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WO/2021/149573A1 |
A projection type image display device according to the present disclosure comprises: a solid-state light source array including a plurality of solid-state light sources; a first diffusion plate for diffusing emission light from the soli...
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WO/2021/147577A1 |
Disclosed are a screen (100) and a preparation method therefor, and a projection system. The screen (100) comprises a substrate (110); a surface diffusion layer (120) arranged on the surface of one side of the substrate (110); a Fresnel ...
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WO/2021/149584A1 |
Provided are a light source device, a projection-type image display device, and a method for protecting a light source device, with which it is possible to sufficiently protect a light source against a short-circuit failure. To this end,...
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WO/2021/149479A1 |
The present invention suppresses burning of a spatial light phase modulator. A projection apparatus (1) comprises an illumination optical system (12) that emits light, an information processing unit (20) that generates a hologram pattern...
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WO/2021/149793A1 |
A configuration in which a heat-radiating member is fixed to a housing via a retaining member, wherein stress that may be produced in the fastening part on the housing side is reduced. Disclosed is a head-up display (1) comprising: a hou...
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WO/2021/149499A1 |
This optical system is provided with: a first optical system that has a polarization conversion element for aligning the polarization direction of light including a plurality of colored light beams with a predetermined polarization direc...
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WO/2021/145169A1 |
According to the present invention, a liquid crystal display element (11) has a pixel region for optically modulating incident illumination light (L1) for each pixel. A heat sink (12) dissipates heat from the liquid crystal display eleme...
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WO/2021/143444A1 |
A fly-eye lens group (50), a light source device (100), and a projection apparatus (200). The fly-eye lens group (50) comprises: a first fly-eye lens (501), a second fly-eye lens (502), and a third fly-eye lens (503). The first fly-eye l...
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WO/2021/143552A1 |
A projector comprises a secure processing block, a lens, and a projector housing. The secure processing block is connected to the lens, and is accommodated in an internal space of the projector housing. The secure processing block compri...
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WO/2021/143553A1 |
A projector, comprising: a projector body (11) provided with an opening, wherein a lens (111) of the projector is placed in a cavity of the projector body (11) and extends from the opening to the outside; and a front cover assembly (12) ...
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WO/2021/143330A1 |
Provided is a projector out-of-focus correction method based on edge perception. In the method, a projector-camera system is used, and a lens of a projector and a lens of a camera both face a projection surface; a special input image is ...
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WO/2021/143438A1 |
Provided is a light source device (10a, 10b, 10c, 10d, 10e), comprising a light source (100), a wavelength conversion device (500), and a dichroic sheet (300). The light source (100) is used for emitting exciting light, and the wavelengt...
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WO/2021/142837A1 |
The present invention provides a projection lens, comprising, in order from an object side to an image side: a first lens having positive refractive power, a second lens having positive refractive power, a third lens, and a fourth lens h...
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WO/2021/143441A1 |
Disclosed are a light source modulation system and method, and a light source system. The light source modulation system comprises a first spatial light modulator (201), a light splitting element (202), a second spatial light modulator (...
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WO/2021/143443A1 |
A projector, the projector comprising: a lens (30); a projector housing body (10), provided with an opening, the lens (30) being located in the projector housing body (10); and a projector housing cover body (20), fixedly connected to th...
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WO/2021/145252A1 |
A wavelength conversion element according to an embodiment of the present disclosure comprises: a phosphor layer including a plurality of phosphor particles and having one surface and the other surface that face each other; a coolant for...
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WO/2021/143437A1 |
A projector apparatus holder device (100) comprising a base plate (12), a first sliding rod assembly (2), a second sliding rod assembly (3), and a holder component (4). The base plate (12) is provided with a main body (121) and a support...
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WO/2021/143439A1 |
Disclosed in the present application is a projection screen. The projection screen at least comprises a diffusion layer, a reflection layer and a microstructure layer, wherein the reflection layer is arranged between the diffusion layer ...
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WO/2021/143445A1 |
Provided is a light source device (100), comprising: a light source (10) for emitting first excitation light (L1); a wavelength conversion device (20), the wavelength conversion device (20) comprising a wavelength conversion zone and a n...
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WO/2021/142957A1 |
An integrated projection and illumination device, comprising a housing (1), an illumination assembly (5), a projection assembly (3), an installation assembly (2), and a projection angle adjustment mechanism (4, 6). The side wall of the h...
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WO/2021/143440A1 |
A screen installation device comprises a screen main body (200) and an automatic raising/lowering device (100) connected to the screen main body. The automatic raising/lowering device comprises: a supporting base (110); multiple supporti...
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WO/2021/143442A1 |
A secure processing block (100) and a projector. The secure processing block (100) comprises a protective casing (10) capable of preventing access to or probing of components within the secure processing block (100). An opening (120) for...
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WO/2021/139995A1 |
The invention concerns a vehicle glazing and display system (1) comprising a vehicle compound glazing unit (10; 10'; 10'') comprising a layer or surface (12a; 12b; 14) switchable between active first state and a second state, which, in t...
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WO/2021/139792A1 |
A head-up display system and a control method therefor, and a means of transport. The head-up display system comprises: an image source group, a curved mirror (20), a projection image source (30), a light ray control apparatus (40), and ...
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WO/2021/139501A1 |
A light source structure (1), comprising a laser light source (11), a color wheel (10), a first guide component (13), and a second guide component (14). The laser light source (11) is used for emitting an excitation light. The color whee...
