WO2006112184A1 - 光走査用アクチュエータ - Google Patents
光走査用アクチュエータ Download PDFInfo
- Publication number
- WO2006112184A1 WO2006112184A1 PCT/JP2006/304267 JP2006304267W WO2006112184A1 WO 2006112184 A1 WO2006112184 A1 WO 2006112184A1 JP 2006304267 W JP2006304267 W JP 2006304267W WO 2006112184 A1 WO2006112184 A1 WO 2006112184A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- light source
- leaf spring
- spring member
- optical scanning
- light
- Prior art date
Links
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
-
- 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
Definitions
- the present invention relates to an optical scanning actuator.
- scanning laser radar devices laser scanners, laser printers, laser markers, object monitoring devices, and the like are known as devices that use scanning devices such as laser light.
- a scanning device used in a scanning laser radar device for preventing collision of a vehicle a leaf spring member whose base end is fixed and whose distal end is swung by electromagnetic driving means is used.
- a spring-type optical scanning actuator is known (for example, see Patent Document 1).
- This leaf spring type optical scanning actuator is simpler in structure, smaller in size, and more durable than a motor type optical scanning actuator that swings light by rotating a reflecting mirror by a motor. It has the advantage of being inexpensive.
- Patent Document 1 Pamphlet of International Publication No. 02Z008818
- the optical scanning actuator of Patent Document 1 is used to scan a very wide angle range, such as a low-speed tracking device of a vehicle, for example, when the leaf spring member 2 swings.
- the light emitted from 4 must be received and reflected within the swinging range of the leaf spring member 2.
- an optical scanning actuator that scans a wide angle range needs to use a reflecting mirror 5 that is larger than the reflecting mirror 3, as shown in FIG. That is, as shown in FIG. 15, the light L1 reflected by the reflecting mirror 5 at the neutral position P1 is reflected by the reflecting mirror 5 moved to the swinging position P3 by the swinging of the leaf spring member 2.
- the present invention has been made in view of the above, and provides an optical scanning actuator capable of easily expanding a scanning angle while taking advantage of the leaf spring type optical scanning actuator.
- the purpose is to do.
- the optical scanning actuator is provided with a leaf spring member having a base end fixed and a tip end oscillated by an electromagnetic drive means.
- An optical scanning actuator that scans the light by irradiating the attached optical element with light emitted from a light source and refracting or reflecting the light by the optical element, wherein the light source includes the leaf spring member It is provided in.
- the optical element is attached to the tip of the leaf spring member so as to be orthogonal to the emission direction of the light emitted from the light source. And a lens that refracts light emitted from the light source.
- the optical element is inclined with respect to the emission direction of the light emitted from the light source, and the tip of the leaf spring member And a reflecting mirror that reflects light emitted from the light source.
- the optical scanning actuator according to the fourth aspect of the present invention is the above-described invention.
- the source is characterized in that the tip force of the leaf spring member is also provided at the base of a slit formed along the direction of the direction of force at the base end.
- the optical scanning actuator according to a fifth aspect is characterized in that, in the above invention, the light source is provided at one edge in the width direction of the leaf spring member.
- the optical scanning actuator according to the sixth aspect is characterized in that, in the above invention, the light source is provided on a side surface of the leaf spring member.
- the leaf spring member joins a plurality of leaf springs, and the light source is provided at a joint portion of the plurality of leaf springs. It is characterized by being.
- an optical scanning actuator is characterized in that, in the above invention, the optical scanning actuator is used for an on-vehicle laser radar scanning mechanism used for detecting an obstacle including a vehicle ahead and a pedestrian. .
- an optical scanning actuator according to a ninth aspect is characterized in that, in the above invention, the optical scanning actuator is used for an infrastructure laser radar scanning mechanism used for detecting an obstacle including a front vehicle and a pedestrian. To do.
- an optical scanning actuator is a crime prevention or nursing laser radar used for detection of indoor conditions including changes in indoor conditions and human actions existing in the room. It is used for a scanning mechanism.
