Circuit Authentication TRIZ Cases

Switching from in-band recognition to out-of-band data transfer avoids power-signal interference and improves wireless charging reliability.

A threshold-based battery display shows the active battery by default and adds the second battery only when low, preserving screen visibility.

Impedance changes let a wireless power transmitter distinguish a receiver from metal foreign objects, avoiding extra Q-value circuits and heating.

Authentication time is reduced in wireless power transfer by detecting out-of-band capability first and enabling the faster link only when supported.

A MEMS pressure sensor varies read frequency by operating mode to detect pressure changes while cutting battery drain and overheating risk.

When a second device is detected, the controller lowers one pad's power level and redistributes wireless power to keep charging stable within input limits.

When several devices charge at once, the base switches standards by device count to reduce electromagnetic interference and maintain stability.

High-voltage DC pulses with low-voltage fault checks enable faster EV charging while using the same wire pair for secure data transfer.

A non-contact charger delays primary coil movement to align with a secondary coil after device placement.

A power source detection circuit identifies adapter specifications to configure optimal charging parameters.

A programmable smart charging cord controller restricts power and data transmission to authorized vehicles only.

A charging system uses a mobile terminal control module to manage power distribution between devices.

Integrated power relay unit bridges source and consumer gaps by switching modes to enable indirect charging without wired connections.

Transmitter uses exploratory power waves to locate receivers and form focused energy pockets, maintaining safe exposure limits while tracking mobile devices.

Applying a liquid magnetic solution to cover planar and side-face portions of a noncontact power-transmission coil reduces thickness while maintaining adhesion.

A charger system identifies connected batteries to activate specific main or auxiliary charging units for safe operation.

A multi-mode transmitter creates localized three-dimensional energy pockets using RF waves to charge devices without physical connections.

A charging unit system dynamically alters device operating frequencies to minimize combined electromagnetic interference.

Electronic signals replace physical keys to lock the cable, removing authentication complexity.

A wireless charging lock system uses a gateway antenna to transmit identification signals and power to the door lock unit.

Control unit retrieves stored authentication results to bypass repeated checks, reducing charging time while preventing counterfeit battery damage.

A segmented secondary battery system enables utility-owned vehicle-to-grid operations without compromising consumer driving range.

A detection circuit measures voltage at data terminals to identify abnormal connections before power activation.

A mobile terminal uses a USB charging management module to combine currents from multiple interfaces.

Dynamic control distinguishes genuine touch signals from electromagnetic interference, preventing device malfunction and reducing human exposure.

Encrypted certificate storage on mobile device batteries enables secure local decryption for valid authentication replies.

A smartphone controller restricts function execution when the device separates from an electromagnetic induction charger.

A portable wireless power transmitter stores direct current energy in a battery to drive an electromagnetic induction coil for mobile charging.

A wireless charging pad uses a secure element to authenticate receivers and manage billing before providing power, resolving security gaps in public settings.

Segmented solar panels on umbrella struts recharge a battery, enabling simultaneous high-power device charging without external lines.

A detachable battery holder enables simultaneous charging of multiple power tool packs via a unified charger interface.

Coupled electromagnetic resonators transfer power over mid-range distances while maintaining efficiency despite alignment offsets.

Distributed energy storage buffers wireless power fluctuations to meet peak demands without increasing infrastructure costs.

Processor sends inquiry messages to removable battery packs, validates replies against phase-out periods, and limits recharge cycles for unauthenticated units.

A portable power manager dynamically connects device ports to a shared power bus using configurable converters for multiple external sources.

A charging system uses a server to register vehicle identification codes and authorize energy transfer.

Integrated rescue system combines flatbed transport with onboard charging to restore power availability while moving the vehicle.

A rechargeable touch sensor adjusts its operating frequency to match the detected charger type and battery state.

A control unit switches operating modes based on detected wireless power levels to manage multiple energy sources.

Magnetic coupling aligns and holds a battery pack against a stationary charger, eliminating downtime from manual removal.

Dual vehicle transmitters send signals to a wayside unit for precise secondary winding alignment.

A random number generation device acquires count values at specific timings during data communication to produce high randomness.

Segmented cells in an active control sheet concentrate magnetic fields on moving receivers, eliminating the need for precise transmitter-receiver alignment.

A wireless charging system uses dynamic magnetic holding to secure devices on vertical surfaces without manual intervention.

A backpack power supply system uses an air-passaging design to manage heat from high-capacity batteries.

Applying source voltages to data lines differentiates between dedicated and downstream charging ports without initiating host communication.

A wireless power receiver analyzes current and voltage patterns to detect foreign objects using dynamic load feedback.

A power port controller configures an AC adapter indicator light using a DC cord data channel to report charging attributes.

Controller determines load conditions using threshold information from power receiving devices to enable contactless power transmission.

A battery charger applies a voltage pulse to raise undetectable battery levels into a recognizable range.