2016 13th International Conference on Electrical Engineering/Electronics, Computer, Telecommunications and Information Technology (ECTI-CON)最新文献

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Accurate uplink spectral efficiency for non orthogonal multiple access in Nakagami fading 中上衰落条件下非正交多址上行链路精确频谱效率
P. Sedtheetorn, K. Panyim
{"title":"Accurate uplink spectral efficiency for non orthogonal multiple access in Nakagami fading","authors":"P. Sedtheetorn, K. Panyim","doi":"10.1109/ECTICON.2016.7560907","DOIUrl":"https://doi.org/10.1109/ECTICON.2016.7560907","url":null,"abstract":"In this paper, an original analysis on the uplink spectral efficiency of non-orthogonal multiple access (NOMA) in Nakagami fading channel is introduced. Based on our exact evaluation, a closed-form expression of the spectral efficiency is proposed. Distinguished from the literature, the proposed expression yields accurate numerical results, validated by the Monte Carlo simulation, of the spectral efficiency when the randomness of channel gains and number of active users are taken into account.","PeriodicalId":200661,"journal":{"name":"2016 13th International Conference on Electrical Engineering/Electronics, Computer, Telecommunications and Information Technology (ECTI-CON)","volume":"105 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2016-06-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"132504722","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 4
Valve stiction quantification using particle swarm optimisation with linear decrease inertia weight 采用线性减小惯性权重的粒子群优化方法定量分析阀门的粘性
Pongsurachat Aksornsri, S. Wongsa
{"title":"Valve stiction quantification using particle swarm optimisation with linear decrease inertia weight","authors":"Pongsurachat Aksornsri, S. Wongsa","doi":"10.1109/ECTICON.2016.7561380","DOIUrl":"https://doi.org/10.1109/ECTICON.2016.7561380","url":null,"abstract":"This paper presents an algorithm for quantifying valve stiction in control loop based on linear decrease inertia weight particle swarm optimisation. The amount of stiction present in the valve is estimated by identifying parameters of Kano model which is a two-parameter data-driven stiction modelling based on the parallelogram of MV-PV phase plot. Simulation results have demonstrated the efficacy of this algorithm in valve stiction quantification and also its robustness to oscillations due to inappropriate controller tuning.","PeriodicalId":200661,"journal":{"name":"2016 13th International Conference on Electrical Engineering/Electronics, Computer, Telecommunications and Information Technology (ECTI-CON)","volume":"106 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2016-06-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"132102579","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 1
A printed log periodic dipole antenna with 3/2 curve fractal elements 具有3/2曲线分形元素的印刷对数周期偶极子天线
N. Srisoontorn, C. Mahatthanajatuphat, P. Akkaraekthalin
{"title":"A printed log periodic dipole antenna with 3/2 curve fractal elements","authors":"N. Srisoontorn, C. Mahatthanajatuphat, P. Akkaraekthalin","doi":"10.1109/ECTICON.2016.7561326","DOIUrl":"https://doi.org/10.1109/ECTICON.2016.7561326","url":null,"abstract":"A printed log periodic dipole antenna (LPDA) with 3/2 curve fractal elements for size reduction and wider operating frequency bands is presented. The antenna dimension is about 123 × 181.71 mm2 reducing approximately 23.81% compared with the conventional LPDA. The radiation patterns are directional at all of operating frequencies and the average peak gain of the antenna is about 4.2 dBi. Additionally, the antenna has a wider impedance bandwidth about 135.45% supporting the operating frequency ranges are 800 MHz - 2600 MHz. They cover the standard of WCDMA 850, GSM 900, LTE 1800/2600, PCS 1900, UMTS 2100, and WLAN IEEE802.11b/g consequently.","PeriodicalId":200661,"journal":{"name":"2016 13th International Conference on Electrical Engineering/Electronics, Computer, Telecommunications and Information Technology (ECTI-CON)","volume":"49 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2016-06-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"132181514","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 3
Changeability prediction model for java class based on multiple layer perceptron neural network 基于多层感知器神经网络的java类可变性预测模型
S. Rongviriyapanish, Thanapol Wisuttikul, Boonchai Charoendouysil, Pattarin Pitakket, Pattanan Anancharoenpakorn, Panita Meananeatra
{"title":"Changeability prediction model for java class based on multiple layer perceptron neural network","authors":"S. Rongviriyapanish, Thanapol Wisuttikul, Boonchai Charoendouysil, Pattarin Pitakket, Pattanan Anancharoenpakorn, Panita Meananeatra","doi":"10.1109/ECTICON.2016.7561392","DOIUrl":"https://doi.org/10.1109/ECTICON.2016.7561392","url":null,"abstract":"A quality model for assessing the changeability level of java code is important for software development. It permits developer to know which classes to be improved for having a better software maintainability. Moreover, a good quality model must be created based on a set of well-selected attributes and metrics. Currently, no research work proposes a changeability assessment model that takes into consideration the metrics covering ten relevant object-oriented attributes. We propose a class changeability prediction model developed by using the multilayer perceptron (MLP) as a classifier method and a training data set of 137 java classes from jEdit open source project for training the model. Model accuracy attains 89.81% and the model can perfectly separate java classes with good changeability level from those with poor or fair changeability levels.","PeriodicalId":200661,"journal":{"name":"2016 13th International Conference on Electrical Engineering/Electronics, Computer, Telecommunications and Information Technology (ECTI-CON)","volume":"42 10","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2016-06-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"131652734","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 5