- the optical scanning actuator of the present invention provides a light source on the leaf spring member, so that the scanning light can follow the movement of the optical element accompanying the oscillation of the leaf spring member, and the size of the optical element is increased. It is possible to easily enlarge the scanning angle while producing the advantages of the plate spring type optical scanning actuator without incurring the deterioration of the scanning performance due to the above.
- FIG. 1 is a perspective view showing Embodiment 1 of an optical scanning actuator according to the present invention.
- FIG. 2 is a schematic diagram for explaining the principle of light scanning by the optical scanning actuator of FIG.
- FIG. 3 is a schematic view for explaining the principle of light scanning by a conventional optical scanning actuator.
- FIG. 4 is a schematic diagram for explaining the light scanning principle when a large lens is used to increase the scanning angle in the optical scanning actuator of FIG.
- FIG. 5 is a perspective view showing a first modified example of the optical scanning actuator according to the first embodiment.
- FIG. 6 is a perspective view showing a second modified example of the optical scanning actuator according to the first embodiment.
- FIG. 7 is a perspective view showing a third modified example of the optical scanning actuator according to the first embodiment.
- FIG. 8 is a perspective view showing Embodiment 2 of the optical scanning actuator of the present invention.
- FIG. 9 is a schematic diagram for explaining the principle of light scanning by the optical scanning actuator of FIG.
- FIG. 10 is a perspective view showing a first modification of the optical scanning actuator according to the second embodiment.
- FIG. 11 is a perspective view showing a second modified example of the optical scanning actuator according to the second embodiment.
- FIG. 12 is a perspective view showing a first modification of a leaf spring used in the optical scanning actuator of the present invention.
- FIG. 13 is a perspective view showing a second modification of the leaf spring used in the optical scanning actuator of the present invention.
- FIG. 14 is a schematic diagram illustrating a schematic configuration of a conventional optical scanning actuator and a principle of scanning light.
- FIG. 15 is a schematic diagram for explaining a problem that the reflector in FIG. 14 is enlarged in size to widen the operation angle.
- FIG. 1 is a perspective view showing Embodiment 1 of an optical scanning actuator according to the present invention.
- FIG. 2 is a schematic diagram for explaining the principle of light scanning by the optical scanning actuator shown in FIG.
- the optical scanning actuator 10 (hereinafter simply referred to as “actuator”) 10 includes a leaf spring member 13, a coil 14, a light source 18, and a lens 19, as shown in FIG.
- the leaf spring member 13 has a leaf spring 13c supported by a base frame 13a and a tip frame 13b, and a support member 12 in which the base frame 13a is erected on the pedestal 11. It is fixed to.
- a slit 13d is formed along the direction of the force at the distal end of the leaf spring 13c, and a light source 18 is provided at the base of the slit 13d.
- the leaf spring 13c is a thin plate force of a spring material such as beryllium copper, phosphor bronze, or stainless steel, and has flexibility in a direction perpendicular to the plate surface.
- the leaf spring 13c is formed by bonding a flexible printed circuit board on which a conductor pattern for supplying power to the light source 18 and the coil 14 is bonded.
- the leaf spring 13c is grounded.
- the leaf spring 13c itself may be used for power supply by dividing it into a power supply and a power supply and connecting them via an insulator.
- the coil 14 is installed on the upper portion of the tip frame 13b, and constitutes an electromagnetic driving means in cooperation with the permanent magnet 15 provided on the yoke 16.
- the permanent magnet 15 is disposed along the arc direction of the yoke 16 at the inner lower portion of the yoke 16.
- the yoke 16 is a member that is also a flat-arc-shaped pure iron isomagnetic soft magnetic material that penetrates the coil 14, and one end is supported by the bracket 17 on the upper edge of the support member 12.
- the actuator 10 is coiled by a low ranker generated in the left or right direction along the arc direction of the yoke crossing the magnetic flux generated between the permanent magnet 15 and the yoke 16 depending on the direction of the current when the coil 14 is energized. 14 moves and the leaf spring member 13 is swung. At this time, the swing range of the leaf spring member 13 is a range in which the Lorentz force and the reaction force of the sag of the leaf spring 13c are balanced.
- the coil 14 is supplied with an alternating current of 10 to 100 Hz.
