Title :
Generation of Direct-Detection Optical OFDM Signal for Radio-Over-Fiber Link using Frequency Doubling Scheme with Carrier Suppression
Author :
Chun-Ting Lin ; Yu-Min Lin ; Jason Chen ; Sheng-Peng Dai ; Peng-Chun Peng ; Po Tsung Shih ; Sien Chi
Author_Institution :
Dept. of Photonics & Inst. of Electro-Opt. Eng., Nat. Chiao-Tung Univ., Chiao-Tung, Taiwan
Abstract :
This investigation demonstrates the generation of OFDM-RoF signal using frequency doubling. Benchmarked against the OOK format, the 4-Gb/s, 16-QAM OFDM format has four times the higher spectral efficiency with a sensitivity penalty of under 2.6-dB.
Keywords :
OFDM modulation; optical links; quadrature amplitude modulation; radio-over-fibre; signal detection; QAM OFDM format; bit rate 4 Gbit/s; carrier suppression; direct signal detection; frequency doubling; optical OFDM signal; radio-over-fiber link; Nonlinear optics; OFDM; Optical distortion; Optical harmonic generation; Optical modulation; Optical receivers; Optical sensors; Optical transmitters; RF signals; Signal generators;
Conference_Titel :
Optical Fiber communication/National Fiber Optic Engineers Conference, 2008. OFC/NFOEC 2008. Conference on
Conference_Location :
San Diego, CA
Print_ISBN :
978-1-55752-856-8
DOI :
10.1109/OFC.2008.4528368
