| 摘要 |
PROBLEM TO BE SOLVED: To provide a radio gas detection system for detecting minute amount leakage of gas by radio.SOLUTION: A radio gas detection system comprises: a rectenna 20 which includes a power transmission device 10 which transmits electromagnetic waves with predetermined frequencies, a power reception antenna 21 which receives the electromagnetic waves to be transmitted from the power transmission device 10, and a Schottky barrier diode 22 which rectifies AC power to be induced to the power reception antenna 21, and whose current voltage characteristics vary by reacting with predetermined gas, and in which impedance is matched at a predetermined frequency in a state that the Schottky barrier diode 22 does not react with the predetermined gas; and an electromagnetic wave measurement device 30 which receives and measures the electromagnetic waves to be transmitted from the power reception antenna 21. |
