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WO/2023/043776A1 |
A device includes a diffraction element and an optical filter stacked with the diffraction element. The optical filter is configured to forwardly deflect a light from a real-world environment incident onto the optical filter, at an incid...
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WO/2023/042652A1 |
In the present invention, a structure generates a display image using a spatial phase modulator that diffracts laser light, wherein the impact of zero-order light is appropriately reduced. Disclosed is a virtual display device (H) compri...
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WO/2023/042339A1 |
This optical measurement system includes a first light source that generates infrared rays, an image sensor having a silicon base, and an optical system including a beam splitter that splits light from the first light source into a first...
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WO/2023/043884A1 |
Disclosed are optical interrogation apparatus that can produce lens-free images using an optoelectronic sensor array to generate a holographic image of sample objects, such as microorganisms in a sample. Also disclosed are methods of det...
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WO/2023/031886A1 |
The present disclosure provides a method, a processing unit, and a projector device for rendering interactive holographs. The method comprising receiving input data from one or more data sources and processing the input data to a constru...
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WO/2023/033549A1 |
A screenless elevator operation control device and method are provided. A screenless elevator operation control device according to one embodiment of the present invention comprises: a display unit, which includes a dial shape image and ...
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WO/2023/021795A1 |
Provided is a light source control device that controls the action of a light source configured such that a plurality of light-emitting units of illumination light are aligned at a plurality of irradiation positions, the light source gen...
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WO/2023/016254A1 |
A holographic display device and a display method thereof. The holographic display device comprises a backlight module (100) and two liquid crystal modules (201, 202). The backlight module (100) is used for providing coherent light; the ...
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WO/2023/015621A1 |
A crosstalk-free holographic 3D display method based on a diffraction fuzzy imaging principle. The method comprises three steps: step one, for a 3D object, calculating a fuzzy light field distribution of the object according to an Abbe s...
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WO/2023/014167A1 |
The present invention relates to a line laser sensor-based holo-touch display system, and an implementation method therefor, and, more specifically, to a display system for holo-touching an image, displayed on various types of display de...
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WO/2023/011825A1 |
A holographic display device accepts different configurations for rendering a Computer Generated Hologram. The decoder which prepares the CGH may not have the required memory and processing resources to provide the holographic display de...
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WO/2023/008691A1 |
A method and systems for simultaneous recording of superimposed holographic gratings for augmented reality devices are provided. The method includes: generating a beam by a single light source, directing the beam to a decoherence unit at...
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WO/2023/006605A1 |
The invention relates to a projection device comprising an imaging module (2) which generates a multi-color image such that a first color sub-image with a first wavelength and a second color sub-image with a second wavelength are generat...
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WO/2023/000394A1 |
A holographic 3D display system based on spatial light modulator virtual array splicing, comprising a laser (1), a beam splitter 1 (2), a beam splitter 2 (3), a reflector 1 (4), a shutter array (5), a spatial filter array (6), a solid le...
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WO/2023/003091A1 |
The present invention relates to a system for duplicating a large-area color hologram, comprising: a light source unit including a laser, a lens, a mirror and an optical shutter so as to form a reference beam and a duplicated beam; a bea...
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WO/2023/002025A1 |
The invention relates to a system for a functionalized pane in a door, through which person-based and/or object-based authorization verification can be carried out. The person-based verification can include a holography-based, stereoscop...
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WO/2023/002221A1 |
A method of generating a computer-generated hologram from a three-dimensional image comprising a plurality of two-dimensional image layers is provided. The method comprises generating hologram data for each layer of the image, and updati...
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WO/2023/002175A1 |
A holographic display system (400) comprises a light source (420) configured to emit at least partially coherent light; a modulator (404) arranged to be illuminated by the at least partially coherent light and to generate a light field w...
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WO/2023/003092A1 |
The present invention relates to a system for fabricating a digital holographic screen on the basis of multi-hogel printing, the system comprising: a light source unit comprising a laser, a dichroic mirror for RGB three-color registratio...
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WO/2023/003689A1 |
Various embodiments set forth optical patterning systems. In some embodiments, an optical patterning system includes multiple liquid crystal (LC) layers and a substrate including circuitry that is connected to each of the LC layers. Each...
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WO/2023/287015A1 |
The present invention relates to a holographic interference pattern recording apparatus and a recording method using same. Particularly, the present invention relates to a holographic interference pattern recording apparatus and a record...
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WO/2023/285842A1 |
The present invention relates to an improved method for determining the identity of a biomolecule using interferometric light scattering apparatus, notably distinguishing between variants of biomolecules, such as viral serotypes and the ...
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WO/2023/285228A1 |
One aspect of the invention relates to an artificial eye lens (1) having at least one optical part (2) with a front side (3) and a rear side (4) opposite the front side (3), wherein the artificial eye lens (1) comprises an image projecti...
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WO/2023/285339A1 |
The invention relates to a headlamp for vehicles, comprising a light source unit (1) having a plurality of light sources (4, 4'; 20, 20', 20") and comprising a hologram unit (2) having a plurality of hologram segments (3) for producing a...
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WO/2023/279424A1 |
A system for generating a polygonal partially coherent vortex beam and a method. The system comprises a computer as well as a laser (1), a collimating and beam expanding element (2), a first lens (3), a beam scattering element (4), a sec...
