Porth Ymchwil

Dr Roger Giddings

Senior Lecturer in Optical Communications & DSP

Aelodaeth

ORCID: 0000-0002-2111-5830
51 - 100 o blith 125Maint y tudalen: 50
Trefnu yn ôl: Teitl
  1. 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. 41363-41377

    Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid

  2. Cyhoeddwyd

    Experimental demonstrations of record high REAM intensity modulator-enabled 19.25Gb/s real-time end-to-end dual-band optical OFDM colorless transmissions over 25km SSMF IMDD systems

    Zhang, Q. W., Hugues-Salas, E., Giddings, R. P., Wang, M. & Tang, J. M., 2013, Yn: Optics Express. 21, 7, t. 9167-9179 13 t.

    Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid

  3. Cyhoeddwyd

    First Experimental Demonstration of Real-Time End-to-End Multi-Band 25.25Gb/s Optical OFDM Transmission over 300m OM2 MMFs Employing 4GS/s DACs/ADCs

    Giddings, R. P., Hugues-Salas, E., Zhang, Q. W. & Tang, J. M., 2013, Asia Communications and Photonics Conference 2013. AF1F.4

    Allbwn ymchwil: Pennod mewn Llyfr/Adroddiad/Trafodion Cynhadledd › Cyfraniad i Gynhadledd › adolygiad gan gymheiriaid

  4. Cyhoeddwyd

    First experimental demonstration of 6Gb/s real-time optical OFDM transceivers incorporating channel estimation and variable power loading.

    Tang, J., Giddings, R. P., Jin, X. Q. & Tang, J. M., 1 Hyd 2009, Yn: Optics Express. 17, 22, t. 19727-19738

    Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid

  5. Cyhoeddwyd

    First experimental demonstration of VCSEL-based realtime end-to-end 11.25Gb/s optical OFDM signal transmission over 800m MMFs

    Hugues-Salas, E., Jin, X. Q., Giddings, R. P., Wei, J. L., Shu, C. & Tang, J. M., 2011, t. 1-3. 3 t.

    Allbwn ymchwil: Cyfraniad at gynhadledd › Papur › adolygiad gan gymheiriaid

  6. Cyhoeddwyd

    First experimental demonstration of end-to-end real-time optical OFDM symbol synchronization using subtraction and Gaussian windowing in 25km SMF 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

  7. Cyhoeddwyd

    First experimental demonstration of low-cost VCSEL-intensity modulated end-to-end real-time optical OFDM signal transmission at 11.25Gb/s over 25km SSMFs

    Hugues-Salas, E., Giddings, R. P., Hong, Y., Jin, X. Q., Wei, J. L., Zheng, X. & Tang, J. M., 2011, t. 1-3. 3 t.

    Allbwn ymchwil: Cyfraniad at gynhadledd › Papur › adolygiad gan gymheiriaid

  8. Cyhoeddwyd

    First experimental demonstration of real-time adaptive transmission of 20Gb/s dual-band optical OFDM signals over 500m OM2 MMFs

    Hugues-Salas, E., Giddings, R. P. & Tang, J. M., 2013, Optical Fiber Communication Conference and Exposition and the National Fiber Optic Engineers Conference (OFC/NFOEC), 2013. t. 1-3 3 t.

    Allbwn ymchwil: Pennod mewn Llyfr/Adroddiad/Trafodion Cynhadledd › Cyfraniad i Gynhadledd › adolygiad gan gymheiriaid

  9. Cyhoeddwyd

    First experimental demonstration of real-time dual-band optical OFDM transmission at 17.5Gb/s over an EML-based 25km SSMF IMDD system using 4GS/s DAC/ADCs

    Giddings, R. P., Hugues-Salas, E., Ben-Ezra, S. & Tang, J. M., 2012, t. 1-3. 3 t.

    Allbwn ymchwil: Cyfraniad at gynhadledd › Papur › adolygiad gan gymheiriaid

  10. Cyhoeddwyd

    First experimental demonstration of real-time optical OFDM transceivers

    Giddings, R. P., Jin, X. Q., Kee, H. H., Yang, X. L. & Tang, J. M., 2009, t. 1-2. 2 t.

