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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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WO/2022/213090A1 |
Waveguide based displays benefit from gratings which are capable of diffracting both S and P polarized light with high efficiency. While typical surface relief gratings (SRGs) diffract P polarized light efficiently, SRGs do not typically...
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WO/2022/209518A1 |
This hologram recording device 10 comprises an imaging element 5 and an interference light generation element 1 mounted on an imaging surface of the imaging element 5, wherein the interference light generation element 1 generates two lig...
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WO/2022/212224A1 |
A system includes a light outputting element configured to output a first beam propagating toward a beam interference zone from a first side of the beam interference zone. The system also includes a reflective assembly configured to refl...
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WO/2022/207784A1 |
A method for manufacturing optical components comprising a volume holographic optical element is provided, the method comprising: recording a volume holographic optical element in a photopolymer layer; bleaching the photopolymer layer to...
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WO/2022/206486A1 |
A 3D holographic projection method for an array-type spray water curtain. A 3D holographic projection apparatus for an array-type spray water curtain comprises: an electromagnetic valve nozzle array (1), a control module, a computer (3),...
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WO/2022/200014A1 |
Disclosed is a method of correcting a holographic image, a processing device, a dark field digital holographic microscope, a metrology apparatus and an inspection apparatus. The method comprises obtaining the holographic image; determini...
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WO/2022/204216A1 |
A method for decreasing scatter or crosstalk in holographic elements recorded in self- developing media, comprising exposing a photopolymer recording media to a holographic pattern at a first temperature of said photopolymer recording me...
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WO/2022/200781A1 |
There is provided a volumetric holographic data storage device for recording data in a volumetric holographic medium and/or reading data from a volumetric holographic medium, the volumetric holographic data storage device including at le...
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WO/2022/204446A1 |
A projection system includes a light source configured to emit a light in response to an image data, a phase light modulator configured to receive the light from the light source and to apply a spatially-varying phase modulation on the l...
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WO/2022/196677A1 |
Provided is an imaging dielectric spectroscopic technology for obtaining mapping of a dielectric property in a specimen using electron beam holography. An interference image formed by an interference optical system is stroboscopically ca...
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WO/2022/197242A1 |
Various embodiments may relate to an optical system. The optical system may include a light source configured to generate a light beam, the light beam being coherent or partially coherent. The optical system may also include a spatial li...
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WO/2022/198119A1 |
Methods of recording a volume Bragg grating are provided. A recording medium is formed from a matrix polymer precursor, an inimer comprising a polymerizable functional group and a controlled radical reactive group, a first photoinitiator...
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WO/2022/194613A1 |
A liquid crystal display device and corresponding method to display a hologram is described. A grey level value for each pixel of a hologram is received and a pixel voltage based on grey level for each pixel of the hologram is determined...
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WO/2022/186464A1 |
The present invention relates to a stimulus-responsive dynamic meta-holographic device. According to one embodiment of the present invention, provided is a stimulus-responsive dynamic meta-holographic element comprising: a meta surface l...
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WO/2022/180934A1 |
This head-up display system comprises a display unit that emits a luminous flux that is visually recognized by an observer as a virtual image, and a light guide body that guides the luminous flux to a translucent member. The light guide ...
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WO/2022/173848A1 |
Digital holography is one of the most widely used label-free microscopy techniques in biomedical imaging. Recovery of the missing phase information of a hologram is an important step in holographic image reconstruction. A convolutional r...
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WO/2022/171798A1 |
The invention relates to a method (200) for producing a holographic composite glass sheet (100) comprising the steps of: i) providing (201) a holographic film layer (101), having a holographic photopolymer film layer (102B), which is sit...
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WO/2022/171913A1 |
A device and method for communication with deceased persons, where the device comprises, within a casing (1): a holographic projector (5), a wireless communication system (6), a loudspeaker (3), a microphone (8), a display (2), a control...
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WO/2022/167492A1 |
A diffractive structure arranged to spatially modulate light transformable by a viewing system into a target image. The diffractive structure is configured to generate a plurality of discrete light patterns. Each light pattern correspond...
