66 search results - page 7 / 14 » Joint Effects of Radio Channels and Node Mobility on Link Dy... |
MASS
2010
13 years 5 months ago
2010
Cognitive radio, which enables dynamic access of under-utilized licensed spectrums, is a promising technology for more efficient spectrum utilization. Since cognitive radio enables...
WICOMM
2011
13 years 2 months ago
2011
—Providing quality-of-service (QoS) assurances in a mobile ad hoc network (MANET) is difficult due to node mobility, contention for channel access, a lack of centralised coordin...
BROADNETS
2004
IEEE
13 years 11 months ago
2004
IEEE
We present a joint PHY/MAC architecture (DCC-MAC) for 802.15.4a-like networks based on PPM-UWB. Unlike traditional approaches it fully utilizes the specific nature of UWB to achie...
TCSV
2002
13 years 7 months ago
2002
This paper examines the effectiveness of combining multiple description coding (MDC) and multiple path transport (MPT) for video and image transmission in a multihop mobile radio n...
PEWASUN
2004
ACM
14 years 1 months ago
2004
ACM
This paper studies the performance of a multi-rate mobile ad hoc network (MANET) using an extended ns-2 simulator. A link adaptation algorithm is developed and tested. The multi-r...