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University of Electronic Science and Technology
(34 results)-
White Papers
A New Construction of Short Hierarchical Identity-Based Signature in the Standard Model
May 6, 2009, 12:00am PDT
This paper shows a new short Hierarchical Identity-Based Signature (HIBS) scheme is proposed in the standard model. This scheme has some advantages over the available schemes: the private keys...
Provided by Xi'an University of Electronic Science and Technology
-
White Papers
Encoded Packet-Assisted Rescue Approach to Reliable Unicast in Wireless Networks
September 20, 2010, 12:00am PDT
Recently, there has been a growing interest of using network coding to support reliable unicast over an error-prone channel. However, previous network coding schemes focused only on native packets...
Provided by University of Electronic Science and Technology of China
-
White Papers
An Efficient Retransmission Based on Network Coding With Unicast Flows
September 15, 2010, 12:00am PDT
Recently, network coding technique has emerged as a promising approach that supports reliable transmission over wireless loss channels. In existing protocols where users have no interest in...
Provided by University of Electronic Science and Technology of China
-
White Papers
Exponential Stability and Periodicity of a Class of Cellular Neural Networks With Time-Varying Delays
January 7, 2011, 12:00am PST
The problem of exponential stability and periodicity for a class of Delayed Cellular Neural Networks (DCNNs) with time-varying delays is investigated. By dividing the network state variables into...
Provided by University of Electronic Science and Technology of China
-
White Papers
General Authentication Test
April 25, 2008, 12:00am PDT
This paper elaborated on two limitations of authentication test. The first is not being applicable for protocols with test component encrypted. The authors analyzed the cause of this limitation,...
Provided by University of Electronic Science and Technology of China
-
White Papers
Route Selection Strategy Combined With Spectrum Characteristic in Cognitive Radio Networks
April 1, 2008, 12:00am PDT
This paper mainly considers the path stability and the interference to primary users. Stochastic processes and probability theory is used to analyze the spectrum stability. Furthermore, the path...
Provided by University of Electronic Science and Technology of China
-
White Papers
A Novel Model for Load Balancing in Cloud Data Center
April 1, 2011, 12:00am PDT
Cloud computing is an emerging computing paradigm and rising fast with its data center's growth at an unprecedented rate. Although the development tools and techniques for the cloud have been...
Provided by University of Electronic Science and Technology of China
-
Whitepapers
Interference Coordination in CoMP With Transmission Scheduling and Game Theoretical Power Reallocation
May 24, 2012, 12:00am PDT
In LTE-A (3GPP LTE-Advance) systems, CoMP (Cooperative Multi-Point) is adopted to enhance the performance of edge users. To maximize the edge user throughput, it is very crucial to properly...
Provided by University of Electronic Science and Technology
-
Whitepapers
Joint Optimal Sensing and Power Allocation for Cooperative Relay in Cognitive Radio Networks
May 24, 2012, 12:00am PDT
In this paper, the authors investigate the joint optimization of sensing and power allocation for cooperative relay in Cognitive Radio Networks (CRNs). Specifically, in the sensing time slot, the...
Provided by University of Electronic Science and Technology
-
Whitepapers
Encoded Packet-Assisted Reliable Transmission for Unicast Sessions in Wireless Networks
May 24, 2012, 12:00am PDT
In this paper, the authors propose an encoded packet-assisted retransmission, namely EAR, approach that use Opportunistic Network Coding (ONC) to improve the bandwidth efficiency for unicast...
Provided by University of Electronic Science and Technology
-
Whitepapers
An Improved Pilot-Assisted SNR Estimation for MBSFN Downlink Transmission
May 24, 2012, 12:00am PDT
Signal-to-Noise Ratio (SNR) is a crucial parameter for adaptive transmission in Orthogonal Frequency Division Multiplexing (OFDM) systems. For the OFDM-based Multicast/ Broadcast over Single...
Provided by University of Electronic Science and Technology
-
Whitepapers
A Joint Resource Allocation Scheme for OFDMA-Based Wireless Networks With Carrier Aggregation
March 12, 2012, 12:00am PDT
The mixture of users with different Carrier Aggregation (CA) capabilities presents new challenges to optimize the performance of the next generation wireless networks. This paper focuses on the...
