60 patents
Page 2 of 3
Utility
Devices Incorporating Integrated Dectors and Ultra-small Vertical Cavity Surface Emitting Laser Emitters
21 Apr 22
A semiconductor device includes a detector structure.
Scott Burroughs, Brent Fisher, James Carter
Filed: 27 Oct 21
Utility
Motion correction based on phase vector components
5 Apr 22
A flash LIDAR apparatus includes emitter units configured to emit optical signals over a field of view, and detector pixels configured to output detection signals responsive to light representing the optical signals incident thereon.
Dietrich Dehlinger, Hod Finkelstein
Filed: 8 Apr 20
Utility
High quantum efficiency Geiger-mode avalanche diodes including high sensitivity photon mixing structures and arrays thereof
5 Apr 22
A photodetector device includes a semiconductor material layer and at least one photodiode in the semiconductor material layer.
Hod Finkelstein
Filed: 30 Oct 19
Utility
Power-efficient Direct Time of Flight Lidar
31 Mar 22
A Light Detection and Ranging (LIDAR) system includes a light source configured to emit a plurality of light beams having respective divergence angles over respective fields of illumination, and a detector array comprising plurality of detector pixels having respective fields of detection and configured to output respective detection signals responsive to light incident thereon.
Hod Finkelstein, Tarek Al Abbas
Filed: 28 Sep 21
Utility
Single frame distance disambiguation
29 Mar 22
A Time of Flight (ToF) system, includes one or more optical elements configured to emit optical signals at two or more measurement frequencies and at least one disambiguation frequency, a detector array comprising a plurality of detectors that are configured to output respective detection signals responsive to light provided thereto, and a circuit configured to control the detector array to obtain a first subset of the detection signals at a first plurality of phase offsets corresponding to the two or more measurement frequencies and to obtain a second subset of the detection signals at a second plurality of phase offsets corresponding to the at least one disambiguation frequency, wherein the second plurality comprises fewer phase offsets than the first plurality.
Dietrich Dehlinger, Hod Finkelstein
Filed: 17 Apr 20
Utility
Methods and Systems for Power-efficient Subsampled 3D Imaging
3 Feb 22
A Time of Flight (ToF) system includes an emitter array comprising one or more emitters configured to emit optical signals, a detector array comprising a plurality of detectors that are configured to output respective detection signals responsive to the optical signals that are reflected from a target, and a control circuit.
Salvatore Caporale, David Storrar, Hod Finkelstein, Tarek Al Abbas, Robert Henderson
Filed: 2 Aug 21
Utility
Emitter Structures for Ultra-small Vertical Cavity Surface Emitting Lasers (Vcsels) and Arrays Incorporating the Same
23 Dec 21
A laser diode includes a semiconductor structure of a lower Bragg reflector layer, an active region, and an upper Bragg reflector layer.
Scott Burroughs, Brent Fisher, James Carter
Filed: 26 Aug 21
Utility
Devices incorporating integrated detectors and ultra-small vertical cavity surface emitting laser emitters
30 Nov 21
A semiconductor device includes a detector structure.
Scott Burroughs, Brent Fisher, James Carter
Filed: 12 Apr 18
Utility
Beam Shaping for Ultra-small Vertical Cavity Surface Emitting Laser (Vcsel) Arrays
18 Nov 21
A laser array includes a plurality of laser diodes arranged and electrically connected to one another on a surface of a non-native substrate.
Scott Burroughs, Brent Fisher, James Carter, Russell Kanjorski
Filed: 27 Jul 21
Utility
Methods and Systems for Increasing the Range of Time-of-flight Systems by Unambiguous Range Toggling
28 Oct 21
A method of operating a time of flight system includes detecting first optical signals comprising a first frequency having a first unambiguous range, the first optical signals reflected from a target, processing the first optical signals to determine a first estimated distance to the target, and generating an output frame comprising a true distance to the target based on the first estimated distance and a second estimated distance to the target, wherein the second estimated distance was used to generate a previous output frame.
