hat
Gen de mòd transmisyon COFDM posib nan sistèm DVB-T la. Yon mòd 2k ki itilize 1705 transpòtè ak yon mòd 8k ki itilize 6817 transpòtè. Mòd nan 2k se apwopriye pou yon sèl operasyon transmetè ak pou relativman ti rezo frekans sèl ak limite transmisyon pouvwa. Ka mòd nan 8k dwe itilize tou de pou yon sèl operasyon transmetè ak pou zòn gwo rezo frekans sèl. Entèval nan gad se selèksyonèl.
eng
There are two COFDM transmission modes possible in the DVB-T system. A 2k mode which uses 1705 carriers and a 8k mode which uses 6817 carriers. The 2k mode is suitable for single transmitter operation and for relatively small single frequency networks with limited transmission power. The 8k mode can be used both for single transmitter operation and for large area single frequency networks. The guard interval is selectable.