LED Light Bulb System

• US 20080092800A1
• Filed: 10/22/2007
• Published: 04/24/2008
• Est. Priority Date: 10/20/2006
• Status: Active Grant

• Current Assignee: Norman J. Shenton, Robert B. Smith
• Original Assignee: Norman J. Shenton, Robert B. Smith
• Inventors: Roberts, Jon L., Smith, Robert B., Shenton, Norman J.
• Granted Patent: US 7,597,455 B2
• Time in Patent Office: Days
• US Class Current: 116/202
• CPC Class Codes: F21K 9/232 specially adapted for generating an essentially omnidirectional light distribution, e.g. with a glass bulb
• CPC Class Codes: F21K 9/238 Arrangement or mounting of circuit elements integrated in the light source
• CPC Class Codes: F21V 23/003 the elements being electronics drivers or controllers for operating the light source, e.g. for a LED array
• CPC Class Codes: F21V 23/0442 activated by means of a sensor, e.g. motion or photodetectors
• CPC Class Codes: F21V 3/02 characterised by the shape
• CPC Class Codes: F21Y 2113/13 comprising an assembly of point-like light sources
• CPC Class Codes: F21Y 2115/10 Light-emitting diodes [LED]
• CPC Class Codes: H05B 45/20 Controlling the colour of the light
• CPC Class Codes: H05B 45/357 specially adapted for retrofit LED light sources
• CPC Class Codes: H05B 47/19 via wireless transmission

Abstract

An LED light bulb having separately addressable groupings of LED'"'"'s. The LED light bulb can serve as a visual indicator of emergency or non-emergency conditions by selectively illuminating groupings of LED'"'"'s in a variety of colors, each color corresponding to a predetermined condition.

Claims

1. A light emitting diode (LED) light bulb system comprising:

a system controller comprising a wireless transmitter;

an LED bulb apparatus comprising a wireless receiver for receiving signals from the system controller, the LED bulb apparatus further comprising;

a LED grouping of plural LEDs;

control circuitry connected to the LED grouping for controlling the timing interval and intensity of illumination of the LED grouping;

a power supply for conditioning and powering the control circuitry; and

a base connected to a power source and connected to supply power to the power supply.

2. The LED light bulb system of claim 1, wherein the LED grouping comprises plural elongated boards, the plural elongated boards being disposed generally parallel to one another.

3. The light emitting diode light bulb system of claim 2, wherein the wherein the LED boards comprise LEDs of a plurality of colors.

4. The light emitting diode light bulb system of claim 2, wherein the control circuitry comprises instructions for selectably applying power to the plural elongated boards.

5. The light emitting diode light bulb system of claim 4, wherein the LED boards a plurality of LEDs a plurality of colors.

6. The light emitting diode light bulb system of claim 5 wherein the system controller comprises instructions for receiving a DTMF signal, for translating the DTMF signal into instructions for wireless transmission to the wireless receiver of the LED bulb apparatus and wherein the DTMF signal is indicative of a desired illumination condition.

7. The light emitting diode light bulb system of claim 6 wherein the DTMF signal comprises a DTMF signal from the group consisting of an incoming telephone call, a sensor, and a wireless transmission device.

8. An emergency alert system comprising:

a first alarm sensor adapted to sense a first emergency condition;

a second alarm sensor adapted to sense a second emergency condition different from the first emergency condition;

a system controller connected to receive sensor signals from the first and second alarm sensors and connected to transmit an alarm signal to a command center indicating the first emergency condition or the second emergency condition;

a signal conditioner connected to receive an illumination signal from the system controller indicating a first light color corresponding to the first emergency condition or a second light color corresponding to the second emergency condition, the second light color being different from the first light color, wherein the signal conditioner transmits a command signal to selectably illuminate according to the first light color or the second light color, based upon the received illumination signal; and

a light emitting diode light bulb comprising;

a first light emitting diode grouping of plural light emitting diodes all having the first light color;

a second light emitting diode grouping of plural light emitting diodes all having the second light color;

control circuitry connected to selectably address the first light emitting diode grouping or the second light emitting diode grouping with supply of electrical power based upon the command signal from the signal conditioner.

9. The emergency alert system of claim 8, wherein the signal conditioner comprises a wireless transmitter to transmit the command signal wirelessly;

and

wherein the light emitting diode light bulb further comprises a wireless receiver connected to command selectable address by the control circuitry based upon the command signal as received from the wireless transmitter.

11. The light emitting diode light bulb of claim 8, wherein light emitting diodes of the first light emitting diode grouping are mounted on plural elongated boards, the plural elongated boards being disposed parallel with one another.

12. The light emitting diode light bulb of claim 8, wherein light emitting diodes of the second light emitting diode grouping are mounted on the plural elongated boards.

10. A light emitting diode light bulb comprising:

a first light emitting diode grouping of plural light emitting diodes all having a first light color;

a second light emitting diode grouping of plural light emitting diodes all having a second light color different from the first light color;

control circuitry connected to selectably address the first light emitting diode grouping or the second light emitting diode grouping with supply of electrical power;

a wireless receiver connected to command selectable address by the control circuitry based upon a received RF signal;

a threaded base connected to supply the control circuitry and wireless receiver with electrical power; and

an envelope connected to the base and housing the first light emitting diode grouping and the second light emitting diode grouping.