Electroluminescent Light Sources TRIZ Cases

A self-adjusting power supply uses feedback to maintain constant current for LED modules.

Shaped openings in the reflective member reduce external light reflection to improve image contrast under high illumination environments.

A dimming control circuit manages power converter operation to stabilize bus voltage in SCR-based lighting systems.

Dual diodes and a pigment reduce color variation while maintaining high pixel density.

Continuous direct deposition eliminates photolithography stress and misalignment, boosting flexible display manufacturing yields.

A lighting fixture controller detects optical selection signals to identify specific units for programming.

Switching units reconfigure LED connections based on AC voltage levels, eliminating bulky AC-DC converters and reducing power loss.

Grooves in the sealing film distribute stress to prevent cracking, ensuring reliable sealing even with foreign matter present.

Detecting board contaminants and applying inhibitory resin prevents raw material absorption, ensuring uniform luminance in organic EL panels.

Exclusive control of transmission functions across two-dimensional light panels prevents signal overlap and misrecognition during data retrieval.

An asymmetric color filter structure with narrower blue filtering portions enhances green and red luminance in semiconductor displays.

Segmented upper electrode layers combine magnetron sputtering adhesion with low-stress deposition to prevent peeling and cracking.

A fluorinated parylene coating shields color-converting particle cores from environmental exposure.

Concentration gradients in dual light-emitting layers reduce carrier injection barriers, resolving efficiency and durability trade-offs.

A PWM IC generates a power sample signal to regulate output voltage and current for LED strings.

A lighting device uses a white resin frame member to direct lateral light upward within a phosphor-containing sealing resin.

High glass transition organic compounds stabilize amorphous films, preventing crystallization during color filter annealing.

A store circuit captures output capacitance voltage before PWM off periods to maintain reference levels during driver operation.

A current-sharing transformer balances currents across multiple DC loads using equal magnetic paths between primary and secondary windings.

A lighting system switches its AC-DC converting circuit to minimize standby power consumption during idle periods.

Specific host compounds stabilize blue phosphorescent complexes during wet process fabrication, preventing voltage rise and extending emission life.

Gateway creates functional lighting groups by receiving power cycle messages from wireless devices, eliminating serial commissioning.

A holding capacitance element with a recess in the conductive film reduces parasitic capacitance variation.

A switched-mode amplifier precharges a capacitor to compensate for offset and flicker noise in an LED driver circuit.

Composite alkaline earth and rare earth oxyorthosilicates improve moisture resistance, extending LED lifespan under humid conditions.

A second metal layer absorbs laser light to uniformly heat low-melting-point glass sealant, preventing cracks caused by uneven temperature distribution.

Laminating driving circuits on the substrate back surface reduces peripheral space, enabling narrow frame designs without layout restrictions.

A programmable emergency power controller adjusts output voltage to supply diverse electrical devices, eliminating device-specific module requirements.

A PoE switch monitors luminaire communication signals to manage electrical power supply.

A polycrystalline oxide semiconductor channel region minimizes visible light absorption through controlled crystalline structure.

A power supply circuit dynamically adjusts operational voltage based on detected forward voltage variations in organic light emitting elements.

Replacing F4TCNQ doping with a pyrazine derivative eliminates chamber contamination while maintaining charge injection for lower power consumption.

A light emitting diode driving apparatus burns local address data after receiving a burn start signal to enable flexible control.

A driver IC regulates load voltage using a synchronized sample-and-hold circuit to capture minimum node levels.

A deposition mask uses differentiated opening sizes to ensure uniform thin film distribution across the substrate.

A thin film encapsulation unit with light-blocking and reflection-preventing layers improves OLED display contrast.

An ytterbium alloy electrode reduces sheet resistance and increases light transmittance to resolve light loss in organic light emitting diodes.

A metal doped molybdenum oxide layer serves as a hole injection interface in organic electroluminescence elements.

Ion emission through insulating plate openings removes residual charges, preventing substrate deflection and easing separation in high vacuum environments.

Segmenting organic vapor deposition material into individual charging units prevents thermal decomposition during continuous multi-substrate film formation.

A triazine derivative and alicyclic epoxy resin composition enhances moisture resistance and optical properties in light emitting apparatus.

A residual inorganic film layer enhances adhesion between the resin substrate and flattening film at the bending section of a flexible display.

A hybrid permeation barrier film structure protects organic electronic devices from moisture and oxygen diffusion.

Integrating amorphous switching and polycrystalline driving transistors reduces manufacturing complexity while maintaining high contrast ratios.

Graded InGaN quantum wells in a single junction achieve homogeneous white light while reducing device complexity and manufacturing costs.

Merging boost and buck circuits into one chip simplifies the power supply structure, reducing manufacturing costs for complex OLED display devices.

P-type doping in the channel region reduces series resistance, improving response speed and current density.

A preliminary charge transport layer enables selective etching before second electrode formation in organic light emitting structures.

A quantum rod display polarizer uses a quarter wave plate and polyvinyl alcohol layer to linearly polarize light for improved transmittance.