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MMS 是指多媒体信息服务(Multi-me-dia Messaging Service)。在每一条 MMS 短信中至少包括三个不同的要素,如文字、图像和声音。MMS 允许用户通过移动电话发送图像和声音信息。虽然同 SMS 一样易于使用,但 MMS 的幕后技术不仅更强大,而且更复杂,并拥有更多的接口。最初的 MSS 标准只支持图像、动画和声音剪辑,但是支持视频剪辑和 MP3的技术正在研发中。与 email 不同,MMS 短信不能从存储它的服务器上检索到,而是直接发送到移动设备上。一个 MMS短信可以通过移动电话发送和接收,也可以通过 email 收发或者通过国际互联网内容提供商所提供的服务。从内容提供商发送 MMS短信的例子包括股票行情或卡通画。MMS 短信实际上没有真正的长度限制,但是最初长
MMS refers to the multimedia information service (Multi-me-dia Messaging Service). Each MMS message includes at least three different elements, such as text, images and sounds. MMS allows users to send images and voice messages over mobile phones. Although easy to use as SMS, the behind-the-scenes technology of MMS is not only more powerful, but also more complex and has more interfaces. The original MSS standard only supported images, animations and sound clips, but technologies supporting video clips and MP3s are under development. Unlike email, an MMS message can not be retrieved from the server where it is stored, but rather directly to the mobile device. An MMS message can be sent and received via mobile phone, send and receive via email, or through services provided by Internet content providers. Examples of MMS messages sent from content providers include stock quotes or cartoons. MMS text messages actually do not have a real length limit, but are initially long