ICMIT: Mechatronics and Information Technology最新文献

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Multipoint conference systems in a ubiquitous environment 在无处不在的环境中的多点会议系统
ICMIT: Mechatronics and Information Technology Pub Date : 2007-12-10 DOI: 10.1117/12.784210
Minseok Oh, Keon-bae Lee, Dong-su Seong
{"title":"Multipoint conference systems in a ubiquitous environment","authors":"Minseok Oh, Keon-bae Lee, Dong-su Seong","doi":"10.1117/12.784210","DOIUrl":"https://doi.org/10.1117/12.784210","url":null,"abstract":"In a ubiquitous environment, people can communicate with others and have access to various computing services any time, any place. The multipoint conference systems in a ubiquitous environment are expected to be one of the leading applications to connect people. In this paper the various multipoint conference systems are compared for their efficiency in a ubiquitous environment and shows why the endpoint mixing conference scheme performs effectively in an ad hoc environment. However, the endpoint mixing conference scheme has its own drawbacks as well and we propose solutions for them.","PeriodicalId":250590,"journal":{"name":"ICMIT: Mechatronics and Information Technology","volume":"1 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2007-12-10","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"132276787","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
Embedded control system for computerized franking machine 计算机化印花机的嵌入式控制系统
ICMIT: Mechatronics and Information Technology Pub Date : 2007-12-10 DOI: 10.1117/12.784108
W. Shi, L. B. Zhang, F. Xu, H. W. Zhan
{"title":"Embedded control system for computerized franking machine","authors":"W. Shi, L. B. Zhang, F. Xu, H. W. Zhan","doi":"10.1117/12.784108","DOIUrl":"https://doi.org/10.1117/12.784108","url":null,"abstract":"This paper presents a novel control system for franking machine. A methodology for operating a franking machine using the functional controls consisting of connection, configuration and franking electromechanical drive is studied. A set of enabling technologies to synthesize postage management software architectures driven microprocessor-based embedded systems is proposed. The cryptographic algorithm that calculates mail items is analyzed to enhance the postal indicia accountability and security. The study indicated that the franking machine is reliability, performance and flexibility in printing mail items.","PeriodicalId":250590,"journal":{"name":"ICMIT: Mechatronics and Information Technology","volume":"1 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2007-12-10","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"130792705","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
The method of performance advancement using modified neural network for test algorithm of semiconductor packages 基于改进神经网络的半导体封装测试算法性能提升方法
ICMIT: Mechatronics and Information Technology Pub Date : 2007-12-10 DOI: 10.1117/12.784191
Chang-Hyun Kim, Hong-Yeon Yu, Sung-Hoon Hong
{"title":"The method of performance advancement using modified neural network for test algorithm of semiconductor packages","authors":"Chang-Hyun Kim, Hong-Yeon Yu, Sung-Hoon Hong","doi":"10.1117/12.784191","DOIUrl":"https://doi.org/10.1117/12.784191","url":null,"abstract":"The classification of defects in semiconductor packages was performed by the pattern recognition technology with modified neural network is based on image processing. The pattern recognition algorithm is composed of image processing and modified backpropagation neural network. Image processing is preprocessing method for dimensionality reduction that is input data of backpropagation neural network. And image processing is simply made of image equalization and binary image conversion and edge detection for reducing operation time. And most of algorithm of backpropagation neural network is generally used uniform train weight, but the algorithm in this research is applied to variously subdivided train weights of backpropagation neural network based on types of semiconductor packages according to kinds of defects. Through above processes, we obtained advanced result of pattern recognition about defects in semiconductor packages.","PeriodicalId":250590,"journal":{"name":"ICMIT: Mechatronics and Information Technology","volume":"5 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2007-12-10","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"130800821","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 design method for unknown input observer for non-minimum phase systems 非最小相位系统未知输入观测器的设计方法
ICMIT: Mechatronics and Information Technology Pub Date : 2007-12-10 DOI: 10.1117/12.784172
K. Yamada, Masahiko Kobayashi
{"title":"A design method for unknown input observer for non-minimum phase systems","authors":"K. Yamada, Masahiko Kobayashi","doi":"10.1117/12.784172","DOIUrl":"https://doi.org/10.1117/12.784172","url":null,"abstract":"In this paper, we examine a design method for unknown input observers for non-minimum phase systems. The unknown input observer has been used to estimate the state variable of the plant in the presence of unknown input. In addition the unknown input observer is applied to the systems with disturbance inputs or unknown varying parameters. Initially, the unknown input observer is examined by Kudva, Viswanadham and Ramakrishna. According to past studies, the unknown input observer for the plant (A,B,C,0) can be designed if and only if following 2 expressions hold true: (1) rankCB= rankB and (2) the plant (A,B,C,0) has no invariant zero in the closed right half plane. Many papers have been considered to design unknown input observers, even if above mentioned 2 expressions are not satisfied. In this paper, we propose a new design method of unknown input observers for non-minimum phase plants.","PeriodicalId":250590,"journal":{"name":"ICMIT: Mechatronics and Information Technology","volume":"5 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2007-12-10","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"116949706","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