Provided by University of Electronic Science and Technology
-
Whitepapers
An Expressive Decentralizing KP-ABE Scheme with Constant-Size Ciphertext
June 27, 2012, 12:00am PDT
Decentralizing attribute based encryption is a variant of multi-authority attribute based encryption which doesn't require a trusted central authority to conduct the system setup. In this paper,...
Provided by University of Electronic Science and Technology
-
Whitepapers
General Group Oriented ID-Based Cryptosystems with Chosen Plaintext Security
January 1, 2008, 12:00am PST
In a group oriented cryptosystem, a group of participants cooperatively decrypt the ciphertext of a message. More generally, a group oriented cryptosystem designates authorized subsets of...
Provided by University of Electronic Science and Technology
-
Whitepapers
Resource Allocation for QoS-Aware OFDMA Cellular Networks With Cooperative Relaying
January 1, 2011, 12:00am PST
This paper proposes a QoS-aware resource allocation scheme, called as Cooperative Resource Allocation scheme (CoRA), for relay-based OFDMA systems with both QoS and Best-Effort (BE) users. Using...
Provided by University of Electronic Science and Technology
-
Whitepapers
Study on MIMO Schemes for 3G-LTE Downlink
August 1, 2009, 12:00am PDT
The combination of MIMO and OFDM becomes a key standardization work for the downlink channel in 3G Long-Term Evolution (3G-LTE). This paper studies one of the core techniques of 3G-LTE downlink:...
Provided by University of Electronic Science and Technology
-
Whitepapers
An Interference Suppression Scheme for MIMO-OSTBC System
November 1, 2009, 12:00am PDT
Multiple Input Multiple Output (MIMO) technique is considered as a cost-effective and promising technique for the next generation wireless system. Orthogonal Space-Time Block Codes (OSTBC) scheme...
Provided by University of Electronic Science and Technology
-
Whitepapers
A Simple Adaptive P-Persistent MAC Scheme for Service Differentiation and Maximum Channel Utilization
January 1, 2008, 12:00am PST
In this paper, the authors propose an adaptive p-persistent MAC scheme, named QDA-MAC (QoS Differentiation based Adaptive MAC scheme), for WLAN to maximize the channel utilization and provide the...
Provided by University of Electronic Science and Technology
-
Whitepapers
Optimal Provisioning for Elastic Service Oriented Virtual Network Request in Cloud Computing
November 21, 2012, 12:00am PST
In the cloud computing paradigm users access applications/services hosted and run on virtual machines in interconnected datacenters. Applications from the same user may need to interact and change...
Provided by University of Electronic Science and Technology
-
Whitepapers
Triple-Star: A Coding Scheme with Optimal Encoding Complexity for Tolerating Triple Disk Failures in RAID
March 1, 2012, 12:00am PST
Low encoding/decoding complexity is essential for practical storage systems. This paper presents a new Maximum Distance Separable (MDS) array codes, called Triple-Star, for tolerating triple disk...
Provided by University of Electronic Science and Technology
-
Whitepapers
Analyzing the Factors Affecting Network Lifetime for Cluster-Based Wireless Sensor Networks
January 1, 2010, 12:00am PST
Cluster-based wireless sensor networks enable the efficient utilization of the limited energy resources of the deployed sensor nodes and hence prolong the node as well as network lifetime. Low...
Provided by University of Electronic Science and Technology of China
-
Whitepapers
Profit-Aware DVFS Enabled Resource Management of IaaS Cloud
March 1, 2013, 12:00am PST
Power consumption of IaaS Cloud is growing at a rapid pace during the last decade. This leads to high operational and maintenance cost, and also reducing the profit margin of IaaS Cloud providers....
Provided by University of Electronic Science and Technology
-
White Papers
Identity-Based Threshold Signature Secure in the Standard Model
January 1, 2010, 12:00am PST
Recently, design of IDentity-based (ID-based) threshold signature schemes which are efficient and provably secure in the standard model has drawn great concerns. In this paper, an ID-based...
