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IEICE TRANSACTIONS on Electronics

Performance of Uplink Packetized LTE-A Signal Transmission on a Cascaded Radio-on-Radio and Radio-over-Fiber System

Pham TIEN DAT, Atsushi KANNO, Tetsuya KAWANISHI

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Summary :

In this paper, we propose a flexible and high-capacity front-haul link for the uplink transmission of high-speed mobile signals using a cascade of radio-on-radio (RoR) and radio-over-fiber (RoF) systems. To emulate the cases that may occur in the uplink direction, we experimentally investigate the performance of superposing an uplink bursty LTE-A signal on the cascaded system using optical packet signal transmission. The performance of systems using different types of erbium-doped fiber amplifiers (EDFAs), including a high-transient EDFA, an automatic-gain-control EDFA, and a burst-mode (BM) EDFA is evaluated and compared. We confirm that the dynamic transience of the EDFAs has a significant influence on the signal performance. By using a BM-EDFA, we confirm successful transmission of the uplink packetized LTE-A signal on the cascaded system. Both the measured error vector magnitude and the received optical power range metrics exceed the requirements. We also estimate the maximum transmission range of the RoR link, and it is confirmed that a sufficiently long range could be achieved for the applications in mobile front-haul networks.

Publication
IEICE TRANSACTIONS on Electronics Vol.E98-C No.8 pp.840-848
Publication Date
2015/08/01
Publicized
Online ISSN
1745-1353
DOI
10.1587/transele.E98.C.840
Type of Manuscript
Special Section PAPER (Special Section on Microwave Photonics)
Category
RoF and Applications

Authors

Pham TIEN DAT
  National Institute of Information and Communications Technology
Atsushi KANNO
  National Institute of Information and Communications Technology
Tetsuya KAWANISHI
  National Institute of Information and Communications Technology

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