Country
Full text data for US,EP,CN
Type
Legal Validity
Legal Status
Filing Date
Publication Date
Inventor
Assignee
Click to expand
IPC(Section)
IPC(Class)
IPC(Subclass)
IPC(Group)
IPC(Subgroup)
Agent
Agency
Claims Number
Figures Number
Citation Number of Times
Assignee Number
No. Publication Number Title Publication/Patent Number Publication/Patent Number Publication Date Publication Date
Application Number Application Number Filing Date Filing Date
Inventor Inventor Assignee Assignee IPC IPC
81 CN111175721A
LIDAR传感器和用于LIDAR传感器的方法
Under Examination
Publication/Patent Number: CN111175721A Publication Date: 2020-05-19 Application Number: 201911098603.9 Filing Date: 2019-11-11 Inventor: T·图尔纳   D·布伦纳   M·e·亨内克   G·希特   柳汉雄   Assignee: 英飞凌科技股份有限公司   IPC: G01S7/481 Abstract: 本申请提出一种LIDAR传感器。LIDAR传感器包括第一反射表面,第一反射表面设计为围绕第一旋转轴振荡,用于将光束转向LIDAR传感器的环境中。另外,LIDAR传感器包括第二反射表面,第二反射表面设计为围绕第二旋转轴振荡,用于将从LIDAR传感器的环境所接收的光引导到LIDAR传感器的光电探测器上。第一旋转轴和第二旋转轴彼此平行延伸。LIDAR传感器还包括控制电路,控制电路设置为:驱控第一反射表面用于以第一最大偏转角围绕第一旋转轴振荡;和用于驱控第二反射表面用于以第二最大偏转角围绕第二旋转轴振荡。第一最大偏转角大于第二最大偏转角,并且第一反射表面的面积小于第二反射表面的面积。
82 CN210720876U
一种光纤扫描显示模组及头戴显示设备
Valid
Publication/Patent Number: CN210720876U Publication Date: 2020-06-09 Application Number: 201921868306.3 Filing Date: 2019-10-31 Inventor: 不公告发明人   Assignee: 成都理想境界科技有限公司   IPC: G02B26/10 Abstract: 本实用新型公开了一种光纤扫描显示模组,包括壳体,壳体内设置有光源、合束器和光纤扫描组件,所述的光纤扫描组件包括与壳体固定连接的支座、扫描致动器和光纤,扫描致动器的固定端与支座固定连接,光纤的光束出射端以悬臂支撑的方式与扫描致动器自由端固定连接,扫描致动器驱动光纤悬臂进行二维扫描,光纤连接合束器的输出端,光源与合束器的输入端连接,光纤的出光光路上设置有中继镜组。还公开了采用该光纤扫描显示模组的头戴设备。本实用新型减小了显示组件的重量和体积,使得AR显示设备更加轻量化以及小型化。
83 CN105518509B
通过调节性折射介质进行聚焦阵列扫描的设备和方法
Valid
Publication/Patent Number: CN105518509B Publication Date: 2020-06-05 Application Number: 201480048795.1 Filing Date: 2014-08-08 Inventor: 安东尼·次格瑞斯   方淇音   Assignee: 麦克马斯特大学   IPC: G02B26/08 Abstract: 公开了使用至少一个可调或倾斜介质执行聚焦阵列扫描的方法和设备。所述介质能够被可控地倾斜以将电磁照射光束垂直于其传播而平移,并在离开介质时将沿原来的进入方向传播。这允许例如激光器之类的发射照射设备保持静止而且仍扫描2D阵列。此外,反射的荧光经历相反的偏移以“逆行”扫描偏移并使微光束重新与微透镜阵列对准。因此,收集光纤在扫描过程中可保持静止并从样品上的不同斑点收集光。
84 CN111381360A
光扫描装置
Public
Publication/Patent Number: CN111381360A Publication Date: 2020-07-07 Application Number: 201910979489.4 Filing Date: 2019-10-15 Inventor: 高桥彰   Assignee: 三美电机株式会社   IPC: G02B26/08 Abstract: 本发明提供一种光扫描装置,目的在于抑制拾取工序中的破损。光扫描装置具备:镜子支撑部,其在表面具有镜子;致动器,其对所述镜子支撑部进行驱动;固定框,其设置在所述镜子支撑部及所述致动器的周围;以及一个以上的筋肋,其配置在所述镜子支撑部或所述致动器的背面侧,所述筋肋具有直线部以及宽度比所述直线部大的抵接部。所述抵接部的宽度为所述直线部的宽度的3倍以上的大小。
85 CN111721410A
一种移动单个原子位置的系统和方法
Public
Publication/Patent Number: CN111721410A Publication Date: 2020-09-29 Application Number: 202010524157.X Filing Date: 2020-06-10 Inventor: 郭龑强   张江江   郭晓敏   Assignee: 太原理工大学   IPC: G01J1/44 Abstract: 本发明涉及原子操控技术领域,具体涉及一种移动单个原子位置的系统和方法,系统包括激光器,激光器发出的激光依次经声光调制器、双轴扫描振镜、偏振分束棱镜、透镜组、45度全反镜和非球面镜后在真空玻璃气室内聚焦形成尺寸小于2um的腰斑;三维平移台用于微调腰斑位置,使其与磁光阱系统形成的原子俘获区域重合形成光学偶极阱并装载单个原子;光学偶极阱中的单个原子发出的荧光经非球面镜、两个45度全反镜,透镜组、偏振分束棱镜和干涉滤波片后被单光子探测器探测;双轴扫描振镜用于通过调节激光束的偏转角度实现光学偶极阱中单个原子的移动。本发明结构简单,占用空间少,调节方便,可以在200μm的范围内移动原子。
