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Xidian University
(26 results)-
White Papers
A Hypercube-Based Scalable Interconnection Network for Massively Parallel Computing
October 1, 2008, 12:00am PDT
An important issues in the design of interconnection networks for massively parallel computers is scalability. A new scalable interconnection network topology, called Double-Loop Hypercube (DLH),...
Provided by Xidian University
-
White Papers
A New Graphical Password Scheme Against Spyware by Using CAPTCHA
May 28, 2009, 12:00am PDT
The security and usability problems inherent in text-based password schemes have resulted in the development of graphical password schemes as a possible alternative. However, most of the current...
Provided by Xidian University
-
White Papers
An Improvement of GAF for Lifetime Elongation in Wireless Sensor Networks
October 5, 2010, 12:00am PDT
The introduction of GAF into field of WSN has help save sensor's energy to a large extent in some cases. Nevertheless, the traditional GAF still cannot reach the optimum energy usage since it...
Provided by Xidian University
-
White Papers
Overview of Routing in Dynamic Wireless Sensor Networks
July 1, 2010, 12:00am PDT
Dynamic Wireless Sensor Networks (DWSN) break out the limit that both nodes and sinks are static in traditional wireless sensor networks, thereby prolong network lifetime. DWSN is very practical...
Provided by Xidian University
-
White Papers
Meet-in-the-Middle Attack on 8 Rounds of the AES Block Cipher Under 192 Key Bits
October 20, 2010, 12:00am PDT
The AES block cipher has a 128-bit block length and a user key of 128, 192 or 256 bits, released by NIST for data encryption in the USA; it became an ISO international standard in 2005. In 2008,...
Provided by Xidian University
-
White Papers
Hard Fault Analysis of Trivium
July 14, 2009, 12:00am PDT
Fault analysis is a powerful attack to stream ciphers. Up to now, the major idea of fault analysis is to simplify the cipher system by injecting some soft faults. The authors call it soft fault...
Provided by Xidian University
-
White Papers
Efficient and Provably Secure Multi-Recipient Signcryption From Bilinear Pairings
July 4, 2009, 12:00am PDT
Signcryption is a cryptographic primitive that performs signature and encryption simultaneously, at a lower computational costs and communication overheads than the signature-then-encryption...
Provided by Xidian University
-
White Papers
Sparsity-Based Image Denoising Via Dictionary Learning and Structural Clustering
February 28, 2011, 12:00am PST
Where does the sparsity in image signals come from? Local and nonlocal image models have supplied complementary views toward the regularity in natural images - the former attempts to construct or...
Provided by Xidian University
-
White Papers
Virtual Grid Spatial Reusing Algorithm for MAC Address Assignment in Wireless Sensor Network
April 25, 2008, 12:00am PDT
With the development of the wireless communication and micro-elector-mechanism-system, the low-cost, low-power, multifunctional sensor nodes have emerged in recent years. Wireless sensor network...
Provided by Xidian University
-
White Papers
A Game Approach for Cell Selection and Resource Allocation in Heterogeneous Wireless Networks
April 14, 2011, 12:00am PDT
Cell Selection and Resource Allocation (CS-RA) are processes of determining cell and radio resource which provide service to Mobile Station (MS). Optimizing these processes is an important step...
Provided by Xidian University
-
White Papers
A Survey on Routing Protocols for Large-Scale Wireless Sensor Networks
March 24, 2011, 12:00am PDT
With the advances in micro-electronics, wireless sensor devices have been made much smaller and more integrated, and large-scale Wireless Sensor Networks (WSNs) based the cooperation among the...
Provided by Xidian University
-
White Papers
Max-flow Capacity for Multi-Hop Mobile Wireless Networks
October 1, 2011, 12:00am PDT
In this paper, the mobility of multi-hop wireless networks is considered as a key factor influencing max-flow capacity, and a new unified analytical expression of the maximum flow capacity of a...
Provided by Xidian University
-
White Papers
A USIM-Based Uniform Access Authentication Framework in Mobile Communication
October 1, 2010, 12:00am PDT
With the rapid development of the mobile communication and wireless access technologies, the interworking of heterogeneous networks turns into a trend and various wireless networks are getting...