- the light source 18 is a light emitting element that emits a spot-like parallel light beam such as an LD or LED, and is provided at the base of a slit 13d formed in a leaf spring 13c, as shown in FIG.
- the light source 18 follows the movement of the lens 19 as the leaf spring member 13 swings.
- the operation amount of the light source 18 is proportional to the operation amount of the lens 19, and can be arbitrarily set depending on the shape of the leaf spring 13c, the mounting position on the leaf spring 13c, and the like.
- the lens 19 is attached to the tip frame 13b at the tip of the leaf spring member 13, and refracts the light emitted from the light source 18. At this time, the lens 19 is attached to the tip of the leaf spring member 13 so as to be orthogonal to the emission direction of the light emitted from the light source 18. However, if the light emitted from the light source 18 can be scanned at a wide angle, the lens 19 is arranged orthogonally. It is not limited to.
- the lens 19 is a lightweight Fresnel lens so as not to prevent the leaf spring member 13 from swinging.
- the actuator 10 configured as described above energizes the coil 14 to swing the leaf spring member 13 when scanning the light emitted from the light source 18.
- the leaf spring member 13 is provided with the light source 18 at the leaf spring 13c, that is, at the base of the slit 13d. Therefore, as shown in FIG. 2, when the leaf spring member 13 is swung from the neutral position P1 in the rocking direction, the light L1 emitted from the light source 18 at the neutral position P1 passes through the lens 19 at the neutral position P1. Go straight through. On the other hand, when the leaf spring member 13 is swung, the light source 18 follows the movement of the lens 19 as the leaf spring member 13 is swung, so that the optical axis of the emitted light may be out of the surface force of the lens 19. Absent.
- the leaf spring 13c stagnates toward the tip, and the amount of stagnation is small at the position where the light source 18 is provided. Therefore, as shown in FIG. 2, the light L2 emitted from the light source 18 enters the outer edge of the lens 19 moved to the swing position P2, and is emitted as light L3 that is largely refracted by the lens 19. For this reason, the actuator 10 can scan the light emitted from the light source 18 to the scanning angle ⁇ 10 by providing the light source 18 on the leaf spring member 13 that swings.
- the actuator 10 of the present invention follows the movement of the lens 19 as the light source 18 swings the leaf spring member 13, and light Since the surface force of the lens 19 is difficult to come off, the scanning angle of the light emitted from the light source 18 can be expanded more than that of the conventional actuator by making a simple configuration change while taking advantage of the leaf spring type actuator.
- the actuator 10 may join a plurality of leaf springs 13c at joints 13e and provide a light source 18 at the joints 13e.
- the actuator shown in FIGS. 6, 7, 10, 11, and 12 used in the following description including FIG. 5 omits the coil 14, the permanent magnet 15, and the yoke 16 without illustration. Yes.
- the actuator 10 is provided with a light source 18 on a projecting edge 13f formed on one upper edge of the width direction of the leaf spring 13c, or as shown in FIG. 7, the leaf spring 13c A light source 18 may be provided on a bracket 13g formed on the side surface of the plate.
- the actuator 10 can arbitrarily set the operation amount of the light source 18 associated with the swinging of the leaf spring member 13 by changing the mounting position of the protrusion 13f or the bracket 13g in the longitudinal direction of the leaf spring 13c. Can do.
- the optical element attached to the leaf spring member is a lens
- the optical element is a reflecting mirror.
- FIG. 8 is a perspective view showing Embodiment 2 of the optical scanning actuator of the present invention.
- FIG. 9 is a schematic diagram for explaining the light scanning principle by the optical scanning actuator of FIG.
- the same reference numerals are used for the same components as those of the actuator 10 of the first embodiment.
- a reflecting mirror 21 that refracts the light emitted from the light source 18 is attached to the tip frame 13 b at the tip of the leaf spring member 13. At this time, the reflecting mirror 21 is attached to the distal end of the leaf spring member 13 with an inclination of 45 ° with respect to the emitting direction of light emitted from the light source 18.
- the tilt angle is not limited to 45 °.
- the actuator 20 energizes the coil 14 to swing the leaf spring member 13 when scanning the light emitted from the light source 18. Then, in the leaf spring member 13, since the light source 18 is a plate spring 13c, that is, the light source 18 is provided at the base of the slit 13d, as shown in FIG.
