RADIO TRANSMITTING AND RECEIVING SYSTEM

摘要

PROBLEM TO BE SOLVED: To provide a battery-driven radio transmitting and receiving system for which battery replacement is unnecessary. SOLUTION: The radio transmitting and receiving system performs transmission and reception by radio at least between two transmitter/receivers, at least one transmitter/receiver 10 uses a battery 13 as a power source, and the transmitter/receiver 10 has a power generation element 20 and a power feeding means 30 for presenting generated power in the power generation element 20 for charge of the battery 13 in the interval of transmission and reception. COPYRIGHT: (C)2005,JPO&NCIPI