Modular open system architecture for unattended ground sensors
First Claim
1. An unattended ground sensor, comprising:
- an aerially deployable housing having bottom and top ends, the bottom end being configured to penetrate a target ground location to mitigate detection of the housing, the top end having a radially extending assembly sized and configured to expose the top end above the target ground location when the bottom end penetrates thereinto;
a power source disposed within the housing;
a communications module disposed within the housing;
at least two sensor modules mechanically engaged to each other and disposed longitudinally within the housing between the bottom and top ends thereof;
a mainframe module disposed within the housing and being operative to control the sensor modules and the communications module; and
a common electrical bus in electrical communication with the power source, the communication module, the sensor modules, and the mainframe module;
wherein the common electrical bus is operative to provide a communications pathway between the power source, the communications module, the sensor modules, and the mainframe module such that the mainframe module controls the operation of the unattended ground sensor through the common electrical bus.
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Accused Products
Abstract
An unattended ground sensor for the monitoring of a remote area. The unattended ground sensor comprises a housing that supports a power source, a communications module, at least one sensor module and a mainframe module. Additionally, the unattended ground sensor includes a common electrical bus in electrical communication with the power source, the communications module, the at least one sensor module, and the mainframe module. The common electrical bus is operative to provide a communications pathway between the power source, the communications module, the at least one sensor, and the mainframe module. Accordingly, the mainframe module is operative to control the operation of the unattended ground sensor through the common electrical bus.
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Citations
40 Claims
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1. An unattended ground sensor, comprising:
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an aerially deployable housing having bottom and top ends, the bottom end being configured to penetrate a target ground location to mitigate detection of the housing, the top end having a radially extending assembly sized and configured to expose the top end above the target ground location when the bottom end penetrates thereinto;
a power source disposed within the housing;
a communications module disposed within the housing;
at least two sensor modules mechanically engaged to each other and disposed longitudinally within the housing between the bottom and top ends thereof;
a mainframe module disposed within the housing and being operative to control the sensor modules and the communications module; and
a common electrical bus in electrical communication with the power source, the communication module, the sensor modules, and the mainframe module;
wherein the common electrical bus is operative to provide a communications pathway between the power source, the communications module, the sensor modules, and the mainframe module such that the mainframe module controls the operation of the unattended ground sensor through the common electrical bus. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19)
a central processing unit;
a sensor control unit in electrical communication with the central processing unit; and
a communications control unit in electrical communication with the central processing unit.
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3. The unattended ground sensor of claim 1 wherein the power source is a battery.
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4. The unattended ground sensor of claim 1 wherein the communications module is a radio.
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5. The unattended ground sensor of claim 4 wherein the radio is configured for a prescribed mission of the unattended ground sensor.
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6. The unattended ground sensor of claim 1 wherein the housing is configured to be dropped from an aircraft.
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7. The unattended ground sensor of claim 6 wherein the housing is an aerodynamic housing.
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8. The unattended ground sensor of claim 1 wherein the radially extending assembly includes at least one fin and a stop plate.
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9. The unattended ground sensor of claim 1 further comprising a counterweight disposed within the housing.
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10. The unattended ground sensor of claim 1 wherein the common electrical bus is configured to transfer data at a rate of up to 1.5 Mbps.
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11. The unattended ground sensor of claim 1 wherein the common electrical bus is implemented with an architecture selected from the group consisting of:
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RS-232;
RS-485;
Universal Serial Bus (USB);
IEEE-1394 (FireWire);
Ethernet;
I2C; and
IrDA.
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12. The unattended ground sensor of claim 11 wherein the common electrical bus is implemented with a data link protocol in order to transfer data on the common-electrical bus.
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13. The unattended ground sensor of claim 12 wherein the data link protocol is selected from the group consisting of:
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Point-to-Point (PPP);
HDLC;
USB;
Ethernet; and
IrDA.
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14. The unattended ground sensor of claim 1 wherein the common electrical bus is configured to be in electrical communication with each of the sensor modules.
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15. The unattended ground sensor of claim 14 wherein the common electrical bus is configured to connect the sensor modules in a daisy chain.
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16. The unattended ground sensor of claim 1 wherein each of the sensor modules include a sensor selected from the group consisting of:
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an acoustic sensor;
a seismic sensor;
a magnetic sensor;
a chemical sensor;
a passive infrared sensor;
an optical sensor; and
a GPS system.
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17. The unattended ground sensor of claim 1 wherein the common electrical bus is a backplane of the unattended ground sensor.
