# Journal of Lightwave Technology

## Filter Results

Displaying Results 1 - 25 of 42

Publication Year: 2008, Page(s):2011 - 2012
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• ### Hybrid Control and Reservation Architecture for Multidomain Burst Switched Network

Publication Year: 2008, Page(s):2013 - 2028
Cited by:  Papers (1)
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Optical burst switching realizes all-optical communication by dividing data transmission system into control plane and data plane. In order to implement control plane two controlling mechanisms such as distributed and centralized control and reservation models have been presented in literature. Both of the architectures have pros and cons associated such as distributed model lacks efficient resour... View full abstract»

• ### Impact of GMPLS Control Message Loss

Publication Year: 2008, Page(s):2029 - 2036
Cited by:  Papers (11)
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GMPLS is typically viewed as an attractive control plane for optical networks. Motivated by a desire to investigate the impact of control plane faults on the data plane, the impact of losing messages from the key GMPLS protocols, OSPF-TE and RSVP-TE, is studied in this paper. A number of configurations of both protocols are compared in a range of scenarios, with the impact of control message loss ... View full abstract»

• ### Coherent Transmission Direct Detection MIMO Over Short-Range Optical Interconnects and Passive Optical Networks

Publication Year: 2008, Page(s):2037 - 2045
Cited by:  Papers (13)  |  Patents (3)
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Building on a recently introduced quadratic multiple-input multiple-output (Q-MIMO) channel model making use of quadratic forms instead of linear channel matrices, we explore diverse signaling formats over the Q-MIMO channel in the frequency flat regime, highlighting the unique characteristics of optical multimode fiber (MMF) systems versus their wireless counterparts. In particular, we treat mult... View full abstract»

• ### Designing an Optimal Scheduler Buffer in OBS Networks

Publication Year: 2008, Page(s):2046 - 2054
Cited by:  Papers (4)
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In this paper, we dimension a buffer in which headers are enqueued before processing in an optical burst switching (OBS) network. For the first time, we develop and analyze a unified OBS model comprising a set of homogeneous and independent edge buffers that feed bursts to a standalone link and their headers to a scheduler. Packets arrive at each edge buffer and are assembled into bursts, after wh... View full abstract»

• ### IPACT With Grant Estimation (IPACT-GE) Scheme for Ethernet Passive Optical Networks

Publication Year: 2008, Page(s):2055 - 2063
Cited by:  Papers (29)
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Dynamic bandwidth allocation (DBA) is an open and hot topic in the Ethernet passive optical network (EPON), which is regarded as one of the best choices for next-generation access networks. This paper proposes an estimation-based scheme, interleaved polling with adaptive cycle time with grant estimation (IPACT-GE), for effective upstream channel sharing among multiple optical network units (ONUs) ... View full abstract»

• ### A Study on Cycle Attack by Multiaccess Interference in Multigranularity OCDM-Based Optical Networks

Publication Year: 2008, Page(s):2064 - 2074
Cited by:  Papers (7)
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Previously, an optical code-division multiplexing (OCDM)-based network architecture was proposed to improve the wavelength utilization and to provide finer bandwidth granularities to users. By this technology, different channels using distinct optical codes (OCs) can be multiplexed onto the same wavelength, in which an OC is considered as the basic unit in lightpath provisioning. In the ideal case... View full abstract»

• ### Congestion-Controlled Optical Burst Switching Network With Connection Guarantee: Design and Demonstration

Publication Year: 2008, Page(s):2075 - 2086
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A congestion-controlled optical burst switching network that offers connection guarantees was designed to handle bursts as short as 100 ms with switching within 10 ms in networks less than 200 km long. Its optical burst switching (OBS) is based on circuit switching, and transport is by optical burst paths. Five metrics are proposed for evaluating OBS network performance. The application area to be... View full abstract»

• ### A Change of Perspective on Single- and Double-Stage Optical PMD Compensation

Publication Year: 2008, Page(s):2087 - 2097
Cited by:  Papers (1)
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We present a rigorous investigation on how to optimize the degrees of freedom of optical polarization mode dispersion (PMD) compensators composed of differential group delay sections and polarization controllers, up to two stages. The analytical treatment relies on the extracted Jones matrices of the transmission and compensation fibers. The analysis of a single-stage compensator with two degrees ... View full abstract»

