Asynchronous Signal Reception in OFDMA-PON-Uplink

We propose an OFDMA-PON receiver DSP structure that is tolerant to timing offsets of the multiplexed upstream signals. With this technique complex synchronization requirements of the PON can be avoided.

[1]  P. Chanclou,et al.  On the limitations of IM/DD WDM-FDMA-OFDM PON with single photodiode for upstream transmission , 2012, OFC/NFOEC.

[2]  W. Rosenkranz,et al.  Experimental demonstration of OFDMA-PON uplink-transmission with four individual ONUs , 2013, 2013 Optical Fiber Communication Conference and Exposition and the National Fiber Optic Engineers Conference (OFC/NFOEC).

[3]  H. Griesser,et al.  Coherent Subcarrier-WDM-PON system with SSB modulation and wavelength reuse , 2013, 2013 Optical Fiber Communication Conference and Exposition and the National Fiber Optic Engineers Conference (OFC/NFOEC).

[4]  Ting Wang,et al.  Terabit Optical Access Networks Based on WDM-OFDMA-PON , 2012, Journal of Lightwave Technology.

[5]  Peter Vetter Next generation optical access technologies , 2012, 2012 38th European Conference and Exhibition on Optical Communications.

[6]  Polina Bayvel,et al.  Bi-directional ultra-dense polarization-diverse OFDM/WDM PON with laserless colorless 1Gb/s ONUs based on Si PICs and <417 MHz mixed-signal ICs , 2013, 2013 Optical Fiber Communication Conference and Exposition and the National Fiber Optic Engineers Conference (OFC/NFOEC).