2013 IEEE International Instrumentation and Measurement Technology Conference (I2MTC)最新文献

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Large scale optical position sensitive detector 大型光学位置敏感探测器
C. Gugg, P. O’Leary, M. Harker
{"title":"Large scale optical position sensitive detector","authors":"C. Gugg, P. O’Leary, M. Harker","doi":"10.1109/I2MTC.2013.6555720","DOIUrl":"https://doi.org/10.1109/I2MTC.2013.6555720","url":null,"abstract":"This paper presents the development of a large scale optical position sensitive detector. The device is designed for the precise guidance of machines with respect to a reference laser plane in large working areas. The 1D detector has a measurement range of 1 [m] and, with the present implementation, a position measurement standard deviation of s <; ±0.6 [mm] in a 95% confidence interval. With this length it is orders of magnitude larger than all presently available position sensitive detectors. The instrument is based on a multi-camera image processing concept. An aluminum bar serves as the target for the laser. The target's surface is specially prepared to ensure optimal scattering of the laser light. Presently, four cameras with overlapping fields of view are deployed to observe the scattered light. Additional optical components reduce the susceptibility to extraneous light sources. Each camera is calibrated using Gram polynomials and the data from the four cameras is fused to give a consistent measurement over the complete measurement range. The linear nature of the computation's algebraic framework offers the advantage that the error propagation can be computed analytically. Weighted polynomial approximation determines the calibration coefficients and weighted polynomial interpolation is used to determine the measurement results. Complete testing of the instrument is presented, whereby cross validation ensures the correct determination of errors. A Kolmogorov-Smirnov test is performed to determine the statistical nature of the measurement errors.","PeriodicalId":432388,"journal":{"name":"2013 IEEE International Instrumentation and Measurement Technology Conference (I2MTC)","volume":"48 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2013-05-06","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"114282426","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
Design of a capacitive ECG sensor for unobtrusive heart rate measurements 用于不显眼的心率测量的电容式心电传感器的设计
A. Arcelus, Mohammed Sardar, Alex Mihailidis
{"title":"Design of a capacitive ECG sensor for unobtrusive heart rate measurements","authors":"A. Arcelus, Mohammed Sardar, Alex Mihailidis","doi":"10.1109/I2MTC.2013.6555449","DOIUrl":"https://doi.org/10.1109/I2MTC.2013.6555449","url":null,"abstract":"The increased prevalence of cardiovascular disease among the aging population has prompted greater interest in the field of smart home monitoring and unobtrusive cardiac measurements. This paper introduces the design of a capacitive electrocardiogram (ECG) sensor that measures heart rate with no conscious effort from the user. The sensor consists of two active electrodes and an analog processing circuit that is low cost and customizable to the surfaces of common household objects. Prototype testing was performed in a home laboratory by embedding the sensor into a couch, walker, office and dining chairs. The sensor produced highly accurate heart rate measurements (<; 2.3% error) via either direct skin contact or through one and two layers of clothing. The sensor requires no gel dielectric and no grounding electrode, making it particularly suited to the “zero-effort” nature of an autonomous smart home environment. Motion artifacts caused by deviations in body contact with the electrodes were identified as the largest source of unreliability in continuous ECG measurements and will be a primary focus in the next phase of this project.","PeriodicalId":432388,"journal":{"name":"2013 IEEE International Instrumentation and Measurement Technology Conference (I2MTC)","volume":"14 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2013-05-06","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"131465037","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: 36
The UHF Gen 2 RFID System for transcutaenous operation for orthopedic implants 用于骨科植入物经皮操作的UHF Gen 2 RFID系统
Xiaoyu Liu, Joshua R. Stachel, E. Sejdić, M. Mickle, J. L. Berger
