The Intelligent Network concept has its roots in the first software-controlled switches in the 1970s.
智能网的概念起源于1970年代的第一批软件控制交换机。
The concept of network control was extended to let digital switches communicate with databases (known as Service Control Points) and signal processing systems (Intelligent Peripherals).
网络控制的概念被扩展到了让数字交换机与数据库（称为服务控制点）和信号处理系统（智能外设）通信。
Based on the intelligent network (in), the paper presents the concept of apriori location information and an algorithm applied in location register.
本文基于智能网提出了先验位置信息的概念，并给出了这种信息在位置登记器中的应用算法。
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