CATV network has large excess bandwidth and high penetration to the home. The HFC broadband access system based on CATV network is becoming a main broadband access mode according with the situation of our country.

• 有线电视网拥有丰富的剩余带宽和较高的用户覆盖率，以有线电视网络为基础的HFC宽带接入系统逐渐成为适合我国国情的宽带接入方式。