V2EX ims

IMS

定义 Definition

IMS 通常指 IP Multimedia Subsystem(IP 多媒体子系统):一种由 3GPP 制定的电信网络架构,用于在 IP 网络上提供语音、视频通话、消息与多媒体等服务(常与 VoLTE、SIP 等技术相关)。
注:IMS 也可能在其他语境中表示不同缩写(如 Integrated/Incident Management System 等),但在移动通信领域最常见的是上述含义。

发音 Pronunciation

/ams/

例句 Examples

Many carriers use IMS to deliver VoLTE calls.
许多运营商使用 IMS 来提供 VoLTE 语音通话。

To improve reliability, the operator upgraded its IMS core and optimized SIP signaling for faster call setup.
为了提高可靠性,该运营商升级了 IMS 核心网,并优化了 SIP 信令以加快呼叫建立速度。

词源 Etymology

IMS 是首字母缩略词,来自 IP Multimedia Subsystem。该术语由 3GPP 在移动通信标准化过程中推广,用于描述以 IP 为基础、面向多媒体业务的核心网络体系。

相关词 Related Words

文学与著作中的用例 Literary Works

  • IMS: IP Multimedia Concepts and Services(通信技术书籍,系统介绍 IMS 架构与业务)
  • The IMS: IP Multimedia Subsystem(关于 IMS 的经典技术专著)
  • 3GPP 规范文档 TS 23.228(IMS 的核心标准之一,频繁出现 “IMS” 术语)
  • SIP: Understanding the Session Initiation Protocol(SIP 专著中常以 IMS 作为典型应用场景提及)
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