Sciweavers

5657 search results - page 932 / 1132
» Micropayments for Wireless Communications
Sort
View
ICC
2007
IEEE
160views Communications» more  ICC 2007»
16 years 27 days ago
Maximizing Throughput of Cognitive Radio Networks with Limited Primary Users' Cooperation
— We consider a point-to-multipoint cognitive radio network that shares a set of channels with a primary network. Within the cognitive radio network, a base station (BS) controls...
Anh Tuan Hoang, Ying-Chang Liang, Habibul Islam
ICC
2007
IEEE
142views Communications» more  ICC 2007»
16 years 27 days ago
Turbo Codes Based Image Transmission for Channels with Both Random Errors and Packet Loss
Abstract— In this paper, we propose an unequal error protection (UEP) framework for progressive image transmission over wireless networks with both random errors and packet loss....
Lei Yao, Lei Cao
ICC
2007
IEEE
134views Communications» more  ICC 2007»
16 years 27 days ago
Pilot design for Joint Channel and Frequency-Dependent Transmit/Receive IQ Imbalance Estimation and Compensation in OFDM-Based T
Abstract— Nowadays a lot of effort is spent on developing OFDMbased inexpensive wireless transceivers. Direct-conversion radio frequency transceivers are appealing because they a...
Eduardo Lopez-Estraviz, Stefaan De Rore, Fran&cced...
ICC
2007
IEEE
16 years 27 days ago
INTELiCON: Intelligent Connectivity Framework for the Simultaneous Use of Multiple Interfaces
— Widespread deployment of Wi-Fi together with 3G upgrades to cellular networks is rapidly creating areas where multiple wireless IP technologies are accessible. WiMAX will furth...
Kyriakos Manousakis, Praveen Gopalakrishnan, Dave ...
ICC
2007
IEEE
102views Communications» more  ICC 2007»
16 years 27 days ago
Power Allocation in Multi-Carrier Networks with Unicast and Multicast Services
—Since the provision of both unicast and multicast services is expected for the next generation of multi-carrier wireless systems, the allocation of resources for this combinatio...
Yuri C. B. Silva, Anja Klein