Projectors TRIZ Cases

A rotating polarizing element dynamically adjusts laser beam orientation to maintain consistent image quality across the projection screen.

Stereoscopic cameras compute depth views to distinguish real humans from projected images, eliminating false alarms in laser safety systems.

Segmented radial openings in the phosphor wheel substrate preserve heat dissipation area while resolving rotational imbalance and noise.

Rotating brazed metal substrates with integrated fins dissipate heat from phosphor wheels, eliminating separate radiators that increase cost and noise.

Offsetting oblique light phase deviations with a composite optical structure improves contrast while reducing system complexity.

Stacking a phosphor layer before a quantum-dot layer on a rotating wheel reduces Stokes loss and suppresses temperature rise in the quantum dots.

A polarization-state adjusting element segments green light into sub-bands with distinct polarizations to enable a single cross dichroic prism to combine multiple colors.

A light source control section adjusts drive current using optical and thermal sensor data to maintain stable illumination.

A two-story light source device stacks red and blue lasers with a green fluorescent layer to synthesize optical paths within a compact housing.

A light source device uses a support member to position a phosphor within a groove part for precise alignment.

An antireflection layer reduces 0th-order light generation in diffractive optical elements, enabling wide-range irradiation.

Segmenting a dielectric multilayer film prevents light reflection during sealing member curing, resolving reliability issues in liquid crystal displays.

A planar waveguide with collocated optic fibers guides projector light while reflecting ambient glare.

Temperature feedback compensates for solid-state light source deterioration, maintaining image brightness accuracy without complex direct measurement systems.

A projection apparatus uses segmented airflow paths and dedicated heat dissipating members to manage thermal loads within a compact housing.

A curved special effect screen assembly uses elastic rods to unfold into a stable arc shape for rotation.

An accelerometer feeds movement data to a control module that adjusts a scanning mirror, correcting image jitter and skew caused by handheld device motion.

Shaped apertures and alignment bumps in the jig secure optical components for simultaneous passive bonding, reducing assembly time from days to minutes.

A rotating compensation element adjusts polarization angles to resolve installation deviations and improve brightness in LCoS projection devices.

Photoelectric sensor units harvest projection light intensity to generate operating power without external wiring.

A deflector redirects light flux between optical systems to enable compact projection designs.

A projector sensor holder mounts directly to a lens barrel holder to maintain precise alignment between the image sensor and projection optics.

A relay optical system with a negative power first lens group corrects image distortion in zoom designs.

An optical system uses an intermediate imaging position to reduce distortion with fewer aspherical lenses.

A laser illumination system uses two blue beams with different wavelengths to generate red, green, and blue light through a shared optical path.

A liquid-crystal lens shapes transmitted light to generate a structured pattern for object detection.

A light combining unit merges laser and wavelength conversion beams within a shared optical path to reduce module volume.

A light source device emits uniformly polarized beams using split and retardation elements.

A wavelength converter uses a hybrid glass and resin sealing layer to disperse phosphors for stable optical performance.

A projection display controller adjusts image position based on detected installation orientation.

Inorganic interstitial layers fill pores in the phosphor layer, restoring thermal conductivity and conversion efficiency lost during sintering.

A projector light source module integrates a temperature sensor on a structural component to detect optical element breakage and trigger immediate shutdown.

A delay time setting module adjusts color mixing start timing in projector light source units to maintain consistent optical output.

A polyhedral projector body uses a detachable support plate to resolve instability when placed vertically, enabling secure projection in both orientations.

Movable lens groups with specific refractive powers correct axial chromatic aberration without increasing optical system size.

Separate optical paths for blue excitation and green fluorescence eliminate axial chromatic aberration, reducing thermal load on the phosphor layer.

Asymmetric reflection mirrors redirect light paths in a projection optical system, eliminating large step portions that cause projector instability on tables.

Adjusting beam polarization and angular width reduces dangerous radiation reflection from laminated windscreen glazing while maintaining sufficient luminance.

A catoptric dioptric imaging optical system re-forms an intermediate image using three reflective surfaces on a single member.

Cerium oxide crystallite diameter control enables large particle growth in rare earth aluminate fluorescent materials.

A wavelength conversion module uses a temperature-responsive wing to dynamically open airflow channels for cooling.

A size-adjustable stereo imaging clamping device uses isometric beams to move holders along an axis for precise handheld device alignment.

Segmented phosphor layers on a crystalline base dissipate heat from high-power lasers, maintaining output stability while reducing thermal stress.

Segmented spherical and aspheric lens sets resolve the trade-off between manufacturing ease and optical distortion for 365 nm imaging.

Segmented light shield plates and integrated cooling fins manage heat divergence in high-output lamps, preventing premature deterioration of the rod integrator.

Stacked phosphor wheels distribute thermal load across multiple segments to prevent efficiency loss from thermal quenching at high pump powers.

A projection display device generates corrected image data by determining correction light based on stored screen spectral reflectivity and outside light distribution.

Dividing blue light across multiple valves extends operational life while polarizing elements maintain high contrast ratios.