The propagation characteristics of the indoor radio wave with an important frequency of about 2.4 GHz in the radio intranet of IEEE 802.11b were analyzed by the two-dimension FDTD (finite-different time-domain)method.

• 采用二维时域有限差分 (FDTD)法分析了在家具存在情况下无线局域网IEEE80 2 .；11b的一个重要工作频段 (2