Simultaneous multifrequency receive circuits
First Claim
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1. A system comprising:
- a first guided surface waveguide receive structure configured to receive energy in a form of a first guided surface wave transmitted by a first guided surface waveguide probe on a surface of a terrestrial medium at a first frequency;
a second guided surface waveguide receive structure configured to receive energy in a form of a second guided surface wave transmitted by a second guided surface waveguide probe on the surface of the terrestrial medium at a second frequency;
a first impedance matching network coupled to the first guided surface waveguide receive structure;
a second impedance matching network coupled to the second guided surface waveguide receive structure; and
an electrical load coupled to the first impedance matching network and the second impedance matching network, the electrical load being experienced as a load at a first excitation source coupled to the first guided surface waveguide probe generating the first guided surface wave or at a second excitation source coupled to the second guided surface waveguide probe generating the second guided surface wave.
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Abstract
Disclosed are various receive circuits by which to receive a plurality of guided surface waves transmitted by a plurality of guided surface waveguide probes over a surface of a terrestrial medium according to various embodiments.
101 Citations
20 Claims
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1. A system comprising:
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a first guided surface waveguide receive structure configured to receive energy in a form of a first guided surface wave transmitted by a first guided surface waveguide probe on a surface of a terrestrial medium at a first frequency; a second guided surface waveguide receive structure configured to receive energy in a form of a second guided surface wave transmitted by a second guided surface waveguide probe on the surface of the terrestrial medium at a second frequency; a first impedance matching network coupled to the first guided surface waveguide receive structure; a second impedance matching network coupled to the second guided surface waveguide receive structure; and an electrical load coupled to the first impedance matching network and the second impedance matching network, the electrical load being experienced as a load at a first excitation source coupled to the first guided surface waveguide probe generating the first guided surface wave or at a second excitation source coupled to the second guided surface waveguide probe generating the second guided surface wave. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8)
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9. An apparatus comprising:
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a tuned resonator comprising a resonator coil and configured to receive power in a form of a first guided surface wave at a first frequency transmitted by a first guided surface waveguide probe on a surface of a terrestrial medium, the tuned resonator being configured to receive power in a form of a second guided surface wave at a second frequency transmitted by a second guided surface waveguide probe on the surface of the terrestrial medium; a first coil and a second coil that are coupled to the resonator coil; a first isolation circuit coupled via a first direct tap to the resonator coil; a second isolation circuit coupled via a second direct tap to the resonator coil; a first impedance matching network coupled to the first coil; a second impedance matching network coupled to the second coil; and an electrical load coupled to the first impedance matching network and the second impedance matching network, the electrical load being experienced as a load at a first excitation source coupled to the first guided surface waveguide probe generating the first guided surface wave or at a second excitation source coupled to the second guided surface waveguide probe generating the second guided surface wave. - View Dependent Claims (10, 11, 12, 13, 14, 15, 16)
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17. An apparatus comprising:
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a first magnetic coil configured to receive energy in a form of a first guided surface wave transmitted by a first guided surface waveguide probe on a surface of a terrestrial medium at a first frequency; a second magnetic coil configured to receive energy in a form of a second guided surface wave transmitted by a second guided surface waveguide probe on the surface of the terrestrial medium at a second frequency; a first wave rectifier coupled to the first magnetic coil; a second wave rectifier coupled to the second magnetic coil; and an electrical load coupled to the first wave rectifier and the second wave rectifier, the electrical load being experienced as a load at a first excitation source coupled to the first guided surface waveguide probe generating the first guided surface wave or at a second excitation source coupled to the second guided surface waveguide probe generating the second guided surface wave. - View Dependent Claims (18, 19, 20)
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Specification