There is only one reason, that is to safeguard their monopoly of the cable TV broadcast, cable TV is also receiving because communication satellite forwards the program.
原因只有一个，那就是维护他们垄断的有线电视广播，因为有线电视也是接收通信卫星转发的节目。
2
As the popularization of the digital cable TV in China, it is in dire need of designing the tramsission and receiving digital TV system in self-determination.
随着中国数字有线电视的推广和普及，开发以自主芯片为核心的数字有线电视接收方案具有重要意义。
3
As the popularization of the digital cable TV in China, it is in dire need of designing the transmission and receiving digital TV system in self-determination.