86 US10775611B2
Techniques for improving a fiber scanning system
Publication/Patent Number: US10775611B2 Publication Date: 2020-09-15 Application Number: 16/675,074 Filing Date: 2019-11-05 Inventor: Dalrymple, Timothy Mark   Lopez, Alejandro   Jones, Jr. William K.   Duenner, Andrew C.   Assignee: Magic Leap, Inc.   IPC: G02B26/10 Abstract: A fiber scanning system includes an actuator configured to have an actuator natural frequency, and a fiber optic scanning element coupled to the actuator. The fiber optic scanning element is configured to have a fiber natural frequency that is within a threshold of the actuator natural frequency, such that a displacement gain of the fiber optic scanning element as a function of operating frequency exhibits a first peak value at a first resonance frequency less than the fiber natural frequency, and a second peak value at a second resonance frequency greater than the fiber natural frequency.
87 US10739579B2
Method of processing calibration data in 3D laser scanner systems
Publication/Patent Number: US10739579B2 Publication Date: 2020-08-11 Application Number: 16/388,613 Filing Date: 2019-04-18 Inventor: Small, Jay   Gross, Ken   Errico, Vito P.   Assignee: nLIGHT, Inc.   IPC: G02B26/10 Abstract: A method includes determining a set of pattern position errors between (i) a set of expected pattern positions of a calibration pattern on a laser target situated in a laser processing field of a laser system and produced based on a set of initial scan optic actuation corrections associated with a scan optic of the laser system and (ii) a set of measured pattern positions of the calibration pattern, determining a set of scan optic actuation rates based on the set of initial scan optic actuation corrections, and updating the set of initial scan optic actuation corrections based on the set of scan optic actuation rates and the set of pattern position errors so as to form a set of updated scan optic actuation corrections that is associated with a reduction of at least a portion of the set of pattern position errors.
88 US2020182981A1
LIGHT DETECTION AND RANGING SYSTEM AND METHOD
Publication/Patent Number: US2020182981A1 Publication Date: 2020-06-11 Application Number: 16/706,963 Filing Date: 2019-12-09 Inventor: Sy, Williamson S.   Jefferson, Aaron M.   Das, Neil   Filipinas, Enervon   Assignee: ZF ACTIVE SAFETY AND ELECTRONICS US LLC   IPC: G01S7/481 Abstract: A light detection and ranging system includes at least one laser that emits a laser beam. A beam steering device steers beams emitted by the laser at a desired angle. A curved mirror reflects the steered beams at any desired angle or direction. A method of providing a light detection and ranging system is also provided.
