Search Results - "Winzer, P."

Phase-conjugated twin waves for communication beyond the Kerr nonlinearity limit by Liu, Xiang, Chraplyvy, A. R., Winzer, P. J., Tkach, R. W., Chandrasekhar, S.

“…Kerr nonlinearity imposes a limit on the achievable transmission performance and capacity of optical fibre communication links. We show that the nonlinear…”
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448-Gb/s Reduced-Guard-Interval CO-OFDM Transmission Over 2000 km of Ultra-Large-Area Fiber and Five 80-GHz-Grid ROADMs by Xiang Liu, Chandrasekhar, S, Benyuan Zhu, Winzer, P J, Gnauck, A H, Peckham, D W

“…We propose a novel coherent optical orthogonal frequency-division multiplexing (CO-OFDM) scheme with reduced guard interval (RGI) for high-speed…”
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Spectrally Efficient Long-Haul Optical Networking Using 112-Gb/s Polarization-Multiplexed 16-QAM by Winzer, P.J., Gnauck, A.H., Doerr, C.R., Magarini, M., Buhl, L.L.

“…We discuss the generation, wavelength-division-multiplexed (WDM) long-haul transmission, and coherent detection of 112-Gb/s polarization-division-multiplexed…”
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Modal birefringence in weakly guiding fibers by Kogelnik, H., Winzer, P. J.

“…We examine wave propagation in few-mode and multimode fibers with a small index difference between core and cladding, where linearly polarized (LP) "modes"…”
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Fiber-Nonlinearity-Tolerant Superchannel Transmission via Nonlinear Noise Squeezing and Generalized Phase-Conjugated Twin Waves by Xiang Liu, Chandrasekhar, S., Winzer, P. J., Tkach, R. W., Chraplyvy, A. R.

“…We present fiber-nonlinearity-tolerant transmission of polarization-division multiplexed binary phase-shift keying (PDM-BPSK) through a nonlinear noise…”
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Spectrally Efficient Long-Haul WDM Transmission Using 224-Gb/s Polarization-Multiplexed 16-QAM by Gnauck, A H, Winzer, P J, Chandrasekhar, S, Liu, X, Zhu, B, Peckham, D W

“…We discuss the generation, wavelength-division-multiplexed (WDM) long-haul transmission, and coherent detection of 224-Gb/s polarization-division-multiplexed…”
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Advanced Modulation Formats for High-Capacity Optical Transport Networks by Winzer, P.J., Essiambre, R.-J.

“…Advanced optical modulation formats have become a key ingredient to the design of modern wavelength-division-multiplexed (WDM) optically routed networks. In…”
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1.12-Tb/s 32-QAM-OFDM superchannel with 8.6-b/s/Hz intrachannel spectral efficiency and space-division multiplexed transmission with 60-b/s/Hz aggregate spectral efficiency by Liu, Xiang, Chandrasekhar, S, Chen, X, Winzer, P J, Pan, Y, Taunay, T F, Zhu, B, Fishteyn, M, Yan, M F, Fini, J M, Monberg, E M, Dimarcello, F V

“…We demonstrate the generation of a 1.12-Tb/s superchannel based on coherent optical orthogonal frequency-division multiplexing with polarization-division…”
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M-ary pulse-position modulation and frequency-shift keying with additional polarization/phase modulation for high-sensitivity optical transmission by Liu, Xiang, Chandrasekhar, S, Wood, T H, Tkach, R W, Winzer, P J, Burrows, E C, Chraplyvy, A R

“…We present a new class of optical modulation formats based on the combination of m-ary pulse-position modulation (m-PPM) or m-ary frequency-shift keying (FSK)…”
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25.6-Tb/s WDM Transmission of Polarization-Multiplexed RZ-DQPSK Signals by Gnauck, A.H., Charlet, G., Tran, P., Winzer, P.J., Doerr, C.R., Centanni, J.C., Burrows, E.C., Kawanishi, T., Sakamoto, T., Higuma, K.

