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Holographic patents

      

This page is updated frequently with new Holographic-related patent applications.




 Autostereoscopic 3d display device using holographic optical elements patent thumbnailnew patent Autostereoscopic 3d display device using holographic optical elements
An autostereoscopic 3d display device is disclosed. The device includes a first light source and a second light source configured to alternately generate light and a light guide panel arranged to guide the light from the first light source in a first direction as a first light beam and the light from the second light source in a second direction as a second light beam.
Covestro Deutschland Ag


 Holographic projection device capable of forming a holographic image without misalignment patent thumbnailnew patent Holographic projection device capable of forming a holographic image without misalignment
A holographic projection device includes an image display and a plurality of reflective projection panels. The plurality of reflective projection panels intersect one another at an vertex.
Chunghwa Picture Tubes, Ltd.


 Vcsels and vcsel arrays designed for improved performance as illumination sources and sensors patent thumbnailnew patent Vcsels and vcsel arrays designed for improved performance as illumination sources and sensors
A vcsel package including a vcsel, a housing, containing the vcsel, and a diffuser operably attached to the housing and configured to receive an emitted beam of light from the vcsel and produce a beam of predetermined angular divergence. The housing may be a pllc package, a ceramic package, or a to-style package.
Vixar


 Gaming video processing system patent thumbnailnew patent Gaming video processing system
A video control, projection and display system is employed in a gaming establishment and used in conjunction with or without a gaming network or gaming components. The control system includes projection cameras or light sources which may generate and display images associated with the electronic gaming machines or with a player of the electronic gaming machines.
Advanced Creative Gaming, Llc


 Spatial light modulator providing improved image quality and holographic display apparatus including the same patent thumbnailnew patent Spatial light modulator providing improved image quality and holographic display apparatus including the same
A spatial light modulator providing an expanded viewing window and a holographic display apparatus including the spatial light modulator are provided. The spatial light modulator includes a mask member having a periodic pattern that is arranged to split an area of each of a plurality of pixels into at least two portions such that a space between lattice spots formed by a period structure of the spatial light modulator increases..
Samsung Electronics Co., Ltd.


 Systems, devices, and methods that integrate eye tracking and scanning laser projection in wearable heads-up displays patent thumbnailnew patent Systems, devices, and methods that integrate eye tracking and scanning laser projection in wearable heads-up displays
Systems, devices, and methods that integrate eye tracking capability into scanning laser projector (“slp”)-based wearable heads-up displays are described. An infrared laser diode is added to an rgb slp and an infrared photodetector is aligned to detect reflections of the infrared light from features of the eye.
Thalmic Labs Inc.


 Systems, devices, and methods that integrate eye tracking and scanning laser projection in wearable heads-up displays patent thumbnailnew patent Systems, devices, and methods that integrate eye tracking and scanning laser projection in wearable heads-up displays
Systems, devices, and methods that integrate eye tracking capability into scanning laser projector (“slp”)-based wearable heads-up displays are described. At least one narrow waveband laser diode is used in an slp to define one or more portion(s) of a visible image.
Thalmic Labs Inc.


 Systems, devices, and methods that integrate eye tracking and scanning laser projection in wearable heads-up displays patent thumbnailnew patent Systems, devices, and methods that integrate eye tracking and scanning laser projection in wearable heads-up displays
Systems, devices, and methods that integrate eye tracking capability into scanning laser projector (“slp”)-based wearable heads-up displays are described. An infrared laser diode is added to an rgb slp and an infrared photodetector is aligned to detect reflections of the infrared light from features of the eye.
Thalmic Labs Inc.


 Display apparatus patent thumbnailnew patent Display apparatus
A display apparatus includes a spatial phase modulator that forms a display light beam, a transparent substrate in which the display light beam propagates by repeated internal reflection, a bifurcation that emits a portion of the display light beam outside the transparent substrate each time the display light beam undergoes the internal reflection, and a light beam introduction optical system including a beam splitter that guides an illumination light beam to the spatial phase modulator and guides the display light beam formed by the spatial phase modulator to the transparent substrate. The spatial phase modulator forms the display light beam holographically by diffraction of the illumination light beam..
Olympus Corporation


 Information  providing information using a holographic element patent thumbnailnew patent Information providing information using a holographic element
An information system and a method for providing information in correlation with light that is incident on an eye includes a holographic element disposed in front of the eye and a device capable of recording optical signals which detects light that is incident on the eye via the holographic element. The device capable of recording optical signals detects light which is diffracted by the holographic element before the light impinges on the eye such that the diffracted light does not enter the eye..
Metaio Gmbh


