IP Library Granted Patent US 7,035,308
Granted Patent B1
US 7,035,308 · App. 10/411,274 · Granted Apr 25, 2006

Method and system for countering laser technology

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Quick Facts
Patent No.
US 7,035,308
App. No.
10/411,274
Granted
Apr 25, 2006
Kind
B1
Abstract

Described herein is a method and system for providing a countermeasure against laser detection systems using nanocomponent material that is tailored to cloak or obscure a target from detection by transmitted laser radiation. The nanodot material absorbs and/or down-converts the transmitted laser radiation. Similarly, described herein is a method and system for providing a countermeasure against laser systems intended to blind a target through the use of a specifically engineered nanocomponent material for absorbing and/or down-converting the radiation from the laser system.

Claims (25)

1. A method for countering target detection by a light source detection device comprising:

engineering a first nanocomponent material to absorb at a first transmitted radiation wavelength of a first light source detection device; and

applying the first nanocomponent material to the target, wherein at least a portion of the first transmitted radiation wavelength of the first light source detection device is absorbed by the first nanocomponent material such that a first reflected radiation wavelength from the target is below a level that is detectable by the first light source detection device;

wherein the first nanocomponent material is comprised of a semiconductor material selected from Group II–VI and Group III–V material.

2. The method according to claim 1 , wherein the first nanocomponent material is comprised of multiple first nanocomponents, wherein each first nanocomponent is less than 100 μm in diameter.

3. The method according to claim 2 , wherein the first nanocomponents are selected from the group consisting of nanodots, nanorods, nanowires, and nanotubes.

4. The method according to claim 1 , further comprising:

engineering a second nanocomponent material to absorb at a second transmitted radiation wavelength of a second light source detection device; and

applying the second nanocomponent material to the target, wherein at least a portion of the second transmitted radiation wavelength of the second light source detection device is absorbed by the second nanocomponent material such that a second reflected radiation wavelength from the target is below a level that is detectable by the second light source detection device.

5. The method according to claim 4 wherein the second nanocomponent material is comprised of a semiconductor material.

6. The method according to claim 5 wherein the semiconductor material is selected from Group II–VI and Group III–V material.

7. The method according to claim 4 , wherein the second nanocomponent material is is comprised of multiple second nanocomponents, wherein each second nanocomponent is less than 100 μin diameter.

8. The method according to claim 7 , wherein the second nanocomponents are selected from the group consisting of nanodots, nanorods, nanowires, and nanotubes.

9. The method according to claim 4 , wherein the second nanocomponent material is comprised of multiple second nanocomponents, wherein each second nanocomponent is less than 100 nm in diameter.

10. The method according to claim 1 , wherein the first nanocomponent material is comprised of multiple first nanocomponents, wherein each first nanocomponent is less than 100 nm in diameter.

11. A material for countering light source effects directed at a target comprising:

at least a first nanocomponent material comprised of multiple first nanocomponents, wherein each of the multiple first nanocomponents are engineered to absorb and down-convert a first transmission radiation of a first light source directed at the target; and

a mixer material for mixing with the first nanocomponent material, wherein the mixer material facilitates the addition of the first nanocomponent material to the target;

wherein the first nanocomponent material is comprised of a semiconductor material selected from Group II–VI and Group III–V material.

12. The material according to claim 11 , wherein the mixer material is paint.

13. The material according to claim 11 , wherein the transmission wavelength is in the infrared spectrum.

14. The material according to claim 11 , wherein each of the multiple first nanocomponents its is less than 100 μm in diameter.

15. The material according to claim 11 , wherein each of the multiple first nanocomponents are selected from the group consisting of nanodots, nanorods, nanowires, and nanotubes.

16. The material according to claim 11 , further comprising a second nanocomponent material comprised of multiple second nanocomponents, wherein each of the multiple second nanocomponents are engineered to absorb and down-convert a second transmission radiation of a second laser directed at the target.

17. The material according to claim 11 , wherein each of the multiple first nanocomponents fits is less than 100 m in diameter.

Assignments (6)
RELEASE OF SECURITY INTEREST Recorded Jan 17, 2020
From: CITIBANK, N.A., AS COLLATERAL AGENT
To: LEIDOS, INC.
Reel/Frame 051632/0742 →
RELEASE OF SECURITY INTEREST Recorded Jan 17, 2020
From: CITIBANK, N.A., AS COLLATERAL AGENT
To: LEIDOS, INC.
Reel/Frame 051632/0819 →
SECURITY INTEREST Recorded Aug 25, 2016
From: LEIDOS, INC.
To: CITIBANK, N.A.
Reel/Frame 039809/0801 →
SECURITY INTEREST Recorded Aug 25, 2016
From: LEIDOS, INC.
To: CITIBANK, N.A.
Reel/Frame 039818/0272 →
CHANGE OF NAME Recorded Apr 11, 2014
From: SCIENCE APPLICATIONS INTERNATIONAL CORPORATION
To: LEIDOS, INC.
Reel/Frame 032661/0470 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Apr 11, 2003
From: MCNEIL, SCOTT E.; FRITTS, MARTIN J.; HEDDLESTON, ROY R.; MARK, MARTIN B.
To: SCIENCE APPLICATIONS INTERNATIONAL CORP.
Reel/Frame 013965/0505 →