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GLOBECOM
2008
IEEE
14 years 2 months ago
MACA-U: A Media Access Protocol for Underwater Acoustic Networks
—Unlike terrestrial wireless communication which uses radio waves, underwater communication relies on acoustic waves. The long latency and limited bandwidth pose great challenges...
Hai-Heng Ng, Wee-Seng Soh, Mehul Motani
INFOCOM
2000
IEEE
14 years 12 days ago
Power Controlled Multiple Access (PCMA) in Wireless Communication Networks
—We address the issue of power-controlled shared channel access in future wireless networks supporting packetized data traffic, beyond the voice-oriented continuous traffic prima...
Nicholas Bambos, Sunil Kandukuri
JSAC
2008
151views more  JSAC 2008»
13 years 8 months ago
Joint Beamforming and Power Allocation for Multiple Access Channels in Cognitive Radio Networks
A cognitive radio (CR) network is often described as a secondary network operating in a frequency band originally licensed/allocated to a primary network consisting of one or multi...
Lan Zhang, Ying-Chang Liang, Yan Xin
ICC
2009
IEEE
151views Communications» more  ICC 2009»
13 years 5 months ago
Performance Evaluation of Multiple-Relay Cooperative ARQ Strategies for Mobile Networks
In Cooperative Automatic Repeat reQuest (C-ARQ) protocols, one or more nodes can act as relays, collaborating in the frame retransmission process between a sender and a destination...
Juan J. Alcaraz, Joan García-Haro
ICASSP
2011
IEEE
12 years 11 months ago
A simple network-power-saving resource allocation method for OFDMA cellular networks with multiple relays
General signal model for orthogonal-frequency-division multiple access cellular networks with multiple amplify-and-forward relays has been introduced. An optimization problem mini...
Jingon Joung, Sumei Sun