数字电视区域控制功能模块的设计与开发

Design and development of functional module for regional control in digital TV

根据广西有线数字电视运营的现状和业务发展的需要,需对用户实行区域控制。区域控制是有线数字电视运营中防止机顶盒漫游的一种控制技术。阐明了区域控制技术的概念、基本原理,在桂创无卡CA系统上开发了区域控制模块,有效解决了广西有线数字电视运营中对区域进行灵活控制的需求。

Based on the current situation and demands of business development in the operation practice of Guangxi cable digital TV CATV）, regional control on users is needed to be implemented. Regional control is a control technology used in operation of CATV to prevent set-box roaming. The definitions and basic principles in regional control technology are expounded. In addition, the regional control module has been developed based on Guichuang non-card CA system, through which the demand of flecible re- gional control by Guangxi CATV operators is effectively resolved.