| 摘要 |
The invention relates to a cellular radio system comprising a plurality of base stations (BTS1-BTS4). Each base station comprises at least one radio transmitter (21, 22) and receiver (33, 34), an antenna means (ANT1) with a predetermined radio coverage area (CS1-CS2), and one or more allocated radio channels for establishing a radio connection with the mobile radio stations (MS) within the predetermined radio coverage area (CS1-CS4). The system comprises at least one base station (BTS5) including an antenna means that can be directed automatically or by remote control, depending on the time of the day or variation in regional traffic load. |
