Sciweavers

IJAHUC
2011
121views more  IJAHUC 2011»
13 years 7 months ago
An interference and load aware routing metric for Wireless Mesh Networks
: This paper proposes a load and interference-aware routing metric for wireless mesh networks, named Channel Utilisation and Contention Window Based (C2WB) metric. Our metric assig...
Lan Tien Nguyen, Razvan Beuran, Yoichi Shinoda
GLOBECOM
2007
IEEE
14 years 3 days ago
Multi-Class QoS in 802.11 Networks Using Gentle Decrease of Multiple Contention Windows
—IEEE 802.11 Distributed Coordination Function (DCF) uses a binary exponential backoff algorithm to arbitrate simultaneous channel access by multiple stations. When a station sen...
Bushra Anjum, Zartash Afzal Uzmi
CIT
2006
Springer
14 years 3 months ago
A Contention Window Based Differentiation Mechanism for providing QoS in Wireless LANs
Running real time applications over wireless LANs is becoming common place. These applications require QoS. But the most widely used wireless LAN, IEEE 802.11, does not have QoS s...
Mayank Mishra, Anirudha Sahoo
APNOMS
2006
Springer
14 years 3 months ago
Performance Analysis of Service Differentiation for IEEE 802.15.4 Slotted CSMA/CA
In this paper, we propose two mechanisms, differentiation by backoff exponent and differentiation by the size of contention window, for IEEE 802.15.4 sensor networks to provide mul...
Meejoung Kim
LCN
2006
IEEE
14 years 6 months ago
Maximizing Differentiated Throughput in IEEE 802.11e Wireless LANs
The throughput performance of the Distributed Coordination Function (DCF) of the IEEE 802.11 MAC protocol quickly degrades as the number of contending stations increases. To solve...
Jongwon Yoon, Sangki Yun, Hyogon Kim, Saewoong Bah...
GLOBECOM
2006
IEEE
14 years 6 months ago
Improvement of WLAN QoS Capability via Statistical Multiplexing
Abstract— This paper presents an analytical model for evaluating the capability of wireless LANs (WLANs) to provision quantitative quality of service (QoS) guarantees. We conside...
Yu Cheng, Lin Cai, Xinhua Ling, Wei Song, Weihua Z...
CIT
2007
Springer
14 years 6 months ago
An 802.11 Based MAC Protocol for Providing QoS to Real Time Applications
IEEE 802.11 based wireless LANs (WLAN) are ubiquitous nowadays. Running real time voice and video applications over LANs is becoming common place. These applications require QoS i...
Mayank Mishra, Anirudha Sahoo
ICC
2008
IEEE
142views Communications» more  ICC 2008»
14 years 6 months ago
Contention Window and Transmission Opportunity Adaptation for Dense IEEE 802.11 WLAN Based on Loss Differentiation
— In high density (HD) WLANs, packet losses can occur due to hidden terminals (asynchronous interference) or collisions (synchronous interference). Without differentiating above ...
Hui Ma, Sumit Roy