Planar Light Sources TRIZ Cases

Varying phosphor density over specific LED sets resolves the trade-off between desired color output and light absorption losses.

Wireless control resolves the trade-off between dynamic adaptability and structural complexity in recessed lighting.

Curved optical member with inner redirection features distributes light from LED modules through a finned enclosure.

Flexible series and parallel wiring on a single LED substrate resolves the contradiction between specification versatility and production cost.

Segmenting light sources into arrays and applying Rayleigh scattering resolves shadow parallelism and visual depth contradictions.

Trapezoid image shifter shifts light beams to overlap adjacent LED images, eliminating dark grids between chips for continuous distribution.

On-board IC drivers enable direct AC connection for the LED array while THDi circuits suppress harmonic distortion.

A vehicle headlight uses a grid of LED light exit surfaces to generate main and additional light distributions through a single optical module.

A flexible light emitting layer generates 380 to 420 nanometer radiation through a translucent cover.

An adaptor adjusts the LED position in a projector light assembly, replacing Xenon-Plasma HID bulbs that generate excessive heat.

Passive cooling fins on a power housing dissipate heat from high mast LED luminaires, reducing driver temperature and extending component lifespan.

Segmenting the optical structure into adjustable units resolves fixed aperture limitations, enabling flexible illumination range design.

Segmented LED arrays with adjustable reflectors reduce energy consumption while maintaining high luminous flux for large area lighting.

An annular LED ring directs light toward a patterned reflector that redistributes the beam for uniform indirect lighting without glare.

Segmented light guiding members reduce manufacturing costs and light loss by distributing emission through localized incoupling zones.

Concave heat sink and ventilated circuit cover reduce weight while dissipating LED module heat.

Thermal breaks and heat sinks separate driver compartments from high-power LEDs, reducing critical temperatures by 6-15%.

Non-symmetrical reflector and lens elements redirect LED light into desired patterns, minimizing optical energy loss from scatter and absorption.

Electrically separated devices under a single lens enable independent driving, resolving the contradiction between device complexity and luminance quality.

Opposing LEDs on a single support illuminate both sides of box signs, eliminating the need for multiple unidirectional strings and reducing retrofit costs.

A lighting element uses a peripheral wall to envelop the circuit board and form a weather-tight seal.

An intelligent light source module combines an LED panel, a built-in drive, and an integrated lens structure to mix white and color light into uniform illumination.

Inclined light emitting devices illuminate medicine bottle labels, resolving low-light identification challenges for patients.

Segmenting LEDs into bundled and diffusing groups resolves the trade-off between emission efficiency and illumination uniformity.

Angled semiconductor planar elements reflect radiation to shape light beams, resolving the trade-off between emission pattern control and device complexity.

Rib-like raster elements with reflecting side walls reduce structural height while maintaining light concentration and preventing dazzle effects.

A light emission arrangement uses a curved reflector to redirect beams back onto a wall surface, eliminating central brightness maxima.

Bent metal plates with V-shaped chip mounting portions support LED arrays to produce omnidirectional light emission while improving heat dissipation efficiency.

Remote phosphor layers absorb violet radiation to eliminate blue-light encapsulant degradation and stabilize color output.

Separate connectors route driving and dimming signals to a dedicated unit, preventing light interference with electronics.

Solid state lighting apparatuses receive alternating current directly, resolving flicker and thermal management issues through periodic switching control.

A light-emitting device integrates wavelength conversion material with a blue LED chip to produce pure white optical spectrum output.

Bent clip portions adapt to fixture surfaces for stable fixation while a heat dissipation member reduces thermal transfer to the power supply.

A linear LED housing integrates a power facility and heat dissipation fins to simplify installation.

Segmenting high-intensity output into many low-power LED chips eliminates complex thermal management requirements and expensive binning procedures.

An LED array on a substrate creates uniform surface luminescence, reducing drive current and heat generation compared to halogen lamps.

A lighting system integrates the electrical component directly onto the lighting module housing.

Extruded aluminum channel member with fins dissipates heat from LED strips, resolving thermal stress in retrofit fluorescent fixtures.

Multi-oriented mounting surfaces enable flexible LED carrier circuit board placement, resolving heat dissipation challenges in compact designs.

Flexible light sheets merge bare-die LEDs with diffusers to reduce glare while thin-film substrates manage heat from high-current operation.

A projection lens merges separate LED beams into a single concentrated beam, replacing fragile halogen lamps while maintaining intense illumination.

A light fixture housing uses a blocking mechanism to isolate internal cavities, separating the heat sink fins from electronic components.

Multi-lens LED array optics refract light toward a preferential side, replacing complex reflectors to improve distribution efficiency.

Rotating luminaire hubs direct LED light via segmented optics to eliminate glare and hot spots in elongated spaces.

A head lamp apparatus uses distinct optic rods to guide light from separate LED sources toward a lens, enabling precise beam control.

Segmented reflectors combine a main body and crown portion to expand light spill, addressing low luminous flux in emergency lighting.

A wavelength conversion component mixes phosphor particles with light reflective materials to increase photon collisions and improve emission efficiency.

Segmented PCB fingers with longitudinal protrusions resolve creepage versus pitch trade-offs, ensuring uniform light distribution.

An orientable lens redirects light from individual LEDs using a primary reflector and refracting element.