{"title":"The UHF Gen 2 RFID System for transcutaenous operation for orthopedic implants","authors":"Xiaoyu Liu, Joshua R. Stachel, E. Sejdić, M. Mickle, J. L. Berger","doi":"10.1109/I2MTC.2013.6555688","DOIUrl":"https://doi.org/10.1109/I2MTC.2013.6555688","url":null,"abstract":"This paper aims to develop a UHF Gen 2 RFID system for transcutaneous operation for identifying and monitoring orthopedic implants. The major problems of using existing RFID antennas at UHF band for transcutaneous operation include possible interference with pacemakers and interference with other RFID systems working at the same band. To provide a solution for the above problems, this paper uses transcutaneous near field communication (TNFC) technology based on capacitive coupling between the reader and the tag. The reader and tag both have two electrodes and the energy and signal transmission occurs with the coupling between the electrodes. Both the reader and the tag are impedance matched for maximum power transmission efficiency. A reading range of 4.1 cm is achieved through pork skin using 30 dBm power from the reader. The proposed UHF RFID system is a feasible solution to provide high efficiency for transcutaneous operation while can eliminate an interference with other medical devices or RFID devices.","PeriodicalId":432388,"journal":{"name":"2013 IEEE International Instrumentation and Measurement Technology Conference (I2MTC)","volume":"119 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2013-05-06","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"127726022","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: 6
Numerical simulation and experimental study of z-path ultrasonic heat meter based on TDC-GP21 基于TDC-GP21的z路超声热计的数值模拟与实验研究
Xiaoyu Tang, Hongjian Zhang, Hongliang Zhou, Binbin Yao
{"title":"Numerical simulation and experimental study of z-path ultrasonic heat meter based on TDC-GP21","authors":"Xiaoyu Tang, Hongjian Zhang, Hongliang Zhou, Binbin Yao","doi":"10.1109/I2MTC.2013.6555504","DOIUrl":"https://doi.org/10.1109/I2MTC.2013.6555504","url":null,"abstract":"Ultrasonic heat meters have being widely applied in the industrial and commercial heat measurement. The precision of an ultrasonic heat meter depends on two aspects: the accuracy of time measurement and the relationship of average velocity detected between the two ultrasonic transducers and the inlet average velocity of the pipe (here is a factor k standing for it). Different mass fluxes lead to different situations of the flow field, which means that factor k varies with Reynolds number. In this paper, Z-path is designed to avoid blocking in the pipes. Lager Eddy Simulation (LES) model is used to calculate the flow field of the transition region in the CFD numerical simulation and a regular pattern of this Z-path heat meter is proposed from the simulation results. The TDC-GP21 chip is adopted to offer precise time measurement and experimental results in laboratory show that this kind of ultrasonic heat meters provide high measuring precision and are advantageous to apply in civil use.","PeriodicalId":432388,"journal":{"name":"2013 IEEE International Instrumentation and Measurement Technology Conference (I2MTC)","volume":"294 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2013-05-06","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"132529953","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
Tracking and counting vehicles in traffic video sequences using particle filtering 基于粒子滤波的交通视频序列车辆跟踪与计数
Christiano Bouvié, J. Scharcanski, Pablo Barcellos, Fabiano Lopes Escouto
{"title":"Tracking and counting vehicles in traffic video sequences using particle filtering","authors":"Christiano Bouvié, J. Scharcanski, Pablo Barcellos, Fabiano Lopes Escouto","doi":"10.1109/I2MTC.2013.6555527","DOIUrl":"https://doi.org/10.1109/I2MTC.2013.6555527","url":null,"abstract":"This paper presents a new method to track and count vehicles in video traffic sequences. The proposed method uses image processing, particle filtering, and motion coherence to group particles in videos, forming convex shapes that are analyzed for potential vehicles. This analysis takes into consideration the convex shape of the objects and background information to merge or split the groupings. After a vehicle is identified, it is tracked using the similarity of color histograms on windows centered at the particle locations.","PeriodicalId":432388,"journal":{"name":"2013 IEEE International Instrumentation and Measurement Technology Conference (I2MTC)","volume":"6 5","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2013-05-06","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"131922470","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: 38
