Projectors TRIZ Cases

Merging separate laser diode modules into one integrated package reduces device size and light condensing element cost while maintaining brightness.

Transparent filling layer fills pores in wavelength conversion layer, eliminating high-temperature sintering requirements and boosting optical yield.

Segmentation mask isolates projected images to prevent overlap, allowing high throughput testing within a reduced chamber footprint.

Anisotropic structural bodies in the photonic crystal control emitted light polarization without a separate polarizer, maintaining high luminance.

Telecentric lenses and folding mirrors minimize enclosure chin and depth while maintaining high image resolution.

A projection device uses a light shield and diaphragm to regulate optical paths and capture invisible light images.

Relay lens assemblies route light through multiband filters, reducing volume and loss while enabling simultaneous multi-waveband output.

An air layer between pressing and inner rings blocks thermal transmission, preventing glue deterioration during high-speed rotation.

Integrating illumination and projection optics with selective frame fixation to maintain optical alignment in compact microprojectors.

Connection members fix the color combining optical device and support bodies on opposite sides of the polarization split surface to reduce pixel shift.

Time-multiplexed optical switching shares dual laser sources between projectors, eliminating 50% duty cycle waste and improving system efficiency.

A polarization conversion unit directs laser beams through phase delay sheets to manage optical states within an illumination system.

A porous alumina substrate reflects excitation light to enhance fluorescence extraction in projector wavelength conversion elements.

Adjusting mechanism aligns two optical engines to resolve complexity in multi-projector positioning.

A pressing member with differentiated extension portions elastically deforms to urge a light guide member against a supporting surface.

A planar radiation guide propagates light via total internal reflection to enable display and imaging in a single thin interface.

Chromatic aberration-correcting optical element improves fluorescence parallelism and uniformity in illumination devices.

A projection system uses a spatial light modulator and reflecting mirror to direct light toward multiple display areas.

Single-bracket modularization consolidates optical components, reducing cumulative alignment errors and boosting manufacturing yield.

Selective light source switching prevents gradual color changes during spoke transit, eliminating complex compensation algorithms while maintaining brightness.

Protruding parts on the wavelength conversion layer enhance fluorescence emission, suppressing light loss and improving thermal conductivity.

A near-eye display light source assembly segments red, green, and blue emitters into multiple narrow bands with distinct emission peaks.

A light guide with a dichroic layer directs blue, green, and red laser beams to improve projector brightness.

Controller modulates thermoelectric cooler power using brightness and temperature feedback to prevent dew formation on the light valve module.

A laser light source device merges optical paths from two diffusion plates with distinct angles to reduce speckle.

Thermoelectric elements cool phosphors and lasers, maintaining wavelength conversion efficiency and white balance.

A light ray flux adjusting system modifies first light thickness to match second light diffusion angles in projector illuminators.

A laser illumination system uses multiple source modules to form distinct light spots on a diffusion component.

A projection illumination system uses a wavelength conversion element and a sequential light-filtering device to guide optical paths.

A projector light source uses a movable bandpass filter to adjust optical paths for flexible display modes.

Segmenting the collimator into three anamorphic lens groups converts elliptical laser beams to circular shapes without requiring large inter-lens distances.

Dual LCD displays project alternating polarized images to generate stereo effects without increasing device complexity.

A polarization conversion stack segments discrete emitters to efficiently produce polarized light for display systems.

A wavelength-converting wheel with segmented regions adjusts color proportion by switching exciting light sources.

An adjustment mechanism corrects optical path deviations from shifted components, preventing oblique placement and reducing mechanical stress.

Back-surface detection on the phosphor wheel adjusts excitation light to prevent flicker from thickness variations without blocking illumination.

A substrate-emitting SLED uses a reflective element to redirect light vertically through the wafer.

A head-up display optical system uses a concave mirror and negative lens to project virtual images onto windshields.

Separating the blue laser path from the color wheel reduces optical loss, improving luminous efficacy and color gamut in projection systems.

Merging multiple lens functions into single glass molded aspheric elements reduces system volume while maintaining full HD stereoscopic image quality.

Spacers maintain consistent distance between substrate and curved surfaces, ensuring uniform material coverage to reduce optical defects.

A reflective liquid crystal display electrode structure uses a dielectric slit to diffract light and reduce optical loss between pixel electrodes.

A projector control unit adjusts image-capturing resolution between detection and correction tasks to optimize hardware resource usage.

A telecentric relay imaging optical system forms two intermediate images to reduce lens diameter and maintain a wide angle of view.

Segmented lattice structures with division regions reduce projection collapse impact, maintaining extinction ratio and light stability under high luminance.

Phase-change refrigerant absorbs heat from the light modulator, resolving size and noise trade-offs in projector cooling systems.

A retroreflective screen uses trihedral microprotrusions with vertical faces to direct light back toward its source.

A projector determination section compares projection lens positions at power off and on to identify replacement events.

Dynamic output adjustment compensates for laser degradation, preventing luminance imbalance while preserving overall brightness.

Alternating dual laser beams eliminate spoke state discoloring while maintaining brightness and increasing color refresh rate.