Abstract: A method for operating a wireless power transmission system includes providing a driving signal for driving a transmission antenna of the wireless power transmission system, the driving signal based, at least, on an operating frequency for the wireless power transmission system. The method further includes inverting, by the at least one transistor, a direct current (DC) input power signal to generate an AC wireless signal at the operating frequency, based on provided driving signals. The method includes receiving, at a damping circuit, damping signals configured for switching the damping transistor to one of an active mode and an inactive mode to control signal damping, wherein the damping signals switch to the active mode periodically. The method further includes selectively damping, by the damping circuit, the AC wireless signals, during transmission of the wireless data signals if the damping signals set the damping circuit to the active mode.

Abstract: A wireless power transmission system includes a transmitter antenna, transmission controller, and an amplifier. The transmitter controller is configured to provide a driving signal for driving the transmitter antenna based on, at least, an operating mode for transmission of AC wireless signals and determine the operating mode for transmission of the AC wireless signals, wherein the operating mode includes a power level for the wireless power signals and a data rate for the wireless data signals, the power level chosen from a series of available power levels and the data rate chosen from a series of available data rates, each of the series of available power levels corresponding to one of the series of available data rates, wherein corresponding pairs of available power levels and available data rates are inversely related.

Abstract: Wireless power transfer systems, disclosed, include one or more circuits to facilitate high power transfer at high frequencies. Such wireless power transfer systems include a damping circuit, configured to dampen a wireless power signal such that communications fidelity is upheld at high power. The damping circuit includes at least a damping transistor that is configured to receive, from the transmitter controller, a damping signal for switching the transistor to control damping during transmission of the wireless data signals. Utilizing such systems enables wireless power transfer at high frequency, such as 13.56 MHz, at voltages over 1 Watt, while maintaining fidelity of in-band communications associated with the higher power wireless power signal.

Abstract: A sensing system includes a sensor, a wireless transmission system, a wireless receiver system, and a controller. The sensor is configured to determine sensor data, the sensor data associated with a sensing environment. The wireless transmission system is configured to wirelessly couple with the sensor, the wireless transmission system configured for wirelessly providing significant electrical energy to the sensor as wireless power signals and receive the sensor data as in-band data signals encoded in the wireless power signals. The wireless receiver system is operatively associated with the sensor and with which the wireless transmission system couples with the sensor and is configured to receive the significant electrical energy as the wireless power signals from the wireless transmission system. The controller is operatively associated with the wireless transmission system and is configured to decode the in-band signals from the wireless power signals as the sensor data.

Abstract: Wireless power transfer systems, disclosed, include one or more circuits to facilitate high power transfer at high frequencies. Such wireless power transfer systems may include a damping circuit, configured to dampen a wireless power signal such that communications fidelity is upheld at high power. Additionally or alternatively, such wireless power transfer systems may include voltage isolation circuits, to isolate components of the wireless receiver systems from high voltage signals intended for a load associated with the receiver. Utilizing such systems enables wireless power transfer at high frequency, such as 13.56 MHz, at voltages over 1 Watt, while maintaining fidelity of in-band communications associated with the higher power wireless power signal.

Abstract: A wireless power transmission system includes a transmitter antenna, a transmission controller, an amplifier, and a variable resistor. The transmission controller is configured to (i) provide a driving signal for driving the transmitter antenna based on an operating frequency for the wireless power transfer system and (ii) perform one or more of encoding the wireless data signals, decoding the wireless data signals, receiving the wireless data signals, or transmitting the wireless data signals. The variable resistor is in electrical connection with the transmitter antenna and configured to alter a quality factor (Q) of the transmitter antenna, wherein alterations in the Q by the variable resistor change an operating mode of the wireless power transmission system.

Abstract: Wireless power transfer systems, disclosed, include one or more circuits to facilitate high power transfer at high frequencies. Such wireless power transfer systems include a transmission integrated circuit which includes a damping circuit and a transmitter controller, configured to dampen a wireless power signal such that communications fidelity is upheld at high power. The damping circuit includes at least a damping transistor that is configured to receive, from the transmitter controller, a damping signal for switching the transistor to control damping during transmission of the wireless data signals. Utilizing such systems enables wireless power transfer at high frequency, such as 13.56 MHz, at voltages over 1 Watt, while maintaining fidelity of in-band communications associated with the higher power wireless power signal.