Provided by Xidian University
-
White Papers
Load Balanced Rendezvous Data Collection in Wireless Sensor Networks
August 27, 2011, 12:00am PDT
The authors study the rendezvous data collection problem for the mobile sink in wireless sensor networks. They introduce to jointly optimize trajectory planning for the mobile sink and workload...
Provided by Xidian University
-
White Papers
Efficient Secure Multicast Route Using Genetic Algorithms for Wireless Sensor and Actor Networks
April 29, 2010, 12:00am PDT
Multicast routing is very important for Wireless Sensor and Actor Networks (WSANs), where the decisions or control information from actors will be delivered to sensors over each link of the WSANs...
Provided by Xidian University
-
White Papers
Efficient Security Transmission Protocol With Identity-Based Encryption in Wireless Mesh Networks
April 12, 2010, 12:00am PDT
The wireless mesh network is a new networking technology, but the security information transmission of Mesh Points (MPs) is still a discussion for the requirements of convenience, flexibility and...
Provided by Xidian University
-
White Papers
A Novel Data Communication Approach in Wireless Sensor Networks
May 2, 2010, 12:00am PDT
The authors propose a novel clustered routing approach with the separation of path findings from data transfer in wireless sensor networks. The proposed protocol differs the traditional clustered...
Provided by Xidian University
-
White Papers
A Power Control Algorithm Based on Non-Cooperative Game for Wireless CDMA Sensor Networks
June 1, 2010, 12:00am PDT
How to improve energy efficiency of WSNs (Wireless Sensor Network) is an important problem on the design of WSNs, for the demand of Multi-Services, a non-cooperative game power control model is...
Provided by Xidian University
-
White Papers
Analyzing Requirements of Customer for WLAN using Novel Two-stage Method
February 1, 2012, 12:00am PST
In order to analyze the requirement of customer for WLAN, the authors propose a novel two-stage analysis method: in the first stage, all data points are clustered to several communities by...
Provided by Xidian University
-
White Papers
The Face Recognition Method of the Two-Direction Variation of 2DPCA
February 1, 2011, 12:00am PST
This paper first discusses the relationship of Principal Component Analysis (PCA) and 2-Dimensional PCA (2DPCA). For 2DPCA eliminating some covariance information which can be useful for...
Provided by Xidian University
-
White Papers
Low Power Asynchronous Wrapper for Network on Chips With Dynamic Frequency Scaling and Power Cut Off
May 1, 2011, 12:00am PDT
Large power consumptions and frequency non-tunable are two shortcomings existing in conventional asynchronous wrapper of network on chips. This paper proposes a low power variable frequency...
Provided by Xidian University
-
White Papers
A Fast Seamless Handoff Scheme Between IEEE 802.11 and EPS Networks Using Optimized Proxy Mobile IPv6
August 1, 2011, 12:00am PDT
Evolved Packet System (EPS) presents the EPS evolution of the 3G/UMTS standard introduced by the 3rd Generation Partnership Project (3GPP) standard committee. Inter-working issues between EPS and...
Provided by Xidian University
-
White Papers
Interference Suppression for Global Positioning System Using Self-Coherent MUSIC
September 1, 2011, 12:00am PDT
In this paper, a two stage GPS anti-jamming processor based on subspace and self-coherent property of the C/A code is proposed. Firstly, the array received signals are projected onto the...
Provided by Xidian University
-
White Papers
A Proxy Re-Encryption Based Sharing Model for DRM
November 1, 2011, 12:00am PDT
Content sharing is one of the most significant issues of Digital Rights Management (DRM). There are many requirements of rational content sharing between different users who are not family...
Provided by Xidian University
-
White Papers
Efficient and Identity-Based Signcryption With Provably-Secure
October 1, 2010, 12:00am PDT
The idea of signcryption is to provide a method to encrypt and sign data together, so it is more efficient than using an encryption scheme combined with a signature scheme. The authors present an...
Provided by Xidian University
-
Whitepapers
Knox: Privacy-Preserving Auditing for Shared Data With Large Groups in the Cloud
April 23, 2012, 12:00am PDT
With cloud computing and storage services, data is not only stored in the cloud, but routinely shared among a large number of users in a group. It remains elusive, however, to design an efficient...
