Projectors TRIZ Cases

A projector liquid crystal panel uses a microlens array to collect illumination light into high-transmittance regions.

Segmented projector arrays achieve 10,000 pixels per mm² density while reducing power consumption and device size.

Relief structure at a metal interface excites surface plasmons to convert random polarization, preventing etendue increase and maintaining light efficiency.

Elastic connecting cloth applies tension to projection screen boards, preventing deformation and unevenness in large displays.

An external adjustment mechanism compensates for cumulative manufacturing tolerances that cause optical path deviations.

Independent laser module control balances polarized light intensity, eliminating depolarizer costs and ensuring consistent 3D image brightness.

A voice assistant extracts keywords from user commands to resolve the contradiction between ease of operation and device complexity.

Segmented light sources with diffusing elements reduce flicker and shimmer while extending lamp life in high-performance 70 mm film projection.

A liquid crystal display uses transmittance measurement to trigger temperature adjustments that sweep ionic impurities from the panel.

A light source device combines blue and yellow light via a polarization splitting element to generate white illumination.

Removing intermediate optical elements reduces absorption losses while maintaining high light utilization through merged homogenization functions.

A camera sound processor adjusts microphone directionality based on zoom magnification.

A polarized dichroic mirror alignment module manages RGB laser beams using a phase retarding component to transform polarization states.

A projection focusing mechanism uses a sliding groove and positioning hole to lock the focus ring against external forces.

Radial protrusions and cavity structures secure removable color filters in rotating light fixtures, preventing misalignment during operation.

Modified emitter positions compensate for optical distortions, resolving gaps and non-uniform dot density in three-dimensional sensor modules.

A projector lens adjustment mechanism uses nested members and same-side screw controls to move the optical axis.

Disturbing the beam splitting lattice reduces output field deviation and enhances speckle array uniformity across large fields of view.

An interactive projection system detects objects to steer high intensity laser beams away from protected areas.

A wearable projection mapping system displays a scalable tape measure image directly onto surfaces.

A projection device uses a flipping support assembly to orient the lens for surface projection.

A Fresnel lens group parallelizes light beams using segmented positive power elements to maintain circular distribution.

A light combiner uses a polarization separation film to transmit and reflect orthogonal light fluxes for efficient optical combination.

Segmented layers use scatterers and nano-antennas to boost conversion efficiency while controlling light orientation.

A control apparatus adjusts projected images to match the shape of solid objects using position and projection data.

A two-group variable magnification projection optical system moves positive and negative lens segments to adjust focal length while maintaining reduction-side telecentricity.

Mask information regulates pixel intensity in overlapping zones, preventing resolution loss from projector parameter estimation errors.

Segmented light-shielding layers with low reflectance block return light to prevent pixel transistor malfunction while minimizing stress-induced cracking.

Vertical waveguide stacking with evanescent coupling folds light paths, reducing chip area while preventing parasitic coupling between levels.

A control unit switches temporal pixel shifting to enhance spatial resolution.

A light source device combines multi-emitter and non-multi-emitter lasers with a cylindrical collimator lens to adjust laser light.

A projector lens adjuster uses a pivoting operation member linked to an arm for precise focus control.

A gear mechanism with partial no-tooth segments converts continuous motor rotation into intermittent movement of opposing diaphragm plates.

A wavelength conversion element uses quantum dot layers and a diffusion layer to separate light spectra.

A projection system uses a concave mirror and negative lens to form an intermediate image.

A filter device reflects unused light beams back into the optical system, resolving energy waste and improving utilization efficiency.

Triangular support segmentation isolates optical units from frame warping caused by uneven installation surfaces.

An input transmission polarizer splits light into orthogonal portions to drive pixels and provide illumination.

A boundary surface separates useful illumination from stray light via total internal reflection, eliminating unwanted interference in the projection unit.

Integrating diffractive gratings into the waveguide eliminates separate beam splitters, shortening optical path length and reducing device size.

Segmented integration rod surfaces reduce laser speckles while maintaining color purification in projection apparatuses.

Segmented lens sets and a multi-function color wheel reduce device volume while improving light collection efficiency.

A hybrid laser and phosphor light source uses dichroic mirrors to combine wavelengths for spatial light modulators.

Recess portions on a rotating disk disturb airflow to lower temperature, preventing phosphor burnout while maintaining dynamic balance.

Segmenting laser sources into high and low threshold sets expands dynamic range while eliminating energy waste from below-threshold excitation.

A polarization compensation device provides phase difference symmetry to alter light polarization states within a projection optical path.

Liquid crystal birefringence compensates for thermal warpage, maintaining focal accuracy and conversion efficiency.

A projector recommendation system calculates throw ratio and brightness requirements to match user inputs with available device specifications.

A single spatial light modulator generates multi-wavelength images using dichroic beam splitters and mirrors to separate and recombine optical paths.