QoS routing in wireless mesh networks with cognitive radios

Roberto Hincapie, Jian Tang, Guoliang Xue, Roberto Bustamante

Producción científica: Capítulo del libro/informe/acta de congresoPonencia publicada en las memorias del evento con ISBNrevisión exhaustiva

25 Citas (Scopus)

Resumen

In this paper, we study QoS routing in wireless mesh networks with cognitive radios, which involves route selection, channel allocation and scheduling. It turns out to be a hard problem because of the impact of interference and channel heterogeneity. We formally model it as an optimization problem and present an Integer Linear Programming (ILP) formulation to provide optimal solutions. We then present a distributed routing protocol which can select a route and allocate resources for a connection request to satisfy its end-to-end bandwidth requirement. NS2 based simulation results show the performance given by our protocol is close to that of the optimal solution.

Idioma originalInglés
Título de la publicación alojada2008 IEEE Global Telecommunications Conference, GLOBECOM 2008
Páginas4872-4876
Número de páginas5
DOI
EstadoPublicada - 2008
Publicado de forma externa
Evento2008 IEEE Global Telecommunications Conference, GLOBECOM 2008 - New Orleans, LA, Estados Unidos
Duración: 30 nov. 20084 dic. 2008

Serie de la publicación

NombreGLOBECOM - IEEE Global Telecommunications Conference

Conferencia

Conferencia2008 IEEE Global Telecommunications Conference, GLOBECOM 2008
País/TerritorioEstados Unidos
CiudadNew Orleans, LA
Período30/11/084/12/08

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