V2EX gprs

GPRS

Definition / 定义

GPRS 是 General Packet Radio Service 的缩写,中文常译为“通用分组无线业务”。它是一种在 2G(GSM)网络上提供的分组数据传输技术,用于移动上网、彩信等数据业务(常被称为 2.5G)。除技术含义外,它也可指手机或设备上的 “GPRS 网络/连接”。

Pronunciation / 发音

/di pi r s/

Examples / 例句

My old phone can still use GPRS for basic internet access.
我的旧手机仍然可以用 GPRS 进行基本上网。

Because the signal was weak, the device fell back from 3G to GPRS, making updates painfully slow.
由于信号较弱,设备从 3G 回落到 GPRS,导致更新速度变得非常缓慢。

Etymology / 词源

GPRS 来自英文短语 General Packet Radio Service 的首字母缩写:

  • General(通用的)
  • Packet(分组/数据包)
  • Radio(无线电)
  • Service(业务/服务)
    它强调“以数据包为单位”的传输方式,相对早期按电路连接计时的方式更适合互联网数据。

Related Words / 相关词

Literary Works / 文学与作品示例

  • Mobile Communications(Jochen Schiller)在移动通信网络章节中讨论 GPRS/EDGE 等分组数据技术。
  • Wireless Communications: Principles and Practice(Theodore S. Rappaport)在蜂窝数据与系统演进相关内容中提及 GPRS。
  • 3G Evolution: HSPA and LTE for Mobile Broadband(Erik Dahlman 等)回顾从 GSM/GPRS 到 3G/更高代际的演进过程。
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