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18. The unattended ground sensor of claim 1 wherein the mainframe module is programmable for a prescribed mission of the unattended ground sensor.
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19. The unattended ground sensor of claim 18 wherein the mainframe module is programmable for the prescribed mission via software.
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20. An unattended ground sensor, comprising:
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an aerially deployable housing having bottom and top ends, the bottom end being configured to penetrate a target ground location to mitigate detection of the housing, the top end having a radially extending assembly sized and configured to expose the top end above the target ground location when the bottom end penetrates thereinto; and
at least two interlocking sensor modules disposed within the housing and each including external threads engageable to an adjacent module, each of the modules having a common electrical interface providing a communications pathway therebetween wherein each of the modules is interchangeable in order to provide varying configurations for a prescribed mission of the unattended ground sensor. - View Dependent Claims (21)
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22. An unattended ground sensor, comprising:
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an aerially deployable housing having bottom and top ends, the bottom end being configured to penetrate a target ground location to mitigate detection of the housing, the top end having a radially extending assembly sized and configured to expose the top end above the target ground location when the bottom end penetrates thereinto; and
at least two sensor modules interlocked to each other in a stack and disposed within the housing, each of the modules having a common electrical interface providing a communications pathway therebetween wherein each of the modules is interchangeable in order to provide varying configurations for a prescribed mission of the unattended ground sensor. - View Dependent Claims (23, 24, 25, 26, 27, 28, 29, 30, 31, 32)
a) deploying the unattended ground sensor at the prescribed ground location, the unattended ground sensor having bottom and top ends;
b) penetrating the unattended ground sensor into the ground location with the bottom end until only the top end is exposed thereabove to mitigate detection of the unattended sensor;
c) operating the sensor modules with the mainframe module via the common electrical bus, the sensor modules being mechanically engaged to each other and being disposed longitudinally within the unattended ground sensor between the bottom and top ends thereof;
d) monitoring the prescribed location with the sensor modules in order to generate information about the prescribed location; and
e) transmitting the information generated by the sensor modules with the communications module.
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24. The method of claim 23 wherein:
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step (b) comprises operating the sensor modules with the mainframe module;
step (c) comprises monitoring the prescribed location with the sensor modules in order to generate information from respective ones of the sensor modules; and
step (d) comprises transmitting the information from respective ones of the sensor modules with the communications module.
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25. The method of claim 23 wherein step (a) comprises deploying the unattended ground sensor by dropping the unattended ground sensor from an aircraft.
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26. The method of claim 23 wherein step (b) comprises operating the sensor modules via the common electrical bus with an architecture selected from the group consisting of:
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RS-232;
RS-485;
Universal Serial Bus (USB);
IEEE-1394 (FireWire);
Ethernet;
I2C; and
IrDA.
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27. The method of claim 26 wherein step (b) further comprises operating the sensor module via the common electrical bus with a data link protocol selected from the group consisting of:
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Point-to-Point (PPP);
HDLC;
USB;
Ethernet; and
IrDA.
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28. The unattended ground sensor of claim 23 wherein step (c) comprises monitoring the prescribed location with the sensor modules each selected from the group consisting of:
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an acoustic sensor;
a seismic sensor;
a magnetic sensor;
a chemical sensor;
a passive infrared sensor;
an optical sensor; and
a GPS system.
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29. The method of claim 23 further comprising the step of programming the mainframe module with software to operate the sensor modules prior to deploying the unattended ground sensor.
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30. The method of claim 29 wherein the step of programming the mainframe module comprises programming the mainframe module for a prescribed mission of the unattended ground sensor.
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31. The unattended ground sensor of claim 22 wherein each of the sensor modules include external threads engageable to an adjacent module.
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32. The unattended ground sensor of claim 31 wherein each of the sensor modules comprise a threaded spinning collar disposed on an end of the module opposite the external threads, the spinning collar attachable to the external threads of an adjacent module.
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33. An unattended ground sensor for mitigating detection thereof while surveying around a target ground location, the sensor comprising:
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an aerially deployable housing having bottom and top ends;
at least two sensor modules mechanically engaged to each other and disposed longitudinally within the housing between the bottom and top ends thereof for surveying around the target ground location; and
a radially extending assembly formed at the top end of the housing, the assembly being sized and configured to expose the top end above the target ground location when the bottom end of the housing penetrates thereinto so as to mitigate the detection of the housing. - View Dependent Claims (34, 35, 36, 37, 38, 39, 40)
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Specification