IMS shared streaming video

  • Gaglianello R.
  • Liu D.

This paper describes the design, architecture and implementation of an IP Multimedia Subsystem (IMS) shared streaming video (SSV) application that executes within the framework of the Lucent Techologies' 3rd Generation Partnership Project (3GPP) IMS services architecture. IMS being only one of several standards for creating applications, we will use the ...

The development of the wireless intelligent network (WIN) and its relation to the international intelligent network standards

  • Faynberg I.
  • Gabuzda L.
  • Jacobson T.
  • Lu H.

This paper summarizes the current International Telecommunication Union — Telecommunication Standardization Sector (ITU-T) intelligent network (IN) standards in the context of the wireless intelligent network (WIN) and relevant parts of the ANSI-41 family of standards developed in the United States. In addition, this paper outlines the concepts on which the ...

A small experimental code to accompany an accepted paper

  • Ajwani D.
  • Nicholson P.
  • Parthasarathy S.
  • Sala A.
  • Sun J.

This is an experimental code that will accompany our paper, accepted in WebScience Conference. The paper describes techniques to break cycles in graphs that model hierarchical relationships. It is mostly developed by our university collaborator Jiankai Sun.

Optimized Regenerator Placement in Elastic Optical Networks

  • Morea A.
  • Zami T.

This paper illustrates the relevance of specific allocation of flexible opto-electronic regeneration for ultimate spectral efficiency in the core elastic WDM networks: up to 2.5 times more traffic can be transported with sophisticated regeneration strategies versus basic 100Gb/s routing.

Investigations of 5G Multiple Radio Access Technology Performance and Resource Selection Behavior

  • Gebert J.
  • Prof. Dr.-Ing. Shun-Ping Chen

A basic simulation platform is presented in this paper for investigations of 5G Multiple Radio Access Technology (M-RAT) Performance and Resource Allocation Behavior by considering the mixture of new radio network technology aspects and decision criteria.

Distributed Entity Disambiguation with Per-Mention Learning

  • Ajwani D.
  • Mai T.
  • Nicholson P.
  • Sala A.
  • Shi B.

Entity disambiguation, or mapping a phrase to its canonical representation in a knowledge base, is a fundamental step in many natural language processing applications. Existing techniques based on global ranking models fail to capture the individual peculiarities of the words and hence, struggle to meet the accuracy-time requirements of many ...

Hybrid III-V / Silicon Laser with Integrated Silicon Athermal Wavelength Locker

  • Chen Y.
  • De Valicourt G.
  • Dong P.
  • Fontaine N.
  • Kim K.
  • Melikyan A.

Hybrid III-V/silicon laser with integrated athermal wavelength locker is reported. Integrated athermal filter shows athermal operations over $ 40C temperature fluctuations in a frequency bandwidth of 2THz.

Does the Cross-Talk Between Nonlinear Modes Limit the Performance of NFDM Systems?

  • Aref V.
  • Buelow H.
  • Thai Le S.

We show a non-negligible cross-talk between nonlinear modes in Nonlinear Frequency division Multiplexed system when data is modulated over the nonlinear Fourier spectrum and transmitted over a lumped amplified optical link. Considering a generic modulation, we evaluate the performance loss of neglecting the cross-talks.

Improvement of Bandwidth Limitation Tolerance for High-speed PAM-4 Transmission Using Turbo Equalizer

  • Buchali F.
  • Buelow H.
  • Dischler R.
  • Hu Q.
  • Schmalen L.
  • Schuh K.

We beat the bandwidth limitation of low-cost IMDD system achieving high-speed PAM-4 transmission. With information iteratively delivered between equalizer and decoder, a low-complexity turbo equalizer is applied to cancel the inter-symbol interference caused by the hardware bandwidth limitation.

My Favorite Pattern Languages

  • Hanmer R.

A brief introduction to software patterns, pattern languages and five different pattern languages.

Volterra Series Nonlinear Equalizer Accounting for PMD

  • Czegledi C.
  • Dar R.