Provided by University of Electronic Science and Technology of China
-
White Papers
Extracting contour lines from topographic maps based on cartography and graphics knowledge
October 1, 2009, 12:00am PDT
This paper addresses the problem of contour line extraction from scanned topographic maps in poor condition. A novel method is developed, using knowledge of cartography and graphics to extract...
Provided by University of Electronic Science and Technology of China
-
White Papers
A Group-Based Data Transmission Algorithm in Delay Tolerant Sensor Networks
February 1, 2012, 12:00am PST
This paper proposes an efficient data delivery algorithm called Group-based Data Transmission (GDT) for Delay Tolerant Mobile Sensor Networks (DTMSN). In GDT, the authors introduce the principle...
Provided by University of Electronic Science and Technology of China
-
White Papers
Grid-Based Selective Replication Adaptive Data Delivery Scheme for Delay Tolerant Sensor Networks
January 1, 2012, 12:00am PST
Delay Tolerant Networks (DTNs) is a class of networks where there may not exist the end-to-end paths, and communication routes may only be available through moving. For this reason, DTNs can also...
Provided by University of Electronic Science and Technology of China
-
White Papers
Performance of Polarimetric Statistical MIMO Radar on Stealth Target Detection
January 1, 2012, 12:00am PST
Multiple Input Multiple Output (MIMO) radar with widely separated antennas exploits spatial diversity to obtain more information about target while polarimetric radar offers improved performance...
Provided by University of Electronic Science and Technology of China
-
White Papers
Research of Discrete/Continuous Mixed Demand for Mobile Communication Tariff Under Nonlinear Pricing Frame
March 1, 2011, 12:00am PST
This paper attempts to discuss the tariff choice behavior under non-linear pricing frame. The essay first makes a summary of the traditional theoretical, and then modify the traditional D/C model,...
Provided by University of Electronic Science and Technology of China
-
White Papers
Flow-Based Travel Plan Via VANET
June 1, 2011, 12:00am PDT
As the traffic congestion increases, vehicles can make a route design aiming at minimizing the travel time through geography information provided by GPS device. However, whether the shortest route...
Provided by University of Electronic Science and Technology of China
-
White Papers
Tracking Moving Object Via Unscented Particle Filter in Sensor Network
December 1, 2011, 12:00am PST
Moving object tracking is one of the typical applications in Wireless Sensor Network (WSN). As a result, a lot of important solutions have been proposed in the last decade, toward addressing...
Provided by University of Electronic Science and Technology of China
-
White Papers
Preference Location-Based Routing in Delay Tolerant Networks
December 23, 2011, 12:00am PST
Routing in Delay Tolerant Networks (DTNs) is a challenge due to the fact that the network graph is intermittently connected. However, routing benefits considerably if one can take advantage of...
Provided by University of Electronic Science and Technology of China
-
White Papers
A Resource Allocation Algorithm in Cognitive Radio Networks Based on Cooperative Game Theory Approach
August 1, 2010, 12:00am PDT
In cognitive networks, the parameters of radios were adapted to achieve end-to-end or network objectives such as spectral or energy efficiency, reliability, or throughput maximization. In these...
Provided by University of Electronic Science and Technology of China
-
White Papers
Soft-Output MIMO MMSE V-BLAST Detector Under ML Channel Estimation and Channel Correlation
November 15, 2008, 12:00am PST
In practical wireless Multiple-Input Multiple-Output (MIMO) communications system, the channel estimation must be imperfect. Unfortunately, the channel estimation errors have not been taken into...
Provided by University of Electronic Science and Technology of China
-
White Papers
A Novel Mutual Authentication Scheme Based on Fingerprint Biometric and Nonce Using Smart Cards
October 1, 2011, 12:00am PDT
In 2007, Khan-Zhang made an enhancement based on Lin-Lai's flexible biometrics remote user authentication scheme. The scheme has the merits of providing mutual authentication, no verification...