    Allbwn ymchwil: Cyfraniad at gynhadledd › Papur › adolygiad gan gymheiriaid

  11. Cyhoeddwyd

    First real-time experimental demonstrations of 11.25Gb/s optical OFDMA PONs with adaptive dynamic bandwidth allocation

    Tang, J., Jin, X. Q., Hugues-Salas, E., Giddings, R. P., Wei, J. L., Groenwald, J. & Tang, J. M., 3 Hyd 2011, Yn: Optics Express. 19, 21, t. 20557-20570

    Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid

  12. Cyhoeddwyd

    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., Gorff 2019, Yn: IEEE Journal of Optical Communications and Networking. 11, 7, t. 347-353

    Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid

  13. Cyhoeddwyd

    Hybrid OFDM-Digital Filter Multiple Access PONs

    Dong, Y., Giddings, R. P. & Tang, J., 1 Rhag 2018, Yn: Journal of Lightwave Technology. 36, 23, t. 5640-5649

    Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid

  14. Cyhoeddwyd

    Hybrid OFDM-Digital Filter Multiple Access PONs Utilizing Spectrally Overlapped Digital Orthogonal Filtering

    Sankoh, A., Jin, W., Zhong, Z., He, J., Hong, Y., Giddings, R., Pierce, I., O'Sullivan, M., Lee, J., Durrant, T. & Tang, J., Hyd 2020, Yn: IEEE Photonics Journal. 12, 5, 10 t., 7905311.

    Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid

  15. Cyhoeddwyd

    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 Ebr 2020, Yn: Journal of Lightwave Technology. 38, 8, t. 2095 - 2105

    Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid

  16. Cyhoeddwyd

    IFFT Stage-dependent Minimum Bit Resolution Maps for Real-time Optical OFDM Transceivers

    Zhang, J., Giddings, R. P., Tang, J., Zhang, Q., Yuan, W., Giddings, R. & Wang, M., 9 Maw 2014.

    Allbwn ymchwil: Cyfraniad at gynhadledd › Papur

  17. Cyhoeddwyd

    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 Awst 2016, Yn: IEEE Journal of Optical Communications and Networking. 8, 8, t. 521-529 9 t.

    Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid

  18. Cyhoeddwyd

    Improved power budgets of end-to-end real-time optical OFDM PON systems using wavelength-offset optical filtering

    Wei, J. L., Hugues-Salas, E., C, S., [No Value], XE., [Unknown], N., Jin, X. Q., Giddings, R. P., Pierce, I., Ortega, B., Shu, C. & Tang, J. M., 2012, t. 1-3. 3 t.

    Allbwn ymchwil: Cyfraniad at gynhadledd › Papur › adolygiad gan gymheiriaid

  19. Cyhoeddwyd

    Improvement in Convergence Rate and Power Penalty with an Error-Controlled Iterative Algorithm in IMDD Systems

    Jin, X., Jin, W., Zhong, Z., Jiang, S., Rajbhandari, S., Hong, Y., Giddings, R. & Tang, J., 2022, t. 1-2. 2 t.

    Allbwn ymchwil: Cyfraniad at gynhadledd › Papur › adolygiad gan gymheiriaid

  20. Cyhoeddwyd

    Input/output reconfigurable adaptively modulated optical OFDM modems using subcarrier modulation

    Zheng, X., Wei, J. L., Yang, X. L., Giddings, R. P., Tang, J. M. & Shore, K. A., 2009, t. 1-2. 2 t.

    Allbwn ymchwil: Cyfraniad at gynhadledd › Papur › adolygiad gan gymheiriaid

  21. Cyhoeddwyd

    Intra-Cavity Chromatic Dispersion Impacts on 10-Gb/s Optical OFDM Transmissions Over 25-km Dual-RSOA-Based Self-Seeded PON Systems

    Tang, J., Deng, M. L., Cao, B. Y., Giddings, R. P., Dong, Y. X., Jiang, N., Nesset, D., Qiu, K. & Tang, J. M., 18 Rhag 2014, Yn: IEEE Photonics Journal. 7, 1

    Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid

  22. Cyhoeddwyd

    Intra-Cavity Dispersion-Induced Performance Degradations of Dual-RSOA-Based Self-Seeded PON Systems

    Tang, J., Giddings, R. P., Tang, J. M., Deng, M., Cao, B., Giddings, R., Dong, Y., Jian, N., Nesset, D. & Qiu, K., 22 Maw 2015.

    Allbwn ymchwil: Cyfraniad at gynhadledd › Papur

  23. Cyhoeddwyd

    Low-complexity modulation format identification based on am- 2 plitude histogram distributions for digital coherent receivers

    Hao, M., Jiang, X., Xiong, X., Giddings, R., He, W. & Tang, J., 20 Ebr 2023, Yn: Photonics.

    Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid

  24. Cyhoeddwyd

    Multi-Constraint Gerchberg-Saxton Iteration Algorithms for Linearizing IM/DD Transmission Systems

    Hu, S., Zhang, J., Tang, J., Jin, T., Jin, W., Liu, Q., Zhong, Z., Giddings, R., Hong, Y., Xu, B., Yi, X. & Qiu, K., 14 Maw 2022, Yn: Optics Express. 30, 6, t. 10019-10031 13 t.

    Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid

  25. Cyhoeddwyd

    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 Tach 2016, Yn: IEEE Photonics Journal. 99

    Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid

  26. Cyhoeddwyd

    Multiple Channel Interference Cancellation of Digital Filter Multiple Access PONs

    Dong, Y., Al-Rawachy, E., Giddings, R. P., Jin, W., Nesset, D. & Tang, J., Ion 2017, Yn: Journal of Lightwave Technology. 35, 1, t. 34-44

    Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid

  27. Cyhoeddwyd

    Negative power penalties of optical OFDM signal transmissions in directly modulated DFB laser-based IMDD systems incorporating negative dispersion fibers.

    Tang, J., Zheng, X., Jin, X. Q., Giddings, R. P., Wei, J. L., Hugues-Salas, E., Hong, Y. & Tang, J. M., 1 Awst 2010, Yn: IEEE Photonics Journal. 2, 4, t. 532-542

    Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid

  28. Cyhoeddwyd

    New ROADMs with DSP-Enabled Dynamic and Flexible Operations for Elastic Optical Networks

    Tang, J., Giddings, R. P., Tang, J. M., Jin, W., Duan, X., Bolea, M., Giddings, R., Jiang, N., Zhang, C. & Qiu, K., 22 Maw 2015.

    Allbwn ymchwil: Cyfraniad at gynhadledd › Papur

  29. Cyhoeddwyd

    Performance Tolerance of IMDD DFMA PONs to Channel Frequency Response Roll-off

    Giddings, R., Duan, X., Mansoor, S. & Tang, J., 1 Hyd 2017, Yn: IEEE Photonics Technology Letters. 29, 19, t. 1655-1658 4 t.

    Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid

  30. Cyhoeddwyd

    REAM intensity modulator-enabled 10Gb/s colorless upstream transmission of real-time optical OFDM signals in a single-fiber-based bidirectional PON architecture

    Hugues-Salas, E., Giddings, R. P., Jin, X. Q., Hong, Y., Quinlan, T., Walker, S. & Tang, J. M., 2012, Yn: Optics Express. 20, 19, t. 21089-21100 12 t.

    Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid

  31. Cyhoeddwyd

    REAM intensity modulator-enabled colorless transmission of real-time optical OFDM signals for WDM-PONs

    Hugues-Salas, E., Giddings, R. P., Jin, X. Q., Quinlan, T., Hong, Y., Walker, S. & Tang, J. M., 2012, t. 1-3. 3 t.

    Allbwn ymchwil: Cyfraniad at gynhadledd › Papur › adolygiad gan gymheiriaid

  32. Cyhoeddwyd

    RSOA Intensity Modulator Frequency Chirp-Enabled 40Gb/s over 25km IMDD PON Systems

    Tang, J., Giddings, R. P., Tang, J. M., Cao, B., Deng, M., Giddings, R., Duan, X., Zhang, Q. & Wang, M., 22 Maw 2015.

    Allbwn ymchwil: Cyfraniad at gynhadledd › Papur

  33. Cyhoeddwyd

    RSOA Intensity Modulator Frequency Chirp-Enhanced Optical OFDM PON Performance

    Tang, J., Cao, B., Deng, M., Cao, B. Y., Deng, M. L., Zhang, Q. W., Giddings, R. P. & Wang, M., 5 Meh 2015, Yn: IEEE Photonics Journal. 7, 3, t. Article Number: 7101711

    Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid

  34. Cyhoeddwyd

    Real-Time 3Gb/s 16QAM-Encoded Optical OFDM Transmission over 75km MetroCor SMFs with Negative Power Penalties.

    Jin, X. Q., Giddings, R. P., Tang, J. M. & Shore, K. A., 1 Ion 2009.

    Allbwn ymchwil: Cyfraniad at gynhadledd › Papur

  35. Cyhoeddwyd

    Real-Time Demonstration of Concurrent Upstream and Inter-ONU Communications in Hybrid OFDM DFMA PONs

    Giddings, R., Tyagi, T. & Tang, J., 1 Chwef 2023, Yn: IEEE Photonics Technology Letters. 35, 3, t. 148 - 151 4 t.

    Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid

  36. Cyhoeddwyd

    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 Ion 2019, Yn: Optics Express. 27, 1, t. 16-33

    Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid

  37. Cyhoeddwyd

    Real-time 11.25Gb/s optical OFDM signal transmission over 2000m legacy MMFs using centre launching

    Hugues-Salas, E., Jin, X. Q., Giddings, R. P., Hong, Y., Mansoor, S., Villafranca, A. & Tang, J. M., 2012, t. 1-8. 8 t.

    Allbwn ymchwil: Cyfraniad at gynhadledd › Papur › adolygiad gan gymheiriaid

  38. Cyhoeddwyd

    Real-time 11.25Gb/s optical OFDM transmission over 2000m legacy MMFs utilizing directly modulated VCSELs

    Hugues-Salas, E., Courjault, N., Jin, X. Q., Giddings, R. P., Aupetit-Berthelemot, C. & Tang, J. M., 2012, t. 1-3. 3 t.

