Transmission and Multiplexing (TM) - Generic requirements of transport functionality of equipment - Part 10-1: Synchronous Digital Hierarchy (SDH) radio specific functionalities
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ICS:
33.040.20 Transmission. Including synchronization, cable systems, integrated cabling, pathways and multiplexing / Системы передачи. Включая синхронизацию, кабельные системы, интегрированные кабельные системы, магистрали и уплотнение каналов
Описание
The present document describes the SDH radio specific functionalities defined in ETS 300 635 [2] and ETS 300 785 [3] using the EN 300 417 series [5] methodology. The document contains the specification and the amendments necessary to EN 300 417 series [5] in order to take into account radio requirements. Considering that: ITU-R Recommendation F.750 [1] defines SDH Radio specific functional blocks for transmission at STM-n and sub-STM-1 (STM-0) data rate. ETSI ETS 300 635 [2] based on ITU-R Recommendation F.750 [1] defines SDH Radio specific functional blocks for transmission at STM-n data rate. ETSI ETS 300 785 [3] based on previous ITU-R Recommendation F.750 [1] defines SDH Radio specific functional blocks for transmission at sub-STM-1 data rate. ETSI EN 300 417 [5] defines the generic functional requirements for Synchronous Digital Hierarchy (SDH) equipment. The present document defines the layer and their atomic function for SDH radio equipment.