Illumination Device and Fixture

• US 20090237011A1
• Filed: 03/20/2009
• Published: 09/24/2009
• Est. Priority Date: 03/20/2008
• Status: Active Grant

• Current Assignee: Signify Holding B.V. (Signify N.V.)
• Original Assignee: Cooper Technologies Company (Eaton Corporation PLC.)
• Inventors: Shah, Ashok Deepak, Roberts, David Diehl III
• Granted Patent: US 8,324,838 B2
• Time in Patent Office: Days
• US Class Current: 315/312
• CPC Class Codes: F21K 9/23 Retrofit light sources for lighting devices with a single fitting for each light source, e.g. for substitution of incandescent lamps with bayonet or threaded fittings
• CPC Class Codes: F21S 2/005 of modular construction
• CPC Class Codes: F21S 8/035 by means of plugging into a wall outlet, e.g. night light
• CPC Class Codes: F21V 21/096 Magnetic devices
• CPC Class Codes: F21Y 2101/00 Point-like light sources
• CPC Class Codes: F21Y 2105/10 comprising a two-dimensional array of point-like light-generating elements
• CPC Class Codes: F21Y 2115/10 Light-emitting diodes [LED]
• CPC Class Codes: G05B 15/02 electric
• CPC Class Codes: G05B 19/042 using digital processors G05B19/05 takes precedence
• CPC Class Codes: G05B 2219/25387 Control sequences so as to optimize energy use by controlled machine
• CPC Class Codes: G05B 2219/2642 Domotique, domestic, home control, automation, smart house
• CPC Class Codes: G06Q 30/018 Certifying business or products
• CPC Class Codes: H05B 45/00 Circuit arrangements for operating light-emitting diodes [LED]
• CPC Class Codes: H05B 45/10 Controlling the intensity of the light
• CPC Class Codes: H05B 45/24 using electrical feedback from LEDs or from LED modules
• CPC Class Codes: H05B 45/60 Circuit arrangements for operating LEDs comprising organic material, e.g. for operating organic light-emitting diodes [OLED] or polymer light-emitting diodes [PLED]
• CPC Class Codes: H05B 47/175 by remote control
• CPC Class Codes: H05B 47/18 via data-bus transmission
• CPC Class Codes: H05B 47/185 via power line carrier transmission
• CPC Class Codes: Y02B 20/30 Semiconductor lamps, e.g. solid state lamps [SSL] light emitting diodes [LED] or organic LED [OLED]
• CPC Class Codes: Y02B 20/40 : Control techniques providing energy savings, e.g. smart controller or presence detection

Abstract

Technologies are described herein for an illumination device and a corresponding fixture device. The illumination device includes a luminary module for the emission of light and an identification circuit containing identifying data, while the fixture device includes a driver module for supplying power to the illumination device and a controller module. When the illumination device is connected to the fixture device, the controller module communicates with the identification circuit of the illumination device to retrieve the identifying data and causes the driver module to supply the appropriate power to the luminary module of the illumination device.

Claims

1. A lighting system, comprising:

an illumination device comprising a luminary module and an identification circuit; and

a fixture device comprising a driver module and a controller module, wherein the illumination device is detachably connected to the fixture device, the driver module is configured to supply power to the luminary module, and the controller module is configured to communicate with the identification circuit of the illumination device to retrieve data and control the driver module according to the data.

2. The system of claim 1, wherein the controller module is further configured to:

communicate with the identification circuit to determine if the illumination device is authentic;

upon determining that the illumination device is authentic, cause the driver module to supply power to the luminary module of the illumination device; and

upon determining that the illumination device is not authentic, cause the driver module to remove power from the luminary module of the illumination device.

3. The system of claim 2, wherein the controller module is further configured to, upon determining that the illumination device is not authentic, permanently disable the luminary module of the illumination device.

4. The system of claim 2, wherein determining if the illumination device is authentic comprises reading identifying data from the identification circuit and validating the identifying data.

5. The system of claim 2, wherein determining if the illumination device is authentic comprises negotiating authentication with the identification circuit using an asymmetrical encryption scheme.

6. The system of claim 1, wherein the identification circuit contains identifying data and wherein the controller module is further configured to:

read the identifying data from the identification circuit;

retrieve optimal driver parameters regarding the luminary module associated with the identifying data from a central database; and

cause the driver module to supply power to the luminary module of the illumination device according to the optimal driver parameters.

7. The system of claim 1, wherein the identification circuit contains optimal driver parameters regarding the luminary module and wherein the controller module is further configured to:

read the optimal driver parameters from the identification circuit; and

cause the driver module to supply power to the luminary module of the illumination device according to the optimal driver parameters.

8. The system of claims 6 or 7, wherein the optimal driver parameters comprise one or more of a current value, a modulation frequency value, a voltage value, and a heat/thermocouple value.

9. The system of claim 1, wherein the identification circuit of the illumination device is configured to collect and store usage information regarding the luminary module, and wherein the controller module of the fixture device is further configured to read the usage information from the identification circuit.

10. The system of claim 9, wherein the usage information comprises hours of operation of the luminary module.

11. The system of claim 1, wherein the identification circuit comprises a microcontroller integrated circuit device.

12. The system of claim 1, wherein the luminary module comprises an array of solid-state luminary (“

SSL”

) devices.

13. An illumination device, comprising:

one or more solid-state luminary (“

SSL”

) devices; and

an identification circuit containing identifying data, wherein the illumination device is detachably connected to a corresponding fixture device configured to

communicate with the identification circuit to read the identifying data, and

supply power to the one or more SSL devices.

14. The illumination device of claim 13, wherein the fixture device is further configured to:

communicate with the identification circuit to determine if the illumination device is authentic; and

upon determining that the illumination device is not authentic, disable power to the one or more SSL devices.

15. The illumination device of claim 13, wherein the identification circuit further contains optimal driver parameters regarding the one or more SSL devices and wherein the fixture device is further configured to:

communicate with the identification circuit to retrieve the optimal driver parameters; and

supply power to the one or more SSL devices according to the optimal driver parameters.

16. The illumination device of claim 13, wherein the identification circuit comprises a microcontroller integrated circuit device.

17. A method of authenticating an illumination device detachably connected to a fixture device, the method comprising:

initializing an identification circuit on the illumination device;

communicating with the identification circuit to retrieve identifying data regarding the illumination device;

determine if the illumination device is authentic based on the identifying data;

upon determining the illumination device is authentic, supplying power to a luminary module of the illumination device; and

upon determining that the illumination device is not authentic, disabling the power to the illumination device.

18. The method of claim 17, further comprising:

retrieving optimal driver parameters regarding the luminary module of the illumination device associated with the identifying data from a central database; and

supplying power to the luminary module of the illumination device according to the optimal driver parameters.

19. The method of claim 17, further comprising:

communicating with the identification circuit to retrieve optimal driver parameters regarding the luminary module of the illumination device; and

supplying power to the luminary module of the illumination device according to the optimal driver parameters.