“…We demonstrate record 25.6-Tb/s transmission over 240 km using 160 WDM channels on a 50-GHz grid in the C+L bands. Each channel contains two…”
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Optical phase-shift-keyed transmission by Gnauck, A.H., Winzer, P.J.

“…Differential-phase-shift keying (DPSK) has recently been used to reach record distances in long-haul lightwave communication systems. This paper will review…”
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107-gb/s optical signal generation using electronic time-division multiplexing by Winzer, P.J., Raybon, G., Doerr, C.R., Duelk, M., Dorrer, C.

“…This paper reports the first optical transmitter implementations operating at a serial bit rate of 107 Gb/s using solely electronic time-division multiplexing…”
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Generation and 1,200-km transmission of 448-Gb/s ETDM 56-Gbaud PDM 16-QAM using a single I/Q modulator by Winzer, P J, Gnauck, A H, Chandrasekhar, S, Draving, S, Evangelista, J, Zhu, B

“…We generate 56-Gbaud PDM 16-QAM using electronic time-division multiplexing (ETDM) and a four-level-driven I/Q modulator. The 448-Gb/s line-rate signal is…”
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Generation of 1.024-Tb/s Nyquist-WDM phase-conjugated twin vector waves by a polarization-insensitive optical parametric amplifier for fiber-nonlinearity-tolerant transmission by Liu, Xiang, Hu, Hao, Chandrasekhar, S, Jopson, R M, Gnauck, A H, Dinu, M, Xie, C, Winzer, P J

“…We experimentally demonstrate the generation of 1.024-Tb/s Nyquist-WDM phase-conjugated vector twin waves (PCTWs), consisting of eight 128-Gb/s…”
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An Opto-Electronic Interferometer and Its Use in Subcarrier Add/Drop Multiplexing by Winzer, P. J.

“…Conventional interferometers split and recombine an optical signal after some limited optical processing in one or more of their interference paths. We study…”
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Monolithic InP Dual-Polarization and Dual-Quadrature Coherent Receiver by Doerr, C R, Zhang, L, Winzer, P J, Weimann, N, Houtsma, V, Hu, T, Sauer, N J, Buhl, L L, Neilson, D T, Chandrasekhar, S, Chen, Y K

“…We realized a monolithic dual-polarization dual-quadrature coherent receiver with balanced detection on InP using a single epitaxial step. It monolithically…”
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Scrambled coherent superposition for enhanced optical fiber communication in the nonlinear transmission regime by Liu, Xiang, Chandrasekhar, S, Winzer, P J, Chraplyvy, A R, Tkach, R W, Zhu, B, Taunay, T F, Fishteyn, M, DiGiovanni, D J

“…Coherent superposition of light waves has long been used in various fields of science, and recent advances in digital coherent detection and space-division…”
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Simple multichannel optical equalizer mitigating intersymbol interference for 40-Gb/s nonreturn-to-zero signals by Doerr, C.R., Chandrasekhar, S., Winzer, P.J., Chraplyvy, A.R., Gnauck, A.H., Stulz, L.W., Pafchek, R., Burrows, E.

“…We present a simple, silica waveguide optical equalizer that significantly mitigates intersymbol interference (ISI) impairments for many wavelength-division…”
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Digital coherent superposition for performance improvement of spatially multiplexed coherent optical OFDM superchannels by Liu, Xiang, Chandrasekhar, S, Gnauck, A H, Winzer, P J, Randel, S, Corteselli, S, Chraplyvy, A R, Tkach, R W, Zhu, B, Taunay, T F, Fishteyn, M

“…We demonstrate the use of digital coherent superposition to improve the performance of space-division-multiplexed (SDM) 676-Gb/s OFDM-16QAM superchannels,…”
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Fiber Capacity Limits With Optimized Ring Constellations by Freckmann, T., Essiambre, R.-J., Winzer, P.J., Foschini, G.J., Kramer, G.

“…In this letter, we calculate theoretical limits to fiber-optic transport capacity under the constraint of requiring the use of concentric multiring modulation…”
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