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Inha University
(35 results)-
White Papers
Processing of GPS Data With Difference HDOP in Guide Robot for the Visually Impaired
October 31, 2007, 12:00am PDT
The main object of global localization of the guide robot is reducing the position error. The common solutions of reducing position error is using DGPS or integrate GPS and INS. whereas, it's hard...
Provided by Inha University
-
White Papers
An Overview of IEEE 802.15.6 Standard
February 20, 2011, 12:00am PST
Wireless Body Area Network (WBAN) has emerged as a key technology to provide real-time health monitoring of a patient and diagnose many life threatening diseases. WBAN operates in close vicinity...
Provided by Inha University
-
White Papers
Improvement of Das's Two-Factor Authentication Protocol in Wireless Sensor Networks
December 21, 2009, 12:00am PST
User authentication is essential for customized services and privileged access control in wireless sensor network. In 2009, Das proposed a novel two-factor authentication scheme for wireless...
Provided by Inha University
-
White Papers
A Study of IEEE 802.15.4 Security Framework for Wireless Body Area Networks
January 26, 2011, 12:00am PST
A Wireless Body Area Network (WBAN) is a collection of low-power and lightweight wireless sensor nodes that are used to monitor the human body functions and the surrounding environment. It...
Provided by Inha University
-
White Papers
A Review of Wireless Body Area Networks for Medical Applications
August 3, 2010, 12:00am PDT
Recent advances in Micro-Electro-Mechanical Systems (MEMS) technology, integrated circuits, and wireless communication have allowed the realization of Wireless Body Area Networks (WBANs). WBANs...
Provided by Inha University
-
White Papers
Privacy in Location Based Services: Primitives Toward the Solution
March 16, 2009, 12:00am PDT
Location Based Services (LBS) are one of the most promising and innovative directions of convergence technologies resulting of emergence of several fields including database systems, mobile...
Provided by Inha University
-
White Papers
Performance Analysis of Two-Hop Cooperative MIMO Transmission With Best Relay Selection in Rayleigh Fading Channel
January 1, 2011, 12:00am PST
Wireless Relaying is a promising solution to overcome the channel impairments and provides high data rate coverage that appears for beyond 3G mobile communications. In this paper the authors...
Provided by Inha University
-
White Papers
Comparison of Different Broadcast Schemes for Multi-Hop Wireless Sensor Networks
July 1, 2010, 12:00am PDT
The IEEE 802.11 standard is widely used and deployed in wireless systems. IEEE 802.11 MAC protocol allows multiple nodes to share the wireless medium without any central coordinator. If two nodes...
Provided by Inha University
-
White Papers
Security Analysis of a Threshold Proxy Signature Scheme
July 16, 2010, 12:00am PDT
The t-out-of-n threshold proxy signatures allow an original signer to delegate his signing capability to a group of proxy signers, and t or more proxy signers can generate valid signatures by...
Provided by Inha University
-
White Papers
Layered Multiple Description Coding for Robust Video Transmission Over Wireless Ad-Hoc Networks
June 9, 2009, 12:00am PDT
This paper presents a video transmission system using layered Multiple Description (Coding (MDC) and multi-path transport for reliable video communications in wireless ad-hoc networks. The...
Provided by Inha University
-
White Papers
Radio Transmission Performance of EPCglobal Gen-2 RFID System
November 3, 2009, 12:00am PST
RFID (Radio Frequency IDentification) is a technology where the reader accesses automatically the data stored on the tag, label, or card, which has built in a micro-chip. EPCglobal Class-1...
Provided by Inha University
-
White Papers
MIMO Cluster Cooperative Assignment Cross Layer Scheme for Hybrid Wireless Sensor Networks
September 28, 2009, 12:00am PDT
The dual-cross scenario of the hybrid Wireless Sensor Networks (WSNs) is studied and a novel MIMO Cluster Cooperative Assignment Cross Layer Scheduling Scheme (MCCA-CLSS) is proposed in this...
Provided by Inha University
-
White Papers
A Novel Cross Layer Scheme for Multi-Channel Hybrid Cognitive Ad-Hoc Networks
May 6, 2008, 12:00am PDT
A special scenario of the topology in the hybrid Cognitive Ad-hoc networks is studied and a novel cross layer scheme is proposed in this paper. The proposed scheme integrated the attributes both...
Provided by Inha University
-
White Papers
Applications of UWB Technology
July 27, 2010, 12:00am PDT
There have been tremendous research efforts to apply Ultra Wide Band (UWB) technology to the military and government sectors. Some of them are already accomplished and some are intended for...
