IEEE International Conference on Electro-Information Technology , EIT 2013最新文献

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QR code antennas for WiFi/WLAN/Bluetooth applications 二维码天线用于WiFi/WLAN/蓝牙应用
IEEE International Conference on Electro-Information Technology , EIT 2013 Pub Date : 2013-05-09 DOI: 10.1109/EIT.2013.6632693
A. Numan-Al-Mobin, Jeevan M. Meruga, W. Cross, J. Kellar, D. Anagnostou
{"title":"QR code antennas for WiFi/WLAN/Bluetooth applications","authors":"A. Numan-Al-Mobin, Jeevan M. Meruga, W. Cross, J. Kellar, D. Anagnostou","doi":"10.1109/EIT.2013.6632693","DOIUrl":"https://doi.org/10.1109/EIT.2013.6632693","url":null,"abstract":"This paper demonstrates the suitability and successful implementation of QR (Quick Response) code structures as antennas for wireless communication applications. QR code antennas can have different visual shape for the same URL, based on different error correction level. These antennas can be engineered to radiate at the same frequency. Here, the simulations of three QR code antennas are presented. The antennas have low return loss at 2.4 GHz and omnidirectional pattern, ideal for receivers. These antennas can also be used as an advanced and hard-to-replicate security feature for WiFi/WLAN/Bluetooth applications or other.","PeriodicalId":201202,"journal":{"name":"IEEE International Conference on Electro-Information Technology , EIT 2013","volume":"4 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2013-05-09","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"117150805","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: 2
An investigation into using Kalman filtering for phase estimation in bluetooth receivers for Gaussian and Non-Gaussian Noise 基于卡尔曼滤波的蓝牙接收机高斯和非高斯噪声相位估计研究
IEEE International Conference on Electro-Information Technology , EIT 2013 Pub Date : 2013-05-09 DOI: 10.1109/EIT.2013.6632644
A. Nsour, Alhaj-Saleh Abdallah, M. Zohdy
{"title":"An investigation into using Kalman filtering for phase estimation in bluetooth receivers for Gaussian and Non-Gaussian Noise","authors":"A. Nsour, Alhaj-Saleh Abdallah, M. Zohdy","doi":"10.1109/EIT.2013.6632644","DOIUrl":"https://doi.org/10.1109/EIT.2013.6632644","url":null,"abstract":"Gaussian Frequency Shift Keying (GFSK) modulation scheme is used in Bluetooth receivers to achieve a basic data rate of 1Mps. GFSK is a subclass of Continuous Phase Modulation (CPM) where phase is constrained to be continuous during symbol transition which results in enhanced spectral properties, that makes it an attractive modulation in many wireless applications. In this paper, we investigate applying linear Kalman Filter (LKF) to non-coherently track the phase of GFSK modulation scheme in Bluetooth receivers. The paper examines the performance of Linear Kalman Filter for both Additive White Gaussian channel noise (AWGN) and Non-Gaussian Impulsive Noise with IEEE802.11 coexistence. Both technologies operate in the unlicensed 2.4GHz Industrial Scientific Medical (ISM) Band. Mean Square Error (MSE) was used as a measurement for the performance. Experimental results for Linear Kalman Filter for Gaussian channel and Non Gaussian Impulsive Noise are provided.","PeriodicalId":201202,"journal":{"name":"IEEE International Conference on Electro-Information Technology , EIT 2013","volume":"292 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2013-05-09","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"127197604","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: 7
Applications of complex network theory on power grids 复杂网络理论在电网中的应用
IEEE International Conference on Electro-Information Technology , EIT 2013 Pub Date : 2013-05-09 DOI: 10.1109/EIT.2013.6632712
M. Jawad, B. Gou
