摘 要:本文以本地高档酒店卫星接收传输系统建设为案例,采用卫星接收境外节目,把自办节目以及广电有线节目解调复用后,转码DTMB清流射频传输到满足新国标的液晶电视机射频口直接解调,无需在房间再布放机顶盒,构建最简传输系统,节约了建设与维护费用。 关键词:DTMB;自办节目;清流信号;避雷 Abstract:This paper takes the satellite receiving and
The ultimate aim of cancer immunotherapy is theinduction of tumor-specific T-lymphocyte responseseffective in eradicating disseminated tumors. There aregenerall