Abstract: An antenna, configured for wireless power transfer, is disclosed includes an antenna molecule, the antenna molecule formed from a continuous conductive wire, the first continuous conductive wire extending from a beginning molecule terminal to an ending molecule terminal, the continuous conductive wire formed to define a plurality of coil atoms. The plurality of coil atoms includes a source coil atom in electrical connection with the beginning molecule terminal and the ending molecule terminal and one or more connected coil atoms in electrical connection with the source coil atom, each of the one or more connected coil atoms having, at least, an outermost turn. Each of the source coil atom and the one or more connected coil atoms partially overlap with one of the source coil atom or one of the one or more connected coil atoms.

Abstract: An antenna for a wireless power receiver system includes a plurality of polygonal receiver coils, each of the plurality of polygonal receiver coils including three or more sides and at least one turn disposed along each of the three or more sides. Each of the plurality of polygonal receiver coils are disposed, with respect to one another, to form a combined polygonal shape, the combined polygonal shape having at least three combined sides.

Abstract: A wireless power receiver system includes a receiver antenna including a plurality of receiver coils, each of the plurality of receiver coils configured to receive alternating current (AC) wireless power signals from a wireless power transmission system. The system further includes a plurality of rectifiers, each of the plurality of rectifiers configured to receive the AC wireless power signals from one of the plurality of receiver coils and convert the AC wireless power signals to a partial DC power signal. The system further includes a voltage regulator configured to receive each of the partial DC power signals and generate a DC power signal to provide to a load associated with the wireless power receiver system.

Abstract: An antenna for wireless power transmission includes a source antenna molecule configured for wired electrical connection to one or more electrical components of a wireless power transmission system. The antenna further includes two or more repeater antenna molecules independent of the source antenna molecule, the two or more antenna molecules connected to one another via a wired, parallel electrical connection, the two or more antenna molecules configured as a repeater for wireless power transmission and configured to receive wireless power signals from the source coil and transmit repeated wireless power signals.

Abstract: A method of manufacturing an antenna for transmission or receipt of wireless power includes disposing a first antenna molecule on a first surface, the first surface comprising a dielectric material and disposing a second antenna molecule on a second surface. The method further includes positioning the first surface and the second surface such that the dielectric material is positioned between the first antenna molecule and the second antenna molecule and the first antenna molecule and the second antenna molecule partially overlap.

Abstract: A wireless power receiver system includes a receiver antenna including a plurality of receiver coils, each of the plurality of receiver coils configured to receive alternating current (AC) wireless power signals from a wireless power transmission system. The system further includes a receiver controller configured to generate communications signals. The system further includes a plurality of modulation circuits, each of the plurality of modulation circuits operatively associated with one of the plurality of receiver coils and the receiver controller, each of the plurality of modulation circuits configured to partially dampen a magnetic field, coupling the wireless power receiver system with the wireless power transmission system, based on the communication signals provided to each of the plurality of modulation circuits by the receiver controller.

Abstract: An antenna for wireless power transmission includes a source antenna coil, the source antenna coil configured for wired electrical connection to one or more electrical components of a wireless power transmission system. The antenna further includes at least one antenna molecule independent of the source antenna coil and the one or more electrical components of a wireless power transmission system, the at least one antenna molecule configured as a repeater for wireless power transmission, the at least one antenna molecule configured to receive wireless power signals from the source coil and transmit repeated wireless power signals.

Abstract: A wireless transmission system includes a transmitter antenna configured to transmit AC wireless signals to the at least one antenna, the AC wireless signals including wireless power signals and wireless data signals, the transmitter antenna including a source coil and an internal repeater coil. The system further includes at least one sensor configured to detect electrical information associated with the electrical characteristics of the AC wireless signals at one of the source coil or the internal repeater coil. A demodulation circuit is configured to receive the electrical information from the at least one sensor at the internal repeater coil, detect a change in the electrical information, (iii) determine if the change in the electrical information meets or exceeds one of a rise threshold or a fall threshold, if the change exceeds one of the rise threshold or the fall threshold, generate an alert, and output a plurality of data alerts.

Abstract: The present application relates to an apparatus which comprises a wireless power transmission system. This system comprises features which allow it to transfer more power wirelessly to multiple devices simultaneously, each at extended distances than other systems operating in the same frequency range. The system including heat dissipation features, allowing the system to operate effectively in elevated-temperature environments and to transfer power at higher levels and/or greater distances than a typical power-transfer system. The system also may include design features to withstand mechanical shocks, stresses, and impacts for use in a rugged environment. The system may include features to reduce electromagnetic interference (EMI) and/or specially shaped components with magnetic/ferrimagnetic properties that enhance performance.

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: A modular wireless power transfer system includes a first wireless transmission system and one or more secondary wireless transmission systems. The first wireless transmission system is configured to receive input power from an input power source, generate AC wireless signals, and couple with one or more other antennas. Each of the one or more secondary wireless transmission systems includes a secondary transmission antenna, the secondary transmission antenna configured to couple with one or more of another secondary transmission antenna, the first transmission antenna, one or more receiver antennas, or combinations thereof. The one or more secondary wireless transmission systems are configured to receive the AC wireless signals from one or more of the first wireless transmission system, another secondary wireless transmission system, or combinations thereof and repeat the AC wireless signals to one or more of the secondary transmission antennas, the one or more receiver antennas, or combinations thereof.

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: 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: 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 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: 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 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: 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 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.