Methods and apparatus for array based LiDAR systems with reduced interference

JE Retterath, RA Laumeyer - US Patent 10,203,399, 2019 - Google Patents
An array-based light detection and ranging (LiDAR) unit includes an array of emitter/detector
sets configured to cover a field of view for the unit. Each emitter/detector set emits and …

Methods and apparatus for increased precision and improved range in a multiple detector LiDAR array

JE Retterath, RA Laumeyer - US Patent 10,036,801, 2018 - Google Patents
Methods, systems, and computer program products for acquiring three-dimensional LiDAR
information of a scene are disclosed. According to one aspect, acquiring three-dimensional …

Methods and apparatus for an active pulsed 4D camera for image acquisition and analysis

JE Retterath - US Patent 9,866,816, 2018 - Google Patents
An active-pulsed four-dimensional camera system that utilizes a precisely-controlled light
source produces spatial information and human-viewed or computer-analyzed images. The …

Methods and apparatus for object detection and identification in a multiple detector lidar array

JE Retterath, RA Laumeyer - US Patent 10,585,175, 2020 - Google Patents
LilXAR (light detection and ranging) systems use one or more emitters and a detector array
to cover a given field of view where the emitters each emit a single pulse or a multi-pulse …

Systems and methods for depth estimation using monocular images

S Pillai, RA Ambrus, AD Gaidon - US Patent 11,107,230, 2021 - Google Patents
Abstract System, methods, and other embodiments described herein relate to generating
depth estimates from a monocular image. In one embodiment, a method includes, in …

Vehicle display system for low visibility objects and adverse environmental conditions

JE Retterath - US Patent 10,298,908, 2019 - Google Patents
A display system for use in a vehicle is disclosed including a camera configured to capture
frames corresponding to a field of view. The camera is in communication with a processing …

Methods and apparatus for a lighting-invariant image sensor for automated object detection and vision systems

JE Retterath - US Patent 10,382,742, 2019 - Google Patents
An active camera system images successive frames of a scene utilizing an array of detectors
configured to produce a response having a linear relationship to a number of incident …

Methods and apparatus for array based LiDAR systems with reduced interference

JE Retterath, RA Laumeyer - US Patent 11,131,755, 2021 - Google Patents
An array-based light detection and ranging (LiDAR) unit includes an array of emitter/detector
sets configured to cover a field of view for the unit. Each emitter/detector set emits and …

Compressed look-up-table based real-time rectification hardware

A Akin, I Baz, LM Gaemperle, A Schmid… - 2013 IFIP/IEEE 21st …, 2013 - ieeexplore.ieee.org
Stereo image rectification is a pre-processing step of disparity estimation intended to remove
image distortions and to enable stereo matching along an epipolar line. A real-time disparity …

Multi-frame range gating for lighting-invariant depth maps for in-motion applications and attenuating environments

JE Retterath - US Patent 10,873,738, 2020 - Google Patents
Range gated imaging systems utilize short light pulses and synchronized detector cycles to
image objects that are contained within a distance range. Single-image range gat ing allows …