Search Results - "Penty, R. V."

Quantum key distribution without detector vulnerabilities using optically seeded lasers by Comandar, L. C., Lucamarini, M., Fröhlich, B., Dynes, J. F., Sharpe, A. W., Tam, S. W.-B., Yuan, Z. L., Penty, R. V., Shields, A. J.

“…Quantum cryptography immune from detector attacks is realized by the development of a source of indistinguishable laser pulses based on optically seeded…”
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Cambridge quantum network by Dynes, J. F., Wonfor, A., Tam, W. W. -S., Sharpe, A. W., Takahashi, R., Lucamarini, M., Plews, A., Yuan, Z. L., Dixon, A. R., Cho, J., Tanizawa, Y., Elbers, J. -P., Greißer, H., White, I. H., Penty, R. V., Shields, A. J.

“…Future-proofing current fibre networks with quantum key distribution (QKD) is an attractive approach to combat the ever growing breaches of data theft. To…”
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Coexistence of High-Bit-Rate Quantum Key Distribution and Data on Optical Fiber by Patel, K. A., Dynes, J. F., Choi, I., Sharpe, A. W., Dixon, A. R., Yuan, Z. L., Penty, R. V., Shields, A. J.

“…Quantum key distribution (QKD) uniquely allows the distribution of cryptographic keys with security verified by quantum mechanical limits. Both protocol…”
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Wireless Visible Light Communications Employing Feed-Forward Pre-Equalization and PAM-4 Modulation by Li, X., Bamiedakis, N., Guo, X., McKendry, J. J. D., Xie, E., Ferreira, R., Gu, E., Dawson, M. D., Penty, R. V., White, I. H.

“…In this paper, feed-forward pre-equalization in conjunction with a PAM modulation scheme are proposed for use in wireless visible light communication (VLC)…”
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Demonstration of the feasibility of large-port-count optical switching using a hybrid Mach-Zehnder interferometer-semiconductor optical amplifier switch module in a recirculating loop by Cheng, Q, Wonfor, A, Wei, J L, Penty, R V, White, I H

“…For what we believe is the first time, the feasibility of large-port-count nanosecond-reconfiguration-time optical switches is demonstrated using a hybrid…”
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Microwave Photonic Integrated Circuits for Millimeter-Wave Wireless Communications by Carpintero, G., Chitoui, M., van Dijk, F., Renaud, C. C., Wonfor, A., Bente, E. A. J. M., Penty, R. V., White, I. H, Seeds, A. J., Balakier, K., Yang, Z., Guzman, R. C., Corradi, A., Jimenez, A., Kervella, G., Fice, M. J., Lamponi, M.

“…This paper describes the advantages that the introduction of photonic integration technologies can bring to the development of photonic-enabled wireless…”
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Dual-Pumped Tellurite Fiber Amplifier and Tunable Laser Using Er ^ /Ce ^ Codoping Scheme by Jianji Dong, Wei, Y Q, Wonfor, A, Penty, R V, White, I H, Lousteau, J, Jose, G, Jha, A

“…We have demonstrated a high-performance Er 3+ /Ce 3+ codoped tellurite fiber amplifier and tunable fiber laser using a dual-pumping scheme. The short 22-cm Er…”
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A terabit capacity passive polymer optical backplane based on a  novel meshed waveguide architecture by Beals, J., Bamiedakis, N., Wonfor, A., Penty, R. V., White, I. H., DeGroot, J. V., Hueston, K., Clapp, T. V., Glick, M.

