Electroluminescent Light Sources TRIZ Cases

Plasma-exposed semiconductor passivation protects the active layer, reducing mask processes and manufacturing costs for liquid crystal displays.

Multi-stage current sink disablement reduces inductive oscillations and ensures stable triac operation in high-impedance LED loads.

A light-emitting system with a resonator structure optimizes layer thickness and refractive indices to enhance luminous intensity in the standard direction.

A recessed organic electroluminescence device uses a reflective layer and light absorption layer to manage optical paths.

InP core quantum dots with ZnS shells deliver high color purity while eliminating cadmium toxicity in display devices.

Stacking graphene, hexagonal boron nitride, and transition metal dichalcogenides creates vertical heterostructures that enhance electroluminescent efficiency.

A ripple-based LED driver generates anti-phase control signals to stabilize combined light intensity.

A switching control circuit uses sensing voltage to trigger driving elements in LED lighting apparatuses.

A carbide oxynitride red phosphor converts blue LED light into efficient red emission to enhance display color reproduction.

A constant current drive circuit uses a charge stopping circuit to control quick charge stop timing.

A capacitor-based driver circuit dynamically adjusts voltage and current levels to manage high-current pulses from low-voltage battery sources.

Segmented insulating structures shield overlapping conductive traces in display non-display areas, preventing short-circuits from mechanical stress.

Existing active array structures serve as masks during exposure, eliminating specialized mask plates and reducing production costs for OLED panels.

Auxiliary capacitors straddle specific pixel pairs to maintain drive voltage stability in organic EL displays.

A negative photosensitive resin composition maintains small-tapered patterns after heat curing, reducing opening width differences in organic EL displays.

An opaque organic support layer in the non-display area eliminates height differences that cause cracking in rigid inorganic insulation substrates.

Reflective adhesive layers in anisotropic conductive films improve light output and color purity while maintaining high particle density.

Ion implantation forms intermixed layers between substrate and passivation films, blocking moisture permeation while reducing processing time.

An LED driver uses hot and neutral mains wires to receive digital tuning pulses for offline parameter adjustment.

Protection circuit detects open or short conditions in inductors and Schottky diodes by comparing feedback voltage against reference thresholds.

A reaction blocking part covers the common voltage line in an OLED display to protect the pixel electrode.

A switch controller manages LED current using a sensing resistor and modulation voltage.

Complex oxynitride phosphor with optimized molar ratios of silicon, nitrogen, oxygen, and rare-earth elements to achieve high light emission efficiency.

A switched mode power supply processes phase-cut rectified voltage to generate a usable dimming voltage signal for lighting circuits.

A switchable circuit adjusts LED drive current to control emergency luminaire brightness without adding complexity.

Transparent filling layer inside recessed insulating portions directs emitted light toward the substrate for higher extraction efficiency.

A method for forming a hole transport layer in organic light-emitting devices by applying ink to groove regions.

A joining structure connects conductive films using a second film with concave portions to increase contact area and adhesive strength.

Selective current diversion in AC LED light engines reduces harmonic distortion and improves power factor by segmenting circuits.

Segmented switching reduces parasitic capacitance burden during voltage writing, improving pixel brightness uniformity in OLED displays.

Segmented alternating metal and insulation layers in OLED barriers prevent water vapor transmission without cracking under bending stress.

Decoupling unit isolates touch sensor from OLED driver circuit, preventing signal interference during emission.

Mixed polar and non-polar ligands on silsesquioxane prevent fluorescence resonance energy transfer, eliminating white light absorption loss in color filters.

Driver circuit limits forwarded power to light emitting element using series capacitor, reducing component complexity and cost.

Copolymer electroluminescent material emits white light by mixing blue and yellow emissions, resolving the 25% quantum efficiency limit in OLED lighting panels.

A ZigBee lighting controller integrates motion, light, and acoustic sensors with phase-cut and 0-10V dimming outputs for responsive operation.

A flat panel display uses a dual material gate electrode and contact portion to simplify manufacturing patterning.

Impregnating a porous phosphor layer with liquid glass replaces organic binders, preventing yellowing under high heat and flux.

A multi-inductor boost converter alternates between magnetizing and charge transfer phases to deliver high output currents efficiently.

Frame routed wires overlap conductive films to compensate for capacitance differences, resolving brightness unevenness in peculiarly shaped display regions.

A polarization separation layer with a cholesteric liquid crystalline phase reflects one light state and transmits another to enhance brightness.

A switchable load apparatus redirects current to prevent parasitic quiescent flow through energy efficient bulbs.

A universal emergency driver adapts to varying battery and LED voltages through configurable buck or boost converter modes.

A porous inorganic particle layer scatters light to enhance phosphor interaction, overcoming thickness limits of sintered ceramics.

Inkjet printing forms pixel defining layers between color patterns on substrates.

An integrated digital lighting controller merges sensing and power driver functions within a single luminaire unit.

Alternating first and second LED packages with specific phosphor combinations reduce manufacturing costs and improve yield while maintaining color reproduction.

Field oxide wells confine current injection in a light emitting device structure, reducing edge breakdown while maintaining layer uniformity.

A light emitting device uses a transparent resin intermediate layer between semicircular phosphor layers to suppress optical reabsorption.

A triclinic MSi2N2O2 phosphor emits green-yellow light via photoluminescence.