Electrical Apparatus TRIZ Cases

Combining dimmer and power modules reduces installation complexity while controlling luminaire brightness, color temperature, and color.

A photosensor and resistor feed PWMD or LD pins to automate LED switching by ambient light without changing the power supply layout.

This case uses a diode bridge, series LEDs, Zener diodes, and resistors to avoid radiation-sensitive transformers and ICs.

A controller measures Buck PFC switching times to interpret ELV input signals for cost-effective LED dimming and data collection.

A feedback-controlled lighting system uses beams under 15° and changing light properties to stimulate poultry movement.

This light emitting circuit uses shared MOSFET control to preserve individual emission while reducing gate-drive complexity and cost.

Dedicated frame timeslots coordinate mouse and keyboard data, acknowledgments, and lighting effects while reducing RF interference.

This case derives relationship strengths from occupancy and status indications to control luminaire dependencies without manual grouping.

This case uses priority light-source parameters to estimate maintenance timing and improve consumable-life management in exposure equipment.

This display architecture links multiple TFTs and electrodes through one contact hole, increasing aperture ratio for higher luminance.

This case combines 10–150 μm TFT glass with a ≤150 nm polyimide layer to preserve transparency and flexibility during heating.

An active discharge path removes stored capacitor energy after input power loss, keeping fixture fade times consistent.

Flush reflection films stabilize OLED resonator paths for color consistency.

Reflective sidewalls redirect light in the emitting layer, improving extraction and luminance while supporting lower energy use.

This case combines boost-buck power handling and PWM control to reduce controller count, EMI, and LED fault risks.

A rotatable spherical housing, gear racks, and control circuit adjust motion-sensor view and sensitivity across wall or eave mounting.

Multi-channel LED boards adjust turf light spectra and intensity, supporting photosynthesis while reducing wasted energy and heat stress.

A detection module senses magnetic coupling and locks the light, reducing accidental activation, power use, and fire risk.

Transistor switching cuts off overloaded LED strings to prevent damage.

Resistor-controlled LED branches cut power use and keep brightness consistent.

Layered birefringent resins tune reverse dispersion and Nz in thinner retardation films.

Dynamic feedback monitors LED string voltage to reduce wasted driver power.

A centralized controller adjusts dual-DC LED power for daylight-based CCT and brightness changes, reducing conversion heat and complexity.

A photosensor and resistor feed PWMD or LD inputs to switch LED lighting with ambient light, avoiding manual operation and flicker.

Parallel LED strings use sequential resistor voltage measurements to detect and localize faults without many extra connections.

This case uses white, blue, green, and blue-green LED flux ratios to deliver daytime stimulation and weaker nighttime effects.

Data chunks and rolling groups reduce sample-processing burden while monitoring illumination faults across multiple time windows.

Two LED types use 180-degree phase-shifted modulation to reduce flicker perception, eyestrain, and low-frequency AC ripple.

A motion sensor enables visual status indicators near information systems only when people are present, reducing power use.

Separate power outputs tune each parallel LED group, improving efficiency, extending LED life, and supporting adjustable light angles.

This case uses detachable cushion and cup sensors to retrofit hearing protectors while preserving compact, reliable monitoring.

A load control circuit switches between PWM and PFM by target intensity to reduce flicker and inconsistent LED brightness.

Periodic LED driving and key scanning use voltage control to manage parasitic capacitors and suppress abnormal light emission.

A convex lens directs emitted light forward, while insulating film and lower-index sealant protect optics and improve collection.

A layered display structure combines light shielding and electrical routing to stabilize oxide TFTs and simplify fabrication.

Reflective electrodes and tuned optical path length improve light extraction, color purity, and power efficiency in EL devices.

Grooves around multilayered light-emitting structures let sealing film remain on cut surfaces, preserving reliability after separation.

A controlled mixed layer balances UV protection, adhesion, hardness, and endurance in thin polarizer protective films.

This case combines mechanical articulation and current transmission to expand modular lamp heads from two illumination colors to three.

A microcomputer varies PWM duty ratio and transistor current to replace coarse switching with smoother color temperature adjustment.

Main and sub synchronization units coordinate display timing across boat outboards, supporting decorative lighting and emergency signals.

A fluorescent sensor measures VUV light through the quartz window, enabling feedback control of lamp power and treatment quality.

Varying insulating-layer distances protect electroluminescence elements from manufacturing damage while preserving structural integrity.

Individual LED aging compensation preserves uniform brightness and color in medical lighting strips.

This case disperses n-type semiconductor material in a p-type hole layer to balance carriers and improve luminous efficiency.

Integrated sensors adjust indicator brightness and verify activation status.

Separate data wiring adds complexity; encoded power signals let lighting modules store and apply themes by group.

This case uses capacitor-voltage feedback to adjust charging time, limiting battery temperature rise without restricting light emission.

Monolithic switches sequence LED rows while clamp circuits reduce ghosting.

Analyze single, concatenated, mixed, or simultaneous lighting files and pinpoint non-compliant flicker frequencies for correction.