Abstract: A wireless transmission system for transmitting AC wireless signals includes a transmission controller configured to provide first driving signals for driving the first transmission antenna. The wireless transmission system further includes a power conditioning system configured to receive the driving signals, receive input power from an input power source, and generate the AC wireless signals based, at least in part, on the first driving signal and the input power source. The wireless transmission system further includes a first transmission antenna configured for coupling with one or more other antennas and configured to transmit the AC wireless signals to the one or more other antennas, receive the AC wireless signals from one or more other antennas, and repeat the AC wireless signals to the one or more other antennas.

Abstract: Wireless power transfer systems, disclosed, include one or more circuits to facilitate high power transfer at high frequencies. Such wireless power transfer systems may include voltage isolation circuits, to isolate components of the wireless receiver systems from high voltage signals intended for a load associated with the receiver. The voltage isolation circuit includes at least two capacitors, wherein the at least two capacitors are in electrical parallel with respect to the controller capacitor. The voltage isolation circuit is configured to regulate the AC wireless power signal to have a voltage input range for input to the receiver controller and isolate a voltage at the receiver controller from a voltage at the load associated with the wireless receiver system. Utilizing such systems enables wireless power transfer at high frequency, such as 13.56 MHz, at voltages over 1 Watt, while maintaining durability and lifecycle of components of the wireless receiver system(s).

Abstract: A method of providing a single structure multiple mode antenna is described. The antenna is preferably constructed having a first inductor coil that is electrically connected in series with a second inductor coil. The antenna is constructed having a plurality of electrical connections positioned along the first and second inductor coils. A plurality of terminals is connected to the electrical connections that facilitate numerous electrical connections and enables the antenna to be selectively tuned to various frequencies and frequency bands.

Abstract: Wireless power transfer systems, disclosed, include one or more circuits to facilitate high power transfer at high frequencies. Such wireless power transfer systems include a damping circuit, configured to dampen a wireless power signal such that communications fidelity is upheld at high power. The damping circuit includes at least a damping transistor that is configured to receive, from the transmitter controller, a damping signal for switching the transistor to control damping during transmission of amplitude shift keying (ASK) wireless data signals. Utilizing such systems enables wireless power transfer at high frequency, such as 13.56 MHz, at voltages over 1 Watt, while maintaining fidelity of in-band communications associated with the higher power wireless power signal.

Abstract: Wireless power transfer systems, disclosed, include one or more circuits to facilitate high power transfer at high frequencies. Such wireless power transfer systems include a damping circuit, configured to dampen a wireless power signal such that communications fidelity is upheld at high power. The damping circuit includes at least a damping transistor that is configured to receive, from the transmitter controller, a damping signal for switching the transistor to control damping during transmission of the wireless data signals. Utilizing such systems enables wireless power transfer at high frequency, such as 13.56 MHz, at voltages over 1 Watt, while maintaining fidelity of in-band communications associated with the higher power wireless power signal.

Abstract: A method for operating a wireless power transmission system includes providing a driving signal for driving a transmission antenna of the wireless power transmission system, the driving signal based, at least, on an operating frequency for the wireless power transmission system. The method further includes inverting, by the at least one transistor, a direct current (DC) input power signal to generate an AC wireless signal at the operating frequency, based on provided driving signals. The method includes receiving, at a damping circuit, damping signals configured for switching the damping transistor to one of an active mode and an inactive mode to control signal damping, wherein the damping signals switch to the active mode periodically. The method further includes selectively damping, by the damping circuit, the AC wireless signals, during transmission of the wireless data signals if the damping signals set the damping circuit to the active mode.

