Patents by Inventor Alon Krelboim
Alon Krelboim has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Publication number: 20190346537Abstract: Gated imaging system for gated imaging for generating at least one light pulse, the gated imaging system being mounted on a vehicle, including a pulsed light illuminator, a synchronization controller and at least one sensor, the pulsed light illuminator including a power supply, a light and drive unit and a system level controller, the light and drive unit including at least one semiconductor light source and an electronic driver, the synchronization controller being coupled with the pulsed light illuminator, the semiconductor light source and the sensor, the light and drive unit being coupled with the power supply, and the semiconductor light source being coupled with the electronic driver, the semiconductor light source for generating and emitting the light pulse towards a scene of observation, the electronic driver for providing a drive current to the semiconductor light source and the sensor for receiving reflections of the light pulse from the scene of observation.Type: ApplicationFiled: September 14, 2017Publication date: November 14, 2019Inventors: Alon KRELBOIM, Eyal LEVI, Alexander DRANOVSKY, Yoav GRAUER
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Patent number: 10390004Abstract: 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.Type: GrantFiled: April 4, 2013Date of Patent: August 20, 2019Assignee: BRIGHTWAY VISION LTD.Inventors: Yoav Grauer, Ofer David, Eyal Levi, Ya'ara David, Haim Garten, Alon Krelboim, Sharon Lifshits, Oren Sheich
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Patent number: 10365353Abstract: 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.Type: GrantFiled: August 9, 2016Date of Patent: July 30, 2019Assignee: Brightway Vision Ltd.Inventors: Alon Krelboim, Eyal Levi, Alexander Dranovsky, Yoav Grauer
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Publication number: 20190025406Abstract: 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.Type: ApplicationFiled: August 9, 2016Publication date: January 24, 2019Inventors: Alon KRELBOIM, Eyal LEVI, Alexander DRANOVSKY, Yoav GRAUER
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Patent number: 9810785Abstract: 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.Type: GrantFiled: May 23, 2013Date of Patent: November 7, 2017Assignee: BRIGHTWAY VISION LTD.Inventors: Yoav Grauer, Ofer David, Eyal Levi, Ya'ara David, Haim Garten, Alon Krelboim, Sharon Lifshits, Oren Sheich
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Patent number: 9620010Abstract: A method of controlling a traffic light having at least two distinguishable light signals is provided herein. The method may include the following steps: obtaining a lighting pattern that determines an order of turning “on” and turning “off” said light signals over time; and illuminating the light signals based on the lighting pattern, such that over at least one period of time, a first light of the at least two distinguishable light signals is visible from a first distance range from the traffic light and a second light of the at least two distinguishable light signals is visible from a second distance range from the traffic light, wherein the first and the second distance ranges are non-overlapping.Type: GrantFiled: August 21, 2013Date of Patent: April 11, 2017Assignee: BRIGHTWAY VISION LTD.Inventors: Yoav Grauer, Ofer David, Eyal Levi, Ya'ara David, Haim Garten, Alon Krelboim, Sharon Lifshits, Oren Sheich, Yan Katz
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Patent number: 9538113Abstract: 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.Type: GrantFiled: October 28, 2015Date of Patent: January 3, 2017Assignee: BRIGHTWAY VISION LTD.Inventors: Yoav Grauer, David Ofer, Ya'ara David, Haim Garten, Alon Krelboim, Sharon Lifshits, Oren Sheich
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Publication number: 20160050383Abstract: 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.Type: ApplicationFiled: October 28, 2015Publication date: February 18, 2016Inventors: Yoav GRAUER, David OFER, Ya'ara DAVID, Haim GARTEN, Alon KRELBOIM, Sharon LIFSHITS, Oren SHEICH
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Patent number: 9219873Abstract: 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.Type: GrantFiled: April 30, 2015Date of Patent: December 22, 2015Assignee: BRIGHTWAY VISION LTD.Inventors: Yoav Grauer, David Ofer, Ya'ara David, Haim Garten, Alon Krelboim, Sharon Lifshits, Oren Sheich
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Patent number: 9214084Abstract: 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.Type: GrantFiled: December 3, 2012Date of Patent: December 15, 2015Assignee: BRIGHTWAY VISION LTD.Inventors: Yoav Grauer, Ofer David, Ya'ara David, Haim Garten, Alon Krelboim, Sharon Lifshits, Oren Sheich
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Publication number: 20150296200Abstract: 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.Type: ApplicationFiled: April 4, 2013Publication date: October 15, 2015Inventors: Yoav GRAUER, Ofer DAVID, Eyal LEVI, Ya'ara DAVID, Haim GARTEN, Alon KRELBOIM, Sahron LIFSHITS, Oren SHEICH
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Publication number: 20150244960Abstract: 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.Type: ApplicationFiled: April 30, 2015Publication date: August 27, 2015Inventors: Yoav GRAUER, David OFER, Ya'ara DAVID, Haim GARTEN, Alon KRELBOIM, Sharon LIFSHITS, Oren SHEICH
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Publication number: 20150228189Abstract: A method of controlling a traffic light having at least two distinguishable light signals is provided herein. The method may include the following steps: obtaining a lighting pattern that determines an order of turning “on” and turning “off” said light signals over time; and illuminating the light signals based on the lighting pattern, such that over at least one period of time, a first light of the at least two distinguishable light signals is visible from a first distance range from the traffic light and a second light of the at least two distinguishable light signals is visible from a second distance range from the traffic light, wherein the first and the second distance ranges are non-overlapping.Type: ApplicationFiled: August 21, 2013Publication date: August 13, 2015Inventors: Yoav Grauer, Ofer David, Eyal Levi, Ya'ara David, Haim Garten, Alon Krelboim, Sharon Lifshits, Oren Sheich, Yan Katz
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Patent number: 9088744Abstract: 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.Type: GrantFiled: April 17, 2013Date of Patent: July 21, 2015Assignee: BRIGHTWAY VISION LTD.Inventors: Yoav Grauer, David Ofer, Ya'ara David, Haim Garten, Alon Krelboim, Sharon Lifshits, Oren Sheich
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Publication number: 20150160340Abstract: 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.Type: ApplicationFiled: May 23, 2013Publication date: June 11, 2015Inventors: Yoav Grauer, Ofer David, Eyal Levi, Ya'ara David, Haim Garten, Alon Krelboim, Sharon Lifshits, Oren Sheich
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Publication number: 20150076355Abstract: 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.Type: ApplicationFiled: April 17, 2013Publication date: March 19, 2015Applicant: BRIGHTWAY VISION LTD.Inventors: Yoav Grauer, David Ofer, Ya'ara David, Haim Garten, Alon Krelboim, Sharon Lifshits, Oren Sheich
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Publication number: 20140320317Abstract: 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.Type: ApplicationFiled: December 3, 2012Publication date: October 30, 2014Inventors: Yoav Grauer, Ofer David, Ya'ara David, Haim Garten, Alon Krelboim, Sharon Lifshits, Oren Sheich