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ICPADS
2008
IEEE
16 years 1 months ago
Response Time Constrained Top-k Query Evaluation in Sensor Networks
Existing solutions for top-k queries in wireless sensor networks mainly focused on energy efficiency and little attention has been paid to the response time to answer a top-k que...
Weifa Liang, Baichen Chen, Jeffrey Xu Yu
170
Voted
ISCAS
2008
IEEE
135views Hardware» more  ISCAS 2008»
16 years 1 months ago
Semi-blind channel estimation of MIMO-OFDM systems with pulse shaping
Abstract— Most of the existing MIMO-OFDM channel estimation methods do not take into account the effect of the pulseshaping filter in the transmitter nor of the matched filter ...
Feng Wan, Wei-Ping Zhu, M. N. S. Swamy
181
Voted
PDP
2008
IEEE
16 years 1 months ago
Privacy Protection in Context Transfer Protocol
In the future 4G wireless networks will span across different administrative domains. In order to provide secure seamless handovers in such an environment the Context Transfer Pro...
Giorgos Karopoulos, Georgios Kambourakis, Stefanos...
226
Voted
RTSS
2008
IEEE
16 years 1 months ago
Fast Sensor Placement Algorithms for Fusion-Based Target Detection
Mission-critical target detection imposes stringent performance requirements for wireless sensor networks, such as high detection probabilities and low false alarm rates. Data fus...
Zhaohui Yuan, Rui Tan, Guoliang Xing, Chenyang Lu,...
195
Voted
WCNC
2008
IEEE
16 years 1 months ago
User Assignment for MIMO-OFDM Systems with Multiuser Linear Precoding
— Recent work has developed single-carrier linear precoding for the multiuser downlink for multiple-input multipleoutput (MIMO) systems. This paper addresses the problem of user ...
Hassen Karaa, Raviraj S. Adve