Signal transmission surveillance system

• US 8,001,902 B2
• Filed: 10/09/2008
• Issued: 08/23/2011
• Est. Priority Date: 10/09/2008
• Status: Active Grant

• Current Assignee: the united states of america as represented by the secretary of the navy
• Original Assignee: the united states of america as represented by the secretary of the navy
• Inventors: Bass, Jamie
• Primary Examiner(s): Carone; Michael
• Assistant Examiner(s): Abdosh; Samir
• Application Number:
  US12/248,383
• Publication Number:
  US 20100093270A1
• Time in Patent Office: 1,048 Days
• Field of Search: 102/387
• US Class Current: 102/387
• CPC Class Codes: F42B 12/365 Projectiles transmitting information to a remote location using optical or electronic means F42B12/385 takes precedence
• CPC Class Codes: F42B 30/006 Mounting of sensors, antennas or target trackers on projectiles
• CPC Class Codes: H04B 7/18502 Airborne stations
• CPC Class Codes: H04K 2203/16 for telephony
• CPC Class Codes: H04K 2203/24 for communication related to weapons
• CPC Class Codes: H04K 3/41 characterized by the control of the jamming activation or deactivation time control of jamming activation and deactivation time only for the purpose of alternating between jamming mode and target monitoring mode H04K3/45
• CPC Class Codes: H04K 3/42 characterized by the control of the jamming frequency or wavelength
• CPC Class Codes: H04K 3/44 characterized by the control of the jamming waveform or modulation type
• CPC Class Codes: H04K 3/45 characterized by including monitoring of the target or target signal, e.g. in reactive jammers or follower jammers for example by means of an alternation of jamming phases and monitoring phases, called "look-through mode"
• CPC Class Codes: H04K 3/65 using deceptive jamming or spoofing, e.g. transmission of false signals for premature triggering of RCIED, for forced connection or disconnection to/from a network or for generation of dummy target signal
• CPC Class Codes: H04K 3/92 related to allowing or preventing remote control

Abstract

A system and method of detecting, processing, and selectively responding to radio frequency transmissions detected by at least one projectile deployed above a geographic area.

Claims

1. An electronic projectile comprising:

a housing;

a processor received within the housing;

a power source operably coupled to the processor;

a location detector operably coupled to the processor, the location detector configured to detect the location of the housing and provide a location signal including location data of the housing to the processor;

a descent inhibitor adapted to maintain an altitude or position relative to a ground reference for a predetermined period operably coupled to the processor, the descent inhibitor configured to be stored in the housing during a first mode of operation and to be deployed during a second mode of operation, the processor controlling deployment of the descent inhibitor;

a radio frequency detector operably coupled to the processor, the radio frequency detector configured to scan and detect a radio frequency transmission signal based on signals from said processor and provide a detection signal including data on the radio frequency transmission signal to the processor, wherein said processor further stores a plurality of time stamp data associated with a respective plurality of said detected radio frequency transmission signal;

a transmitter operably coupled to the processor, the processor configured to cause the transmitter to send a plurality of source signals to an operator station, the source signal including the location data of the housing, at least one said time stamp associated with said location data, and the data on the radio frequency transmission signal, wherein said data on the radio frequency signal comprises at least one signal characteristic;

a receiver operably coupled to the processor and configured to receive a control signal from the operator station, the control signal based upon a trigger determined by the operator station, and the processor activating a responder in response to the control signal;

a plurality of antennas operably coupled to the radio frequency detector, each of the plurality of antennas tuned to a different frequency range; and

wherein said processor, said transmitter, and said receiver send a signal to query a plurality of communication devices within a predetermined range of said projectile, wherein said query triggers said communication devices to transmit a unique identification data code associated with each of said communication devices;

wherein said processor appends said unique identification data code to said queried signal data.

2. The electronic projectile of claim 1, further comprising a propellant configured to drive the housing in motion.

3. The electronic projectile of claim 1, further comprising a shock absorber operably coupled to the processor.

4. The electronic projectile of claim 1, further comprising a data port supported by the housing and in communication with the processor, the data port configured to electrically couple to a connector supported by a docking station of the operator station.

5. The electronic projectile of claim 1, further comprising at least one of a camera configured to transmit an image to the processor, and an audio receiver configured to transmit an audio signal to the processor.

6. The electronic projectile of claim 1, further comprising a destructive member received within the housing, detonation of the destructive member being controlled by the processor.

7. The electronic projectile of claim 6, wherein the destructive member comprises at least one of an explosive and an incendiary device.

8. The electronic projectile of claim 1, wherein the descent inhibitor comprises one of a balloon or a parachute deployed by the processor when said processor determines a predetermined elevation is detected based on at least one said location data.

9. The electronic projectile of claim 8, wherein the predetermined elevation is the apex of the trajectory of the projectile.

10. The electronic projectile of claim 1, wherein the location detector includes a global positioning satellite receiver and antenna.

11. The electronic projectile of claim 1, wherein the transmitter is defined by a transceiver received within the housing.