• ### Performance Analysis of MLSE Receivers Based on the Square-Root Metric

Publication Year: 2008, Page(s):2098 - 2109
Cited by:  Papers (14)
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In this paper, we analyze the performance of IMDD-NRZ ASE-noise-limited systems using MLSE receivers in the presence of CD and DGD. We study the performance of different approximated branch metrics and compare them to the optimum metric evaluated using the Karhunen-Loeve (KL) method. We specifically concentrate on the SQRT metric, because of its low complexity and potential ease of channel estimat... View full abstract»

• ### Noncompliant Capacity Ratio for Systems With an Arbitrary Number of Polarization Hinges

Publication Year: 2008, Page(s):2110 - 2117
Cited by:  Papers (4)
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We study the statistics of transmission impairments due to polarization-mode dispersion in systems characterized by the hinge model. In particular, we validate the use of a computationally efficient expression for the probability density function (PDF) of the differential group delay (DGD) of systems with an arbitrary number of hinges. We then combine this expression for the PDF of the DGD with th... View full abstract»

• ### System Outage Probability Due to PMD in High-Speed Optical OFDM Transmission

Publication Year: 2008, Page(s):2118 - 2127
Cited by:  Papers (14)
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In this paper, closed-form analytical bounds on PMD-induced symbol error rate and outage probability in high-speed long-haul optical orthogonal frequency division multiplexed (OFDM) systems are derived, evaluated, and verified experimentally in order to assess the PMD tolerance of this modulation format. To obtain the analytical results, the PMD channel is modeled as a linear time-invariant system... View full abstract»

• ### On the Statistics of Intrachannel Four-Wave Mixing in Phase-Modulated Optical Communication Systems

Publication Year: 2008, Page(s):2128 - 2135
Cited by:  Papers (15)
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We have analytically derived the correlation functions of intrachannel four-wave mixing (IFWM)-induced phase and amplitude noises in phase-modulated optical communication systems. The phase and amplitude noises are correlated with each other for binary phase-shift keying (PSK) systems but uncorrelated for M-ary PSK systems with M > 2. We have also derived analytical approximations... View full abstract»

• ### Efficient Planar-Integrated Free-Space Optical Interconnects Fabricated by a Combination of Binary and Analog Lithography

Publication Year: 2008, Page(s):2136 - 2141
Cited by:  Papers (6)
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Design, fabrication, and experimental testing of an integrated microoptical module for interconnection are reported. The systems integration is based on the concept of planar-integrated free-space optics. The module combines diffractive-reflective and refractive microoptics. The diffractive elements were fabricated by binary lithography and reactive ion etching. The refractive elements were made b... View full abstract»

• ### Modeling Interchannel FWM With Walk-Off in RZ-DPSK Single Span Links

Publication Year: 2008, Page(s):2142 - 2154
Cited by:  Papers (4)
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An analytic model for interchannel four-wave mixing (FWM) is developed for return to zero differential phase shift keying (RZ-DPSK) single span transmission including interchannel walk-off for degenerate FWM (D-FWM) and nondegenerate FWM (ND-FWM). The model is verified by simulations and reasonable agreement is obtained for a 10-Gb/s single span link. Results are presented for different channel sp... View full abstract»

• ### Optimization of Phase Shifted Long-Period Fiber Gratings for Multiband Rejection Filters

Publication Year: 2008, Page(s):2155 - 2161
Cited by:  Papers (5)
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A new approach for designing multiband rejection filters is proposed based on the optimization of a periodically phase-shifted long period fiber grating (LPG). The validity of the method is demonstrated by performing simulations for the typical cases. It is shown that using the proposed synthesis method, spectral position, and bandwidth of the each reflection band can be controlled by varying the ... View full abstract»

• ### A Design Method for Single-Polarization Holey Fibers With Improved Beam Quality Factor

Publication Year: 2008, Page(s):2162 - 2167
Cited by:  Papers (2)  |  Patents (1)
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Recently, there has been an increasing interest in developing single polarization fibers for applications such as polarization splitters, polarizers, high power lasers, etc. Usually, the polarization maintenance can be achieved by form birefringence, such as by creating elliptical cores, or material anisotropy, or by stress-applying parts inside the fiber. However, this results into the non-Gaussi... View full abstract»

• ### Numerical Modeling of S-Band EDFA Based on Distributed Fiber Loss

Publication Year: 2008, Page(s):2168 - 2174
Cited by:  Papers (13)
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A numerical model for the analysis and design of S-band erbium-doped fiber amplifiers has been developed. The model is able to accurately predict the amplifier performances by taking into account the amplified spontaneous emission suppression due to the bending, as well as leakage losses of the fiber used as active medium. The model has been validated by comparing numerical and experimental data o... View full abstract»

