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ICC
2008
IEEE
123views Communications» more  ICC 2008»
15 years 6 months ago
Downlink OFDM Scheduling and Resource Allocation for Delay Constraint SVC Streaming
Abstract—Efficient delivery of multimedia contents over wireless network is essential for future communication networks. However, content distribution and network engineering ar...
Xin Ji, Jianwei Huang, Mung Chiang, Francky Cattho...
IWCMC
2009
ACM
15 years 6 months ago
Optimal cooperative spectrum sensing in cognitive sensor networks
This paper addresses the problem of optimal cooperative spectrum sensing in a cognitive-enabled sensor network where cognitive sensors can cooperate in the sensing of the spectrum...
Hai Ngoc Pham, Yan Zhang, Paal E. Engelstad, Tor S...
GLOBECOM
2008
IEEE
15 years 26 days ago
Cooperative OFDM Channel Estimation with Frequency Offsets
Abstract— This paper discusses channel estimation in a cooperative orthogonal frequency-division multiplexing (OFDM) network in the presence of frequency offsets. Both the amplif...
Zhongshan Zhang, Wei Zhang, Chintha Tellambura
CORR
2008
Springer
81views Education» more  CORR 2008»
14 years 12 months ago
Relay vs. User Cooperation in Time-Duplexed Multiaccess Networks
The performance of user-cooperation in a multi-access network is compared to that of using a wireless relay. Using the total transmit and processing power consumed at all nodes as...
Lalitha Sankar, Gerhard Kramer, Narayan B. Mandaya...
PE
2008
Springer
81views Optimization» more  PE 2008»
14 years 11 months ago
Using cross-system diversity in heterogeneous networks: Throughput optimization
This paper investigates the situation where a group of terminals can be simultaneously connected to several base stations using distinct technologies on nonoverlapping frequency b...
Samson Lasaulce, Alberto Suárez 0002, Raul ...