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Embedded Web Server for Wireless Sensor Networks
White Papers This paper presents an implementation of a platform-independent embedded web server and its integration into a network of wireless sensor nodes. The embedded web server is designed and built as an expansion module for one of the nodes in the...
[December 2, 2009, 23:00]
Energy Analysis of Public-Key Cryptography for Wireless Sensor Networks
White Papers The paper presents a comparison of two public-key algorithms, RSA and Elliptic Curve Cryptography (ECC), and considers mutual authentication and key exchange between two untrusted parties such as two nodes in a wireless sensor network.
[August 2, 2005, 6:00]
Highly-Resilient, Energy-Efficient Multipath Routing in Wireless Sensor Networks
White Papers Previously proposed sensor network data dissemination schemes require periodic low-rate flooding of data in order to allow recovery from failure. The paper considers constructing two kinds of multipaths to enable energy efficient recovery from...
[July 11, 2008, 1:02]
Hardware Assisted Compression in Wireless Sensor Networks
White Papers A Wireless Sensor Network (WSN) is comprised of resource constained devices called motes. Motes are battery operated and must conserve as much power as possible. Power usage for each mote is made up of processing data, sensing the surroundings, and...
[August 13, 2007, 15:14]
Balancing Sensing and Coverage in Mobile Sensor Networks: Aggregation Based Approach
White Papers The paper studies how to assign mobile robots in a mobile wireless sensor network to different tasks that the network must perform so that each task receives its fair share of the resources in the network.
[August 10, 2007, 11:18]
Data Storage Placement in Sensor Networks
White Papers Data storage has become an important issue in sensor net-works as a large amount of collected data need to be archived for future information retrieval. This paper introduces storage nodes to store the data collected from the sensors in their...
[February 2, 2009, 0:00]
Honeycomb Architecture for Energy Conservation in Wireless Sensor Networks
White Papers Reducing energy consumption has been a recent focus of wireless sensor network research. Topology control explores the potential that a dense network has for energy savings. One such approach is Geographic Adaptive Fidelity (GAF).
[April 23, 2009, 1:24]
Maximizing Lifetime of Wireless Sensor Networks With Mobile Sensor Nodes
White Papers This paper proposes a new method utilizing mobile sensor nodes to prolong WSN lifetime while maintaining a large sensing area. The paper formulates this problem as a problem in finding the best positions for mobile sensor nodes to maximize the...
[November 26, 2009, 23:00]
Adaptive Distributed Multidimensional Scaling for Localization in Sensor Networks
White Papers Accurate, distributed localization algorithms are needed for a wide variety of wireless sensor network applications. This paper introduces a scalable, distributed weighted-MultiDimensional Scaling (dwMDS) algorithm that adaptively emphasizes the...
[August 23, 2007, 1:00]
Least Privilege and Privilege Deprivation: Toward Tolerating Mobile Sink Compromises in Wireless Sensor Networks
White Papers Mobile sinks are needed in many sensor network applications for efficient data collection, data querying, localized sensor reprogramming, identifying, and revoking compromised sensors, and other network maintenance.
[November 26, 2009, 23:00]
SENSTRAC: Scalable Querying of SENSor Networks From Mobile Platforms Using TRACking-Style Queries
White Papers Future applications running on mobile platforms will sometimes need to query sensors and track sensor data over time. This paper uses the publish-subscribe paradigm as a natural solution to querying sensors from mobile platforms, and proposes a...
[August 1, 2007, 1:00]
Experiments on Building Ubiquitous Robotic Space for Mobile Robot Using Wireless Sensor Networks
White Papers In this paper, a sensor network platform is proposed to build the ubiquitous robotic space and provide lots of types of environment information such as indoor environment condition, fire detection, and intrusion detection.
[November 26, 2009, 23:00]
The Virtual Node Layer: A Programming Abstraction for Wireless Sensor Networks
White Papers This simplifies the design and rigorous analysis of applications for the wireless sensor network setting, as the layer can mask much of the uncertainty of the underlying components. The Virtual Node Layer (VNLayer) programming abstraction provides...
[August 23, 2007, 1:00]
Angle of Arrival Localization for Wireless Sensor Networks
White Papers Awareness of the physical location for each node is required by many wireless sensor network applications. The discovery of the position can be realized utilizing range measurements including received signal strength, time of arrival, time...
[April 23, 2009, 1:24]
Time-Optimum Packet Scheduling for Many-to-One Routing in Wireless Sensor Networks
White Papers With a few adjustments, it then shows that the algorithm also achieves time-optimum scheduling in heterogeneous scenarios, where each sensor reports a heterogeneous amount of data in each round. This paper studies the WSN application scenario with...
[August 10, 2007, 10:41]
Optimizing Parallel Itineraries for KNN Query Processing in Wireless Sensor Networks
White Papers Spatial queries for extracting data from wireless sensor net-works are important for many applications, such as environmental monitoring and military surveillance. One such query is K Nearest Neighbor (KNN) query that facilitates sampling of...
[March 20, 2008, 0:02]
Ensemble: A High Level Language for Sensor Networks
White Papers This paper describes Ensemble, a proposed language framework for sensor network programming. The goal is to provide a programming framework to scientists and engineers that will allow them to directly code sensor network applications, without the...
[January 9, 2009, 0:00]
Distributed Data Aggregation With Geographical Routing in Wireless Sensor Networks
White Papers In wireless sensor networking applications, gathering sensed information and relaying it to the sink node using multi-hop communication in an energy efficient manner is of paramount importance. This paper presents the idea of using Aggregator Nodes...
[April 23, 2009, 1:24]
Virtual High-Resolution for Sensor Networks
White Papers The resolution at which a sensor network collects data is a crucial parameter of performance since it governs the range of applications that are feasible to be developed using that network. A higher resolution, in most situations, enables more...
[May 31, 2007, 1:00]
Flow Routing for Variable Bit Rate Source Nodes in Energy-Constrained Wireless Sensor Networks
White Papers This paper considers a two-tier wireless sensor network and focus on the flow routing problem for the upper tier Aggregation and Forwarding Nodes (AFNs). Assuming each AFN is equipped with directional antenna for transmission, it is interested in...
[August 23, 2007, 1:00]
