Enhanced Optical Communications Through Joint Time-Frequency Multiplexing Strategies

Tsuyoshi Konishi,T. Murakawa,Tomotaka Nagashima,Satoshi Shimizu,Makoto Hasegawa,Kuninori Hattori,Masayuki Okuno,Shinji Mino,A. Himeno,N. Wada,Hiroyuki Uenohara,Takahiro Kodama,Gabriella Cincotti

Enhanced Optical Communications Through Joint Time-Frequency Multiplexing Strategies

2019

Tsuyoshi Konishi
T. Murakawa
Tomotaka Nagashima
Satoshi Shimizu
Makoto Hasegawa
Kuninori Hattori
Masayuki Okuno
Shinji Mino
A. Himeno
N. Wada
Hiroyuki Uenohara
Takahiro Kodama
Gabriella Cincotti

We demonstrate an ultimate flexible approach for simultaneous OFDM and N-OTDM transmission, using intermediate grids between time and frequency axes. We achieve open eye diagrams, and performance below the FEC limit in an 89.2-km field-trial.

Keywords:

Optical communication
Phase modulation
Time-division multiplexing
Time–frequency analysis
Electronic engineering
Engineering
Multiplexing
Mode-locking
Orthogonal frequency-division multiplexing
Fractional Fourier transform

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