Projectors TRIZ Cases

A dovetail closing member constrains a fixing object member via abutment surfaces, preventing torsion and compression that degrade positioning accuracy.

Segmented control units select SPI or I2C protocols based on accessory data to resolve communication compatibility contradictions.

An asymmetric resonant part improves heat dissipation while a retardation layer converts polarization states for accurate separation.

An integrated rotating stand adjusts the projection display orientation, resolving stability and volume trade-offs.

A projector hermetic housing uses an air guide wall and sirocco fans to circulate air for heat release.

A projection apparatus design merges light source and optical engine heat dissipation modules into a single cavity to improve thermal management.

Embedded diffusing particles in a projection screen polymer layer increase light path lengths, reducing laser speckle contrast.

Replaceable lens cap seals unitary cylindrical housing against water and dust ingress while maintaining compact volume for public safety video recording.

A monolithic LED display panel integrates pixel drivers and a micro lens array to collect and collimate emitted light for projection.

Curved lens layers guide light through integrated optical paths, eliminating thick adjustment films to reduce formation time.

A piezoelectric mirror component uses segmented actuation regions to drive independent oscillatory motion of the mirror element and drive ring.

Actuators tilt the light valve carrier to align the focal plane with tilted projection surfaces, resolving unbalanced image resolution across the display area.

A projection control unit projects visual information onto a surface based on object recognition results.

Segmented blowers and axial fans force air flow around the light source to reduce internal temperatures without increasing device noise or dimensions.

Adjustment unit directs red green and blue light at different incident angles onto a reflector for unified reflection.

An optical component varies magnification from center to edge to enlarge the projection angle of view while maintaining laser brightness at the periphery.

A cooling device uses a bent flow channel with an integrated heat sink unit to cool the medium.

Multiple laser wavelengths reduce speckle visibility while a dual integrator ensures uniform angular space filling for high-quality projection.

Folding mirrors within the lens assembly compress the footprint while intermediate lenses balance aberrations to maintain image quality.

A projection display unit separates high-luminance regions using distinct spatial light modulators and optical paths.

A near-eye display uses a selectively reflective powered optic to fold optical paths and reduce device thickness.

Segmenting the optical element into distinct surfaces resolves manufacturing complexity while minimizing eye safety hazards from zero-order light.

A projector detects distance to a target part and masks non-target areas in the projection image.

Dual evaporators cool distinct targets at different temperatures, resolving installation complexity while maintaining precise thermal control.

A laser-phosphor projector uses a green phosphor with controlled centroid wavelength to optimize color gamut.

Electronic image modification replaces mechanical fixtures to resolve the trade-off between alignment accuracy and device weight.

A projection apparatus moves the lens module along an optical axis to adjust image size and focus.

A projection light engine module uses dichroic elements to split illumination beams into separate color paths for parallel processing by dual light valves.

Reflective polarizers redirect absorbed light components back through the liquid crystal screen, reducing device heating while maintaining image brightness.

Triaxial linear motion guide devices distribute loads uniformly to inhibit frame bending while supporting heavy lenses in projector mechanisms.

A light-shielding member blocks stray light from reaching the adhesive, preventing heat accumulation on the collimating lens.

A projector cooler uses refrigerant phase change to absorb heat from the cooling target without mechanical pumps.

Variable scanning speed in a linear MEMS mirror uses DC offset driving moments to increase resolution in specific areas without mechanical adjustments.

A dual-axis adjustment mechanism compensates for mechanical tolerances by pivoting the optical element, ensuring consistent optical performance.

Solid state light sources toggle during spoke times to eliminate light losses from undefined transition areas, enhancing system efficiency.

A bezel light guide member directs illumination toward a descending wall to prevent dark reflections on a vehicle windshield.

A variable magnification optical system uses a reflective element to project an image while maintaining a constant incident angle.

A ceramic composite phosphor integrates a translucent scatterer phase to enhance light emission efficiency in projector applications.

A single laser light source system merges direct blue and excited yellow light paths to simplify optical structures.

A scanning light valve array uses a shaped beam to sequentially illuminate regions, minimizing crosstalk and ghost images in single-projector 3D displays.

A light synthesis prism optical device uses a heat insulating member to reduce registration shifts caused by thermal stress.

A lighting apparatus uses a tilted optical element to change the traveling direction of parallel light flux from laser diodes.

An illumination system uses a curved reflector and lens module to maintain light beam uniformity while reducing component count in projection devices.

Periodic switching of blue light exposure across liquid crystal subpixels prevents radiation damage while maintaining display reliability.