60 patents
Utility
Methods and Systems for Self-aligned Vertical Cavity Surface Emitting Laser (Vcsel)-array Beam Shaping
4 Jan 24
An optical emitter device includes a plurality of emitters on a first substrate, and one or more alignment patterns on the first substrate and positioned relative to the plurality of emitters.
Hod Finkelstein, James CARTER, Scott BURROUGHS
Filed: 22 Oct 21
Utility
Segmented Flash Lidar Using Stationary Reflectors
21 Dec 23
A Light Detection and Ranging (LIDAR) system includes a lidar emitter comprising one or more emitter elements configured to emit optical signals defining a primary field of illumination; a lidar detector comprising one or more detector pixels configured to detect light corresponding to the optical signals over a primary field of detection; and one or more reflective optical elements that are arranged to reflect one or more subsets of the optical signals into respective fields of illumination that are different than the primary field of illumination, and/or to reflect light from respective fields of view different than the primary field of detection toward the lidar detector.
Hod Finkelstein
Filed: 21 Oct 21
Utility
Multi-wafer Integrated Vcsel-electronics Module
21 Dec 23
An illumination apparatus includes a first semiconductor layer comprising a plurality of emitters that are electrically interconnected in or on the first semiconductor layer, and a second semiconductor layer that is bonded to the first semiconductor layer in a stacked arrangement.
Tarek AL ABBAS, Jamie STOKES, Neil CALDER, Hod FINKELSTEIN, Scott BURROUGHS
Filed: 23 Nov 21
Utility
Defect-tolerant, Self-healing Vcsel Array Architectures with Vcsel Devices Having Integrated Fuse Structures
14 Dec 23
A light emitting device includes a semiconductor structure comprising an n-type layer, an active region, and a p-type layer, first and second electrical contacts on the n-type layer and the p-type layer, respectively, and an integrated fuse structure in or on the semiconductor structure.
Scott BURROUGHS, James CARTER, Caesar GARCIA, Kristopher MCGUIRE
Filed: 25 Oct 21
Utility
Integrated Long-range Narrow-fov and Short-range Wide-fov Solid-state Flash Lidar System
7 Dec 23
A Light Detection and Ranging (LIDAR) system includes a lidar detector comprising one or more detector pixels configured to detect light incident thereon, and at least one switchable optical element that is configured to direct the light to the lidar detector.
Hod Finkelstein, Anurag GUPTA
Filed: 22 Oct 21
Utility
Clocked Active Quench/recharge and Gain Cell Memory Pixel
12 Oct 23
A Light Detection and Ranging (LIDAR) detector circuit includes one or more photodetector elements configured to output respective detection signals indicating respective detection events responsive to light incident thereon, and at least one control circuit.
Robert Henderson, Tarek Al Abbas, Hod Finkelstein
Filed: 7 Sep 21
Utility
Strobe window dependent illumination for flash LIDAR
26 Sep 23
A Light Detection And Ranging (LIDAR) system includes one or more emitter elements configured to emit optical signals responsive to respective emitter control signals, one or more detector elements configured to detect incident photons for respective strobe windows of operation between pulses of the optical signals and at respective delays that differ with respect to the pulses, and at least one control circuit.
Robert Henderson, Tarek Al Abbas, Neil Calder, Hod Finkelstein
Filed: 31 Jan 20
Utility
Digital pixel
12 Sep 23
A Light Detection And Ranging (LIDAR) measurement circuit includes a processor circuit that is configured to receive detection signals output from a plurality of detector elements in response to a plurality of photons incident thereon during a detection window, identify detection events based on the detection signals, and calculating an estimated time of arrival of the plurality of photons based on a sum of respective numbers of the detection events that have been identified at respective time intervals of the detection window.
Robert Henderson, Hod Finkelstein
Filed: 19 Nov 19
Utility
Extended dynamic range and reduced power imaging for LIDAR detector arrays
9 May 23
A Light Detection And Ranging (LIDAR) detector circuit includes a plurality of detector pixels, where each or a respective detector pixel of the detector pixels includes a plurality of detector elements.
Robert Henderson, Tarek Al Abbas, Neil Calder, Hod Finkelstein
Filed: 5 Mar 20
Utility
Digital pixels and operating methods thereof
2 May 23
A Light Detection and Ranging (LIDAR) measurement circuit includes an array of single photon detectors configured to detect photons responsive to emission of an optical signal from an emitter, and a pixel processing circuit that is configured to calculate an estimated time of arrival of photons incident on the array of single photon detectors by utilizing a plurality of coarse histogram bins.
