Dr Roger Giddings
Senior Lecturer in Optical Communications & DSP
- 2016
- Published
Experimental Demonstration of DSP-enabled Drop Operations of Flexible ROADMs Excluding Optical Filters and O-E-O Conversions
Tang, J., Duan, X., Deng, M., Jin, W., Giddings, R. P. & Mansoor, S., 22 Mar 2016.Research output: Contribution to conference › Paper › peer-review
- Published
Experimental Demonstration of Cross-Channel Interference Cancellation for Digital Filter Multiple Access PONs
Giddings, R. P., Duan, X. & Tang, J., 23 Mar 2016.Research output: Contribution to conference › Paper › peer-review
- Published
Subcarrier Index-Power Modulated Optical OFDM and Its Performance in IMDD PON Systems
Halabi, F., Chen, L., Parre, S., Barthomeuf, S., Giddings, R. P., Aupetit-Berthelemot, C., Hamie, A. & Tang, J. M., 1 May 2016, In: Journal of Lightwave Technology. 34, 9, p. 2228-2234 7 p.Research output: Contribution to journal › Article › peer-review
- Published
Subcarrier Index-Power Modulated Optical OFDM (SIPM-OOFDM) for IMDD PON Systems
Tang, J., Halabi, F., Chen, L., Parre, S., Barthomeuf, S., Giddings, R. P. & Aupetit-Berthelemot, C., 22 Jul 2016.Research output: Contribution to conference › Paper › peer-review
- Published
Improved Performance Robustness of DSP-Enabled Flexible ROADMs Free from Optical Filters and O-E-O Conversions
Jin, W., Zhang, C., Duan, X., Kadhum, M. R., Dong, Y. X., Giddings, R. P., Jiang, N., Qiu, K. & Tang, J. M., 1 Aug 2016, In: IEEE Journal of Optical Communications and Networking. 8, 8, p. 521-529 9 p.Research output: Contribution to journal › Article › peer-review
- Published
Stage-dependent DSP Operation Range Clipping-induced Bit Resolution Reductions of Full Parallel 64-point FFTs Incorporated in FPGA-based Optical OFDM Receivers
Zhang, J., Tang, Z., Giddings, R., Wu, Q., Wang, W., Cao, B., Zhang, Q. & Tang, J. M., 15 Aug 2016, In: Journal of Lightwave Technology. 34, 16, p. 3752-3760Research output: Contribution to journal › Article › peer-review
- Published
Technical and Market Feasibility of High-Speed Software-Reconfigurable OOFDM/DFMA-based Optical Transceiversfor Next Generation Access Network PONs
Dorward, R. M., Anderson, M. J. & Giddings, R. P., 25 Aug 2016.Research output: Contribution to conference › Paper › peer-review
- Published
Multi-Level Subcarrier Index-Power Modulated Optical OFDM with Adaptive Bit Loading for IMDD PON Systems
Al Halabi, F., Chen, L., Giddings, R., Tang, J. & Hamie, A., 11 Nov 2016, In: IEEE Photonics Journal. 99Research output: Contribution to journal › Article › peer-review
- Published
Subcarrier Index-Power Modulated Optical OFDM With Superposition Multiplexing for IMDD Transmission Systems
Chen, L., Al Halabi, F., Giddings, R. & Tang, J., 12 Nov 2016, In: Journal of Lightwave Technology. 34, 22, p. 5284 - 5292Research output: Contribution to journal › Article › peer-review
- 2017
- Published
Multiple Channel Interference Cancellation of Digital Filter Multiple Access PONs
Dong, Y., Al-Rawachy, E., Giddings, R. P., Jin, W., Nesset, D. & Tang, J., Jan 2017, In: Journal of Lightwave Technology. 35, 1, p. 34-44Research output: Contribution to journal › Article › peer-review
- Published
Experimental Demonstration of Upstream Transmission in Digital Filter Multiple Access PONs with Real-time Reconfigurable Optical Network Units
Giddings, R., Duan, X., Mansoor, S. & Tang, J., 26 Jan 2017, In: IEEE Journal of Optical Communications and Networking. 9, 1, p. 45-52 7 p.Research output: Contribution to journal › Article › peer-review
- Published
Experimental demonstration of a DSP-based cross-channel interference cancellation technique for application in digital filter multiple access PONs
Giddings, R., Al-Rawachy, E. & Tang, J., 14 Feb 2017, In: Optics Express. 25, 4, p. 3850-3862 13 p., 270560.Research output: Contribution to journal › Article › peer-review
- Published
DSP-enabled reconfigurable and transparent spectral converters for converging optical and mobile fronthaul/backhaul networks
