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University of Science and Technology of China
(22 results)-
White Papers
Middleware for Wireless Sensor Networks: A Survey
May 3, 2008, 12:00am PDT
Wireless Sensor Networks (WSNs) have found more and more applications in a variety of pervasive computing environments. However, how to support the development, maintenance, deployment and...
Provided by University of Science and Technology of China
-
White Papers
Grooming of Dynamic Traffic in WDM Star and Tree Networks Using Genetic Algorithm
October 24, 2006, 12:00am PDT
The advances in WDM technology lead to the great interest in traffic grooming problems. As traffic often changes from time to time, the problem of grooming dynamic traffic is of great practical...
Provided by University of Science and Technology of China
-
White Papers
Minimum-Energy Multicasting in Asynchronous Duty-Cycled Wireless Ad Hoc Networks
September 14, 2010, 12:00am PDT
In Asynchronous Duty-Cycled Wireless Ad Hoc NETworks(ADC-WANETs), the nodes switch between active and dormant states, and each node can determine its active/dormant schedule independently. This...
Provided by University of Science and Technology of China
-
White Papers
Early Abandon to Accelerate Exact Dynamic Time Warping
April 1, 2009, 12:00am PDT
Dynamic time warping is one of the important distance measures in similarity search of time series; however, the exact calculation of dynamic time warping has become a bottleneck. The authors...
Provided by University of Science and Technology of China
-
White Papers
Effective Software-Based Solution for Processing Mass Downstream Data in Interactive Push VOD System
June 9, 2009, 12:00am PDT
Interactive push VOD system is a new kind of system that incorporates push technology and interactive technique. It can push movies to users at high speeds at off-peak hours for optimal network...
Provided by University of Science and Technology of China
-
White Papers
Enhancing Network Transmission Capacity by Efficiently Allocating Node Capability
October 13, 2009, 12:00am PDT
A network's transmission capacity is the maximal rate of traffic inflow that the network can handle without causing congestion. Here the authors study how to enhance this quantity by...
Provided by University of Science and Technology of China
-
White Papers
Towards Wireless Security Without Computational Assumptions
July 5, 2010, 12:00am PDT
Wireless security has been an active research area since the last decade. A lot of studies of wireless security use cryptographic tools, but traditional cryptographic tools are normally based on...
Provided by University of Science and Technology of China
-
White Papers
Joint Scheduling and Routing for Lifetime Elongation in Surveillance Sensor Networks
June 22, 2007, 12:00am PDT
In this paper, the authors address the problem of lifetime optimization under coverage and connectivity requirements for sensor networks where different targets need to be monitored by different...
Provided by University of Science and Technology of China
-
White Papers
QoS-Aware Target Coverage in Wireless Sensor Networks
September 30, 2006, 12:00am PDT
Wireless sensor networks have emerged recently as an effective way of monitoring remote or inhospitable physical targets, which usually have different QoS constraints, i.e., different targets may...
Provided by University of Science and Technology of China
-
White Papers
Can Cloud Computing Be Used for Planning? An Initial Study
September 29, 2011, 12:00am PDT
Cloud computing is emerging as a prominent computing model. It provides a low-cost, highly accessible alternative to other traditional high-performance computing platforms. It also has many other...
Provided by University of Science and Technology of China
-
White Papers
Data Dissemination in Wireless Sensor Networks With Network Coding
April 25, 2010, 12:00am PDT
In Wireless Sensor Networks (WSNs), it is often necessary to update the software running on sensors, which requires reliable dissemination of large data objects to each sensor with energy...
Provided by University of Science and Technology of China
-
White Papers
A Traffic Queue-Aware MAC Protocol for Wireless Sensor Networks
July 28, 2007, 12:00am PDT
Wireless Sensor Networks have been widely used in many important areas. Medium Access Control (MAC) protocols take charge of the distribution and administration of sensor network's wireless...
Provided by University of Science and Technology of China
-
White Papers
Improving Energy Efficiency Through Multimode Transmission in the Downlink MIMO Systems
September 26, 2011, 12:00am PDT
Adaptively adjusting system parameters including bandwidth, transmit power and mode to maximize the "Bits Per-Joule" Energy Efficiency (BPJ-EE) in the downlink MIMO systems with imperfect Channel...
Provided by University of Science and Technology of China
-
White Papers
Improving Network Energy Efficiency Through Cooperative Idling in the Multi-Cell Systems
September 26, 2011, 12:00am PDT
Network Energy Efficiency (NEE) is considered as the metric to address the energy efficiency problem in the cooperative multi-cell systems in this paper. At first, three typical schemes with...
Provided by University of Science and Technology of China
-
White Papers
Wireless Data Multicasting With Switched Beamforming Antennas
August 3, 2010, 12:00am PDT
Using beamforming antennas to improve wireless multicast transmissions has received considerable attention recently. The paper proposes to partition all single-lobe beams into groups and to form...
