US Patent 7154816 Electronic watch and electronic watch control method

An electronic timepiece (10) comprises time information generating unit (A) for generating time information, information generating unit for generating information (function information, warning information, etc.) other than the time information, and power-saving operation unit (D) for operating the electronic timepiece in a power-saving operation state entailing lower power consumption than in a normal operation state. The information generating unit or the power-saving operation unit (D) is operated preferentially.