Guided Surface Wave Transmission of Multiple Frequencies in a Lossy Media
First Claim
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1. A system, comprising:
- a guided surface waveguide probe;
a plurality of power sources coupled to the guided surface waveguide probe, individual power sources of the plurality of power sources configured to excite the guided surface waveguide probe at a respective different frequency; and
the guided surface waveguide probe being adjusted to launch a plurality of guided surface waves along a lossy conducting medium, the plurality of guided surface waves comprising guided surface waves at the respective different frequencies of the individual power sources.
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Abstract
Disclosed are various embodiments for transmitting energy at multiple frequencies via a guided surface wave along the surface of a lossy medium such as, e.g., a terrestrial medium by exciting a guided surface waveguide probe.
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Citations
23 Claims
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1. A system, comprising:
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a guided surface waveguide probe; a plurality of power sources coupled to the guided surface waveguide probe, individual power sources of the plurality of power sources configured to excite the guided surface waveguide probe at a respective different frequency; and the guided surface waveguide probe being adjusted to launch a plurality of guided surface waves along a lossy conducting medium, the plurality of guided surface waves comprising guided surface waves at the respective different frequencies of the individual power sources. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12)
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13. A system, comprising:
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a guided surface waveguide probe comprising; a charge terminal elevated over a lossy conducting medium; a compensation terminal positioned below the charge terminal; first and second feed networks coupled to the charge terminal and the compensation terminal and configured to provide a voltage to the charge terminal; a first power source coupled to the charge terminal via the first feed network, the first power source exciting the charge terminal at a first frequency; and a second power source coupled to the charge terminal via the second feed network, the second power source exciting the charge terminal at a second frequency different from the first frequency; and wherein the guided surface waveguide probe is adjusted to simultaneously launch a first guided surface wave at the first frequency along a lossy conducting medium and a second guided surface wave at the second frequency along the lossy conducting medium. - View Dependent Claims (14, 15, 16, 17)
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18. A method, comprising:
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exciting a guided surface waveguide probe with a plurality of signals having different respective frequencies, the guided surface waveguide probe positioned over a lossy medium; and launching a plurality of guided surface waves at the different respective frequencies in the lossy medium, each of the plurality of guided surface waves having a respective field strength contour that decays exponentially as a function of a distance from the guided surface waveguide probe. - View Dependent Claims (19, 20, 21, 22, 23)
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Specification