- the leaf spring member 13 is swung from the neutral position PI in the swinging direction, the light L1 emitted from the light source 18 at the neutral position P1 is reflected by the reflecting mirror 21 at the neutral position P1, and the traveling direction is 90 °. Bend.
- the light L2 emitted from the light source 18 moved to the swing position P2 by the swing of the leaf spring member 13 is a position where the tip side of the leaf spring 13c stagnates and the light source 18 is provided as shown in FIG. Since the amount of stagnation is small at P2, it is reflected as light L3 at the outer edge of the reflecting mirror 21 moved to the swing position P2.
- the actuator 20 can scan the light emitted from the light source 18 up to the scanning angle ⁇ 11 by providing the light source 18 on the leaf spring member 13 that swings.
- the actuator 20 is provided with a light source 18 on the protruding edge 13f formed on the upper edge of one side in the width direction of the leaf spring 13c, or as shown in FIG.
- the light source 18 may be provided on the bracket 13g formed on the side surface of 13c.
- the actuator 20 can arbitrarily set the operation amount of the light source 18 associated with the swinging of the leaf spring member 13 by changing the mounting position in the longitudinal direction of the leaf spring 13c of the protruding edge 13f or the bracket 13g. You can.
- the actuator 20 may be configured such that a plurality of leaf springs 13c are joined at the joining portion 13e, and the light source 18 is provided at the joining portion 13e.
- the actuators according to the first and second embodiments may cut the leaf spring 13c so that the cutting amount on the distal end side is increased. Good.
- the leaf spring 13c becomes smaller in section modulus force toward the distal end side, so that the distal end side is greatly stagnated.
- the leaf spring member 13 is formed such that the leaf spring 13c is thinned from the base frame 13a toward the tip frame 13b, so that the section modulus force is applied to the tip side. Try to make it small and make the tip side big.
- the actuators of the first and second embodiments use a lens or a reflecting mirror as an optical element.
- a hologram element or a prism is used as the optical element. Can do.
- the optical scanning actuator of the present invention includes an in-vehicle laser radar scanning mechanism used for detecting obstacles including front vehicles and pedestrians, a laser for infrastructure used for detecting obstacles including front vehicles and pedestrians.
- the present invention can be used in a radar scan mechanism for crime prevention or nursing care used for detection of a radar scan mechanism or a change in a room situation and a room situation including a human motion existing in the room.
- the optical scanning actuator according to the present invention is useful for a plate spring type optical scanning actuator that scans light refracted or reflected by an optical element from a light source. This is particularly useful for optical scanning actuators with a large scanning angle.
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Mechanical Optical Scanning Systems (AREA)
- Mechanical Light Control Or Optical Switches (AREA)
- Optical Radar Systems And Details Thereof (AREA)
Abstract
Description
Claims
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN2006800100499A CN101156103B (zh) | 2005-03-31 | 2006-03-06 | 光扫描用促动器 |