Provided by Inha University
-
White Papers
The Distributed Authentication Login Scheme
October 1, 2007, 12:00am PDT
In recent years, many organizations have shifted their computing facilities from central main frames to servers accessed from personal computer via inter- or intra-network. In this situation, the...
Provided by Inha University
-
White Papers
Maximum-Likelihood Co-Channel Interference Cancellation With Power Control for Cellular OFDM Networks
December 9, 2009, 12:00am PST
In cellular Orthogonal Frequency Division Multiplexing (OFDM) networks, Co-Channel Interference (CCI) leads to severe degradation in the BER performance. To solve this problem, Maximum-Likelihood...
Provided by Inha University
-
White Papers
On Transmit Antenna Selection for Multiuser MIMO Systems With Dirty Paper Coding
December 9, 2010, 12:00am PST
In this paper, the authors address the transmit antenna selection in multi-user MIMO systems with precoding. The optimum and reduced complexity sub-optimum antenna selection algorithms are...
Provided by Inha University
-
White Papers
Low-MAC FEC Controller for JPEG2000 Image Transmission Over IEEE 802.15.4
June 17, 2009, 12:00am PDT
In this paper, the authors propose the low-MAC FEC controller for practical implementation of JPEG2000 image transmission using IEEE 802.15.4. The proposed low-MAC FEC controller has very small HW...
Provided by Inha University
-
White Papers
The Role Of Intermediation In The Global E-Trade Under Global Economic Crisis
September 15, 2009, 12:00am PDT
There are many direct and indirect reasons for the current global economic crisis. Amongst them, the information asymmetry and the market failure in the financial market is critical. As one of the...
Provided by Inha University
-
Whitepapers
Design of Index Schema Based on Bit-Streams for XML Documents
October 1, 2012, 12:00am PDT
In this paper, the structural information between tree nodes of XML documents is represented without any structural changes of the tree by converting that number information added to the tree into...
Provided by Inha University
-
Whitepapers
Design of Bilayer QC-LDPC Codes for Decode-and Forward Based Cooperative Relaying Communication
May 24, 2012, 12:00am PDT
In this paper, the authors study the problem of devising distributed bilayer Quasi-Cyclic Low-Density Parity-Check (QC-LDPC) codes for cooperative relaying communications. One theorem in designing...
Provided by Inha University
-
Whitepapers
Low Complexity Vector Quantization Algorithm for Codebook Optimization
March 12, 2012, 12:00am PDT
One of the most attractive research topics about Multiple-Input Multiple-Output (MIMO) techniques is interference mitigation with limited feedback. Codebook design based on the Vector Quantization...
Provided by Inha University
-
Whitepapers
Decryptable to Your Eyes: Visualization of Security Protocols at the User Interface
December 10, 2011, 12:00am PST
The design of authentication protocols, for online banking services in particular and any service that is of sensitive nature in general, is quite challenging. Indeed, enforcing security...
Provided by Inha University
-
Whitepapers
Macro- and Femtocell Interference Mitigation in OFDMA Wireless Systems
November 21, 2012, 12:00am PST
The authors conceive an interference mitigation scheme, for twin-layer networks for protecting the macrocell-users, from the interference imposed by the femtocells as well as for mitigating the...
Provided by Inha University
-
White Papers
Improved Achievable Rates for Regularized Tomlinson-Harashima Precoding in Multiuser MIMO Downlink
August 6, 2009, 12:00am PDT
Multiple-Input Multiple-Output (MIMO) communication techniques have been an important research topic due to their potential for high capacity, increased diversity, and interference suppression....
Provided by Inha University
-
White Papers
Lattice Reduction Aided Precoding for Multiuser MIMO Using Seysen's Algorithm
August 5, 2009, 12:00am PDT
Multiple-Input Multiple-Output (MIMO) system is an attractive technology due to its capability to linearly increase the system throughput without requiring additional spectral resources. The...
Provided by Inha University
-
White Papers
Fixed-Complexity Sphere Encoder for Multi-User MIMO Systems
January 12, 2011, 12:00am PST
In this paper, the authors propose a Fixed-complexity Sphere Encoder (FSE) for Multi-User MIMO (MU-MIMO) systems. The proposed FSE accomplishes a scalable tradeoff between performance and...
Provided by Inha University
-
White Papers
Energy Saving Mechanisms for MAC Protocols in Wireless Sensor Networks
October 25, 2010, 12:00am PDT
Energy efficiency is a primary requirement in a Wireless Sensor Network (WSN). This is a major design parameter in Medium Access Control (MAC) protocols for WSN due to limited resources in sensor...
