1. Date of download: 7/11/2016 Copyright © 2016 SPIE. All rights reserved. Setup of SOA-based UNI in dual rail switching mode without timing deviation. CLK: clock signal, CTRL A and B: orthogonally polarized control inputs, PC: polarization controller, PBS: polarization beam splitter, PMF: polarization maintaining fiber, SOA: semiconductor optical amplifier, BPF: bandpass filter for rejecting the control streams, O1: normal logical output port, O2: complementary logical output port, main part: principle of operation when pulses of both controls are present, and upper inset: principle of operation when only a pulse of control A is present. Figure Legend: From: Performance of single semiconductor optical amplifier–based ultrafast nonlinear interferometer with clock-control signals timing deviation in dual rail-switching mode Opt. Eng. 2009;48(8):085004-085004-9. doi:10.1117/1.3202837

2. Date of download: 7/11/2016 Copyright © 2016 SPIE. All rights reserved. Simplified diagram showing the evolution of the gain suffered by the fast, f( ), and slow, s( ), orthogonal polarization clock components for the four logical combinations of control data A and B in the presence of timing deviation Δτ between the corresponding pulses. Figure Legend: From: Performance of single semiconductor optical amplifier–based ultrafast nonlinear interferometer with clock-control signals timing deviation in dual rail-switching mode Opt. Eng. 2009;48(8):085004-085004-9. doi:10.1117/1.3202837

3. Date of download: 7/11/2016 Copyright © 2016 SPIE. All rights reserved. Simulated XOR output (c) between representative control data samples (a) 01101001 and (b) 10110011 with ideally no timing deviation, Δτ=0, serving as the reference point. Figure Legend: From: Performance of single semiconductor optical amplifier–based ultrafast nonlinear interferometer with clock-control signals timing deviation in dual rail-switching mode Opt. Eng. 2009;48(8):085004-085004-9. doi:10.1117/1.3202837

4. Date of download: 7/11/2016 Copyright © 2016 SPIE. All rights reserved. Simulated XOR output in response to the same data pattern frames as in Fig. and Δτ<0. Figure Legend: From: Performance of single semiconductor optical amplifier–based ultrafast nonlinear interferometer with clock-control signals timing deviation in dual rail-switching mode Opt. Eng. 2009;48(8):085004-085004-9. doi:10.1117/1.3202837

5. Date of download: 7/11/2016 Copyright © 2016 SPIE. All rights reserved. Simulated XOR output in response to the same data pattern frames as in Fig. and Δτ<TFWHM. Figure Legend: From: Performance of single semiconductor optical amplifier–based ultrafast nonlinear interferometer with clock-control signals timing deviation in dual rail-switching mode Opt. Eng. 2009;48(8):085004-085004-9. doi:10.1117/1.3202837

6. Date of download: 7/11/2016 Copyright © 2016 SPIE. All rights reserved. Simulated XOR output in response to the same data pattern frames as in Fig. and Δτ>Tcarrier. Figure Legend: From: Performance of single semiconductor optical amplifier–based ultrafast nonlinear interferometer with clock-control signals timing deviation in dual rail-switching mode Opt. Eng. 2009;48(8):085004-085004-9. doi:10.1117/1.3202837

7. Date of download: 7/11/2016 Copyright © 2016 SPIE. All rights reserved. Simulated XOR output in response to the same data pattern frames as in Fig. and TFWHMΔτTcarrier. Figure Legend: From: Performance of single semiconductor optical amplifier–based ultrafast nonlinear interferometer with clock-control signals timing deviation in dual rail-switching mode Opt. Eng. 2009;48(8):085004-085004-9. doi:10.1117/1.3202837

8. Date of download: 7/11/2016 Copyright © 2016 SPIE. All rights reserved. Q-factor evolution as a function of clock-control timing deviation for different relative walk-off in the split clock pulse pair. Figure Legend: From: Performance of single semiconductor optical amplifier–based ultrafast nonlinear interferometer with clock-control signals timing deviation in dual rail-switching mode Opt. Eng. 2009;48(8):085004-085004-9. doi:10.1117/1.3202837

9. Date of download: 7/11/2016 Copyright © 2016 SPIE. All rights reserved. Simulated XOR output in response to the same data pattern frames as in Fig. and Δτ=Tdelay−TFWHM. Figure Legend: From: Performance of single semiconductor optical amplifier–based ultrafast nonlinear interferometer with clock-control signals timing deviation in dual rail-switching mode Opt. Eng. 2009;48(8):085004-085004-9. doi:10.1117/1.3202837