89 US2020166676A1
Optical Element Control
Publication/Patent Number: US2020166676A1 Publication Date: 2020-05-28 Application Number: 16/636,999 Filing Date: 2017-08-14 Inventor: Anderson, Alan   Ashok, Praveen   Kasai, Hiroshi   Gorman, Alistair   Assignee: Optos PLC   IPC: G02B3/14 Abstract: An optical system comprising: an optical element having an optical property responsive to an applied signal, a variation of the optical property with the signal exhibiting hysteresis in a first range of values and no hysteresis in a second range of values of the signal; a memory storing data representing a hysteresis curve which indicates the variation of the optical property with increasing and decreasing values of the signal; and a controller which continuously controls the optical property by: generating, based on the stored data, a cyclic signal having a discontinuity in each cycle of the cyclic signal, and setting the discontinuity size in each cycle based on the stored data such that a part of the variation of the optical property with the cyclic signal coincides with a part of the variation represented by the stored data; and applying the cyclic signal to the optical element.
90 US2020057299A1
OPTICAL SCANNING APPARATUS AND IMAGE FORMING APPARATUS
Publication/Patent Number: US2020057299A1 Publication Date: 2020-02-20 Application Number: 16/540,361 Filing Date: 2019-08-14 Inventor: Teramura, Masayasu   Miyajima, Yu   Assignee: CANON KABUSHIKI KAISHA   IPC: G02B26/10 Abstract: An optical scanning apparatus includes first and second deflecting units, and first and second imaging optical systems to guide first and second light fluxes deflected by the first and second deflecting units to first and second scanned surfaces. The first and second imaging optical systems include first and second imaging elements having the largest refractive power in a sub-scanning section. A distance on an optical path between the first deflecting unit and the first imaging element is shorter than that between the second deflecting unit and the second imaging element. The optical scanning apparatus satisfies: - d 2 N 2  φ 21 φ 2 < - d 1 N 1  φ 11 φ 1 , where N1, d1, ϕ1, and ϕ11 are a refractive index, a thickness on an optical axis, a refractive power in a sub-scanning section, and a refractive power in the sub-scanning section of an incident surface, of the first imaging element, and N2, d2, ϕ2, and ϕ21 are equivalents of the second imaging element.
91 US2020218059A1
A DEVICE AND METHOD FOR POSITIONING A MOVEABLE MEMBER, AND A STEERABLE MIRROR UNIT INCLUDING SUCH DEVICE
Publication/Patent Number: US2020218059A1 Publication Date: 2020-07-09 Application Number: 16/648,718 Filing Date: 2018-09-20 Inventor: Kuiper, Stefan   Assignee: Nederlandse Organisatie voor toegepast-natuurwetenschappelijk onderzoek TNO   IPC: G02B26/08 Abstract: A device and method for pivotally positioning a moveable member, wherein a magnetically conductive base member is arranged opposite the magnetically conductive moveable member with a gap provided therebetween. A first magnet is arranged for providing a first magnetic flux through the base member and the moveable member such as to provide at least two first magnetic closed flux paths. A second electromagnet is arranged for providing a second magnetic flux through the base member and the moveable member such as to provide at least one second magnetic closed flux path. The second electromagnet is configured for changing, in one or more of the at least two first magnetic closed flux paths, a resulting magnetic flux provided by the first magnetic flux and the second magnetic flux such as to pivot the moveable member by means of the pivot member. The moveable member is pivotally suspended using a flexural pivot member.
