Electrical Apparatus TRIZ Cases

A lighting system applies heuristic algorithm coefficients to RF spectrum signals for occupancy detection.

A composite light source uses multiple illumination panels to emit complementary colors and varying intensities.

A modulated signal carries control data alongside DC power through a single transmission line to an LED lamp string.

A Pattern function converts element order into a desired sequence for lighting fixture selection.

An auxiliary driver powers LED loads at low demand to maintain high conversion efficiency.

A light control apparatus adjusts lighting brightness based on battery charging state and external illuminance.

Segmented LED drivers use periodic switching to maintain sinusoidal currents, resolving power factor and THD contradictions in AC-powered lighting.

Voltage drop diodes bridge legacy power supply expectations with modern LED circuits, enabling cost-efficient replacement without system modification.

A power factor correction circuit modulates switching frequency during DC input to reduce harmonic distortion in lighting ballasts.

Embedded conductors in a pultruded composite board eliminate separate wiring installation steps, reducing construction time and expense.

A power compensator circuit adjusts reference voltage to maintain constant LED current flow.

Nitrogen doping increases the crystallization temperature of GeSbTe alloys above 410°C, preventing unwanted phase transformation during solder reflow.

Adjusting the sweep signal slope according to grayscale data reduces falling time of the constant current, enabling accurate low grayscale expression.

Medium-persistence phosphor coating absorbs and re-emits light during AC waveform valleys, reducing flicker intensity without adding rectification circuitry.

A fire sleeve uses a spring-loaded wire carrier to coil around conduits for one-handed installation.

Insulating members cover organic layer lateral surfaces in OLED displays, preventing common electrode contact and short-circuits.

A nonvolatile resistance change element integrates a rectification function layer containing Ag, Ni, or Co to control current flow via band alignment.

Solid state lighting apparatuses utilize multiple LED emitter sets activated at different times relative to an AC cycle.

A dimmer transmits a unique identification message to an LED lamp upon activation for automatic wireless pairing.

A terminal box manages optical fiber and power line composite cables using separate intermediate connectors.

Parallel capacitors smooth current fluctuations and reduce switching losses in LED operating circuits by stabilizing the light spectrum.

Segmenting LED arrays into parallel groups with shared cathodes compensates for forward voltage variations to ensure uniform luminance.

A closed-loop light control system monitors rendered scenes to automatically reconfigure lighting parameters.

Segmenting the LED tube driver circuit into end caps eliminates dark areas and improves illumination homogeneity.

Primary luminaires connect via a digital bus to enable automatic topology detection and sequential addressing without manual configuration.

A monitoring system tracks luminaire behavior patterns against assigned classes to identify operational deviations.

Dynamic reference voltage adjustment optimizes driver efficiency under light loads while enabling independent path protection.

Flat plate pressing defines uniform height and smoothness for transparent panel wall members during resin curing.

Remote installation of fire protection sprinkler escutcheons eliminates frequent ladder repositioning and reduces worker climbing time.

Merges occupancy detection with a conventional wall switch to eliminate complex doorjamb mounting structures while tracking entry and exit events.

A lighting apparatus uses a signal converter to transform control signals into stable driving currents for multiple light sources.

A control apparatus for light emitting diodes repeats luminance magnitude and cycle combinations to generate diverse dimming patterns.

A closed treatment chamber circulates gas through a condensation dryer to remove moisture, eliminating foreign particle contamination from external air intake.

Regional measurement calculates pixel correction parameters to suppress device degradation and reduce manufacturing costs.

A lighting system adjusts modulation signals based on quality measures to optimize light output control.

A switching driver modifies dimming signal pulses to ensure monotonic luminosity control across the entire brightness range.

A vehicle lighting device adjusts switching frequency to maintain stable output current across varying luminous flux levels.

A skeg fin with a hollow cavity serves as a universal mount for detachable accessories like lights and cameras.

A dummy organic light emitting diode simulates real pixel current attenuation to generate a feedback current that regulates data input.

Wedge-shaped elastomeric rings deform around conduit faces to prevent water intrusion despite surface imperfections and diameter variations.

Segmented rail vehicle cable duct uses a removable cover to resolve the contradiction between structural stability and maintenance access.

An illumination system uses a marker emitter and receiver to localize objects within an object space.

Dip switches adjust LED power via parallel resistors, solving fixed-output limitations.

Adjusting nozzle density per region width balances droplet distribution and reduces work time in organic EL manufacturing.

A depressed insulating layer creates self-aligned EL film division, inhibiting leakage current when spacing light-emitting devices closer.

Merging IGBTs for parallel xenon flash lamps reduces apparatus complexity and installation space while maintaining rapid surface heating.

An adaptive illuminance control loop adjusts actuation steps based on sensor feedback to regulate light levels.

Segmented insulator inserts eliminate wiring severing during replacement, reducing utility visits and installation time.

A protocol conversion module bridges RDM and power line communication for individually addressable LED light fixtures.

Piezoelectric stress lowers activation energy in phase change memory cells, reducing programming current.