Signify Holding B.v.

Philips Lighting Holding B.v.

Ping Kian Bee

Jie Fu

Liang Shi

Xiao Sun

Gang Wang

Rifat Ata Mustafa Hikmet

Durandus Kornelius Dijken

Albert Bijlsma

A driver comprising a switched mode power supply, wherein said switched mode power supply comprises an existing coil, the driver circuit further comprises: a first power transmission antenna () formed as a first coil which is either the existing coil of the switched mode power supply or coupled to the existing coil of the switched mode power supply, said first power transmission antenna () is adapted for being magnetically coupled to a second power receiving antenna () thereby forming a wireless power transmitter.

Switched mode power supply driver integrated with a power transmission antenna

The present invention relates to light emitting module, comprising: a mixing chamber () arranged to mix light, the mixing chamber () comprising a base () having a highly reflective inner surface, a circumferential side wall () having a highly reflective inner surface, and a semi-reflective light exit window (); and at least one light emitting diode () arranged on the inner surface of the circumferential side wall () such that light emitted from the at least one light emitting diode () is emitted into the mixing chamber () for mixing of the emitted light within the mixing chamber (), wherein the semi-reflective light exit window () is arranged to couple out light emitted from the at least one light emitting diode () and mixed within the mixing chamber (), wherein the aspect ratio of a width (W) and a height (H) of the mixing chamber () is in the range of 1 to 8, wherein the reflectivity of the semi-reflective light exit window () is in the range from 30% to 80% for light emitted from the light emitting diode ().

Light emitting module

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Eindhoven, Netherlands

Ping Kian Bee