Research Portal

Dr Roger Giddings

Senior Lecturer in Optical Communications & DSP

Affiliations

ORCID: 0000-0002-2111-5830
1 - 50 out of 125Page size: 50
  1. 2009
  2. Published

    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, p. 1-2. 2 p.

    Research output: Contribution to conference › Paper › peer-review

  3. Published

    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, p. 1-2. 2 p.

    Research output: Contribution to conference › Paper › peer-review

  4. Published

    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, p. 1-2. 2 p.

    Research output: Contribution to conference › Paper › peer-review

  5. Published

    SOA intensity modulator-enabled colourless transmission of adaptively modulated optical OFDM signals for WDM-PONs

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

    Research output: Contribution to conference › Paper › peer-review

  6. Published

    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 Jan 2009.

    Research output: Contribution to conference › Paper

  7. Published

    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 May 2009, In: Optics Express. 17, 11, p. 9012-9027

    Research output: Contribution to journal › Article › peer-review

  8. Published

    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 Jul 2009, In: Electronics Letters. 45, 15, p. 800-802

    Research output: Contribution to journal › Article › peer-review

  9. Published

    Semiconductor Optical Amplifier-Enabled Intensity Modulation of Adaptively Modulated Optical OFDM Signals in SMF-Based IMDD Systems

    Wei, J., Hamie, A., Giddings, R. P. & Tang, J., 15 Aug 2009, In: Journal of Lightwave Technology. 27, 16, p. 3679-3689

    Research output: Contribution to journal › Article › peer-review

  10. Published

    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 Aug 2009, In: Optics Express. 17, 17, p. 14574-14585

    Research output: Contribution to journal › Article › peer-review

  11. Published

    Experimental demonstration of real-time 3Gb/s optical OFDM transceivers.

    Tang, J., Giddings, R. P., Jin, X. Q. & Tang, J. M., 14 Sept 2009, In: Optics Express. 17, 19, p. 16654-16665

    Research output: Contribution to journal › Article › peer-review

  12. Published

    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 Oct 2009, In: Optics Express. 17, 22, p. 19727-19738

    Research output: Contribution to journal › Article › peer-review

  13. 2010
  14. Published

    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, p. 1-3. 3 p.

    Research output: Contribution to conference › Paper › peer-review

  15. Published

    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, p. 1-3. 3 p.

    Research output: Contribution to conference › Paper › peer-review

  16. Published

    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, p. 1-6. 6 p.

    Research output: Contribution to conference › Paper › peer-review

  17. Published

    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, p. 1-13. 13 p.

    Research output: Contribution to conference › Paper › peer-review

  18. Published

    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, p. 1-3. 3 p.

    Research output: Contribution to conference › Paper › peer-review

  19. Published

    Wavelength reused bidirectional adaptively modulated optical OFDM transmission in colourless WDM-PONs

    Wei, J. L., Hugues-Salas, E., Giddings, R. P., Jin, X. Q., Zheng, X. & Tang, J. M., 2010, p. 1-3. 3 p.

    Research output: Contribution to conference › Paper › peer-review

  20. Published

    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 Mar 2010, In: Optics Express. 18, 6, p. 5541-5555

    Research output: Contribution to journal › Article › peer-review

  21. Published

    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 Apr 2010, In: Optics Express. 18, 8, p. 8556-8573

    Research output: Contribution to journal › Article › peer-review

  22. Published

    Wavelength reused bidirectional transmission of adaptively modulated optical OFDM signals in WDM-PONs incorporating SOA and RSOA intensity modulators.

    Tang, J., Wei, J. L., Hugues-Salas, E., Giddings, R. P., Jin, X. Q., Zheng, X., Mansoor, S. P. & Tang, J. M., 10 May 2010, In: Optics Express. 18, 10, p. 9791-9808

    Research output: Contribution to journal › Article › peer-review

  23. Published

    Simple adaptively modulated optical OFDM modems using subcarrier modulation with input/output reconfigurability

    Zheng, X., Wei, J. L., Giddings, R. P. & Tang, J. M., Jun 2010, p. 1-8. 8 p.

