LED security device and system

• US 20060140634A1
• Filed: 12/23/2005
• Published: 06/29/2006
• Est. Priority Date: 12/28/2004
• Status: Abandoned Application

• Current Assignee: The Cooper Union for the Advancement of Science and Art
• Original Assignee: The Cooper Union for the Advancement of Science and Art
• Inventors: Dell, Robert, Yang, Andrew
• Application Number:
  US11/317,480
• Publication Number:
  US 20060140634A1
• Time in Patent Office: Days
• US Class Current: 398/106
• CPC Class Codes: G07C 2009/00785 by light
• CPC Class Codes: H05B 45/00 Circuit arrangements for operating light-emitting diodes [LED]
• CPC Class Codes: H05B 45/34 Voltage stabilisation; Maintaining constant voltage
• CPC Class Codes: H05B 47/165 following a pre-assigned programmed sequence; Logic control [LC]
• CPC Class Codes: H05B 47/195 the transmission using visible or infrared light

Abstract

Provided herein are embodiments of an LED security system and method. In one exemplary embodiment, the present invention comprises: (a) a first device comprising means for generating light having specific wavelengths; and (b) a second device comprising: (i) a plurality of light emitting diodes capable of receiving light having specific wavelengths and generating corresponding first electrical signals; (ii) means for amplifying the first electrical signals; (iii) means for providing encoding logic, wherein the means for providing encoding logic receives the amplified first electrical signals, determines whether the amplified first electrical signals correspond to a predetermined encoded sequence, and provides at least a second signal if the amplified first electrical signals correspond to the predetermined encoded sequence; and (iv) a power source in electrical connection to the means for amplifying the first signals and the means for providing encoding logic.

Claims

1. A security device comprising:

(a) a plurality of light emitting diodes capable of receiving light having specific wavelengths and generating corresponding first electrical signals;

(b) means for amplifying the first electrical signals;

(c) means for providing encoding logic, wherein the means for providing encoding logic receives the amplified first electrical signals, determines whether the amplified first electrical signals correspond to a predetermined encoded sequence, and provides at least a second signal if the amplified first electrical signals correspond to the predetermined encoded sequence; and

(d) a power source in electrical connection to the means for amplifying the first signals and the means for providing encoding logic.

2. The security device of claim 1, wherein each of the plurality of light emitting diodes comprise a distinct color.

3. The security device of claim 1, in which the light emitting diodes are selected from red, blue, green, orange or infrared light emitting diodes, or a combination thereof.

4. The security device of claim 1, in which the means for amplifying the first electrical signals is an amplification circuit.

5. The security device of claim 1, in which the amplification circuit comprises a potentiometer.

6. The security device of claim 1, in which the means for providing encoding logic is a programmable interrupt controller.

7. A security system comprising:

(a) a first device comprising means for generating light having specific wavelengths; and

(b) a second device comprising;

i. a plurality of light emitting diodes capable of receiving light having specific wavelengths and generating corresponding first electrical signals,

ii. means for amplifying the first electrical signals,

iii. means for providing encoding logic, wherein the means for providing encoding logic receives the amplified first electrical signals, determines whether the amplified first electrical signals correspond to a predetermined encoded sequence, and provides at least a second signal if the amplified first electrical signals correspond to the predetermined encoded sequence, and

iv. a power source in electrical connection to the means for amplifying the first signals and the means for providing encoding logic.

8. A method of using a security system comprising:

(a) providing a first device comprising means for generating light having specific wavelengths;

(b) providing a second device comprising;

i. a plurality of light emitting diodes capable of receiving light having specific wavelengths and generating corresponding first electrical signals,

ii. means for amplifying the first electrical signals,

iii. means for providing encoding logic, wherein the means for providing encoding logic receives the amplified first electrical signals, determines whether the amplified first electrical signals correspond to a predetermined encoded sequence, and provides at least a second signal if the amplified first electrical signals correspond to the predetermined encoded sequence, and

iv. a power source in electrical connection to the means for amplifying the first signals and the means for providing encoding logic;

(c) generating light having specific wavelengths from the first device, such that the light generated is received by the light emitting diodes of the second device, and the light emitting diodes generate corresponding first electrical signals;

(d) amplifying the first electrical signals and providing the amplified first electrical signals to the means for providing encoding logic, such that the means for providing encoding logic determine whether the amplified first electrical signals correspond to a predetermined encoded sequence; and

(e) providing at least a second signal from the means for providing encoding logic if the amplified first electrical signal corresponds to the predetermined encoded sequence.

9. A security device comprising:

(a) a plurality of light emitting diodes capable of receiving light having specific wavelengths and generating corresponding first electrical signals;

(b) a first component for amplifying the first electrical signals;

(c) a second component for providing encoding logic, wherein the second component receives the amplified first electrical signals, determines whether the amplified first electrical signals correspond to a predetermined encoded sequence, and provides at least a second signal if the amplified first electrical signals correspond to the predetermined encoded sequence; and

(d) a power source in electrical connection to the first component and the second component.

10. The security device of claim 9, wherein each of the plurality of light emitting diodes comprise a distinct color.

11. The security device of claim 10, in which the light emitting diodes are selected from red, blue, green, orange or infrared light emitting diodes, or a combination thereof.

12. The security device of claim 9, in which the first component is an amplification circuit.

13. The security device of claim 12, in which the amplification circuit comprises a potentiometer.

14. The security device of claim 9, in which the second component is a programmable interrupt controller.

15. A security system comprising:

(a) a first device comprising a third component for generating light having specific wavelengths; and

(b) a second device comprising;

i. a plurality of light emitting diodes capable of receiving light having specific wavelengths and generating corresponding first electrical signals,

ii. a first component for amplifying the first electrical signals,

iii. a second component for providing encoding logic, wherein the second component receives the amplified first electrical signals, determines whether the amplified first electrical signals correspond to a predetermined encoded sequence, and provides at least a second signal if the amplified first electrical signals correspond to the predetermined encoded sequence, and

iv. a power source in electrical connection to the first component and the second component.

16. A method of using a security system comprising:

(a) providing a first device comprising a third component for generating light having specific wavelengths;

(b) providing a second device comprising;

i. a plurality of light emitting diodes capable of receiving light having specific wavelengths and generating corresponding first electrical signals,

ii. a first component for amplifying the first electrical signals,

iii. a second component for providing encoding logic, wherein the second component receives the amplified first electrical signals, determines whether the amplified first electrical signals correspond to a predetermined encoded sequence, and provides at least a second signal if the amplified first electrical signals correspond to the predetermined encoded sequence, and

iv. a power source in electrical connection to the first component and the second component;

(c) generating light having specific wavelengths from the first device, such that the light generated is received by the light emitting diodes of the second device, and the light emitting diodes generate corresponding first electrical signals;

(d) amplifying the first electrical signals and providing the amplified first electrical signals to the second component, such that the second component determines whether the amplified first electrical signals correspond to a predetermined encoded sequence; and

(e) providing at least a second signal from the second component if the amplified first electrical signal corresponds to the predetermined encoded sequence.