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W-CDMA (UMTS) - Wikipedia, the free encyclopedia
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日期:2024-05-22
W-CDMA or WCDMA (Wideband Code Division Multiple Access), along with UMTS-FDD, UTRA-FDD, or IMT-2000 CDMA Direct Spread is an air interface standard found in 3G mobile telecommunications networks. It supports conventional cellular voice, text and MMS serv...看更多