CA2603072A CA2603072C (en) | 2005-03-31 | 2006-03-06 | Optical scanning actuator |
EP06715287.6A EP1865360B1 (en) | 2005-03-31 | 2006-03-06 | Actuator for optical scanning |
US11/887,416 US7813019B2 (en) | 2005-03-31 | 2006-03-06 | Optical scanning actuator |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2005-105245 | 2005-03-31 | ||
JP2005105245A JP4619180B2 (ja) | 2005-03-31 | 2005-03-31 | 光走査用アクチュエータ |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2006112184A1 true WO2006112184A1 (ja) | 2006-10-26 |
Family
ID=37114918
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/JP2006/304267 WO2006112184A1 (ja) | 2005-03-31 | 2006-03-06 | 光走査用アクチュエータ |
Country Status (7)
Country | Link |
---|---|
US (1) | US7813019B2 (ja) |
EP (1) | EP1865360B1 (ja) |
JP (1) | JP4619180B2 (ja) |
KR (1) | KR101076720B1 (ja) |
CN (1) | CN101156103B (ja) |
CA (1) | CA2603072C (ja) |
WO (1) | WO2006112184A1 (ja) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2009136637A1 (ja) * | 2008-05-08 | 2009-11-12 | 日本発條株式会社 | 光走査用アクチュエータおよび光走査用アクチュエータの製造方法 |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP2154559A4 (en) | 2007-06-04 | 2012-06-27 | Nhk Spring Co Ltd | OBJECT INVESTIGATORS |
ITTO20130538A1 (it) * | 2013-06-28 | 2014-12-28 | St Microelectronics Srl | Sistema e metodo di misura di frequenza di oscillazione per un sensore mems e corrispondente sensore mems |
US11307294B2 (en) | 2018-09-14 | 2022-04-19 | Veoneer Us, Inc. | Scanning assembly for a detection system |
Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6290584A (ja) * | 1985-10-01 | 1987-04-25 | Meisei Electric Co Ltd | 信号の投射又は入射走査方法 |
JPH0358014A (ja) * | 1989-07-27 | 1991-03-13 | Omron Corp | ビームスキャニング装置 |
JPH0583487A (ja) * | 1991-09-24 | 1993-04-02 | Olympus Optical Co Ltd | 光走査装置 |
JPH05273485A (ja) * | 1992-03-25 | 1993-10-22 | Omron Corp | 振動子及び光スキャナ |
JPH05297307A (ja) * | 1992-04-20 | 1993-11-12 | Omron Corp | 光スキャナ |
JP2002040359A (ja) * | 2000-07-26 | 2002-02-06 | Olympus Optical Co Ltd | 光走査光学系 |
JP2002131680A (ja) * | 2000-10-27 | 2002-05-09 | Canon Inc | 光偏向装置 |
JP2003329961A (ja) * | 2002-05-13 | 2003-11-19 | Nippon Signal Co Ltd:The | 反射型走査装置 |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5280165A (en) * | 1989-10-30 | 1994-01-18 | Symbol Technolgoies, Inc. | Scan pattern generators for bar code symbol readers |
US5436753A (en) * | 1992-05-27 | 1995-07-25 | Opticon, Inc. | Vibrating mirror |
JP3058014B2 (ja) | 1994-07-19 | 2000-07-04 | 松下電器産業株式会社 | スキー用ワックスアイロン |
JP3311523B2 (ja) * | 1994-11-08 | 2002-08-05 | 株式会社リコー | 光走査装置 |
JP4807695B2 (ja) | 2000-07-24 | 2011-11-02 | 日本発條株式会社 | 探査光走査用アクチュエータ |
-
2005
- 2005-03-31 JP JP2005105245A patent/JP4619180B2/ja not_active Expired - Fee Related
-
2006
- 2006-03-06 WO PCT/JP2006/304267 patent/WO2006112184A1/ja active Application Filing
- 2006-03-06 US US11/887,416 patent/US7813019B2/en not_active Expired - Fee Related
- 2006-03-06 KR KR1020077022377A patent/KR101076720B1/ko not_active IP Right Cessation
- 2006-03-06 CA CA2603072A patent/CA2603072C/en not_active Expired - Fee Related
- 2006-03-06 CN CN2006800100499A patent/CN101156103B/zh not_active Expired - Fee Related
- 2006-03-06 EP EP06715287.6A patent/EP1865360B1/en not_active Expired - Fee Related
Patent Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6290584A (ja) * | 1985-10-01 | 1987-04-25 | Meisei Electric Co Ltd | 信号の投射又は入射走査方法 |
