Projectors TRIZ Cases
- MEMS Mirror Drive Control for Phase Alignment
Tailored drive signals align MEMS mirror phases and opening angles, resolving manufacturing variations in dual-eye projection systems.
- Lenticular Lens Screen for Laser Display Speckle Reduction
A lenticular lens screen with a pitch larger than the laser beam diameter reduces speckle noise while maintaining high resolution and clarity.
- Decentered Dome Corrects Short Throw Projection Distortion
A decenterized outer dome introduces second-order distortion to correct image plane aberrations in projection optics.
- Projector Light Source Abnormality Detection via Illuminance Segmentation
A projector light source detection unit measures illuminance across segmented frame periods to identify abnormal states.
- Adjustable Projection Device with Secondary Reflection
A compact projection device uses a lifting support to adjust reflector position and angle for flexible optical path control.
- Laser Display Speckle Reduction via Oscillating Diffuser
Oscillating diffuser reduces speckle noise in laser displays while maintaining compact size.
- Laser Light Source Angular Distribution Control for Homogenization
Enlarging short axis divergence angle via angular distribution control element improves integrator rod homogenization without extending light rod length.
- Lens Adjusting Device Parallelism Control Mechanism
A lens adjusting device uses a sliding support to align guide posts before fastening.
- Solid-State Light Source Array Cooling Configuration
Segmenting arrays by cooling needs reduces the installation area of the projection display apparatus.
- Orthogonal Light Source Rows for Compact Projector Illumination
Orthogonal emitter rows combined via a polarization combiner resolve the contradiction between compact projector size and uniform illumination intensity.
- LED Array Phase Shift PWM for Projection Luminance Control
Phase-shifted pulse width modulation controls LED arrays in projection systems, resolving the trade-off between power consumption and response time.
- Aerial Image Controller Avoiding User Overlap
A controller adjusts aerial image position and size based on user proximity detection.
- Lock for Frame with Segmented Interactive Members
Segmented lock members stabilize frame movement while simplifying folding operations via self-service dynamics.
- Ultra-Short Throw Projection Barrel Geometry for Uniform Illuminance
A compact projection optical system uses a specific barrel diameter constraint to maintain uniform light distribution across the image plane.
- Projection Environment Visibility Optimization
A recognition unit detects projection environment states using sensor data to present inducement information for improved viewing conditions.
- Projector Polarization Plate Cooling via Liquid Refrigerant Flow Channels
Liquid refrigerant flows through frame channels to cool the incident side polarization plate, resolving inadequate heat radiation for high-luminance projection.
- Diffraction Grating Display for Multi-Angle Color Projection
A display device uses multiple projectors and diffraction gratings to direct specific color components to distinct viewing angles.
- Multi-Projector Stitching via Reflective Path Alignment
Reflective elements align distinct projector light paths to create overlapping transition zones, reducing brightness gradients on directional gain screens.
- Projection Lens Assembly Aberration Control
Three-lens projection assembly with convex third lens surface and specific focal length ratios.
- Phosphor Device Reflective Substrate Red Light Output
A phosphor device employs a multi-layer dielectric substrate to boost red light output and color purity.
- LED Projection Device with Five-Color Wheel and Fresnel Lens
A projection device uses a five-monochromatic-light color wheel and Fresnel lens to direct light onto an LCD panel.
- Phosphor Wheel Groove Design for Heat Dissipation and Balance
A phosphor wheel uses a disk plate groove with a reflection member to enhance heat dissipation and dynamic balance.
- Projector Thermal Module Selection via Airflow and Space Dimensions
A projector design calculates reference values from airflow velocity and fin pitch to select optimal thermal modules.