Electrical Apparatus TRIZ Cases

An integrated circuit merges power conversion and LED driving functions to supply regulated current efficiently.

A fastening part with flexibly mounted projections engages a wall structure upon insertion to secure an electrical installation box assembly.

A light-emitting-element driving circuit uses dedicated switching elements to discharge parasitic capacitances at anode terminals.

Merging current sink outputs via a summing node eliminates line current spikes and gaps, reducing electromagnetic interference in sequential linear LED drivers.

Laminate comprising two optically anisotropic films with parallel or perpendicular slow axes and distinct absorbance profiles.

A screw connection system uses a pressure element to deform an outer clamping wall, securing reinforced molded parts between inner and outer walls.

A cadmium-free quantum dot uses a zinc telluride selenium core and zinc selenide sulfur shell to emit blue light with high efficiency.

A UV-C irradiated forced air face shield deactivates airborne pathogens using a mercury discharge tube.

Replacing transformers with discrete components reduces vehicle power supply costs while maintaining safety isolation against ground-side faults.

PWM signal processing adjusts LED intensity using accelerometer and gyroscope data to resolve the trade-off between lighting adaptability and device complexity.

A DC voltage source shunts excess current via a regulator circuit to isolate the primary diode from interfering signals.

Sequencing drive signals prevents transistor overvoltage, reducing manufacturing costs and power consumption.

A positive intrinsic negative diode measures light beam intensity to drive a controller circuit that adjusts the output signal.

A power management unit for LED lighting systems that dynamically adjusts power delivery based on real-time thermal conditions.

A dimmer control circuit generates trigger signals based on synchronization signal rising edges to manage conduction angles for solid-state lighting.

A light source driving module adjusts operating frequency to stabilize brightness during the rising period.

An auxiliary electrode thicker than the upper common function layer enables direct electrical contact with a second electrode.

V-shaped sliding pieces provide automatic height compensation and high contact forces for secure wall mounting without play.

Independent row voltage control via switches prevents source voltage reduction during data writing, ensuring uniform brightness without adding transistors.

A method controls average current by varying unit pulses during time intervals to manage illumination intensity.

Woven sleeve combines monofilament warp yarns with multifilament fill yarns to create a flexible protective covering for elongate members.

A wireless lighting control system uses a graphical interface to manage LED arrays via portable devices.

Dimming controller adjusts LED average current via switch monitoring signal to enable user-controlled light output.

A LED dimming device multiplexes input sampling to generate control signals without distorting input current waveforms.

Stackable peelable sealing layers adapt to varying cable diameters, eliminating complex assembly steps while maintaining reliable pressure seals.

Machine learning models analyze audio frequency features to identify vehicle classes without adding physical sensors.

Solution-processed halide perovskite layers provide room-temperature stability and high on-off resistance ratios without vacuum equipment.

A lighting system controller switches to high sensitivity mode when adding new network nodes, increasing communication frequency for easier sensor verification.

Classifying indoor spaces into sub-areas allows calculating specific light influence to rank sources, preventing energy waste from overlapping illumination.

A self-configuring relay tester identifies terminal configurations automatically using a controller and electronic switches.

A tuning interface modifies programmed maximum output parameters in an LED driver, eliminating the need for multiple fixed-config units.

A shared current source and transistor switching circuit enable independent control of series-connected LEDs.

Electronic LED array replaces mechanical lenses to adjust light distribution, eliminating manual technician adjustments and safety risks in hard-to-reach areas.

A support member with a central cavity and split nut assembly connects an electrical installation box to a wallboard.

A ReRAM memory structure uses a segmented dielectric film to optimize electrical properties.

A multi-mode dimming circuit adjusts peak current references and switch turn-off times to extend the dimming range.

Segmenting micro-LED arrays by current density aligns operation with peak external quantum efficiency, reducing waste power and heating effects.

Segmented protective components shield industrial lifting power cables from physical damage through a nested assembly that maintains flexibility.

Atomic layer deposition coats europium-doped silicate phosphors with aluminum oxide to prevent hydrolysis and maintain emission color stability.

Interlocking longitudinal profiles form a continuous rollable cable duct, eliminating end-face joints that compromise dust and water impermeability.

Segmenting the control box into independent output interfaces resolves the trade-off between adaptability and device complexity for lighting scenarios.

Rectified voltage monitor captures peak AC input levels to stabilize LED driver operation across varying supply conditions.

A link connects a corrugated tube to a box-shaped protector using an engagement portion, attachment portion, and projection piece.

Connecting a conductive pointer to the touch sensor lower electrode stabilizes capacitance during movement, resolving accuracy issues in analog displays.

Paired bypass switches reduce line complexity and prevent poor continuity failures that cause glare in vehicle LED lighting circuits.

A circuit arrangement uses two amplifier circuits with different gains to generate a weighted combined signal for precise current determination.

A method adjusts LED drive currents using periodic measurement intervals to maintain consistent luminous flux across multiple emitter modules.