An LED light bulb includes a bulb shell, a bulb base, a stem, conductive supports, an LED filament, and a supporting arm. The bulb base is connected to the bulb shell. The stem is connected to the bulb base. The conductive supports are connected to the stem. The LED filament includes a filament body and two conductive electrodes. The conductive electrodes are at two ends of the filament body and connected to the conductive supports. The filament body is around the stem. The supporting arm is connected to the stem and the filament body. In a height direction of the LED light bulb, H is a distance from a bottom to a top of the bulb shell. A first height difference is defined between the two conductive electrodes and is from 0 to 1/10H. The filament body is curved to form a highest point and a lowest point. A second height difference is defined between the highest point and the lowest point. The first height difference is less than the second height difference.

A main light and a secondary LED light for generation lumination of particular light characteristics in a particular direction. This includes an LED lighting fixture having a min light in a ceiling/wall lamp and a nightlight transmitting nightlight illumination along a ceiling. Downlights are disclosed having a main illumination source a secondary lumination source as a nightlight or some other illumination.

Various embodiments may relate to a lighting system, including at least one lighting module which has a printed circuit board and at least one lighting means arranged on the printed circuit board, and at least one electrical component for operating the lighting means of the lighting module. The electrical component is electrically connected to the lighting module. The electrical component is directly fastened to the lighting module.

A LED light bulb, consisting of: a bulb shell; a bulb base connected with the bulb shell; a driving circuit disposed in the bulb base; two conductive supports installed in the bulb shell and electrically connected to the driving circuit; a stem disposed in the bulb base; an LED filament module installed in the bulb shell and connected with the stem through the conductive support; at least one supporting arm comprising a hook end and a fixed end, the hook end extends radially from the stand for connecting with one of the connecting portions, and the fixed end is embedded into the stand.

This present invention provides a Curved LED tubular lamp, comprising a Curved lamp tube as mentioned above, wherein the first straight tube has a first inner wall and a first outer wall opposite to the first inner wall along the longitudinal axis of the first straight tube, and the second straight tube has a second inner wall and a second outer wall opposite to the second inner wall along the longitudinal axis of the second straight tube, and the rear supporter has a third inner wall and a third outer wall opposite to the third inner wall along the axis of the rear supporter, whereby the first inner wall, the third inner wall and the second inner wall is defined as an inner area, and the first outer wall, the third outer wall and the second outer wall is defined as an outer area; a LED light board installed on the inner area of the Curved lamp tube; two lamp caps respectively capped on the front ends of the first straight tube and the second straight tube, and connected with each other by a first front supporter; and driving circuits formed inside the caps or on the LED light board and interconnected to the LED light board.

The present invention discloses a U-shape LED tube, comprising a U-shape tube body and light bars fixed inside the U-shape tube body. The U-shape tube body comprises two straight tube sections and one curved section, the curved section comprises two semicircle tubes, the two ends of the curved section are provided with shrinkage parts that are inserted in the straight tube sections, and the shrinkage parts are in fixed connection with the straight tube sections through ultrasonic welding. The curved section of the present invention is provided with shrinkage parts that are inserted in the straight tube sections, the outer diameters of the tubes of each part are consistent, achieving streamline aesthetic appearance; the shortcomings of tube body corrosion and light emission blockage due to fixing of light bar with adhesive glue in conventional LED tube are overcome through ultrasonic welding.

An LED light bulb, comprising: a bulb shell with a lower part and an upper part opposite to the lower part; a bulb base connected with the bulb shell; a heat dissipating element connected with the lower part of the bulb shell and the bulb base, wherein the height of the heat dissipating element is L1 and the maximum height from the heat dissipating element to the upper part of the bulb shell is L2, and the ratio of L1 to L2 is from 1/30 to 1/3; and an LED filament with a plurality of LED chips electrically connected to each other disposed in the bulb shell, two conductive supports, disposed in the bulb shell, a driving circuit, electrically connected with the two conductive supports and the bulb base, a stem disposed in the bulb shell, the LED filament is connected with the stem through the conductive supports.

An LED light bulb comprises an LED filament configured for emitting omnidirectional light. The filament comprises a linear array of LED chips operably interconnected to emit light upon energization, a conductive electrode electrically connected with the linear array of LED chips, and a light conversion coating enclosing the linear array of the LED chip and the electrode. The light conversion coating includes a top layer and a base layer conformally interconnected to form a unitary enclosure. The top layer is coated on a first side of the linear array of LED chips and the electrode. The base layer is coated on a second side of the linear array of LED chips and the electrode. A first LED chip in the linear array of LED chips is guided by the unitary enclosure to a different angle in relation to a second LED chip in the linear array of the LED chips.

An LED light bulb, comprising: a bulb shell; a bulb base connected with the bulb shell to defining a cavity inside the bulb shell, the cavity is filled with air selected from the group consisting of helium and hydrogen, the volume ratio of hydrogen to the overall volume of the cavity is from 5% to 50%; and an LED filament with a plurality of LED chips electrically connected to each other disposed in the bulb shell, at least two conductive supports, disposed in the bulb shell, a driving circuit, electrically connected with the two conductive supports and the bulb base, a stem disposed in the bulb shell, the LED filament is connected with the stem through the conductive supports, and a plurality of supporting arms, connected with and supporting the LED filament.

A LED light bulb, consisting of: a bulb shell; a bulb base connected with the bulb shell; a driving circuit disposed in the bulb base; two conductive supports installed in the bulb shell and electrically connected to the driving circuit; a stem disposed in the bulb base; an LED filament module installed in the bulb shell and connected with the stem through the conductive support; at least one supporting arm comprising a hook end and a fixed end, the hook end extends radially from the stand for connecting with one of the connecting portions, and the fixed end is embedded into the stand.