Provided by Inha University
-
White Papers
HMM-Based Adaptive Frequency-Hopping Cognitive Radio System to Reduce Interference Time and to Improve Throughput
August 27, 2010, 12:00am PDT
Cognitive Radio is an advanced enabling technology for the efficient utilization of vacant spectrum due to its ability to sense the spectrum environment. It is important to determine accurate...
Provided by Inha University
-
White Papers
A Dynamic Adaptive Streaming System ForProviding Video Contents to Handheld Device
November 1, 2007, 12:00am PDT
This paper proposes a dynamic adaptive streaming system for providing video contents to handheld devices. The system has two major features to achieve high quality service. One is the session...
Provided by Inha University
-
White Papers
An Improved Fuzzy Identity-Based Encryption Scheme With Constant Size Ciphertext
July 1, 2010, 12:00am PDT
In this paper, the authors present an improved biometric identity based encryption scheme which is based on Baek et al's scheme. By using fuzzy extractor to construct the public key of a user,...
Provided by Inha University
-
White Papers
Batch Verification and Finding Invalid Signatures in a Group Signature Scheme
September 1, 2011, 12:00am PDT
Batch cryptography has been developed into two main branches - batch verification and batch identification. Batch verification is a method to determine whether a set of signatures contains invalid...
Provided by Inha University
-
Whitepapers
A Novel Cross Layer NFCAC Game Algorithm in IEEE 802.16-Based Multi-Radio Heterogeneous Ad Hoc Networks
February 20, 2008, 12:00am PST
The special scenario of the topology in the IEEE 802.16-based multi-radio heterogeneous Ad Hoc Networks was analyzed and a novel cross layer game algorithm based on Neural Fuzzy Connection...
Provided by Inha University
-
Whitepapers
An Alternative Energy Detection Using Sliding Window for Cognitive Radio System
February 20, 2008, 12:00am PST
Cognitive radio is one of the most effective techniques to improve the spectrum utilization efficiency. To implement the cognitive radio, spectrum sensing is considered as the key functionality...
Provided by Inha University
-
Whitepapers
Performance Degradation of a MIMO-OFDM Receiver Due to Inter-Carrier and Co-Antenna Interference
February 20, 2008, 12:00am PST
In this paper, the authors verify the sources of performance degradation, which are ICI (Inter-Carrier Interference) and CAI (Co-Antenna Interference), in a MIMO (Multiple-Input Multiple-Output) -...
Provided by Inha University
-
Whitepapers
Macro- and Femtocell Interference Mitigation in OFDMA Wireless Systems
November 21, 2012, 12:00am PST
The authors conceive an interference mitigation scheme, for twin-layer networks for protecting the macrocell-users, from the interference imposed by the femtocells as well as for mitigating the...
Provided by Inha University
-
Whitepapers
Decryptable to Your Eyes: Visualization of Security Protocols at the User Interface
December 10, 2011, 12:00am PST
The design of authentication protocols, for online banking services in particular and any service that is of sensitive nature in general, is quite challenging. Indeed, enforcing security...
Provided by Inha University
-
Whitepapers
Low Complexity Vector Quantization Algorithm for Codebook Optimization
March 12, 2012, 12:00am PDT
One of the most attractive research topics about Multiple-Input Multiple-Output (MIMO) techniques is interference mitigation with limited feedback. Codebook design based on the Vector Quantization...
Provided by Inha University
-
Whitepapers
Design of Bilayer QC-LDPC Codes for Decode-and Forward Based Cooperative Relaying Communication
May 24, 2012, 12:00am PDT
In this paper, the authors study the problem of devising distributed bilayer Quasi-Cyclic Low-Density Parity-Check (QC-LDPC) codes for cooperative relaying communications. One theorem in designing...
Provided by Inha University
-
Whitepapers
Design of Index Schema Based on Bit-Streams for XML Documents
October 1, 2012, 12:00am PDT
In this paper, the structural information between tree nodes of XML documents is represented without any structural changes of the tree by converting that number information added to the tree into...
Provided by Inha University
-
Whitepapers
Performance Degradation of a MIMO-OFDM Receiver Due to Inter-Carrier and Co-Antenna Interference
February 20, 2008, 12:00am PST
In this paper, the authors verify the sources of performance degradation, which are ICI (Inter-Carrier Interference) and CAI (Co-Antenna Interference), in a MIMO (Multiple-Input Multiple-Output) -...
Provided by Inha University
-
Whitepapers
An Alternative Energy Detection Using Sliding Window for Cognitive Radio System
February 20, 2008, 12:00am PST
Cognitive radio is one of the most effective techniques to improve the spectrum utilization efficiency. To implement the cognitive radio, spectrum sensing is considered as the key functionality...
