Point-Like Light Source TRIZ Cases

Replacing heaters with magnetic rotation eliminates fire hazards and toxic liquids while maintaining visual flow effects.

Periodic surface oscillations on the input interface resolve light mixing uniformity contradictions by controlling refraction angles.

Asymmetric groove segmentation reduces stress concentration at sealing joints, preventing electrode breakage from thermal expansion differences.

A MOSFET-based LED driver circuit detects switch states using voltage comparison logic.

An embedded steel wire aligns the neutral axis with the printed circuit, preventing stress damage during bending and thermal expansion.

Segmenting the LED module and control circuits onto separate boards resolves thermal contradictions, extending lifespan beyond 25,000 hours.

An intelligent LED lamp tube adjusts electrical resonance frequency to ensure compatibility with T5 and T8 electronic ballasts.

Curved transparent sheets with linear prisms redirect grazing light to reduce glare while adjustable supports optimize beam shaping.

Continuous lateral light diffusion means replace discrete parabolic mirrors to resolve non-homogeneous illumination in advertising light boxes.

Segmented reflector geometry with a perpendicular protrusion reduces glare and improves lighting homogeneity without increasing device complexity.

Segmented green and red phosphors reduce harmful blue light emission while maintaining high color rendering properties.

An integrated heat conductive member evacuates thermal energy from LED junctions and phosphor layers, preventing color shifts during high-current operation.

Photodetector feedback compensates for manufacturing variations, eliminating manual calibration and reducing production complexity.

A rotationally symmetrical lens uses multiple refractive and reflective surfaces to redistribute light for omnidirectional illumination.

A bicycle light unit detects ambient brightness to control LED emission timing.

A luminaire profile uses snap-fit connections between base and lamp sections to enable flexible installation and maintenance access.

Patterned light extractors on a lightguide surface control output distribution.

Through-holes in the circuit board enable vertical LED mounting, directing thermal energy away from junctions to improve operational longevity.

Segmented LED backlight tiles accessed via a hinged rear panel reduce waste and damage during module replacement.

A portable lighting device integrates a switched-mode power supply with a single electrical contact to reduce component count.

A black epoxy molding compound body supports lead frames to enhance rigidity in light emitting device packages.

Shape memory material enables a collapsible light shield that resolves the contradiction between effective diffusion and compact storage.

Integrated insulator and housing structure prevents axial displacement and potting material leakage during LED lamp assembly.

An LED module uses an L-shaped base to mount diodes for vertical and horizontal light emission.

A light-transmissive grille assembly integrates internal light guides and photoluminescent portions to emit uniform illumination.

Retroreflectors recycle diffuse LED emission to enhance luminance, resolving étendue-invariant efficiency losses in compact automotive headlights.

Breakable housing portion releases an opening to replace internal electronic components in automotive lighting units.

Slit-shaped holes in the reflector dummy section create a silver-to-black gradation, eliminating complex lens cuts and deposition methods.

A sound-absorbing lamp uses a molded body to reduce noise in open spaces.

Segmented insulated bars electrically isolate adjacent LED lead frame sets within a matrix assembly.

A scrollable lead frame with adhesive tape and through holes mounts LED chips directly for efficient lamp strip production.

A fan draws air through a heat sink to cool LEDs, solving overheating in non-metallic housings.

A light emitting device uses an aspheric optical lens to orient emitted light.

Segmenting the collapsible shade reduces shipping volume while maintaining spherical illumination coverage.

A lens redirects upward light via reflection and refraction to improve lateral distribution.

A light source unit combines a luminescent wheel and a secondary red LED to guide mixed wavelengths onto a single optical path.

Merging driving units and using a transmissive lens reduces thickness while enabling dual emission.

A tubular LED light bar mounts directly within marine vessel structures like T-tops and handrails.

Segmented cap structures redirect backward light via reflection and diffuse forward light through texturing to resolve non-uniform intensity in LED lamps.

An intermediary transformer circuit matches impedance between fluorescent ballasts and LED loads, preventing component damage.

Replacing heavy aluminum extrusion with porous silicon carbide reduces weight and cost while maintaining thermal conductivity through a composite structure.

A reading lamp integrates visible and infrared LEDs with a modulation unit to provide focused illumination.

Recessed LEDs in a protective saucer deliver dual-directional lighting while shielding fragile components from weather damage.

A light fixture integrates a metal grid on a total internal reflection lens to absorb electromagnetic radiation from an electrodeless plasma source.

A coupling lens system redirects light via total internal reflection to achieve high efficiency side emission.

A suspended lighting device uses internal pulleys to define a cable path that holds the fixture at a selected height.

Divisional fluorescent members in a wavelength conversion member eliminate re-absorption issues to stabilize color balance and intensity.

A polyamide reflector uses alicyclic dicarboxylic acid and branched diamine to resolve heat resistance versus fluidity trade-offs.

Phosphor-coated beveled sidewalls in a light mixing cavity improve color rendering while managing thermal loads to extend LED chip lifetime.

Curved reflectors redirect downward LED light upward, eliminating the cave effect in high ceilings.