Provided by University of Science and Technology of China
-
White Papers
A Novel Method for Petri Net Modeling
December 24, 2011, 12:00am PST
Message Sequence Chart (MSC) is a graphical trace language for describing the communication behaviour of distributed systems. In order to build a Petri Net model of a complex system, this paper...
Provided by University of Science and Technology of China
-
White Papers
QoS and Terminal Power-Aware Resource Allocation for Real-Time Traffic in e-MBMS System
November 14, 2011, 12:00am PST
This paper studies the issue of resource allocation of real-time traffic based on Quality of Service (QoS) and terminal power consumption in enhanced Multimedia Broadcast/Multicast Service...
Provided by University of Science and Technology of China
-
White Papers
Trust Management in the P2P Grid
March 1, 2009, 12:00am PST
Peer-To-Peer (P2P) Grid Computing has gained its popularity in many large scale distributed applications. Within such an environment, trust management is a complex and difficult task since the...
Provided by University of Science and Technology of China
-
White Papers
ATCS: A Novel Anonymous and Traceable Communication Scheme for Vehicular Ad Hoc Networks
September 1, 2011, 12:00am PDT
Generally vehicles in VANETs should periodically broad-cast safety messages. Since, safety messages contain traffic related information and are sensitive to location privacy, it is essential to...
Provided by University of Science and Technology of China
-
White Papers
Service Composition in Service-Oriented Wireless Sensor Networks With Persistent Queries
February 15, 2012, 12:00am PST
Service-oriented Wireless Sensor Network (WSN) has been recently proposed as an architecture to rapidly develop applications in WSNs. In WSNs, a query task may require a set of services and may be...
Provided by University of Science and Technology of China
-
White Papers
Joint Rate Selection and Wireless Network Coding for Time Critical Applications
December 13, 2011, 12:00am PST
In this paper, the authors dynamically select the transmission rate and design wireless network coding to improve the quality of services such as delay for time critical applications. With low...
Provided by University of Science and Technology of China
-
White Papers
Energy-Efficient Decentralized Event Detection in Large-Scale Wireless Sensor Networks
September 15, 2009, 12:00am PDT
This paper addresses the problem of decentralized event detection in large-scale Wireless Sensor Networks (WSNs). Comparing with centralized or hierarchical solutions, decentralized algorithms are...
Provided by University of Science and Technology of China
-
White Papers
Energy-Efficient Decentralized Event Detection in Large-Scale Wireless Sensor Networks
September 15, 2009, 12:00am PDT
This paper addresses the problem of decentralized event detection in large-scale Wireless Sensor Networks (WSNs). Comparing with centralized or hierarchical solutions, decentralized algorithms are...
Provided by University of Science and Technology of China
-
White Papers
Joint Rate Selection and Wireless Network Coding for Time Critical Applications
December 13, 2011, 12:00am PST
In this paper, the authors dynamically select the transmission rate and design wireless network coding to improve the quality of services such as delay for time critical applications. With low...
Provided by University of Science and Technology of China
-
White Papers
Service Composition in Service-Oriented Wireless Sensor Networks With Persistent Queries
February 15, 2012, 12:00am PST
Service-oriented Wireless Sensor Network (WSN) has been recently proposed as an architecture to rapidly develop applications in WSNs. In WSNs, a query task may require a set of services and may be...
Provided by University of Science and Technology of China
-
White Papers
ATCS: A Novel Anonymous and Traceable Communication Scheme for Vehicular Ad Hoc Networks
September 1, 2011, 12:00am PDT
Generally vehicles in VANETs should periodically broad-cast safety messages. Since, safety messages contain traffic related information and are sensitive to location privacy, it is essential to...
Provided by University of Science and Technology of China
-
White Papers
Trust Management in the P2P Grid
March 1, 2009, 12:00am PST
Peer-To-Peer (P2P) Grid Computing has gained its popularity in many large scale distributed applications. Within such an environment, trust management is a complex and difficult task since the...
Provided by University of Science and Technology of China
-
White Papers
QoS and Terminal Power-Aware Resource Allocation for Real-Time Traffic in e-MBMS System
November 14, 2011, 12:00am PST
This paper studies the issue of resource allocation of real-time traffic based on Quality of Service (QoS) and terminal power consumption in enhanced Multimedia Broadcast/Multicast Service...
Provided by University of Science and Technology of China
-
White Papers
A Novel Method for Petri Net Modeling
December 24, 2011, 12:00am PST
Message Sequence Chart (MSC) is a graphical trace language for describing the communication behaviour of distributed systems. In order to build a Petri Net model of a complex system, this paper...