Maintaining communication link based on AODV routing protocol in mobile robot networks 基于AODV路由协议的移动机器人网络通信链路维护
ICMIT: Mechatronics and Information Technology Pub Date : 2007-12-10 DOI: 10.1117/12.784104
Hui Hu, Hong Jiang
{"title":"Maintaining communication link based on AODV routing protocol in mobile robot networks","authors":"Hui Hu, Hong Jiang","doi":"10.1117/12.784104","DOIUrl":"https://doi.org/10.1117/12.784104","url":null,"abstract":"Wired computer networks are vital in modern life. However, these networks are extremely vulnerable to disaster or attack in emergency situations. Therefore, how to maintain communication link under emergency situations is very important. In this paper, we utilize a series of autonomous mobile slave robots which follow behind the lead robot and automatically stop where needed to maintain an ad hoc network for guaranteeing a link between the lead robot and its remote monitor/control station. To accomplish this target, an efficient communication protocol limitation mobile robots broadcast based on AODV (LMRB-AODV) is proposed for deployment in multi-robot system. After then the lead robot could carry service traffics to the monitor station under emergency situations through the communication link. At any instance, the lead robot has the ability to reclaim the relay robot(s) which are unneeded in the network to rejoin the convoy behind the lead robot and use it to extend the range of wireless communication when the radio frequency (RF) shortcuts are detected by the lead robot. All relay deployment and reclaiming strategy functions occur without the operator's involvement. Finally, we provide a comparative study of their performance in a number of different simulation environments. The results show that the proposed scheme is very efficient in maintaining communication link in wireless network.","PeriodicalId":250590,"journal":{"name":"ICMIT: Mechatronics and Information Technology","volume":"136 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2007-12-10","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"131984510","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
Walking control of small size humanoid robot: Hajime Robot 18 小型人形机器人的行走控制:Hajime robot 18
ICMIT: Mechatronics and Information Technology Pub Date : 2007-12-10 DOI: 10.1117/12.784475
H. Sakamoto, R. Nakatsu
{"title":"Walking control of small size humanoid robot: Hajime Robot 18","authors":"H. Sakamoto, R. Nakatsu","doi":"10.1117/12.784475","DOIUrl":"https://doi.org/10.1117/12.784475","url":null,"abstract":"HAJIME ROBOT 18 is a fully autonomous biped robot. It has been developed for RoboCup which is a worldwide soccer competition of robots. It is necessary for a robot to have high mobility to play soccer. High speed walking and all directional walking are important to approach and to locate in front of a ball. HAJIME ROBOT achieved these walking. This paper describes walking control of a small size humanoid robot 'HAJIME ROBOT 18' and shows the measurement result of ZMP (Zero Moment Point). HAJIME ROBOT won the Robotics Society of Japan Award in RoboCup 2005 and in RoboCup 2006 Japan Open.","PeriodicalId":250590,"journal":{"name":"ICMIT: Mechatronics and Information Technology","volume":"30 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2007-12-10","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"134517793","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
Self-assembled mini-SPR for detecting the stability of the bio-membrane 用于检测生物膜稳定性的自组装微型spr
ICMIT: Mechatronics and Information Technology Pub Date : 2007-12-10 DOI: 10.1117/12.784377
Shan Tang, Yunlong Wei
{"title":"Self-assembled mini-SPR for detecting the stability of the bio-membrane","authors":"Shan Tang, Yunlong Wei","doi":"10.1117/12.784377","DOIUrl":"https://doi.org/10.1117/12.784377","url":null,"abstract":"Supported Bilayer Lipid Membrane (s-BLM) affords a great direction to study the lipid membrane. It becomes a key to study the stability of s-BLM. The study is adopting a method with optics to detect data not electronics, because it can avoid the disturbance which is brought by the electric charge. Based on the basic principles of SPR, we assembled a mini-SPR equipment, and it has the accuracy fitting for our works. To adjust the angle of the polarizer and move the fiber, we can make the spectrogram that membrane is coupled on the surface of the gold slice. Comparing to the reference spectrogram, we can make a certain relationship between the light absorbed maximum and the quality of the phospholipid molecules coupling on the surface. It can token the resident time with the time which the detected spectrogram resumes to the reference one. And the resonance angle has a definite shift. We can assess the stability of phospholipid BLM with the three references. The mini-SPR equipment can easily change the parts and the parameter with the up-and-down equipment, the movement of the fiber and replacing the triangular prism plated the thin metal. So we can explore and find the conditions of the stability of BLM effectively with it[1].","PeriodicalId":250590,"journal":{"name":"ICMIT: Mechatronics and Information Technology","volume":"2 2","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2007-12-10","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"113971381","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
The design of service-adaptive engine for robot middleware 面向机器人中间件的服务自适应引擎设计