Display devices using feedback enhanced light emitting diode

Display devices using feedback-enhanced light emitting diodes are disclosed. The display devices include but are not limited to active and passive matrix displays and projection displays.
Zeolux Corporation

Holographic light-emitting module and holographic storage system using the same

A holographic light-emitting module includes a light source module and a light shape control module. The light source module is configured to provide a signal light beam and a reference light beam, in which polarizations of the signal light beam and the reference light beam are orthogonal.
National Central University

Holographic panel, manufacture method thereof and full color coherent backlight device

The present invention discloses a holographic panel, a manufacture method thereof and a full color coherent backlight device. The holographic panel comprises a first substrate, a second substrate and a polymer dispersed liquid crystal between the first substrate and the second substrate, the polymer dispersed liquid crystal is formed corresponding to a holographic fringe of a predetermined wavelength range, and electrode is manufactured on at least one of the first substrate and the second substrate, wherein the polymer dispersed liquid crystal converts an incident light into a collimating coherent light and exits the collimating coherent light when the electrode is not applied with a voltage, and the polymer dispersed liquid crystal is transparentized to the incident light of the predetermined wavelength range when the electrode is applied with a voltage.
Shenzhen China Star Optoelectronics Technology Co., Ltd.

Display device for holographic reconstruction

The invention relates to a display device for holographic reconstruction. The display device comprises a spatial light modulator device having combined phase modulating pixels and amplitude modulating pixels, an illumination unit generating sufficiently coherent light and arranged to illuminate of the spatial light modulator device and a reflection plane.
Seereal Technologies S.a.

Method for processing a sequence of holographic images, devices, signals, devices and computer program associated therewith

A method for processing a sequence of holographic images, with a view to its rendition by a holographic display device to at least one observer. A holographic image is decomposed over a gabor wavelet basis into a set of wavelet coefficients.
Orange

Systems, devices, and methods for angle- and wavelength-multiplexed holographic optical elements

Systems, devices, and methods for combined angle- and wavelength multiplexing in holographic optical elements (“hoe”) are described. An angle- and wavelength-multiplexed hoe includes multiple angle-multiplexed sets of wavelength-multiplexed holograms.
Thalmic Labs Inc.

Systems, devices, and methods for eyeboxes with heterogeneous exit pupils

Systems, devices, and methods for engineering the eyebox of a display using multiple heterogeneous exit pupils are described. The eyebox of a display includes at least two heterogeneous exit pupils that are different from one another in terms of size and/or shape.
Thalmic Labs Inc.

Holographic mode conversion for transmission lines

The present disclosure provides systems and methods associated with mode conversion for electromagnetic field modification. A mode converting structure (holographic metamaterial) is formed with a distribution of dielectric constants chosen to convert an electromagnetic radiation pattern from a first mode to a second mode to attain a target electromagnetic radiation pattern that is different from the input electromagnetic radiation pattern.
Elwha Llc

Holographic weapon sight with laser management system

A compact weapon sight has a housing with a base that is configured to mount to a weapon. The sight may have a holographic optical element (hoe) and a light source.
Optiflow, Inc.

Optically variable security threads and stripes

Optically variable security threads or stripes to be incorporated into or onto security documents, relate to the field of the protection of value documents and value commercial goods against counterfeit and illegal reproduction. The security threads or stripes comprise a) an optically variable layer; b) a color constant layer having a color matching the color impression of the optically variable layer at a viewing angle; c) a holographic metallic layer; and d) and a transparent substrate, wherein the optically variable layer, the color constant layer and the holographic metallic layer are at least partially jointly visible from at least one side of the security thread or stripe..
China Banknote Sicpa Security Ink Co., Ltd.

Holographic display apparatus and holographic display providing enhanced image quality

A holographic display apparatus includes: a light source configured to emit light; a spatial light modulator configured to sequentially generate hologram patterns for modulating the light and to sequentially reproduce frames of hologram images based on the hologram patterns; and a controller configured to provide hologram data signals to the spatial light modulator, the hologram data signals being used to sequentially generate the hologram patterns. The controller is configured to further provide, to the spatial light modulator, diffraction pattern data signals for forming periodic diffraction patterns for adjusting locations of the hologram images to be reproduced on a hologram image plane, the diffraction pattern data signals being configured to move the periodic diffraction patterns on the spatial light modulator along a predetermined direction for each of the frames..
Samsung Electronics Co., Ltd.