Performance evaluation of vector controlled asymmetrical two-phase induction generator using three-leg voltage source inverter 三腿电压源逆变器矢量控制非对称两相感应发电机性能评价
Chaiwut Choorak, V. Kinnares
{"title":"Performance evaluation of vector controlled asymmetrical two-phase induction generator using three-leg voltage source inverter","authors":"Chaiwut Choorak, V. Kinnares","doi":"10.1109/ECTICON.2016.7561445","DOIUrl":"https://doi.org/10.1109/ECTICON.2016.7561445","url":null,"abstract":"The objective of this paper is to evaluate the performance of a vector controlled asymmetrical two-phase induction generator (TPIG) using a three-leg voltage source inverter. The proposed method is a decoupling scheme by controlling flux and torque separately. Improved performance is achieved by compensated stator currents. Matlab/Simulink software is applied to the presented system under various conditions. The simulation results of dynamic response for the proposed vector control are compared to those for scalar control with slip frequency regulation leading to conclude that TPIG can be used for wind energy applications.","PeriodicalId":200661,"journal":{"name":"2016 13th International Conference on Electrical Engineering/Electronics, Computer, Telecommunications and Information Technology (ECTI-CON)","volume":"14 9 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2016-06-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"125391718","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 1
Hydrographical survey using point cloud data from laser scanner and echo sounder 利用激光扫描仪和回声探测仪的点云数据进行水文测量
P. Prempraneerach, Manusak Janthong, Kraisak Phothongkum, Channarong Choosui, Surasak Timpitak
{"title":"Hydrographical survey using point cloud data from laser scanner and echo sounder","authors":"P. Prempraneerach, Manusak Janthong, Kraisak Phothongkum, Channarong Choosui, Surasak Timpitak","doi":"10.1109/ECTICON.2016.7561416","DOIUrl":"https://doi.org/10.1109/ECTICON.2016.7561416","url":null,"abstract":"This research proposes a hydrographical survey technique using combined point cloud data from rotating echo sounder and two fixed laser scanners and correcting instantaneous position and orientation from GPS and IMU data to reconstructed a three-dimensional environment image. As a result, river/canal depth and bank slope/height can be measured. All survey sensors can be installed on a 1.6-m long remote-control catamaran to effectively measure data from river/canal with width less than 160 m. Then, the hydrographic information, including cross section, section width and bank height, could be extracted from the reconstructed image. Furthermore, measurement accuracies of reconstructed images from laser- and echo sounder-cloud points are validated against fixed size objects, located at various locations, and specified water channel, respectively. Laser and echo sounder maximum measurement error are (15%, 6%) and (8%, 6%) along horizontal and vertical directions, respectively.","PeriodicalId":200661,"journal":{"name":"2016 13th International Conference on Electrical Engineering/Electronics, Computer, Telecommunications and Information Technology (ECTI-CON)","volume":"91 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2016-06-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"125489936","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 4
Real-time moving object detection using a vehicle-mounted monocular rear-view fisheye camera 车载单目后视鱼眼摄像头实时运动目标检测
Min Su Kim, Ji-Hye Seo, N. Kwon, Ju-man Song, P. Park
{"title":"Real-time moving object detection using a vehicle-mounted monocular rear-view fisheye camera","authors":"Min Su Kim, Ji-Hye Seo, N. Kwon, Ju-man Song, P. Park","doi":"10.1109/ECTICON.2016.7561385","DOIUrl":"https://doi.org/10.1109/ECTICON.2016.7561385","url":null,"abstract":"In this paper, we propose a moving object detection algorithm that enables to detect moving objects with collision risk in rear of the vehicle by using image sequences from a vehicle-mounted monocular rear-view fisheye camera. The proposed moving object detection algorithm detects corner points by using Harris corner detector and computes the optical flow vectors from two consecutive images corresponds to the detected corner points. By considering the feature of the vehicle movement that the vehicle goes straight in a short time interval, we find the focus of expansion (FOE) by using matched filter and divide the image into four sections around the FOE. The optical flow angle distribution of each section is analyzed to find pixels corresponds to the background components and robust background motion compensation method to the complex scene is suggested. Add to this, we propose false removal method that eliminates false positives by considering two features of the detection box for the moving object candidates; position and pixel intensity distribution. Simulation results show that our proposed algorithm achieves 97.19% of detection rate toward various detection target including pedestrians, bicycles, and cars. Furthermore, our proposed false removal algorithm performs an extremely low 2.7% of false rate toward false positives such as trees, shadows, and road markers.","PeriodicalId":200661,"journal":{"name":"2016 13th International Conference on Electrical Engineering/Electronics, Computer, Telecommunications and Information Technology (ECTI-CON)","volume":"17 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2016-06-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"126876143","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 4
