Electroluminescent Light Sources TRIZ Cases

Stepped supporting plates hold substrates, film trays, and masks in a single chamber to prevent pattern distortion during OLED fabrication.

OLED contact strips suppress charge carrier injection in return areas to limit recombination and prevent excessive corner edge brightness.

A fail-safe lighting controller detects adverse environmental events and maintains power delivery to light sources.

An organic light emitting device uses an n-type layer to form an NP junction, reducing energy barriers for hole injection and lowering driving voltage.

An amorphous oxide semiconductor active layer paired with a thicker resistance layer reduces OFF current while maintaining high ON/OFF ratios.

An asymmetric pixel layout expands blue sub pixel areas to balance luminous efficiency, reducing mask count and misalignment during fabrication.

Removing the AC-DC converter with galvanic isolation reduces device mass and manufacturing cost while maintaining safety.

An illumination apparatus synchronizes light source activation across multiple devices using wireless communication to exchange timer data.

Digital filter modules detect TRIAC dimmer presence by analyzing chopped AC current thresholds, preventing LED flickering during dimming.

A reverse buck converter uses a shunt resistor and error amplifier to generate control signals for precise current regulation.

A wireless LED lighting system uses an integrated rechargeable battery to supplement AC power during peak demand periods.

Lighting device embeds data in dimmed output via integrated power modulation, enabling receiver extraction without prior knowledge of the specific dimming mode.

A bypass switch limits inrush current in LED drivers by engaging a delay network to control the switching transition.

A low-voltage DC lighting system uses addressable terminal controllers to manage digital control switches and lamps via network interfaces.

A series-connected organic electroluminescent apparatus distributes current across multiple emitting devices to achieve uniform white light emission.

Negative feedback circuits adjust EL panel drive signals to eliminate bulky blocking capacitors and prevent damage from high temperature or humidity.

Electric field annealing reduces resistance at the injection barrier to enhance luminance and light emitting efficiency.

An integrated optical layer condenses or scatters light via curved shapes, simplifying the manufacturing process while preventing electrode reflection.

Low temperature viscosity transition inorganic layers enable flexible displays by preventing oxidization without increasing device thickness.

Ink-jet printing organic phosphine oxide polymer layers creates stable inverted organic EL device structures.

A lighting circuit controller adjusts hysteresis thresholds to stabilize switching frequency in semiconductor light sources.

A transparent surface electrode combines a patterned metal layer with a polymer electroconductive layer containing hydroxyl groups.

A semiconductor device uses a concave section to bury conductive film adjacent to the semiconductor layer for moisture protection.

A non-pixel area electrostatic discharge circuit protects pixels and drivers from damage by dissipating static electricity through dedicated paths.

Back-flow circuit stabilizes power supply voltage during high output operation to prevent converter collapse.

Phosphor-on-chip integration maintains consistent color temperature across chips from the same wafer, eliminating chip sorting costs.

Organic emitter molecules convert triplet excitons into light via inert additives that enhance spin-orbit coupling.

Segmented thin metal lines and metal oxide layers reduce surface resistance while matching visible light transmittance to eliminate visibility discomfort.

Wavelength converting material applies precise particle size constraints to resolve trade-offs between light efficiency and emission consistency.

Melt-formed polycarbonate retardation film prevents color dropout under severe temperature and humidity conditions.

C^N^C^N coordination strengthens binding forces, resolving stability issues while maintaining efficient deep blue emission.

A light-emitting device uses graded hole-transport layers to spread carrier recombination across multiple functional zones.

Auxiliary openings segment the main reflecting member, reducing thermal expansion stress and preventing encapsulation substrate warping.

A hybrid electric light pole system integrates a vertical axis wind turbine and flexible solar panels to generate renewable energy for street lighting applications.

Automatic pulse width adjustment prevents erroneous power removal during low power mode by maintaining valid Maintain Power Signature signals.

A voltage-current converter uses a differential amplifier to linearly control output current based on input voltage differences.

A contact electrode electrically connects a cathode electrode on the inner side of an organic EL film formation area.

Remote testing sensors verify battery backup functionality without requiring physical proximity, reducing safety risks during emergency fixture maintenance.

Argon plasma removes natural oxide layers from cathode electrodes to prevent interface oxidation and improve electron injection efficiency.

Segmented support pillows prevent sliding and eliminate Mura defects by ensuring uniform pressure distribution.

A front plate uses a high refractive index layer to redirect light and improve extraction efficiency from the substrate.

Convex warpage on the deposition mask prevents wrinkling to maintain pixel dimensional precision.

A segmented organic light-emitting layer structure enables efficient mixed-color emission through spatial separation of distinct light-emitting substances.

A compensation circuit stabilizes capacitor voltage to isolate driving current from supply drops, ensuring uniform brightness across large display panels.

A continuous inorganic film surrounds the display region to prevent moisture ingress and maintain device reliability.

A dual panel organic electroluminescent display device separates the light emission array from the color filter substrate to enable top emission operation.

Modified z value in beta-sialon phosphor shifts wavelength to 545-560 nm while maintaining high luminous efficiency.

A CMOS protection circuit merges Zener diodes, MOS transistors, and SCRs to bypass current during overvoltage events.

An intermediary capacitor charges from induced voltage during off periods, preventing inrush currents while reducing RF radiation noise.