1.the act of relaying something
2.electrical device such that current flowing through it in one circuit can switch on and off a current in a second circuit
1.pass along;
Please relay the news to the villagers
2.control or operate by relay
定義 Relay(中繼,Relay Node)是指基站或用戶不直接將信號發(fā)送給彼此,而是通過中繼節(jié)點,經(jīng)過信號放大或再生處理進行轉(zhuǎn)發(fā)。 以簡單的兩跳中繼系統(tǒng)為例,就是將一條基站-移動臺鏈路分割為基站-中繼節(jié)點和中繼節(jié)點-移動臺兩條鏈路,從而能夠?qū)⒁粭l質(zhì)量較差的鏈路替換為兩條質(zhì)量較好的鏈路,以獲得更高的鏈路容量和更好的覆蓋。特點 1、提高小區(qū)邊緣用戶吞吐率; 2、提供群移動服務(wù); 3、臨時網(wǎng)絡(luò)部署; 4、擴大網(wǎng)絡(luò)覆蓋分類 1、