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1. 发明申请

US20170270375A1 Object Detection Enhancement of Reflection-Based Imaging Unit 有权
公开(公告)号：US20170270375A1
公开(公告)日：2017-09-21
申请号：US15328591
申请日：2015-12-03
申请人： Brightway Vision, Ltd.
发明人： Yoav Grauer
IPC分类号： G06K9/00 , H04N5/232 , G01S17/10 , G01S17/89 , G01S17/93 , G06K9/46 , G06K9/62
CPC分类号： G06K9/00805 , G01S17/107 , G01S17/89 , G01S17/936 , G02B23/12 , G06K9/00791 , G06K9/2018 , G06K9/4661 , G06K9/6293 , H04N5/2257 , H04N5/23216 , H04N5/332
摘要： Imaging system and method, the system including a main detection unit, an auxiliary detection unit, an image processor, and a controller. The main detection unit includes a light source that emits light pulses and a gated image sensor that receives reflections of the light pulses reflected from a selected depth of field in the environment and converts the reflections into a reflection-based image. The auxiliary detection unit includes a thermal sensor that detects infrared radiation emitted from the environment and generates an emission-based image. The image processor processes and detects at least one region of interest in the acquired reflection-based image and/or acquired emission-based image. The controller adaptively controls at least one detection characteristic of a detection unit based on information obtained from the other detection unit. The image processor detects at least one object of interest in the acquired reflection-based image and/or acquired emission-based image.

2. 发明授权

US09723233B2 Controllable gated sensor 有权
公开(公告)号：US09723233B2
公开(公告)日：2017-08-01
申请号：US15226973
申请日：2016-08-03
申请人： BRIGHTWAY VISION LTD.
发明人： Yoav Grauer , Eyal Levi
IPC分类号： H04N5/378 , H04N5/353 , H01L27/146 , H01L27/148 , H04N5/355 , H04N5/359 , H01L27/12 , H04N5/225 , H04N5/33 , H04N9/04
CPC分类号： H04N5/35572 , H01L27/1203 , H01L27/14609 , H01L27/14621 , H01L27/14627 , H01L27/14634 , H01L27/14643 , H01L27/14656 , H04N5/2256 , H04N5/332 , H04N5/353 , H04N5/35536 , H04N5/3592 , H04N5/3594 , H04N9/045
摘要： A single pixel sensor is provided, comprising a photo sensor configured to convert light into proportional signals; a charge storage configured to accumulate, repeatedly, a plurality of the signals converted by the photosensor; a first transistor coupled between a pixel voltage terminal and the photosensor; a second transistor coupled between the photosensor and the charge storage; and a readout circuit coupled between the charge storage and an output channel, wherein: the single pixel sensor is configured to carry out the repeated accumulations of signals multiple times per each readout by the readout circuit to synchronously convert reflections of light emitted by the illuminator, and to carry out at least one of the repeated accumulations of signals in at least partial overlap with at least one light pulse generated by the pulsed illuminator.

3. 发明授权

US10390004B2 Stereo gated imaging system and method 有权
公开(公告)号：US10390004B2
公开(公告)日：2019-08-20
申请号：US14413236
申请日：2013-04-04
申请人： BRIGHTWAY VISION LTD.
发明人： Yoav Grauer , Ofer David , Eyal Levi , Ya'ara David , Haim Garten , Alon Krelboim , Sharon Lifshits , Oren Sheich
IPC分类号： H04N13/00 , H04N13/254 , H04N13/296 , G01S17/89 , G01S17/02 , G01S17/10 , B60R1/00 , G01S7/499
摘要： A system for improving capturing of images of a scene, and data derived from them is provided herein. The system includes a light source configured to illuminate the scene with pulsed light at a specified direction based on predefined gating parameters; two or more capturing devices configured to capture images of the scene, each one of the capturing devices from at different spatial locations, wherein at least one of the capturing is synchronized with the pulsed light, so as to result in stereoscopic fused images of the scene for the synchronized capturing; and a computer processor configured to improve the capturing by using data derived from the gated images and the gating parameters. In another embodiment, the light source is not present and at least one of the sensors' is configured to apply multiple exposures for a single readout, to yield enhanced images that are used to improve the capturing.

