W. C. Dong, J. Hou, Y. S. Kadhim, S. K. Tawfeeq, X. L. Zhang. Canonical logic units using bidirectional four-wave mixing in highly nonlinear fiber[J]. Photonics Research, 2015, 3(4): 164
- Photonics Research
- Vol. 3, Issue 4, 164 (2015)
Fig. 1. Operational principle of DI modulation.
Fig. 2. Operational principle of the proposed scheme.
Fig. 3. Experimental setup for configurable multiple logic gate generation.
Fig. 4. Measured spectra of FWM in the HNLF.
Fig. 5. Measured OSNRs of minterms.
Fig. 6. Measured temporal waveforms. (a) Original signals, (b) CLUs in HNLF, and (c) all combinational logic functions.
Fig. 7. FWM efficiency comparison (a) when signal B is fixed at 1549.7 nm and (b) when the wavelength separation between signal A and signal B is fixed at 0.8, 1.6, and 2.4 nm, respectively.
Fig. 8. Configuration diagrams of (a) standard and (b) proposed two-input CLU-PLA.
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