A sensor apparatus configured to detect at least one physiological parameter of a subject includes a sensor that detects at least one physiological parameter of the subject as sensor data. An energy harvesting circuit includes a plurality of energy harvesting devices configured to harvest ambient energy from an environment of the subject. The energy harvesting devices generate power at a plurality of voltage potential levels from ambient energy. A conditioning circuit is configured to adjust the plurality of voltage potential levels to a bus voltage supplied to a supply bus. A controller receives operating power via the supply bus and controls the activation of the sensor and the wireless communication circuit.

A power supply unit for an aerosol inhaler includes: a power supply capable of supplying power to a load capable of generating aerosol from an aerosol source; and a charger capable of controlling charging of the power supply, in which the power supply unit further includes: a power reception coil capable of receiving the power in a wireless manner, a converter configured to convert AC power into DC power, an AC conductive wire connecting the power reception coil and the converter, and a DC conductive wire connecting the converter and the charger and having a length equal to or greater than a length of the AC conductive wire.

Disclosed is a system for recharging a selected power source wirelessly, such as through a power transmission. The power source may be positioned within a subject and be charged wirelessly through the subject, such as tissue of the subject. A thermal transfer system is provided to transfer or transport thermal energy from a first position to a second position, such as away from the subject.

Disclosed is a system for recharging a selected power source wirelessly, such as through a power transmission. The power source may be positioned within a subject and be charged wirelessly through the subject, such as tissue of the subject. A thermal transfer system is provided to transfer or transport thermal energy from a first position to a second position, such as away from the subject.

An induction heating assembly for a vapour generating device includes an induction coil and a memory storage device. The induction coil is arranged to heat, in use, a susceptor and the induction coil is also arranged to transmit and receive, in use, an electromagnetic field to transfer data to and from an external information device.

A rear derailleur of a bicycle includes a fixing portion connected to a frame of the bicycle, a linkage assembly pivotally connected to the fixing portion, a moving portion pivotally connected to the linkage assembly, a chain guide assembly connected to the moving portion, a driving assembly, a rechargeable battery for providing an electrical energy required for the motor, a coil, and a wireless charging circuit for receiving an electric power of the coil for charging the rechargeable battery. The driving assembly includes a motor including and a driving gear assembly connected to the linkage assembly. The motor includes an output shaft for driving the driving gear assembly and for driving the linkage assembly to pivot via the driving gear assembly, thereby to drive the moving portion and the chain guide assembly to move. The coil receives an external charging power and is disposed on the fixing portion, the moving portion, or the linkage assembly.

A multi-functional travel charger and a control system thereof are disclosed. The charger includes a charger body and a main control module communicated with wireless charging transmitting modules, a top shell and a bottom shell of the charger body are connected in a magnetic attraction/snap-fit manner, and the wireless charging transmitting modules include a mobile phone wireless charging transmitting module and an accessory wireless charging transmitting module. The control system includes a circuit control and charge/discharge management system and wireless charging transmitting modules; the accessory wireless charging transmitting module includes one or more of an earbud wireless charging transmitting module, a watch wireless charging transmitting module, and a stylus wireless charging transmitting module. The present disclosure meets user's requirements for wireless charging and simultaneous charging of multiple electronic devices, and the user does not need to carry multiple charging cables/chargers when going out, increasing convenience when the user goes out.

A system, method and apparatus for an interactive dynamic interface for wireless distributed capacitor control that comprises a touchscreen display that eliminates the conventional dials and switches that are part of a conventional control, and with these efficiencies can locally, remotely or autonomously implement “personality” settings for the capacitor control that speeds and simplifies custom configurations and recovery in relation to user, electrical and environmental input that meets certain operating criteria, including after a shut-down event, thereby improving the of the capacitor control system to function more appropriately, effectively, and efficiently under a greater range of parameters.

A system of a machine includes a network of a plurality of nodes distributed throughout the machine, a controller, and a power extraction system within at least one of the nodes. Each of the nodes is operable to communicate through one or more radio frequencies. The controller is configured to communicate with the network of nodes by transmitting the one or more radio frequencies through one or more waveguides. The power extraction system is configured to extract power from the one or more radio frequencies as a first power source, extract power from a second power source, and provide power to one or more components of the system based on power extracted from either or both of the first power source and the second power source.

According to one aspect of the present disclosed subject matter, a receiver inductively powered by a transmitter for powering a load, the receiver comprising: a resonance circuit capable of tuning its resonance frequency for coupling with the transmitter and generate AC voltage; a power supply section configured to rectify the AC voltage and adjust a DC current and a DC voltage to the load; and a control and communication section designed to set parameters for the receiver and communicate operation points (OP) to the transmitter, wherein the parameters and the OP derived from determining a minimal power loss of the receiver.