Exposure holographic grating and exposure light path

The invention provides an exposure method of a holographic grating and an exposure light path. The exposure method includes: (1) determining initial positions (c, d) of the two exposure light sources (s1, s2); (2) calculating imaging quality parameters of the grating; (3) setting a compensating mirror (a1) in the initial light path; (4) adjusting a position of the exposure light source (s1) to a new position (d1) according to a position of the compensating mirror (a1); (5) calculating imaging quality parameters of the grating; (6) judging whether the imaging quality parameters in the step (5) and the imaging quality parameters in the step (2) are equal, and if yes, using the new position (d1) as a final position of the exposure light source (s1).
Graduate School At Shenzhen, Tsinghua University

Holographic media with improved light sensitivity

Where a1, a2 and a3 are each independently hydrogen, fluorine, chlorine, bromine or iodine, r1, r2, r3, r4 and r5 are each independently hydrogen, halogen, cyano, nitro, amino, alkylimino, azide, isonitrile, enamino, formyl, acyl, carboxyl, carboxylate, carboxamide, orthoester, sulphonate, phosphate, organosulphonyl, organosulphoxidyl, optionally fluorinated alkoxy or an optionally substituted aromatic, heteroaromatic, aliphatic, araliphatic, olefinic or acetylenic radical while suitable radicals may be connected together via bridge of any desired substitution, or in that two or more compounds of formula (i) may be connected together via at least one of the radicals r1, r2, r3, r4 and r5, in which case these radicals therein constitute a 2- to 4-tuply functional bridge, with the proviso that at least one of the radicals r1, r2, r3, r4 and r5 is not hydrogen. Further subjects of the invention are a photopolymer comprising matrix polymers, a writing monomer and photoinitiator, a holographic medium comprising a photopolymer formulation of the present invention or being obtainable by use thereof, the use of a holographic medium of the present invention and also a process for producing a holographic medium by using a photopolymer formulation of the present invention..

System, ultra-resolved ultra-wide field-of-view multispectral and hyperspectral holographic microscopy

There is disclosed a novel system and method for achieving ultra-resolution, ultra-wide field-of-view multispectral and hyperspectral holographic microscopy and quantitative phase contrast microscopy. In an embodiment, the method comprises: providing a stationary illumination source; acquiring a plurality of low-resolution holograms of an image subject from different locations utilizing a subpixel sensor-scanning synthetic aperture mechanism whereby a detector scanning translationally, radially and/or rotationally; processing the acquired holograms utilizing a processing algorithm corresponding to the scanning motion of the detector used to acquire the holograms; and reconstructing a subpixel ultra-resolution image of the image subject based on the processed holograms; whereby, a desired synthetic aperture is achieved without loss of resolution.

Lighting device for accent lighting and method

Embodiments of invention are directed to a lighting device for use in accent lighting applications. In one embodiment, the lighting device includes a coherent light source, such as a laser, and a diffractive optical element.

Mixed environment display of attached data

A holographic user interface may display status information in proximity to relevant components of the computing device, such as a robot, allowing a user to readily associate the status information with the relevant components. Arrangements of the graphical displays may utilize graphical elements to show an association between any displayed data and any component of a computing device.

Display apparatus to produce a 3d holographic image without glasses

A display apparatus for producing a three-dimensional holographic image of an object. An array of coherent laser-diode light sources is configured to produce a three-dimensional holographic image of the object.

Method for producing a holographic optical element

The invention relates to a method for producing a holographic optical element by providing a recording stack comprising at least one recording element laminated on at least one supporting element, irradiating at least a part of the recording stack with at least one recording beam in an irradiating step, wherein during the irradiating step, the recording stack bends, providing a bending deviation threshold for the recording stack, and adjusting at least one first process parameter such that an expected maximum bending deviation of the recording stack does not exceed the bending deviation threshold, wherein the at least one first process parameter influences the bending behaviour of the recording stack during the irradiating step.. .
Bayer Materialscience Ag

Beam divergence and various collimators for holographic or stereoscopic displays

A holographic display with an illumination device, an enlarging unit and a light modulator. The illumination device includes at least one light source and a light collimation unit, the light collimation unit collimates the light of the at least one light source and generates a light wave field of the light that is emitted by the light source with a specifiable angular spectrum of plane waves, the enlarging unit is disposed downstream of the light collimation unit, seen in the direction of light propagation, where the enlarging unit includes a transmissive volume hologram realising an anamorphic broadening of the light wave field due to a transmissive interaction of the light wave field with the volume hologram, and the light modulator is disposed upstream or downstream of the anamorphic enlarging unit, seen in the direction of light propagation..
Seereal Technologies S.a.