4. 发明授权

US10055649B2 Image enhancements for vehicle imaging systems 有权
公开(公告)号：US10055649B2
公开(公告)日：2018-08-21
申请号：US15169783
申请日：2016-06-01
申请人： BRIGHTWAY VISION LTD.
发明人： Yoav Grauer , Eyal Levi , Ofer David
IPC分类号： G06K9/00 , G06K9/62 , G06F17/30 , B60R1/00 , H04N5/232 , G06K9/20 , G06T11/60
CPC分类号： G06K9/00791 , B60R1/00 , B60R2300/103 , B60R2300/301 , B60R2300/302 , B60R2300/304 , B60R2300/307 , B60R2300/50 , B60R2300/70 , B60R2300/80 , B60R2300/8053 , G06F16/5866 , G06K9/2018 , G06K9/6202 , G06K9/6289 , G06K2209/27 , G06T11/60 , H04N5/23219
摘要： Systems and methods are provided, having sensing unit(s) configured to capture images of a surrounding of a vehicle, and a processing unit connected to a database which is configured to store imaging data relating to the surrounding of the vehicle together with metadata relating to capturing parameters of the stored imaging data. The processing unit enhances the captured images with stored imaging data according to a correspondence of metadata with vehicle situations, for example, according to a relation between capturing parameters of different sensing units. Sensing unit(s) may be gated infrared to indicate specified reflectivity parameters of regions in the captured images. Sensing unit(s) may comprise a controller applying changing patterned filters to the pixel array to enhance visibility and other image features. Multiple sensing units with gateable infrared sensors may communicate using modulated illumination spots.

5. 发明授权

US09904859B2 Object detection enhancement of reflection-based imaging unit 有权
公开(公告)号：US09904859B2
公开(公告)日：2018-02-27
申请号：US15328591
申请日：2015-12-03
申请人： Brightway Vision, Ltd.
发明人： Yoav Grauer
IPC分类号： H04N7/18 , G06K9/00 , G06K9/46 , H04N5/232 , G06K9/62 , G01S17/89 , G01S17/93 , G01S17/10
CPC分类号： G06K9/00805 , G01S17/107 , G01S17/89 , G01S17/936 , G02B23/12 , G06K9/00791 , G06K9/2018 , G06K9/4661 , G06K9/6293 , H04N5/2257 , H04N5/23216 , H04N5/332
摘要： Imaging system and method, the system including a main detection unit, an auxiliary detection unit, an image processor, and a controller. The main detection unit includes a light source that emits light pulses and a gated image sensor that receives reflections of the light pulses reflected from a selected depth of field in the environment and converts the reflections into a reflection-based image. The auxiliary detection unit includes a thermal sensor that detects infrared radiation emitted from the environment and generates an emission-based image. The image processor processes and detects at least one region of interest in the acquired reflection-based image and/or acquired emission-based image. The controller adaptively controls at least one detection characteristic of a detection unit based on information obtained from the other detection unit. The image processor detects at least one object of interest in the acquired reflection-based image and/or acquired emission-based image.

6. 发明授权

US09538113B2 Multiple gated pixel per readout 有权
标题翻译：多个门控像素每个读数
公开(公告)号：US09538113B2
公开(公告)日：2017-01-03
申请号：US14924878
申请日：2015-10-28
申请人： BRIGHTWAY VISION LTD.
发明人： Yoav Grauer , David Ofer , Ya'ara David , Haim Garten , Alon Krelboim , Sharon Lifshits , Oren Sheich
IPC分类号： H04N5/378 , H04N5/353 , H01L27/148 , H01L27/146 , H04N5/359 , H04N5/355 , H04N5/33
CPC分类号： H04N5/378 , H01L27/14612 , H01L27/14621 , H01L27/14875 , H01L27/14887 , H04N5/33 , H04N5/353 , H04N5/35536 , H04N5/35572 , H04N5/3591 , H04N5/3592 , H04N5/3594
摘要： A system for providing an improved image of daytime and nighttime scene for a viewer within a vehicle is provided herein. The system includes: a pixel array sensor having a fully masked gate-off capability at a single pixel level, wherein the pixel array sensor is provided with an inherent anti-blooming capability at the single pixel level; wherein each pixel is gated by a corresponding transfer gate transistor having high transfer gate efficiency. The system further includes a gating unit configured to control the transfer gate transistors with pulsed or continuous wave modulated active and passive light sources, to yield a synchronized sensing signal from the sensor, wherein a single pulse is sufficient to cover the entire field of view of the sensor and the entire depth of field of the illuminated scene; and a processing unit configured to receive the synchronized sensing signal and process it.
摘要翻译：本文提供了一种用于为车辆内的观看者提供改善的白天和夜间场景的图像的系统。该系统包括：像素阵列传感器，其在单个像素级别具有完全屏蔽的关断能力，其中像素阵列传感器在单个像素级别处具有固有的抗起霜能力; 其中每个像素由具有高传输栅极效率的相应传输栅极晶体管门控。该系统还包括门控单元，其被配置为通过脉冲或连续的波长调制的有源和无源光源来控制传输门晶体管，以产生来自传感器的同步感测信号，其中单个脉冲足以覆盖整个视场传感器和照明场景的整个景深; 以及处理单元，被配置为接收同步的感测信号并处理它。

