Patents by Inventor Joerg Reitterer

Joerg Reitterer has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Patent number: 12216279
    Abstract: The disclosed subject matter relates to a light projector module, comprising: a base plate, a light source on one side of the base plate, a micro-electro-mechanical-system (MEMS) scanning assembly on the base plate, and a set of at least one lens mounted on the one side of the base plate between the light source and the MEMS scanning assembly, wherein the MEMS scanning assembly has an arm mounted on and extending from the other side of the base plate, a scanning mirror being movably mounted on the arm and facing the base plate, and wherein a light guide is mounted on the base plate or the arm for directing the at least one light beam from the lens set on the one side to the scanning mirror on the arm extending from said other side of the base plate.
    Type: Grant
    Filed: May 17, 2022
    Date of Patent: February 4, 2025
    Assignee: TriLite Technologies GmbH
    Inventors: Louahab Noui, Joerg Reitterer, Michael Schoeffmann
  • Patent number: 12183233
    Abstract: An apparatus for displaying a virtual scene comprises a display wearable on a user's head and a graphics controller configured to calculate, from scene data representing the virtual scene, image data for the display such that the virtual scene is displayed in the environment irrespective of the head's position and pointing direction, the virtual scene appearing in the image data in a region of scene, wherein the graphics controller is configured to modulate excitation signals of a Lissajous scanning mirror assembly, which diverts the light beam of a light source, by modulation signals which are dependent on the region of scene.
    Type: Grant
    Filed: September 28, 2022
    Date of Patent: December 31, 2024
    Assignee: TriLite Technologies GmbH
    Inventors: Franz Josef Maier, Manuel Dorfmeister, Joerg Reitterer, Louahab Noui
  • Patent number: 11953696
    Abstract: The present disclosed subject matter relates to a display device for displaying an image to an eye, comprising a support mounting a light source and a mirror assembly. The light source is configured to emit a visible light beam carrying the image towards the mirror assembly, and the mirror assembly is configured to angularly oscillate and deflect the emitted visible light beam towards the eye. A light sensor is mounted on the support and configured to record return light received via said mirror assembly from the eye. The display device further comprises a processor connected to the light sensor and configured to detect a state of the eye from the recorded return light.
    Type: Grant
    Filed: March 9, 2023
    Date of Patent: April 9, 2024
    Assignee: TriLite Technologies GmbH
    Inventors: Louahab Noui, Joerg Reitterer
  • Patent number: 11830396
    Abstract: A display apparatus comprises a mirror oscillating about a first axis upon excitation by a first excitation signal and about a second axis upon excitation by a second excitation signal, a light source projecting a light beam onto the mirror for deflection towards an image plane, the light source being controller according to pixels read-out by an image processor from a buffer, a gaze tracker detecting a user's region of interest, ROI, within the image plane, and a controller modulating one of the excitation signals by a modulation signal which is dependent on the ROI such that the number of passes of the light beam per unit area is higher in the ROI than in a region outside thereof, wherein the number of pixels read-out per unit area by the image processor is higher in the ROI than in a region outside of the ROI.
    Type: Grant
    Filed: September 28, 2022
    Date of Patent: November 28, 2023
    Assignee: TriLite Technologies GmbH
    Inventors: Franz Josef Maier, Manuel Dorfmeister, Joerg Reitterer, Louahab Noui
  • Patent number: 11699371
    Abstract: A display apparatus comprises a mirror assembly, a first mirror of the mirror assembly oscillating about a first axis upon excitation by a first excitation signal and the first or a second mirror of the mirror assembly oscillating about a second axis upon excitation by a second excitation signal, a light source projecting a light beam onto the mirror assembly for deflection by the mirror assembly towards an image area, the light source being controlled according to pixels of image frames, a gaze tracker detecting a user's region of interest, ROI, within the image area, and a controller modulating one of the excitation signals by a first modulation signal which is dependent on the ROI detected by the gaze tracker.