• ### Four-Wave Mixing Crosstalk Measurement in a Highly Doped L-Band Erbium-Doped Fiber Amplifier by Using Half of the Signal Channels

Publication Year: 2008, Page(s):2175 - 2183
Cited by:  Papers (1)
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We propose a four-wave mixing (FWM) crosstalk measurement method for a signal with 50 GHz spaced wavelength channels in a highly doped L-band erbium-doped fiber amplifier (EDFA). The method uses the crosstalk measured by using a signal with 100 GHz spaced wavelength channels. This approach is based on analyses of the channel spacing dependence of FWM signal generation and the effect of the gain ev... View full abstract»

• ### Microstructure Fiber Based Optical Parametric Oscillators

Publication Year: 2008, Page(s):2184 - 2191
Cited by:  Papers (64)
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The current status of fiber based optical parametric oscillators is presented with a focus on pulsed systems employing microstructure fibers. It is shown based on standard expressions for parametric processes in optical fibers that systems employing short (less than a few cm) optical fibers lead to superior performance in terms of wavelength tunability and output power. Practical guidelines for re... View full abstract»

• ### Performance of High-Bitrate Multiple-Output Links Over Multimode Fiber With Intermodal Dispersion

Publication Year: 2008, Page(s):2192 - 2201
Cited by:  Papers (4)
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We investigate novel transmission schemes over multimode fiber with multiple output detectors, providing more efficient utilization of the available spatial-temporal degrees of freedom of the system by combining coherent phase shift keying transmission with direct detection. We evaluate the statistics of the electrical charge generated by each detector, and its dependence on factors such as detect... View full abstract»

• ### Simultaneous Implementation of All-Optical Microwave Bandpass Filtering and Up-Conversion for Radio-Over-Fiber Applications

Publication Year: 2008, Page(s):2202 - 2210
Cited by:  Papers (6)
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Based on single-sideband (SSB) modulation, a novel scheme to simultaneously implement all-optical microwave bandpass filtering and up-conversion is proposed, which is favorable for radio-over-fiber (ROF) applications. SSB modulation with different sidebands will theoretically bring pi phase difference on a microwave signal by utilizing dual-electrode Mach-Zehnder modulators. This effect is the key... View full abstract»

• ### Temperature-Dependence of Ge on Si p–i–n Photodetectors

Publication Year: 2008, Page(s):2211 - 2214
Cited by:  Papers (8)
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We investigate the temperature dependence of germanium on silicon p-i-n photodetectors in terms of both dark current density and near-infrared responsivity. The dark current increases by nearly a factor 1.6 every 10degC, consistently with carrier generation in the space charge region. The responsivity has a complex trend, its temperature variation depending on wavelength and on the germanium quali... View full abstract»

• ### Mode Analysis and Design of a Low-Loss Photonic Crystal 60$^{circ}$ Waveguide Bend

Publication Year: 2008, Page(s):2215 - 2218
Cited by:  Papers (14)
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The guided modes of a two-dimensional photonic crystal straight waveguide and a waveguide bend are studied in order to find the high transmission mechanism for the waveguide bend. We find that high transmission occurs when the mode patterns and wave numbers match, while the single-mode condition in the waveguide bend is not necessarily required. According to the mechanism, a simply modified bend s... View full abstract»

• ### Spatial Quantized Analog-to-Digital Conversion Based on Optical Beam-Steering

Publication Year: 2008, Page(s):2219 - 2226
Cited by:  Papers (9)
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A novel optical spatial quantized analog-to-digital converter (ADC) is presented and the performance enhancements through employing this architecture are analyzed theoretically. A high-speed low-jitter ADC sampling clock is provided by a mode-locked laser. A high sampling rate is maintained by avoiding any speed-limiting conversion from optical to electrical domain in an all-optical quantization t... View full abstract»

## Aims & Scope

The Journal of Lightwave Technology is comprised of original contributions, both regular papers and letters, covering work in all aspects of optical guided-wave science, technology, and engineering. Manuscripts are solicited which report original theoretical and/or experimental results which advance the technological base of guided-wave technology. Tutorial and review papers are by invitation only. Topics of interest include the following: fiber and cable technologies, active and passive guided-wave componentry (light sources, detectors, repeaters, switches, fiber sensors, etc.); integrated optics and optoelectronics; and systems, subsystems, new applications and unique field trials. System oriented manuscripts should be concerned with systems which perform a function not previously available, out-perform previously established systems, or represent enhancements in the state of the art in general.

Full Aims & Scope

## Meet Our Editors

Editor-in-Chief
Peter J. Winzer
Alcatel-Lucent Bell Labs