“…An optical backplane based on a meshed polymer waveguide architecture enabling high-speed board-to-board optical interconnection is presented. This planar…”
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Carrierless amplitude and phase modulation in wireless visible light communication systems by Bamiedakis, N, Penty, R V, White, I H

“…Visible light communications (VLCs) have attracted considerable interest in recent years owing to the potential to simultaneously achieve data transmission and…”
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Efficient decoy-state quantum key distribution with quantified security by Lucamarini, M, Patel, K A, Dynes, J F, Fröhlich, B, Sharpe, A W, Dixon, A R, Yuan, Z L, Penty, R V, Shields, A J

“…We analyse the finite-size security of the efficient Bennett-Brassard 1984 protocol implemented with decoy states and apply the results to a gigahertz-clocked…”
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18 Gchips/s Electronic CDMA for Low-Cost Optical Access Networks by Rosas-Fernandez, J.B., Ingham, J.D., Penty, R.V., White, I.H.

“…This paper reports, for the first time, the coding and decoding of code-division multiple-access (CDMA) signals for use in optical access networks using…”
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Quantum key distribution for 10 Gb/s dense wavelength division multiplexing networks by Patel, K. A., Dynes, J. F., Lucamarini, M., Choi, I., Sharpe, A. W., Yuan, Z. L., Penty, R. V., Shields, A. J.

“…We demonstrate quantum key distribution (QKD) with bidirectional 10 Gb/s classical data channels in a single fiber using dense wavelength division…”
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Linearisation Method of DML-Based Transmitters for Optical Communications Part III: Pulse Amplitude Modulation by Bamiedakis, N., Cunningham, D. G., Penty, R.V.

“…A new linearization method for optical transmitters based on directly modulated lasers (DMLs), named the Stretched A method, was proposed in Parts I and II of…”
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Quantum key distribution over multicore fiber by Dynes, J F, Kindness, S J, Tam, S W-B, Plews, A, Sharpe, A W, Lucamarini, M, Fröhlich, B, Yuan, Z L, Penty, R V, Shields, A J

“…We present the first quantum key distribution (QKD) experiment over multicore fiber. With space division multiplexing, we demonstrate that weak QKD signals can…”
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Room temperature single-photon detectors for high bit rate quantum key distribution by Comandar, L. C., Fröhlich, B., Lucamarini, M., Patel, K. A., Sharpe, A. W., Dynes, J. F., Yuan, Z. L., Penty, R. V., Shields, A. J.

“…We report room temperature operation of telecom wavelength single-photon detectors for high bit rate quantum key distribution (QKD). Room temperature operation…”
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Performance and Power Dissipation Comparisons Between 28 Gb/s NRZ, PAM, CAP and Optical OFDM Systems for Data Communication Applications by Wei, J. L., Ingham, J. D., Cunningham, D. G., Penty, R. V., White, I. H.

“…Theoretical investigations have been carried out to analyze and compare the link power budget and power dissipation of non-return-to-zero (NRZ), pulse…”
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Study of 100 Gigabit Ethernet Using Carrierless Amplitude/Phase Modulation and Optical OFDM by Wei, J. L., Cunningham, D. G., Penty, R. V., White, I. H.

“…For the first time, simulations have been performed to evaluate and compare the link power budget and power dissipation of 100 Gb/s carrierless amplitude and…”
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Large Port Count High-Speed Optical Switch Fabric for Use Within Datacenters [Invited] by Wonfor, A., Wang, H., Penty, R. V., White, I. H.

“…This paper reviews advances in the technology of integrated semiconductor optical amplifier based photonic switch fabrics, with particular emphasis on their…”
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Wavelength conversion using semiconductor optical amplifiers by Asghari, M., White, I.H., Penty, R.V.

“…This paper reports a detailed theoretical study of the dynamics of wavelength conversion using cross-gain and cross-phase modulation in semiconductor optical…”
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Toward terabit-per-second capacities over multimode fiber links using SCM/WDM techniques by Tyler, E.J., Kourtessis, P., Webster, M., Rochart, E., Quinlan, T., Dudley, S.E.M., Walker, S.D., Penty, R.V., White, I.H.

“…This paper outlines the progress made on the use of subcarrier multiplexing (SCM) for high-speed datacommunications links over multimode fiber. Results include…”
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