Provided by University of Electronic Science and Technology of China
-
Whitepapers
Profit-Aware DVFS Enabled Resource Management of IaaS Cloud
March 1, 2013, 12:00am PST
Power consumption of IaaS Cloud is growing at a rapid pace during the last decade. This leads to high operational and maintenance cost, and also reducing the profit margin of IaaS Cloud providers....
Provided by University of Electronic Science and Technology
-
Whitepapers
Analyzing the Factors Affecting Network Lifetime for Cluster-Based Wireless Sensor Networks
January 1, 2010, 12:00am PST
Cluster-based wireless sensor networks enable the efficient utilization of the limited energy resources of the deployed sensor nodes and hence prolong the node as well as network lifetime. Low...
Provided by University of Electronic Science and Technology of China
-
Whitepapers
Triple-Star: A Coding Scheme with Optimal Encoding Complexity for Tolerating Triple Disk Failures in RAID
March 1, 2012, 12:00am PST
Low encoding/decoding complexity is essential for practical storage systems. This paper presents a new Maximum Distance Separable (MDS) array codes, called Triple-Star, for tolerating triple disk...
Provided by University of Electronic Science and Technology
-
Whitepapers
Optimal Provisioning for Elastic Service Oriented Virtual Network Request in Cloud Computing
November 21, 2012, 12:00am PST
In the cloud computing paradigm users access applications/services hosted and run on virtual machines in interconnected datacenters. Applications from the same user may need to interact and change...
Provided by University of Electronic Science and Technology
-
Whitepapers
A Simple Adaptive P-Persistent MAC Scheme for Service Differentiation and Maximum Channel Utilization
January 1, 2008, 12:00am PST
In this paper, the authors propose an adaptive p-persistent MAC scheme, named QDA-MAC (QoS Differentiation based Adaptive MAC scheme), for WLAN to maximize the channel utilization and provide the...
Provided by University of Electronic Science and Technology
-
Whitepapers
An Interference Suppression Scheme for MIMO-OSTBC System
November 1, 2009, 12:00am PDT
Multiple Input Multiple Output (MIMO) technique is considered as a cost-effective and promising technique for the next generation wireless system. Orthogonal Space-Time Block Codes (OSTBC) scheme...
Provided by University of Electronic Science and Technology
-
Whitepapers
Study on MIMO Schemes for 3G-LTE Downlink
August 1, 2009, 12:00am PDT
The combination of MIMO and OFDM becomes a key standardization work for the downlink channel in 3G Long-Term Evolution (3G-LTE). This paper studies one of the core techniques of 3G-LTE downlink:...
Provided by University of Electronic Science and Technology
-
Whitepapers
Resource Allocation for QoS-Aware OFDMA Cellular Networks With Cooperative Relaying
January 1, 2011, 12:00am PST
This paper proposes a QoS-aware resource allocation scheme, called as Cooperative Resource Allocation scheme (CoRA), for relay-based OFDMA systems with both QoS and Best-Effort (BE) users. Using...
Provided by University of Electronic Science and Technology
-
Whitepapers
General Group Oriented ID-Based Cryptosystems with Chosen Plaintext Security
January 1, 2008, 12:00am PST
In a group oriented cryptosystem, a group of participants cooperatively decrypt the ciphertext of a message. More generally, a group oriented cryptosystem designates authorized subsets of...
Provided by University of Electronic Science and Technology
-
Whitepapers
An Expressive Decentralizing KP-ABE Scheme with Constant-Size Ciphertext
June 27, 2012, 12:00am PDT
Decentralizing attribute based encryption is a variant of multi-authority attribute based encryption which doesn't require a trusted central authority to conduct the system setup. In this paper,...
Provided by University of Electronic Science and Technology
-
Whitepapers
A Joint Resource Allocation Scheme for OFDMA-Based Wireless Networks With Carrier Aggregation
March 12, 2012, 12:00am PDT
The mixture of users with different Carrier Aggregation (CA) capabilities presents new challenges to optimize the performance of the next generation wireless networks. This paper focuses on the...
