Mobile station having indoor/outdoor mode shifting function

摘要: In a mobile station, period for receiving GPS signal from predetermined satellite based on data reception is set up by timer, and the whose level higher than threshold value awaited. Until elapsed time reaches preset time, indoor counter incremented if unable to be received or outdoor able received. When each specified value, mode determined. If different previous mode, shift executed setups of user interfaces, display, speaker others, are altered updated outdoor.