Planar Light Sources TRIZ Cases

Multiple independent subsections adapt to irregular spaces while maintaining uniform optical properties.

A recessed light fixture uses a lightguide trim to distribute nightlight illumination alongside primary downlighting.

A light emitting decorative panel uses surface depressions to redirect edge-lit light outward for uniform emission.

Inverting conventional rear heatsinks, this design channels waste heat alongside light output to improve extraction efficiency and extend component lifespan.

A lighting apparatus uses a wing structure heat dissipation device to move thermal energy out of the housing.

An electrically insulating thermal connection layer bridges a carrier plate and heat sink to conduct LED chip heat.

A planar illumination device uses lateral light emission and reflective housing walls to distribute light across the surface.

Angled carrier planes mount LEDs to control light distribution, eliminating separate reflectors and diffusion layers that increase device complexity.

Spring arms center light sources in a flush-mounted fixture, eliminating deep sockets that cause shadowing.

Polygonal emitters feed a collimating reflector to preserve etendue, reducing light waste and improving uniformity across the illumination field.

Angle controller switches sector groups to adjust light distribution, solving fixed lens limitations and reducing energy waste.

Through-holes in a single circuit board allow LEDs to be visible from both faces, reducing manufacturing complexity and cost.

Shape memory alloy bending replaces mechanical pivots to optimize lighting angles based on user movement.

Sheet metal member supports LED components and wires via adhesive layer, dissipating heat to maintain brightness and lifespan.

A lampshade fixing structure uses positioning bosses and L-shaped notches to secure the shade on an aluminum substrate.

A LED lamp circuit manages current flows using diodes and frequency-sensitive devices to operate with AC mains or ballasts.

Chip-on-board LED arrays on thermally conductive substrates eliminate dead space to maximize first pass light emission while reducing thermal cross-talk.

Relocating the printed circuit board to the side of the light guide unit eliminates structural constraints, enabling thinner profiles and flexible designs.

Segmented flat sheets and elastomeric foam form a luminescent body peripheral wall that achieves complex geometries while maintaining structural stability.

Integrated protrusions and recesses enable tool-free assembly while elastic elements compensate for thermal expansion mismatches.

Planar OLED light source redirects rear-emitted rays through a refracting member to create elaborate patterns without complex LED arrays.

An arc-shaped light transmissive portion limits incident angles to reduce reflectance and improve light distribution efficiency.

Position detection adjusts light output ratios between ambient and task modules, eliminating the need for separate user interfaces.

Asymmetric light absorbing elements on a transparent substrate direct emission from one side, resolving contrast decrease in weak light environments.

A submersible LED illumination system uses segmented heat sinks and refractive index matching to optimize light output.

Parallel LED lines segment elements into independent rows to eliminate shading effects and ensure uniform light distribution.

Coaxial non-spherical lenses achieve 1° channel separation within a 120 mm length, resolving precision constraints in vehicle optics.

Segmenting LEDs into bins based on wavelength and power averages variations to maintain consistent color temperature without complex controllers.

A solar LED fixture uses a geometric lamp arrangement and uneven shade surface to create varied lighting effects through light refraction.

Bayonet coupling allows swapping secondary optics to modify light distribution, reducing production costs while maintaining versatility.

Protruding LED bulbs vent heat to melt snow and ice while isolating electronics, reducing parasitic load by 86 percent.

A frameless panel lamp chassis bonds the light-transmitting plate via adhesive to eliminate aluminum frames.

A surface light source module uses a non-uniform phosphor layer to disperse light and achieve uniform illumination across the substrate.

Concentric LED modules use side holes and airways to improve heat dissipation while reducing overall lamp size.

Segmented LED boards within glass tubes eliminate lighting dead spots, while translucent plastic modules diffuse illumination for uniform coverage.

A lighting system uses a controller to vary light emission angles across an array of elements without mechanical movement.

A daisy-chained LED ring generates a distinct illumination pattern to signal driver intent, differentiating U-turns from regular turns.

A protruding heatsink boss conducts heat from an LED junction directly to the sink, bypassing the circuit board to lower junction temperature.

Light absorption layers between array elements minimize crosstalk and dark line formation while bonding metal layers dissipate heat.

A light extraction unit distributes illumination via a grooved exit surface and a notch area at the distal end.

Segmented LED elements with redundant dies maintain illumination when individual components fail, extending service life.

Direct mounting eliminates intermediate printed circuit boards to reduce production time and improve thermal conductivity.

Replacing orthogonal LEDs with Fibonacci-based arrangements eliminates pixilation and glare discomfort while maintaining defined beam shapes.

Segmenting the seal into a transparent frame resolves complexity and aesthetic trade-offs while achieving IP 64 protection.

Opaque blocking walls in the diffusion plate prevent light interference between adjacent Mini LED elements, improving display contrast.

Angled screws draw abutment faces together through a channel, resolving alignment complexity while securing attachment.

Asymmetric color-toning layers on a single-sided PCBA board eliminate dual-side lamp beads, reducing cost and energy consumption.

A function pod attaches to an LED panel via insert and twist.

Radial heat dissipation structures on the outer wall thermally isolate the sensor from luminaire heat sources.