Maritime navigation and radiocommunication equipment and systems - digital interfaces - part 2: single talker and multiple listeners, high - speedtransmission.
海上导航和无线电通信设备及系统。数字接口。第2部分：高速传送的单个通话器和多个受话器。
2
The research of highspeedtransmission system is a hot topic in the optical communication field and one of the key technologies is channel coding.
高速光纤通信系统的研究是当前光通信领域的一大热点，信道编码技术是其中的一项关键技术。
3
Because of limited frequency band of channel, spread spectrum and MFSK modulations can not resolve that highspeedtransmission is in contradiction with limited frequency band.