Title :
16-channel O-OFDM demultiplexer in silicon photonics
Author :
Rahim, Abdul ; Schwarz, Stefan ; Bruns, Jurgen ; Zimmermann, L. ; Ahmed, Sheikh Jalil ; Schaffer, Christian G. ; Petermann, K.
Author_Institution :
Fachgebiet Hochfrequenztech., Tech. Univ. Berlin, Berlin, Germany
Abstract :
A 16 channel DFT filter based on 4×4 MMI couplers is designed and fabricated in SOI. The characterization of device has shown that it can demultiplex 16×36.5 GBaud QPSK modulated sub-carriers of an O-OFDM super-channel.
Keywords :
OFDM modulation; demultiplexing equipment; discrete Fourier transforms; elemental semiconductors; light interference; optical couplers; optical fabrication; optical filters; optical modulation; quadrature phase shift keying; silicon; silicon-on-insulator; 16-channel O-OFDM demultiplexer; GBaud QPSK subcarrier modulation; MMI coupler; O-OFDM super-channel; SOI; Si; channel DFT filter; multimode interference coupler; optical orthogonal frequency division multiplexing; silicon on insulator; silicon photonics; Band-pass filters; Couplers; Delay lines; Delays; Discrete Fourier transforms; Optical filters;
Conference_Titel :
Optical Fiber Communications Conference and Exhibition (OFC), 2014
Conference_Location :
San Francisco, CA
Print_ISBN :
978-1-5575-2994-7
DOI :
10.1364/OFC.2014.Th3F.2
