Search Results - "Gnauck, A."

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…”
Get full text

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…”
Get full text

Mode-multiplexed transmission over conventional graded-index multimode fibers by Ryf, R, Fontaine, N K, Chen, H, Guan, B, Huang, B, Esmaeelpour, M, Gnauck, A H, Randel, S, Yoo, S J B, Koonen, A M J, Shubochkin, R, Sun, Y, Lingle, Jr, R

“…We present experimental results for combined mode-multiplexed and wavelength multiplexed transmission over conventional graded-index multimode fibers. We use…”
Get full text

Parametric Amplification, Wavelength Conversion, and Phase Conjugation of a 2.048-Tbit/s WDM PDM 16-QAM Signal by Hao Hu, Jopson, R. M., Gnauck, A. H., Dinu, M., Chandrasekhar, S., Chongjin Xie, Randel, Sebastian

“…We demonstrate polarization-independent parametric amplification of a 2.048-Tbit/s 8-WDM PDM 16-QAM signal and simultaneous wavelength conversion and phase…”
Get full text

Assessing resilience in long-term ecological data sets by Müller, F., Bergmann, M., Dannowski, R., Dippner, J.W., Gnauck, A., Haase, P., Jochimsen, Marc C., Kasprzak, P., Kröncke, I., Kümmerlin, R., Küster, M., Lischeid, G., Meesenburg, H., Merz, C., Millat, G., Müller, J., Padisák, J., Schimming, C.G., Schubert, H., Schult, M., Selmeczy, G., Shatwell, T., Stoll, S., Schwabe, M., Soltwedel, T., Straile, D., Theuerkauf, M.

“…•The occurrence of resilience strongly coincides with short-term dynamics.•Adaptability is found mainly in long-term data sets.•In all case studies several…”
Get full text

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…”
Get full text

4 × 40-Gb/s TWDM PON downstream transmission over 42 km and 64-way power split using optical duobinary signals and an APD-based receiver by Gnauck, A, Iannone, P, van Veen, D, Houtsma, V

“…We demonstrate downstream transmission of a four-channel 40-Gb/s-per-channel time- and wavelength-division-multiplexed PON over a 42-km, 64-split fiber plant…”
Get full text

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…”
Get full text

Wavelength-selective switch with direct few mode fiber integration by Marom, D M, Dunayevsky, J, Sinefeld, D, Blau, M, Ryf, R, Fontaine, N K, Montoliu, M, Randel, S, Liu, C, Ercan, B, Esmaeelpour, M, Chandrasekhar, S, Gnauck, A H, Leon-Saval, S G, Bland-Hawthorn, J, Salazar-Gil, J R, Sun, Y, Grüner-Nielsen, L, Lingle, R

“…The first realization of a wavelength-selective switch (WSS) with direct integration of few mode fibers (FMF) is fully described. The free-space optics FMF-WSS…”
Get full text

100-Gb/s DQPSK Transmission: From Laboratory Experiments to Field Trials by Winzer, P.J., Raybon, G., Haoyu Song, Adamiecki, A., Corteselli, S., Gnauck, A.H., Fishman, D.A., Doerr, C.R., Chandrasekhar, S., Buhl, L.L., Xia, T.J., Wellbrock, G., Lee, W., Basch, B., Kawanishi, T., Higuma, K., Painchaud, Y.

“…We discuss the generation, detection, and long-haul transmission of single-polarization differential quadrature phase shift keying (DQPSK) signals at a line…”
Get full text

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…”
Get full text

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…”
Get full text

Demonstration of 42.7-Gb/s DPSK receiver with 45 photons/bit sensitivity by Gnauck, A.H., Chandrasekhar, S., Leuthold, J., Stulz, L.

“…A record sensitivity of -36.2 dBm at 1552.5-nm wavelength (45 photons/bit) is reported for an optically preamplified receiver operating at 42.7 Gb/s. The…”
Get full text

Demonstration of low-noise frequency conversion by bragg scattering in a fiber by Gnauck, A H, Jopson, R M, McKinstrie, C J, Centanni, J C, Radic, S

“…We experimentally examine the noise properties of a two-pump optical parametric amplifier when converting frequencies using the Bragg-scattering (BS) and…”
Get full text

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…”
Get full text

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,…”
Get full text

Experimental investigation of the performance limitation of DPSK systems due to nonlinear phase noise by Hoon Kim, Gnauck, A.H.

“…It is known that amplitude fluctuations caused by amplified spontaneous emission noise can be converted into phase noise by Kerr nonlinearity, and this…”
Get full text

Hybrid 10/40-G transmission on a 50-GHz grid through 2800 km of SSMF and seven optical add-drops by Gnauck, A.H., Winzer, P.J., Chandrasekhar, S.

“…We experimentally demonstrate copolarized 42.7-Gb/s return-to-zero (RZ) differential quadrature phase-shift keying and 10.7-Gb/s RZ on-off keying…”
Get full text

High spectral density long-haul 40-Gb/s transmission using CSRZ-DPSK format by Zhu, B., Nelson, L.E., Stulz, S., Gnauck, A.H., Doerr, C., Leuthold, J., Gruner-Nielsen, L., Pedersen, M.O., Kim, J., Lingle, R.L.

“…This paper presents an experimental investigation of 40-Gb/s DWDM transmission technologies that can potentially transport multiple terabits of aggregate…”
Get full text

Comparison of modulation formats for 42.7-gb/s single-channel transmission through 1980 km of SSMF by Gnauck, A.H., Liu, X., Wei, X., Gill, D.M., Burrows, E.C.

“…We experimentally compare nonreturn-to-zero and return-to-zero on-off keying with a number of recently proposed modulation formats for 1980-km 42.7-Gb/s…”
Get full text