    Type: Grant
    Filed: September 28, 2022
    Date of Patent: July 11, 2023
    Assignee: TriLite Technologies GmbH
    Inventors: Franz Josef Maier, Manuel Dorfmeister, Joerg Reitterer, Louahab Noui
  • Publication number: 20230116084
    Abstract: A display apparatus comprises a mirror oscillating about a first axis upon excitation by a first excitation signal and about a second axis upon excitation by a second excitation signal, a light source projecting a light beam onto the mirror for deflection towards an image plane, the light source being controller according to pixels read-out by an image processor from a buffer, a gaze tracker detecting a user’s region of interest, ROI, within the image plane, and a controller modulating one of the excitation signals by a modulation signal which is dependent on the ROI such that the number of passes of the light beam per unit area is higher in the ROI than in a region outside thereof, wherein the number of pixels read-out per unit area by the image processor is higher in the ROI than in a region outside of the ROI.
    Type: Application
    Filed: September 28, 2022
    Publication date: April 13, 2023
    Applicant: TriLite Technologies GmbH
    Inventors: Franz Josef Maier, Mauel Dorfmeister, Joerg Reitterer, Louahab Noui
  • Patent number: 11536976
    Abstract: An augmented reality display for displaying, in addition to a light field of a surrounding, an image to a user's eye, comprises a support, a light source to emit a collimated light beam carrying said image, a micro-electro-mechanical-system, MEMS, mirror to deflect the collimated emitted light beam as a collimated deflected light beam, a waveguide to guide and couple the collimated deflected light beam out as a collimated expanded light beam, and a semitransparent combiner to superpose the collimated expanded light beam as an image light beam with the light field of the surrounding for displaying to the user's eye.
    Type: Grant
    Filed: December 7, 2021
    Date of Patent: December 27, 2022
    Assignee: TriLite Technologies GmbH
    Inventors: Louahab Noui, Joerg Reitterer
  • Patent number: 11531254
    Abstract: The disclosed subject matter relates to a method of projecting an image by means of a light source emitting light pulses and an oscillating micro-electro-mechanical system (MEMS) mirror deflecting the emitted light pulses, comprising: providing a matrix of durations for each pixel, and incrementing or decrementing a pixel index whenever a respective duration indexed by the respective pixel indices in the playout matrix has lapsed; for each light pulse: retrieving the respective intensity and durations indexed by the current pixel indices, calculating an interval from at least one of said durations, emitting said light pulse with said retrieved intensity, and waiting said calculated interval before emitting the next light pulse. The disclosed subject matter further relates to a projector carrying out said method.
    Type: Grant
    Filed: April 1, 2021
    Date of Patent: December 20, 2022
    Assignee: TriLite Technologies GmbH
    Inventors: Gerhard Schmid, Joerg Reitterer, Aart Verhoef
  • Patent number: 11016374
    Abstract: The disclosed subject matter relates to an apparatus for projecting a light spot, comprising a light source emitting a light beam having a wavelength and a divergence angle, a mirror arranged in the path of the light beam to deflect said light beam about a nominal deflection angle, the mirror having a surface with a known curvature, and a collimation lens arranged between the light source and the mirror in the path of the light beam, wherein the lens is mounted at a distance z1?f1 from the light source, f1 being the focal length of the lens, and wherein the distance z1 is chosen such that the width of the deflected light beam has a minimum at a pre-determined projection distance.
    Type: Grant
    Filed: October 8, 2019
    Date of Patent: May 25, 2021
    Assignee: TriLite Technologies GmbH
    Inventors: Joerg Reitterer, Franz Fidler, Anna Balbekova, Gerhard Schmid, Ferdinand Saint Julien-Wallsee
  • Publication number: 20200110331
    Abstract: The disclosed subject matter relates to an apparatus for projecting a light spot, comprising a light source emitting a light beam having a wavelength and a divergence angle, a mirror arranged in the path of the light beam to deflect said light beam about a nominal deflection angle, the mirror having a surface with a known curvature, and a collimation lens arranged between the light source and the mirror in the path of the light beam, wherein the lens is mounted at a distance z1?f1 from the light source, f1 being the focal length of the lens, and wherein the distance z1 is chosen such that the width of the deflected light beam has a minimum at a pre-determined projection distance.
