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人类社会从诞生之日起就未曾停止过发展的脚步。聪明的人类不断研发出各种更先进、更方便的技术来推动文明的进步、促进社会的发展。通信手段也相应地从古老的烽火台、旗语,一路发展经过第一代移动通信技术、第二代移动通信技术,直到现在广泛应用的3G、即将投入使用的4G、正在研发中的5G甚至以后的6G、7G......
Human society has never stopped the pace of development since its birth. Clever human beings continue to develop a variety of more advanced and more convenient technologies to promote the progress of civilization and promote social development. Correspondingly, the means of communication have also evolved from the ancient beacon towers and semaphores to the 4G that is going to be put into use through the first generation of mobile communication technology and the second generation of mobile communication technology until 3G now being widely used. Even the 5G being developed or even later 6G, 7G ...