Gm Global Technology Operations LLC

Kent State University

Envisics Ltd

Kai-Han Chang

Thomas A Seder

Joseph F Szczerba

John P Weiss

Manoj Sharma

Omer Tsimhoni

Liang-Chy Chien

James W Wells

Jamieson Christmas

James A Carpenter

Jacob Alan Bond

Leslie G Ferris

Guy N Kennerly

Gayatri Vyas Dadheech

Bahram Khalighi

Gary P Bertollini

Jinglin Li

John Ernest Harden, Jr

Hannah Elizabeth Wagner

Andrii Varanytsia

Morgan Lee McCann

Joseph Philip McLaine

Madalyn Theresa Eudy

Steven Landry

John Harden

Vinay Joshi

A system for generating a centrally located floating three-dimensional image display for a plurality of passengers positioned within a vehicle includes at least one display adapted to project a multiplexed image, a plurality of beam splitters, one beam splitter individually associated with each one of the plurality of passengers, and at least one passenger interface, each beam splitter adapted to receive a image from the at least one display and to reflect the image to the associated one of the plurality of passengers, wherein, each of the plurality of passengers perceives the image floating at a central location within the vehicle, the at least one passenger interface adapted to allow the plurality of passengers to receive annotated information and to provide input to the system.

Multi-perspective three-dimensional floating image display with touch function

A glare mitigation module for a head-up display system is configured to transmit display light emitted from an illumination device therethrough. The glare mitigation module comprises an input surface through which the display light from the illumination device enters the glare mitigation module and an output surface through which the display light from the illumination device exits the glare mitigation module in a display direction. The glare mitigation module further comprises a diffractive optical element comprising a plurality of layers stacked successively between the input and output surfaces, with the plurality of layers arranged to transmit the display light of the illumination device therethrough and to diffract an external light that enters the glare mitigation module through the output surface. The diffractive optical element is arranged to diffract the external light in a diffracted direction away from eyes of an occupant.

Glare mitigation module for a head-up display system

A head-up display system includes a projector adapted to project an image, a primary reflector, and an exit pupil replicator, the primary reflector adapted to reflect an image projected by the projector to the exit pupil replicator, and the exit pupil replicator adapted to split the projected image into a two-dimensional array of identical projected images having equal intensity.

Reflective exit pupil replicator for HUD system

A system for generating a centrally located floating image display for a plurality of passengers positioned within a vehicle includes a plurality of displays adapted to project a graphic light image, a plurality of beam splitters, one beam splitter individually associated with each one of the plurality of displays, each beam splitter adapted to receive a graphic light image from the associated one of the plurality of displays and to reflect the graphic light image to one of the plurality of passengers, wherein, each of the plurality of passengers perceives a floating image at a central location within the vehicle.

System for generating floating image display

A system for displaying information to an occupant of a vehicle includes a microphone, a camera for capturing images of an environment surrounding the vehicle, a display, and a controller in electrical communication with the microphone, the camera, and the display. The controller is programmed to receive a voice command from the occupant using the microphone, determine at least one characteristic of the requested object based on the voice command, capture an image of the environment using the camera, where the environment includes a relevant object, and to identify a location of the relevant object in the environment based at least in part on the image and the at least one characteristic of the requested object. The controller is further programmed to display a graphic based at least in part on the location of the relevant object in the environment using the display.

Identification of objects by color with ARHUD

A system for generating an image for passengers in a vehicle includes a display adapted to project an image, a polarization rotator actuatable to rotate the polarization of an image to one of S-polarization and P-polarization, a reflector unit adapted to reflect S-polarized images to a first beam splitter, and to reflect P-polarized images to a second beam splitter, each of the first and second beam splitters adapted to receive an image and to reflect the image to an associated passenger, and a controller in communication with the display and the polarization rotator, the controller adapted to simultaneously actuate the display to alternate between projecting a first image and a second image, actuate the polarization rotator to alternate between rotating the polarization of an image to S-polarization and P-polarization, and synchronize the display and the polarization rotator.

Multi-perspective three-dimensional floating image display with polarization multiplexing

A system comprises a computer including a processor and a memory. The memory includes instructions such that the processor is programmed to receive, at a deep neural network, an image captured by an image capture device. The processor is also programmed to generate a predicted distortion map based on the image and update at least one weight of the deep neural network based on a loss function of the deep neural network.