Provided by University of Electronic Science and Technology
-
Whitepapers
An Improved Pilot-Assisted SNR Estimation for MBSFN Downlink Transmission
May 24, 2012, 12:00am PDT
Signal-to-Noise Ratio (SNR) is a crucial parameter for adaptive transmission in Orthogonal Frequency Division Multiplexing (OFDM) systems. For the OFDM-based Multicast/ Broadcast over Single...
Provided by University of Electronic Science and Technology
-
Whitepapers
Encoded Packet-Assisted Reliable Transmission for Unicast Sessions in Wireless Networks
May 24, 2012, 12:00am PDT
In this paper, the authors propose an encoded packet-assisted retransmission, namely EAR, approach that use Opportunistic Network Coding (ONC) to improve the bandwidth efficiency for unicast...
Provided by University of Electronic Science and Technology
-
Whitepapers
Joint Optimal Sensing and Power Allocation for Cooperative Relay in Cognitive Radio Networks
May 24, 2012, 12:00am PDT
In this paper, the authors investigate the joint optimization of sensing and power allocation for cooperative relay in Cognitive Radio Networks (CRNs). Specifically, in the sensing time slot, the...
Provided by University of Electronic Science and Technology
-
Whitepapers
Interference Coordination in CoMP With Transmission Scheduling and Game Theoretical Power Reallocation
May 24, 2012, 12:00am PDT
In LTE-A (3GPP LTE-Advance) systems, CoMP (Cooperative Multi-Point) is adopted to enhance the performance of edge users. To maximize the edge user throughput, it is very crucial to properly...
Provided by University of Electronic Science and Technology
-
White Papers
A Novel Mutual Authentication Scheme Based on Fingerprint Biometric and Nonce Using Smart Cards
October 1, 2011, 12:00am PDT
In 2007, Khan-Zhang made an enhancement based on Lin-Lai's flexible biometrics remote user authentication scheme. The scheme has the merits of providing mutual authentication, no verification...
Provided by University of Electronic Science and Technology of China
-
White Papers
Soft-Output MIMO MMSE V-BLAST Detector Under ML Channel Estimation and Channel Correlation
November 15, 2008, 12:00am PST
In practical wireless Multiple-Input Multiple-Output (MIMO) communications system, the channel estimation must be imperfect. Unfortunately, the channel estimation errors have not been taken into...
Provided by University of Electronic Science and Technology of China
-
White Papers
A Resource Allocation Algorithm in Cognitive Radio Networks Based on Cooperative Game Theory Approach
August 1, 2010, 12:00am PDT
In cognitive networks, the parameters of radios were adapted to achieve end-to-end or network objectives such as spectral or energy efficiency, reliability, or throughput maximization. In these...
Provided by University of Electronic Science and Technology of China
-
White Papers
Preference Location-Based Routing in Delay Tolerant Networks
December 23, 2011, 12:00am PST
Routing in Delay Tolerant Networks (DTNs) is a challenge due to the fact that the network graph is intermittently connected. However, routing benefits considerably if one can take advantage of...
Provided by University of Electronic Science and Technology of China
-
White Papers
Tracking Moving Object Via Unscented Particle Filter in Sensor Network
December 1, 2011, 12:00am PST
Moving object tracking is one of the typical applications in Wireless Sensor Network (WSN). As a result, a lot of important solutions have been proposed in the last decade, toward addressing...
Provided by University of Electronic Science and Technology of China
-
White Papers
Flow-Based Travel Plan Via VANET
June 1, 2011, 12:00am PDT
As the traffic congestion increases, vehicles can make a route design aiming at minimizing the travel time through geography information provided by GPS device. However, whether the shortest route...
Provided by University of Electronic Science and Technology of China
-
White Papers
Research of Discrete/Continuous Mixed Demand for Mobile Communication Tariff Under Nonlinear Pricing Frame
March 1, 2011, 12:00am PST
This paper attempts to discuss the tariff choice behavior under non-linear pricing frame. The essay first makes a summary of the traditional theoretical, and then modify the traditional D/C model,...