7. 发明授权

US09219873B2 Mulitple gated pixel per readout 有权
标题翻译：多重选通像素每个读数
公开(公告)号：US09219873B2
公开(公告)日：2015-12-22
申请号：US14700191
申请日：2015-04-30
申请人： BRIGHTWAY VISION LTD.
发明人： Yoav Grauer , David Ofer , Ya'ara David , Haim Garten , Alon Krelboim , Sharon Lifshits , Oren Sheich
IPC分类号： H04N5/33 , H04N5/378 , H04N5/359 , H04N5/355
CPC分类号： H04N5/378 , H01L27/14612 , H01L27/14621 , H01L27/14875 , H01L27/14887 , H04N5/33 , H04N5/353 , H04N5/35536 , H04N5/35572 , H04N5/3591 , H04N5/3592 , H04N5/3594
摘要： A system for providing an improved image of daytime and nighttime scene for a viewer within a vehicle is provided herein. The system includes: a pixel array sensor having a fully masked gate-off capability at a single pixel level, wherein the pixel array sensor is provided with an inherent anti-blooming capability at the single pixel level; wherein each pixel is gated by a corresponding transfer gate transistor having high transfer gate efficiency. The system further includes a gating unit configured to control the transfer gate transistors with pulsed or continuous wave modulated active and passive light sources, to yield a synchronized sensing signal from the sensor, wherein a single pulse is sufficient to cover the entire field of view of the sensor and the entire depth of field of the illuminated scene; and a processing unit configured to receive the synchronized sensing signal and process it.
摘要翻译：本文提供了一种用于为车辆内的观看者提供改善的白天和夜间场景的图像的系统。该系统包括：像素阵列传感器，其在单个像素级别具有完全屏蔽的关断能力，其中像素阵列传感器在单个像素级别处具有固有的抗起霜能力; 其中每个像素由具有高传输栅极效率的相应传输栅极晶体管门控。该系统还包括门控单元，其被配置为通过脉冲或连续的波长调制的有源和无源光源来控制传输门晶体管，以产生来自传感器的同步感测信号，其中单个脉冲足以覆盖整个视场传感器和照明场景的整个景深; 以及处理单元，被配置为接收同步的感测信号并处理它。

8. 发明授权

US10365353B2 Pulsed light illuminator for various uses 有权
公开(公告)号：US10365353B2
公开(公告)日：2019-07-30
申请号：US15752558
申请日：2016-08-09
申请人： BRIGHTWAY VISION LTD.
发明人： Alon Krelboim , Eyal Levi , Alexander Dranovsky , Yoav Grauer
IPC分类号： G01C3/08 , G01S7/484 , H01S5/062 , G01S17/10 , H01S5/183 , H01S5/42 , H01S5/042 , H01S5/40
摘要： Pulsed light illuminator for generating at least one light pulse having a predefined rise time and fall time, including a semiconductor light source, an electronic driver coupled with the light source and a synchronization controller coupled with the electronic driver, the electronic driver including an active switch coupled with the light source, a switch driver coupled with the active switch and the controller, a high voltage power supply, a fast voltage provider, a low voltage power supply, a first switch coupled with the low voltage power supply and the light source, a second switch coupled with the high voltage power supply and the light source and an energy discharger coupled with the light source, the light source for generating and emitting the light pulse, the electronic driver for providing a drive current to the light source and the controller for synchronizing a timing of the active switch via a synchronization signal.