We propose a modified Volterra series (VS) digital backpropagation algorithm that takes into account polarization-mode dispersion (PMD) effects. The algorithm accounts only for nonlinear products that are PMD-insensitive, leading to both performance enhancement and significant complexity reduction.

Thermal Adaptation of Four-Channel Polarization Diversified Silicon Photonics WDM Receiver

  • Chen Y.
  • Dong P.
  • Gatdula R.
  • Kim K.
  • Melikyan A.

We demonstrate simultaneous wavelength locking of a silicon photonic polarization diverse 4-channel microring-based dense wavelength division multiplexing receiver. Using a single monitoring photodetector, we thermally adapt over a temperature range >20°C and demultiplex 4x25 Gb/s on-off-keying modulation with 100-GHz channel spacing.

On the performance prediction of optical transmission systems in presence of filtering

  • Delezoide C.

We investigate the impact of optical filtering from routing nodes in optical networks, and how to predict it. From measurements in presence of tight optical filtering, we propose a new method relying on an extended back-to-back model for improved QoT prediction.

Maximum Likelihood Carrier Phase Estimation Based on Monte Carlo Integration

  • Bitachon B.
  • Rios Muller R.

The mean-squared error performance and phase noise variance tolerance of a maximum likelihood carrier phase estimation algorithm based on Monte Carlo integration is evaluated and compared to two relaxed versions of this algorithm.

The Interaction between Nonlinearity and Filtering in Coherent Fiber-Optic Systems

  • Ghazisaeidi A.

A rigorous theory of nonlinear signal propagation in multi-span wavelength division multiplexed systems, including in-line optical filtering, is presented. Spontaneous emission noise coloring, linear inter-symbol-interference, and the variance of nonlinear distortions are analytically calculated and validated by numerical simulations.

On the Performance of Multi-tier Heterogeneous Cellular Networks with Idle Mode Capability

  • Chuan Ma
  • Guoqiang Mao
  • He C.
  • Lopez-Perez D.
  • Ming Ding
  • Zihuai Lin

This paper studies the impact of the base station (BS) idle mode capability (IMC) on the network performance of multi-tier and dense heterogeneous cellular networks (HCNs). Different from most existing works that investigated network scenarios with infinite user equipments (UEs), we consider a more practical setup with a finite number ...

A New Capacity Scaling Law in Ultra-Dense Networks

  • Guoqiang Mao
  • Lopez-Perez D.
  • Ming Ding

We discover a new capacity scaling law in ultradense networks (UDNs) under practical system assumptions, such as a general multi-piece path loss model, a non-zero base station (BS) to user equipment (UE) antenna height difference, and a finite UE density. The intuition and implication of this new capacity scaling law ...

Inter-Channel Crosstalk Compensation for Time-Frequency Packing Systems

  • Aref V.
  • Buchali F.
  • Buelow H.
  • Dischler R.
  • Hu Q.
  • Idler W.
  • Schmalen L.

We compensate the inter-channel interference (ICI) in time-frequency packing signal using cross-channel equalizer in combination with joint DSP. The experiment shows 1.2 dB gain in OSNR penalty and 37% increase in reach with ICI compensation.

Packaged SOA with Ultrawide-band, Large Output Power and Low Noise Figure

  • Verdier A.

We demonstrate ultra-wideband operation of a SOA module, based on the polarization diversity scheme. NF below 6 dB, Psat above 20 dBm, and gain over 15.5 dB are obtained on 120 nm

Towards a Scalable User-Space QUIC Network Stack

  • Duan Yufeng
  • Gallo M.
  • Giaccone P.
  • Laufer R.
  • Traverso S.

The introduction of kernel-bypass techniques that enable high-speed packet processing has fostered the development of scalable servers and middleboxes through the introduction of customized user-space network stacks. Despite their diffusion, such solutions are tailored to a single application or network protocol preventing their wide deployment. Motivated by the introduction of ...