92 EP3652579A1
METHOD FOR CALIBRATING A PROJECTION DEVICE FOR A HEAD-MOUNTED DISPLAY, AND PROJECTION DEVICE FOR A HEAD-MOUNTED DISPLAY FOR CARRYING OUT THE METHOD
Publication/Patent Number: EP3652579A1 Publication Date: 2020-05-20 Application Number: 18734175.5 Filing Date: 2018-06-21 Inventor: Petersen, Andreas   Graf, Tobias   Assignee: Robert Bosch GmbH   IPC: G02B26/10
93 CN210165908U
一种水下真彩色三维扫描系统
Valid
Title (English): An Underwater True Color 3D Scanning System
Publication/Patent Number: CN210165908U Publication Date: 2020-03-20 Application Number: 201822248816.2 Filing Date: 2018-12-29 Inventor: 杨宇   董会   温亚楠   孔倩倩   朱建鑫   Assignee: 青岛市光电工程技术研究院(中国科学院光电研究院青岛光电工程技术研究中心)   IPC: G01B11/24 Abstract: 本实用新型公布了一种水下真彩色三维扫描系统,包括移动平台、光杠、滑块、光源箱、R激光器、R渐变衰减片、R渐变衰减片驱动电机、G激光器、G渐变衰减片、G渐变衰减片驱动电机、B激光器、B渐变衰减片、B渐变衰减片驱动电机、第一反射镜、第一分光镜、第二分光镜、第二反射镜、半柱面镜、玻璃窗口、数字相机、计算机;本实用新型利用反射镜和分光镜的设计将三基色激光合成一束光线,省去了三基色激光未合成一束光线时,三基色激光垂直下依次对目标扫描,在数字处理时依据三线间的距离合成彩色的步骤,计信息算量小,从而更加快速的获得水下目标的彩色三维信息,能够实现对水下目标的真彩色三维重建,颜色可现场标定,降低水质对色彩还原的影响。
94 CN111007663A
一种激光扫描显示方法及系统
Invalid
Publication/Patent Number: CN111007663A Publication Date: 2020-04-14 Application Number: 202010155102.6 Filing Date: 2020-03-09 Inventor: 杨濛   Assignee: 瑞声通讯科技(常州)有限公司   IPC: G02B26/08 Abstract: 本发明提供了一种激光扫描显示方法。本发明的步骤包括:激光束经偏振调制器周期性地调制为S偏振光或P偏振光;所述S偏振光和所述P偏振光经偏振分光棱镜分光而沿异向光路射出;所述S偏振光或所述P偏振光经反射组件反射至周期性振动的MEMS微反射镜,再反射到投影屏或人眼的视网膜上成像;且所述S偏振光与P偏振光交替入射至MEMS微反射镜的光路方向之间的夹角为ɑ,且满足关系式ɑ≠0。使得本发明可以在不增加MEMS微反射镜的机械摆动角度的情况获得两倍于现有技术的光学扫描范围,获得更大的视场角,提升沉浸感,提高观看体验。
95 CN105572863B
光学器件及图像显示装置
Publication/Patent Number: CN105572863B Publication Date: 2020-04-14 Application Number: 201510703678.0 Filing Date: 2015-10-26 Inventor: 儿岛长子   沟口安志   若林慎一   Assignee: 精工爱普生株式会社   IPC: G02B26/10 Abstract: 本发明提供光学器件及图像显示装置,光学器件小型且所产生的应力小,图像显示装置具备该光学器件并能高画质显示。光路偏转元件(光学器件)的功能部(200)的特征在于,具备:光学部(202),具有光所射入的光入射面;可动部(204),支撑光学部(202);轴部(206),支撑可动部(204)并使其可摆动;以及固定部(208),与轴部(206)连接,固定部(208)包括厚度比轴部(206)大、且未与轴部(206)连接的端部为自由端的部分。轴部(206)具有可扭性,并且固定部(208)至少在厚度方向上具有可挠性。
96 CN109445082B
一种共焦扫面显微镜光源调制方法
Valid
Publication/Patent Number: CN109445082B Publication Date: 2020-05-01 Application Number: 201811527017.7 Filing Date: 2018-12-13 Inventor: 张金莲   张杰   Assignee: 南京智博医疗器械有限公司   IPC: G02B21/00 Abstract: 本发明公开了一种共焦扫面显微镜光源调制方法,包括如下步骤:对正交方向上的慢速线性扫描方向上的光源功率进行调制的步骤;利用该慢速扫描方向的调制信号直接控制光源;或通过光源功率调制器调制光源输出端功率;或将上述两种调制方式相结合对所述光源进行调制。采用本发明,能够实现使样本表面的光辐射量达到最小化的目的。
97 CN108227181B
一种阵列转镜的光束扫描装置
Valid
Publication/Patent Number: CN108227181B Publication Date: 2020-06-16 Application Number: 201711294524.6 Filing Date: 2017-12-08 Inventor: 付立鼎   史光远   李松   Assignee: 华为技术有限公司   IPC: G02B26/10 Abstract: 本申请公开了一种阵列转镜的光束扫描装置,它包括电机(1)、蜗杆(2)、蜗轮(3)、安装架(4)、以及转镜(5);所述蜗杆(2)以及所述蜗轮(3)位于所述安装架(4)上并通过齿轮(11)相互咬合联动连接;所述转镜(5)位于所述安装架(4)内,并与所述蜗轮(3)同轴连接;所述电机(1)用于驱动所述蜗杆(2)转动,以带动所述所述蜗轮(3)以及转镜(5)同轴转动,可替换不同结构光学参数的转镜(5)来调整光束扫描装置的性能输出,以提高可扩展性,且能够降低解决传统光束扫描装置中体积大、转动惯量大和功耗高等问题,大幅度提高系统的空间利用率和稳定性,尤其适用于无人车和智能机器人用途的小型化激光雷达应用。