Operation of the Van Veen Loop in a shielded chamber 范文环路在屏蔽室中的操作
J. Mclean, Hidetsugu Sako, A. Medina, R. Sutton
{"title":"Operation of the Van Veen Loop in a shielded chamber","authors":"J. Mclean, Hidetsugu Sako, A. Medina, R. Sutton","doi":"10.1109/I2MTC.2013.6555678","DOIUrl":"https://doi.org/10.1109/I2MTC.2013.6555678","url":null,"abstract":"The Van Veen Loop or Large Loop Antenna (LLA) has been shown to be invaluable for the rapid characterization of the magnetic fields of certain compact devices such as ballasts for fluorescent lighting. Here, operation of the LLA in a shielded, semi-anechoic chamber is considered, including the calibration/verification of the loop using the folded-dipole verification source described in the standard CISPR 16-2-3. The LLA is characterized experimentally in a typical 3-m semi-anechoic chamber using the folded-dipole validation source specified in the CISPR 16-2-3 standard. It is shown that the response of the LLA is slightly affected by the presence of the chamber, but nevertheless provides accurate measurement of magnetic dipole moment over a very broad frequency range. Specifically, the LLA described here meets the accuracy requirements of the CISPR 162-3 standard over the frequency range of 9 kHz to 30 MHz when operating inside a shielded semi-anechoic chamber of dimensions 9 m (length) x 6 m (width) × 5.4 m (height). It can be concluded that the LLA can be used effectively in a typical shielded semi-anechoic chamber.","PeriodicalId":432388,"journal":{"name":"2013 IEEE International Instrumentation and Measurement Technology Conference (I2MTC)","volume":"1 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2013-05-06","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"130320808","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: 6
Ubiquitous motion sensing service using wearable shoe module and mobile device 使用可穿戴鞋模块和移动设备的无处不在的运动传感服务
Ying-Xun Lai, Yi-Wei Ma, Yueh-Min Huang, Jiann-Liang Chen, S. Mukhopadhyay
{"title":"Ubiquitous motion sensing service using wearable shoe module and mobile device","authors":"Ying-Xun Lai, Yi-Wei Ma, Yueh-Min Huang, Jiann-Liang Chen, S. Mukhopadhyay","doi":"10.1109/I2MTC.2013.6555639","DOIUrl":"https://doi.org/10.1109/I2MTC.2013.6555639","url":null,"abstract":"\"Motion sensing\" has now become one of the crucial parts of modern life. The tech products for entertainment create huge competition in the modern market, with the front runners such as PS3, Wii, and Xbox. Body movement games are a favorite among gamers. However most of the body movement is restricted to the hand portion for the handheld platform, making it not as dynamic as the traditional television consoles. Thus, this restriction decreases the multitude and availability of entertainment in handheld devices. For this reason, this research presented a ubiquitous motion sensing service with Smart Shoe as a body movement controller for handheld devices, and designs a Step Direction algorithm to determine the direction and motion state of feet during exercising. Using wireless transmission to transmit messages to handheld smart phone applications, a body movement rhythmic dance game is presented for this device, which receives the feet stepping signal as input for the game. It also provides a health exercise service, using the motion state to calculate burnt calories. The user can also observe their health state at any time, letting users to enjoy ubiquitous multifunctional entertainment anywhere outdoors.","PeriodicalId":432388,"journal":{"name":"2013 IEEE International Instrumentation and Measurement Technology Conference (I2MTC)","volume":"180 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2013-05-06","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"123190891","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
An automatic image segmentation scheme for phalanx and epiphyseal/metaphyseal region of interests 一种针对指骨和骨骺/干骺区的自动图像分割方法
Chih-Yen Chen, Tzu-Chiang Liu, C. Hsieh, Hung-Chun Chien
