Projectors TRIZ Cases

A projection display mirror reflects synthesized white light while transmitting specific color wavelengths to a rear-mounted illuminance sensor for precise measurement.

An optical device splits a modulated light beam into separate paths to enable precise sensor detection of the second split beam.

Segmenting the optical path into distinct zones reduces fluorescence etendue without increasing excitation light density or degrading conversion efficiency.

A projection device uses a polarization module to direct light beams along perpendicular axes for dense collection.

A concave buffering unit absorbs turbulence from clogged filters to maintain accurate airflow rate detection and effective cooling.

Top-mounted upward/downward controls prevent positional deviation, resolving stability issues in vertical configurations.

A vehicle imaging device uses a picture generation unit and mirrors to reflect light through an inclined screen panel for windshield display.

Six assembled prisms with stepped surfaces reduce light leakage while maintaining compact device size.

A projection prism redirects illumination through internal surfaces and condenses its path.

Multiple beam splitters merge projector and camera paths to eliminate position detection errors from relative displacement.

A projector cooling device supplies intersecting air streams to generate turbulence along optical element surfaces.

A light source apparatus uses a fly-eye lens pair to homogenize exciting light before it reaches the wavelength conversion device.

Dual exhaust fans with inclined discharge angles mix hot lamp air with cooler regional airflow to reduce overall temperature.

Elliptical laser spots from asymmetric lens arrays maintain brightness while reducing volume.

A lens module uses a voice coil motor to adjust the lens distance and a digital light processing component to control light reflection.

Transparent volumetric display resolves convergence-accommodation mismatch by projecting sequential image pairs for natural depth perception.

Active coolant circulation through integrated channels extracts heat from DMD pixels, preventing temperature thresholds that damage optical components.

A light shielding plate with apertures blocks reflection light from modulators to protect laser sources.

A polarization conversion system directs and rotates light bundles to enhance transmission efficiency.

A projection display apparatus uses a phase difference corrector to manage polarization states in reflective liquid crystal systems.

A parallax barrier directs light through a transparent screen to project space images, eliminating the need for specialized viewing glasses.

Segmented 2D LCD and 3D LCoS modules share a waveguide optical path to resolve interaction complexity in augmented reality eyepieces.

Segmenting the light beam into discrete partial beams reduces energy absorption by opaque mask regions, eliminating complex cooling requirements.

A reflector with a protruding heat dissipation member suppresses mirror deformation from high illuminance, maintaining image quality.

System captures face images to compare against stored glasses contours, enabling automatic mode switching without manual input.

Parallel phosphor and reflector surfaces reduce etendue, distributing power density to extend component lifespan.

Folding the optical path via a reflective member reduces overall length while suppressing color aberrations in compact projection systems.

A display device dynamically adjusts laser and phosphor light amounts based on image data to maintain wide color gamut performance.

A rectangular light generating lens shapes blue laser excitation onto a rotating phosphor wheel to emit yellow light.

White porous ceramic replaces silver plating in wavelength conversion devices, preventing oxidation and maintaining high reflectivity under heat.

A deflection member directs exhaust airflow away from the projection plane to maintain image clarity.

A reinforcement structure with a fracture concentrates deformation at the shaft portion to reduce stress concentration and prevent fatigue damage.

A projection apparatus moves an image while capturing test pattern changes to determine screen boundaries.

An anisotropic light expanding element adjusts laser beam orientation along the slow axis to optimize elliptical spot geometry.

A control unit filters connection information to execute plug and play only for specific device types.

A high thermal conductivity reflector extracts heat from the screen to prevent overheating while maintaining optical brightness.

Organic adhesive bonding reduces heating temperature and thermal stress in projector light source devices.

Segmented phase compensation layers between nested lens structures resolve thickness constraints in high-definition liquid crystal displays.

Machined vertical alignment features maintain spatial tolerances across wide temperature ranges, preventing light leakage in illumination projectors.

A single photodiode detects reference timings from forward and backward scanning paths to generate precise control signals for image alignment.

A laser projector control unit adjusts light emission levels to protect users from eye exposure during operation.

A lighting device uses synchronized rotating phosphor and filter wheels to dynamically adjust emitted light properties.

Concentrating blue light via a curved reflector onto a phosphor layer converts wavelengths to boost projector luminance while reducing optical path complexity.

A projection optical system uses one aspherical lens in the first group to correct aberrations while maintaining a compact structure.

Adjustable light transmitting elements in an X-type module prevent phosphor wheel damage from excessive energy concentration.

An inverted transmission optical path reduces projector volume while eliminating high-precision reflector coating requirements.

A light source device uses a CPU to synchronize a color wheel with a fluorescence wheel, shifting positions to balance emitted wavelengths.

A multi-color laser illumination system integrates separate light sources with a specialized light guide to enhance beam uniformity.