Mao, M. Z., Giddings, R., Cao, B. Y., Xu, Y. T., Wang, M. & Tang, J., 9 Jun 2017, In: Optics Express. p. 13836-13856Research output: Contribution to journal › Article › peer-review
- Published
Experimental demonstrations of 30Gb/s/λ digital orthogonal filtering-multiplexed multiple channel transmissions over IMDD PON systems utilizing 10G-class optical devices
Deng, M., Sankoh, A., Giddings, R. & Tang, J., 25 Sept 2017, In: Optics Express. 25, 20, p. 24251-24261Research output: Contribution to journal › Article › peer-review
- Published
Performance Tolerance of IMDD DFMA PONs to Channel Frequency Response Roll-off
Giddings, R., Duan, X., Mansoor, S. & Tang, J., 1 Oct 2017, In: IEEE Photonics Technology Letters. 29, 19, p. 1655-1658 4 p.Research output: Contribution to journal › Article › peer-review
- 2018
- Published
Subcarrier Grouping-Enabled Improvement in Transmission Performance of Subcarrier Index-Power Modulated Optical OFDM for IM/DD PON Systems
Al Halabi, F., Chen, L., Giddings, R., Hamie, A. & Tang, J., 15 Oct 2018, In: Journal of Lightwave Technology. 36, 20, p. 4792-4798Research output: Contribution to journal › Article › peer-review
- Published
Analytical Solution of Stage-dependent Bit Resolution of Full Parallel Variable Point FFTs for Real-time DSP Implementation
Zhang, J., Wang, J., Giddings, R., Zhang, Q., Peng, J., Chen, J. & Tang, J., 15 Nov 2018, In: Journal of Lightwave Technology. 36, 22, p. 5177-5187Research output: Contribution to journal › Article › peer-review
- Published
Subcarrier Index-Power Modulated-Optical OFDM with Dual Superposition Multiplexing for Directly Modulated DFB-based IMDD PON Systems
Chen, L., Halabi, F., Giddings, R. P., Zhang, J. & Tang, J., Dec 2018, In: IEEE Photonics Journal. 10, 6, 7908113.Research output: Contribution to journal › Article › peer-review
- Published
Hybrid OFDM-Digital Filter Multiple Access PONs
Dong, Y., Giddings, R. P. & Tang, J., 1 Dec 2018, In: Journal of Lightwave Technology. 36, 23, p. 5640-5649Research output: Contribution to journal › Article › peer-review
- 2019
- Published
Real-Time experimental demonstration of DSP-enabled soft-ROADMs with multi-level flexible add/drop functions for cloud access networks
Al-Rawachy, E., Giddings, R. & Tang, J., 7 Jan 2019, In: Optics Express. 27, 1, p. 16-33Research output: Contribution to journal › Article › peer-review
- Published
Subcarrier index-power modulated optical OFDM with dual superposition multiplexing for IMDD PON systems
Halabi, F., Chen, L., Giddings, R. P., Hamie, A., Dumas, Y., Freyssinet, P., Aupetit-Berthelemot, C. & Tang, J. M., 15 Feb 2019, In: Optics Communications. 433, p. 190-194Research output: Contribution to journal › Article › peer-review
- Published
Hybrid DFT-spread OFDM-Digital Filter Multiple Access PONs for Converged 5G Networks
Dong, Y. X., Jin, W., Giddings, R. P., O'Sullivan, M., Tipper, A., Durrant, T. & Tang, J. M., Jul 2019, In: IEEE Journal of Optical Communications and Networking. 11, 7, p. 347-353Research output: Contribution to journal › Article › peer-review
- Published
Experimental Demonstration of a Real-Time Digital Filter Multiple Access PON with Low Complexity DSP-Based Interference Cancellation
Al-Rawachy, E., Giddings, R. P. & Tang, J., 1 Sept 2019, In: Journal of Lightwave Technology. 37, 17, p. 4315-4329 14 p.Research output: Contribution to journal › Article › peer-review
- 2020
- Published
Hybrid SSB OFDM-Digital Filter Multiple Access PONs
Jin, W., Sankoh, A., Dong, Y., Giddings, R., O'Sullivan, M., Durrant, T., Lee, J. & Tang, J., 15 Apr 2020, In: Journal of Lightwave Technology. 38, 8, p. 2095 - 2105Research output: Contribution to journal › Article › peer-review
- Published
Experimental Demonstrations of Hybrid OFDM-Digital Filter Multiple Access PONs
Jin, W., Zhong, Z., He, J., Sankoh, A., Giddings, R., Hong, Y., Pierce, I., O'Sullivan, M., Laperle, C., Lee, J., Mariani, G., Durrant, T. & Tang, J., 1 Jul 2020, In: IEEE Photonics Technology Letters. 32, 13, p. 751-754Research output: Contribution to journal › Article › peer-review