{"title":"Applications of complex network theory on power grids","authors":"M. Jawad, B. Gou","doi":"10.1109/EIT.2013.6632712","DOIUrl":"https://doi.org/10.1109/EIT.2013.6632712","url":null,"abstract":"Complex network statistical analysis tools are helpful to understand silent features of complex systems. One of the most important system growing intentions in recent days is power grid. Complex system like power system with specific topology can undergo a local or global cascade failure. Prediction and prevention of these cascade failures or blackouts is obligatory. In this paper some of the most important properties of power grids infrastructure are investigated using Complex Network Theory (CNT) techniques and methodologies. Discussions are conducted on different measures of network structures of IEEE 118 and Polish 2383 bus systems. These results and structure of power network has important implication on reliability and security.","PeriodicalId":201202,"journal":{"name":"IEEE International Conference on Electro-Information Technology , EIT 2013","volume":"58 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2013-05-09","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"126356684","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: 9
High-efficiency a-Si:H/μc-Si:H solar cells by optimizing A-Si:H and μc-Si:H sub-cells 通过优化a-Si:H和μc-Si:H亚电池,获得高效a-Si:H/μc-Si:H太阳能电池
IEEE International Conference on Electro-Information Technology , EIT 2013 Pub Date : 2013-05-09 DOI: 10.1109/EIT.2013.6632659
G. Hou, Xiaodang Zhang, Xiaoyan Han, Guijun Li, X. Geng, Xinliang Chen, Ying Zhao
{"title":"High-efficiency a-Si:H/μc-Si:H solar cells by optimizing A-Si:H and μc-Si:H sub-cells","authors":"G. Hou, Xiaodang Zhang, Xiaoyan Han, Guijun Li, X. Geng, Xinliang Chen, Ying Zhao","doi":"10.1109/EIT.2013.6632659","DOIUrl":"https://doi.org/10.1109/EIT.2013.6632659","url":null,"abstract":"The performance of a-Si:H/μc-Si:H tandem solar cell was improved by optimizing the a-Si:H top cell and μc-Si:H bottom cell, respectively. For the a-Si:H top cell, we focused on opto-electrical and structural properties of phosphorous-doped hydrogenated silicon (Si:H) films and their effect on the open circuit voltage (Voc). The experimental results indicated that when nanosized silicon crystalline grains existed in amorphous silicon matrix, the Voc of a-Si:H solar cells was much improved. An initial efficiency of 9.4% for a-Si:H solar cell was obtained. For the μc-Si:H bottom cell, we investigated the structural evolution along the growth direction of the intrinsic μc-Si:H layers. We introduced a high-quality initial seed layer at p/i interface to reduce the incubation layer thickness by lowering the silane concentration and very-high-frequency (VHF) power simultaneously. This initial seed layer acted as a seed layer for bulk μc-Si:H i-layer and the process reduced the ion bombardment on the p/i interface. We demonstrated a VHF power profiling technique by decreasing the VHF power step by step during the μc-Si:H deposition to control the structural evolution along the growth direction in the bulk i-layer. The advantage of this VHF power profiling technique was the reduced ion bombardments on growth surface because of the reduced VHF power. A high conversion efficiency of 9.36% was obtained for μc-Si:H p-i-n solar cell. Using a double n-layer (a-Si:H&μc-Si:H) in n/p tunnel recombination junction, we achieved the best conversion efficiency of 11.63% for a-Si:H/μc-Si:H tandem solar cells.","PeriodicalId":201202,"journal":{"name":"IEEE International Conference on Electro-Information Technology , EIT 2013","volume":"96 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2013-05-09","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"125100457","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
Model-based fault diagnosis of a DC-DC boost converters using hidden Markov model 基于隐马尔可夫模型的DC-DC升压变换器故障诊断
IEEE International Conference on Electro-Information Technology , EIT 2013 Pub Date : 2013-05-09 DOI: 10.1109/EIT.2013.6632695
M. Hadi, Hafizi, A. Izadian
{"title":"Model-based fault diagnosis of a DC-DC boost converters using hidden Markov model","authors":"M. Hadi, Hafizi, A. Izadian","doi":"10.1109/EIT.2013.6632695","DOIUrl":"https://doi.org/10.1109/EIT.2013.6632695","url":null,"abstract":"This paper introduces a hidden Markov model (HMM)-based fault diagnosis technique for DC-DC boost converter. Four HMMs are trained to model parameter variations in the power converters. Each HMM is created based on 14 visible states, which generates probability of each time step matching a signature fault pattern. The proposed method can cover multiple faults that may occur in any element of power electronic circuits. It can also achieve high precision of diagnosing for pre-defined faults in real-time. The simulation results demonstrate an accurate diagnosis performance using HMMs.","PeriodicalId":201202,"journal":{"name":"IEEE International Conference on Electro-Information Technology , EIT 2013","volume":"9 3‐4","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2013-05-09","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"132226585","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: 8