Provided by Inha University
-
Whitepapers
A Novel Cross Layer NFCAC Game Algorithm in IEEE 802.16-Based Multi-Radio Heterogeneous Ad Hoc Networks
February 20, 2008, 12:00am PST
The special scenario of the topology in the IEEE 802.16-based multi-radio heterogeneous Ad Hoc Networks was analyzed and a novel cross layer game algorithm based on Neural Fuzzy Connection...
Provided by Inha University
-
White Papers
Batch Verification and Finding Invalid Signatures in a Group Signature Scheme
September 1, 2011, 12:00am PDT
Batch cryptography has been developed into two main branches - batch verification and batch identification. Batch verification is a method to determine whether a set of signatures contains invalid...
Provided by Inha University
-
White Papers
An Improved Fuzzy Identity-Based Encryption Scheme With Constant Size Ciphertext
July 1, 2010, 12:00am PDT
In this paper, the authors present an improved biometric identity based encryption scheme which is based on Baek et al's scheme. By using fuzzy extractor to construct the public key of a user,...
Provided by Inha University
-
White Papers
HMM-Based Adaptive Frequency-Hopping Cognitive Radio System to Reduce Interference Time and to Improve Throughput
August 27, 2010, 12:00am PDT
Cognitive Radio is an advanced enabling technology for the efficient utilization of vacant spectrum due to its ability to sense the spectrum environment. It is important to determine accurate...
Provided by Inha University
-
White Papers
Energy Saving Mechanisms for MAC Protocols in Wireless Sensor Networks
October 25, 2010, 12:00am PDT
Energy efficiency is a primary requirement in a Wireless Sensor Network (WSN). This is a major design parameter in Medium Access Control (MAC) protocols for WSN due to limited resources in sensor...
Provided by Inha University
-
White Papers
Fixed-Complexity Sphere Encoder for Multi-User MIMO Systems
January 12, 2011, 12:00am PST
In this paper, the authors propose a Fixed-complexity Sphere Encoder (FSE) for Multi-User MIMO (MU-MIMO) systems. The proposed FSE accomplishes a scalable tradeoff between performance and...
Provided by Inha University
-
White Papers
Lattice Reduction Aided Precoding for Multiuser MIMO Using Seysen's Algorithm
August 5, 2009, 12:00am PDT
Multiple-Input Multiple-Output (MIMO) system is an attractive technology due to its capability to linearly increase the system throughput without requiring additional spectral resources. The...
Provided by Inha University
-
White Papers
Improved Achievable Rates for Regularized Tomlinson-Harashima Precoding in Multiuser MIMO Downlink
August 6, 2009, 12:00am PDT
Multiple-Input Multiple-Output (MIMO) communication techniques have been an important research topic due to their potential for high capacity, increased diversity, and interference suppression....
Provided by Inha University
-
White Papers
The Role Of Intermediation In The Global E-Trade Under Global Economic Crisis
September 15, 2009, 12:00am PDT
There are many direct and indirect reasons for the current global economic crisis. Amongst them, the information asymmetry and the market failure in the financial market is critical. As one of the...
Provided by Inha University
-
White Papers
Low-MAC FEC Controller for JPEG2000 Image Transmission Over IEEE 802.15.4
June 17, 2009, 12:00am PDT
In this paper, the authors propose the low-MAC FEC controller for practical implementation of JPEG2000 image transmission using IEEE 802.15.4. The proposed low-MAC FEC controller has very small HW...
Provided by Inha University
-
White Papers
On Transmit Antenna Selection for Multiuser MIMO Systems With Dirty Paper Coding
December 9, 2010, 12:00am PST
In this paper, the authors address the transmit antenna selection in multi-user MIMO systems with precoding. The optimum and reduced complexity sub-optimum antenna selection algorithms are...
Provided by Inha University
-
White Papers
Maximum-Likelihood Co-Channel Interference Cancellation With Power Control for Cellular OFDM Networks
December 9, 2009, 12:00am PST
In cellular Orthogonal Frequency Division Multiplexing (OFDM) networks, Co-Channel Interference (CCI) leads to severe degradation in the BER performance. To solve this problem, Maximum-Likelihood...
Provided by Inha University
-
White Papers
The Distributed Authentication Login Scheme
October 1, 2007, 12:00am PDT
In recent years, many organizations have shifted their computing facilities from central main frames to servers accessed from personal computer via inter- or intra-network. In this situation, the...
Provided by Inha University
-
White Papers
Applications of UWB Technology
July 27, 2010, 12:00am PDT
There have been tremendous research efforts to apply Ultra Wide Band (UWB) technology to the military and government sectors. Some of them are already accomplished and some are intended for...
