The results show that the directon-oriented base station has a longer coverage distance and a 10 dB decrease in isolation.

• 仿真结果表明,TD-SCDMA系统基站采用定向基站,小区覆盖的距离比全向基站远,与PHS系统共存所需的空间隔离度比采用全向基站小10dB。