Holographic display calibration using machine learning

A head-up display system of a vehicle visually transmits information to eyes of a first occupant and eyes of a second occupant. The system includes an illumination device emitting first and second display lights having first and second polarizations, respectively. The system includes a windshield and a holographic panel including first and second layers. The display lights emit toward the holographic panel at an entrance angle relative to an axis normal to the holographic panel. The first layer diffracts the first display light having the first polarization in a first exit direction at a first exit angle relative to the axis toward the eyes of the first occupant. The second layer diffracts the second display light having the second polarization in a second exit direction at a second exit angle relative to the axis, and different than the first exit angle, toward the eyes of the second occupant.

Head-up display system having a holographic panel comprising a first layer and a second layer

A system for generating a centrally located floating three-dimensional image display for a plurality of passengers positioned within a vehicle includes a display adapted to project a multiplexed hologram comprising a plurality of three-dimensional holographic images, and a plurality of beam splitters, one beam splitter individually associated with each one of the plurality of passengers, each beam splitter adapted to receive one of the plurality of holographic images from the display and to reflect the one of the plurality of holographic images to the associated one of the plurality of passengers, wherein, each of the plurality of passengers perceives one of the plurality of three-dimensional holographic images floating at a central location within the vehicle.

Multi-perspective three-dimensional floating image display

A method is designed to provide platooning information using a multi-focal plane augmented reality display of a host vehicle. The method includes receiving platooning data from at least one of a plurality of remote vehicles. Each of the plurality of remote vehicle is part of a platoon. The platooning data includes locations, trajectories, and headways of each of the plurality of remote vehicles. The method further includes determining whether the platoon is within a predetermined distance from the host vehicle using the platooning data. Further, the method includes transmitting a command signal to the multi-focal plane augmented reality display of the host vehicle to display a virtual image on the multi-focal plane augmented reality display. The virtual image is indicative of a platooning action related to the platoon that is within the predetermined distance from the host vehicle.

System and method for providing platooning information using an augmented reality display

A head-up display system includes a hologram projector adapted to project a holographic image, a waveguide positioned in front of the hologram projector, wherein the holographic image projected by the hologram projector passes through the waveguide, a glare control prism positioned in front of the waveguide assembly, and a waveplate positioned between the waveguide and the glare control prism, the waveplate adapted to adjust the polarization of the holographic image.

Polarization adaptive waveguide HUD

A head-up display for displaying graphics upon a windscreen of a vehicle includes a graphic projection module for generating images upon the windscreen of the vehicle, a user input device for receiving user-generated commands created by a user of the vehicle, and one or more controllers in electronic communication with the graphic projection module and the user input device. The controller executes instructions to instruct the graphic projection module to generate a luminance adjustment graphic, where the luminance adjustment graphic includes an adaptive color palette graphic including two or more colors. The controller receives, from the user input device, a user-generated luminance input indicating a change in a level of luminance in a selected color, where the change in the level of luminance in the selected color is selected by the user to discern differences between the two or more colors caused by a color vision deficiency.

Head-up display with adaptive color palette

A system for calibrating a waveguide-based holographic head-up display that projects images upon a windscreen of a vehicle including a light-diffusing panel positioned at the center of an eyellipse to reflect the images projected by the waveguide-based holographic head-up display. An eyebox of the waveguide-based holographic head-up display is positioned at the center of the eyellipse, and the eyebox is divided into a plurality of unit exit pupils. The system also includes a camera positioned to capture the images reflected by the light-diffusing panel and one or more controllers in electronic communication with the waveguide-based holographic head-up display and the camera. The one or more controllers execute instructions to determine a warp map based on a plurality of corrected individual calibration patterns.

System for calibrating waveguide-based holographic head-up display

A head-up display system includes a first plurality of on-board sensors adapted to detect vehicle driving characteristics, a wireless communication module adapted to receive information from external sources, a driver monitoring system adapted to track a driver's eyes, and a controller in electronic communication with the first plurality of on-board sensors and the wireless communication module, the controller adapted to determine if the vehicle is performing a parking maneuver, and, when the vehicle is performing a parking maneuver, to capture images of an environment surrounding the vehicle, detect objects within the environment, identify location markers for a parking space and objects within the environment surrounding the vehicle adjacent to the parking space, determine the position of the vehicle relative to the identified location markers and objects, and display, with a projection module a parking assist graphic adapted to provide guidance to a driver of the vehicle.

Parking assist in augmented reality head-up display system

A method for holographic display calibration using phase modulation includes projecting an initial graphic on a windshield of a vehicle, capturing an image of the initial graphic with a camera inside a vehicle, determining a loss function value between the image of the initial graphic captured by the camera and a target graphic, modulating a phase of a light beam generating the initial graphic using the loss function value to generate an updated graphic, and displaying the updated graphic on the windshield of the vehicle.

Growing community of inventors

Madison Heights, MI, United States of America

Kai-Han Chang