JP4379791B2 - 走査装置 - Google Patents
走査装置 Download PDFInfo
- Publication number
- JP4379791B2 JP4379791B2 JP2003531238A JP2003531238A JP4379791B2 JP 4379791 B2 JP4379791 B2 JP 4379791B2 JP 2003531238 A JP2003531238 A JP 2003531238A JP 2003531238 A JP2003531238 A JP 2003531238A JP 4379791 B2 JP4379791 B2 JP 4379791B2
- Authority
- JP
- Japan
- Prior art keywords
- prism
- lens
- light beam
- light
- light source
- 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.)
- Expired - Fee Related
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Classifications
-
- 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
- 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
- G01S7/4811—Constructional features, e.g. arrangements of optical elements common to transmitter and receiver
-
- 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
- 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
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Computer Networks & Wireless Communication (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Optics & Photonics (AREA)
- Optical Radar Systems And Details Thereof (AREA)
- Mechanical Optical Scanning Systems (AREA)
- Eye Examination Apparatus (AREA)
- Valve Device For Special Equipments (AREA)
- Surgical Instruments (AREA)
Description
Claims (6)
- 走査装置であって、光線(T)を送出する光線源(11)、光線を偏向させる回転可能なプリズム(10)、及び走査すべき光景へ偏向された光線(T)を投影するレンズ装置(12)を持つ送信部分(1)を有するものにおいて、プリズム(10)の内部における光線の反射角がプリズムの回転によって変化されるように、光線源(11)とプリズム(10)とが相対配置され、光線(T)がプリズム(10)の角度位置(α)に関係するレンズ部分においてレンズ装置(12)を透過するように、光線が集束され、レンズ装置(12)が異なる焦点距離を有するレンズ部分(120,121,122,123)を持ち、光線源(11)が光線(T)の透過するレンズ部分(120)の焦点にそれぞれあるように、レンズ部分(120,121,122,123)の焦点距離が選ばれていることを特徴とする、走査装置。
- 光線(T)がプリズム(20)内で全反射によりレンズ装置(12)の方へ偏向されるように、光線源(11)がプリズム(10)に対して位置せしめられていることを特徴とする、請求項1に記載の走査装置。
- レンズ装置(12)がフレネルレンズとして構成されていることを特徴とする、請求項1又は2に記載の走査装置。
- 光線源(11)がレーザダイオードとして構成されていることを特徴とする、請求項1〜3の1つに記載の走査装置。
- 走査装置が、光検出器(21)、送信部分(1)のプリズム(10)と同様な別のプリズム(20)、及び送信部分(1)のレンズ装置(12)と同様な別のレンズ装置(22)を有する受信部分(2)を持ち、両方のプリズム(10,20)が互いに同期して同じ回転軸線(4)又は互いに平行な回転軸線の周りに回転可能であり、光線(T)の結果として生じる反射光線(R)が、別のレンズ装置(22)及び別のプリズム(20)を介して検出器(21)へ投影されるように、光検出器(21)が位置せしめられていることを特徴とする、請求項1〜4の1つに記載の走査装置。
- 自動車用距離レーダとして使用することを特徴とする、請求項1〜5の1つに記載の走査装置。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE10142425A DE10142425A1 (de) | 2001-08-31 | 2001-08-31 | Abtastvorrichtung |
PCT/DE2002/002864 WO2003027752A1 (de) | 2001-08-31 | 2002-07-31 | Abtastvorrichtung |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2005504338A JP2005504338A (ja) | 2005-02-10 |
JP4379791B2 true JP4379791B2 (ja) | 2009-12-09 |
Family
ID=7697059
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2003531238A Expired - Fee Related JP4379791B2 (ja) | 2001-08-31 | 2002-07-31 | 走査装置 |
Country Status (6)
Country | Link |
---|---|
US (1) | US6937375B2 (ja) |
EP (1) | EP1421430B1 (ja) |
JP (1) | JP4379791B2 (ja) |
AT (1) | ATE349720T1 (ja) |
DE (2) | DE10142425A1 (ja) |
WO (1) | WO2003027752A1 (ja) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106104204A (zh) * | 2013-12-05 | 2016-11-09 | 特林布尔有限公司 | 具有扫描功能的距离测量仪器 |
