Addressable - Able to signal from the headend or hub site in such a way that only the desired subscriber's receiving equipment is affected, making it possible to send a signal to a subscriber to change their level of service (e.g. adding a new premium cha
Addressable - Able to signal from the headend or hub site in such a way that only the desired subscriber's receiving equipment is affected, making it possible to send a signal to a subscriber to change their level of service (e.g. adding a new premium cha
有选址功能的--有选址功能的有线电视设备，能从有线电视设备前端或电线插孔发出节目信号，只有那些有需求的用户的接受设备才能收到此信号，这就能做到向用户发出信号来改变他们的服务水平，比如增加一个新的付费频道等。