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WO/2023/274608A1 |
The invention relates to an operating element (1) having: an input part (2) which forms an input surface (3) that is translucent or transparent at least in some regions; a support (12) for securing the operating element to an external st...
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WO/2023/272403A1 |
The present invention relates to a system of virtual, integral and functional kinesiological exercise therapies and programmes for use in prevention, treatment and rehabilitation and which can be performed by users anywhere, by using a m...
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WO/2022/262661A1 |
A method for duplicating a hologram and a hologram optical element comprises: preparing a master with a master hologram; preparing a sample with coated photoalignment material layer above the master; and irradiating a recording light thr...
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WO/2022/263231A1 |
Disclosed is a dark-field interferometric microscope and associated microscopy method. The microscope comprises an object branch being operable to propagate object radiation onto a sample and collect resultant scattered radiation from sa...
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WO/2022/258075A1 |
Disclosed in the present invention are a DMD-based method, apparatus and system for generating a multi-parameter adjustable light field. The method comprises: performing beam expansion and collimation processing on a femtosecond laser be...
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WO/2022/260192A1 |
The present invention is for promoting mutual safety and preventing accidents in advance by notifying a driver in the rear of a current state of a vehicle more clearly and delivering more diverse information to the driver in the rear, an...
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WO/2022/260047A1 |
This invention relates to a 3D display in which first element cells in which personal identification information is recorded and second element cells containing an authenticator in which personal identification information can be visuall...
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WO/2022/256444A1 |
An optical device includes one or more volume phase holographic gratings each of which includes a photosensitive layer whose optical properties are spatially modulated. The spatial modulation of optical properties are recorded in the pho...
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WO/2022/254833A1 |
The present invention suppresses a degradation in user viewing experience. An information processing device comprises a viewpoint position acquisition unit (110) that acquires the viewpoint position of a user, a rendering unit (120) that...
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WO/2022/255716A1 |
A hologram touch display device and a hologram touch operation control method are provided. A hologram touch display device according to one embodiment of the present invention comprises: a space projection unit for projecting a keypad h...
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WO/2022/249947A1 |
[Problem] To easily install, in an existing display device, an in-air input device that allows a user to recognize a position which can be detected by a non-contact type position detection sensor. [Solution] An in-air input device 20 is ...
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WO/2022/243917A1 |
A device for engraving a diffraction grating on a workpiece, comprises an optical set-up comprising alaser, a beam forming device, a beam splitting device, and a focusing head. The laser is configured tooutput a laser beam. The beam form...
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WO/2022/241875A1 |
A transmissive and reflective digital holographic microscopy system in the technical field of microscopy, the system comprising a reflective digital holographic microscopy optical path and a transmissive digital holographic microscopy op...
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WO/2022/238109A1 |
An optical system (110) comprises an imaging holographic optical element (130), which produces a floating hologram (150). An upstream light-forming holographic optical element (120) causes spectral filtering of the light (90).
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WO/2022/235228A1 |
The invention relates to a smart camouflage device in the military area that is used in emergency and dangerous cases and comprised of a portable motor (1), a control panel (2), a propeller (3), a camera (4), a mobile device (5), and hol...
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WO/2022/233763A1 |
Methods and apparatuses for encoding/decoding data content representative of a volumetric video are provided, wherein, the encoding/decoding comprises encoding in/decoding from a bitstream, an indicator specifying whether data content ha...
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WO/2022/229252A1 |
An optical system (110) comprises a plurality of optical channels (31, 32). A control unit (901) can switch light sources (111, 111#) of the optical channels (31, 32) separately on and off. In this way, different image motifs (780-1, 780...
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WO/2022/229257A2 |
An optical system (110) comprises an imaging holographic optical element (130), which produces a floating hologram (150). An upstream light-forming holographic optical element (120) causes spectral filtering of the light (90).
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WO/2022/225177A1 |
The present invention relates to a flying-over beam pattern scanning hologram microscope device using a spatial modulation scanner and a translation stage. The present invention provides a flying-over beam pattern scanning hologram micro...
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WO/2022/217913A1 |
The present disclosure relates to a display apparatus and a holographic display device. The display apparatus comprises: a display panel (1), comprising a first linear polarizer (11) located on a light exit side, such that the display pa...
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WO/2022/219350A1 |
Various holographic displays are disclosed along with their methods of operation. A first holographic display comprises an illumination source, a first liquid crystal layer, and a second liquid crystal layer positioned relative to the fi...
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WO/2022/215499A1 |
A holography device 10 has an optical system 200 that forms an interference image resulting from interference between objective light L1 and reference light L2. The optical system 200 includes: a phase element 30 disposed on an optical p...
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WO/2022/215787A1 |
Provided is a pupil-direct-line-type augmented reality device capable of increasing an observable pupil allowance region by using a holographic optical element. A pupil-direct-line-type augmented reality device according to an embodiment...
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WO/2022/212189A1 |
A number of techniques provide a data efficient and/or computation efficient computer- generated holography, examples of which may be implemented on low-power devices such as smartphones and virtual-reality/augmented-reality devices and ...
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WO/2022/209258A1 |
This information processing device comprises: a detection unit that detects, in a display surface of a display medium for displaying hologram data, an overlap of a plurality of display regions corresponding to physical body light of a pl...
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