20 patents
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
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
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
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
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
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
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
30 Mar 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: 12 Apr 18
Utility
Emitter structures for ultra-small vertical cavity surface emitting lasers (VCSELs) and arrays incorporating the same
6 Jan 20
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: 11 Apr 18
Utility
Beam shaping for ultra-small vertical cavity surface emitting laser (VCSEL) arrays
30 Dec 19
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: 11 Apr 18
Utility
Devices with ultra-small vertical cavity surface emitting laser emitters incorporating beam steering
18 Nov 19
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: 11 Apr 18
- Prev
- 1
- Next
Patents are sorted by USPTO publication date, most recent first