    Research output: Contribution to conference › Paper › peer-review

  24. Published

    Wavelength reused bidirectional transmission of adaptively modulated optical OFDM signals in SOA/RSOA intensity modulator-based WDM-PONs

    Wei, J. L., Hugues-Salas, E., Giddings, R. P., Jin, X. Q., Zheng, X. & Tang, J. M., Jun 2010, p. 1-9. 9 p.

    Research output: Contribution to conference › Paper › peer-review

  25. Published

    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 Aug 2010, In: IEEE Photonics Journal. 2, 4, p. 532-542

    Research output: Contribution to journal › Article › peer-review

  26. Published

    Significant improvements in optical power budgets of real-time optical OFDM PON systems

    Wei, J. L., Sanchez, C., Giddings, R. P., Hugues-Salas, E. & Tang, J. M., Sept 2010, In: Optics Express. 18, 20, p. 20732-20745 14 p.

    Research output: Contribution to journal › Article › peer-review

  27. 2011
  28. Published

    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, In: IEEE Photonics Technology Letters. 23, 1, p. 51-53 3 p.

    Research output: Contribution to journal › Article › peer-review

  29. Published
  30. Published

    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, p. 1-3. 3 p.

    Research output: Contribution to conference › Paper › peer-review

  31. Published

    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, p. 1-3. 3 p.

    Research output: Contribution to conference › Paper › peer-review

  32. Published
  33. Published

    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, p. 1-3. 3 p.

    Research output: Contribution to conference › Paper › peer-review

  34. Published
  35. Published

    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 Jan 2011, In: Optics Express. 19, 3, p. 2831-2845

    Research output: Contribution to journal › Article › peer-review

  36. Published

    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 Feb 2011, In: Optics Express. 19, 4, p. 2979-2988

    Research output: Contribution to journal › Article › peer-review

  37. Published

    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 Jun 2011, In: IEEE Photonics Journal. 3, 3, p. 500-511

    Research output: Contribution to journal › Article › peer-review

  38. Published

    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 Oct 2011, In: Optics Express. 19, 21, p. 20557-20570

    Research output: Contribution to journal › Article › peer-review

  39. 2012
  40. Published

    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, p. 1-3. 3 p.

    Research output: Contribution to conference › Paper › peer-review

  41. Published

    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, p. 1-3. 3 p.

    Research output: Contribution to conference › Paper › peer-review

  42. Published

    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, In: Optics Express. 20, 19, p. 21089-21100 12 p.

    Research output: Contribution to journal › Article › peer-review

  43. Published

    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, p. 1-3. 3 p.

    Research output: Contribution to conference › Paper › peer-review

  44. Published

    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, p. 1-8. 8 p.

    Research output: Contribution to conference › Paper › peer-review

  45. Published

    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, p. 1-3. 3 p.

    Research output: Contribution to conference › Paper › peer-review

  46. Published

    Real-time optical OFDM and colorless OOFDMA PONs

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

    Research output: Contribution to conference › Paper › peer-review

  47. Published

    Wavelength-offset optical filtering induced power budget improvements in end-to-end real-time optical OFDM PON systems

    Wei, J. L., Hugues-Salas, E., Jin, X. Q., Giddings, R. P., Pierce, I., Ortega, B. & Tang, J. M., 2012, p. 1-3. 3 p.

    Research output: Contribution to conference › Paper › peer-review

  48. Published

    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 Feb 2012, In: IEEE Photonics Journal. 4, 1, p. 143-154

    Research output: Contribution to journal › Article › peer-review

  49. Published

    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 Aug 2012, In: Optics Express. 20, 18, p. 20666-20679

    Research output: Contribution to journal › Article › peer-review

  50. 2013
  51. Published

    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, In: IEEE Photonics Technology Letters. 25, 21, p. 2123-2125 3 p.

    Research output: Contribution to journal › Article › peer-review

  52. Published

    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, p. 1-3. 3 p.

    Research output: Contribution to conference › Paper › peer-review

  53. Published

    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, In: IEEE Journal of Optical Communications and Networking. 5, 10, A1-A11.

    Research output: Contribution to journal › Article › peer-review

  54. Published

    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, p. 1-3. 3 p.

    Research output: Contribution to conference › Paper › peer-review

  55. Published

    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, In: Optics Express. 21, 7, p. 9167-9179 13 p.

    Research output: Contribution to journal › Article › peer-review

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