Title :
All-optical delay technique for supporting multiple antennas in a hybrid optical - wireless transmission system
Author :
Prince, Kamau ; Chiuchiarelli, Andrea ; Presi, Marco ; Monroy, I. Tafur ; Ciaramella, Ernesto
Author_Institution :
DTU Fotonik, Tech. Univ. Denmark, Kgs. Lyngby
Abstract :
We introduce a novel continuously-variable optical delay technique to support beam-forming wireless communications systems using antenna arrays. We demonstrate delay with 64-QAM modulated signals at a rate of 15 Msymbol/sec with 2.5 GHz carrier frequency.
Keywords :
antenna arrays; microwave photonics; quadrature amplitude modulation; radio access networks; all-optical delay; antenna arrays; beam-forming wireless communications; frequency 2.5 GHz; hybrid optical-wireless transmission; multiple antennas; quadrature amplitude modulation; Antenna arrays; Optical filters; Optical modulation; Optical noise; Optical receivers; Optical saturation; Phase noise; Propagation delay; Radio frequency; Transmitting antennas;
Conference_Titel :
IEEE Lasers and Electro-Optics Society, 2008. LEOS 2008. 21st Annual Meeting of the
Conference_Location :
Acapulco
Print_ISBN :
978-1-4244-1931-9
Electronic_ISBN :
978-1-4244-1932-6
DOI :
10.1109/LEOS.2008.4688500