    Allbwn ymchwil: Cyfraniad at gynhadledd › Papur › adolygiad gan gymheiriaid

  39. Cyhoeddwyd

    Real-time Digital Signal Processing for Optical OFDM-Based Future Optical Access Networks

    Giddings, R., 2014, Yn: Journal of Lightwave Technology. 32, 4, t. 553-570 18 t.

    Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid

  40. Cyhoeddwyd

    Real-time experimental demonstration of a computationally efficient hybrid OFDM DFMA PON

    Giddings, R., Tyagi, T. & Tang, J., Rhag 2022, Yn: Optical Fiber Technology. 74, 26 t., 103106.

    Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid

  41. Cyhoeddwyd
  42. Cyhoeddwyd

    Real-time experimental demonstration of low-cost VCSEL intensity-modulated 11.25Gb/s optical OFDM signal transmission over 25km PON systems

    Hugues-Salas, E., Giddings, R. P., Jin, X. Q., Wei, J. L., Zheng, X., Hong, Y., Shu, C. & Tang, J., 1 Chwef 2011, Yn: Optics Express. 19, 4, t. 2979-2988

    Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid

  43. Cyhoeddwyd

    Real-time experimental demonstrations of software reconfigurable optical OFDM transceivers utilizing DSP-based digital orthogonal filters for SDN PONs

    Cao, B., Mansoor, S. P., Tang, J., Duan, X., Giddings, R. P., Bolea, M., Ling, Y., Cao, S., Mansoor, S. & Tang, J. M., 11 Awst 2014, Yn: Optics Express. 22, 16, t. 19674-19685

    Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid

  44. Cyhoeddwyd

    Real-time implementation of optical OFDM transmitters and receivers for practical end-to-end optical transmission systems

    Giddings, R. P., Jin, X., Kee, H., Yang, X. & Tang, J., 16 Gorff 2009, Yn: Electronics Letters. 45, 15, t. 800-802

    Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid

  45. Cyhoeddwyd

    Real-time optical OFDM and colorless OOFDMA PONs

    Tang, J. M., Giddings, R. P., Hugues-Salas, E. & Hong, Y., 2012, t. 1. 1 t.

    Allbwn ymchwil: Cyfraniad at gynhadledd › Papur › adolygiad gan gymheiriaid

  46. Cyhoeddwyd

    Real-time optical OFDM transceivers for PON applications

    Tang, J. M., Giddings, R. P., Jin, X. Q., Wei, J. L., Zheng, X., Giacoumidis, E., Hugues-Salas, E., Hong, Y., Shu, C., Groenewald, J. & Muthusamy, K., 2011, t. 1-3. 3 t.

    Allbwn ymchwil: Cyfraniad at gynhadledd › Papur › adolygiad gan gymheiriaid

  47. Cyhoeddwyd

    Real-time transmission of 3Gb/s 16-QAM encoded optical OFDM signals over 75km SMFs with negative power penalties

    Jin, X., Tang, J. & Giddings, R., 17 Awst 2009, Yn: Optics Express. 17, 17, t. 14574-14585

    Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid

  48. Cyhoeddwyd

    Record-high and robust 17.125 Gb/s gross-rateover 25 km SSMF transmissions of real-time dual-band optical OFDM signals directly modulated by 1 GHz RSOAs

    Zhang, Q. W., Hugues-Salas, E., Ling, Y., Zhang, H. B., Giddings, R. P., Zhang, J. J., Wang, M. & Tang, J. M., 2014, Yn: Optics Express. 22, 6, t. 6339-6348 10 t.

    Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid

  49. Cyhoeddwyd

    Record-high and robust capacity versus reach performance of adaptive real-time dual-band optical OFDM signals for upgrading legacy MMF systems

    Hugues-Salas, E., Zhang, Q. W., Giddings, R. P., Wang, M. & Tang, J. M., 2013, Future Network and Mobile Summit (FutureNetworkSummit), 2013. t. 1-10 10 t.

    Allbwn ymchwil: Pennod mewn Llyfr/Adroddiad/Trafodion Cynhadledd › Cyfraniad i Gynhadledd › adolygiad gan gymheiriaid

  50. Cyhoeddwyd

    Rectangular Orthogonal Digital Filter Banks Based on Extended Gaussian Functions

    Jin, W., Zhong, Z., Jiang, S., He, J., Chang, D., Hong, Y., Giddings, R., Jin, X., O'Sullivan, M., Durrant, T., Trewem, J., Mariani, G. & Tang, J., 15 Meh 2022, Yn: Journal of Lightwave Technology. 40, 12, t. 3709-3722

    Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid

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