Dr Roger Giddings
Senior Lecturer in Optical Communications & DSP
- Cyhoeddwyd
13.625 Gb/s real-time dual-band adaptive optical orthogonal frequency division multiplexing transmissions over 25 km standard single-mode fibre intensity modulation and direct detection systems utilising strongly saturated reflective semiconductor optical amplifier intensity modulators
Tang, J., Zhang, Q., Hugues-Salas, E., Giddings, R. P., Zhang, J., Wang, M. & Tang, J. M., 1 Hyd 2014, Yn: IET Optoelectronics. 8, 5, t. 175-180Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- Cyhoeddwyd
17.125Gb/s over 25km transmissions of real-time dual-band optical OFDM signals modulated by 1GHz RSOAs
Lin, L. Y., Giddings, R. P., Tang, J., Zhang, Q., Salas, E. H., Ling, Y., Zhang, H., Giddings, R. & Wang, M., 9 Maw 2014.Allbwn ymchwil: Cyfraniad at gynhadledd › Papur
- Cyhoeddwyd
25.25-Gb/s Real-Time Multi-Band Optical OFDM Transmission Over 300-m MMFs With IQ Modulated Passband
Giddings, R. P., Hugues-Salas, E., Zhang, Q. W., Zhang, J. J., Wang, M. & Tang, J. M., 2013, Yn: IEEE Photonics Technology Letters. 25, 21, t. 2123-2125 3 t.Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- Cyhoeddwyd
30Gb/s real-time triple sub-band OFDM transceivers for future PONs beyond 10Gb/s/λ
Giddings, R. P., Hugues-Salas, E. & Tang, J. M., 2013, t. 1-3. 3 t.Allbwn ymchwil: Cyfraniad at gynhadledd › Papur › adolygiad gan gymheiriaid
- Cyhoeddwyd
A Clock-gating-based Energy-efficient Scheme for ONUs in Real-time IMDD OFDM-PONs
Zhang, J., Zhao, J., Huang, H., Ye, N., Giddings, R., Li, Z., Qin, D., Zhang, Q. & Tang, J., 15 Gorff 2020, Yn: Journal of Lightwave Technology. 38, 14, t. 3573-3583Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- Cyhoeddwyd
A Point-to-multipoint Flexible Transceiver for Inherently Hub-and-Spoke IMDD Optical Access Networks
Chen, L., Jin, W., He, J., Giddings, R., Huang, Y. & Tang, J., 15 Gorff 2023, Yn: Journal of Lightwave Technology. 41, 14, t. 4743-4754 12 t.Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- Cyhoeddwyd
A point-to-multipoint flexible transceiver for inherently hub-and-spoke optical access networks
Chen, L., Jin, W., He, J., Giddings, R., Huang, Y. & Tang, J., Gorff 2023.Allbwn ymchwil: Cyfraniad at gynhadledd › Papur › adolygiad gan gymheiriaid
- Cyhoeddwyd
Adaptability-enabled record-high and robust capacity-versus-reach performance of real-time dual-band optical OFDM signals over various OM1/OM2 MMF systems invited]
Hugues-Salas, E., Zhang, Q., Giddings, R. P., Wang, M. & Tang, J., 2013, Yn: IEEE Journal of Optical Communications and Networking. 5, 10, A1-A11.Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- Cyhoeddwyd
Adaptive Hybrid Iterative Linearization Algorithms for IM/DD Optical Transmission Systems
Hu, S., Zhang, J., Tang, J., Jin, T., Lin, H., Jin, W., Yu, Z., Giddings, R. & Qiu, K., 15 Gorff 2023, Yn: Journal of Lightwave Technology. 41, 14, t. 4644-4654 11 t.Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- Cyhoeddwyd
Adaptively modulated optical OFDM modems utilizing RSOAs as intensity modulators in IMDD SMF transmission systems.
Tang, J., Wei, J. L., Hamie, A., Giddings, R. P., Hugues-Salas, E., Zheng, X., Mansoor, S. P. & Tang, J. M., 8 Ebr 2010, Yn: Optics Express. 18, 8, t. 8556-8573Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- Cyhoeddwyd
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 Tach 2018, Yn: Journal of Lightwave Technology. 36, 22, t. 5177-5187Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- Cyhoeddwyd
Colourless adaptively modulated optical OFDM transmitters using SOAs as intensity modulators.
