The Advanced TV Systems Committee (ATSC) approved a synchronizati...
The Advanced TV Systems Committee (ATSC) approved a synchronization standard for distributed transmission. The standard allows broadcaster to use multiple transmitters to send their digital signals on the same channel, ATSC Pres. Mark Richer told us. The FCC had…
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indicated it would approve the standard, he said. The standard is best for stations located in mountainous or other areas with obstructions because it greatly improves the coverage and service area of DTV transmission, Richer said. The transmission involves the use of a separate distribution channel to feed each transmitter in an single-frequency network. This channel can be a conventional studio-to-transmitter link, or it can be a broadcast channel different from where the transmitter operates. The transmission systems must be carefully implemented, so ATSC is developing a companion recommended practice on the design of multiple transmitter networks. That practice is expected to be approved in a month, Richer said.