[go: up one dir, main page]
More Web Proxy on the site http://driver.im/

Iwai et al., 2014 - Google Patents

Projection screen reflectance control for high contrast display using photochromic compounds and UV LEDs

Iwai et al., 2014

View HTML @Full View
Document ID
1765787553608216867
Author
Iwai D
Takeda S
Hino N
Sato K
Publication year
Publication venue
Optics express

External Links

Snippet

This paper presents the first proof-of-concept implementation and the principle that realizes a projection display whose contrast does not decrease even with existing inter-reflection of projection light or environmental light. We propose the use of photochromic compounds …
Continue reading at opg.optica.org (HTML) (other versions)

Classifications

    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G3/00—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes
    • G09G3/20—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters
    • G09G3/34—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters by control of light from an independent source
    • G—PHYSICS
    • G02—OPTICS
    • G02F—DEVICES OR ARRANGEMENTS, THE OPTICAL OPERATION OF WHICH IS MODIFIED BY CHANGING THE OPTICAL PROPERTIES OF THE MEDIUM OF THE DEVICES OR ARRANGEMENTS FOR THE CONTROL OF THE INTENSITY, COLOUR, PHASE, POLARISATION OR DIRECTION OF LIGHT, e.g. SWITCHING, GATING, MODULATING OR DEMODULATING; TECHNIQUES OR PROCEDURES FOR THE OPERATION THEREOF; FREQUENCY-CHANGING; NON-LINEAR OPTICS; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating, or modulating; Non-linear optics
    • G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating, or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
    • G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating, or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
    • G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
    • G02F1/1333—Constructional arrangements; Manufacturing methods
    • G02F1/1335—Structural association of optical devices, e.g. polarisers, reflectors or illuminating devices, with the cell
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS, OR APPARATUS
    • G02B27/00—Other optical systems; Other optical apparatus
    • G02B27/22—Other optical systems; Other optical apparatus for producing stereoscopic or other three dimensional effects
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G2320/00—Control of display operating conditions
    • G09G2320/06—Adjustment of display parameters
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ELECTROGRAPHY; HOLOGRAPHY
    • G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
    • G03B21/00—Projectors or projection-type viewers; Accessories therefor
    • G03B21/54—Accessories
    • G03B21/56—Projection screens
    • G03B21/60—Projection screens characterised by the nature of the surface
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
    • G09F13/00—Illuminated signs; Luminous advertising
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS, OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G5/00—Control arrangements or circuits for visual indicators common to cathode-ray tube indicators and other visual indicators
    • G09G5/10—Intensity circuits
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G5/00—Control arrangements or circuits for visual indicators common to cathode-ray tube indicators and other visual indicators
    • G09G5/02—Control arrangements or circuits for visual indicators common to cathode-ray tube indicators and other visual indicators characterised by the way in which colour is displayed
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
    • G09F19/00—Miscellaneous advertising or display means not provided for elsewhere
    • G09F19/12—Miscellaneous advertising or display means not provided for elsewhere using special optical effects
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T11/00—2D [Two Dimensional] image generation

Similar Documents

Publication Publication Date Title
US12101456B2 (en) Multi-view displays and associated systems and methods
Grundhöfer et al. Recent advances in projection mapping algorithms, hardware and applications
Ito et al. Holographic reconstruction with a 10-µ m pixel-pitch reflective liquid-crystal display by use of a light-emitting diode reference light
Salvador-Balaguer et al. Low-cost single-pixel 3D imaging by using an LED array
Hainich et al. Displays: fundamentals & applications
Bimber et al. Superimposing pictorial artwork with projected imagery
Bimber et al. The visual computing of projector-camera systems
US9224323B2 (en) Systems and methods for increasing spatial or temporal resolution for dual modulated display systems
US20130215093A1 (en) Power-Optimized Image Improvement In Transflective Displays
Ju et al. Occlusion-capable optical-see-through near-eye display using a single digital micromirror device
Takeda et al. Inter-reflection compensation of immersive projection display by spatio-temporal screen reflectance modulation
Xu et al. High dynamic range head mounted display based on dual-layer spatial modulation
Murdoch Brightness matching in optical see-through augmented reality
Iwai et al. Projection screen reflectance control for high contrast display using photochromic compounds and UV LEDs
Miyaoka et al. Optimization of design-wavelength for unobtrusive chromatic aberration in high-definition color computer holography
Chao et al. High-brightness holographic projection
Zhang et al. Tuning color and saving energy with spatially variable laser illumination
Takeuchi et al. Projection mapping under environmental lighting by replacing room lights with heterogeneous projectors
CN106409201B (en) display device
US20040177540A1 (en) Image assembly and method of using the same to produce backlit enhanced display
de Cunsel Evaluation of augmented reality (AR) displays performance based on human visual perception
Yan et al. Color three-dimensional display with omnidirectional view based on a light-emitting diode projector
Pavlovych et al. A high-dynamic range projection system
Cox et al. Imaging artwork in a studio environment for computer graphics rendering
Ballestad et al. Advances in HDR Display Technology for Cinema Applications, Including Light‐Steering Projection