Provided by Inha University
-
White Papers
A Novel Cross Layer Scheme for Multi-Channel Hybrid Cognitive Ad-Hoc Networks
May 6, 2008, 12:00am PDT
A special scenario of the topology in the hybrid Cognitive Ad-hoc networks is studied and a novel cross layer scheme is proposed in this paper. The proposed scheme integrated the attributes both...
Provided by Inha University
-
White Papers
MIMO Cluster Cooperative Assignment Cross Layer Scheme for Hybrid Wireless Sensor Networks
September 28, 2009, 12:00am PDT
The dual-cross scenario of the hybrid Wireless Sensor Networks (WSNs) is studied and a novel MIMO Cluster Cooperative Assignment Cross Layer Scheduling Scheme (MCCA-CLSS) is proposed in this...
Provided by Inha University
-
White Papers
Radio Transmission Performance of EPCglobal Gen-2 RFID System
November 3, 2009, 12:00am PST
RFID (Radio Frequency IDentification) is a technology where the reader accesses automatically the data stored on the tag, label, or card, which has built in a micro-chip. EPCglobal Class-1...
Provided by Inha University
-
White Papers
Layered Multiple Description Coding for Robust Video Transmission Over Wireless Ad-Hoc Networks
June 9, 2009, 12:00am PDT
This paper presents a video transmission system using layered Multiple Description (Coding (MDC) and multi-path transport for reliable video communications in wireless ad-hoc networks. The...
Provided by Inha University
-
White Papers
Security Analysis of a Threshold Proxy Signature Scheme
July 16, 2010, 12:00am PDT
The t-out-of-n threshold proxy signatures allow an original signer to delegate his signing capability to a group of proxy signers, and t or more proxy signers can generate valid signatures by...
Provided by Inha University
-
White Papers
Comparison of Different Broadcast Schemes for Multi-Hop Wireless Sensor Networks
July 1, 2010, 12:00am PDT
The IEEE 802.11 standard is widely used and deployed in wireless systems. IEEE 802.11 MAC protocol allows multiple nodes to share the wireless medium without any central coordinator. If two nodes...
Provided by Inha University
-
White Papers
Performance Analysis of Two-Hop Cooperative MIMO Transmission With Best Relay Selection in Rayleigh Fading Channel
January 1, 2011, 12:00am PST
Wireless Relaying is a promising solution to overcome the channel impairments and provides high data rate coverage that appears for beyond 3G mobile communications. In this paper the authors...
Provided by Inha University
-
White Papers
Privacy in Location Based Services: Primitives Toward the Solution
March 16, 2009, 12:00am PDT
Location Based Services (LBS) are one of the most promising and innovative directions of convergence technologies resulting of emergence of several fields including database systems, mobile...
Provided by Inha University
-
White Papers
A Review of Wireless Body Area Networks for Medical Applications
August 3, 2010, 12:00am PDT
Recent advances in Micro-Electro-Mechanical Systems (MEMS) technology, integrated circuits, and wireless communication have allowed the realization of Wireless Body Area Networks (WBANs). WBANs...
Provided by Inha University
-
White Papers
A Study of IEEE 802.15.4 Security Framework for Wireless Body Area Networks
January 26, 2011, 12:00am PST
A Wireless Body Area Network (WBAN) is a collection of low-power and lightweight wireless sensor nodes that are used to monitor the human body functions and the surrounding environment. It...
Provided by Inha University
-
White Papers
Improvement of Das's Two-Factor Authentication Protocol in Wireless Sensor Networks
December 21, 2009, 12:00am PST
User authentication is essential for customized services and privileged access control in wireless sensor network. In 2009, Das proposed a novel two-factor authentication scheme for wireless...
Provided by Inha University
-
White Papers
An Overview of IEEE 802.15.6 Standard
February 20, 2011, 12:00am PST
Wireless Body Area Network (WBAN) has emerged as a key technology to provide real-time health monitoring of a patient and diagnose many life threatening diseases. WBAN operates in close vicinity...
Provided by Inha University
-
White Papers
Processing of GPS Data With Difference HDOP in Guide Robot for the Visually Impaired
October 31, 2007, 12:00am PDT
The main object of global localization of the guide robot is reducing the position error. The common solutions of reducing position error is using DGPS or integrate GPS and INS. whereas, it's hard...
Provided by Inha University
-
White Papers
A Dynamic Adaptive Streaming System ForProviding Video Contents to Handheld Device
November 1, 2007, 12:00am PDT
This paper proposes a dynamic adaptive streaming system for providing video contents to handheld devices. The system has two major features to achieve high quality service. One is the session...
Provided by Inha University
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