Provided by Xidian University
-
Whitepapers
Knox: Privacy-Preserving Auditing for Shared Data With Large Groups in the Cloud
April 23, 2012, 12:00am PDT
With cloud computing and storage services, data is not only stored in the cloud, but routinely shared among a large number of users in a group. It remains elusive, however, to design an efficient...
Provided by Xidian University
-
White Papers
Efficient and Identity-Based Signcryption With Provably-Secure
October 1, 2010, 12:00am PDT
The idea of signcryption is to provide a method to encrypt and sign data together, so it is more efficient than using an encryption scheme combined with a signature scheme. The authors present an...
Provided by Xidian University
-
White Papers
A Proxy Re-Encryption Based Sharing Model for DRM
November 1, 2011, 12:00am PDT
Content sharing is one of the most significant issues of Digital Rights Management (DRM). There are many requirements of rational content sharing between different users who are not family...
Provided by Xidian University
-
White Papers
Interference Suppression for Global Positioning System Using Self-Coherent MUSIC
September 1, 2011, 12:00am PDT
In this paper, a two stage GPS anti-jamming processor based on subspace and self-coherent property of the C/A code is proposed. Firstly, the array received signals are projected onto the...
Provided by Xidian University
-
White Papers
A Fast Seamless Handoff Scheme Between IEEE 802.11 and EPS Networks Using Optimized Proxy Mobile IPv6
August 1, 2011, 12:00am PDT
Evolved Packet System (EPS) presents the EPS evolution of the 3G/UMTS standard introduced by the 3rd Generation Partnership Project (3GPP) standard committee. Inter-working issues between EPS and...
Provided by Xidian University
-
White Papers
Low Power Asynchronous Wrapper for Network on Chips With Dynamic Frequency Scaling and Power Cut Off
May 1, 2011, 12:00am PDT
Large power consumptions and frequency non-tunable are two shortcomings existing in conventional asynchronous wrapper of network on chips. This paper proposes a low power variable frequency...
Provided by Xidian University
-
White Papers
The Face Recognition Method of the Two-Direction Variation of 2DPCA
February 1, 2011, 12:00am PST
This paper first discusses the relationship of Principal Component Analysis (PCA) and 2-Dimensional PCA (2DPCA). For 2DPCA eliminating some covariance information which can be useful for...
Provided by Xidian University
-
White Papers
Analyzing Requirements of Customer for WLAN using Novel Two-stage Method
February 1, 2012, 12:00am PST
In order to analyze the requirement of customer for WLAN, the authors propose a novel two-stage analysis method: in the first stage, all data points are clustered to several communities by...
Provided by Xidian University
-
White Papers
A Power Control Algorithm Based on Non-Cooperative Game for Wireless CDMA Sensor Networks
June 1, 2010, 12:00am PDT
How to improve energy efficiency of WSNs (Wireless Sensor Network) is an important problem on the design of WSNs, for the demand of Multi-Services, a non-cooperative game power control model is...
Provided by Xidian University
-
White Papers
A Novel Data Communication Approach in Wireless Sensor Networks
May 2, 2010, 12:00am PDT
The authors propose a novel clustered routing approach with the separation of path findings from data transfer in wireless sensor networks. The proposed protocol differs the traditional clustered...
Provided by Xidian University
-
White Papers
Efficient Security Transmission Protocol With Identity-Based Encryption in Wireless Mesh Networks
April 12, 2010, 12:00am PDT
The wireless mesh network is a new networking technology, but the security information transmission of Mesh Points (MPs) is still a discussion for the requirements of convenience, flexibility and...
Provided by Xidian University
-
White Papers
Efficient Secure Multicast Route Using Genetic Algorithms for Wireless Sensor and Actor Networks
April 29, 2010, 12:00am PDT
Multicast routing is very important for Wireless Sensor and Actor Networks (WSANs), where the decisions or control information from actors will be delivered to sensors over each link of the WSANs...
Provided by Xidian University
-
White Papers
Load Balanced Rendezvous Data Collection in Wireless Sensor Networks
August 27, 2011, 12:00am PDT
The authors study the rendezvous data collection problem for the mobile sink in wireless sensor networks. They introduce to jointly optimize trajectory planning for the mobile sink and workload...