Families Citing this family (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7187445B2 (en) * | 2001-07-19 | 2007-03-06 | Automotive Distance Control Systems Gmbh | Method and apparatus for optically scanning a scene |
DE10139237A1 (de) * | 2001-08-09 | 2003-03-06 | Conti Temic Microelectronic | Vorrichtung zur Entfernungsmessung |
WO2003025620A2 (de) * | 2001-08-31 | 2003-03-27 | Automotive Distance Control Systems Gmbh | Abtastvorrichtung |
DE20306542U1 (de) * | 2003-04-25 | 2003-08-28 | Oculus Optikgeräte GmbH, 35582 Wetzlar | Vorrichtung zur Projektion eines Lichtstrahls |
US7258448B2 (en) * | 2004-03-25 | 2007-08-21 | Calsonic Kansei Corporation | Display device |
US20090259399A1 (en) * | 2008-04-15 | 2009-10-15 | Caterpillar Inc. | Obstacle detection method and system |
US8280621B2 (en) * | 2008-04-15 | 2012-10-02 | Caterpillar Inc. | Vehicle collision avoidance system |
JP6672715B2 (ja) * | 2015-11-05 | 2020-03-25 | 船井電機株式会社 | 測定装置 |
DE102017105210A1 (de) * | 2017-03-13 | 2018-09-13 | Valeo Schalter Und Sensoren Gmbh | Optische Abstrahlvorrichtung für Laserpulse mit selektiver Optik |
KR101990447B1 (ko) * | 2017-04-20 | 2019-06-18 | 정종택 | 근거리 원거리 겸용 라이다 센서 |
KR101816546B1 (ko) * | 2017-05-19 | 2018-01-09 | 정종택 | 6채널형 라이다 |
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 |
WO2020237500A1 (zh) * | 2019-05-28 | 2020-12-03 | 深圳市大疆创新科技有限公司 | 一种测距装置及其扫描视场的控制方法 |
CN113567994B (zh) * | 2020-08-05 | 2022-05-10 | 北京一径科技有限公司 | 激光雷达的光学系统和激光雷达系统 |
WO2022252035A1 (zh) * | 2021-05-31 | 2022-12-08 | 深圳市大疆创新科技有限公司 | 一种探测装置 |
Family Cites Families (32)
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DE1537093C1 (de) | 1967-08-03 | 1978-06-15 | Eltro Gmbh | Vorrichtung zur Abtastung von IR-Bildern |
JPS5546712A (en) | 1978-09-29 | 1980-04-02 | Nippon Kokan Kk <Nkk> | Scanner of laser beam |
US4606601A (en) * | 1982-09-24 | 1986-08-19 | Xerox Corporation | Single facet wobble free scanner |
FR2551890B1 (fr) * | 1983-09-09 | 1985-10-11 | Thomson Csf | Dispositif d'analyse de champ spatial pour la localisation angulaire d'objets rayonnants |
JPS6079312A (ja) | 1983-10-07 | 1985-05-07 | Sotsukishiya:Kk | 光平面傾斜装置における回転装置 |
DE3423536C2 (de) | 1984-06-26 | 1986-09-11 | Erwin Sick Gmbh Optik-Elektronik, 7808 Waldkirch | Lichtelektrische Schutzzonenvorrichtung an einem Fahrzeug |
US5018803A (en) * | 1985-02-04 | 1991-05-28 | Robotic Vision Systems, Inc. | Three-dimensional volumetric sensor |
JPS628119A (ja) | 1985-07-04 | 1987-01-16 | Matsushita Electric Ind Co Ltd | ポリゴンミラ− |
DE3707023A1 (de) | 1987-03-05 | 1988-09-15 | Rodenstock Optik G | Vorrichtung zum ablenken eines strahlenbuendels |
GB2232268A (en) | 1989-05-18 | 1990-12-05 | Mitsubishi Electric Corp | "Optical deflector and display unit using the same" |
US5189545A (en) * | 1989-05-18 | 1993-02-23 | Mitsubishi Denki Kabushiki Kaisha | Optical deflector and display unit using the same |
GB9020285D0 (en) * | 1990-09-17 | 1990-10-31 | Imatronic Ltd | Optical apparatus |
US5227784A (en) * | 1990-12-10 | 1993-07-13 | Mazda Motor Corporation | System for detecting and determining range of target vehicle |
DE4115747C2 (de) * | 1991-05-14 | 1998-02-26 | Hipp Johann F | Vorrichtung und Verfahren zur Situations-, Hindernis- und Objekterkennung |
