LIGHTING SYSTEM, LIGHTING CONTROL DEVICE, AND LIGHTING CONTROL METHOD

• US 20170127497A1
• Filed: 07/25/2016
• Published: 05/04/2017
• Est. Priority Date: 10/30/2015
• Status: Abandoned Application

• Current Assignee: Samsung Electronics Co. Ltd.
• Original Assignee: Samsung Electronics Co. Ltd.
• Inventors: BAEK, Chang Hoon, CHUNG, Kil Yoan
• Application Number:
  US15/218,312
• Publication Number:
  US 20170127497A1
• Time in Patent Office: Days
• CPC Class Codes: H05B 45/24 using electrical feedback from LEDs or from LED modules
• CPC Class Codes: H05B 47/105 in response to determined parameters
• CPC Class Codes: H05B 47/11 by determining the brightness or colour temperature of ambient light
• CPC Class Codes: H05B 47/19 via wireless transmission
• CPC Class Codes: Y02B 20/40 Control techniques providing energy savings, e.g. smart controller or presence detection

Abstract

A lighting system includes a sensor unit having at least one sensor, a lighting unit having at least one light emitting diode (LED) and a driver driving the plurality of LEDs, and a control device connected to the driver and the plurality of sensors to communicate therewith. The control device is to store operational information of the driver and information obtained by the plurality of sensors every predetermined period, in which, when a certain event occurs, the control device stores operational information of the driver and information obtained by the plurality of sensors at a time when the event occurs.

Claims

1. A lighting system, comprising:

a sensor unit including at least one sensor;

a lighting unit having at least one light emitting diode (LED) and a driver to drive the at least one LED; and

a control device connected to the driver and the sensor unit to communicate therewith, and to store operational information of the driver and general data output by the sensor unit every predetermined period,

wherein, if an event occurs, the control device stores operational information of the driver and event data output by the sensor unit at a time when the event occurs.

2. The lighting system as claimed in claim 1, wherein the control device comprises:

a memory to store operational information of the driver and data output by the sensor unit as information;

a processor to store the information to the memory and manage the stored information; and

a communication interface connected to the sensor.

3. The lighting system as claimed in claim 2, wherein the communication interface includes at least one of inter-integrated circuit (I²C), RS485, digital addressable lighting interface (DALI), universal asynchronous receiver/transmitter (UART), and serial peripheral interface (SPI).

4. The lighting system as claimed in claim 2, wherein the control device transmits the information stored in the memory to an external server.

5. The lighting system as claimed in claim 2, wherein the sensor unit includes a plurality of sensors and the communication interface includes a plurality of communication interfaces, the processor collects information of each of the plurality of sensors through the communications interfaces to recognize the plurality of sensors, and operates the plurality of sensors based on the collected information.

6. The lighting system as claimed in claim 2, wherein the processor comprises a configuration circuit to control operations of the driver through the communications interface.

7. The lighting system as claimed in claim 1, wherein the sensor unit includes a plurality of sensors including at least one of a global positioning system (GPS) sensor, a humidity sensor, a temperature sensor, an illumination sensor, and an ambient light sensor.

8. The lighting system as claimed in claim 1, wherein the control device determines whether the event occurs based on a comparison of at least one of operational information of the driver and data obtained by the sensor unit to predetermined values.

9. The lighting system as claimed in claim 1, wherein, when the event occurs, the control device stores operational information of the driver and event data output by the sensor unit at a time when the event occurs, regardless of the predetermined period.

10. The lighting system as claimed in claim 1, wherein the control device stores at least one of values of a voltage and a current supplied to the at least one LED by the driver as operational information of the driver.

11. A lighting control device, comprising:

a memory to store data;

a communication unit having a plurality of communications interfaces connected to a driver to drive a light emitting diode (LED) and a plurality of sensors; and

a processor to store information transmitted through the plurality of communications interfaces to the memory and manage the stored information,

wherein the processor includes a configuration circuit to control operations of the driver, and provide a plug-and-play (PnP) function recognizing a device connected to the plurality of communications interfaces.

12. The lighting control device as claimed in claim 11, wherein the processor stores information transmitted through the plurality of communications interfaces to the memory every predetermined period.

13. The lighting control device as claimed in claim 11, wherein, if a certain event occurs, the processor stores information transmitted through the plurality of communications interfaces to the memory at a time when the event occurs.

14. The lighting control device as claimed in claim 13, wherein the processor determines that the event has occurred when it is determined that at least one of peripheral information collected by the plurality of sensors and output value information of the driver is outside a predetermined reference range.

15. The lighting control device as claimed in claim 14, wherein the processor transmits that the event has occurred to an external server.

16. The lighting control device as claimed in claim 11, wherein the configuration circuit controls operations of the driver based on at least one of an operating mode of the driver, voltage and current values required to be output by the driver, and identification information of the LED driven by the driver.

17. The lighting control device as claimed in claim 11, wherein the plurality of communications interfaces includes at least one of inter-integrated circuit (I²C), RS485, digital addressable lighting interface (DALI), universal asynchronous receiver/transmitter (UART), and serial peripheral interface (SPI).

18-20. -20. (canceled)

21. A lighting system, comprising:

a sensor;

a lighting unit including a light emitting diode (LED) and a driver to drive the LED; and

a control device connected to the driver and sensor to communicate therewith, the control device to monitor at least one of operational information of the driver and data output from the sensor to determine whether an event has occurred, and to store operational information of the driver and event data when the event has occurred as event information.

22. The lighting system as claimed in claim 21, wherein the control device transmits event information to an external server.

24. The lighting system as claimed in claim 21, wherein the control device determines whether an event occurs by comparing at least one of the operational information of the driver and data output from the sensor to a predetermined reference range.

23. (canceled)