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Journal of Applied Research and Technology

April 2013 Volume 11, Number 2

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Table of Contents

Number of articles: 15

  1. Preface

    Wen-Hsiang Hsieh, Van-Tsai Liu & Young-Long Chen

    p. 174

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  2. A Three-Dimensional Position Architecture Using Digital TDE Receiver and Cylindrical Array Antenna

    J. Mar, Department of Communications Engineering, Communication Research Center, Yuan-Ze University; S.R. Wu, Y.T. Wang & K.C. Tsai, Department of Communications Engineering, Yuan-Ze University

    The robust three-dimensional position architecture is proposed in the paper, where the hybrid time difference of arrival (TDOA) and direction of arrival (DOA) position system was designed to backup... More

    pp. 175-182

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  3. Voltage Control of PM Synchronous Motor Driven PM Synchronous Generator System Using Recurrent Wavelet Neural Network Controller

    C.H. Lin, Department of Electrical Engineering, National United University; C.P. Lin, Department of Engineering Sumo Industrial Company Ltd.

    In this paper the two novel recurrent wavelet neural network (RWNN) controllers are proposed for controlling output direct current (DC) voltage of the rectifier and output alternate current (AC)... More

    pp. 183-194

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  4. A New Design Methodology for Composing Complex Digital Systems

    S.L. Chu & M.J. Lo, Department of Information and Computer Engineering Chung Yuan Christian University Chung Li, Taiwan

    Continuous growth in the use of multimedia applications on portable devices makes the mobile computer systems have an increasing complexity. The functionalities of the used SOC chips and silicon... More

    pp. 195-205

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  5. An OFDM Carrier Frequency Offset Estimation Scheme with Wide Fractional Offset Estimation Range

    C. Yu & Y. Lee, College of Information and Communication Engineering Sungkyunwan University Suwon; S.Y. Kim & G.I. Jee, Department of Electronics Engineering Konkuk University Seoul; S. Yoon, College of Information and Communication Engineering Sungkyunwan University Suwon

    In this paper, we propose a carrier frequency offset (CFO) estimation scheme which is robust to the fractional CFO variation for orthogonal frequency division multiplexing (OFDM) systems. The... More

    pp. 206-212

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  6. Partition-Based Hybrid Decoding (PHD): A Class of ML Decoding Schemes for MIMO Signals Based on Tree Partitioning and Combined Depth- and Breadth-First Search

    J.I. Park, Y. Lee & S. Yoon, College of Information and Communication Engineering Sungkyunwan University Suwon

    In this paper, we propose a hybrid maximum likelihood (ML) decoding scheme for multiple-input multiple-output (MIMO) systems. After partitioning the searching tree into several stages, the proposed... More

    pp. 213-224

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  7. Design of Plasma Generator Driven by High-frequency High-voltage Power Supply

    C. Yong-Nong & K. Chih-Ming

    In this research, a high-frequency high-voltage power supply designed for plasma generator is presented. The power supply mainly consists of a series resonant converter with a high-frequency high... More

    pp. 225-234

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  8. Performance Analysis of Dual Unipolar/Bipolar Spectral Code in Optical CDMA Systems

    C.T. Yen, Department of Electrical Engineering National Formosa University Yunlin County, Taiwan; H.C. Cheng, Department of Electro-Optics Engineering National Formosa University Yunlin County, Taiwan; Y.T. Chang, Department of Information Technology Kao Yuan University Kaohsiung Country, Taiwan; W.B. Chen, Department of Electrical Engineering National Formosa University Yunlin County, Taiwan

    This study analyzes and calculates dual unipolar and bipolar coded configurations of spectral-amplitude-coding optical code division multiple access (SAC-OCDMA) systems by using simulation methods.... More

    pp. 235-241

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  9. Mixed-Integer Constrained Optimization Based on Memetic Algorithm

    Y.C. Lin

    Evolutionary algorithms (EAs) are population-based global search methods. They have been successfully applied to many complex optimization problems. However, EAs are frequently incapable of finding... More

    pp. 242-250

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  10. Adjacent Lane Detection and Lateral Vehicle Distance Measurement Using Vision-Based Neuro-Fuzzy Approaches

    C.F. Wu, Department of Digital Content Application and Management Wenzao Ursuline College of Languages; C.J. Lin, H.Y. Lin & H. Chung, Department of Computer Science and Information Engineering National Chin-Yi University of Technology No.57

    The aim of this article attempts to propose an advanced design of driver assistance system which can provide the driver advisable information about the adjacent lanes and approaching lateral... More

    pp. 251-258

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  11. A Blind Data Hiding Technique with Error Correction Abilities and a High Embedding Payload

    H.Y. Liang, Department of Information and Communication Engineering Chaoyang University of Technology, Taiwan; C.H. Cheng, Department of Electrical Engineering National Formosa University, Taiwan; C.Y. Yang, Department of Computer Science Taipei Municipal University of Education, Taiwan; K.F. Zhang, Department of Information and Communication Engineering Chaoyang University of Technology, Taiwan

    Least significant bit (LSB) embedding is a simple steganographic technique used in the spatial domain that involves replacing the LSB of each pixel in the cover work with the information bits being... More

    pp. 259-271

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  12. Enhanced Mechanisms for Navigation and Tracking Services in Smart Phones

    L.-C. Chen & Y.-C. Lai, Department of Information Management National Taiwan University of Science and Technology, Taiwan; Y.-H. Yeh, Department of Information Management Oriental Institute of Technology, Taiwan; J.-W. Lin, Department of International Business Chien Hsin University of Science and Technology, Taiwan; C.-N. Lai, Department of Information Technology Hsing Wu Institute of Technology, Taiwan; H.-C. Weng, Department of Information Management National Taiwan University of Science and Technology, Taiwan

    Combining Global Positioning System (GPS) and Short Message Service (SMS), this paper develops a realistic system, called Mobile Navigation and Tracking System (MNTS), to provide navigation and... More

    pp. 272-282

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  13. A Color LED Driver Implemented by the Active Clamp Forward Converter

    C.H. Chang, H.L. Cheng, C.A. Cheng & E.C. Chang

    Because light emitting diodes (LEDs) have the advantages of dc working voltage, high luminescent efficiency, short ignition time, high reliability and pollution free, they have substituted for... More

    pp. 283-291

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  14. A Positioning Scheme Combining Location Tracking with Vision Assisting for Wireless Sensor Networks

    F. Tsai, Center for Space and Remote Sensing Research, Taiwan; Y.-S. Chiou, Department of Electronic Engineering, Taiwan; H. Chang, Department of Civil Engineering, Taiwan

    This paper presents the performance of an adaptive location-estimation technique combining Kaiman filtering (KF) with vision assisting for wireless sensor networks. For improving the accuracy of a ... More

    pp. 292-300

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  15. A PID Positioning Controller with a Curve Fitting Model Based on RFID Technology

    Young-Long Chen & Zhi-Rong Chen, Department of Computer Science and Information Engineering

    The global positioning system (GPS) is an important research topic to solve outdoor positioning problems, but GPS is unable to locate objects accurately and precisely indoors. Some available... More

    pp. 301-310

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