Display device, in particular a head-mounted display, based on temporal and spatial multiplexing of hologram tiles

The invention relates to a display device, in particular a head-mounted display or hocular, having a spatial light modulator and a controllable light-deflecting device for generating a multiple image of the spatial light modulator, which consists of segments, the multiple image being produced at least with a predefinable number of segments which determines the size of a visible area within which a 3d-scene holographically encoded in the spatial light modulator can be reconstructed for observation by an eye of an observer.. .
Seereal Technologies S.a.

Externally adjustable gun sight

An adjustable holographic gun sight has a base and a carrier pivotally connected to the base. An adjustment mechanism may be adapted to pivot the carrier with respect to the base.
Optiflow, Inc.

High-power, phased-locked, laser arrays

High-power, phased-locked, laser arrays as disclosed herein utilize a system of optical elements that may be external to the laser oscillator array. Such an external optical system may achieve mutually coherent operation of all the emitters in a laser array, and coherent combination of the output of all the lasers in the array into a single beam.
Pd-ld, Inc.

Housing used to produce a holographic image

A holographic producing housing includes a base panel having a first side, a second side opposite the first side, a back end and a front end opposite the back end. The housing further includes a first and second side panels vertically extending from the first and second side of the base panel.

Holographic foil and producing same

Described is a holographic film (100) whose transmission and/or reflection properties vary periodically along at least one of its directions of principal extent, said film being designed for at least partial transmission (22, 28) of light (20, 26) of at least one first wavelength range that is irradiated from a multiplicity of periodically disposed illuminants (200) and that impinges on the holographic film (100). Also described are a lighting means (300), a backlighting means and a method for producing a holographic film (100)..
Osram Opto Semiconductors Gmbh

Hologram for alignment

An example hologram device may include a target holographic view of an encoded holographic image representing an alignment target; and a plurality of non-target holographic views of the encoded holographic image, each non-target holographic view indicating a position relative to the target holographic view.. .
Hewlett-packard Development Company, L.p.

Optical beam routing apparatus and methods

This invention relates to methods and apparatus for routing light beams in telecommunications devices using holographic techniques, in particular by displaying kinoforms on liquid crystal on silicon devices. At least one optical input to receives an input beam.
Cambridge Enterprise Limited

Holographic picking picking products utilizing a holographic picking system

A holographic picking system directs a person wearing a visor capable of projecting holographic images through the process of finding items within a storage facility and placing them in a bin, cart, or pallet that is used to transport the items within the storage facility. The system uses holograms to display where the person should move, where the picking location is, how many items to pick, and the precise position where the items picked should be placed on the bin, cart, or pallet.
Real Picking, Llc

Eye tracking for registration of a haptic device with a holograph

An object or haptic device is registered with a holograph. The position of the object or haptic device relative to the projector or holographic image is sensed.
Siemens Aktiengesellschaft

Multiple laminar flow-based particle and cellular separation with laser steering

The invention provides a method, apparatus and system for separating blood and other types of cellular components, and can be combined with holographic optical trapping manipulation or other forms of optical tweezing. One of the exemplary methods includes providing a first flow having a plurality of blood components; providing a second flow; contacting the first flow with the second flow to provide a first separation region; and differentially sedimenting a first blood cellular component of the plurality of blood components into the second flow while concurrently maintaining a second blood cellular component of the plurality of blood components in the first flow.
Premium Genetics (uk) Ltd.

Multiple laminar flow-based particle and cellular separation with laser steering

The invention provides a method, apparatus and system for separating blood and other types of cellular components, and can be combined with holographic optical trapping manipulation or other forms of optical tweezing. One of the exemplary methods includes providing a first flow having a plurality of blood components; providing a second flow; contacting the first flow with the second flow to provide a first separation region; and differentially sedimenting a first blood cellular component of the plurality of blood components into the second flow while concurrently maintaining a second blood cellular component of the plurality of blood components in the first flow.
Premium Genetics (uk) Ltd.

