Planar Light Sources TRIZ Cases

A retrofit lighting device mounts on medical support systems to provide adjustable illumination.

Concentric circular LED light source apparatus with radial electrode patterns eliminates gaps between units to achieve high lumen density.

Segmented FPC modules with universal interface circuits resolve the trade-off between structural stability and length adaptability in LED displays.

Integrated spacers and gaskets secure a light-transmissive shield to an optical element, improving heat dissipation while preventing debris damage.

A lighting device uses a heat transfer element and multiple finned dissipation elements to move thermal energy away from solid state light emitters.

Blue LEDs coated with red or green phosphors produce white light without temperature-sensitive red diodes, eliminating complex compensation circuitry.

Segmented light panels with servo actuators resolve the contradiction between intelligent lighting control and system complexity in drone charging stations.

Layered mirrors reflect light through a guide, reducing complexity while improving reliability.

Internal apertures in beveled blocks house LED strips, containing light emission and preventing cross-bleed between adjacent units.

A modular solid state lighting platform uses microprocessor-driven pulse width modulation to deliver flicker-free illumination for film and television production.

A concave optical element refracts light rays from an LED source in various directions to ensure uniform illumination.

Pin-positioned lens groups absorb thermal expansion to resolve manufacturing tolerance and alignment precision contradictions.

Total internal reflection in a rejection area directs stray light away from the exit surface, eliminating spotty illumination patterns.

Converging lenses in a vehicle lamp array refract light beams to overlap adjacent zones, resolving uniformity and control trade-offs.

Segmented fluorescent layers with sialon and silicate phosphors resolve thermal quenching by maintaining luminous efficiency at high temperatures.

A flame retardant film with holes covers an LED module base to block circuit sparks.

An LED luminaire merges directional and diffuse surfaces using a single light source, eliminating multiple luminaires while reducing glare.

Segmented heat sink sections with interlocking projections create thermal bridges that dissipate LED heat while preventing water and debris accumulation.

Spacing LEDs away from the frame extension prevents reflection losses, improving luminous efficiency and lifespan.

Active cooling dissipates heat from the LED array, resolving thermal waste while maintaining dimmer compatibility.

Segmented OLED panels and dynamic suspension mechanisms enable precise light distribution while eliminating visible hardware structures.

A micro-light emitting array contacts skin to deliver power via optical transmission.

Offset sublenslet optical centers redistribute light to eliminate dark areas, increasing illumination levels by two to four times.

A dental illumination device uses an adjustable LED array and lensing assemblies to project uniform light images at a remote distance.

Segmented lens groups enable dynamic switching between multiple illumination patterns, resolving the trade-off between adaptability and device complexity.

A reflective filter directs unwanted wavelengths back to a wavelength shifter for conversion into useful visible light.

A portable lighting apparatus uses an elastic unit to operate a power switch via mechanical deformation of the light passing cover.

A motion-activated flood light adjusts color temperature and intensity via a passive infrared sensor and control unit.

Cast aluminum enclosure with segmented heat sinks dissipates LED thermal energy.

Asymmetric LED circuit topology balances thermal load across carrier boards.

A grid sheet carrier lighting device uses reflective surfaces to redirect LED light through openings for uniform illumination.

Segmented reflective surfaces direct light via total internal reflection to resolve non-uniform diffusion and mura defects in backlight modules.

A ceiling light pivot mount uses a snap-fit shaft to enable tool-free installation.

Variable-height fins and axial holes enable passive cooling without fans, reducing device size while maintaining thermal performance.

A light panel uses an acrylic wave guide to propagate illumination across a toughened glass screen.

Adjustable linkage compensates for surface irregularities to maintain visual uniformity across tiled displays.

Segmented reflectors guide multiple LEDs to form a sharp light-dark boundary, resolving the trade-off between device complexity and manufacturing precision.

Resilient portions in the fixation device apply controlled force to minimize air gaps and reduce thermal stresses on the LED module housing.

A support pin assembly with adjustable-length pins engages both the lamp and adjacent structures to reduce stress on the socket and prevent drooping.

Motion sensing module wakes oral cleansing device from low power mode to activate illumination features.

Single-side terminal projection reduces drive circuit size and suppresses luminance variations in projector applications.

Segmented LED panels reduce maintenance costs while maintaining uniform brightness in cabinet sign applications.

A lighting device uses segmented side covers on light emitters to enable flexible emitter arrangements and efficient color mixing.

Segmented mounting isolates LED drivers from heat sink pucks, preventing overheating while maintaining structural simplicity.

A lighting module with a rotatable optical element adjusts light distribution from multiple sources.

Modular polymer layers in a flexible thin film LED screen resolve heat conduction and structural stability trade-offs for non-planar applications.

Pin fins with tapered extension sections dissipate heat from a lighting device while reducing drag forces in unpredictable wind flows.

Internal air ducts and a ceramic coating drive buoyancy-driven airflow to dissipate heat from electronic components without increasing volume or using fans.