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Patent Searching and Data


Matches 1 - 50 out of 18,339

Document Document Title
WO/2021/081352A1
In an embodiment, an electrogram (EGM) processing system provides, for display by a head-mounted display (HMD) worn by a user, a holographic rendering of intracardiac geometry. The HMD also displays an electrogram waveform. The EGM proce...  
WO/2021/080196A1
The present invention relates to a holographic-based directional sound device that makes a sound wave generated by a sound wave generating means have directivity such that the sound wave is radiated in a specific direction. The technical...  
WO/2021/080083A1
The present invention relates to a hologram generation device and method that enable two-way interaction. The hologram generation device comprises: a hologram object generation unit for generating a hologram target object composed of pla...  
WO/2021/074011A1
The invention relates to a wave front manipulator (13), which comprises an optical axis (47) and at least two diffractive optical components (14, 16, 19), which are arranged successively along the optical axis (47). The diffractive optic...  
WO/2021/073086A1
Provided are a movable holographic projection device and a method for using said holographic projection device to perform holographic projection. The holographic projection device (100) comprises a movable base (110), a holographic proje...  
WO/2021/076075A2
The invention is a holographic microscope (1) which detects the difference between the dead and live cells directly from the hologram images by training the deep learning based convolutional neural network and then makes predictions for ...  
WO/2021/075629A1
Disclosed is a signage content display device which expands a hologram image to enable a wider range of hologram videos, and can enable augmented reality and maximize the effect thereof. The signage content display device comprises a dis...  
WO/2021/069918A1
An optical device is disclosed. Upon illumination, the optical device exhibits one or more diffractive images dependent upon viewing angle, said optical device having a diffractive structure comprising a plurality of grating regions, eac...  
WO/2021/071293A1
An amusement game using a 3D hologram is not dangerous and gives a feeling of actually playing a game or a musical instrument, so that the player can have fun and exercise effects.  
WO/2021/069199A1
The invention concerns a device (1000, 2000, 3000, 4000, 5000, 6000) for measuring a surface of an object (100), the device comprising: - at least one light source (112, 212, 320, 520); - at least one optical sensor (102, 202, 624); and ...  
WO/2021/070708A1
Provided is an interference light generating element having a simple configuration. In this interference imaging device (1), the interference light generating element (3) comprises: a light wave separation element (30) that reflects a ...  
WO/2021/069973A1
Systems and methods for detecting objects in a holographic image are provided. The techniques include obtaining a holographic image having one or more objects depicted therein. A set of object templates is obtained. The set of object tem...  
WO/2021/066207A1
A device and method capable of obtaining and transmitting a high resolution hologram in real time using an updatable holographic material is provided. A device for transmitting a hologram according to an embodiment of the present inventi...  
WO/2021/067180A1
A method for forming a glass stack, comprising: obtaining a glass sheet; selecting a plurality of portions of the glass sheet having a matching glass characteristic, wherein the glass characteristic is at least one of warp, bow, total th...  
WO/2021/063766A1
A measuring apparatus (10) for interferometrically determining a shape of a surface (12) of a test object (14) comprises: a radiation source for providing an input wave (42), a multiply encoded diffractive optical element (60), which is ...  
WO/2021/066391A1
Provided in one embodiment of the present invention is a method for manufacturing a holographic optical device having a holographic grid, the method comprising the steps of: (a) applying a photosensitive resin to one surface of a substra...  
WO/2021/052104A1
Provided in the present application is a holographic display system, comprising an on-site holographic display system, a transmissive geometric holographic display system, a folded optical path geometric holographic display system, and a...  
WO/2021/054680A1
The present invention relates to an inline scanning holography system for a phosphor and a transmitter. According to the present invention, provided is an inline scanning holography system comprising: a polarization sensitive lens for re...  
WO/2021/055585A1
A computer-implemented method for surface modeling includes: receiving one or more polarization raw frames of a surface of a physical object, the polarization raw frames being captured with a polarizing filter at different linear polariz...  
WO/2021/046645A1
A method of recording multiple holograms into a holographic recording medium includes exposing the medium to a first light to cause changes in a first refractive index of at least a portion of a first layer of the medium to write a first...  
WO/2021/045386A1
Disclosed is a helper system using a cradle. According to the present invention, a helper service can be provided at low cost without a separate helper robot, as a helper service is provided through a widely used user terminal, and a cra...  
WO/2021/045733A1
A light field (LF) display system for displaying holographic content within a gaming environment, such as a casino. The LF display system includes a plurality of LF displays that, in one embodiment, are tiled to form an array of LF displ...  
WO/2021/045730A1
A light field display system is implemented in a mobile device to present the user with holographic content which includes at least one holographic object, providing the user with an immersive operational experience. The system generates...  
WO/2021/001493A3
There is disclosed herein a liquid crystal on silicon spatial light modulator, "LCoS SLM", device arranged for in-plane switching. The LCoS SLM device comprises: a silicon backplane (1501); a transparent substrate (1581); a liquid crysta...  
WO/2021/038187A1
A method of forming a security device is disclosed. The method comprises 5 providing a multilayer assembly, the assembly comprising: a holographic image layer having a region comprising a volume hologram that is viewable in a first obser...  
