FDM Analog and Digital TV
Spectrum utilization
- 54 MHz - 750 MHz
- About 110 analog channels at 6 MHz
- Or at least 500 digital channels at 5-10 per 6 MHz
Typical spectrum utilization
- 54 MHz - 500 MHz for 70 analog video channels
- 500 MHz - 700 MHz for 150 to 250 digital channels
- 700 MHz - 750 MHz for telephony and data
- 5 MHz - 30 MHz for upstream communication
Scale parameters and consequences
- At 10% use, ??1 head-end needed per 1,000 homes
- Serving facility to head-end bandwidth ?300 Mb/s