Tang, J., Wei, J. L., Yang, X. L., Giddings, R. P. & Tang, J. M., 25 Mai 2009, Yn: Optics Express. 17, 11, t. 9012-9027Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- Cyhoeddwyd
Colourless real-time optical OFDM end-to-end transmission at 7.5Gb/s over 25km SSMF using 1GHz RSOAs for WDM-PONs
Giddings, R. P., Hugues-Salas, E., Jin, X. Q., Wei, J. L. & Tang, J. M., 2010, t. 1-3. 3 t.Allbwn ymchwil: Cyfraniad at gynhadledd › Papur › adolygiad gan gymheiriaid
- Cyhoeddwyd
Concurrent Inter-ONU Communications for Next Generation Mobile Fronthauls based on IMDD Hybrid SSB OFDM-DFMA PONs
Zhong, Z., Jin, W., Jiang, S., He, J., Chang, D., Hong, Y., Giddings, R., Jin, X., O'Sullivan, M., Durrant, T., Trewern, J., Mariani, G. & Tang, J., 1 Rhag 2021, Yn: Journal of Lightwave Technology. 39, 23, t. 7360-7369Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- Cyhoeddwyd
DFT-Spread Spectrally Overlapped Hybrid OFDM-Digital Filter Multiple Access IMDD PONs
Sankoh, A., Jin, W., Zhong, Z., He, J., Hong, Y., Giddings, R. & Tang, J., 2 Medi 2021, Yn: Sensors. 21, 17, 5903.Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- Cyhoeddwyd
DSP-Based Physical Layer Security for Coherent Optical Communication Systems
Giddings, R., He, J., Tang, J. & Jin, W., Hyd 2022, Yn: IEEE Photonics Journal. 14, 5Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- Cyhoeddwyd
DSP-Enabled Flexible ROADMs without Optical Filters and O-E-O Conversions
Dong, Y., Tang, J., Jin, W., Duan, X., Dong, Y. X., Cao, B. Y., Giddings, R. P., Zhang, C. F., Qiu, K. & Tang, J. M., 20 Awst 2015, Yn: Journal of Lightwave Technology. 33, 19, t. 4124-4131Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- Cyhoeddwyd
DSP-based Reduction of the Impact of White ADC Timing Jitter on Hybrid OFDM-DFMA PONs
Gonem, O., Giddings, R. & Tang, J., 26 Gorff 2021. 2 t.Allbwn ymchwil: Cyfraniad at gynhadledd › Papur › adolygiad gan gymheiriaid
- Cyhoeddwyd
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 Meh 2017, Yn: Optics Express. t. 13836-13856Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- Cyhoeddwyd
Data-aided Iterative Algorithms for Linearizing IM/DD Optical Transmission Systems
Hu, S., Zhang, J., Tang, J., Jin, W., Giddings, R. & Qiu, K., 1 Mai 2021, Yn: Journal of Lightwave Technology. 39, 9, t. 2864 - 2872 9 t.Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- Cyhoeddwyd
Demonstration of real-time multi-gigabit optical OFDM modems for access networks
Giddings, R. P., Jin, X. Q., Yang, X. L. & Tang, J. M., 2009, t. 1-2. 2 t.Allbwn ymchwil: Cyfraniad at gynhadledd › Papur › adolygiad gan gymheiriaid
- Cyhoeddwyd
Dependence of upstream power budget on the number of ONUs in IMDD optical OFDMA PONs
Jin, X. Q., Groenewald, J., Hugues-Salas, E., Giddings, R. P. & Tang, J. M., 2013, t. 1-3. 3 t.Allbwn ymchwil: Cyfraniad at gynhadledd › Papur › adolygiad gan gymheiriaid
- Cyhoeddwyd
Digital Filter Multiple Access PONs With DSP-Enabled Software Reconfigurability
Bolea, M., Giddings, R. P., Bouich, M., Aupetit-Berthelemot, C. & Tang, J. M., 2015, Yn: IEEE Journal of Optical Communications and Networking. 7, 4, t. 215-222 8 t.Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- Cyhoeddwyd
Digital Orthogonal Filter-Enabled Optical OFDM Channel Multiplexing for Software-Reconfigurable Elastic PONs
Tang, J., Bolea, M., Giddings, R. P. & Tang, J. M., 16 Ion 2014, Yn: Journal of Lightwave Technology. 32, 6, t. 1200-1206Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- Cyhoeddwyd
Digital Orthogonal Filtered Optical OFDM for Elastic PONs
Tang, J., Giddings, R. P., Tang, J. M., Bolea, M. & Giddings, R., 9 Maw 2014.Allbwn ymchwil: Cyfraniad at gynhadledd › Papur
