Signify Holding B.v.

Chen Hao Kou

Yu Wang

Liang Zhou

Liwen Zhou

A control interface () for controlling a system, comprising a module comprising: a carrier () having a top surface and an opposite bottom surface; an elongate window formed in, or adjacent, the carrier; an elongate array of light sources () on the bottom surface of the carrier; a reflector arrangement () for reflecting light from the array of light sources towards the window () to escape from the top surface, such that a light path is formed between each light source and the window (), with a portion of the light paths being parallel to the carrier (), wherein the light sources are adapted to be turned on in response to a control signal; wherein the module further comprises: a user interface surface (), comprising a track area () for receiving touch input from a user, wherein the window is formed beneath the track area; and a touch sensor circuit () beneath the track area (), wherein the touch sensitive circuit () comprises a touch sensor region on the top surface of the carrier (); and a controller () adapted to control the light sources in dependence on a detected location of a touch input.

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SHANGHAI, China

Chen Hao Kou