9. 发明申请

US20150160340A1 GATED IMAGING USING AN ADAPTIVE DEPTH OF FIELD 有权
标题翻译：使用自适应深度的栅格成像
公开(公告)号：US20150160340A1
公开(公告)日：2015-06-11
申请号：US14404009
申请日：2013-05-23
申请人： BRIGHTWAY VISION LTD.
发明人： Yoav Grauer , Ofer David , Eyal Levi , Ya'ara David , Haim Garten , Alon Krelboim , Sharon Lifshits , Oren Sheich
IPC分类号： G01S17/08 , G01S7/486 , G01S17/88
CPC分类号： G01S17/08 , G01S7/4802 , G01S7/486 , G01S17/023 , G01S17/107 , G01S17/50 , G01S17/88 , G01S17/89 , G01S17/936 , G06K9/00805
摘要： A method for gated imaging using an adaptive depth of field is provided herein. The method includes obtaining boundary conditions associated with a preliminary depth of field (DOF) parameters in a scene; illuminating the scene, using a light source, with a pulsed light beam, based on the specified boundary conditions; controlling sensor array parameters based on the boundary conditions; capturing, using the sensor array, one or more images of the scene, wherein the capturing is based on one or more exposures synchronized with the pulsed light beam, to achieve gated images of the scene in accordance with the boundary conditions associated with the DOF parameters; analyzing at least one of the captured images, using data processing algorithms, to yield updated DOF parameters; and repeating the above stages with updated sensor array parameters and updated light source parameters, based on the updated DOF parameters and updated boundary conditions.
摘要翻译：本文提供了使用自适应景深的门控成像方法。该方法包括获得与场景中的初步景深（DOF）参数相关联的边界条件; 基于规定的边界条件，利用脉冲光束照射场景，使用光源; 基于边界条件控制传感器阵列参数; 使用所述传感器阵列捕获所述场景的一个或多个图像，其中所述拍摄基于与所述脉冲光束同步的一个或多个曝光，以根据与所述DOF参数相关联的边界条件来实现场景的选通图像 ; 使用数据处理算法分析所捕获的图像中的至少一个，以产生更新的DOF参数; 并基于更新的DOF参数和更新的边界条件，重复上述阶段与更新的传感器阵列参数和更新的光源参数。

10. 发明申请

US20140320317A1 SMART TRAFFIC SIGN SYSTEM AND METHOD 有权
标题翻译：智能交通标志系统和方法
公开(公告)号：US20140320317A1
公开(公告)日：2014-10-30
申请号：US14362975
申请日：2012-12-03
申请人： BRIGHTWAY VISION LTD.
发明人： Yoav Grauer , Ofer David , Ya'ara David , Haim Garten , Alon Krelboim , Sharon Lifshits , Oren Sheich
IPC分类号： G08G1/09
CPC分类号： G08G1/09 , G01S17/08 , G01S17/88 , G08G1/096716 , G08G1/096758 , G08G1/096783
摘要： A system for increasing awareness of a driver to traffic-signs on the road is provided herein. The system includes: a sensor attached to a vehicle and configured to determine a type of one or more traffic-signs that are present in a scene containing the vehicle, wherein at least some of the traffic-signs are time-variant traffic-signs which present time-variant visual indicators; and a controller configured to: monitor and analyze, in real time: relative metrics indicative of one or more spatial relations between the vehicle and the one or more detected traffic-signs; and temporal data associated with the time-variant visual indicators of the time-variant traffic-signs; apply one or more decision functions to at least two of: the detected one or more traffic-signs and to the monitored relative metrics, and the temporal data associated with the time-variant visual indicators, so as invoke an action selected from a predefined set of actions.
摘要翻译：本文提供了一种提高驾驶员对道路交通标志的认识的系统。该系统包括：附接到车辆并被配置为确定存在于包含车辆的场景中的一个或多个交通标志的类型的传感器，其中至少一些交通标志是时变交通标志，其中目前时变视觉指标; 以及控制器，被配置为：实时地监视和分析：指示所述车辆与所述一个或多个检测到的交通标志之间的一个或多个空间关系的相对度量; 以及与时变交通标志的时变视觉指示相关联的时间数据; 将一个或多个决定函数应用于以下至少两个：检测到的一个或多个交通标志和所监视的相对度量以及与时变视觉指示符相关联的时间数据，以便调用从预定义集合中选择的动作的行动。

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