Electroluminescent Light Sources TRIZ Cases

A flyback switching converter control circuit adjusts reference voltage based on switching period and rectification time ratios.

Relocating light sources to the display back surface eliminates side leakage and boosts contrast in dark environments.

Oligomer-type organic metal complex hosts phosphorescent dopants to boost internal quantum efficiency beyond fluorescence limits.

An auxiliary voltage controller manages power factor correction and rapid response to power demand changes, reducing the need for expensive integrated circuits.

Segmented bonding protrusions on a transfer member move semiconductor chips, preventing foreign substance accumulation that increases defect rates.

Parallel light-emitting units with distinct current responses enable adjustable color temperature via a single power source.

A recessed charge injection transport layer holds ink drops within defined pixel regions using liquid-philic metal compounds.

Inorganic insulating films reinforce organic resin partition walls, preventing peeling at titanium wiring steps.

A primary side controlling circuit samples transformer current to regulate output.

Discontinuous charge injection layers at insulation protrusions prevent leakage currents between electrodes while maintaining efficient charge transport.

A semiconductor device uses single and dual gate transistors to optimize electrical conductivity on an insulating surface.

Current steering gate driver controls switch slew rates to stabilize LED current, preventing inrush damage during Buck-Boost mode transitions.

An ionic polymer charge generation layer produces electrons and holes while maintaining structural integrity in normal atmospheric conditions.

Segmented red quantum dot layers reduce Stokes shift losses, raising lumen output by 30% and CRI above 90.

Segmented protection capacitors mitigate excessive reverse voltage during withstand tests, preventing the need for larger and more expensive components.

A light emitting device embeds a driver integrated circuit within its substrate to control current flow and reduce overall component volume.

Optical communication means transmit control signals between lighting devices to enable intelligent brightness adaptation.

Segmented node contact holes connect conductive layers via a narrow neck, resolving space layout efficiency issues in high-resolution displays.

Segmented electron transport layers with n-type and metal salt doping reduce driving voltage while improving light emission efficiency.

Controller detects power switch break-through via current sensing, reducing input voltage to prevent avalanche breakdown and lower protection circuit costs.

A white light-emitting device sealing resin combines multiple phosphors to enhance luminous flux and maintain high color purity.

Substituted organic compounds provide thermal stability and efficient charge transport, overcoming crystallization limits of conventional host materials.

Segmented electrodes in a micro-LED array allow independent current control, resolving nonlinear brightness uniformity issues.

A configurable emergency luminaire uses a switching module to selectively activate distinct lighting modules for directional flux emission.

A space layer with tuned energy levels mediates electron and hole injection between emitting layers.

A control device detects light switch toggles to manage power and operation modes of integrated auxiliary devices within a lighting fixture.

Segmented phosphors excited by distinct LEDs enable wide color temperature variability while maintaining high color rendering properties.

Staggered contact pads on opposite substrate sides connect through via holes to reduce parasitic capacitance and improve display resolution.

A black mask guides UV epoxy sealant deposition on OLED encapsulating substrates to ensure precise bonding without complex alignment equipment.

Interlayer insulating film fills sealing film steps to protect touch sensor lead-out wiring from disconnection.

A blue OLED emitting layer uses a fused aryl emitter with dual anthracene host materials to enhance device efficiency.

Multi-stage LED driver uses independent current regulators to shape drive waveforms.

Applying an electric field to orient alignment material eliminates rubbing-induced light leakage and curing steps.

Modulated light transmits device data to a sensor, eliminating manual location and reducing time spent on system configuration.

Combining low work function metals with transparent conductors reduces power consumption while maintaining high light emission efficiency.

A control circuit regulates LED current by detecting input signal phase and adjusting switching timing.

Automated infrared programming replaces manual resistor selection to eliminate production errors and reduce time.

A linear constant current LED driving circuit uses a current limiting ramp slope determining circuit to shape the output waveform.

A self-diagnostic circuit auto-tests battery charging and discharging currents using multiple time delays to verify emergency power readiness.

A driver circuit merges boost and buck converter inductances into a single shared component to regulate voltage for LED arrangements.

A capacitive load pre-charge circuit limits startup current using a bidirectional AC switch to bypass the resistor after charging.

A converter manages electrical power from monitored circuits to deliver partial energy to outdoor installations.

Reversing supply voltage polarity activates specific LED groups through two lines, eliminating extra wiring for emergency route illumination.

A ceramic phosphor plate uses a specific glass composition to maintain optical properties under high temperature.

Bootstrap diode supplements charge pump capacity at low input voltage, preventing high-side MOSFET failure and ensuring stable LED brightness.

A light illumination module uses alternating protrusions on wiring patterns to arrange LED devices in a staggered configuration.

Sintering β-SiAlON in an open graphite box with nitrogen circulation lowers carbon concentration to 200 ppm, resolving non-uniform luminescence intensity.

A light reflecting member covers the substrate side surface to redirect trapped photons toward the extraction path.

Delay circuit extends PWM on-duty period to maintain constant current operation at low luminance levels.