Projectors TRIZ Cases

A projector frame uses guiding portions to direct airflow along the light modulation unit.

A light collection optical element positioned above a wavelength converter captures fluorescence emitted at large angles.

A single spatial light modulator generates simultaneous multi-wavelength images via dichroic beam splitters.

Injecting a high refractive index filler into cavities of a glass glue binder improves thermal conductivity and light conversion efficiency.

A projection device corrects lens parameters using an image capturing device and controller.

Replacing degradable silicone adhesives with supersonic particle deposited metal layers reduces thermal resistance in high-power light sources.

An integrated optical fixing device consolidates multiple components to resolve positioning accuracy trade-offs while reducing production costs.

A projection system specifies pixel correspondence using phase calculation from reference patterns.

A transmissive liquid crystal display device uses a light-shielding body to block stray light from reaching the switching element.

A heat conduction unit for light valves uses a vertical tube set to transfer thermal energy from the internal surface to the external environment.

A light source module integrates wavelength and polarization conversion to guide beams in a single direction.

An illumination optical system overlaps light beam parts from distinct regions to uniformize intensity distribution on an incident surface.

Phosphor conversion replaces scarce red and green lasers with yellow and green layers, reducing volume while maintaining wide color gamut.

Sequentially shifting beam spots averages interference patterns, resolving the trade-off between speckle reduction and image clarity.

Replacing photoelectric sensors with a gravity sensor eliminates light interference and reduces processor size while maintaining high-precision focal detection.

Oscillating segments distribute excitation energy to reduce color breaks and improve heat exchange.

Sensors trigger a backup projector to replace failed units, reducing downtime in harsh amusement park environments.

Controller moves optical system to reference position upon interchange detection, resolving field curvature issues from assembly errors.

A laser projection module uses a stepped housing and diffraction element to project structured light patterns.

Inclined speaker surface guides airflow toward the air outlet, resolving poor thermal management in special-shaped projectors without adding bulky structures.

A projector system adjusts screen curvature and corrects image geometry to match the projection surface.

Integrating a multilayer diffractive optical element between lens groups reduces system size and weight without sacrificing image forming performance.

Infrared sensitizing pixels activate organic light-emitting diodes to project images without a thin film transistor backplane.

Segmenting Fresnel microstructures into reflective and absorbing zones resolves the contrast-gain trade-off by directing projector light to viewers.

A projection lens system uses free curved surfaces to enlarge images onto a screen.

Planar stop structures constrain MEMS mirror rotation to prevent shock damage to elastic decoupling elements during perpendicular impacts.

Variable beam sizing compensates for non-uniform spacing at screen edges, expanding the usable display period and improving image brightness.

Parallel host and power circuit boards reduce projection apparatus volume while improving thermal dissipation for compact designs.

A projection lens attachment mechanism uses a single rotating plate to join and lock the optical component.

An accessory attachment adapter secures optical filters to image projectors using radial gap engagement structures.

A thermal module uses a heat sink with protrusions and through holes to facilitate liquid flow for enhanced cooling.

An angle-dependent filter recycles reflected excitation light, solving the bottleneck where wide beam sources cannot pass through standard selective filters.

A reflection element multiplexes phase-modulated and standard illumination light entering a polarization conversion element.

A phosphor wheel incorporates a temperature interference element between the substrate and driving motor to block heat conduction.

V-shaped light shielding bodies rotate to control light intensity without causing linear unevenness on the light valve, ensuring constant image contrast.

A projection optical system captures concentrated diffracted light from digital micromirror devices to maintain high-quality imaging.

Mechanical clamping secures inorganic polarizers to transparent substrates without adhesives.

A double-sided display device integrates a transparent self-luminous panel and a liquid crystal switching layer to enable multiple operation modes.

A projector uses a refrigerant circuit with an evaporator to cool optical elements efficiently.

A stereo projection screen uses a phase retardation layer and metal reflection layer to manipulate light polarization states for independent eye viewing.

Photoconductive layers enable high-resolution imaging on large architectural surfaces without complex electrical connections.

A wavelength conversion member uses a graded refractive index structure to enhance light extraction efficiency.

A rotatable luminescent substrate adjusts color intensity by changing its angle relative to excitation light.

Segmenting the ceiling housing from the motor assembly allows sequential installation and servicing without damaging the structure.

Marker sensors detect wheel positions to synchronize non-coaxial color wheels, preventing color mixing and ensuring accurate primary color timing.

A double lenslet array increases the field of view while maintaining image size.

Elastic connecting members stretch a woven cloth backing to maintain screen board flatness and prevent deformation across large display areas.

A position detection device captures reflected light from an indicator to determine its location on a surface.

An asymmetric connector design aligns plug contacts to maintain reception sensitivity without requiring complex directional adjustment mechanisms.