Dr Roger Giddings

Senior Lecturer in Optical Communications & DSP

  1. Article › Research › Peer-reviewed
  2. Published

    Robust and tunable 16.375Gb/s dual-band optical OFDM transmissions over directly modulated VCSEL-based 200m OM2 MMFs

    Tang, J., Deng, M. L., Jiang, N., Duan, X., Giddings, R. P., Yi, X. W., Cao, B. Y., Mansoor, S. P., Qiu, K. & Tang, J. M., 8 Jan 2015, In: Optics Express. 23, 1, p. 373-383

    Research output: Contribution to journalArticlepeer-review

  3. Published

    Robust real-time 15.125Gb/s adaptive optical OFDM transmissions over 100m OM2 MMFs utilizing directly modulated VCSELs subject to optical injection locking

    Tang, J., Zhang, H. B., Yi, X. W., Zhang, Q. W., Ling, Y., Deng, M. L., Hugues-Salas, E., Giddings, R. P., Hong, Y. & Tang, J. M., 13 Jan 2014, In: Optics Express. 22, 1, p. 1163

    Research output: Contribution to journalArticlepeer-review

  4. Published

    Self-seeding-based 10Gb/s over 25km optical OFDM transmissions utilizing face-to-face dual-RSOAs at gain saturation

    Deng, M., Ling, Y., Chen, X., Giddings, R., Hong, Y., Yi, X. W., Qiu, K. & Tang, J., 19 May 2014, In: Optics Express. 22, 10, p. 11954-11965

    Research output: Contribution to journalArticlepeer-review

  5. 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 journalArticlepeer-review

  6. 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 journalArticlepeer-review

  7. 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. 3752-3760

    Research output: Contribution to journalArticlepeer-review

  8. Published

    Stage-dependent minimum bit resolution maps of full-parallel pipelined FFT/IFFT architectures incorporated in real-time optical orthogonal frequency division multiplexing transceivers

    Tang, J., Zhang, J., Yuan, W., Wang, K., Cao, B., Giddings, R. P., Wang, M. & Tang, J. M., 27 Aug 2014, In: Journal of Engineering. 2014, p. 1-8

    Research output: Contribution to journalArticlepeer-review

  9. 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. 4792-4798

    Research output: Contribution to journalArticlepeer-review

  10. 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 - 5292

    Research output: Contribution to journalArticlepeer-review

  11. 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 journalArticlepeer-review

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