| 单词 | rectenna | 
| 释义 | rectennan.  An electrical unit combining a receiving aerial and a device for rectifying the current it produces; esp. one used in the conversion of solar energy to electricity. ΘΚΠ society > communication > telecommunication > radio communications > radio equipment > 			[noun]		 > aerial radiator1897 aerial wire1899 aerial1902 antenna1902 loop antenna1906 loop aerial1913 twin aerial1913 frame aerial1916 loop1922 beam aerial1926 cage aerial1926 Adcock1928 dipole1929 V antenna1932 beam antenna1935 rig1935 horn1936 whip1940 whip aerial1941 whip antenna1943 polyrod1945 unipole1945 slot aerial1946 slot antenna1946 dish1948 quad1951 V aerial1961 dish aerial1962 rectenna1964 omni-antenna1966 monopole1974 1964    W. C. Brown  & R. H. George in  IEEE Spectrum Oct. 92/1  				This requirement ultimately led to a successful attempt to combine the receiving antenna and rectifier into one device termed the ‘Rectenna’, an acronym for rectifying antenna. 1977    Indian Express 18 Aug. 6  				A micro-wave beam is directed to rectenna on the ground. 1994    Asimov's Sci. Fic. July 45  				A thousand invisible megawatts of beamed microwave power..was rectified into direct current by our kilometer-wide superconducting rectenna. 2007    Acta Astronautica 60 159/1  				The balloon is moored to the rectenna site on the ground. This entry has been updated (OED Third Edition, June 2009; most recently modified version published online March 2022). < | 
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