Antenna and transceiver for transmitting a secure signal

• US 9,722,724 B1
• Filed: 12/15/2016
• Issued: 08/01/2017
• Est. Priority Date: 04/29/2016
• Status: Active Grant

• Current Assignee: TRIAD National Security, LLC
• Original Assignee: Los Alamos National Security LLC (Government of the United States of America)
• Inventors: Schmidt, Andrea, Singleton, John
• Primary Examiner(s): Alam, Fayyaz
• Application Number:
  US15/380,893
• Time in Patent Office: 229 Days
• Field of Search: 455 1, 4555501, 455 73, 455 91
• CPC Class Codes: H04K 1/08 by varying the polarisation of transmitted waves
• CPC Class Codes: H04K 2203/34 involving multiple cooperating jammers
• CPC Class Codes: H04K 3/28 with jamming and anti-jamming mechanisms both included in a same device or system, e.g. wherein anti-jamming includes prevention of undesired self-jamming resulting from jamming
• CPC Class Codes: H04K 3/44 characterized by the control of the jamming waveform or modulation type
• CPC Class Codes: H04K 3/827 using characteristics of target signal or of transmission as countermeasure against jamming H04K3/25, e.g. using direct sequence spread spectrum or fast frequency hopping spread spectrum techniques H04B1/69
• CPC Class Codes: H04K 3/86 related to preventing deceptive jamming or unauthorized interrogation or access, e.g. WLAN access or RFID reading record carriers with integrated circuit chips including means for preventing undesired reading or writing from or to record carriers by hindering electromagnetic reading or writing G06K19/07318; arrangements for sensing record carriers including arrangements for protecting the interrogation against piracy attacks G06K7/10257

Abstract

An accelerated superluminal polarization currents (ASPC) transceiver includes an ASPC transmitter including a plurality of ASPC radiator elements, the ASPC transmitter transmitting a radio signal that is focused in a target direction and scrambled in other directions; and a radio receiver, wherein the center of a pulse of the radio signal has a transit time t_c from an end of the ASPC transmitter, at a first position −x₀, to a second position x along the ASPC transmitter given by the following equation: t_c=[R²+x₀²+2Rx₀ cos ψ₀]^1/2−[R²+x²+2Rx cos ψ₀]^1/2, where R is a target distance from the ASPC transmitter and ψ₀ is a target angle and

$\frac{x+x_0}{t_c}>c.$

Claims

1. An accelerated superluminal polarization currents (ASPC) transceiver comprising:

an ASPC transmitter comprising a plurality of ASPC radiator elements, the ASPC transmitter transmitting a radio signal that is focused in a target direction and scrambled in other directions; and

a radio receiver,

wherein the center of a pulse of the radio signal has a transit time t_c from an end of the ASPC transmitter, at a first position −

x₀, to a second position x along the ASPC transmitter given by the following equation;

t_c=[R²+x₀²+2Rx₀cosψ

₀]^1/2−

[R²+x²+2Rxcosψ

₀]^1/2,

where R is a target distance from the ASPC transmitter and ψ

₀ is a target angle.

2. The ASPC transceiver of claim 1, wherein the plurality of ASPC radiator elements each comprise:

a dielectric element; and

a pair of electrodes, one on each side of the dielectric element.

3. The ASPC transceiver of claim 2, wherein the plurality of ASPC radiator elements each further comprise:

a connector for connecting a controller to the pair of electrodes; and

wiring between the connector and the pair of electrodes.

4. The ASPC transceiver of claim 3,

wherein the plurality of ASPC radiator elements each further comprise an insulating support structure housing the pair of electrodes, the dielectric element, the connector, and the wiring.

5. The ASPC transceiver of claim 3,

wherein application of correctly timed voltages to the connectors of the plurality of ASPC radiator elements will cause a polarization current in the dielectric elements of the plurality of ASPC radiator elements to move superluminally.

6. The ASPC transceiver of claim 1,

wherein the ASPC transmitter further transmits the radio signal such that the radio signal is focused at a target distance and scrambled at other distances.

7. The ASPC transceiver of claim 1, where:

8. A radio communication system comprising:

a plurality of accelerated superluminal polarization currents (ASPC) transceivers,

wherein each ASPC transceiver of the plurality of ASPC transceivers transmits a radio signal that is received by a target of each of the plurality of ASPC transceivers that is in a target direction, and

wherein the radio signal from each of the ASPC transceivers is scrambled in directions other than the target direction.

9. The radio communication system of claim 8, wherein each ASPC transceiver of the plurality of ASPC transceivers comprises:

an ASPC transmitter comprising a plurality of ASPC radiator elements; and

a radio receiver.

10. The radio communication system of claim 9, wherein the plurality of ASPC radiator elements each comprise:

a dielectric element; and

a pair of electrodes, one on each side of the dielectric element.

11. The radio communication system of claim 10, wherein the plurality of the ASPC radiator elements each further comprises:

a connector for connecting a controller to the pair of electrodes; and

wiring between the connector and the pair of electrodes.

12. The radio communication system of claim 11,

wherein the plurality of ASPC radiator elements each further comprise an insulating support structure housing the pair of electrodes, the dielectric element, the connector, and the wiring.

13. The radio communication system of claim 11,

wherein application of correctly timed voltages to the connectors of the plurality of ASPC radiator elements will cause a polarization current in the dielectric elements of the plurality of ASPC radiator elements to move superluminally.

14. The radio communication system of claim 9,

wherein the ASPC transmitter transmits the radio signal such that the radio signal is focused at a target distance and scrambled at other distances.

15. The radio communication system of claim 9,

wherein the center of a pulse of the radio signal has a transit time t_c from an end of the ASPC transmitter, at a first position −

x₀, to a second position x along the ASPC transmitter given by the following equation;

t_c=[R²+x₀²+2Rx₀cosψ

₀]^1/2−

[R²+x²+2Rxcosψ

₀]^1/2,

where R is a target distance from the ASPC transmitter and ψ

₀ is a target angle.

16. The radio communication system of claim 15, where:

17. A method of transmitting a radio signal via an accelerated superluminal polarization currents (ASPC) antenna comprising:

at a communications controller, applying, respectively, a plurality of voltages to a plurality of electrodes of the ASPC antenna, the plurality of voltages being applied with a coordinated voltage and timing such that the radio signal is transmitted in a target direction and scrambled in other directions,

wherein the center of a pulse of the radio signal has a transit time t_c from an end of the antenna, at a first position −

x₀, to a second position x along the antenna given by the following equation;

t_c=[R²+x₀²+2Rx₀cosψ

₀]^1/2−

[R²+x²+2Rxcosψ

₀]^1/2,

where R is a target distance from the ASPC antenna and ψ

₀ is a target angle.

18. The method of claim 17, where:

19. The method of claim 17,

wherein the coordinated voltage and timing are such that a component of a velocity of a polarization current in the ASPC antenna in the target direction is always the speed of light.

20. The method of claim 17,

wherein the plurality of voltages vary with position as well as time.