信号强优先级就高，其思路是现在信号不好的终端过一会儿信号可能就好了，所以先保证当前信号好的终端。
Another important aspect of the EV-DO forward link channel is the scheduler. The scheduler most commonly used is called "proportional fair". It's designed to maximize sector throughput while also guaranteeing each user a certain minimum level of service. The idea is to schedule mobiles reporting higher DRC indices more often, with the hope that those reporting worse conditions will improve in time.
网上讨论的结论往往是C网打电话，延时，掉包比较明显。