Simulation of detecting and climbing a ladder for a humanoid robot 仿人机器人探测和攀爬梯子的仿真
IEEE International Conference on Electro-Information Technology , EIT 2013 Pub Date : 2013-05-09 DOI: 10.1109/EIT.2013.6632710
Prashanta Gyawali, J. McGough
{"title":"Simulation of detecting and climbing a ladder for a humanoid robot","authors":"Prashanta Gyawali, J. McGough","doi":"10.1109/EIT.2013.6632710","DOIUrl":"https://doi.org/10.1109/EIT.2013.6632710","url":null,"abstract":"The most recent DARPA challenge presents an industrial accident scenerio for a humanoid robot to traverse and then perform human oriented tasks. In the fifth stage of the challenge, the robot must climb a wall mounted metal rung ladder. To accomplish this task, the robot must first recognize and localize the ladder prior to grasping and climbing. This paper presents the localization of the rungs using point cloud data from a simulated Microsoft Kinect sensor. It also presents grasping and climbing manuveur using PR2 Robot. The basic approach is to first segment out the background planes. We apply a voxel grid filter to make the computation faster. Then using the RANSAC algorithm, lines that represent the legs and the interior rung midline are extracted. Vertical lines are thrown away and only the lines that represent the rungs are retained. The center of the computed line is our estimated location for the rung centroid. We then can use the centroid information for the PR2 grasping.","PeriodicalId":201202,"journal":{"name":"IEEE International Conference on Electro-Information Technology , EIT 2013","volume":"30 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2013-05-09","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"117178029","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: 8
Flash code utilizing resizable-clusters 使用可调整集群的Flash代码
IEEE International Conference on Electro-Information Technology , EIT 2013 Pub Date : 2013-05-09 DOI: 10.1109/EIT.2013.6632646
M. J. Tan, Y. Kaji
{"title":"Flash code utilizing resizable-clusters","authors":"M. J. Tan, Y. Kaji","doi":"10.1109/EIT.2013.6632646","DOIUrl":"https://doi.org/10.1109/EIT.2013.6632646","url":null,"abstract":"With slice-based flash code, the smaller the size slice the more flexible it is to distribute cells among the bits and leave less unused levels. However, smaller size slices comes with a small overhead and it some cases worsen its efficiency. To get around this issue, this paper introduces a new technique called resizable- cluster method. This technique allows a cluster, a sequence of slices, to grow by acquiring adjacent empty slices. By integrating this technique to a slice-based flash code, it is able utilize the advantage of small size slices while minimizing the effect of any overhead.","PeriodicalId":201202,"journal":{"name":"IEEE International Conference on Electro-Information Technology , EIT 2013","volume":"42 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2013-05-09","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"124030055","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: 2
Parallelizing an algorithm to decide if a bipartite graph is shellable 并行化一个算法来决定一个二部图是否可shellable
IEEE International Conference on Electro-Information Technology , EIT 2013 Pub Date : 2013-05-09 DOI: 10.1109/EIT.2013.6632658
Andrés Santamaría-Galvis, Roberto Cruz, J. Branch, C. Trefftz
{"title":"Parallelizing an algorithm to decide if a bipartite graph is shellable","authors":"Andrés Santamaría-Galvis, Roberto Cruz, J. Branch, C. Trefftz","doi":"10.1109/EIT.2013.6632658","DOIUrl":"https://doi.org/10.1109/EIT.2013.6632658","url":null,"abstract":"An algorithm to decide if a bipartite graph is shellable was parallelized using pthreads. Performance results are reported.","PeriodicalId":201202,"journal":{"name":"IEEE International Conference on Electro-Information Technology , EIT 2013","volume":"18 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2013-05-09","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"123429387","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
