Sciweavers

300 search results - page 17 / 60
» Channel modeling for satellite and HAPS system design
Sort
View
108
Voted
COMCOM
2004
119views more  COMCOM 2004»
14 years 9 months ago
Modeling TCP performance with proxies
Abstract-- This paper investigates the TCP dynamics and performance over proxies that shorten the TCP feedback loop by segmenting the end-to-end connection. Such proxies are often ...
Navid Ehsan, Mingyan Liu
MM
2010
ACM
202views Multimedia» more  MM 2010»
14 years 7 months ago
Accelerated IPTV channel change with transcoded unicast bursting
We study video transcoding for accelerated channel changes in IPTV systems. Video transcoding at the Retransmission Server not only reduces the channel change latency, but also re...
Zhi Li, Ali C. Begen, Xiaoqing Zhu, Bernd Girod
CDC
2009
IEEE
118views Control Systems» more  CDC 2009»
15 years 2 months ago
Opportunistic scheduling in cellular systems in the presence of non-cooperative mobiles
Abstract— A central scheduling problem in wireless communications is that of allocating resources to one of many mobile stations that have a common radio channel. Much attention ...
Kavitha Veeraruna, Eitan Altman, Rachid El Azouzi,...
CORR
2007
Springer
143views Education» more  CORR 2007»
14 years 9 months ago
On Myopic Sensing for Multi-Channel Opportunistic Access
We consider a multi-channel opportunistic communication system where the states of these channels evolve as independent and statistically identical Markov chains (the Gilbert-Elli...
Qing Zhao, Bhaskar Krishnamachari, Keqin Liu
ICNP
2007
IEEE
15 years 3 months ago
Slotted Scheduled Tag Access in Multi-Reader RFID Systems
Abstract—Radio frequency identification (RFID) is a technology where a reader device can “sense” the presence of a closeby object by reading a tag device attached to the obj...
Zongheng Zhou, Himanshu Gupta, Samir R. Das, Xianj...