Osram Gmbh

Ledvance Gmbh

Middel Tjaco

Xuewei Dai

Zesheng Ye

Daxin Lin

Nimchung Ku

Yaping Liu

Hui Jia

Quansheng Liu

Aimin Lin

Dezhao Zhang

XiHe Zhuang

SiXiong Zeng

Yewei Liufu

Chunjun Jiang

A master illuminating device may include an illuminating module, and a signal acquisition and processing unit for detecting the surrounding and outputting a control signal. The illuminating module is designed to receive the control signal and is driven according to the control signal. The illuminating device further include a signal transmission unit which is designed to receive the control signal and is designed to transmit the control signal.

Master illuminating device, illuminating device and illumination control system

A lighting device may include a tube and end caps located at two ends of the tube, a lighting assembly arranged in the tube, a driver for the lighting assembly, an antenna, and a wireless communication circuit for conducting wireless communication, the antenna being provided in the end cap and the wireless communication circuit being provided in the tube or at least partially provided in the end cap, and one side of the wire communication circuit being connected to the driver and the other side thereof being connected to the antenna.

Lighting device

A completely plastic LED tube light, may include plastic shell comprising wires embedded therein, wherein two or more projections having greater dimensions than that of the wires are formed on the wires, end caps located at two ends of the plastic shell, respectively, and LEDs positioned in a space enclosed by the plastic shell and the end caps. A method for manufacturing the completely plastic LED tube light is also disclosed.

Completely plastic LED tube light and manufacturing method thereof

Various embodiments relate to a load driver and a luminaire including the load driver. The load driver may include a voltage limiting circuit including a first polar capacitor and a second polar capacitor connected in inverse series, which are connected in parallel respectively with first and second current limiting elements, where the first and second current limiting elements limit the direction in which current flows so that current flows through different polar capacitors in positive and negative halves of a cycle of an alternating-current power supply.

Load driver and luminaire including the load driver

A base configured to carry a light emitting body and to be inserted into a round tube housing, may include: a rectangular portion configured to carry the light emitting body on a first surface of the rectangular portion; and first and second fixing portions configured to extend from first and second long edges of the rectangular portion respectively in a space that a second surface of the rectangular portion faces, such that when the base is inserted into the round tube housing, at least a part of each of the first and second fixing portions presses against the inner wall of the round tube housing, and a first part close to the first long edge and a second part close to the second long edge in the first surface of the rectangular portion press against first and second protrusions on the inner wall of the round tube housing respectively.

Base, round tube housing and lamp including base and round tube housing

A driving device for an illuminating device may include a plurality of sub illuminating units. The driving device may include a plurality of sub driving modules in series connected to an input voltage source to distributively store energy from the input voltage source. Each of the sub driving modules is allocated with and electrically connected with one sub illuminating unit so as to release the stored energy to the sub illuminating unit allocated thereto.

Driving device for illuminating device, illuminating device and luminaire, driving device having distributed inductance

A constant current source circuit includes a main circuit, wherein the main circuit includes a first three-terminal regulator, a transistor, a sample resistor and a load, an output terminal of the first three-terminal regulator is connected with a control Electrode of the transistor, a reference Electrode of the transistor is connected with a voltage input terminal, a working Electrode is connected with one end of the load, and the other end of the load is connected with one end of the sample resistor, and the other end of the sample resistor and an input terminal of the first three-terminal regulator are connected to a reference potential, respectively, wherein the constant current source circuit further includes an adjusting unit that includes a voltage stabilizing unit, a fourth resistor and a fifth resistor.

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Guangdong, China

Middel Tjaco