WO/2021/041635A1
A method of preparing a glazing, comprising: stacking a first glass sheet, a first interlayer, a photopolymer film, a second interlayer, and a second glass sheet to provide a lamination stack; deairing the lamination stack; autoclaving t...  
WO/2021/040825A1
Techniques disclosed herein relate to modifying refractive index modulation in a holographic optical element, such as a holographic grating. According to certain embodiments, a holographic optical element or apodized grating includes a p...  
WO/2021/040688A1
A light field (LF) display system for displaying holographic content (e.g., a holographic sporting event or holographic content to augment a holographic sporting event) to viewers in an arena. The LF display system in the arena includes ...  
WO/2021/033937A1
A method for preparing a holographic pattern-expressing organogel using a dithering mask according to an aspect of the present invention comprises the steps of: preparing a dithering mask comprising white pixels and black pixels which ar...  
WO/2021/032589A1
The invention relates to a diffractive optical element (10) for a test interferometer (100) for measuring a shape of an optical surface (102), comprising diffractive shape measuring structures (16), which are arranged on a useful surface...  
WO/2021/031807A1
A polarization multi-channel metasurface optical element and a method for reconstructing a full color holographic image. The polarization multi-channel metasurface optical element consists of a dielectric substrate (1) and an anisotropic...  
WO/2021/032568A1
An arrangement for illuminating a volume hologram (11), comprising a volume hologram (11) having an optical axis (12) and a reference direction (13), wherein the reference angle (a) between the optical axis and the reference direction (1...  
WO/2021/023082A1
The present disclosure provides an unmanned device. The unmanned device comprises a controller and a holographic projection device. The controller can: monitor location information of the unmanned device; determine, according to the dete...  
WO/2021/026332A1
According to various embodiments, systems and methods for providing engineered frequency dispersion for a dynamic wave-processing device across a set of operational frequencies. A set of operational frequencies for a dynamic-wave process...  
WO/2021/011637A1
A new diversity concept is provided for achieving accurate phase retrieval with a singleshot acquisition. Multiple irradiance data are obtained by a diffractive grating or CGH designed to generate multiple diffraction orders with differe...  
WO/2021/006012A1
Provided is a photosensitive composition capable of realizing further improvement in diffraction characteristics. The present technology provides a photosensitive composition containing at least a compound represented by general formula ...  
WO/2021/006011A1
Provided is a compound which can heighten the functions of organic materials. This compound is represented by general formula (1). In general formula (1), X1 is an oxygen, nitrogen, phosphorus, carbon, or silicon atom. Y1 and Y2 ar...  
WO/2021/004797A1
The present invention concerns a method and a device for coding a sequence comprising at least a first digital hologram (H1) representing a first scene and a second digital hologram (H2) representing a second scene, the first digital hol...  
WO/2021/007134A1
Techniques disclosed herein relate to a near-eye display system. One example of an optical device of a near-eye display includes a substrate and holographic grating conformally coupled to a surface of the substrate. The substrate is tran...  
WO/2021/003380A1
An apparatus and method are introduced to produce a hologram of an object from electromagnetic radiation, such as incoherent light, received from the object. The electromagnetic radiation is received by a receiving assembly and transform...  
WO/2021/001494A1
There is disclosed a projector arranged to project a light pattern. The projector comprises a spatial light modulator and a light source. The spatial light modulator has an array of pixels arranged to display a phase pattern. The array o...  
WO/2021/001493A2
There is disclosed herein a liquid crystal on silicon spatial light modulator, "LCoS SLM", device arranged for in‐plane switching. The LCoS SLM device comprises: a silicon backplane; a transparent substrate; a liquid crystal layer; an ...  
WO/2020/259042A1
A complex amplitude sensing imaging device and method. The device comprises: a lensless digital camera (1), a sampling board (2), a connection housing (3), and a processor; the lensless digital camera (1) comprises an image sensor (11); ...  
WO/2020/261826A1
Provided are an image processing device, an evaluation system, an image processing program, and an image processing method, for making it possible to automatically and appropriately perform an evaluation of a state of individual granules...  
WO/2020/254041A1
Disclosed is a method of determining a complex-valued field relating to a sample measured using an imaging system. The method comprises obtaining image data relating to a series of images of the sample, imaged at an image plane of the im...  
WO/2020/256253A1
The present invention relates to a terminal device for outputting a hologram image and a method for controlling same. The present invention comprises: a hologram device coupling unit which is formed on a terminal device and electrically ...  
WO/2020/249332A1
Disclosed is a method of determining a complex-valued field relating to a structure, comprising: obtaining image data relating to a series of images of the structure, for which at least one measurement parameter is varied over the series...  
WO/2020/246788A1
The present invention relates to a scanning hologram-based automatic optical inspection apparatus and method. The automatic optical inspection apparatus comprises: a hologram image-capturing unit which captures an image of a hologram of ...  
WO/2020/238803A1
An augmented reality device, comprising: a first projection assembly (01) and a first display assembly (02). The first display assembly (02) is located at a light outgoing side of the first projection assembly (01). The first projection ...  
WO/2020/238834A1
A holographic optical device, comprising a light splitting component (1), a transmitting assembly (2), a focal length modulating component (3), and an optical element (4). The light splitting component (1) is configured to split received...  

Matches 1 - 50 out of 18,339