Search Results - "Gravey, P"
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Multi-Band OFDM Transmission at 100 Gbps With Sub-Band Optical Switching
Published in Journal of lightwave technology (15-06-2014)“…In this paper, we present an original work on sub-wavelength optical switching performed over a coherent multi-band orthogonal frequency-division multiplexing…”
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Transparent optical packet switching: network architecture and demonstrators in the KEOPS project
Published in IEEE journal on selected areas in communications (01-09-1998)“…This paper reviews the work carried out in the ACTS KEOPS (Keys to Optical Packet Switching) project, describing the results obtained to date. The main…”
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Design and performance of expanded mode fiber using microoptics
Published in Journal of lightwave technology (01-05-2002)“…In order to relax alignment tolerances on single-mode fiber interconnection, we propose an end face treatment to realize an expanded mode fiber. This new…”
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Multiservice optical network: main concepts and first achievements of the ROM program
Published in Journal of lightwave technology (01-01-2001)“…With the tremendous introduction of internet protocol (IP) applications, the quality-of-service (QoS) becomes more and more an emergent issue. Concrete…”
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Holographic switching between single mode fibres based on electrically addressed nematic liquid crystal gratings with high deflection accuracy
Published in Optics communications (01-02-1999)“…Accurate control of the deflection angle needed when connecting single mode fibres can be performed in electrically addressed nematic liquid crystal…”
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Comparison of twisted and parallel nematic liquid crystal polarisation controllers. Application to a 4 × 4 free space optical switch at 1.5 μm
Published in Optics communications (01-07-1997)“…This paper describes the design of a polarisation controller using a nematic liquid crystal in the infrared. Theoretical comparison of parallel and twisted…”
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Double-phase conjugated mirror and double color pumped oscillator in photorefractive InP:Fe
Published in Applied physics letters (24-06-1991)“…We report on double-phase conjugation at 1.06 μm wavelength in InP:Fe with applied continuous electric field. Conversion efficiencies up to 74% with a grating…”
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Relationship between deep levels in vanadium-doped CdTe and photorefractive effect
Published in Journal of crystal growth (01-04-1996)“…We present electro-optical characterization (by deep level transient spectroscopy, deep level optical spectroscopy and photo-induced current transient…”
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Journal Article Conference Proceeding -
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Multi-band OFDM Transmission with Sub-band Optical Switching
Published in 39th European Conference and Exhibition on Optical Communication (ECOC 2013) (2013)“…We show here that coherent dual-polarization multi-band OFDM (DP-MB-OFDM) is a good candidate for long-haul WDM transmission and sub-wavelength optical…”
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Conference Proceeding -
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Influence of zinc on the photorefractive behaviour of Cd1-xZnxTe:V
Published in Journal of crystal growth (01-04-1996)Get full text
Conference Proceeding Journal Article -
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Optimal dimensioning of the WDM unidirectional ECOFRAME optical packet ring
Published in Photonic network communications (01-12-2011)“…To efficiently support the high rate and the high dynamicity of the traffic in metro networks, an optical packet-switched WDM ring, named ECOFRAME, is…”
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Optically produced local space charge field in a quantum heterostructure; towards an all-optical thin film photorefractive device
Published in Optical materials (1995)“…We propose a novel quantum heterostructure especially designed to be used as a thin film photorefractive device without the need of electrical contacts. In the…”
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Journal Article Conference Proceeding -
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Behaviour of hole and electron dominated photorefractive CdTe: V crystals under external continuous or periodic electric field
Published in Optical materials (1995)“…The photorefractive properties of two CdTe: V crystals are compared in the infrared range. For both crystals, an increase of the electron-hole competition…”
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Journal Article Conference Proceeding -
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Fast photorefractive materials using quantum wells
Published in Optical materials (1995)“…Photorefractive materials utilizing the large electro-optic coefficients of quantum wells are attractive for image processing applications due to the…”
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Journal Article Conference Proceeding -
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Design and performance of expanded mode fiber using microoptics
Published in Journal of lightwave technology (01-05-2002)Get full text
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Cost of Stable Dimensioning in Optical Packet Ring with Uniform and Symmetric Traffic
Published in Telfor Journal (01-06-2013)“…Optical packet switching allows very efficient bandwidth use in the metropolitan ring networks, in comparison to optical circuit switching. However, when…”
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Scheduling Issues in Ecoframe optical packet switched ring
Published in Telfor Journal (01-11-2011)“…In the metropolitan area, traditional SONET/SDH circuit switched rings are likely to be replaced with optical packet/burst switching technologies. In this…”
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WDM optical packet ring performance insights: Scheduling and capacity
Published in 2012 IEEE Symposium on Computers and Communications (ISCC) (01-07-2012)“…This paper addresses WDM optical packet rings which present a single control channel and multiple data channels. These rings are intended as transport networks…”
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Conference Proceeding -
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An integrated view on monitoring and compensation for dynamic optical networks: from management to physical layer
Published in Photonic network communications (01-10-2009)“…A vertical perspective, ranging from management and routing to physical layer options, concerning dynamic network monitoring and compensation of impairments…”
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