DE4132025C2 (de) * | 1991-09-26 | 1994-07-21 | Hell Ag Linotype | Lichtstrahl-Ablenkvorrichtung |
US5367399A (en) * | 1992-02-13 | 1994-11-22 | Holotek Ltd. | Rotationally symmetric dual reflection optical beam scanner and system using same |
US5223956A (en) * | 1992-03-30 | 1993-06-29 | Holotek Ltd. | Optical beam scanners for imaging applications |
GB2264182A (en) | 1992-02-13 | 1993-08-18 | Holotek Ltd | Optical beam scanners and systems using same |
US5293162A (en) * | 1992-03-09 | 1994-03-08 | Bachalo William D | Laser based tracking device for detecting the distance between a vehicle and a roadway marker |
US5309212A (en) * | 1992-09-04 | 1994-05-03 | Yaskawa Electric Corporation | Scanning rangefinder with range to frequency conversion |
JP3100478B2 (ja) * | 1992-10-27 | 2000-10-16 | 株式会社トプコン | 往復レーザ走査システムを有するレーザ回転照射装置 |
DE4239061A1 (de) * | 1992-11-20 | 1994-05-26 | Rudolf De Wall | Warngerät vor Hindernissen und Gegenständen im Rückwärtsfahrbereich von Lastkraftwagen, Bussen oder ähnlichen Fahrzeugen |
JPH0921872A (ja) | 1995-07-04 | 1997-01-21 | Nikon Corp | 走査型距離測定装置 |
DE19530281C2 (de) * | 1995-08-17 | 1999-01-07 | Johann Hipp | Vorrichtung zum optischen Erfassen von Hindernissen vor Fahrzeugen |
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 |
JPH09297025A (ja) | 1996-05-02 | 1997-11-18 | Topcon Corp | レーザー照射光検出装置 |
JPH10186260A (ja) | 1996-12-26 | 1998-07-14 | Shimadzu Corp | 走査光学装置及び赤外検出装置 |
JPH1164518A (ja) * | 1997-08-12 | 1999-03-05 | Mitsubishi Electric Corp | 車両用光レーダ装置 |
EP1104950B1 (de) | 1999-11-27 | 2004-12-08 | ebm-papst St. Georgen GmbH & Co. KG | Elektronisch kommutierter Gleichstrommotor |
US7187445B2 (en) * | 2001-07-19 | 2007-03-06 | Automotive Distance Control Systems Gmbh | Method and apparatus for optically scanning a scene |
DE10139237A1 (de) * | 2001-08-09 | 2003-03-06 | Conti Temic Microelectronic | Vorrichtung zur Entfernungsmessung |
WO2003025620A2 (de) * | 2001-08-31 | 2003-03-27 | Automotive Distance Control Systems Gmbh | Abtastvorrichtung |
-
2001
- 2001-08-31 DE DE10142425A patent/DE10142425A1/de not_active Withdrawn
-
2002
- 2002-07-31 US US10/487,716 patent/US6937375B2/en not_active Expired - Lifetime
- 2002-07-31 DE DE50209093T patent/DE50209093D1/de not_active Expired - Lifetime
- 2002-07-31 AT AT02767075T patent/ATE349720T1/de not_active IP Right Cessation
- 2002-07-31 WO PCT/DE2002/002864 patent/WO2003027752A1/de active IP Right Grant
- 2002-07-31 JP JP2003531238A patent/JP4379791B2/ja not_active Expired - Fee Related
- 2002-07-31 EP EP02767075A patent/EP1421430B1/de not_active Expired - Lifetime
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106104204A (zh) * | 2013-12-05 | 2016-11-09 | 特林布尔有限公司 | 具有扫描功能的距离测量仪器 |
Also Published As
Publication number | Publication date |
---|---|
DE50209093D1 (de) | 2007-02-08 |
JP2005504338A (ja) | 2005-02-10 |
US6937375B2 (en) | 2005-08-30 |
EP1421430A1 (de) | 2004-05-26 |
WO2003027752A1 (de) | 2003-04-03 |
ATE349720T1 (de) | 2007-01-15 |
US20040240020A1 (en) | 2004-12-02 |
DE10142425A1 (de) | 2003-04-17 |
EP1421430B1 (de) | 2006-12-27 |
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