Robert Henderson, Tarek Al Abbas, Neil Calder
Filed: 17 Jan 20
Utility
Integrated lidar image-sensor devices and systems and related methods of operation
7 Mar 23
A Light Detection and Ranging (LIDAR) apparatus includes a detector having a first pixel and a second pixel configured to output respective detection signals responsive to light incident thereon, and receiver optics configured to collect the light over a field of view and direct first and second portions of the light to the first and second pixels, respectively.
Hod Finkelstein, Dietrich Dehlinger, Scott Burroughs, Brent Fisher
Filed: 16 Aug 19
Utility
Methods and systems for spatially distributed strobing comprising a control circuit to provide a strobe signal to activate a first subset of the detector pixels of a detector array while leaving a second subset of the detector pixels inactive
7 Mar 23
A Light Detection and Ranging (lidar) apparatus includes an emitter array comprising a plurality of emitter units configured to emit optical signals responsive to respective emitter control signals, a detector array comprising a plurality of detector pixels configured to be activated and deactivated for respective strobe windows between pulses of the optical signals; and a control circuit configured to provide a strobe signal to activate a first subset of the detector pixels while leaving a second subset of the detector pixels inactive.
Robert Henderson, Hod Finkelstein, Neil Calder, Tarek Al Abbas
Filed: 20 Nov 19
Utility
Glare mitigation in LIDAR applications
27 Dec 22
A Light Detection and Ranging (LIDAR) apparatus includes one or more optical elements configured to direct incident light in one or more directions, and a detector array including a plurality of detector pixels configured to output detection signals responsive to light provided thereto by the one or more optical elements.
Brent Fisher, Dietrich Dehlinger
Filed: 29 Aug 19
Utility
Hybrid center of mass method (CMM) pixel
22 Nov 22
A Light Detection And Ranging (LIDAR) measurement circuit includes a control circuit configured to receive respective detection signals output from one or more single-photon detectors in response to a plurality of photons incident thereon.
Neil Calder, Tarek Al Abbas, Hod Finkelstein
Filed: 5 Dec 19
Utility
Strobe Based Configurable 3D Field of View Lidar System
20 Oct 22
A Light Detection and Ranging (LIDAR) system includes an emitter array comprising a plurality of emitter units operable to emit optical signals, a detector array comprising a plurality of detector pixels operable to detect light for respective strobe windows between pulses of the optical signals, and one or more control circuits.
Tarek Al Abbas, Neil Calder, Robert Henderson, Hod Finkelstein
Filed: 30 Sep 20
Utility
Methods and systems for high-resolution long-range flash lidar
11 Oct 22
A Light Detection And Ranging (LIDAR) apparatus includes a pulsed light source to emit optical signals, a detector array comprising single-photon detectors to output respective detection signals indicating times of arrival of a plurality of photons incident thereon, and processing circuitry to receive the respective detection signals.
Hod Finkelstein, Brent Fisher, Scott Burroughs, Russell Kanjorski
Filed: 12 Feb 19
Utility
High Quantum Efficiency Geiger-mode Avalanche Diodes Including High Sensitivity Photon Mixing Structures and Arrays Thereof
22 Sep 22
A photodetector device includes a semiconductor material layer and at least one photodiode in the semiconductor material layer.
Hod Finkelstein
Filed: 1 Mar 22
Utility
Optical Aperture Division for Customization of Far Field Pattern
21 Jul 22
A Light Detection and Ranging (LIDAR) apparatus includes an optical aperture, an emitter array including emitter elements arranged and configured to output optical signals through respective sub-regions of the optical aperture to illuminate respective portions of a field of view, and an optical element in at least a portion of the optical path of the optical signals.
Brent FISHER, Russell KANJORSKI
Filed: 21 May 20
Utility
Event Driven Shared Memory Pixel
30 Jun 22
A Time of Flight (TOF) system includes an incrementing circuit and a plurality of pixels.
Robert Henderson, Hod Finkelstein
Filed: 1 May 20
Utility
Active Illumination Systems for Changing Illumination Wavelength with Field Angle
26 May 22
An active illumination apparatus includes an emission source configured to illuminate a field of view.
Alistair Souness GORMAN, Hod FINKELSTEIN
Filed: 27 May 20