Holographic three-dimensional display system and method

A holographic three-dimensional display system and a holographic three-dimensional display method are disclosed. Plane pixel information (j*k*m*n) of the flat panel display is reasonably used to convert the discrete spatial spectrum image information imn into the discrete spatial spectrum image sjk by using holographic coding conversion, the discrete spatial spectrum thereof is restored by using corresponding lens arrays, and the discrete spectrum widening of the sampling angle ωmn is realized by the holographic function screen so as to realize complete spatial spectrum restoring of an original three-dimensional space.
Afc Technology Co., Ltd.

Holographic display

Disclosed is a holographic display including a spatial light modulator (slm) with pixels, the slm pixels being on a substrate, the slm including circuitry which is on the same substrate as the slm pixels, the circuitry operable to perform calculations which provide an encoding of the slm.. .
Seereal Technologies S.a.

Volume holographic element, volume holographic element manufacturing method, and display device

In a process of manufacturing the volume holographic element, a holographic material layer is irradiated with reference light from the side of a second substrate in the oblique direction, and the holographic material layer is vertically irradiated with object light from the side of a first substrate in an interference exposure process. Since a first translucent anti-reflective layer is formed on the first surface of the first substrate, it is difficult that a situation in which the reference light is reflected in the first surface in the oblique direction occurs.
Seiko Epson Corporation

System and holography-based fabrication

A system and method may utilize holography to facilitate fabrication techniques such as 3d printing and lithography. The system may include a light source, a hologram of an original object or lithographic pattern recorded in a holographic medium, and a target such as a reservoir of photosensitive material or a photosensitive material attached to a substrate.
Wasatch Photonics, Inc.

Quantum wave-converter

A plug-and-play fiber-coupled nonlinear optical quantum wave-converter, optimized for quantum communications, comprises a commercial periodically-poled, waveguide-based, nonlinear optical chip, coupled with a pair of substrate-guided holographic (sgh) wavelength division multiplexers (wdm) and a pair of sgh filters; it offers bidirectional difference frequency conversion (dfg) and sum frequency conversion (sfg) simultaneously in a single packaged device.. .
Luminit Llc

Holographic wide angle display

An apparatus for displaying an image, including: an input image node configured to provide at least a first and a second image modulated lights; and a holographic waveguide device configured to propagate the at least one of the first and second image modulated lights in at least a first direction. The holographic waveguide device includes: at least a first and second interspersed multiplicities of grating elements disposed in at least one layer, the first and second grating elements having respectively a first and a second prescriptions.
Sbg Labs, Inc.

Advanced 4-dimensional signal and device testing using circuit-state recognition

The fast fourier transform describes functions into different dimensions or coordinates such as cartesian to spherical. For example, a function could be represented in the domains of time and frequency.
Attofemto, Inc.

Themed ornaments with internet radio receiver

Apparatuses for playing signals received from the internet or other information highway on one or more speakers are described. The apparatus has a receiver for receiving information from preselected addresses; a processor for interpreting the signals; and at least one speaker for playing signals from the internet.

Holographic storage device

The problem addressed by the present invention is to increase the use efficiency of a holographic storage medium, achieving an increase in the number of storage layers, and to achieve favorable and stable storage maintaining the storage quality of each pixel of a page interior and page exterior. As a solution, the present invention is provided with: a phase mask that adds phase information to signal light; a phase mask drive unit that drives the phase mask; a phase mask control unit that controls the phase mask drive unit; and a phase mask drive speed detection unit that detects the drive speed of the phase mask.
Hitachi, Ltd.



Holographic topics:
  • Holographic
  • Microscope
  • Ion Source
  • Photovoltaic Module
  • Photovoltaic Modules
  • Photovoltaic Cell
  • Hydrogen Fluoride
  • Collimated Beam
  • Scattering
  • Image Acquisition
  • Reproduction
  • Data Storage
  • Bodily Fluid
  • Generators
  • Transverse


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    This listing is a sample listing of patent applications related to Holographic for is only meant as a recent sample of applications filed, not a comprehensive history. There may be associated servicemarks and trademarks related to these patents. Please check with patent attorney if you need further assistance or plan to use for business purposes. This patent data is also published to the public by the USPTO and available for free on their website. Note that there may be alternative spellings for Holographic with additional patents listed. Browse our RSS directory or Search for other possible listings.


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