Projectors TRIZ Cases

A wavelength conversion element substrate integrates a reinforcement plate via interlocking engaging portions to enhance structural rigidity.

Integrated lead screws enable rapid coarse alignment and fine positioning of a projector mount while reducing installation time compared to separate fasteners.

A compact laser phosphor optical architecture uses non-telecentric optics to achieve high brightness levels.

Segmented metal and inorganic oxide layers block ion diffusion and relieve bonding stress, maintaining reflection layer reflectance.

A video projector and image-capturing devices project digital design model information onto surfaces.

A wire grid polarizer uses parallel rods with mixed transparent and absorptive ribs to separate light polarization states.

A phosphor wheel with two non-overlapping radial regions and separate light sources.

A fiber scanning projector uses a piezoelectric actuator to drive a fiber bundle for two-axis light scanning.

A dual-sided display module uses a projection component to project images onto a windshield.

Segmented inflatable masks form sealed ocular cavities to prevent cross-contamination during eye exams.

Segmented axes and sequential control reduce gravity interference, improving lens positioning accuracy in projectors.

Concave-convex structures on the color wheel disc increase heat dissipation without adding noise, reducing operation temperature by 11-17%.

A stepper motor control system applies drive signals to rotate a reflection mirror for vehicle head-up displays.

A coaxial optical projection device uses high-order aspherical lenses to concentrate light and illuminate liquid crystal displays evenly.

A compact zoom lens uses moving negative and positive groups to enlarge images from light valves.

A spatial light modulator uses a zig-zag shaped gap between reflective elements and a light shield to redirect stray reflections.

An auxiliary blue light source compensates for excitation intensity fluctuations, maintaining consistent color temperature in fluorescent lighting systems.

Transparent graphene thermal conductive films attach to LCD light valve surfaces to enable rapid heat dissipation.

Thermal grease bridges the annular assembly surface of a condenser lens with a lens holder bearing surface to reduce temperature.

A projector camera captures structured light patterns to determine pitch and yaw offset angles for automatic image alignment.

A six-primary solid-state illuminator uses photoluminescence devices to produce distinct primary-color combinations.

Extracting shutters from the projection lens simplifies structure while maintaining stability to resolve manufacturing cost trade-offs.

A vehicle head-up display stepper motor uses inertia rotation to reach mechanical stabilization points after drive signal cutoff.

Segmented mirrors on a rotating hub eliminate heavy beam combiners, resolving visibility trade-offs in Pepper's Ghost displays.

Horizontal movement eliminates gravity influence on the image generation unit, enabling high precision without complex control mechanisms.

Independent feeding and rotation mechanisms resolve back focus and centering contradictions in short-throw projector lenses.

A borescope pattern projector uses an asymmetric optical fiber bundle to enhance surface contrast for image capture sensors.

Intersecting prism surfaces redirect laser excitation light onto phosphors to boost fluorescence conversion.

A display device adjusts a reference frequency to match input signal frequencies, enabling broader signal processing capabilities.

A light source system uses a dichroic assembly to guide converted fluorescent light along an exit path while blocking unconverted excitation light.

A projection apparatus directs specific light wavelengths to identified plant regions using image recognition.

Microlens arrays on both surfaces of a single substrate suppress speckle noise while maintaining high transmittance.

A conformal-coat layer protects aluminum wires from oxidation while an overcoat spans channels to prevent collapse.

A cam actuator with curved surfaces rotates to push a light-homogenizing device, eliminating disassembly and tool requirements.

Time-sequential phase holograms on a spatial light modulator reduce laser speckle without mechanical diffusers.

Curved surface deflects airflow away from optical sensor, reducing dust deposition that degrades projector reliability.

A projector light source unit combines blue, green, and red light channels through independent emission devices to enhance color balance.

A pressing member secures a substrate against a heat radiating member to ensure direct thermal contact within a projector light source device.

Modular wavelength conversion devices use ceramic carriers to resist substrate deformation at high temperatures, preventing phosphor detachment.

A sealed housing with a coolant reservoir modulates the temperature of an image projection device to prevent damage from excessive heat and foreign elements.

A planar photodetector estimates location using weighted mean algorithms to align multiple projectors in spatial augmented reality systems.

A wavelength conversion module uses distinct reflective layers on a substrate to manage heat conduction and optical reflection.

A light source apparatus controller adjusts cooler output based on temperature detectors near multiple semiconductor elements to maintain uniform thermal conditions.

A pattern projector uses a convex portion with an outer lens to form clear images.

A microlens array adjacent to a display produces a light field that simulates an in-focus virtual object within the observer's accommodation range.

Two dielectric multilayer filters with distinct half-value wavelengths create a steep ultraviolet cut-off characteristic.

A projection lens barrel uses an annular metal heat radiator to dissipate thermal energy, suppressing lens positional deviations caused by thermal expansion.

Rotating and shifting individual image lines aligns edges with the projection surface, eliminating complex angle measurements for keystone correction.