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个人通信业务(PCS)的用户利用一个电话号码就能在公共场所、办公室和国内使用手持式话机进行通信,其数字话音质量高、业务范围广泛且价格合理.用户在家时,其手机被看作是真正的无绳电话,话机占用的是家用无线信道,话音通过固定网路传送,计费与公用网的电话一样;用户在办公场所时,其手机被看作是用户小交换机的分机;而当用户在公共场所时,其业务是通过相关地区微蜂窝覆盖方式来提供的,用户可以像在传统的无线蜂窝系统中一样拨叫和接收电话.高效提供个人通信业务的基础是利用具有智能同特性的固定网进行终端和用户的定位以及通话管理的.
Users of Personal Communication Services (PCS) use a single phone number to communicate using their handsets in public, office and domestic locations, with high quality digital voice, a wide range of services and affordable prices. When users are at home, their cellphones are considered Is a true cordless phone, the phone takes up a home wireless channel, and the voice is transmitted over a fixed network. The charging is the same as that of the public network. When the user is in the office, his cell phone is regarded as an extension of the PBX. When users are in public places, their services are provided through microcell overlays in the relevant area where subscribers can make and receive calls, as they would in traditional wireless cellular systems.Efficient delivery of personal communication services is based on the use of smart- The fixed network for terminal and user positioning and call management.