STN EN 301 239 V1.1.3-2002 增强型数字无绳电信系统(DECT). 数据业务模式(DSP). 闭合用户群的同步数据承载业务(D类业务, 1级移动性)
Digital Enhanced Cordless Telecommunications (DECT). Data Services Profile (DSP). Isochronous data bearer services for closed user groups (service type D, mobility class 1)