CONTACTLESS UNDERWATER COMMUNICATION DEVICE
First Claim
1. A communication device, comprising:
- (a) a water-tight housing;
(b) a radiative element disposed outside of the housing, said radiative element comprising at least two antennae, wherein the radiative element is configured to propagate an electric field signal through water; and
(c) a communications section disposed within the housing, said communications section being coupled to said radiative element, said communications section comprising at least one transmitter, wherein the communications section is configured to transmit digitally modulated data as an electric field signal propagated by the radiative element.
1 Assignment
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Accused Products
Abstract
This invention provides, inter alia, communication devices for contactless underwater data transmission and reception. In one embodiment the present invention provides a transmitting device comprising (a) a water-tight housing; (b) a radiative element disposed outside of the housing, said radiative element comprising at least two antennae, wherein the radiative element is configured to propagate an electric field signal through water; and (c) a communications section disposed within the housing, said communications section being coupled to said radiative element, said communications section comprising at least one transmitter, wherein the communications section is configured to transmit digitally modulated data as an electric field signal propagated by the radiative element. Also provided are similarly constituted receiving devices, transceiving devices, systems containing such devices and methods of using such devices and systems.
243 Citations
25 Claims
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1. A communication device, comprising:
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(a) a water-tight housing; (b) a radiative element disposed outside of the housing, said radiative element comprising at least two antennae, wherein the radiative element is configured to propagate an electric field signal through water; and (c) a communications section disposed within the housing, said communications section being coupled to said radiative element, said communications section comprising at least one transmitter, wherein the communications section is configured to transmit digitally modulated data as an electric field signal propagated by the radiative element. - View Dependent Claims (2, 3, 4)
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5. A communication device, comprising:
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(a) a water-tight housing; (b) a receptive element disposed outside of the housing, said receptive element comprising at least two antennae, wherein the receptive element is configured to detect an electric field signal being propagated through water; and (c) a communications section disposed within the housing, said communications section being coupled to said receptive element, said communications section comprising at least one receiver, wherein the communications section is configured to receive and demodulate digitally modulated data carried by an electric field signal sensed by the receptive element. - View Dependent Claims (6, 7, 8)
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9. A communication device, comprising:
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(a) a water-tight housing; (b) a radiative element disposed outside of the housing, said radiative element comprising at least two antennae, wherein the radiative element is configured to propagate an electric field signal through water and detect an electric field signal being propagated through water; and (c) a communications section disposed within the housing, said communications section being coupled to said radiative element, said communications section comprising at least one transmitter and at least one receiver, wherein the communications section is configured to transmit digitally modulated data as an electric field signal propagated by the radiative element and to receive and demodulate digitally modulated data carried by an electric field signal sensed by the radiative element. - View Dependent Claims (10, 11, 12, 13, 14, 15, 16)
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17. A method of underwater communication, comprising:
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(i) bringing to within a signal contact distance a first communication device and a second communication device; (ii) propagating an electric field signal from the first communication device through a mass of water separating the first communication device from the second communication device; and (iii) receiving said electric field signal by the second communication device; wherein the first communication device comprises a water-tight housing;
a radiative element disposed outside of the housing, said radiative element comprising at least two antennae, wherein the radiative element is configured to propagate an electric field signal through water; and
a communications section disposed within the housing, said communications section being coupled to said radiative element, said communications section comprising at least one transmitter, wherein the communications section is configured to transmit digitally modulated data as an electric field signal propagated by the radiative element; andwherein the second communication device comprises a water-tight housing;
a receptive element disposed outside of the housing, said receptive element comprising at least two antennae, wherein the receptive element is configured to detect an electric field signal being propagated through water;
a communications section disposed within the housing, said communications section being coupled to said receptive element, said communications section comprising at least one receiver, wherein the communications section is configured to receive and demodulate digitally modulated data carried by an electric field signal sensed by the receptive element.- View Dependent Claims (18, 19, 20, 21, 22, 23, 24, 25)
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Specification