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与3G时代三雄争霸的局面不同,虽然国内三大运营商都已获得4G时代的入场券,但三方都是各怀心事,与中国移动的“激进”的作风不同,中国联通和中国电信对于4G时代的来临似乎并未做好准备。去年年底,工信部正式向三大运营商发布4G牌照,中国移动、中国联通和中国电信均获得TDLTE牌照。由于中国移动频谱获得最多,加上多年来的TD-LTE抢跑优势,这让中国移动形成“快人一步”的印象。4G主要存在两种制式,TDD是按时间划分,FDD则是按频率划分,两者都各有所长。TD-LTE则是属于前者,是中国拥有自主知识产权的4G技
Different from the situation in which the three companies compete for hegemony in the 3G era, although all three major domestic carriers have already won the tickets for the 4G era, all three parties are very much in the mood. Unlike China Mobile’s “radical” style, China Unicom and China Telecom For the 4G era does not seem ready. At the end of last year, the Ministry of Industry and Information Technology formally released the 4G licenses to the three major carriers, and both China Mobile, China Unicom and China Telecom won TDLTE licenses. As China Mobile gets the most spectrum and the TD-LTE breakthrough over the years, it gives China Mobile an impression of being a fast one. There are two main formats of 4G, TDD is divided by time, FDD is divided by frequency, both have their own strengths. TD-LTE is the former, is China’s 4G technology with independent intellectual property rights