基站服务

hm007

基站传输带宽20MHz，语音编码速率384kbps，那么基站能同时服务用户的数目是多少。

When a call arrives, the user is served at a constant bit
rate of R kbps. Assuming that C is the total bandwidth, it
is denoted that the maximum number of calls, c, that can be
served simultaneously is defined by the following equation:
c = C/R
求大神指导。