Provided by University of Electronic Science and Technology of China
-
White Papers
Performance of Polarimetric Statistical MIMO Radar on Stealth Target Detection
January 1, 2012, 12:00am PST
Multiple Input Multiple Output (MIMO) radar with widely separated antennas exploits spatial diversity to obtain more information about target while polarimetric radar offers improved performance...
Provided by University of Electronic Science and Technology of China
-
White Papers
Grid-Based Selective Replication Adaptive Data Delivery Scheme for Delay Tolerant Sensor Networks
January 1, 2012, 12:00am PST
Delay Tolerant Networks (DTNs) is a class of networks where there may not exist the end-to-end paths, and communication routes may only be available through moving. For this reason, DTNs can also...
Provided by University of Electronic Science and Technology of China
-
White Papers
A Group-Based Data Transmission Algorithm in Delay Tolerant Sensor Networks
February 1, 2012, 12:00am PST
This paper proposes an efficient data delivery algorithm called Group-based Data Transmission (GDT) for Delay Tolerant Mobile Sensor Networks (DTMSN). In GDT, the authors introduce the principle...
Provided by University of Electronic Science and Technology of China
-
White Papers
Extracting contour lines from topographic maps based on cartography and graphics knowledge
October 1, 2009, 12:00am PDT
This paper addresses the problem of contour line extraction from scanned topographic maps in poor condition. A novel method is developed, using knowledge of cartography and graphics to extract...
Provided by University of Electronic Science and Technology of China
-
White Papers
Identity-Based Threshold Signature Secure in the Standard Model
January 1, 2010, 12:00am PST
Recently, design of IDentity-based (ID-based) threshold signature schemes which are efficient and provably secure in the standard model has drawn great concerns. In this paper, an ID-based...
Provided by University of Electronic Science and Technology of China
-
White Papers
A Novel Model for Load Balancing in Cloud Data Center
April 1, 2011, 12:00am PDT
Cloud computing is an emerging computing paradigm and rising fast with its data center's growth at an unprecedented rate. Although the development tools and techniques for the cloud have been...
Provided by University of Electronic Science and Technology of China
-
White Papers
Route Selection Strategy Combined With Spectrum Characteristic in Cognitive Radio Networks
April 1, 2008, 12:00am PDT
This paper mainly considers the path stability and the interference to primary users. Stochastic processes and probability theory is used to analyze the spectrum stability. Furthermore, the path...
Provided by University of Electronic Science and Technology of China
-
White Papers
General Authentication Test
April 25, 2008, 12:00am PDT
This paper elaborated on two limitations of authentication test. The first is not being applicable for protocols with test component encrypted. The authors analyzed the cause of this limitation,...
Provided by University of Electronic Science and Technology of China
-
White Papers
Exponential Stability and Periodicity of a Class of Cellular Neural Networks With Time-Varying Delays
January 7, 2011, 12:00am PST
The problem of exponential stability and periodicity for a class of Delayed Cellular Neural Networks (DCNNs) with time-varying delays is investigated. By dividing the network state variables into...
Provided by University of Electronic Science and Technology of China
-
White Papers
An Efficient Retransmission Based on Network Coding With Unicast Flows
September 15, 2010, 12:00am PDT
Recently, network coding technique has emerged as a promising approach that supports reliable transmission over wireless loss channels. In existing protocols where users have no interest in...
Provided by University of Electronic Science and Technology of China
-
White Papers
Encoded Packet-Assisted Rescue Approach to Reliable Unicast in Wireless Networks
September 20, 2010, 12:00am PDT
Recently, there has been a growing interest of using network coding to support reliable unicast over an error-prone channel. However, previous network coding schemes focused only on native packets...
Provided by University of Electronic Science and Technology of China
-
White Papers
A New Construction of Short Hierarchical Identity-Based Signature in the Standard Model
May 6, 2009, 12:00am PDT
This paper shows a new short Hierarchical Identity-Based Signature (HIBS) scheme is proposed in the standard model. This scheme has some advantages over the available schemes: the private keys...
Provided by Xi'an University of Electronic Science and Technology
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