| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To provide a transmission antenna which suppresses heat radiated from outer space while eliminating heat exhaust devices as much as possible in the outer space to efficiently exhaust heat from a heating unit of the transmission antenna. <P>SOLUTION: A transmission antenna includes a heating unit (60) provided so as to be placed on a rear surface of an antenna element (34) and a wavelength selector (36) which is provided so as to be placed on a radiation surface (46) of the antenna element, selects the wavelength of an electromagnetic wave to transmit visible light, and radiates infrared ray. <P>COPYRIGHT: (C)2012,JPO&INPIT</p> |
