Semiconductor Devices For Light Sources TRIZ Cases

Segmented phosphor patterns on a transparent carrier wrap LED chips to resolve non-uniform distribution and degradation issues in COB packaging.

Offsetting LEDs within reflector cell neck openings smooths the light distribution pattern while reducing sensitivity to manufacturing tolerances.

A wavelength-converting layer and surrounding air ring structure eliminate the yellow ring effect in light-emitting devices.

Diffusing elements blur patterning in segmented LED arrays, approximating a diffuse extended light source and reducing discernible patterns.

A light emitting device uses a third conductive semiconductor layer with lower aluminum composition to enhance electrical contact.

Segmented elongated filaments resolve the contradiction between energy efficiency and design attractiveness while reducing manufacturing complexity.

Clamping lugs replace screw-based mounting on LED lighting fixtures, reducing assembly time and labor costs.

Through holes and recesses in the package body hold conductive layers and resin to prevent re-melting during circuit board re-bonding.

A lighting display device uses a spring mechanism to enable easy engagement and disengagement of the transparent bottle.

Segmented microstructures enable larger draft angles for demoulding while maintaining precise light distribution.

Segmented base and filament modules resolve structural weakness while maintaining incandescent aesthetic appeal.

Segmented UVC LEDs and optical collimation resolve the trade-off between portability and intensity, enabling rapid surface sterilization in mobile settings.

A lumophoric dome with a reflective pad manipulates light emission to resolve heat dissipation challenges in LED lamps.

A semiconductor device uses spaced insulating reflective layers to direct emitted light and enhance extraction efficiency.

Varying facet radii along the longitudinal axis controls beam expansion, resolving the trade-off between light mixing quality and absorption losses.

A bulb core column structure uses elastic metal support wires to clamp resistors directly into plastic seats.

A rotating optical device modifies light distribution patterns using interlocking convex and concave surfaces.

A light emitting diode adjusts the distance between its active layer and reflective layer to satisfy specific optical interference conditions.

Orthogonal asymmetric reflector walls redirect and mix light from offset LEDs, resolving uneven surface illumination caused by non-uniform source positioning.

Light transmitting walls in the optical element reflect and refract rays to reduce color over angle variation while maintaining high transmission efficiency.

A microstructured light-directing element deflects individual beam paths by less than five degrees to redistribute emitted light.

An optical structure redirects secondary light away from the primary source, reducing absorption losses and improving luminous efficacy.

A TIR lens paired with interchangeable Fresnel or micro lenses alters beam angles by varying secondary lens dimensions and focal lengths.

A flip chip LED uses a distributed Bragg reflector to improve light extraction efficiency.

Replacing thread-based mechanisms with a spiral curve slot and sliding pin reduces wear while enabling large inclination angles.

An absorptive light blocking unit blocks light beyond a quarter beam angle to prevent color unevenness in the spot light produced by the LED.

Replacing the stem with power wires reduces fabrication complexity and bulb length.

Segmented reflective sheet prevents light leakage between on and off regions, maintaining high contrast ratios in thin display devices.

A pliable decontamination cover integrates UVC sources and spacers to irradiate irregular surfaces with ultraviolet light.

A TIR extractor element redirects scattered light from a white LED source into a light guide, reducing Stokes loss and phosphor self-heating.

A linear light-guiding unit uses a protrusive reflection structure to redirect incident light for improved extraction efficiency.

An InAlGaN superlattice electron blocking layer minimizes carrier leakage and reduces operating voltage to improve light emitting efficiency.

Removable light guides on a support structure spread LED brightness to reduce glare without increasing fixture thickness.

A unified optical component merges the body and accessories into one structure, resolving management complexity while maintaining versatile beam control.

A nanostructure semiconductor light emitting device uses a current blocking layer to manage electrical flow between the contact electrode and active regions.

Pre-formed bending units induce predetermined bends in flexible LED filaments, preventing electrical connection damage and encapsulant peeling during assembly.

Replacing solid glass columns with a segmented metal sheet bracket and fixing rings prevents filament bending and stress fractures during assembly.

An integrated LED lampwick eliminates separate resistor components while optimizing glue injection surfaces to improve waterproof sealing reliability.

A light flux controlling member uses arc-shaped ridgelines to direct illumination across a quadrangular area.

Segmented lens body redirects light to separate near and far areas, eliminating multiple light sources.

Multi-refractive index layers in a nanostructure semiconductor light emitting device reduce total internal reflection and improve luminous efficiency.

A second passivation layer covers the organic light emitting diode cathode electrode to planarize the surface and prevent mechanical damage during substrate handling.

Spring element fastens optical unit via force fit, compensating for positioning defects without external adjustment.

Uniform spacing of the reflective resin layer prevents re-melting during re-bonding while improving luminance.

A double-pear-shaped reflector redirects light from a point source to illuminate rectangular facade sections evenly.

Planar housing matrix automates asymmetric optic assembly to reduce production costs and minimize luminous pollution.

A lighting device uses a curved second LED filament to define a volume for a first filament, increasing separation between light sources.

Segmented LED filament carriers use varying adhesive hardness to absorb assembly stress, preventing component failure during manual alignment.

A segmented reflective member with varying wall inclination angles directs light from LED sections to reduce edge intensity.

An inclined side on the transparent cylinder reflects and transmits light to resolve scattered light issues while maintaining energy efficiency.