Planar Light Sources TRIZ Cases

A vehicle lamp projection lens uses a Fresnel element to shape light beams efficiently.

A light emission assembly uses a perpendicular side wall area to mechanically connect to various mounting structures for secure attachment.

Bent wire sections prevent short circuits at intersections, allowing individual LED addressing on complex automotive surfaces without flat substrates.

A pre-warped LED module substrate positions the central light emitting unit against a heatsink to improve thermal conduction.

Backlit LED packages use extraction features on a waveguide body to control light removal, resolving non-uniform color distribution from Lambertian sources.

Segmented lamp plates attach via magnetic forces to prevent deformation, maintaining brightness and viewing angle performance in large displays.

A LED module uses a CCT correcting layer with distinct refractive index to manage thermal distribution and optical properties.

A planar illumination device uses a light guide plate with through holes to create pseudo light sources for uniform brightness.

Integrating filaments and conductors on a bendable sheet eliminates complex glass frame assembly, reducing production time and costs.

A light guiding structure routes illumination from a single source through multiple housing apertures to achieve uniform brightness.

A lamp lens secured by a flip pressing frame and snap-fit structure for easy mounting.

Optimized microlens array produces high contrast structured light without additional optical components, relaxing alignment tolerances.

Segmented lens strips and angled reflective sheets shape light beams, reducing projector count while maintaining customizable illumination patterns.

Working fluid vaporizes at hot phosphor sites and condenses at cold locations to remove heat, extending phosphor lifecycle.

A modular LED lighting system uses triangular blue and elliptical red patterns to create uniform mixed light for plant tissue culture.

Segmented light modules powered by a universal battery receptacle eliminate frequent repositioning in large construction areas.

Metal core circuit board transfers LED heat to surrounding water, enabling high brightness without overheating the battery or electronics.

Segmented luminaire design with spring contacts eliminates complex wiring, reducing assembly errors and enabling in-field module replacement.

Tilted lens arrays in optical plates resolve color non-uniformity from medium power LEDs by controlling angular intensity distribution.

Elastic catches on the frame secure the cover and fix the board, enabling customizable configurations while an aluminum radiator dissipates heat.

Segmented LED light engines with prismatic lenses enable troffer upgrades without ceiling penetration, ensuring uniform color mixing.

Orienting red, green, and blue LEDs along specific paths minimizes color combination distance for high purity white light.

Planar sectors divide the LED light field to reduce emission area while maintaining spectral diversity.

Segmented phase-change heat pipes conduct heat away from LEDs while angled louver reflectors reduce glare for precise light distribution.

Light arrays embedded in athletic surfaces emit upward illumination to display dynamic information and advertisements directly through the playing area.

Segmenting the lightguide plate and applying local optical qualities maintains uniform luminance while reducing device size.

Segmented LED assemblies with local phosphors and a conical reflector achieve high color rendering without remote conversion obstructions.

Adjusting the distance between light emitting diodes to within 250 μm resolves the contradiction between high device density and poor heat radiation efficiency.

A light distribution element uses a concave reflecting face and Fresnel surface to redirect optical energy across an emitting plane.

A light diffusing layer scatters excitation radiation to improve color uniformity and reduce phosphor material quantity by up to 40%.

An intermediary mounting frame with indexing tabs secures flat panel fixtures while preserving junction box access.

An insulating layer isolates electrode lines from the reflection layer to stop leakage current and voltage deviations that cause metal peeling.

Optical foils redirect collimated light from identical LED collimators, resolving device complexity while controlling beam direction.

Flexible printed circuit substrate supports LED chips and conductive sections, reducing wire breakage during bending while achieving uniform illumination.

Segmenting the lighting function into two simple circuits via a three-contact metal ring enables dual-color emission without complex drivers.

A curved light guide member with a reflective pattern redirects LED light through an aperture.

A lighting device uses active ventilation components mounted on the support board to create airflow for thermal management.

A phosphor illumination module converts laser radiation into white light for multi-angle sample wafer inspection.

Sliding slots and projections translate the rotational axis relative to the base, maintaining an orthogonal center of gravity path to prevent tilting.

A luminaire DCL connection plug merges electrical contact with mechanical attachment to a support surface.

Sliding trim ring tabs engage the housing and lens, resolving assembly complexity in compact LED fixtures.

Exterior tab placement on the reflector flange eliminates internal shadows that cause dark spots, ensuring uniform illumination across the lens surface.

Spacing the primary exit surface of the optical element resolves the contradiction between light output efficiency and color rendering index.

An illuminant module uses a single current regulator to adjust luminous flux across multiple LED units with distinct phosphor layers.

A reflective optical element covering the LED chip mixes multi-color light to eliminate fringes and improve homogeneity.

Curved reflection modules redirect light from single sources to eliminate dark portions in vehicle lighting without adding optical elements.

Segmented N-sided rods position LED arrays at specific angles to minimize obstruction and maintain cooling performance.

A rotating lens assembly switches sub-lenses to match light sources, enabling precise beam angle control.

Spherical sealing resin members prevent LED chips from obstructing reflected light, resolving brightness losses caused by planar reflector designs.

Independent zone control directs light below the horizon, reducing glare while maintaining illuminance in urban decorative fixtures.