Smart antennas and interference cancellation are two different kinds of schemes to restrain multi-access interference, and each has its characteristic and defect.
智能天线和干扰消除技术是从不同角度抑制码分多址系统多址干扰的方法，二者各有其特点及不足之处。
2
Multi-access interference is the key problem which restricts the performance of CDMA (code division multiple access) system.
多址干扰是影响码分多址系统性能的关键问题。
3
This paper gives a limit representation of the capacity region of multi-access channels with feedback.