论文部分内容阅读
用户环路点多面广、环境复杂,建设投资大,用户网的建设已成为我国电话网发展的重要问题.在扼要介绍利用集中器组网的特点、性能与技术体制后,本文综述了国内目前集中器的研制应用现状,并介绍了四川所研制的小型集中器性能.通过与其它用户环路组网方式的经济技术比较认为,采用集中器组建用户网具有投资省、建设与维护容易,技术性能好等优点,适合于城市郊区、农村和住宅电话等话务量不大的场合推广应用.
The user loop has a wide range of points, the environment is complex, the construction investment is large, and the construction of user network has become an important issue for the development of China’s telephone network.After briefly introducing the characteristics, performance and technical system of using concentrator networking, Concentrator development and application of the status quo and introduced the development of small concentrator performance in Sichuan.Through the comparison with other user loop networking mode that the use of concentrator user network has the advantages of investment, construction and maintenance of easy, technology Good performance and other advantages, suitable for urban suburbs, rural areas and residential telephone traffic is not the occasion to promote the application.