V2EX e-utran

E-UTRAN

释义 Definition

E-UTRANEvolved Universal Terrestrial Radio Access Network 的缩写,中文常译为演进通用陆地无线接入网。它指 LTE(4G)系统的无线接入网络部分,主要由 eNodeB(演进基站)等组成,负责让手机/终端通过无线方式接入运营商核心网并进行数据与语音(如 VoLTE)通信。

发音 Pronunciation (IPA)

/i ju trn/

例句 Examples

E-UTRAN connects your phone to the LTE network through nearby base stations.
E-UTRAN 通过附近的基站把你的手机连接到 LTE 网络。

In the LTE architecture, E-UTRAN manages radio resources and coordinates handovers between eNodeBs to keep the connection stable while moving.
在 LTE 架构中,E-UTRAN 负责管理无线资源,并在移动过程中协调不同 eNodeB 之间的切换,以保持连接稳定。

词源 Etymology

E-UTRAN 属于通信标准领域的缩略词

  • UTRAN 源自 3G(UMTS)中的 Universal Terrestrial Radio Access Network(通用陆地无接入网)。
  • 前缀 E- 表示 Evolved(演进的),指向 LTE 相对 3G 的架构升级(例如以 eNodeB 为核心、接口与协议栈演进等)。

相关词 Related Words

文献与作品 Literary / Notable Works

  • 3GPP TS 36.300 E-UTRAN; Overall description; Stage 2(LTE/E-UTRAN 总体架构与功能的核心规范)
  • 《LTE: The UMTS Long Term Evolution》(Dahlman, Parkvall, Skld 等著;系统介绍 LTE/E-UTRAN 的经典教材)
  • 《4G LTE/LTE-Advanced for Mobile Broadband》(Martin Sauter 著;多处讨论 E-UTRAN 的网络结构与信令流程)
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