Circuit Arrangements TRIZ Cases

Quiet control connections let remote devices read playback status and send commands without breaking the single master streaming link.

Using existing wiring and standard light switches, this case delivers circadian lighting control without extra networking hardware.

Decoupled detection coils sense voltage changes from metallic objects, stopping wireless power transfer before eddy-current heating occurs.

Scheduled multicast slots let battery-powered load control devices wake RF circuits only when needed, improving link reliability and battery life.

Retroreflection guides beam alignment for wireless power transfer, avoiding complex blinking-period communication and simplifying moving-object charging.

Separating wireless power components from signal wiring helps a mobile printer improve charging efficiency, resist dust and static, and stay portable.

When surrounding power conditions differ from stored steady-state data, output is limited to cut energy loss and field leakage.

Periodic coil switching and tuning adjustment stabilize parallel resonance for efficient wireless power transfer with lower heat and wider range.

Alternating transmission and low-output detection modes lets the inverter identify receiver coil entry or exit quickly, reducing power loss and noise.

Monitors switching-waveform variables to estimate coil EMF accurately and detect foreign objects without high-performance instrumentation.

Characteristic frequency shifts are used to tune PWM frequency and duty cycle, stabilizing wireless power transfer under changing receiver coupling.

A split inner-outer sense coil layout improves foreign object detection uniformity, reducing blind spots and magnetic interference.

Adaptive body biasing in a cross-coupled CMOS rectifier cuts reverse leakage and improves RF energy harvesting across wider input power levels.

Phase-delay sensing in a transmission coil detects nearby external devices and enables wireless power to match each device's needs.

Integrating gas and particle sensing into a phone or tablet case enables reliable personal hazard alerts without bulky industrial detectors.

Non-contact power transfer lets a detachable inhaler panel run sensors and exchange data without connectors, reducing complexity while keeping power stable.

Magnetic coupling and a conductor strip enable flexible open-current power transfer without traditional plug-and-socket connections.

A flexible insole embeds pressure, infrared, and wireless charging functions to capture real-time plantar pressure and blood circulation data in natural walking.

High-intensity electrode pulses launch soliton waves through the Earth to deliver wireless power over longer distances with less attenuation.

Adaptive body biasing in a five-stage cross-coupled CMOS rectifier lowers reverse leakage while sustaining RF energy harvesting efficiency.

Gradually increasing spiral line width and pitch raises thin-film resonator Q factor and wireless power transfer efficiency for IT devices.

A rotating platform applies constant centripetal force for wireless, multi-sensor testing without complex shaker systems or motion-limiting cables.

Distributed sensors and injected excitation signals reveal where and when power network disturbances arise, enabling selective protection.

A relay coil converts resonant high-frequency power to inductive low-frequency charging, bridging Qi and A4WP with less alignment constraint.

Dual in-band and out-band communication detects device swaps during wireless charging, helping prevent damage to newly placed receivers or objects.

Switching among calculated transmission patterns helps deliver power to multiple receivers while limiting wasted energy from radio-wave diffusion.

Copper sheets harvest the radial electric field inside power cables to power lighting continuously without conductor contact, added weight, or larger diameter.

Coordinated base stations and switchable frame slots let user equipment harvest RF energy without sacrificing data transmission quality.

Peak detection and voltage division keep resonant MOSFET gate drive within a safe range, cutting special-process cost and extending device life.

Probabilistic harmonic models help assess industrial load impact more accurately and trigger load adjustments to protect grid operation.

Magnetizing gap-filled NdFeB or SmCo material after assembly stabilizes flux offset while reducing eddy-current loss and tolerance issues.

Integrated coils in a sports equipment storage vessel charge multiple smart clubs automatically, avoiding forgotten charging and heavy batteries.

PWM duty cycle is raised from a safe undershoot to reach target wireless power quickly while limiting overshoot and link-model dependence.

Impedance-controlled capacitive electrodes and resonant inductors extend wireless power range while reducing alignment constraints.

Multiple switched-capacitor stages reconfigure voltage paths to expand conversion ratios, improve matching, and lower ripple in compact power converters.

Wireless power transfer and RF control simplify high-voltage MOSFET gate driving while pulse-count aging detection tracks switch health remotely.

Parallel high- and low-impedance resonant antennas stabilize distance-driven impedance shifts, sustaining wireless power transfer efficiency with fewer parts.

Operating the resonant oscillator below LC resonance cuts switching losses, limits voltage spikes, and improves isolated DC-DC regulation.

Frequency-shifted power signals convey uplink cycle instructions from motion estimates, cutting control overhead and improving transfer efficiency.

Multiple impedance measurement points let a power amplifier IC distinguish receivers from foreign objects and adjust wireless charging safely.

Voltage-based power loss estimation detects foreign objects in wireless charging without costly current sensors, reducing overheating risk.

Amplitude changes in the resonant coil voltage reveal relative coil movement, enabling vibration detection during wireless power transfer.

A conductive tread electrode and wiring path let a resin non-pneumatic tire relay road power efficiently to the vehicle.

Harvesting thermal and mechanical energy from welding can power accessories without extra cables or larger batteries, reducing system clutter.

Partially overlapping receiver windings prevent magnetic field cancellation at coil boundaries, enabling stable non-contact power without sync control.

Uses the receiving coil for both power transfer and position sensing, improving alignment without adding weight or coil interference.

Balanced detection coils isolate test-signal imbalances from power transfer variability to improve foreign object detection in wireless charging.

Separate charging and interrogation fields let AEPH chips boot and reply at high line speeds without backscatter disrupting reads.

Series resonant tuning keeps wireless power output stable during load changes, avoiding slow loop-control response and system power-off.