Power Management TRIZ Cases

Device feedback on harvested and requested power lets the access point send only the needed wireless charging energy and avoid waste.

Resonant sound waves wake standby wireless BMS slave nodes with piezo detection, cutting periodic RF monitoring power and extending battery life.

Alignment-based voltage and current control cuts heat during wireless charging while preserving charging time and efficiency.

Shared comparators correlate multiple data streams with rotating wakeup bits, cutting unnecessary MCU wakeups and saving power.

Receiver energy-state feedback lets an RFID reader adapt power and beamforming to overcome attenuation, extend range, and cut wasted energy.

A current-sensing power supply raises DC voltage only on long tower cable runs, cutting power loss while avoiding overvoltage at the radio.

By using remaining battery energy and current total power consumption, this case improves runtime prediction accuracy under changing discharge current.

Charging-status feedback lets an A-IoT reader adapt protocol behavior to cut power use, shorten charging time, and keep links reliable.

UE energy-harvesting rate and battery feedback guide UL/DL resource allocation, improving communication reliability under intermittent power.

A ZE receiver harvests reference-signal energy for idle cell reselection, then wakes the main transceiver when harvested power is insufficient.

After a disconnection condition is met, the controller enters sleep if no frames arrive, cutting unnecessary in-vehicle power use even during faults.

A timer-based mode switch keeps vehicle-mounted RFID monitoring active when needed while cutting battery drain during inactive charging states.

A communication unit raises CPU frequency at authentication start to avoid login delays or failures while limiting idle power use.

Consecutive ranging failures trigger timed UWB standby re-entry, cutting anchor power use while limiting ranging performance degradation.

Phase shifting and polarization adjustment cancel 5G interference and PIM, improving SINR in compact multi-band antenna systems.

Baseband aggregation of post-beamformed signals from multiple antenna modules raises peak gain and improves wireless link quality for network admission.

A reference sensor on one die calibrates a second die sensor, improving temperature accuracy in GaN multi-chip modules without on-die memory.

Mutual authentication during ping, configuration, and negotiation phases blocks unauthorized receivers and improves wireless charging stability.

Switching vibration waveforms or input voltage lets a mobile motor keep haptic feedback when battery loading capability is low.

Selective BLE replies based on switch-state changes cut remote control power use while keeping vehicle command updates responsive.

Real-time mapping of base station cell load to rectifier efficiency enables load and power supply adjustment to cut energy use and avoid outages.

A single driver module switches among terminal functions by priority, cutting chip count, hardware waste, and PCB area.

Boot-time switching isolates the grip sensor from antenna interference, enabling accurate SAR-aware transmission control.

Battery-aware control shifts suitable ECU tasks to external nodes, preserving vehicle range while using excess onboard compute capacity.

A zero-power terminal switches between active and backscatter transmission to balance signal reliability, power use, and compatibility.

When a 5G antenna module overheats, beam handover uses temperature sensing and neighbor-beam measurements to sustain throughput and reduce heat.

Predicting harvested energy from device parameters lets the network schedule communication with less signaling, lower energy use, and less downtime.

Maps base station cell load to rectifier efficiency, enabling dynamic power-supply adjustment to cut energy use and avoid peak shortages.

Using antenna parts with an RF filter circuit enables SAR sensing without external pads, saving space and protecting wireless performance.

UE signaling before energy harvesting mode lets the network preconfigure radio resources, avoiding communication breaks and wasteful allocation.

Flexible PCB links connect distributed mmWave antenna modules to save RF package space, add array placement options, and limit signal loss.

An energy-harvesting beacon helps locate separated storage devices with adaptive signal intervals that balance loss prevention and power use.

User-position feedback adjusts device orientation and transmit power to protect mmWave link quality while keeping SAR exposure compliant.

Beam squint is used to adjust MCS, power, and sub-band allocation so phased-array links stay efficient and reliable as users move.

Dynamic beam squint use in phased arrays adjusts MCS, power, and sub-bands to keep wireless links reliable at high frequencies.

Switching to cooler antenna groups with sufficient gain prevents overheating while preserving wireless link quality and component lifespan.

A distributed cellular unit allocates extra RF energy from selected radio units so mobile devices can harvest power without degrading communication quality.