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TSMC
2008
192views more  TSMC 2008»
13 years 8 months ago
AIDOA: An Adaptive and Energy-Conserving Indexing Method for On-Demand Data Broadcasting Systems
Since only a modest improvement in battery lifetime is expected in the next few years, energy conservation is raised as a key factor of the design of mobile devices. In view of th...
Jiun-Long Huang
PERCOM
2007
ACM
14 years 8 months ago
Structural Learning of Activities from Sparse Datasets
Abstract. A major challenge in pervasive computing is to learn activity patterns, such as bathing and cleaning from sensor data. Typical sensor deployments generate sparse datasets...
Fahd Albinali, Nigel Davies, Adrian Friday
VTC
2007
IEEE
125views Communications» more  VTC 2007»
14 years 3 months ago
Channel Decoder Assisted Adaptive Coding and Modulation for HAP Communications
Provision of mobile broadband wireless access, for instance via high altitude platforms (HAPs) to the passengers on a high-speed train, requires the development of efficient and r...
Miha Smolnikar, Tomaz Javornik, Mihael Mohorcic
CORR
2007
Springer
130views Education» more  CORR 2007»
13 years 8 months ago
An Autonomous Distributed Admission Control Scheme for IEEE 802.11 DCF
Admission control as a mechanism for providing QoS requires an accurate description of the requested flow as well as already admitted flows. Since 802.11 WLAN capacity is shared...
Preetam Patil, Varsha Apte
IPSN
2005
Springer
14 years 2 months ago
Perpetual environmentally powered sensor networks
— Environmental energy is an attractive power source for low power wireless sensor networks. We present Prometheus, a system that intelligently manages energy transfer for perpet...
Xiaofan Jiang, Joseph Polastre, David E. Culler