563 search results - page 78 / 113 » Optimal Transmission for Dying Channels |
CISS
2008
IEEE
15 years 5 months ago
2008
IEEE
— We address the problem of exchanging broadcast packets among multiple wireless terminals through a single relay node. The objective is to evaluate the delay and throughput gain...
INFOCOM
2006
IEEE
15 years 5 months ago
2006
IEEE
— We consider a multicast resource allocation problem for the downlink in OFDM-based wireless cellular network systems. In a conventional multicast system, to accommodate users w...
79
Voted
TMC
2008
14 years 11 months ago
2008
In multihop wireless sensor networks that are often characterized by many-to-one (convergecast) traffic patterns, problems related to energy imbalance among sensors often appear. S...
102
click to vote
SECON
2007
IEEE
15 years 5 months ago
2007
IEEE
— Multiuser diversity is a phenomenon caused by channel variations among different users in a wireless network. Cooperative relaying provides another form of diversity due to the...
CORR
2010
Springer
14 years 11 months ago
2010
Springer
This paper presents the first analysis on the energy efficiency of LT codes with Non-Coherent M-ary Frequency Shift Keying (NCMFSK), known as green modulation [1], in a proactive W...