Results 11 to 20 of about 1,658,965 (201)

A genetic-inspired joint multicast routing and channel assignment algorithm in wireless mesh networks [PDF]

open access: yes, 2008
Copyright @ 2008 IEEEThis paper proposes a genetic algorithm (GA) based optimization approach to search a minimum-interference multicast tree which satis¯es the end-to-end delay constraint and optimizes the usage of the scarce radio network resource in ...
Yang, S, Cheng, H
core   +5 more sources

Capacity limits of MIMO channels with co-channel interference [PDF]

open access: yes, 2004
We consider both analytically and via Monte Carlo simulation the variation of the information theoretic capacity of multiple-input, multiple output (MIMO) communication systems.
Nix, AR, Webb, MW, Beach, MA
core   +1 more source

Exact BER of Rectangular-Constellation QAM Subjected to Asynchronous Co-Channel Interference and Nakagami-m Fading [PDF]

open access: yes, 2006
The exact average bit error ratio (BER) of the rectangular quadrature amplitude modulation (QAM) constellation is studied in the context of asynchronous co-channel interference (CCI) and Nakagami-m fading.
Liu, X.   +3 more
core   +1 more source

Time Interference Alignment via Delay Offset for Long Delay Networks [PDF]

open access: yes, 2011
The potential of Time Interference Alignment is investigated in this work, with particular reference to the attainable degrees of freedom. The K-user interference channel is considered, in which transmitters and receivers are placed randomly in a ...
Francisco Lázaro Blasco   +7 more
core   +1 more source

Bayesian decision feedback equaliser for overcoming co-channel interference

open access: yes, 1996
The authors derive a Bayesian decision feedback equaliser which incorporates co-channel interference compensation. By exploiting the structure of co-channel interfering signals, the proposed Bayesian decision feedback equaliser is able to distinguish an ...
Mulgrew, B.   +7 more
core   +2 more sources

An assessment of interference cancellation applied to BWA [PDF]

open access: yes, 2007
It is a general principle that a communication system should be designed to avoid interference in the first place, either through network planning or with effective radio resource management and medium access control.
Williams, C   +7 more
core   +1 more source

Interference Aspects of Adaptive Modems over Slow Rayleigh Fading Channels

open access: yes, 1999
Adaptive modulation can achieve channel capacity gains by adapting the number of bits per transmission symbol on a burst-by-burst basis, in harmony with channel quality fluctuations. This is demonstrated in the paper for target bit error rates of 1 and 0.
J.M. Torrance   +5 more
core   +2 more sources

Cross-channel interference due to wavelength drift of tunable lasers in DWDM networks [PDF]

open access: yes, 2007
The authors present an investigation of the wavelength stability of a tunable laser (TL) transmitter and its impact on the performance of a 2.5-Gb/s dense wavelength-division-multiplexed (DWDM) system.
Barry, Liam P.   +4 more
core   +2 more sources

Channel assignment and routing in cooperative and competitive wireless mesh networks [PDF]

open access: yes, 2012
This thesis was submitted for the degree of Docter of Philosophy and awarded by Brunel University.In this thesis, the channel assignment and routing problems have been investigated for both cooperative and competitive Wireless Mesh networks (WMNs).
Shah, Ibrar Ali
core   +6 more sources

Adjacent channel interference due to wavelength drift of a tunable laser in base-band and subcarrier multiplexed system [PDF]

open access: yes, 2006
In this paper, we examine the amplitude and the duration of a wavelength drift of the tunable lasers at the most crucial moment, which is the time after the wavelength switch and measure the impact of this drift on the performance of the DWDM system ...
Barry, Liam P.   +5 more
core   +2 more sources

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