Satellites may indeed provide wide coverage area without the need for deploying complex infrastructures, thus representing a viable choice for scenarios ranging from rural areas to highspeed trains, to emergency/crisis areas. New satellite system ar
H.264/MPEG-4 Part 10 or AVC (Advanced Video Coding) is a standard for video compression, and is currently one of the most commonly used formats for the recording, compression, and distribution of high definition video. The final drafting work on the
GS流的分析 由于DVB—S在带宽利用率以及调制编码方面的不足，在第二代数字卫星广播标准(the second generation of digital video broadcasting.satellite, DVB・S2) 中, 采用了更先进的调制编码方式,在兼容TS流的基础上,引入一种全新的码流,即通用流 (general stream,GS)。在相同的条件下,DVB.S2比DVB.S节省了约30%的带宽 。
