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苹果为了促进Pro系列机型的销量,进一步扩大iPhone 15和iPhone 15 Pro之间的差异。据MacRumors报道,iPhone 15Pro系列在网络方面也与标准版有所不同。iPhone 15 Pro和iPhone 15 Pro Max将支持Wi-Fi6E,而标准版则不具备这一功能。
Wi-Fi 6E是Wi-Fi 6的强化版本,其中“E”代表“Extended”,它将Wi-Fi6的功能扩展到6GHz频段,包括更高的并发、更低的时延和更大的带宽。6GHz频段是全球范围内的连续频谱块,其范围从5925MHz扩展到7125MHz,共计1200MHz的频谱。这意味着,它提供了额外的7个160MHz信道、14个80MHz信道、29个40MHz信道或59个20MHz信道。
然而,6GHz频段存在一些劣势,因为6GHz频段的波长更短。这种短波适合高速传输,但不适合长距离传输,且衰减更大。另外值得一提的是,iPhone 15 Pro系列除了支持Wi-Fi 6E外,还将提供eSIM功能。苹果计划将欧版iPhone15系列的SIM卡槽移除,并升级支持eSIM。
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