- Cyhoeddwyd
Directly Modulated VCSEL-Based Real-Time 11.25-Gb/s Optical OFDM Transmission Over 2000-m Legacy MMFs
Mansoor, S. P., Tang, J., Hugues-Salas, E., Jin, X. Q., Giddings, R. P., Hong, Y., Mansoor, S., Villafranca, A. & Tang, J. M., 1 Chwef 2012, Yn: IEEE Photonics Journal. 4, 1, t. 143-154Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- Cyhoeddwyd
Drop Signal Phase Offset Independent Soft-ROADMs for Point-to-Multipoint 5G Fronthauls
Giddings, R., Gonem, O. & Tang, J., Gorff 2023, t. 1-6. 6 t.Allbwn ymchwil: Cyfraniad at gynhadledd › Papur › adolygiad gan gymheiriaid
- Cyhoeddwyd
End-to-end real-time DSP for high-speed optical access/metro links
Giddings, R. P. & Tang, J. M., 16 Medi 2013, 18th OptoElectronics and Communications Conference . t. 1-2 2 t.Allbwn ymchwil: Pennod mewn Llyfr/Adroddiad/Trafodion Cynhadledd › Cyfraniad i Gynhadledd › adolygiad gan gymheiriaid
- Cyhoeddwyd
End-to-end real-time demonstration of 128-QAM-encoded optical OFDM transmission with a 5.25bit/s/Hz spectral efficiency over IMDD systems
Jin, X. Q., Giddings, R. P., Hugues-Salas, E. & Tang, J. M., 2010, t. 1-3. 3 t.Allbwn ymchwil: Cyfraniad at gynhadledd › Papur › adolygiad gan gymheiriaid
- Cyhoeddwyd
Error-Controlled Iterative Algorithms for Digital Linearization of IMDD-based Optical Fibre Transmission Systems
Jin, X., Jin, W., Zhong, Z., Jiang, S., Raibhjandari, S., Hong, Y., Giddings, R. & Tang, J., 18 Gorff 2022, Yn: Journal of Lightwave Technology.Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- Cyhoeddwyd
Experimental Demonstration of Cross-Channel Interference Cancellation for Digital Filter Multiple Access PONs
Giddings, R. P., Duan, X. & Tang, J., 23 Maw 2016.Allbwn ymchwil: Cyfraniad at gynhadledd › Papur › adolygiad gan gymheiriaid
- Cyhoeddwyd
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 Maw 2016.Allbwn ymchwil: Cyfraniad at gynhadledd › Papur › adolygiad gan gymheiriaid
- Cyhoeddwyd
Experimental Demonstration of Real-Time Optical OFDM Transmission at 11.25 Gb/s Over 500-m MMFs Employing Directly Modulated DFB Lasers
Giddings, R. P., Hugues-Salas, E., Charbonnier, B. & Tang, J. M., 2011, Yn: IEEE Photonics Technology Letters. 23, 1, t. 51-53 3 t.Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- Wedi ei Dderbyn / Yn y wasg
Experimental Demonstration of Soft-ROADMs with Dual-Arm Drop Elements for Future Optical-Wireless Converged Access Networks
Gonem, O., Giddings, R. & Tang, J., 25 Hyd 2023, (Wedi ei Dderbyn / Yn y wasg) Yn: Journal of Lightwave Technology. 13 t., JLT-32905-2023.R1 .Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- Cyhoeddwyd
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 Ion 2017, Yn: IEEE Journal of Optical Communications and Networking. 9, 1, t. 45-52 7 t.Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- Cyhoeddwyd
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 Medi 2019, Yn: Journal of Lightwave Technology. 37, 17, t. 4315-4329 14 t.Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- Cyhoeddwyd
Experimental Demonstrations of Concurrent Adaptive Inter-ONU and Upstream Communications in IMDD Hybrid SSB OFDM-DFMA PONs
Zhong, Z., Jin, W., He, J., Chang, D., Giddings, R., Hong, Y., O'Sullivan, M., Durrant, T., Mariani, G., Trewern, J. & Tang, J., 6 Meh 2021.Allbwn ymchwil: Cyfraniad at gynhadledd › Papur › adolygiad gan gymheiriaid
- Cyhoeddwyd
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 Gorff 2020, Yn: IEEE Photonics Technology Letters. 32, 13, t. 751-754Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- Cyhoeddwyd
