| 摘要 |
<p>A repeater is provided which comprises first (20) and second (22) units. The first unit is arranged to receive signals from remote data gathering units (8, 10, 12) and to send their information over a data link (24) to the second unit (22) for retransmission to the base station (14). The repeater units may also accept data from local sensors (26) for inclusion into the relayed data.</p> |
