ETSI ETS 300 609-4-1998 数字蜂窝通信系统(第2阶段及2+阶段).基站系统(BSS)设备规范.第4部分:直放站.GSM 11.26(第2版,版本5.0.2).
Digital Cellular Telecommunications System (Phase 2 and Phase 2+); Base Station System (BSS) Equipment Specification; Part 4: Repeaters Second Edition; GSM 11.26; Version 5.0.2