request for written amendment filed |
Free format text: JAPANESE INTERMEDIATE CODE: A523 Effective date: 20080903 |
|
TRDD | Decision of grant or rejection written | ||
A01 | Written decision to grant a patent or to grant a registration (utility model) |
Free format text: JAPANESE INTERMEDIATE CODE: A01 Effective date: 20090825 |
|
A01 | Written decision to grant a patent or to grant a registration (utility model) |
Free format text: JAPANESE INTERMEDIATE CODE: A01 |
|
A61 | First payment of annual fees (during grant procedure) |
Free format text: JAPANESE INTERMEDIATE CODE: A61 Effective date: 20090910 |
|
FPAY | Renewal fee payment (event date is renewal date of database) |
Free format text: PAYMENT UNTIL: 20121002 Year of fee payment: 3 |
|
R150 | Certificate of patent or registration of utility model |
Free format text: JAPANESE INTERMEDIATE CODE: R150 |
|
FPAY | Renewal fee payment (event date is renewal date of database) |
Free format text: PAYMENT UNTIL: 20131002 Year of fee payment: 4 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
LAPS | Cancellation because of no payment of annual fees |