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JNW
2007
128views more  JNW 2007»
14 years 11 months ago
Store and Forward Applications in Telemedicine for Wireless IP Based Networks
— Telemedicine is the use of telecommunications technology to provide medical information and services. It may be as simple as two health professionals discussing a case over the...
Poondi Srinivasan Pandian, Kadavath Peedikayil Saf...
TSP
2008
115views more  TSP 2008»
14 years 11 months ago
Approximation Bounds for Semidefinite Relaxation of Max-Min-Fair Multicast Transmit Beamforming Problem
Consider a downlink multicast scenario where a base station equipped with multiple antennas wishes to simultaneously broadcast a number of signals to some given groups of users ove...
Tsung-Hui Chang, Zhi-Quan Luo, Chong-Yung Chi
TMM
2002
100views more  TMM 2002»
14 years 11 months ago
On a unified architecture for video-on-demand services
Abstract--Current video-on-demand (VoD) systems can be classified into two categories: 1) true-VoD (TVoD) and 2) near-VoD (NVoD). TVoD systems allocate a dedicated channel for ever...
Jack Y. B. Lee
TCOM
2010
107views more  TCOM 2010»
14 years 10 months ago
A Simple Recruitment Scheme of Multiple Nodes for Cooperative MAC
—Physical (PHY) layer cooperation in a wireless network allows neighboring nodes to share their communication resources in order to create a virtual antenna array by means of dis...
Francesco Verde, Thanasis Korakis, Elza Erkip, Ann...
TMC
2010
150views more  TMC 2010»
14 years 10 months ago
Handling Mobility in Wireless Sensor and Actor Networks
— In Wireless Sensor and Actor Networks (WSANs), the collaborative operation of sensors enables the distributed sensing of a physical phenomenon, while actors collect and process...
Tommaso Melodia, Dario Pompili, Ian F. Akyildiz