Provided by Xidian University
-
White Papers
A USIM-Based Uniform Access Authentication Framework in Mobile Communication
October 1, 2010, 12:00am PDT
With the rapid development of the mobile communication and wireless access technologies, the interworking of heterogeneous networks turns into a trend and various wireless networks are getting...
Provided by Xidian University
-
White Papers
Max-flow Capacity for Multi-Hop Mobile Wireless Networks
October 1, 2011, 12:00am PDT
In this paper, the mobility of multi-hop wireless networks is considered as a key factor influencing max-flow capacity, and a new unified analytical expression of the maximum flow capacity of a...
Provided by Xidian University
-
White Papers
A Survey on Routing Protocols for Large-Scale Wireless Sensor Networks
March 24, 2011, 12:00am PDT
With the advances in micro-electronics, wireless sensor devices have been made much smaller and more integrated, and large-scale Wireless Sensor Networks (WSNs) based the cooperation among the...
Provided by Xidian University
-
White Papers
A Game Approach for Cell Selection and Resource Allocation in Heterogeneous Wireless Networks
April 14, 2011, 12:00am PDT
Cell Selection and Resource Allocation (CS-RA) are processes of determining cell and radio resource which provide service to Mobile Station (MS). Optimizing these processes is an important step...
Provided by Xidian University
-
White Papers
Virtual Grid Spatial Reusing Algorithm for MAC Address Assignment in Wireless Sensor Network
April 25, 2008, 12:00am PDT
With the development of the wireless communication and micro-elector-mechanism-system, the low-cost, low-power, multifunctional sensor nodes have emerged in recent years. Wireless sensor network...
Provided by Xidian University
-
White Papers
Sparsity-Based Image Denoising Via Dictionary Learning and Structural Clustering
February 28, 2011, 12:00am PST
Where does the sparsity in image signals come from? Local and nonlocal image models have supplied complementary views toward the regularity in natural images - the former attempts to construct or...
Provided by Xidian University
-
White Papers
Efficient and Provably Secure Multi-Recipient Signcryption From Bilinear Pairings
July 4, 2009, 12:00am PDT
Signcryption is a cryptographic primitive that performs signature and encryption simultaneously, at a lower computational costs and communication overheads than the signature-then-encryption...
Provided by Xidian University
-
White Papers
Hard Fault Analysis of Trivium
July 14, 2009, 12:00am PDT
Fault analysis is a powerful attack to stream ciphers. Up to now, the major idea of fault analysis is to simplify the cipher system by injecting some soft faults. The authors call it soft fault...
Provided by Xidian University
-
White Papers
Meet-in-the-Middle Attack on 8 Rounds of the AES Block Cipher Under 192 Key Bits
October 20, 2010, 12:00am PDT
The AES block cipher has a 128-bit block length and a user key of 128, 192 or 256 bits, released by NIST for data encryption in the USA; it became an ISO international standard in 2005. In 2008,...
Provided by Xidian University
-
White Papers
Overview of Routing in Dynamic Wireless Sensor Networks
July 1, 2010, 12:00am PDT
Dynamic Wireless Sensor Networks (DWSN) break out the limit that both nodes and sinks are static in traditional wireless sensor networks, thereby prolong network lifetime. DWSN is very practical...
Provided by Xidian University
-
White Papers
An Improvement of GAF for Lifetime Elongation in Wireless Sensor Networks
October 5, 2010, 12:00am PDT
The introduction of GAF into field of WSN has help save sensor's energy to a large extent in some cases. Nevertheless, the traditional GAF still cannot reach the optimum energy usage since it...
Provided by Xidian University
-
White Papers
A New Graphical Password Scheme Against Spyware by Using CAPTCHA
May 28, 2009, 12:00am PDT
The security and usability problems inherent in text-based password schemes have resulted in the development of graphical password schemes as a possible alternative. However, most of the current...
Provided by Xidian University
-
White Papers
A Hypercube-Based Scalable Interconnection Network for Massively Parallel Computing
October 1, 2008, 12:00am PDT
An important issues in the design of interconnection networks for massively parallel computers is scalability. A new scalable interconnection network topology, called Double-Loop Hypercube (DLH),...
Provided by Xidian University
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