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WO/2021/139994A1 |
The invention concerns a vehicle glazing and display system (1) comprising a vehicle compound glazing unit (10; 10'; 10'') comprising a layer or surface (12a; 12b; 14) which diffusely reflects incident light directed to the glazing unit ...
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WO/2021/139500A1 |
A mounting structure for an optical assembly, comprising a bracket (100), a first element mounting position (110) and a second element mounting position (120) opposite to each other being provided on the bracket (100); the first element ...
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WO/2021/135958A1 |
A projection display system (10), comprising: a light source (100) for emitting an illumination light; a light energy balancing device (200) located in an emergent light path of the light source (100), and used to divide the illumination...
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WO/2021/135962A1 |
A light source module (100), comprising: a first light source module (101), configured to output a first beam; a second light source module (1011), configured to output a second beam, the etendue of the first beam being less than the ete...
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WO/2021/135961A1 |
Embodiments of the present application provide a light source device, comprising a light source, an optical expansion assembly, and a light combining assembly. The light source comprises a laser module and a fluorescent module, the laser...
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WO/2021/135960A1 |
A polarization splitting device, comprising: a first optical element (1), the first optical element (1) comprising a light incident surface, a polarization splitting interface and a reflective interface, and the polarization splitting in...
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WO/2021/135967A1 |
A projection device (300). The projection device (300) comprises a housing (200) and a dustproof net assembly (100), wherein the housing (200) comprises a housing plate (210); and the dustproof net assembly (100) is fixedly provided on t...
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WO/2021/136518A1 |
The embodiments of the present invention relate to the field of optical technology, and disclose a lens module, comprising a sleeve, a lens barrel and a locking ring, wherein the outer surface of one end of the sleeve is provided with a ...
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WO/2021/135959A1 |
Disclosed is a light blocking device (100), comprising a front support (1), a first baffle (2), a rear support (3) and a second baffle (4), wherein the front support (1) comprises a first support main body (11), a first sliding rail (12)...
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WO/2021/134569A1 |
An internal projection floating display, comprising: one or more projectors and one or more air bags, wherein the projectors are arranged in the air bags, an outer surface of each air bag is partially or completely semi-transparent, and ...
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WO/2021/135606A1 |
Embodiments of the present invention relate to the technical field of optics, and disclose a projection lens, comprising: a display chip, an equivalent rectangular prism, a first refractive lens group, a diaphragm, and a second refractiv...
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WO/2021/135587A1 |
Provided are a projection device (401) and a projection interaction method therefor. The projection device (401) comprises a light processor (410), an imaging lens (450), a polarizing light splitter (420), a light valve (430), an image s...
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WO/2021/135833A1 |
A projector comprising a shell (1) provided with an accommodating space (10) and a radiator (2) fixed in the accommodating space (10), wherein the shell (1) comprises a plurality of louver structures (11) arranged on the shell (1) in a p...
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WO/2021/135850A1 |
A power supply installation module and a projection device with same, the power supply installation module comprising a power supply frame body (1) and a power supply (3), wherein the power supply frame body (1) is provided with a cavity...
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WO/2021/135965A1 |
A power supply accommodating module for a projection device, comprising: a power supply installation cavity (2), wherein the power supply installation cavity (2) has a power supply installation port (100) and a bottom region (200) opposi...
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WO/2021/134789A1 |
A projector and a projection system. In the projector (200), a projection light source (210), a polarized beam splitting prism (220), and a projection lens (250) are located at a first direction, and the polarized beam splitting prism (2...
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WO/2021/135964A1 |
A secure processing module (100) and a projector that uses the secure processing module (100). The secure processing module (100) comprises a housing (1) enclosed to form an accommodating space (10) and a heat dissipation device (2) inst...
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WO/2021/135966A1 |
An electronic box module (10) and a projection device (20) using same. The electronic box module (10) comprises a housing frame (100), a control board assembly (200) and an adapter board (300). The adapter board (300) is provided on the ...
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WO/2021/135844A1 |
A projector comprising a frame body (100), a back plate (300), a control panel assembly (200) and a shell, wherein the frame body (100) is placed in the shell, the back plate (300) and the control panel assembly (200) are arranged on the...
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WO/2021/131946A1 |
[Problem] To provide a light source device, a headlight, a display device, and a lighting device having excellent heat dissipation properties. [Solution] The light source device includes a substrate, a fluorescent body, a light emitting ...
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WO/2021/132059A1 |
This illumination device is provided with: a first light source that emits first illumination light phase-modulated so as to have a desired intensity distribution; a second light source that emits second illumination light; an integrator...
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WO/2021/128408A1 |
A near-eye display device and an eyeball tracking system thereof, comprising a processor (1), that is used for outputting a video signal; a control analysis apparatus (2), that is used for obtaining, according to the video signal and a p...
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WO/2021/132993A1 |
A projector includes a monochromatic self-luminous display panel; a color filter disposed in front of the monochromatic self-luminous display panel; a filter driver configured to move the color filter in direction parallel to the monochr...
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WO/2021/129500A1 |
The present utility model provides a projection screen, flatness adjusting devices, and a supporting and limiting device. The projection screen comprises a left frame, a right frame, a curtain, and the flatness adjusting devices, wherein...
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WO/2021/131827A1 |
The present technology pertains to an information processing device and an information processing method that more reliably make it possible to project an image using multiple projection devices. Provided is an information processing dev...
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