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在CDMA系统中,除了其特有的软切换外,硬切换也是必需的,本文介绍硬切换的概念,异频及同频间硬切换的各种类型,指出硬切换实现的几个关键问题并给出解决方案。
In the CDMA system, in addition to its unique soft handover, hard handover is also necessary. This paper introduces the concept of hard handover, inter-frequency and inter-frequency hard handover of various types, pointed out that the hard handover to achieve a number of key issues and to Out of solution.