98 CN210864180U
同轴多波段反射式消像旋光学系统
Valid
Publication/Patent Number: CN210864180U Publication Date: 2020-06-26 Application Number: 201921707100.2 Filing Date: 2019-10-12 Inventor: 杜晓宇   杨加强   彭晴晴   李江勇   王诚   Assignee: 中国电子科技集团公司第十一研究所   IPC: G02B17/08 Abstract: 本实用新型公开了一种同轴多波段反射式消像旋光学系统,同轴多波段反射式消像旋光学系统包括:扫描件;成像组件,成像组件与扫描件沿第一方向间隔设置;反射组件,反射组件可旋转地设置于扫描件与成像组件之间;光线经扫描件后入射至反射组件,光线在反射组件内多次反射后入射至成像组件。采用本实用新型,利用反射组件对光线进行多次反射,以实现消像旋功能,不仅可以使得该消像旋光学系统适用于多波段光线,还可以保证该消像旋光学系统的光学性能和高质量像质。
99 CN210924167U
一种光学致动器的悬吊组件
Valid
Publication/Patent Number: CN210924167U Publication Date: 2020-07-03 Application Number: 201922393395.7 Filing Date: 2019-12-26 Inventor: 钟波   肖适   尹蕾   江滔   Assignee: 成都极米科技股份有限公司   IPC: G03B21/14 Abstract: 本实用新型公开一种光学致动器的悬吊组件,包括外固定部、中框和内框,所述的内框中部开设与镜片配合的透光孔,所述内框的两对侧分别通过第一扭臂与中框连接以使内框能够沿着两个第一扭臂的连线进行偏转,所述中框的两对侧分别通过第二扭臂与外固定部连接以使中框能够沿着两个第二扭臂的连线进行偏转,并且所述两个第一扭臂的连线与两个第二扭臂的连线具有夹角。本实用新型所述的光学致动器的悬吊组件能够沿着两个相互独立而不干扰影响的旋转轴线进行偏转,旋转轴线不会发生偏移,能有效提高振动稳定性和精度,提高解析度的同时保障解析度的稳定性,确保光纤投影位置的稳定,提高投影效果。
100 DE102018133249A1
Objektdetektionsvorrichtung; Objektdetektionsverfahren und Entwurfsverfahren für Objektdetektionsvorrichtung
Publication/Patent Number: DE102018133249A1 Publication Date: 2020-01-09 Application Number: 102018133249 Filing Date: 2018-12-20 Inventor: Duan, Zhihui   Assignee: Dolphin Co., Ltd.   IPC: G02B26/10 Abstract: Es wird eine Objektdetektionsvorrichtung (10) bereitgestellt mit: einer Linsenbaugruppe (23), die Laserlicht, das durch mehrere Lichtausstrahlungspunkte (21a1 bis 21a3) ausgestrahlt wird, zu einem Laserstrahl (L1) mit einem Divergenzwinkel in einer Anordnungsrichtung mehrerer Lichtausstrahlungspunkte (21a1 bis 21a3) umwandelt; und einer optischen Baugruppe (30, 40), die den Laserstrahl (L1, L2) entlang einer optischen Achse nach außen projiziert und ein einfallendes Licht (L3, L4) entlang der optischen Achse zu einem Lichtempfangselement (43) leitet. Die optische Baugruppe (30, 40) ist mit einer Sammellinse (42) versehen, die ein Bild des einfallenden Lichts (L4) auf einer Brennebene bildet, und einer Apertur (44), die auf der Brennebene liegt. Die Apertur (44) erfüllt α ≤ β, wobei α der Divergenzwinkel entlang der Anordnungsrichtung der mehreren Lichtausstrahlungspunkte (21a1 bis 21a3) ist, D eine Größe eines Lichtdurchgangsbereichs (44a) der Apertur (44) in einer Richtung entsprechend dem Divergenzwinkel ist, d eine Distanz zwischen der Sammellinse (42) und der Apertur (44) ist, und β = arctan(D/d).