A lighting device for use with one or more other networked devices is disclosed. In embodiments, the lighting device may comprise an outer globe, a diffuser, an outer cowling, a power input connector, a power control printed circuit board, a communication and control printed circuit board, an indicator printed circuit board, one or more microprocessors, a real-time clock, a supercapacitor, and an LED lighting printed circuit board. In embodiments, the real-time clock may be powered by the supercapacitor to track time without power from an input power source for the lighting device, enabling the lighting device to implement time-dependent settings, such as pre-programmed color temperatures and/or light intensities. The lighting device may communicate with one or more other networked devices, such as second lighting devices, mobile phones, servers, remote controls, and/or home or office automation equipment. The lighting device may be powered through a light socket.

A lighting device (1) is provided comprising at least one light source (3), a wavelength converting element (8) adapted to convert a wavelength of light emitted by the at least one light source, at least one support (7) arranged to support the wavelength converting element remote from the at least one light source, and an envelope (2) adapted to enclose the wavelength converting element and at least a portion of the at least one support. The at least one support is arranged to be able to pivot relative to the wavelength converting element. The present lighting device enables using a rigid wavelength converting element and an at least partially rigid support, as these two components may be moved relative to each other for facilitating insertion of the unit in the envelope.

An LED filament, comprising a plurality of light-emitting chips, a metal electrical terminal, a fluorescent glue, an insulating substrate and an electrically and magnetically conductive connector. The plurality of light-emitting chips are connected in series, and encapsulated and fixed on a surface of the insulating substrate by the fluorescent glue, one face of the electrically and magnetically conductive connector is fitted on the other surface of the insulating substrate, the metal electrical terminal is electrically connected to a light-emitting chip at one end of the insulating substrate. Also provided is an LED filament light, comprising a plurality of LED filaments and a permanent magnet. The LED filaments are magnetically and movably connected by means of magnetic attraction via the permanent magnet, and are capable of automatic sliding adjustment during thermal expansion and elongation.

The invention relates to a LED electric bulb and a method of producing a LED electric bulb. The LED electric bulb comprises a glass bulb, a cap and a light generating module. The light generating module is at least partly received inside the glass bulb and is arranged in electrical contact with the cap. The light generating module comprises a driver PCB and a flexible, double folded strip forming two opposite legs comprising a plurality of LED's. The flexible, double folded strip is arranged to conform to and closely contact at least a portion of the interior surface of the glass bulb. The invention also relates to a semi-finished LED electric bulb and the use thereof for the production of a LED electric bulb.

A light-emitting device includes a board; and light-emitting element arrays connected in parallel and each including light-emitting elements mounted on the board and connected in series. The light-emitting elements in each of the light-emitting element arrays include one or more red LED chips and one or more blue LED chips. Each of the red LED chips on the board is disposed non-successively to any other one of the red LED chips along a Y direction and along an X direction. The Y direction is parallel to a direction along which the red LED chips included in one of the light emitting arrays including the red LED chip are arranged. The X direction is perpendicular to the Y direction.

An LED filament, comprising: an enclosure; a linear array of LED devices; and an electrical connector, wherein: the enclosure includes an optically transmissive binder; and the linear of LED devices is conformally wrapped around by the enclosure to be operable to emit light when energized through the electrical connector.

An aurora borealis simulation device and an aurora generating method are provided, which relates to the technical field of light simulators and includes: a simulation device main body and an aurora simulation component. A projection window is provided on the simulation device main body. The aurora simulation component comprises: a light-emitting unit; a fixing frame fixedly mounted on an inner wall of the simulation device main body; a radiator arranged on the fixing frame and assembled corresponding to the light-emitting unit; a first light-transmitting component of which one part is provided on the fixing frame and the other part extends toward a side of the projection window and is located between the projection window and the light-emitting unit, and a second light-transmitting component fixedly mounted on the simulation device main body and located within the projection window.

The present invention relates to an illumination apparatus (100) comprising a light engine (3) and a first lampshade (1) for accommodating the light engine (3), wherein the first lampshade (1) has a first expansion coefficient, wherein the illumination apparatus (100) further comprises a second lampshade (2) for accommodating the first lampshade (1), wherein the second lampshade (2) has a second expansion coefficient smaller than the first expansion coefficient, and is configured such that the changes in size or shape of the first lampshade (1) can be restrained under a high temperature.

Provided is a top plate for a cooking device including a glass sheet (2) and a light-shielding film (3) formed on a lower surface (2c) of the glass sheet (2) through sputtering. The light-shielding film (3) contains an oxide, a nitride, or an oxynitride of a transition metal of Group 6 to Group 11 on the periodic table. In this manner, a color close to grey can be achieved as a color of the light-shielding film (3) while insulating properties of the light-shielding film (3) are secured.

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.