Projectors TRIZ Cases

A screen light control sheet with a transparent reflective layer modulates liquid crystal alignment to switch between opaque and transparent states.

A projector uses multiple light sources with independent position control to illuminate a single modulation device.

A projector produces a dynamic grayscale adjustment image to align focus.

Solid-state light emitter coupled to a heat sink provides homogenized illumination within a compact optical projection subsystem.

A hologram optical element diffracts coherent laser rays to magnify stereoscopic virtual images within augmented reality systems.

A two-lens projection lens assembly with specific refractive powers and surface curvatures enables compact optical design.

Three non-parallel dichroic films reflect and transmit specific color beams from row-aligned LEDs to form a combined illumination beam.

Beta-sialon phosphor particles enable wavelength conversion in projector sheets.

A windshield head-up display screen uses position-dependent microlens divergence angles to distribute laser light evenly across the projection area.

Parallel optical axes and deflection members minimize projector depth while maintaining high luminance.

Screen-mounted posture sensors measure orientation to correct display images, reducing hardware costs and processing time.

Segmenting optical parts into layered subcells reduces volume while maintaining manufacturing precision for accurate shape recognition.

A dual path projection system separates light into orthogonal polarization states using a polarizing splitter and modulators to direct beams independently.

Piezoelectric vibration replaces mechanical fans to dissipate heat from optical engines while preventing dust accumulation.

Casing positioning marks guide installation alignment of the optical imaging center to prevent screen misalignment without lens shift mechanisms.

Integrated housing supports elongated lens units, resolving positioning accuracy versus system complexity trade-offs in microlithography.

A protruding insulating film shapes the electrode surface to ensure uniform alignment coverage.

Merges dichroic combiners with lightguides to eliminate bulky separate optics, enabling compact full-color augmented reality near-eye displays.

Segmenting refractive power across five groups enables a wide half-field angle and high zoom ratio while minimizing aberration variation in DMD projectors.

Narrow band emitters create distinct spectral bands to reduce cross-talk in 3D display systems, enhancing image quality.

Segmented holding sections and nested pressing mechanisms stabilize optical components against vibration while reducing manufacturing complexity.

Dual-axis rotation aligns infrared light plane with display surface, resolving detection accuracy versus adjustment complexity.

A projector inserts supplement images to upconvert frame rates for processing modules while ignoring them during output.

Separate lens units focus distinct beam fluxes onto a fluorescent layer and a diffusive reflector, equalizing light emitting regions to reduce color unevenness.

An image formation position adjusting mirror converts single display light into multiple beams with different focal distances for varied projection ranges.

Beam combiners merge distinct light sources into one path, reducing device complexity and cost compared to multiple separate projectors.

Dichroic mirrors separate composite laser light into color beams, reducing optical component count and weight in the beam combining module.

Segmented illumination sources with varying numerical apertures combine via a homogenizer to resolve intra-frame contrast limits.

A telecentric projection lens moves a correction group along the optical axis to adjust focal position.

A transparent display uses a dynamic mask to block background bleed-through and projector spill, creating solid volumetric imagery without special eyewear.

Rotating primary and eye-specific color wheels filter light beams into distinct spectra, resolving color cast issues while maintaining brightness.

A projection unit synthesizes multi-segmented screen images from connected devices and captures operator hand movements to designate active targets.

A light source device uses a selective reflection element and direction conversion to fold the optical path.

Integrating a partially transmissive region into a rotating color wheel eliminates separate filter wheels, reducing device complexity and space requirements.

A vehicle holographic projection system directs light onto generated water mist to create visible images.

Offsetting the projection lens parallel to the system axis removes trapezoidal distortion across 40-120 inch ranges.

A projection device adjusts color gamut modes by controlling brightness ratios of red, green, and blue sub-color beams.

An inclined wire grid element optimizes P-polarized and S-polarized light separation, resolving the contrast ratio bottleneck in reflection-type projectors.

A light source optical system uses two positive-power lenses to focus excitation light onto a wavelength conversion unit.

Ducts communicate at the outlet port so cooling airs collide without wall contact, preventing pressure losses that reduce flow speed.

Dual housing design channels air through openings to cool optical components, preventing thermal expansion that degrades positional precision.

Partitioned enclosures prevent heated air mixing with cooling streams, maintaining higher intake pressure to block dust entry.

Adjustment mechanism moves and rotates a light integration rod within a projection device to focus the optical beam.

Offset center of rotation in a mirror unit minimizes dynamic surface deformation during high-speed oscillation.

A content management system uses decision tree logic to automatically identify approved branded media objects for user projects.

An asymmetric pixel structure in a phase modulator suppresses high-order diffraction light, improving diffraction efficiency for holographic projection systems.

An asymmetric hexagonal mirror tunnel increases diode density and illuminance while reducing heat effects in projector systems.

A projection screen microstructure layer focuses projection light onto a reflective surface, reducing ambient light reflection to improve contrast.