Abstract: Various embodiments for deterring theft in wireless power systems are disclosed. In one embodiment, an electrical device, comprise a guided surface wave receive structure configured to obtain electrical energy from a guided surface wave traveling along a terrestrial medium, and an electrical load coupled to the guided surface wave receive structure, the electrical load being experienced as a load at an excitation source coupled to a guided surface waveguide probe generating the guided surface wave. Processing circuitry of the electrical device may be configured to monitor the electrical load to determine whether a power consumption of the electrical load has exceeded a predefined amount of permitted power consumption and disable the wireless power receiver or the electrical load coupled to the wireless power receive structure in response to the electrical load exceeding the predefined amount of permitted power consumption.

Abstract: The use of a combination of wired and wireless power distribution equipment, coexisting together in various embodiments, is described. For example, one or more sub-transmission and/or distribution stations for wired power distribution, for example, can be retrofitted to include wireless power distribution equipment. Using the wireless power distribution equipment, power received via a wired transmission network can be re-transmitted using a sub-transmission and/or a distribution probe, for example. Similarly, power received by wireless receive structures through transmission, sub-transmission, or distribution frequency guided surface waves can be re-transmitted over wired networks, such as wired transmission, sub-transmission, and/or distribution networks.

Abstract: Disclosed are various embodiments of load shedding techniques for a guided surface wave power delivery system. In one embodiment, among others, a guided surface wave receive structure is configured to obtain electrical energy from a guided surface wave traveling along a lossy conducting medium. A user device is coupled to the guided surface wave receive structure as an electrical load, where a load shedding application of the user device is configured to receive load shedding instructions from a controller device coupled to the guided surface waveguide probe and is configured to regulate user device consumption of the electrical energy provided by the guided surface wave.

Abstract: Disclosed is a guided surface waveguide probe including a charge terminal configured to generate an electromagnetic field and a support apparatus that supports the charge terminal above a lossy conducting medium, wherein the electromagnetic field generated by the charge terminal synthesizes a wave front incident at a complex Brewster angle of incidence (?i,B) of the lossy conducting medium.

Abstract: Disclosed are various embodiments for field strength monitoring of electromagnetic fields generated by a guided surface waveguide probe. A field meter measures the field strength of the electromagnetic field. The field meter communicates the measured field strength to a probe control system coupled to the guided surface waveguide probe. Adjustments can be made to one or more operational parameters of the guided surface waveguide probe according to the measured field strength.

Abstract: Disclosed is a disaster warning device with a guided surface wave receive structure, an impedance matching network, a power circuit, a data processing circuit, and a warning output. The power circuit and the data processing circuit may be coupled to the guided surface wave receive structure. The power circuit may supply electrical energy to power to the data processing circuit and warning output. The power circuit may receive power from a guided surface wave. The data processing circuitry may receive data communications from a guided surface wave.

Abstract: Disclosed are systems and methods for long distance transmission of offshore generated power. A turbine is located offshore. The turbine can be mechanically coupled to a generator. A guided surface waveguide probe is electrically coupled to the generator and configured to launch a guided surface wave on a terrestrial medium.

Abstract: Disclosed are various approaches for measuring and reporting the amount of electrical power consumed by an electrical load attached to a guided surface wave receive structure. A guided surface wave receive structure is configured to obtain electrical energy from a guided surface wave traveling along a terrestrial medium. An electrical load is coupled to the guided surface wave receive structure, the electrical load being experienced as a load at an excitation source coupled to a guided surface waveguide probe generating the guided surface wave. An electric power meter coupled to the electrical load and configured to measure the electrical load.

Abstract: Disclosed are various embodiments of a guided surface waveguide transmit system. One embodiment of the guided surface waveguide transmit system includes a guided surface waveguide probe configured to transmit a guided surface wave along a lossy conducting medium. The system further includes a controller device configured to receive load status data and signal for the guided surface waveguide probe to adjust transmission of the guided surface wave based at least in part on the load status data.

Abstract: Disclosed is hybrid communication in which a first message from a guided surface wave probe node is embedded in a guided surface wave, and a second message from a guided surface wave receive node uses a different messaging mechanism.

Abstract: Aspects of detecting the unauthorized consumption of electrical energy are described. In some embodiments, a system includes a guided surface waveguide probe that launches a guided surface wave along a surface of a terrestrial medium. The system further includes metering systems that are distributed within a geographical region associated with the guided surface waveguide probe. The system also includes at least one computing device and memory storing computer instructions that cause the at least one computing device to generate an energy flow map using data obtained from the metering systems.

Abstract: Disclosed are various embodiments for transmitting and receiving energy conveyed in the form of a guided surface-waveguide mode along the surface of a lossy medium such as, e.g., a terrestrial medium excited by a guided surface waveguide probe.

Abstract: Disclosed are various embodiments for transmitting and receiving energy conveyed in the form of a guided surface-waveguide mode along the surface of a lossy medium such as, e.g., a terrestrial medium excited by a guided surface waveguide probe.

Abstract: A system for power smoothing in power distribution and methods are provided. In one embodiment, a power multiplying network is provided that comprises a multiply-connected, velocity inhibiting circuit constructed from a number of lumped-elements. The power multiplying network is coupled to a power distribution network. The power multiplying network is configured to store power from and supply power to the power distribution network.

Abstract: A power multiplier and method are provided. The power multiplier includes a power multiplying network that is a multiply-connected, velocity inhibiting circuit constructed from a number of lumped-elements. The power multiplier also includes a launching network, and a directional coupler that couples the launching network to the power multiplying network. The power multiplier provides for power multiplication at nominal power generation frequencies such as 50 Hertz, 60 Hertz, and other power frequencies, in a compact circuit.

Abstract: Disclosed is hybrid communication in which a first message from a guided surface wave probe node is embedded in a guided surface wave, and a second message from a guided surface wave receive node uses a different messaging mechanism.

Abstract: Various power processing systems are described that employ a multiply-connected velocity inhibiting circuit. At least one delay active circuit and at least one variable capacitance are configured to cause an alternating current (AC) power signal to propagate in a single direction in the multiply-connected velocity inhibiting circuit.

Abstract: Various power processing systems are described that employ a multiply-connected velocity inhibiting circuit. At least one active circuit can be employed to synthesize at least one passive lumped element in the multiply-connected velocity inhibiting circuit.

Abstract: Disclosed are various embodiments of a guided surface wave transmitter/receiver configured to transmit a guided surface wave at a first frequency and to receive guided surface waves at a second frequency, concurrently with the transmission of guided surface waves at the first frequency. The various embodiments can be configured to retransmit received power and applied the received power to an electrical load. The various embodiments of the guided surface wave transmitter/receiver also can be configured as an amplitude modulation (AM) repeater.

Abstract: Aspects of a guided surface waveguide probe site and the preparation thereof are described. In various embodiments, the guided surface waveguide probe site may include a propagation interface including a first region and a second region, and a guided surface waveguide probe configured to launch a guided surface wave along the propagation interface. In one aspect of the embodiments, at least a portion of the first region may be prepared to more efficiently launch or propagate the guided surface wave. Among embodiments, the portion of the first region, which may be composed of the Earth, may be treated or mixed with salt, gypsum, sand, or gravel, for example, among other compositions of matter. In other embodiments, the portion of the first region may be covered, insulated, irrigated, or temperature-controlled, for example. By preparing the site, a guided surface wave may be more efficiently launched and/or propagated.