Method for operating an information display system and means for applying said method

摘要

The operating system has a transmission/reception station (9) communicating with a number of sensors (1,2,3,4,5,6) for detecting weather conditions indicating the formation of road ice. A signal is supplied to the time signal reception stage (12) of the alarm clock. The signal allows the set alarm time to be advanced, or alters the provided alarm signal. Pref. the transmission/reception station is located outside a closed room and provides time signals and sensor signals transmitted at a frequency of 433 Mhz to the reception stage of the alarm clock located within the closed room.