Abstract: A kitchen appliance is disclosed includes a first electrical component, a second electrical component, and a wireless power receiver system. The wireless power receiver system includes a first receiver antenna configured to couple with a first transmission antenna and receive virtual AC power signals from the first transmission antenna. A second receiver antenna is configured to couple with a second transmission antenna and receive virtual DC power signals from the second transmitter antenna. A first receiver power conditioning system is configured to receive the virtual AC power signals, convert the virtual AC power signals to AC received power signals, and provide the AC received power signals to power the first electrical component. The second receiver power conditioning system configured to receive the virtual DC power signals, convert the virtual DC power signals to DC received power signals, and provide the DC received power signals to power the second electrical component.

Abstract: A wireless power transmission system includes a transmitter antenna, transmission controller, and an amplifier. The transmitter controller is configured to provide a driving signal for driving the transmitter antenna based on, at least, an operating mode for transmission of AC wireless signals and determine the operating mode for transmission of the AC wireless signals, wherein the operating mode includes a power level for the wireless power signals and a data rate for the wireless data signals, the power level chosen from a series of available power levels and the data rate chosen from a series of available data rates, each of the series of available power levels corresponding to one of the series of available data rates, wherein corresponding pairs of available power levels and available data rates are inversely related.

Abstract: An antenna for wireless power transfer includes a first antenna portion and a second antenna portion. The first antenna portion includes a first antenna terminal, a second antenna terminal, at least one first inner turn, at least one first outer turn, and a first wire crossover electrically connecting the at least one first inner turn with the at least one second outer turn. The antenna further includes a second antenna portion including a third antenna terminal, a fourth antenna terminal, at least one second inner turn, at least one second outer turn, and a second wire crossover electrically connecting the at least one second inner turn with the at least one second outer turn. The second antenna terminal is in electrical connection with the third antenna terminal and the first antenna terminal and fourth antenna terminal are configured for electrical connection with a transmitter circuit.

Abstract: A wireless power transmission system includes a transmitter antenna, a transmission controller, an amplifier, and a variable resistor. The transmission controller is configured to (i) provide a driving signal for driving the transmitter antenna based on an operating frequency for the wireless power transfer system and (ii) perform one or more of encoding the wireless data signals, decoding the wireless data signals, receiving the wireless data signals, or transmitting the wireless data signals. The variable resistor is in electrical connection with the transmitter antenna and configured to alter a quality factor (Q) of the transmitter antenna, wherein alterations in the Q by the variable resistor change an operating mode of the wireless power transmission system.

Abstract: Wireless power transfer systems, disclosed, include one or more circuits to facilitate high power transfer at high frequencies. Such wireless power transfer systems may include a damping circuit, configured to dampen a wireless power signal such that communications fidelity is upheld at high power. Additionally or alternatively, such wireless power transfer systems may include voltage isolation circuits, to isolate components of the wireless receiver systems from high voltage signals intended for a load associated with the receiver. Utilizing such systems enables wireless power transfer at high frequency, such as 13.56 MHz, at voltages over 1 Watt, while maintaining fidelity of in-band communications associated with the higher power wireless power signal.

Abstract: A wireless receiver system, configured to receive both electrical data signals and electrical energy, includes a first receiver antenna, configured to receive one or both of the electrical data signals and the electrical energy, and a power conditioning system in electrical connection with the first receiver antenna, configured to receive electrical energy from the first receiver antenna. The wireless receiver system further includes a second receiver antenna configured to receive the electrical data signals and a receiver controller operatively associated with the first receiver antenna and the second receiver antenna and configured to determine switching instructions. The wireless receiver system further includes a switch operatively associated with the receiver controller and configured to switch receiving operations between the first and second receiver antennas based, at least in part, on the switching instructions.

Abstract: Wireless power transfer systems, disclosed, include one or more circuits to facilitate high power transfer at high frequencies. Such wireless power transfer systems include a transmission integrated circuit which includes a damping circuit and a transmitter controller, configured to dampen a wireless power signal such that communications fidelity is upheld at high power. The damping circuit includes at least a damping transistor that is configured to receive, from the transmitter controller, a damping signal for switching the transistor to control damping during transmission of the wireless data signals. Utilizing such systems enables wireless power transfer at high frequency, such as 13.56 MHz, at voltages over 1 Watt, while maintaining fidelity of in-band communications associated with the higher power wireless power signal.