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WO/2022/168385A1 |
Provided is an optical diffraction element unit that is easy to handle. An optical diffraction element unit (U) is provided with: an optical diffraction element (1) that includes a substrate (10) having a first principal surface (princip...
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WO/2022/165073A1 |
A projection system and method therefor includes a light source configured to emit a light; a spatial light modulator configured to receive the light and generate a modulated light; a lens configured to spatially Fourier transform the mo...
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WO/2022/165514A1 |
Methods and systems for forming holographic gratings are described herein. The methods and systems may decrease the amount of haze produced during exposure of a holographic recording medium. In some embodiments, the methods and systems i...
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WO/2022/157082A1 |
The invention relates to a holographic lighting apparatus for generating at least two holographic lighting functions. The lighting apparatus has at least two channels for the respective associated lighting functions. Each channel compris...
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WO/2022/154176A1 |
The present invention relates to a glasses-type terminal, comprising: a display unit which emits image light which is an image source of a virtual image; a diffractive element which reflects and diffracts the image light at a predetermin...
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WO/2022/154042A1 |
The present disclosure provides a volume hologram laminate which has a substrate and a volume hologram laminate section positioned on one surface of the substrate, wherein: the volume hologram laminate section has a volume hologram layer...
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WO/2022/153616A1 |
Provided is a hologram recording medium which has high in-plane uniformity of a diffraction peak wavelength and which can be peeled off from a peeling layer after exposure. The hologram recording medium is provided with a protective la...
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WO/2022/155253A1 |
Coordinating operations within an XR environment from remote locations include executing an XR collaboration application to provide a virtual reality experience within an XR environment representing a real-world environment on a user dev...
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WO/2022/152543A1 |
Disclosed herein is a method of calibrating a device for optical analysis of a sample containing biological cells, a device for optical analysis of a sample containing biological cells, a calibration sample kit for calibrating a device f...
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WO/2022/153617A1 |
Provided is a hologram recording medium which enables a decrease in storage stability to be suppressed in an unexposed state. The hologram recording medium is provided with a base material and a photosensitive layer. The oxygen permeab...
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WO/2022/154763A1 |
This invention relates to a personal digital assistive device (1), which is portable and can be used by people to take audio and visual responses by giving voice commands when they want to access information or perform multi‐media oper...
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WO/2022/146395A2 |
The invention relates to a compact holographic SLM spectrometer without an optical diffraction element. The invention performs the basic spectrometer function using a spatial light modulator (SLM).
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WO/2022/145504A1 |
Provided is a method for printing a holographic optical element using a deformable mirror. A holographic printer according to an embodiment of the present invention comprises: a light source for emitting light; an optical engine phase-mo...
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WO/2022/145505A1 |
Provided is a three-dimensional image rendering method for a holographic printer. The three-dimensional image rendering method according to an embodiment of the present invention comprises the steps of: rendering rear frustums in renderi...
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WO/2022/134941A1 |
The present application relates to the field of holographic projections, and discloses a device, method, and apparatus for generating holographic stereoscopic images, and a medium. The device comprises: a machine body, a three-dimensiona...
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WO/2022/136538A1 |
A method for transmitting data representing a digital hologram (H) comprising the following steps: - determining (E3) raw values of a group of parameters, the raw values being determined so that a first scalar product between the hologra...
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WO/2022/132191A1 |
Energy relays may be formed to have various surface profiles. Methods and devices are disclosed for forming energy relays with energy propagation paths configured to account for various energy relay surface profiles so that the energy re...
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WO/2022/130691A1 |
The present invention provides an optical diffraction element capable of executing a plurality of different computations optically and in parallel. An optical diffraction element (1) is configured from a plurality of cells (C), the thick...
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WO/2022/133207A1 |
Disclosed is an interactive display system. The interactive display system comprises image source(s), a holographic optical element that is capable of converting images into holographic images, a frame designed to accommodate the hologra...
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WO/2022/128410A1 |
An optical component (1) comprising a planar metasurface (2) arranged on a surface of a first substrate (3) and a top layer (4) arranged in a height direction Z above the metasurface (2), wherein the metasurface (2) comprises an array (9...
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