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ÖNORM EN 301124 V 1.2.1:2001-05
Fixed Radio Systems - Point-to-multipoint equipment - Direct Sequence Code Division Multiple Access (DS-CDMA) point-to-multipoint digital radio systems in frequency bands in the range 3 GHz to 11 GHz
Действует
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Разработчик:
Зарубежные/ON
ICS:
33.060.30 Radio relay and fixed satellite communications systems / Радиорелейные и стационарные спутниковые системы связи, 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
1.1 Applications
The present document covers the following typical point-to-multipoint applications:
- voice;
- fax;
- voiceband data;
- telex;
- data up to 2 Mbit/s;
- ISDN.
1.2 Frequencies
The present document covers fixed service allocations in the 3 GHz to 11 GHz band. Bands identified by CEPT for PMP
applications between 3 GHz and 11 GHz are:
- 3 410 MHz to 3 600 MHz see ERC Recommendation T/R 14-03 [20];
- 3 600 MHz to 3 800 MHz see ERC Recommendation T/R 12-08 [21]; and
- 10,15 GHz to 10,3 GHz paired with 10,5 to 10,65 GHz see ERC Recommendation T/R 12-05 [22].
1.3 Access method
The present document covers Direct Sequence Code Division Multiple Access (DS-CDMA) systems.
1.4 Compatibility
There is no requirement to operate Central Station (CS) equipment from one manufacturer with Terminal Station (TS)
or Repeater Station (RS) equipment from another manufacturer.
Ключевые слова:
Telekommunikation, Fernmeldetechnik, Nachrichtentechnik, Kommunikationstechnologie, Informationsverarbeitung, Funksystem, Mehrpunktverbindung, Ausrüstung, Ausstattung, Mehrfachzugang, Zugang, DS-CDMA, Frequenzband, CDMA, RLL, DRRS