The present utility model discloses a floor lamp control circuit, which comprises a central processing unit (CPU), a 12-36V isolation adapter, a DC-DC step-down circuit and an H-bridge control LED brightness & color temperature circuit; the input end of the 12-36V isolation adapter is connected to the mains supply, the output end of the 12-36V isolation adapter is connected to the input end of the DC-DC step-down circuit, and the output end of the DC-DC step-down circuit is connected to the CPU; the two PWM control ports of the CPU are connected to the two PWM ports of the H-bridge control LED brightness & color temperature circuit, and the conduction of the H-bridge control LED brightness & color temperature circuit is controlled through two PWM control ports; the output end of the LED brightness & color temperature circuit is connected in parallel with more than one LED lamp array. The circuit of this structure can help to improve the safety.

The present utility model discloses a floor lamp control circuit, which comprises a central processing unit (CPU), a 12-36V isolation adapter, a DC-DC step-down circuit and an H-bridge control LED brightness & color temperature circuit; the input end of the 12-36V isolation adapter is connected to the mains supply, the output end of the 12-36V isolation adapter is connected to the input end of the DC-DC step-down circuit, and the output end of the DC-DC step-down circuit is connected to the CPU; the two PWM control ports of the CPU are connected to the two PWM ports of the H-bridge control LED brightness & color temperature circuit, and the conduction of the H-bridge control LED brightness & color temperature circuit is controlled through two PWM control ports; the output end of the LED brightness & color temperature circuit is connected in parallel with more than one LED lamp array. The circuit of this structure can help to improve the safety.

An intelligent light bulb is provided as well as a method, devices and computer program product of configuring such an intelligent light bulb. The intelligent light bulb comprises an lighting element and a programmable controller. The programmable controller comprises a memory module having stored therein firmware including instructions for controlling operations of the LED lighting element, where the memory module including a passive memory on which at least a portion of the firmware is stored. The passive memory component of the memory module is responsive to a signal carrying firmware update information received over a wireless communication link from a device external to the intelligent light bulb for causing a firmware update process to be performed to modify the instructions of the firmware based on the update information carried by the signal. The programmable controller also includes a processing unit in communication with the memory module for operating the LED lighting element at least in part in accordance with the instructions of the firmware. Advantageously, the proposed intelligent light bulb can be configured using the signal carrying the firmware update information. In some embodiments, this may allow modifications of certain operating characteristic of the intelligent light bulb to be performed after manufacturing, including modifications pertaining to light color emitted and/or manner of operating the light bulb.

The light fixture includes a frame, a substantially flat light emitting diode (LED) panel disposed within the frame, power circuitry disposed within at least one of a number of channels within the frame, and a central wire-way. The frame includes a bottom assembly and a top assembly coupled to the bottom assembly. The bottom assembly and the top assembly cooperate to form the channels within the frame. The bottom assembly has a back surface. The power circuitry is configured to electrically couple the substantially flat LED panel to an external AC power supply. The central wire-way is disposed adjacent the back surface of the bottom assembly and configured to route wiring to or from the power circuitry disposed within at least one of the channels within the frame.

Systems, methods, and devices for a networked lighting system are described herein. One system includes a controller for a networked lighting system, comprising, a memory and a processor configured to execute executable instructions stored in the memory to receive, from an image sensor, positions of a number of luminaires in a networked lighting system of a building. The controller further configured to create a lighting map of the networked lighting system based on the received number of luminaire positions and change an address assigned to at least one of the number of luminaires based on the lighting map.

A lighting unit having a microcontroller; and a near field communication (NFC)-enabled embedded device comprising NFC shared memory configured to be written to by both an external NFC reader/writer using near field communication and the microcontroller and configured to enable an operation of the lighting unit to be both monitored and controlled using NFC. In this manner, the operation of a lighting unit may be monitored using NFC and controlled by using one of two approaches, such as via a microcontroller within the lighting unit and/or a near field communication, NFC, via the NFC-enabled embedded device; wherein the microcontroller is configured to manage a communication protocol to facilitate communications between the lighting unit and at least one other NFC-enabled device.

A light string includes a plurality of lights and a plurality of non-polarity capacitor corresponding to the lights; wherein, the lights are electrically connected in series and to be powered by an AC power supply; each of the non-polarity capacitor is connected in parallel to a corresponding one of the lights. When the light string is powered on, the non-polarity capacitor is charged and absorbs the surge current which may occur. Thus, the voltage dropped on each light rises slowly and the lights are safe. The non-polarity capacitor also performs power compensation and electrical connection.

An intelligent light bulb is provided as well as a method, devices and computer program product of configuring such an intelligent light bulb. The intelligent light bulb comprises an LED lighting element and a programmable controller. The programmable controller comprises a memory module having stored therein firmware including instructions for controlling operations of the LED lighting element, where the memory module including a passive memory on which at least a portion of the firmware is stored. The passive memory component of the memory module is responsive to a signal carrying firmware update information received over a wireless communication link from a device external to the intelligent light bulb for causing a firmware update process to be performed to modify the instructions of the firmware based on the update information carried by the signal. The programmable controller also includes a processing unit in communication with the memory module for operating the LED lighting element at least in part in accordance with the instructions of the firmware. Advantageously, the proposed intelligent light bulb can be configured using the signal carrying the firmware update information. In some embodiments, this may allow modifications of certain operating characteristic of the intelligent light bulb to be performed after manufacturing, including modifications pertaining to light color emitted and/or manner of operating the light bulb.

The light fixture includes a frame, a substantially flat light emitting diode (LED) panel disposed within the frame, power circuitry disposed within at least one of a number of channels within the frame, and a central wire-way. The frame includes a bottom assembly and a top assembly coupled to the bottom assembly. The bottom assembly and the top assembly cooperate to form the channels within the frame. The bottom assembly has a back surface. The power circuitry is configured to electrically couple the substantially flat LED panel to an external AC power supply. The central wire-way is disposed adjacent the back surface of the bottom assembly and configured to route wiring to or from the power circuitry disposed within at least one of the channels within the frame.

The light fixture includes a frame configured to define a channel, and a substantially flat light emitting diode (LED) panel disposed within the frame. Power circuitry is disposed within the first channel, the power circuitry being configured to electrically couple the substantially flat LED panel to an external AC power supply. The power circuitry is sized to be positioned within the first channel and has a length and a width, the length-to-width ratio being at least 5 to 1, and optionally at least 10 to 1. The power circuitry is configured to convert an AC input into a DC output suitable for powering the substantially flat light emitting diode (LED) panel. The substantially flat light emitting diode (LED) panel includes an optically transmissive panel, and an array of LEDs disposed adjacent to an edge of the optically transmissive panel and disposed adjacent at least one edge of the frame.