ICMIT: Mechatronics and Information Technology Pub Date : 2007-12-10 DOI: 10.1117/12.784480
Bum-Hyeon Baek, Y. Choi, H. Park
{"title":"The design of service-adaptive engine for robot middleware","authors":"Bum-Hyeon Baek, Y. Choi, H. Park","doi":"10.1117/12.784480","DOIUrl":"https://doi.org/10.1117/12.784480","url":null,"abstract":"In this paper, we propose a design of Service-Adaptive Engine for robot middleware. This middleware called the KOMoR (Korea Object-oriented Middleware of Robot) is a middleware for robot that composed of three layers (Service Layer, Network Adaptation Layer, Network Interface Layer). In particular, Service-Adaptive Engine in Service Layer is responsible for communication between distributed applications and provides a set of features that support development of realistic distributed applications for a robot. Also, it avoids unnecessary complexity, making the middleware easy to learn and to use. For writing application, both client and server consist of a mixture of application code, library code, and code generated from IDL definition called MIDL (Module Interface Definition Language). The Service-Adaptive Engine in SL contains the client-and server-side run-time support for remote communication. The generic part of the Service-Adaptive Engine (that is, the part that is independent of the specific types you have defined in MIDL) is accessed through the SL API. The proxy code is generated from MIDL definitions and, therefore specific to the types of objects and data you have defined in MIDL.","PeriodicalId":250590,"journal":{"name":"ICMIT: Mechatronics and Information Technology","volume":"14 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2007-12-10","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"127659952","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
Indoor location estimation using radio beacons 利用无线电信标进行室内位置估计
ICMIT: Mechatronics and Information Technology Pub Date : 2007-12-10 DOI: 10.1117/12.784216
U. Ahmad, Young-Koo Lee, Sung-Yooung Lee, Chongkug Park
{"title":"Indoor location estimation using radio beacons","authors":"U. Ahmad, Young-Koo Lee, Sung-Yooung Lee, Chongkug Park","doi":"10.1117/12.784216","DOIUrl":"https://doi.org/10.1117/12.784216","url":null,"abstract":"We present a simple location estimation method for developing radio beacon based location system in the indoor environments. It employs an online learning approach for making large scale location systems in a short time collaboratively. The salient features of our method are low memory requirements and simple computations which make it suitable for both distributed location-aware applications based on client-server model as well as privacy sensitive applications residing on stand alone devices.","PeriodicalId":250590,"journal":{"name":"ICMIT: Mechatronics and Information Technology","volume":"27 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2007-12-10","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"127813764","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
Octree-based obstacle representation and registration for real-time 基于八叉树的障碍物实时表示与配准
ICMIT: Mechatronics and Information Technology Pub Date : 2007-12-10 DOI: 10.1117/12.784184
Jaewoong Kim, DaeSik Kim, Jung-Kak Seo, Sukhan Lee, Yeonchool Park
{"title":"Octree-based obstacle representation and registration for real-time","authors":"Jaewoong Kim, DaeSik Kim, Jung-Kak Seo, Sukhan Lee, Yeonchool Park","doi":"10.1117/12.784184","DOIUrl":"https://doi.org/10.1117/12.784184","url":null,"abstract":"This paper presents a novel approach for obstacle representation method when robotic manipulation task system understand real indoor environment for 3D workspace modeling. When many objects scattering on the table in workspace, if the robot want to grasp only one object, the robot system should has a path planning to approach the object. In this case, the obstacle representation in cluttered-environment is an important role for robot system. The research area of 3D workspace modeling, the research of step by step accumulating environment observation method is more difficult than the entire environment observing method and the research is not reported sufficiently. In this paper, we can contribute the two issues for real-time 3D workspace modeling to using the sequential input stereopsis scenes information. First, we can suggest a method to estimate the transformation matrix from using SIFT feature and Epipolar Geometry Constraint characteristics in the continuous process of accumulating sequential input stereopsis scenes for more fast and accurate than recently research. This method guarantees a feasible transformation matrix result better than the using traditional ICP and general SIFT method. Second, we can suggest a method for octree-based obstacle representation and we can also suggest an octree update method for real-time. It is faster than entire workspace observation method, and if the robot doesn't know about the objects and obstacles information in workspace, we can help the robot to understand environment himself from practical information. Taking the obstacle information from above method can help the robot system possible to do path planning for robotic manipulation task in 3D workspace. Through the experimental result, we can show that our method is well-performing and well-modeling the obstacle in 3D real environment workspace modeling in real-time.","PeriodicalId":250590,"journal":{"name":"ICMIT: Mechatronics and Information Technology","volume":"23 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2007-12-10","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"129391063","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
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