Relative RSS-based GSM localization technique 相对的基于rss的GSM定位技术
IEEE International Conference on Electro-Information Technology , EIT 2013 Pub Date : 2013-05-09 DOI: 10.1109/EIT.2013.6632643
M. H. A. Meniem, A. Hamad, E. Shaaban
{"title":"Relative RSS-based GSM localization technique","authors":"M. H. A. Meniem, A. Hamad, E. Shaaban","doi":"10.1109/EIT.2013.6632643","DOIUrl":"https://doi.org/10.1109/EIT.2013.6632643","url":null,"abstract":"Context-aware applications have been gaining huge interest in the last few years. With cell phones becoming ubiquitous computing devices, cell phone localization has become an important research problem, and numerous localization solutions have been proposed. Database Correlation Method (DCM) is a positioning technology that based on a premeasured database of a location dependent variable such as Received Signal Strength (RSS) or Link Quality Identifier. DCM has shown superior in terms of accuracy. Absolute RSS values received from base station change with time, but the relative RSS values which refer to the relations of the RSS values between different base stations are more stable. This study has proposed and implemented a robust technique for both positioning and traffic estimation using Relative Received Signal Strength (RRSS) of GSM. The study has been tested and analysed in Egypt roads using realistic data and Android smart phones. The performance evaluation showed good results. Mean positioning accuracy was about 29 m in urban areas and velocity estimation was about 1 km/h in rural areas.","PeriodicalId":201202,"journal":{"name":"IEEE International Conference on Electro-Information Technology , EIT 2013","volume":"5 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2013-05-09","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"122606962","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
Effect of growth temperature on the material properties of PLD-grown Bi2Te3 and Sb2Te3 生长温度对pld生长的Bi2Te3和Sb2Te3材料性能的影响
IEEE International Conference on Electro-Information Technology , EIT 2013 Pub Date : 2013-05-09 DOI: 10.1109/EIT.2013.6632706
Muneer Shaik, I. Abdel-Motaleb
{"title":"Effect of growth temperature on the material properties of PLD-grown Bi2Te3 and Sb2Te3","authors":"Muneer Shaik, I. Abdel-Motaleb","doi":"10.1109/EIT.2013.6632706","DOIUrl":"https://doi.org/10.1109/EIT.2013.6632706","url":null,"abstract":"Bismuth Telluride (Bi<sub>2</sub>Te<sub>3</sub>) and Antimony Telluride (Sb<sub>2</sub>Te<sub>3</sub>) are the preferable materials for building thermoelectric devices. Pulsed Laser Deposition (PLD) is one of the techniques used to grow these materials. To study the effect of temperature growth on the properties of the materials, thin films were PLD-deposited on n-type Silicon substrate in Argon (Ar) atmosphere. Substrate temperatures changed from 25 °C to 450 °C. The surface morphology of the films was studied using Atomic Force Microscopy (AFM) and their crystal properties were studied using X-ray Diffraction (XRD) analysis. The effect of the growth temperature on the material properties was investigated. AFM scans show how temperature affects the surface morphology. XRD results show that all the films are polycrystalline, and at higher temperatures both films have specific preferred orientations, namely along the (006) and (00 15) planes. Both Bi<sub>2</sub>Te<sub>3</sub> and Sb<sub>2</sub>Te<sub>3</sub> were found to have hexagonal crystal lattice structure with lattice constants a = 4.396 Å and c = 30.486 Å for Bi<sub>2</sub>Te<sub>3</sub> and a = 5.075 Å and c = 30.451 Å for Sb<sub>2</sub>Te<sub>3</sub>. The grain sizes of all the films were calculated using Scherrer formula and plotted as a function of temperature for both the materials.","PeriodicalId":201202,"journal":{"name":"IEEE International Conference on Electro-Information Technology , EIT 2013","volume":"42 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2013-05-09","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"128182557","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: 2
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