{"title":"An automatic image segmentation scheme for phalanx and epiphyseal/metaphyseal region of interests","authors":"Chih-Yen Chen, Tzu-Chiang Liu, C. Hsieh, Hung-Chun Chien","doi":"10.1109/I2MTC.2013.6555478","DOIUrl":"https://doi.org/10.1109/I2MTC.2013.6555478","url":null,"abstract":"Bone age assessment is usually to diagnose the growth disorders, growth hormone deficiency, and the effect of growth therapy of children in clinic. The crucial role of Bone age assessment is that it is dependent on the accurate bony segmentation from soft tissues on hand radiogram, especially in the separation of phalanx and epiphyseal/metaphyseal region of interests from the background and soft tissue. In this study, our proposed method was to locate and crop the phalanx region of interests for the first step. Next, the integration of a difference in sub-neighborhood technique and average threshold of image processing was applied to segment the epiphyseal/metaphyseal region of interests. The experiments were shown to be successful in the segmentation on different parts of knuckles, i.e. distal, middle, and proximal. In conclusion, the proposed procedure can be implemented in the segmentation of epiphyseal/metaphyseal region of interests automatically and efficiently.","PeriodicalId":432388,"journal":{"name":"2013 IEEE International Instrumentation and Measurement Technology Conference (I2MTC)","volume":"30 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2013-05-06","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"125003304","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 methodology of a self-priming PMMA valveless piezoelectric micro-pump 自吸PMMA无阀压电微泵的设计方法
A. Neto, A. Lima, C. L. Gomes, L. Oliveira, C. Moreira, F. Tejo
{"title":"Design methodology of a self-priming PMMA valveless piezoelectric micro-pump","authors":"A. Neto, A. Lima, C. L. Gomes, L. Oliveira, C. Moreira, F. Tejo","doi":"10.1109/I2MTC.2013.6555578","DOIUrl":"https://doi.org/10.1109/I2MTC.2013.6555578","url":null,"abstract":"A design methodology for a self-priming PMMA valveless piezoelectric micro-pump has been proposed. A finite element-based software has been used to investigate the feasible device configurations. Both actuator and diffuser parameters have been studied. The experimental tests have shown that the proposed design approach yielded a low-cost and highly efficiency micro-pump.","PeriodicalId":432388,"journal":{"name":"2013 IEEE International Instrumentation and Measurement Technology Conference (I2MTC)","volume":"10 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2013-05-06","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"125055272","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
Microfluidic device for simultaneous pulsed electric field electroporation and dielectrophoresis studies of single biological cells 单生物细胞脉冲电场电穿孔和介质电泳同时研究的微流控装置
E. Salimi, M. Nikolic-Jaric, T. Cabel, K. Braasch, Vincent Jung, M. Butler, D. Thomson, G. Bridges
{"title":"Microfluidic device for simultaneous pulsed electric field electroporation and dielectrophoresis studies of single biological cells","authors":"E. Salimi, M. Nikolic-Jaric, T. Cabel, K. Braasch, Vincent Jung, M. Butler, D. Thomson, G. Bridges","doi":"10.1109/I2MTC.2013.6555448","DOIUrl":"https://doi.org/10.1109/I2MTC.2013.6555448","url":null,"abstract":"We present a microfluidic device able to electroporate and measure the resultant changes in dielectric properties of single biological cells. The device can measure the dielectrophoresis (DEP) response of the electroporated cell from a few seconds after exposure to electroporating pulses. Studying electroporation at the single cell level can provide insight on the electroporation process as well as a method of differentiating cellular state (e.g. normal and cancerous). Moreover, combining electroporation and dielectric characterization into a single device eliminates the need for post-sample analysis as required in techniques such as fluorescence cytometry. Experiments performed on Chinese hamster ovary (CHO) cells demonstrate the ability of the device to detect changes in the DEP response of individual cells immediately after being exposed to microsecond duration electroporating pulses.","PeriodicalId":432388,"journal":{"name":"2013 IEEE International Instrumentation and Measurement Technology Conference (I2MTC)","volume":"183 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2013-05-06","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"134152195","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
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