    Type: Application
    Filed: October 8, 2019
    Publication date: April 9, 2020
    Applicant: TriLite Technologies GmbH
    Inventors: Joerg Reitterer, Franz Fidler, Anna Balbekova, Gerhard Schmid, Ferdinand Saint Julien-Wallsee
  • Patent number: 10009600
    Abstract: A light-emitting module for displaying or projecting a video signal comprises at least one mirror mounted so as to be able to oscillate and at least one light-emitting element, which is directed onto the mirror and is controllable via an input, and a computation unit that is connected to the light-emitting element and is configured to output at least one sample value of the video signal, which sample value appears at the input of said computation unit at a first time within a period of the mirror, at its output as a sample value at a second time, which is different from the first, within the same period according to a mapping function that is stored in the computation unit, wherein the computation unit has a control input that can be used to scale and/or offset the stored mapping function. The invention further comprises a display or projection apparatus having a multiplicity of such light-emitting modules, and a method for calibrating the light-emitting module and the apparatus.
    Type: Grant
    Filed: September 24, 2014
    Date of Patent: June 26, 2018
    Assignee: TriLite Technologies GmbH
    Inventors: Joerg Reitterer, Franz Fidler
  • Patent number: 9810901
    Abstract: The present invention relates to an apparatus for driving and measuring a MEMS mirror system, the MEMS mirror system having a mirror pivotable around an axis by a driving coil and exhibiting a resonance frequency, having a pulse generator and a measuring unit, each electrically connected to the coil. The pulse generator is preferably configured to feed a modulated pulse signal, comprised of pulses separated by intervals and having a modulation frequency different from the resonance frequency, to the coil. The measuring unit is preferably configured to measure a value of a signal output by the coil during an interval of the modulated pulse signal. In a further aspect of the invention a method is provided for driving and measuring the MEMS mirror system.
    Type: Grant
    Filed: April 22, 2015
    Date of Patent: November 7, 2017
    Assignee: TriLite Technologies GmbH
    Inventors: Christian Hambeck, Joerg Reitterer, Franz Fidler
  • Patent number: 9689551
    Abstract: A display device (A) for the display of image information, which consists of at least one or a plurality of picture elements and may be modified by means of a frame rate (R), having at least one light source (L) for the generation of a picture element of the image information, characterized in that there are provided picture element modification means (VM) having movement elements (BR, BV, LI, L), which are movably arranged with at least the frame rate (R) in the display device (A) and which are adapted to selectively deflect and/or cover the light emitted by the at least one light source (L) for the viewer (LA, RA) of the display device (A) in order to generate per light source (L) of the display device (A) at least twice the number of picture elements as extension picture elements (1, 2, 3, 4, 5, 6) for the display of the image information, wherein the light emitted by the at least one light source (L) is modified with at least twice the frame rate (R) as light source frequency (fL).
    Type: Grant
    Filed: February 23, 2012
    Date of Patent: June 27, 2017
    Assignee: TriLite Technologies GmbH
    Inventors: Franz Fidler, Joerg Reitterer, Alexander Swatek
  • Patent number: 9686519
    Abstract: An apparatus for projecting a picture element based on at least a first and a second sample comprises a mirror configured to pivot about two axes, at least a first and a second light generation unit, and a processor being configured to output the first sample received at a first point in time at a second point in time to the first light generation unit and the second sample received at a first point in time at a third point in time to the second light generation unit. At least one of the second and third points in time is determined such that the distance between the actual first and second positions is reduced.
    Type: Grant
    Filed: February 9, 2016
    Date of Patent: June 20, 2017
    Assignee: TriLife Technologies GmbH
    Inventors: Joerg Reitterer, Franz Fidler, Ferdinand Saint Julien-Wallsee
  • Patent number: 9664357
    Abstract: A device for generating multiple collimated light beams includes a carrier and at least two light generation units mounted on the carrier. The light generation units are configured to emit, each from an aperture, light beams at respectively different wavelengths and being arranged, with respect to axes of the light beams, substantially parallel and substantially in a common plane. A first lens is mounted on the carrier intersectingly to the axes of the light beams and has a principal plane. The light generation units have their apertures aligned along an alignment line substantially perpendicular to the axes of the light beams and the principal plane of the first lens is non-perpendicular to the axes of the light beams and is non-parallel to the alignment line.