JPH0358014A (ja) * | 1989-07-27 | 1991-03-13 | Omron Corp | ビームスキャニング装置 |
JPH0583487A (ja) * | 1991-09-24 | 1993-04-02 | Olympus Optical Co Ltd | 光走査装置 |
JPH05273485A (ja) * | 1992-03-25 | 1993-10-22 | Omron Corp | 振動子及び光スキャナ |
JPH05297307A (ja) * | 1992-04-20 | 1993-11-12 | Omron Corp | 光スキャナ |
JP2002040359A (ja) * | 2000-07-26 | 2002-02-06 | Olympus Optical Co Ltd | 光走査光学系 |
JP2002131680A (ja) * | 2000-10-27 | 2002-05-09 | Canon Inc | 光偏向装置 |
JP2003329961A (ja) * | 2002-05-13 | 2003-11-19 | Nippon Signal Co Ltd:The | 反射型走査装置 |
Non-Patent Citations (1)
Title |
---|
See also references of EP1865360A4 * |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2009136637A1 (ja) * | 2008-05-08 | 2009-11-12 | 日本発條株式会社 | 光走査用アクチュエータおよび光走査用アクチュエータの製造方法 |
JP5198561B2 (ja) * | 2008-05-08 | 2013-05-15 | 日本発條株式会社 | 光走査用アクチュエータおよび光走査用アクチュエータの製造方法 |
Also Published As
Publication number | Publication date |
---|---|
JP2006284954A (ja) | 2006-10-19 |
CA2603072C (en) | 2010-11-30 |
CA2603072A1 (en) | 2006-10-26 |
EP1865360A1 (en) | 2007-12-12 |
KR20070117618A (ko) | 2007-12-12 |
KR101076720B1 (ko) | 2011-10-26 |
US20090128877A1 (en) | 2009-05-21 |
EP1865360A4 (en) | 2010-09-01 |
CN101156103B (zh) | 2010-11-03 |
JP4619180B2 (ja) | 2011-01-26 |
EP1865360B1 (en) | 2013-09-25 |
CN101156103A (zh) | 2008-04-02 |
US7813019B2 (en) | 2010-10-12 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
JP4147947B2 (ja) | 光走査装置及びこれを用いた物体検出装置、描画装置 | |
JP4965935B2 (ja) | 光偏向器、光走査装置及び走査型画像表示装置 | |
WO2005080859A1 (ja) | 車両用ヘッドライト及び車両運転支援装置 | |
JP6015564B2 (ja) | 光走査装置 | |
KR20150050399A (ko) | 광 스캐너, 화상 표시 장치, 헤드마운트 디스플레이 및 헤드업 디스플레이 | |
WO2006112184A1 (ja) | 光走査用アクチュエータ | |
WO2018186128A1 (ja) | ヘッドアップディスプレイ装置 | |
JPWO2008149796A1 (ja) | 光走査用アクチュエータ | |
JPWO2008149851A1 (ja) | 物体検出装置 | |
JP4884139B2 (ja) | スキャナ装置 | |
JP4517744B2 (ja) | 光スキャナ | |
US11208032B2 (en) | Vehicle capable of projecting light onto road and control method therefor | |
JP5198561B2 (ja) | 光走査用アクチュエータおよび光走査用アクチュエータの製造方法 | |
JPH10123252A (ja) | 車間距離検出装置 | |
JP2004264062A (ja) | アクチュエータ、このアクチュエータを用いた物体検出装置 | |
JP2002174794A (ja) | 光スキャナ | |
US11358517B2 (en) | Light projection device for a moving body having an optical scanner and control portion controlling a mirror portion | |
JPH09257934A (ja) | 光レーダ装置 | |
JP2009151326A (ja) | 光スキャニング装置 | |
JP2006260998A (ja) | 配光制御用可動ミラー及びライト | |
JPH05203745A (ja) | 光レーダシステムの光学ヘッド | |
WO2019151092A1 (ja) | 走査装置及び測距装置 | |
JP2013225082A (ja) | 画像投影装置および光走査装置 | |
JP2006133185A (ja) | 車載用監視装置 | |
JP2006214811A (ja) | 車載用監視装置 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
WWE | Wipo information: entry into national phase |
Ref document number: 200680010049.9 Country of ref document: CN |
|
121 | Ep: the epo has been informed by wipo that ep was designated in this application | ||
WWE | Wipo information: entry into national phase |
Ref document number: 2006715287 Country of ref document: EP |
|
WWE | Wipo information: entry into national phase |
Ref document number: 2603072 Country of ref document: CA Ref document number: 11887416 Country of ref document: US Ref document number: 1020077022377 Country of ref document: KR Ref document number: KR |
|
NENP | Non-entry into the national phase |
Ref country code: DE |
|
NENP | Non-entry into the national phase |
Ref country code: RU |
|
WWP | Wipo information: published in national office |
Ref document number: 2006715287 Country of ref document: EP |