Dual functioning signaling device
Embodiments of the instant disclosure relate to dual functioning signaling devices. The device has a signaling unit that includes an active- and semi-passive signaling components. The signaling unit is affixed to and/or positioned within a textile or substrate. The active signaling component includes a transceiver, power source, and input device to allow the user to selectively transmit identifying information. The semi-passive signaling component includes a radio frequency radiator that reflects an EM response signal when exposed to interrogating EM radiation. The operating frequencies of the active- and semi-passive signaling components are configured to not interfere or interference with each other. The active- and semi-passive signaling components both include antenna elements that include a conductive composition that includes fully exfoliated graphene sheets dispersed with a polymer matrix. The textile can be in the form of a pouch, patch, sticker, and/or panel. The textile can be selectably affixed to objects and/or persons.
1 . A dual functioning signaling device, comprising:
a signaling unit comprising:
a backplane;
an antenna element;
a radio frequency radiator (“RFR”);
a transceiver conductively coupled to the antenna element;
a control circuit conductively coupled to the transceiver;
wherein
one or more of the backplane, the antenna element, and the RFR are substantially planar;
the antenna element
is positioned proximate to the backplane and the RFR;
operates at an antenna frequency range;
the backplane
is positioned proximate to the antenna element and the RFR;
reflects electromagnetic (“EM”) radiation generated by at least one of the antenna element and the RFR away from the signaling unit;
the RFR reflects an EM response signal within a predetermined frequency range when exposed to an interrogating EM radiation, the EM response signal comprises predetermined identifying information;
the control circuit is configured to generate, via the transceiver, a RF signal
when it receives a transmit signal from an input device conductively coupled to the control circuit; or
at predetermined time intervals;
the RFR comprises:
a conductor;
a second control circuit;
a second transceiver;
the second control circuit is communicatively coupled to the second transceiver;
the second transceiver is conductively coupled to the conductor;
the second control circuit is configured to:
generate, via the second transceiver, the EM response signal when the conductor is exposed to the interrogating EM radiation;
transmit, via the second transceiver, the EM response signal using the conductor;
at least one of the antenna element and the RFR comprise a conductive composition;
the conductive composition comprises:
fully exfoliated single sheets of graphene;
a polymer; and
the fully exfoliated single sheets of graphene are present in the polymer matrix as a 3D percolated network.
2 . The dual functioning signaling device of claim 1 , wherein:
the RFR is positioned on a first side of the backplane;
the antenna element is positioned on a second side of the backplane opposite the RFR; and
the first side is positioned opposite the second side.
3 . The dual functioning signaling device of claim 1 , wherein
the RFR and the antenna element are positioned on a first side of the backplane.
4 . The dual functioning signaling device of claim 1 , wherein
the signaling device is coupled to a helmet cover.
5 . The dual functioning signaling device of claim 1 , wherein
the signaling unit is positioned within a pouch;
the pouch comprises a demountable fastener; and
the demountable fastener demountably couples the pouch to a surface.
6 . The dual functioning signaling device of claim 1 , wherein
the signaling unit is coupled to a panel;
the panel comprises a demountable fastener; and
the demountable fastener demountably couples the panel to a surface.
7 . A signaling system, comprising:
the dual functioning signaling device of claim 1 ;
an EM emitter;
an EM detector;
a third control circuit;
wherein
the third control circuit is communicatively coupled to
a datastore;
the EM detector;
the datastore comprises identification data;
the EM emitter emits the interrogating EM radiation;
the EM detector captures the EM response signal; and
the third control circuit is configured to determine whether the identification data comprises the known frequency combination.
8 . The signaling system of claim 7 , wherein
the RFR comprises:
a conductor;
a second control circuit;
a second transceiver;
the second control circuit is communicatively coupled to the second transceiver;
the second transceiver is conductively coupled to the conductor;
the second control circuit is configured to:
generate, via the second transceiver, the EM response signal when the conductor is exposed to the interrogating EM radiation; and
transmit, via the second transceiver, the EM response signal using the conductor.
9 . The signaling system of claim 8 , wherein
one or more of the antenna element and the conductor comprises a conductive composition;
the conductive composition comprises:
fully exfoliated single sheets of graphene;
a polymer; and
the fully exfoliated single sheets of graphene are present as in the polymer matrix as a 3D percolated network.
10 . The signaling system of claim 8 , wherein
the RFR is positioned on a first side of the backplane;
the antenna element is positioned on the first side or a second side of the backplane opposite the RFR; and
the first side is positioned opposite the second side.
11 . The signaling system of claim 10 , wherein
the EM emitter is associated with an aerial vehicle, a terrestrial vehicle, an astronautical vehicle, or an aquatic vehicle.
12 . A method for manufacturing a dual functioning signaling device, comprising:
forming a backplane;
forming a radio frequency radiator (“RFR”) that reflects an EM response signal within a predetermined frequency range when exposed to interrogating EM radiation;
forming an antenna element that operates at an antenna frequency range;
positioning the antenna element proximate to both the backplane and the RFR;
positioning the backplane proximate to the antenna element and the RFR to thereby allow the backplane to reflect EM radiation generated by at least one of the antenna element and the RFR;
conductively coupling the antenna element to a transceiver;
conductively coupling the transceiver to a control circuit to thereby form a signaling unit, the control circuit configured to utilize the transceiver to generate a RF signal when the control circuit receives a transmit signal from an input device conductively coupled to the control circuit or at predetermined intervals;
wherein
forming the RFR comprises:
forming a conductor;
communicatively coupling a second control circuit to a second transceiver;
communicatively coupling the second transceiver to the conductor;
configuring the second control circuit to:
generate, via the second transceiver, the EM response signal when the conductor is exposed to the interrogating EM radiation;
transmit, via the second transceiver, the EM response signal using the conductor;
forming the antenna element comprises forming the antenna element using a conductive composition;
the conductive composition comprises:
fully exfoliated single sheets of graphene;
a polymer; and
the fully exfoliated single sheets of graphene are present as in the polymer matrix as a 3D percolated network.
13 . The method of claim 12 , wherein
forming the conductor comprises forming a conductive pattern on a substrate using the conductive composition.
14 . The method of claim 13 , further comprising:
positioning the signaling unit within a pouch; and
the pouch comprises a demountable fastener that demountably couples the pouch to a surface.
15 . The method of claim 13 , further comprising:
coupling the signaling unit to a panel; and
the panel comprises a demountable fastener that demountably couples the pouch to a surface.
16 . The method of claim 13 , further comprising:
coupling the signaling unit to a surface; or
integrating the signaling unit within the surface.