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JNW
2007
128views more  JNW 2007»
13 years 7 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»
13 years 7 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»
13 years 7 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»
13 years 6 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»
13 years 6 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