Sciweavers

AHSWN
2006
148views more  AHSWN 2006»
13 years 3 months ago
Geometric Chemotaxis: A Biologically-Inspired Framework for a Class of Wireless Coverage Problems
Abstract-- We present a new, biologically-inspired algorithm for the problem of covering a given region with wireless "units" (sensors or base-stations). The general prob...
Hidayet Ozgur Sanli, Rahul Simha, Bhagirath Naraha...
CORR
2010
Springer
204views Education» more  CORR 2010»
13 years 3 months ago
Limited Feedback Multi-Antenna Quantization Codebook Design-Part II: Multiuser Channels
This is the second part of a two-part paper on optimal design of limited feedback single-user and multiuser spatial multiplexing systems. The first part of the paper studies the si...
Behrouz Khoshnevis, Wei Yu
CORR
2010
Springer
176views Education» more  CORR 2010»
13 years 3 months ago
Limited Feedback Multi-Antenna Quantization Codebook Design-Part I: Single-User Channels
Abstract--In this two-part paper, we study the design and optimization of limited feedback single-user and multiuser systems with a multiple-antenna base station and single-antenna...
Behrouz Khoshnevis, Wei Yu
DMSN
2010
ACM
13 years 4 months ago
Query-driven data collection and data forwarding in intermittently connected mobile sensor networks
In sparse and intermittently connected Mobile Sensor Networks (MSNs), the base station cannot easily get the data objects acquired by the mobile sensors in the field. When users q...
Wei Wu, Hock-Beng Lim, Kian-Lee Tan
OPODIS
2008
13 years 5 months ago
Distributed Approximation of Cellular Coverage
Abstract. We consider the following model of cellular networks. Each base station has a given finite capacity, and each client has some demand and profit. A client can be covered b...
Boaz Patt-Shamir, Dror Rawitz, Gabriel Scalosub
ADHOCNOW
2010
Springer
13 years 5 months ago
Data Aggregation Integrity Based on Homomorphic Primitives in Sensor Networks
Designing message integrity schemes for data aggregation is an imperative problem for securing wireless sensor networks. In this paper, we propose three secure aggregation schemes ...
Zhijun Li, Guang Gong
IWCMC
2010
ACM
13 years 5 months ago
Joint network coding and beamforming techniques for downlink channels
We propose a joint optimization of Network Coding and MIMO techniques to improve the downlink channel throughput of a wireless base station. Specifically, we consider a MIMO base...
Monchai Lertsutthiwong, Thinh Nguyen, Bechir Hamda...
GLOBECOM
2009
IEEE
13 years 6 months ago
Joint Base Station Placement and Fault-Tolerant Routing in Wireless Sensor Networks
—Fault tolerance techniques have been widely used in wireless sensor networks. Base station placement to maximize the network lifetime has also been well studied. However, limite...
Dejun Yang, Satyajayant Misra, Guoliang Xue
DSN
2004
IEEE
13 years 7 months ago
Intrusion Tolerance and Anti-Traffic Analysis Strategies For Wireless Sensor Networks
Wireless sensor networks face acute security concerns in applications such as battlefield monitoring. A central point of failure in a sensor network is the base station, which act...
Jing Deng, Richard Han, Shivakant Mishra
ATAL
2006
Springer
13 years 7 months ago
A utility-based sensing and communication model for a glacial sensor network
This paper reports on the development of a utility-based mechanism for managing sensing and communication in cooperative multi-sensor networks. The specific application considered...
Paritosh Padhy, Rajdeep K. Dash, Kirk Martinez, Ni...