Experimental Demonstrations of Matching Filter-free Digital Filter Multiplexed SSB OFDM IMDD Transmission Systems
Zhong, Z., Jin, W., Dong, Y., Sankoh, A., He, J., Hong, Y., Giddings, R., Pierce, I., O'Sullivan, M., Lee, J., Mariani, G., Durrant, T. & Tang, J., Ebr 2021, Yn: IEEE Photonics Journal. 13, 2, 12 t., 7900512.Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- Cyhoeddwyd
Experimental demonstration and optimisation of a synchronous clock recovery technique for real-time end-to-end optical OFDM transmission at 11.25Gb/s over 25km SSMF
Tang, J., Giddings, R. P. & Tang, J. M., 28 Ion 2011, Yn: Optics Express. 19, 3, t. 2831-2845Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- Cyhoeddwyd
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 Chwef 2017, Yn: Optics Express. 25, 4, t. 3850-3862 13 t., 270560.Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- Cyhoeddwyd
Experimental demonstration of a record high 11.25Gb/s real-time optical OFDM transceiver supporting 25km SMF end-to-end transmission in simple IMDD systems
Giddings, R. P., Jin, X. Q., Hugues-Salas, E., Giacoumidis, E., Wei, J. L. & Tang, J., 1 Maw 2010, Yn: Optics Express. 18, 6, t. 5541-5555Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- Cyhoeddwyd
Experimental demonstration of adaptive bit and/or power loading for maximising real-time end-to-end optical OFDM transmission performance
Jin, X. Q., Giddings, R. P. & Tang, J. M., 2011, t. 1-3. 3 t.Allbwn ymchwil: Cyfraniad at gynhadledd › Papur › adolygiad gan gymheiriaid
- Cyhoeddwyd
Experimental demonstration of colourless real-time end-to-end optical OFDM transmission at 7.5Gb/s over 25km SSMF using a 1GHz RSOA
Giddings, R. P., Hugues-Salas, E., Jin, X. Q., Wei, J. L. & Tang, J. M., 2010, t. 1-6. 6 t.Allbwn ymchwil: Cyfraniad at gynhadledd › Papur › adolygiad gan gymheiriaid
- Cyhoeddwyd
Experimental demonstration of real-time 3Gb/s optical OFDM transceivers.
Tang, J., Giddings, R. P., Jin, X. Q. & Tang, J. M., 14 Medi 2009, Yn: Optics Express. 17, 19, t. 16654-16665Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- Cyhoeddwyd
Experimental demonstration of record high 11.25Gb/s real-time end-to-end optical OFDM transceivers for PONs
Giddings, R. P., Jin, X. Q., Hugues-Salas, E., Giacoumidis, E. & Tang, J. M., 2010, t. 1-13. 13 t.Allbwn ymchwil: Cyfraniad at gynhadledd › Papur › adolygiad gan gymheiriaid
- Cyhoeddwyd
Experimental demonstration of record high 19.125Gb/s real-time end-to-end dual-band optical OFDM transmission over 25km SMF in a simple EML-based IMDD system
Giddings, R. P., Hugues-Salas, E. & Tang, J., 23 Awst 2012, Yn: Optics Express. 20, 18, t. 20666-20679Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- Cyhoeddwyd
Experimental demonstrations and extensive comparisons of end-to-end real-time optical OFDM transceivers with adaptive bit and/or power loading
Tang, J., Jin, X. Q., Wei, J. L., Giddings, R. P., Quinlan, T., Walker, S. & Tang, J. M., 1 Meh 2011, Yn: IEEE Photonics Journal. 3, 3, t. 500-511Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- Cyhoeddwyd
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 Medi 2017, Yn: Optics Express. 25, 20, t. 24251-24261Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- Cyhoeddwyd
Experimental demonstrations of DSP-enabledflexibility, adaptability and elasticity ofmulti-channel >72Gb/s over 25 km IMDDtransmission systems
Jin, W., Zhong, Z., Jiang, S., He, J., Hu, S. H., Chang, D., Giddings, R., Hong, H., Jin, X., O'Sullivan, M., Durrant, T., Trewern, J., Mariani, G. & Tang, J., 30 Tach 2021, Yn: Optics Express. 29, 25, t. 41363-41377Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid