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• 2019

  Distributed Pumping Architecture to Improve the Noise Performance of Broadband Discrete Raman Amplifier

  Iqbal, M. A., Krzczanowicz, L., Philips, I. D., Harper, P. & Forysiak, W., 22 Apr 2019, 2019 Optical Fiber Communications Conference and Exhibition, OFC 2019 - Proceedings. Optical Society of America, 8696365

  Research output: Chapter in Book/Report/Conference proceeding › Conference publication

  • quadrature phase shift keying
  • Quadrature phase shift keying
  • Noise figure
  • Wavelength
  • pumping

• Distributed Raman Amplification Design for Fibre Nonlinearity Compensation with Mid-Link Optical Phase Conjugation

  Tan, M., Al-khateeb, M. A. Z., Zhang, T., Harper, P. & Ellis, A. D., 19 Sep 2019, 21st International Conference on Transparent Optical Networks, ICTON 2019. IEEE, Vol. 2019-July. 8840568. (2019 21st International Conference on Transparent Optical Networks (ICTON)).

  Research output: Chapter in Book/Report/Conference proceeding › Conference publication

  • Optical phase conjugation
  • Amplification
  • Compensation and Redress
  • Fibers

• Linear and Nonlinear Noise Characterisation of Dual Stage Broadband Discrete Raman Amplifiers

  Iqbal, M. A., Al-Khateeb, M. A. Z., Krzczanowicz, L., Phillips, I. D., Harper, P. & Forysiak, W., 15 Jul 2019, In: Journal of Lightwave Technology. 37, 14, p. 3679-3688 10 p., 8723646.

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

  Open Access

  File

  • amplifiers
  • broadband
  • characterization
  • fibers
  • signal to noise ratios

• Noise Performance Improvement of Broadband Discrete Raman Amplifiers Using Dual Stage Distributed Pumping Architecture

  Iqbal, M. A., Krzczanowicz, L., Philips, I. D., Harper, P. & Forysiak, W., 15 Jul 2019, In: Journal of Lightwave Technology. 37, 14, p. 3665-3671 7 p., 8723558.

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

  • pumping
  • amplifiers
  • broadband
  • performance
  • quadrature phase shift keying

• Performance characterization of broadband discrete Raman amplifier with high capacity transmission formats

  Krzczanowicz, L., Iqbal, M. A., Phillips, I., Harper, P. & Forysiak, W., 5 Nov 2019, 2019 Asia Communications and Photonics Conference, ACP 2019 - Proceedings. Optical Society of America, M3B.2. (Asia Communications and Photonics Conference, ACP; vol. 2019-November).

  Research output: Chapter in Book/Report/Conference proceeding › Conference publication

  • Quadrature amplitude modulation
  • Wavelength division multiplexing

• Performance Estimation of Discrete Raman Amplification within Broadband Optical Networks

  Krzczanowicz, L., Al-khateeb, M. A. Z., Iqbal, M. A., Phillips, I., Harper, P. & Forysiak, W., 22 Apr 2019, 2019 Optical Fiber Communications Conference and Exhibition, OFC 2019 - Proceedings. Optical Society of America, 8696796

  Research output: Chapter in Book/Report/Conference proceeding › Conference publication

  • Erbium doped fiber amplifiers
  • Broadband networks
  • penalties
  • Fiber optic networks
  • Amplification

• Recent Advances in Discrete Raman Amplifiers and their Applications to Wideband Optical Networks

  Krzczanowicz, L., Iqbal, M. A., Al-khateeb, M. A. Z., Phillips, I. D., Harper, P. & Forysiak, W., 19 Sep 2019, 21st International Conference on Transparent Optical Networks, ICTON 2019. IEEE, Vol. 2019-July. 8840021. (2019 21st International Conference on Transparent Optical Networks (ICTON)).

  Research output: Chapter in Book/Report/Conference proceeding › Conference publication

  • Broadband networks
  • Fiber optic networks
  • Erbium doped fiber amplifiers
  • Fibers
• 2018

  Analysis of the nonlinear Kerr effects in optical transmission systems that deploy optical phase conjugation

  Al-Khateeb, M., Iqbal, M. A., Tan, M., Ali, A., McCarthy, M. E., Harper, P. & Ellis, A. D., 29 Jan 2018, In: Optics Express. 26, 3

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

  Open Access

  File

  • phase conjugation
  • Kerr effects
  • compensators
  • nonlinearity

• Characterisation of Linear and Nonlinear Noise of a Dual-Stage Broadband Discrete Raman Amplifier

  Iqbal, M. A., Krzczanowicz, L., Al-Khateeb, M., Phillips, I. D., Tan, M., Harper, P. & Forysiak, W., 15 Nov 2018, 2018 European Conference on Optical Communication (ECOC). IEEE

  Research output: Chapter in Book/Report/Conference proceeding › Conference publication

  Open Access

  File

  • amplifiers
  • broadband
  • characterization
  • configurations
  • performance

• Digital Back-Propagation Performance in Wideband Optical Fibre Transmission Systems

  Galdino, L., Saavedra Mondaca, G., Semrau, D., Elson, D. J., Lavery, D., Tan, M., Iqbal, M. A., Harper, P., Killey, R. I. & Bayvel, P., 26 Apr 2018, 2017 European Conference on Optical Communication (ECOC). IEEE

  Research output: Chapter in Book/Report/Conference proceeding › Conference publication

  • Optical fibers
  • Backpropagation
  • Bandwidth

• Enhanced Long-haul Transmission Using Forward Propagated Broadband First Order Raman Pump

  Iqbal, M. A., Tan, M. & Harper, P., 26 Apr 2018, 2017 European Conference on Optical Communication (ECOC). IEEE

  Research output: Chapter in Book/Report/Conference proceeding › Conference publication

  • pumps
  • broadband
  • aeroservoelasticity
  • quadrature phase shift keying
  • penalties

• Enhanced Transmission Performance Using Backward-Propagated Broadband ASE Pump

  Iqbal, M. A., Tan, M. & Harper, P., 30 Mar 2018, In: IEEE Photonics Technology Letters. p. 1-1

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

  Open Access

  File

  • aeroservoelasticity
  • Pumps
  • pumps
  • broadband
  • Semiconductor lasers

• Evaluation of RIN Mitigated Dual Order Bidirectional Distributed Raman Amplification Using a Broadband First Order Forward Pump

  Iqbal, M. A., Tan, M. & Harper, P., 26 Apr 2018, 2017 European Conference on Optical Communication (ECOC). IEEE

  Research output: Chapter in Book/Report/Conference proceeding › Conference publication

  • Amplification
  • Pumps
  • Quadrature phase shift keying
  • Wavelength division multiplexing

• Experimental demonstration of 72% reach enhancement of 3.6Tbps optical transmission system using mid-link Optical Phase Conjugation

  Al-Khateeb, M., Tan, M., Iqbal, M., Ali, A., McCarthy, M. E., Harper, P. & Ellis, A. D., 31 Aug 2018, In: Optics Express. 26, 18, p. 23960-23968

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

  Open Access

  File

  • phase conjugation
  • augmentation
  • quadrature phase shift keying
  • performance
  • nonlinearity

• Improved design of ultra-wideband discrete raman amplifier with low noise and high gain

  Iqbal, M. A., Harper, P. & Forysiak, W., 5 Jul 2018, Nonlinear Photonics, NP 2018. Optical Society of America, Vol. Part F108-NP 2018.

  Research output: Chapter in Book/Report/Conference proceeding › Conference publication

  • Low noise amplifiers
  • Ultra-wideband (UWB)
  • Noise figure
  • Bandwidth

• Inter-channel Stimulated Raman Scattering and its Impact in Wideband Transmission Systems

  Saavedra, G., Semrau, D., Tan, M., Iqbal, M. A., Elson, D. J., Galdino, L., Harper, P., Killey, R. I. & Bayvel, P., 15 Mar 2018, Optical Fiber Communication Conference 2018. Optical Society of America, p. Th1C.3

  Research output: Chapter in Book/Report/Conference proceeding › Conference publication

  • Raman spectra
  • broadband
  • modulation

• Low penalty, dual stage, broadband discrete Raman amplifier for high capacity WDM metro networks

  Krzczanowicz, L., Iqbal, M. A., Phillips, I., Tan, M., Skvortcov, P., Harper, P. & Forysiak, W., 15 Mar 2018, Optical Fiber Communication Conference 2018. Optical Society of America, p. W3D.3

  Research output: Chapter in Book/Report/Conference proceeding › Conference publication

  Open Access

  File

  • Quadrature phase shift keying
  • Wavelength division multiplexing
  • Amplification
  • Fibers

• Low transmission penalty dual-stage broadband discrete Raman amplifier

  Krzczanowicz, L., Iqbal, M. A., Phillips, I. D., Tan, M., Skvortcov, P., Harper, P. & Forysiak, W., 8 Mar 2018, In: Optics Express. 26, 6, p. 7091-7097

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

  Open Access

  File

  • penalties
  • amplifiers
  • broadband
  • quadrature phase shift keying
  • nonlinearity

• Nonlinear Noise of Low Transmission Penalty Dual-Stage Discrete Raman Amplifier

  Krzczanowicz, L., Iqbal, M. A., Phillips, I. D., Al-Khateeb, M., Tan, M., Harper, P. & Forysiak, W., 20 Nov 2018, In: IEEE Photonics Technology Letters. 30, 23, p. 2076 - 2079

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

  Open Access

  File

  • penalties
  • amplifiers
  • Fibers
  • fibers
  • quadrature phase shift keying

• On the Mitigation of RIN Transfer and Transmission Performance Improvement in Bidirectional Distributed Raman Amplifiers

  Iqbal, M. A., Tan, M. & Harper, P., 23 Mar 2018, In: Journal of Lightwave Technology. p. 1-1

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

  Open Access

  File

  • noise intensity
  • amplifiers
  • pumps
  • pumping
  • performance

• RIN Transfer Mitigation Technique Using Broadband Incoherent Pump in Distributed Raman Amplified Transmission Systems

  Iqbal, M. A., Tan, M. & Harper, P., 27 Sep 2018, 2018 20th International Conference on Transparent Optical Networks (ICTON). IEEE, 8473635. (2018 20th International Conference on Transparent Optical Networks (ICTON)).

  Research output: Chapter in Book/Report/Conference proceeding › Conference publication

  Open Access

  File

  • Pumps
  • Quadrature phase shift keying
  • Wavelength division multiplexing

• Transmission Performance Improvement Using Broadband Incoherent Counter-Pumped Distributed Raman Amplification

  Iqbal, M. A., Harper, P. & Tan, M., 15 Mar 2018, Optical Fiber Communication Conference 2018. Optical Society of America, p. Th1C.2

  Research output: Chapter in Book/Report/Conference proceeding › Conference publication

  Open Access

  File

  • Amplification
  • Pumps
• 2017

  Experimental Analysis of Nonlinear Impairments in Fibre Optic Transmission Systems up to 7.3 THz

  Saavedra Mondaca, G., Tan, M., Elson, D. J., Galdino, L., Semrau, D., Iqbal, M. A., Phillips, I. D., Harper, P., MacSuibhne, N., Ellis, A. D., Lavery, D., Thomsen, B. C., Killey, R. I. & Bayvel, P., 5 Oct 2017, In: Journal of Lightwave Technology. 35, 21, p. 4809 - 4816

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

  Open Access

  File

  • impairment
  • fiber optics
  • bandwidth
  • interference
  • quadrature amplitude modulation

• Experimental investigation of nonlinear signal distortions in ultra-wideband transmission systems

  Saavedra, G., Tan, M., Elson, D. J., Galdino, L., Semrau, D., Iqbal, M. A., Phillips, I., Harper, P., MacSuibhne, N., Ellis, A., Lavery, D., Thomsen, B. C., Killey, R. & Bayvel, P., 23 Mar 2017, Optical Fiber Communication Conference 2017. Optical Society of America

  Research output: Chapter in Book/Report/Conference proceeding › Conference publication

  • signal distortion
  • Signal distortion
  • Nonlinear distortion
  • Ultra-wideband (UWB)
  • broadband

• Four wave mixing in distributed Raman amplified optical transmission systems

  Al-Khateeb, M. A. Z., Tan, M., Iqbal, M. A., McCarthy, M., Harper, P. & Ellis, A. D., 23 Jan 2017, 2016 IEEE Photonics Conference, IPC. IEEE, p. 795-796 2 p. ThB1.1

  Research output: Chapter in Book/Report/Conference proceeding › Conference publication

  • pumping
  • prediction

• High gain, flattened, discrete raman fiber amplifier and its transmission performance

  El-Taher, A., Tan, M., Iqbal, M. A., Krzczanowicz, L., Phillips, I. D., Forysiak, W. & Harper, P., 29 Jun 2017, The European Conference on Lasers and Electro-Optics, CLEO_Europe 2017. Optical Society of America, Vol. Part F82-CLEO_Europe 2017.

  Research output: Chapter in Book/Report/Conference proceeding › Conference publication

  • Fiber amplifiers
  • Pumps
  • Fibers
  • Erbium doped fiber amplifiers
  • Wavelength

• Hybrid discrete Raman/EDFA design for broadband optical amplification in metro WDM systems

  Krzczanowicz, L., Phillips, I., Iqbal, M. A., Tan, M., Harper, P. & Forysiak, W., 4 Sep 2017, ICTON 2017 - 19th International Conference on Transparent Optical Networks. IEEE, p. 1-4 4 p. 8025083

  Research output: Chapter in Book/Report/Conference proceeding › Conference publication

  Open Access

  File

  • Erbium doped fiber amplifiers
  • Wavelength division multiplexing
  • Amplification
  • Erbium
  • Fibers

• In-line and cascaded DWDM transmission using a 15dB net-gain polarization-insensitive fiber optical parametric amplifier

  Stephens, M. F. C., Tan, M., Gordienko, V., Harper, P. & Doran, N. J., 25 Sep 2017, In: Optics Express. 25, 20, p. 24312-24325

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

  Open Access

  File

  • parametric amplifiers
  • light amplifiers
  • fibers
  • polarization
  • division

• Mitigating RIN-penalty to enhance the transmission performance in distributed Raman amplification system

  Tan, M., Iqbal, M. A., Turitsyn, S. K. & Harper, P., 17 Nov 2017, 2017 Opto-Electronics and Communications Conference, OECC 2017 and Photonics Global Conference, PGC 2017. IEEE, Vol. 2017-November. p. 1-3 3 p. (2017 Opto-Electronics and Communications Conference (OECC) and Photonics Global Conference (PGC)).

  Research output: Chapter in Book/Report/Conference proceeding › Conference publication

  Open Access

  File

  • Noise abatement
  • Amplification

• Noise and transmission performance improvement of broadband distributed Raman amplifier using bidirectional Raman pumping with dual order co-pumps

  Iqbal, M. A., Tan, M., Krzczanowicz, L., El-Taher, A., Forysiak, W., Ania-Castañón, J. D. & Harper, P., 24 Oct 2017, In: Optics Express. 25, 22, p. 27533-27542 10 p.

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

  Open Access

  File

  • pumping
  • amplifiers
  • pumps
  • broadband
  • performance

• Optimal balance of RIN and ASE impairments in ultra-long raman laser amplified 10 × 30 GBaud DP-QPSK transmission

  Gallazzi, F., Rizzelli, G., Iqbal, M. A., Tan, M., Harper, P. & Ania-Castaño´n, J. D., 29 Jun 2017, The European Conference on Lasers and Electro-Optics, CLEO_Europe 2017. Optical Society of America, Vol. Part F82-CLEO_Europe 2017.

  Research output: Chapter in Book/Report/Conference proceeding › Conference publication

  • Fiber lasers
  • Quadrature phase shift keying
  • Pumping (laser)
  • Pumps
  • Lasers

• Performance characterization of high gain, high output power and low noise cascaded broadband discrete Raman amplifiers

  Iqbal, M. A., Tan, M., Krzczanowicz, L., Skvortcov, P., El-Taher, A., Philips, I. D., Forysiak, W., Ania-Castanon, J. D. & Harper, P., 4 Sep 2017, ICTON 2017 - 19th International Conference on Transparent Optical Networks. IEEE, 8025082

  Research output: Chapter in Book/Report/Conference proceeding › Conference publication

  Open Access

  File

  • Fibers
  • Noise figure

• Performance optimization in ultra-long Raman laser amplified 10x30 GBaud DP-QPSK transmission: Balancing RIN and ASE noise

  Gallazzi, F., Rizzelli, G., Iqbal, M. A., Tan, M., Harper, P. & Ania-Castañón, J. D., 24 Aug 2017, In: Optics Express. 25, 18, p. 21454-21459 6 p.

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

  Open Access

  File

  • aeroservoelasticity
  • Raman lasers
  • quadrature phase shift keying
  • optimization
  • pumps

• Raman fibre laser based amplification in long-haul/unrepeatered coherent transmission systems

  Tan, M., Rosa, P., Iqbal, M. A., Le, S. T., Phillips, I. D., Turitsyn, S. K. & Harper, P., 4 Sep 2017, ICTON 2017 - 19th International Conference on Transparent Optical Networks. IEEE, 8025050

  Research output: Chapter in Book/Report/Conference proceeding › Conference publication

  Open Access

  File

  • Fiber lasers
  • Amplification
  • Distributed feedback lasers
  • Fiber Bragg gratings
  • Quadrature phase shift keying

• RIN and transmission performance improvement using second order and broadband first order forward Raman pumping

  Iqbal, M. A., Tan, M., El-Taher, A. & Harper, P., 17 Nov 2017, 2017 Opto-Electronics and Communications Conference, OECC 2017 and Photonics Global Conference, PGC 2017. IEEE, Vol. 2017-November. p. 1-4 4 p. (2017 Opto-Electronics and Communications Conference (OECC) and Photonics Global Conference (PGC)).

  Research output: Chapter in Book/Report/Conference proceeding › Conference publication

  Open Access

  File

  • Pumps
  • Amplification

• RIN Mitigation and Transmission Performance Enhancement with Forward Broadband Pump

  Tan, M., Rosa, P., Le, S. T., Dvoyrin, V. V., Iqbal, M. A., Sugavanam, S., Turitsyn, S. K. & Harper, P., 16 Dec 2017, In: IEEE Photonics Technology Letters. p. 1-1

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

  Open Access

  File

  • Pumps
  • pumps
  • broadband
  • augmentation
  • Lasers

• RIN-penalty mitigation and transmission performance improvement using forward propagated broadband first order Raman pump

  Tan, M., Iqbal, M. A., Krzczanowicz, L., Phillips, I. D., El-Taher, A., Forysiak, W. & Harper, P., 17 Nov 2017, 2017 Opto-Electronics and Communications Conference, OECC 2017 and Photonics Global Conference, PGC 2017. IEEE, Vol. 2017-November. p. 1-3 3 p. (2017 Opto-Electronics and Communications Conference (OECC) and Photonics Global Conference (PGC)).

  Research output: Chapter in Book/Report/Conference proceeding › Conference publication

  Open Access

  File

  • Pumps
  • Quadrature phase shift keying
  • Wavelength division multiplexing
  • Amplification

• RIN reduction technique for dual order forward pumped distributed Raman amplification

  Iqbal, M. A., Tan, M. & Harper, P., 29 Jul 2017, The European Conference on Lasers and Electro-Optics, CLEO_Europe 2017. Optical Society of America, Vol. Part F82-CLEO_Europe 2017.

  Research output: Chapter in Book/Report/Conference proceeding › Conference publication

  • Seed
  • Noise abatement
  • Amplification
  • Signal to noise ratio
  • Pumps

• Ultralong Raman fiber lasers and their applications

  Ania-Castañón, J. D. & Harper, P., Apr 2017, Shaping light in nonlinear optical fibers. Boscolo, S. & Finot, C. (eds.). Chichester (UK): Wiley, p. 435-460 26 p.

  Research output: Chapter in Book/Report/Conference proceeding › Chapter (peer-reviewed) › peer-review
• 2015

  Characterisation of random DFB Raman laser amplifier for WDM transmission

  Rosa, P., Rizzelli, G., Tan, M., Harper, P. & Ania-Castañón, J. D., 23 Oct 2015, In: Optics Express. 23, 22, p. 28634-28639 6 p.

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

  Open Access

  File

  • Raman lasers
  • amplifiers
  • impairment
  • characterization
  • fiber lasers

• Enhanced superchannel transmission using phase conjugation

  Ellis, A. D., Phillips, I. D., Tan, M., Stephens, M. F. C., McCarthy, M. E., Al Kahteeb, M. A. Z., Iqbal, M. A., Perentos, A., Fabbri, S., Gordienko, V., Lavery, D., Liga, G., Saavedra, M. G., Maher, R., Sygletos, S., Harper, P., Doran, N. J., Bayvel, P. & Turitsyn, S. K., 2015, European Conference on Optical Communication, ECOC. IEEE, 3 p.

  Research output: Chapter in Book/Report/Conference proceeding › Conference publication

  Open Access

  File

  • Optical phase conjugation
  • Polarization

• Evaluation of 100G DP-QPSK long-haul transmission performance using second order co-pumped Raman laser based amplification

  Tan, M., Rosa, P., Le, T. S., Phillips, I. D. & Harper, P., 14 Aug 2015, In: Optics Express. 23, 17, p. 22181-22189 9 p.

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

  Open Access

  File

  • Raman lasers
  • quadrature phase shift keying
  • pumping
  • evaluation
  • penalties

• Extended reach of 116 Gb/s DP-QPSK transmission using random DFB fiber laser based Raman amplification and bidirectional second-order pumping

  Tan, M., Rosa, P., Phillips, I. & Harper, P., 2015, Optical Fiber Communication Conference 2015. Optical Society of America, paper W4E.1. (OSA technical digest).

  Research output: Chapter in Book/Report/Conference proceeding › Conference publication

  • Pumping (laser)
  • Distributed feedback lasers
  • Fiber lasers
  • quadrature phase shift keying
  • Quadrature phase shift keying

• Fibre optical parametric amplifier incorporating a Raman-pump for reduced four-wave mixing crosstalk

  Stephens, M. F., Phillips, I. D., Harper, P. & Doran, N. J., 2015, The European Conference on Lasers and Electro-Optics 2015. Optical Society of America, 1 p. CI_P_5

  Research output: Chapter in Book/Report/Conference proceeding › Conference publication

• Improved WDM performance of a fibre optical parametric amplifier using Raman-assisted pumping

  Stephens, M. F. C., Phillips, I. D., Rosa, P., Harper, P. & Doran, N. J., 14 Jan 2015, In: Optics Express. 23, 2, p. 902-911 10 p.

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

  Open Access

  • parametric amplifiers
  • light amplifiers
  • pumping
  • fibers
  • performance

• Modified nonlinear inverse synthesis for optical links with distributed Raman amplification

  Le, S. T., Prilepsky, J. E., Kamalian, M., Rosa, P., Tan, M., Ania-Castañón, J. D., Harper, P. & Turitsyn, S. K., 30 Nov 2015, European Conference on Optical Communication, ECOC. IEEE, 3 p. 0257

  Research output: Chapter in Book/Report/Conference proceeding › Conference publication

  • Optical links
  • Amplification
  • Digital signal processing

• RIN mitigation in second-order pumped Raman fibre laser based amplification

  Tan, M., Rosa, P., Iqbal, M. A., Phillips, I., Nuño, J., Ania-Castañón, J. D. & Harper, P., 2015, Asia Communications and Photonics Conference 2015. Optical Society of America, paper AM2E.6. (OSA Technical Digest).

  Research output: Chapter in Book/Report/Conference proceeding › Conference publication

  • Fiber lasers
  • Amplification

• The impact of pump phase-modulation and filtering on WDM signals in a fibre optical parametric amplifier

  Stephens, M. F. C., Redyuk, A., Sygletos, S., Phillips, I., Harper, P., Blow, K. & Doran, N., 2015, Proceedings of Optical Fiber Communication Conference, 22–26 March 2015, Los Angeles, California, United States. Optical Society of America, paper W2A.43. (OSA technical digest).

  Research output: Chapter in Book/Report/Conference proceeding › Conference publication

  • Optical parametric amplifiers
  • Phase modulation
  • Wavelength division multiplexing
  • parametric amplifiers
  • light amplifiers

• Unrepeatered DP-QPSK transmission over 352.8 km SMF using random DFB fiber laser amplification

  Rosa, P., Tan, M., Le, S. T., Philips, I. D., Ania-Castañón, J. D., Sygletos, S. & Harper, P., 1 Jun 2015, In: IEEE Photonics Technology Letters. 27, 11, p. 1189-1192 4 p.

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

  Open Access

  File

  • Distributed feedback lasers
  • Fiber lasers
  • Fiber Bragg gratings
  • quadrature phase shift keying
  • Quadrature phase shift keying

• Unrepeatered Nyquist PDM-16QAM transmission over 364  km using Raman amplification and multi-channel digital back-propagation

  Galdino, L., Tan, M., Lavery, D., Rosa, P., Maher, R., Phillips, I. D., Ania Castañón, J. D., Harper, P., Killey, R. I., Thomsen, B. C., Makovejs, S. & Bayvel, P., 19 Jun 2015, In: Optics Letters. 40, 13, p. 3025-3028 3 p.

  Research output: Contribution to journal › Letter, comment or opinion › peer-review

  • pulse duration modulation
  • nonlinearity
  • optical fibers
  • bandwidth
  • interference