Provided by University of Science and Technology of China
-
White Papers
Wireless Data Multicasting With Switched Beamforming Antennas
August 3, 2010, 12:00am PDT
Using beamforming antennas to improve wireless multicast transmissions has received considerable attention recently. The paper proposes to partition all single-lobe beams into groups and to form...
Provided by University of Science and Technology of China
-
White Papers
Improving Network Energy Efficiency Through Cooperative Idling in the Multi-Cell Systems
September 26, 2011, 12:00am PDT
Network Energy Efficiency (NEE) is considered as the metric to address the energy efficiency problem in the cooperative multi-cell systems in this paper. At first, three typical schemes with...
Provided by University of Science and Technology of China
-
White Papers
Improving Energy Efficiency Through Multimode Transmission in the Downlink MIMO Systems
September 26, 2011, 12:00am PDT
Adaptively adjusting system parameters including bandwidth, transmit power and mode to maximize the "Bits Per-Joule" Energy Efficiency (BPJ-EE) in the downlink MIMO systems with imperfect Channel...
Provided by University of Science and Technology of China
-
White Papers
A Traffic Queue-Aware MAC Protocol for Wireless Sensor Networks
July 28, 2007, 12:00am PDT
Wireless Sensor Networks have been widely used in many important areas. Medium Access Control (MAC) protocols take charge of the distribution and administration of sensor network's wireless...
Provided by University of Science and Technology of China
-
White Papers
Data Dissemination in Wireless Sensor Networks With Network Coding
April 25, 2010, 12:00am PDT
In Wireless Sensor Networks (WSNs), it is often necessary to update the software running on sensors, which requires reliable dissemination of large data objects to each sensor with energy...
Provided by University of Science and Technology of China
-
White Papers
Can Cloud Computing Be Used for Planning? An Initial Study
September 29, 2011, 12:00am PDT
Cloud computing is emerging as a prominent computing model. It provides a low-cost, highly accessible alternative to other traditional high-performance computing platforms. It also has many other...
Provided by University of Science and Technology of China
-
White Papers
QoS-Aware Target Coverage in Wireless Sensor Networks
September 30, 2006, 12:00am PDT
Wireless sensor networks have emerged recently as an effective way of monitoring remote or inhospitable physical targets, which usually have different QoS constraints, i.e., different targets may...
Provided by University of Science and Technology of China
-
White Papers
Joint Scheduling and Routing for Lifetime Elongation in Surveillance Sensor Networks
June 22, 2007, 12:00am PDT
In this paper, the authors address the problem of lifetime optimization under coverage and connectivity requirements for sensor networks where different targets need to be monitored by different...
Provided by University of Science and Technology of China
-
White Papers
Towards Wireless Security Without Computational Assumptions
July 5, 2010, 12:00am PDT
Wireless security has been an active research area since the last decade. A lot of studies of wireless security use cryptographic tools, but traditional cryptographic tools are normally based on...
Provided by University of Science and Technology of China
-
White Papers
Enhancing Network Transmission Capacity by Efficiently Allocating Node Capability
October 13, 2009, 12:00am PDT
A network's transmission capacity is the maximal rate of traffic inflow that the network can handle without causing congestion. Here the authors study how to enhance this quantity by...
Provided by University of Science and Technology of China
-
White Papers
Effective Software-Based Solution for Processing Mass Downstream Data in Interactive Push VOD System
June 9, 2009, 12:00am PDT
Interactive push VOD system is a new kind of system that incorporates push technology and interactive technique. It can push movies to users at high speeds at off-peak hours for optimal network...
Provided by University of Science and Technology of China
-
White Papers
Early Abandon to Accelerate Exact Dynamic Time Warping
April 1, 2009, 12:00am PDT
Dynamic time warping is one of the important distance measures in similarity search of time series; however, the exact calculation of dynamic time warping has become a bottleneck. The authors...
Provided by University of Science and Technology of China
-
White Papers
Minimum-Energy Multicasting in Asynchronous Duty-Cycled Wireless Ad Hoc Networks
September 14, 2010, 12:00am PDT
In Asynchronous Duty-Cycled Wireless Ad Hoc NETworks(ADC-WANETs), the nodes switch between active and dormant states, and each node can determine its active/dormant schedule independently. This...
Provided by University of Science and Technology of China
-
White Papers
Grooming of Dynamic Traffic in WDM Star and Tree Networks Using Genetic Algorithm
October 24, 2006, 12:00am PDT
The advances in WDM technology lead to the great interest in traffic grooming problems. As traffic often changes from time to time, the problem of grooming dynamic traffic is of great practical...
Provided by University of Science and Technology of China
-
White Papers
Middleware for Wireless Sensor Networks: A Survey
May 3, 2008, 12:00am PDT
Wireless Sensor Networks (WSNs) have found more and more applications in a variety of pervasive computing environments. However, how to support the development, maintenance, deployment and...
Provided by University of Science and Technology of China
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