Projectors TRIZ Cases

A layered wick with through holes cuts pressure loss while preserving capillary transport, improving evaporator cooling of the heat generator.

Extendable stabilizers and scissor links keep a ceiling-mounted projector steady during lifting, concealment, and floor-level servicing.

A swiveling beam-and-boom ceiling-track mount stabilizes movie screens without floor stands, freeing space and reducing tripping hazards.

Strip-shaped leaf springs and a rectangular toroidal coil cut inertia, enabling faster pixel shifting in compact projection drives.

A converging lens, homogenizer, and focus-positioned combiner shrink the light-mixing region to improve projection uniformity and efficiency.

Concave facing prism regions preserve air gap thickness during thermal expansion, preventing color spots and dark spots in bright projection.

A motorized laser beam traces preset patterns on walls or ceilings to train eye muscles without the fatigue of screen-based devices.

A reduction optical system lowers blue-beam illuminance on the liquid crystal valve, enabling brighter projection without faster deterioration.

Two laser-excited phosphors and an optical combiner generate bright white projector light while improving efficiency and temperature behavior.

Oblique light-dividing and mixing paths homogenize RGB laser beams, fixing uneven color distribution in compact projection modules.

Alternating reflective and transmissive combiner regions redistribute multiple laser arrays into uniform projection spots without extra lens elements.

A contamination-proof carrier assembly aligns sensor and objective within ±1° while reducing stress, process time, and contamination risk.

Drive symmetry and phase are updated from detected high-frequency vibration to keep reflector deflection stable and projected images uniform.

Adaptive lookup-table updates let projector auto-focus correct lens and distance errors automatically, reducing repeated manual fine-tuning.

A linear Fresnel lens pre-aligns projector beams before lenticular expansion, reducing angle-driven brightness jumps in 3D displays.

Flexible abutting rods compensate for optical element thickness mismatch, reducing vibration and light shift in projection devices.

Detachable screen panels and a matched intermediate member enable portable large-area projection with easy setup and minimal visible gaps.

F-number detection and relay lens flux reduction correct projector white balance despite different modulation areas and pixel pitches.

By shifting image light onto black matrix regions, this single-panel projector raises apparent resolution without adding extra panels or color mixing.

A supported transmissive member and base shorten the heat path from the wavelength converter, improving projector light output and luminance.

Focused and asymmetric diffusion shape a smaller, uniform light spot on the light valve, boosting projection brightness with fewer optical elements.

A rotatable half-wave plate adjusts S/P light ratios before beam splitting, balancing multi-lens projection brightness with less assembly complexity.

Rapid laser power variation during camera exposure broadens wavelength bandwidth, suppressing micro-interference and improving optical measurement accuracy.

Maps viewer coordinates into unit sphere space to generate real-time virtual tour views without costly 3D model reconstruction.

A dichroic mirror, reflector, and wavelength converter simplify laser projector beam combining to cut optical parts, size, weight, and cost.

A hologram engine pre-compensates waveguide emission loss to keep output zones uniform without complex broadband dielectric coatings.

Vent openings aligned to projector vent holes in different stand postures improve heat exhaust without sacrificing support stability.

By shifting the second lens array focal plane upstream, this illuminator suppresses lattice dark portions and evens projector illumination.

By detecting accessory capabilities and modifying control data streams, this case improves AR/VR content playback across attraction wearables and projectors.

Half-reflecting beam splitting and symmetric spot placement improve color uniformity while keeping the projection optical engine compact.

Collector structures narrow LED emission and collimate subframes to improve light use, preserve resolution, and enable compact full-color projection.

An array of acoustic transducers and reflectors expands leaky-mode waveguide output into a continuous wide-angle field of view.

Keystone correction waits for stable sensor conditions, reducing temperature-driven angle errors and preserving projected image accuracy.

A liquid metal layer cools the wavelength converter while easing thermal stress, helping prevent phosphor damage and delamination.

A profiled reflection layer and matched phosphor thickness confine excited light, reducing lateral scattering and improving conversion efficiency.

A time-division optical splitter routes laser light between direct illumination and phosphor excitation to raise projector brightness and laser use.

Sampling exit pupil light ratios and FWHM reveals diffuser pinhole defects, enabling laser shutdown before unsafe exposure.

Joined integrating rods use straps and low-index glue to extend optical length, preserve internal reflectance, and improve projector illumination efficiency.

Accessory type and sensor feedback are used to adjust amusement data streams, improving AR/VR presentation and attraction integration.

Intersecting dichroic mirrors and a folded reflector layout shorten the projection optical path, enabling a smaller, more integrated core.

A unified illumination-aimer optic cuts alignment offsets, structural parts, and size in multi-projector imaging hardware.

Beam expansion and collimation align RGB optical paths in mini projectors, reducing tolerance sensitivity while improving efficiency and color uniformity.

Parallel LCD screen and lens groups raise projector brightness while dispersing thermal energy and reducing optical structure cost.

Concentrating the focus lever, power switch, and coupling terminal on one wall improves projector access while keeping the casing neat.

Acceleration and distance sensors replace screen imaging to correct projector keystone distortion and adjust image size with less calibration complexity.

Separate adhesive bosses improve heat conduction from the wavelength conversion layer while preserving substrate strength and projector reliability.

Internal reflection compresses a diverging holographic light field between replicators, improving coupling efficiency in a compact head-up display.

An off-center optical element shape preserves wide FOV in a dual-optical display while reducing lens size, weight, and wearing burden.

A switchable scattering layer with polarizers and cholesteric liquid crystal blocks ambient light and preserves high-contrast projection.

A monolithic folded optical substrate uses metasurfaces and internal reflections to deliver precise beam steering, focusing, and splitting in compact assemblies.

Replacing costly collimator lenses with a parabolic reflector and telecentric lenses improves light capture for high-power COB LEDs.

Liquid organopolysiloxane composition uses buoyant hollow filler particles to form a matted surface during curing.

Dynamic projection adjusts operation images to user location, eliminating manual guidance requirements.

Inverter control circuit balances electrode thermal load by intermittently disregarding pulse-like operations during polarity reversal cycles.

Segmenting the projection surface resolves overlapping graphic conflicts by enabling pointer-specific editing zones.

Right-angle reflection surfaces in the optical system match etendue to display areas, resolving brightness unevenness from differing acceptance angles.

A projection control device coordinates multiple imaging units to capture overlapping ranges at different timings for accurate operation detection.

A rotation-type optical module uses a balancing ring with adjustable weight substances to enhance structural stability.

Merging heat releasing fins for adjacent LEDs into a unified structure reduces airflow pressure losses while maintaining effective temperature control.

A single light projection device directs illumination toward two opposing surfaces using a specialized lens module and light source arrangement.

A display panel arranges sub-pixels in a square area to distribute light rays through a lenticular lens for multi-viewpoint imaging.