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相噪对数字电视传输的干扰 数字电视传输系统力求能在有限的信道带宽内提高传输容量,即力求在一个频道的8MHz带宽内多传送几套电视节目。 数字电视传输系统在基带传输部分采用了数字压缩技术,当前一个广播质量的NTSC/PAL电视信号可压缩至6～8Mbps,而一路VHS水
Disturbance of Phase Noise on Digital Television Transmission The digital television transmission system seeks to increase the transmission capacity within a limited channel bandwidth in an effort to transmit several television programs over an 8 MHz bandwidth of one channel. Digital television transmission system in the baseband transmission part of the digital compression technology, the current broadcast quality NTSC / PAL television signal can be compressed to 6 ~ 8Mbps, and all the way VHS water