    Type: Grant
    Filed: July 1, 2015
    Date of Patent: May 30, 2017
    Assignee: TriLite Technologies GmbH
    Inventors: Joerg Reitterer, Franz Fidler, Christian Hambeck, Ferdinand Saint Julien-Wallsee
  • Publication number: 20160234469
    Abstract: An apparatus for projecting a picture element based on at least a first and a second sample comprises a mirror configured to pivot about two axes, at least a first and a second light generation unit, and a processor being configured to output the first sample received at a first point in time at a second point in time to the first light generation unit and the second sample received at a first point in time at a third point in time to the second light generation unit. At least one of the second and third points in time is determined such that the distance between the actual first and second positions is reduced.
    Type: Application
    Filed: February 9, 2016
    Publication date: August 11, 2016
    Inventors: Joerg Reitterer, Franz Fidler, Ferdinand Saint Julien-Wallsee
  • Publication number: 20160227200
    Abstract: A light-emitting module for displaying or projecting a video signal comprises at least one mirror mounted so as to be able to oscillate and at least one light-emitting element, which is directed onto the mirror and is controllable via an input, and a computation unit that is connected to the light-emitting element and is configured to output at least one sample value of the video signal, which sample value appears at the input of said computation unit at a first time within a period of the mirror, at its output as a sample value at a second time, which is different from the first, within the same period according to a mapping function that is stored in the computation unit, wherein the computation unit has a control input that can be used to scale and/or offset the stored mapping function. The invention further comprises a display or projection apparatus having a multiplicity of such light-emitting modules, and a method for calibrating the light-emitting module and the apparatus.
    Type: Application
    Filed: September 24, 2014
    Publication date: August 4, 2016
    Inventors: Joerg Reitterer, Franz Fidler
  • Publication number: 20160025298
    Abstract: A device for generating multiple collimated light beams includes a carrier and at least two light generation units mounted on the carrier. The light generation units are configured to emit, each from an aperture, light beams at respectively different wavelengths and being arranged, with respect to axes of the light beams, substantially parallel and substantially in a common plane. A first lens is mounted on the carrier intersectingly to the axes of the light beams and has a principal plane. The light generation units have their apertures aligned along an alignment line substantially perpendicular to the axes of the light beams and the principal plane of the first lens is non-perpendicular to the axes of the light beams and is non-parallel to the alignment line.
    Type: Application
    Filed: July 1, 2015
    Publication date: January 28, 2016
    Inventors: Joerg Reitterer, Franz Fidler, Christian Hambeck, Ferdinand Saint Julien-Wallsee
  • Publication number: 20150316762
    Abstract: The present invention relates to an apparatus for driving and measuring a MEMS minor system, the MEMS minor system having a mirror pivotable around an axis by a driving coil and exhibiting a resonance frequency, having a pulse generator and a measuring unit, each electrically connected to the coil. The pulse generator is preferably configured to feed a modulated pulse signal, comprised of pulses separated by intervals and having a modulation frequency different from the resonance frequency, to the coil. The measuring unit is preferably configured to measure a value of a signal output by the coil during an interval of the modulated pulse signal. In a further aspect of the invention a method is provided for driving and measuring the MEMS mirror system.
    Type: Application
    Filed: April 22, 2015
    Publication date: November 5, 2015
    Inventors: Christian Hambeck, Joerg Reitterer, Franz Fidler
  • Patent number: 9121574
    Abstract: An illumination device (A) for the illumination of illumination zones (BZ) with different light intensity and/or color temperature by means of at least one light source (L), wherein per light source (L) there is provided at least one illumination modification means (VM) in the optical path between the light source (L) and the illumination zones (BZ) having at least one movement element (BR, BV, LI, L), which is arranged movably in the illumination device (A) and which is adapted to selectively deviate and/or cover the light emitted by the at least one light source (L) by means of control means with an illumination frame rate (R) for a subsequent illumination of the illumination zones (BZ), wherein the control means are adapted to control the light intensity of each light source according to the illumination zone (BZ) currently illuminated.
    Type: Grant
    Filed: February 23, 2012
    Date of Patent: September 1, 2015
    Assignee: TriLite Technologies GmbH
    Inventors: Franz Fidler, Joerg Reitterer, Alexander Swatek