Patent ID: 6174073
Filing Date: 2001-01-16
Classification: G08C,H05B

Abstract:
A lighting system for a building comprising:a plurality of lighting units each having an element capable of illumination and an associated control unit which can respond to a radio frequency signal to connect the element to or disconnect the element from a source of electrical energy,said lighting units being located in a number of different locations in the building anda plurality of remote control switch units which are arranged at a number of different locations in the building and operable to transmit control signals to control operation of the lighting units,each remote control switch unit being arranged to transmit radio frequency signals for controlling operation of at least one lighting unit,wherein each remote control switch unit is arranged to transmit a radio frequency signal which includes an identification portion indicative of the remote control switch unit which transmits the signal, andeach control unit is located in the vicinity of the associated element capable of illumination and is programmable so that the control unit can be set to respond to the identification portion transmitted from any one or more of the remote control switch units .