Hybrid analog-digital downlink beamforming for massive MIMO system with uniform and non-uniform linear arrays 均匀和非均匀线性阵列大规模MIMO系统的混合模拟-数字下行波束形成
Z. Phyo, A. Taparugssanagorn
{"title":"Hybrid analog-digital downlink beamforming for massive MIMO system with uniform and non-uniform linear arrays","authors":"Z. Phyo, A. Taparugssanagorn","doi":"10.1109/ECTICON.2016.7561395","DOIUrl":"https://doi.org/10.1109/ECTICON.2016.7561395","url":null,"abstract":"In this paper, a hybrid analog-digital beamforming technique for downlink massive multiple input multiple output (MIMO) system is studied. The performances of fully analog beamforming, fully digital beamforming, and hybrid beamforming are to be examined when applying both uniform and non-uniform linear arrays. For this system, first perfect channel estimation is assumed at the base station and the procession time at each case is computed and compared. For non-uniform linear arrays, binomial and Dolph-Chebyshev arrays are applied to hybrid beamforming to reduce the sidelobes as well as maximize the directivity of array pattern, respectively. By varying the number of radio frequency (RF) chains, hybrid, fully digital and fully analog beamformings can be examined. Simulation results show that the performance of hybrid beamforming is very similar to that of fully digital beamforming. In addition, the program running time reflecting the complexity of the systems show that the hybrid case can be reduced it while achieving similar spectral efficiency to the fully digital one. The simulation results of applying non-uniform linear array to hybrid beamforming indicates that the performances increased significantly than the uniform linear arrays. Therefore, we can conclude that the hybrid beamforming can approach the fully digital beamforming solutions by applying non-uniform linear arrays, while requiring lower power complexity.","PeriodicalId":200661,"journal":{"name":"2016 13th International Conference on Electrical Engineering/Electronics, Computer, Telecommunications and Information Technology (ECTI-CON)","volume":"520 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2016-06-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"123059167","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 10
Compact split circular ring shape dual-band antenna with open ring and additional strip 紧凑型分环环形双频天线,带开环和附加带
Y. Chawanonphithak, C. Phongcharoenpanich
{"title":"Compact split circular ring shape dual-band antenna with open ring and additional strip","authors":"Y. Chawanonphithak, C. Phongcharoenpanich","doi":"10.1109/ECTICON.2016.7561284","DOIUrl":"https://doi.org/10.1109/ECTICON.2016.7561284","url":null,"abstract":"A dual-band antenna designed at the wireless local area network (WLAN) and worldwide interoperability for microwave access (WiMAX) bands is presented compact split circular ring shape dual-band antenna with open ring and addition strip. Its size is compact by the recondition circular ring shaped resonator connected. The antenna is fabricated onto a printed circuit board (PCB) on FR-4 substrate and the relative permittivity of 4.4, an overall size of 23 mm × 30 mm × 0.8 mm. This antenna can easily adjusted with open ring and strip to match impedance using a 50 ohm transmission line with SMA connector. The measured results show that the compacted antenna achieves a dual-band operating bandwidth from 2.38 GHz to 2.56 GHz and 4.66 GHz to 7.29 GHz for 11 |S||| below -10 dB and the antenna yields omnidirectional patterns. The measured gains of the antenna from 2.45 and 5.5 GHz frequencies are 1.55 dBi and 3.2 dBi, respectively.","PeriodicalId":200661,"journal":{"name":"2016 13th International Conference on Electrical Engineering/Electronics, Computer, Telecommunications and Information Technology (ECTI-CON)","volume":"4 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2016-06-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"121746477","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Design of fuzzy+PI controller in application of TCSC and PSS for power system stability improvement 模糊+PI控制器在TCSC和PSS中用于电力系统稳定性改善的设计
G. Shahgholian, M. Maghsoodi, M. Mahdavian, Saeed Farazpey, M. Janghorbani, M. Azadeh
{"title":"Design of fuzzy+PI controller in application of TCSC and PSS for power system stability improvement","authors":"G. Shahgholian, M. Maghsoodi, M. Mahdavian, Saeed Farazpey, M. Janghorbani, M. Azadeh","doi":"10.1109/ECTICON.2016.7560908","DOIUrl":"https://doi.org/10.1109/ECTICON.2016.7560908","url":null,"abstract":"This paper introduces a proportional integral (PI) controller according to Fuzzy-Sugeno logic (FPI) for a thyristor controlled series capacitor (TCSC) in order to improve the stability and to damp the low frequency oscillations. This controller is used with a lead-lag controller for a power system stabilizer (PSS) in a single-machine infinite-bus system. Also, an independent fuzzy controller for PSS is designed to demonstrate the capability of FPI controller. Three compositions of the controllers are implemented to control TCSC and PSS at the same time. Simulation results show that the designed fuzzy+PI (FPI) controller is robust against different loads and faults.","PeriodicalId":200661,"journal":{"name":"2016 13th International Conference on Electrical Engineering/Electronics, Computer, Telecommunications and Information Technology (ECTI-CON)","volume":"11 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2016-06-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"114287814","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 4
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