Hod Finkelstein
Filed: 16 Aug 19
Utility
Devices with Ultra-small Vertical Cavity Surface Emitting Laser Emitters Incorporating Beam Steering
23 Sep 21
A laser array includes a plurality of laser emitters arranged in a plurality of rows and a plurality of columns on a substrate that is non-native to the plurality of laser emitters, and a plurality of driver transistors on the substrate adjacent one or more of the laser diodes.
Scott Burroughs, Brent Fisher, James Carter
Filed: 4 Jun 21
Utility
Emitter structures for ultra-small vertical cavity surface emitting lasers (VCSELS) and arrays incorporating the same
21 Sep 21
A laser diode includes a semiconductor structure of a lower Bragg reflector layer, an active region, and an upper Bragg reflector layer.
Scott Burroughs, Brent Fisher, James Carter
Filed: 25 Nov 19
Utility
Beam shaping for ultra-small vertical cavity surface emitting laser (VCSEL) arrays
31 Aug 21
A laser array includes a plurality of laser diodes arranged and electrically connected to one another on a surface of a non-native substrate.
Scott Burroughs, Brent Fisher, James Carter, Russell Kanjorski
Filed: 22 Nov 19
Utility
Phase Noise and Methods of Correction In Multi-frequency Mode Lidar
26 Aug 21
A LIDAR apparatus includes an emitter array having a plurality of emitter pixels configured to emit optical signals, a detector array having a plurality of detector pixels configured to output detection signals responsive to light incident thereon, and a circuit that is coupled to the detector array.
Dietrich Dehlinger, Hod Finkelstein, Neil Woodhouse, Brent Fisher
Filed: 23 Jul 19
Utility
Single Frame Distance Disambiguation
12 Aug 21
A Time of Flight (ToF) system, includes one or more optical elements configured to emit optical signals at two or more measurement frequencies and at least one disambiguation frequency, a detector array comprising a plurality of detectors that are configured to output respective detection signals responsive to light provided thereto, and a circuit configured to control the detector array to obtain a first subset of the detection signals at a first plurality of phase offsets corresponding to the two or more measurement frequencies and to obtain a second subset of the detection signals at a second plurality of phase offsets corresponding to the at least one disambiguation frequency, wherein the second plurality comprises fewer phase offsets than the first plurality.
Dietrich Dehlinger, Hod Finkelstein
Filed: 17 Apr 20
Utility
Dram-based Lidar Pixel
29 Jul 21
A Light Detection and Ranging (LIDAR) detector circuit includes a memory device comprising a non-transitory storage medium that is configured to store data indicative of detection events in respective memory bins, and at least one control circuit.
Robert Henderson, Hod Finkelstein
Filed: 22 Jan 21
Utility
Motion Correction Based on Phase Vector Components
29 Jul 21
A flash LIDAR apparatus includes emitter units configured to emit optical signals over a field of view, and detector pixels configured to output detection signals responsive to light representing the optical signals incident thereon.
Dietrich Dehlinger, Hod Finkelstein
Filed: 8 Apr 20
Utility
Pipelined Histogram Pixel
15 Jul 21
A Light Detection and Ranging (LIDAR) detector circuit includes a memory device comprising a first memory and a second memory, and at least one control circuit.
Robert Henderson, Tarek Al Abbas, David Storrar
Filed: 7 Jan 21
Utility
Devices with ultra-small vertical cavity surface emitting laser emitters incorporating beam steering
13 Jul 21
A laser array includes a plurality of laser emitters arranged in a plurality of rows and a plurality of columns on a substrate that is non-native to the plurality of laser emitters, and a plurality of driver transistors on the substrate adjacent one or more of the laser diodes.
Scott Burroughs, Brent Fisher, James Carter
Filed: 16 Oct 19
Utility
Ultra-small Vertical Cavity Surface Emitting Laser (Vcsel) and Arrays Incorporating the Same
8 Jul 21
A laser diode includes a semiconductor structure having an n-type layer, an active region, and a p-type layer.
Scott Burroughs, Brent Fisher, James Carter
Filed: 26 Feb 21