Electroluminescent Light Sources TRIZ Cases

Merging electrode formation into a single thin film process reduces processing failures and production costs while maintaining high luminance.

A primary-side driver circuit uses a transformer and active rectifier to measure LED current without secondary components.

Doping inorganic inactive materials into organic layers balances charge carrier mobility, reducing resistance while improving thermal stability.

A self-oscillating converter circuit uses coupled inductors and current generators to manage switching states without dedicated oscillators.

Directly stacking polymerizable liquid crystal layers eliminates adhesive thickness, resolving white turbidity and flexibility trade-offs in OLED displays.

A light emitting element uses a control electrode to reverse electron and hole paths, enabling direct light emission without external transistors.

An organic electroluminescence device uses an electrically inert material to suppress exciton energy transfer between phosphorescent layers.

Dip-coating organic electronic devices with controlled layer thickness.

Oxidized pixel electrode surfaces form hole injection functions, preventing transition metal oxide dissolution during inkjet manufacturing.

Microlenses with specific refractive indices extract light while colored lenses reduce optical cross-talk and back scattering.

A second organic film covers lead wiring lines to prevent short-circuits caused by residual metal film from non-uniform resist patterns.

A light emission control circuit manages switching elements to maintain current flow through a light emitting element.

Parallel inverse connections control current direction in multi-point LED lamp beads.

A boost converter adjusts output voltage proportionally to input characteristics using feedback regulation.

A top emission organic EL element uses a processed center area to control contact angle during lower electrode formation.

Discrete blue shifted yellow and red LED strings enable dynamic color adjustment in solid state lighting luminaires while maintaining high efficacy.

A coplanar metal support layer prevents light leakage from semiconductor units, enhancing extraction efficiency.

A display device uses segmented organic light emitting layers to selectively drive different colors for varied image output.

Stacked parallel electrodes increase capacitance without expanding pixel area, maintaining consistent luminance despite transistor degradation.

A fused cyclic compound injects and transports holes within organic electronic devices.

A multi-channel constant current source uses pulse width modulation to regulate variable voltage for LED arrays.

A light optimization device uses a diffuser to split beams toward a modifying substrate.

A controller selectively activates only upward-facing illuminants based on detected submersion orientation.

A cooling plate with an infrared absorption layer stabilizes insulating substrate temperature during vacuum vapor deposition.

A light-emitting device adjusts color temperature by distributing current across parallel wires with distinct forward voltage characteristics.

Specific fluorine and cyano substituents on the pyrene ring stabilize chromaticity during luminance modulation.

Cyclic organic compounds coordinate quantum dots to enhance carrier injection efficiency and dispersibility in light-emitting layers.

ARTNET protocol over Ethernet enables fast transmission and fault isolation by routing signals through individual switching units in each fixture.

OLED panel design uses uneven boundary surfaces to delay moisture intrusion.

A smart lighting system recalibrates sensor readings automatically when luminaire configurations change.

A stamp modifies substrate wettability to confine electrically active material within defined wells during deposition.

A light emitting diode measures its own junction temperature using forward voltage characteristics during operation.

A display light collecting member with a protrusion pattern refracts and reflects light to increase front surface brightness.

Isonitrile-metal complexes disperse within a matrix to prevent self-quenching, allowing high emitter concentrations that improve efficiency and stability.

A flyback converter control unit uses a dual-pin configuration to manage switching and signal detection across distinct operational phases.

A PWM control circuit stores secondary side peak values to generate reference signals for stable output voltage regulation.

Dual retardation layers stabilize display characteristics and suppress reflection hue changes across oblique angles in organic EL panels.

A porous inorganic matrix thin film infused with polymer stabilizes printed conductors on flexible substrates.

A segmented emergency lighting circuit uses a flyback converter to supply light sources with regulated discharge current from an isolated energy store.

Segmenting a transmissive display into picture and dummy sections resolves visibility contradictions under varying environmental lighting conditions.

Digitally-controlled power factor correction circuit reduces electromagnetic interference through periodic switching frequency adjustment.

An insulating layer covers auxiliary electrodes and adjacent conductive portions in light-emitting devices.

A segmented inorganic encapsulation structure prevents moisture and oxygen ingress into organic layers, extending device lifespan.

Composite inorganic and organic sealing layers block moisture and oxygen penetration to extend OLED device lifespan.

A hybrid power supply combines linear and switching modes to drive LED backlight loads with precise current control.

Independent submount contacts allow post-assembly LED configuration, eliminating pre-connected manufacturing costs and enabling 15 to 400 volt designs.

A wireless lighting control module uses a relay to cut off power below a threshold.