Planar Light Sources TRIZ Cases

A circular light-guiding structure uses microstructures and trenches to diffuse light uniformly across the emission area.

Segmented submounts and conductive elements electrically couple high voltage LEDs in series, improving heat dissipation and connection reliability.

A flexible organic electroluminescent illuminating device integrates a single driving unit to enable natural movement of the light-emitting surface.

A linear LED array uses translucent and semi-opaque panels to create architectural partitioning with integrated lighting.

Overlapping planar LED emission areas reduce non-uniform brightness on the outer tube globe while maintaining high luminous efficacy.

Integrated lens and translucent diffusing layer disperse LED light energy across a larger surface area for uniform illumination.

A tri-lobe optic with concave and convex curves spreads light from a linear LED source over a larger area.

Segmented rotating bars resolve the contradiction between high-resolution displays and structural complexity, enabling immersive interactive gaming.

A secondary optical element with a curved incidence surface and free-form emitting surface reduces glare while maintaining high light extraction efficiency.

An expanding fireproof unit covers the LED circuit board and surrounding gaps when heated, preventing flame spread through ceiling openings.

Extendable spring electrodes allow a reversible LED component to fit various sockets while maintaining functionality across current directions.

A rotatable lighting device uses a sliding ring and guide grooves to reduce cable stress and wear while maintaining illuminant orientation.

Air deflectors redirect heat expulsion opposite to light emission, preventing curing medium disturbance.

Applying a reflective coating after reflow soldering prevents paint discoloration and maintains uniform light output efficiency.

A resilient silicone gasket yieldingly constrains a secondary lens to accommodate thermal expansion.

A spotlight design uses a light mixing rod to homogenize LED output before reflection.

A one-piece optical member with polymeric secondary lenses directs light from LED sources.

Continuous optical elements linked by flexible joints eliminate alignment tolerances between separate reflectors.

A wavelength selection layer transmits first wavelength light and reflects second wavelength light in a backlight assembly.

Segmented LED modules with light shields reduce headlamp volume while preventing dazzling to other road users.

A light-emitting device uses multiple laser sources to drive a single section for flexible light distribution patterns.

A translucent insulating acoustic panel integrates LED lighting elements directly into its structure for decorative wall covering applications.

Thermoelectric cooling devices manage LED operating temperature, preventing thermal backflow and extending lifespan in high-power applications.