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Sigma KEE - HSPANetwork
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HSPA 網路
高速封包存取 (HSPA)是兩種行動傳輸協議的合併, 高速下行鏈封包存取 (HSDPA) 和 高速上行鏈存取封包 (HSUPA), 這些延伸並提升現存 3G 行動通訊網的效能藉由WCDMA協定. 更進一步改良的3GPP 標準, 演進的高速封包存取 (也被認知為 HSPA+), 在2008年底推出之後開始在2010被世界廣泛採用. 新標準允許比特率達到最高337 Mbit/s 下行鏈速率 和 34 Mbit/s 在上行鏈。 無論如何, 這些速率很少在實際中被達到。 (資料來自英語维基百科)
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cellular network
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Sigma web home
Suggested Upper Merged Ontology (SUMO) web home
Sigma version 3.0 is
open source software
produced by
Articulate Software
and its partners