2011 11th International Conference on ITS Telecommunications最新文献

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Efficient map based location service for VANETs 高效的地图定位服务为VANETs
2011 11th International Conference on ITS Telecommunications Pub Date : 2011-10-27 DOI: 10.1109/ITST.2011.6060087
D. Ashok, M. Pai, J. Mouzna
{"title":"Efficient map based location service for VANETs","authors":"D. Ashok, M. Pai, J. Mouzna","doi":"10.1109/ITST.2011.6060087","DOIUrl":"https://doi.org/10.1109/ITST.2011.6060087","url":null,"abstract":"One of the key aspects of any communication system is routing of packets. VANET is no exception and poses special challenges in routing techniques. Position based routing protocols are considered to be apt for vehicular networks [1] and to realize that a location service is being used. For a packet to be routed to a destination across the network, the destination's position is to be known in advance. In this paper a new location service paradigm is being proposed to get the destination car's position. An adaptive location update policy is being proposed to maintain up-to-date location information at the location server. The location service uses a density aware server selection policy which selects servers at high density regions of a city. A localized query answering strategy is used for replying to location queries where a server with latest location information replies for a query. The proposed solution is found to be an efficient model for providing location service and ensures a query success ratio of 90.10% at its peak and decreased localization error, at an average of 8m.","PeriodicalId":220290,"journal":{"name":"2011 11th International Conference on ITS Telecommunications","volume":"5 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2011-10-27","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"123472927","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: 23
3GPP Evolved Packet Core support for distributed mobility anchors: Control enhancements for GW relocation 3GPP 演进分组核心支持分布式移动锚点:全球移动网络搬迁的控制增强功能
2011 11th International Conference on ITS Telecommunications Pub Date : 2011-10-27 DOI: 10.1109/ITST.2011.6060065
W. Hahn
{"title":"3GPP Evolved Packet Core support for distributed mobility anchors: Control enhancements for GW relocation","authors":"W. Hahn","doi":"10.1109/ITST.2011.6060065","DOIUrl":"https://doi.org/10.1109/ITST.2011.6060065","url":null,"abstract":"This paper discusses the 3GPP Evolved Packet Core (EPC) as a deployment of a distributed data plane architecture. Distributed GWs in connection with user mobility may result in the need to optimize data routing by GW relocation. It is proposed to include the GWs itself in the decision on GW relocation what is currently done in the control plane node (mobility management entity) only. Proposals are made to allow the relocation also for active mode devices (user activity detection), to detect the occurrence of a non optimal routing situation and to detect situations where a relocation should be suppressed to avoid particularly poor user experience. These improvements are compared with other solutions.","PeriodicalId":220290,"journal":{"name":"2011 11th International Conference on ITS Telecommunications","volume":"47 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2011-10-27","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"129268805","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: 20
Estimation of fuel flow for telematics-enabled adaptive fuel and time efficient vehicle routing 基于远程信息处理的自适应燃油和时间效率车辆路线的燃油流量估计
2011 11th International Conference on ITS Telecommunications Pub Date : 2011-10-27 DOI: 10.1109/ITST.2011.6060041
I. Kolmanovsky, Kevin McDonough, O. Gusikhin
{"title":"Estimation of fuel flow for telematics-enabled adaptive fuel and time efficient vehicle routing","authors":"I. Kolmanovsky, Kevin McDonough, O. Gusikhin","doi":"10.1109/ITST.2011.6060041","DOIUrl":"https://doi.org/10.1109/ITST.2011.6060041","url":null,"abstract":"This paper reports the development of vehicle fuel flow estimation algorithms based entirely on signals available through the standard OBD-II interface. The paper also illustrates the use of the resulting fuel flow estimates for adaptation and optimization. The fuel flow estimation algorithm functionality differs depending on the powertrain type (gasoline versus diesel, naturally aspirated versus boosted, conventional versus hybrid electric, etc.). To facilitate fuel and time efficient vehicle routing, an adaptation algorithm based on the recursive least squares (Kalman filtering) is defined. This adaptation algorithm learns the expected values and the variances of fuel consumption and travel time from multiple drives of a given vehicle over a given route segment. The use of adaptation from data reduces the need for accurate predictive modeling of vehicle fuel consumption and travel time which depend on difficult to predict and incorporate into the model traffic conditions, topographical road information, weather conditions, and inherently present vehicle-to-vehicle, driver-to-driver and fuel variability. The use of the adaptive models for optimization of vehicle travel is showcased with a simple example of optimizing time of day of departure decisions for a service vehicle. Finally, the use of a large interconnected network of adaptive models for vehicle fleet operation optimization is discussed.","PeriodicalId":220290,"journal":{"name":"2011 11th International Conference on ITS Telecommunications","volume":"48 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2011-10-27","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"129262640","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: 13
A novel adaptive support window based stereo matching algorithm for 3D reconstruction from 2D images 一种基于自适应支持窗的二维图像三维重建立体匹配算法
2011 11th International Conference on ITS Telecommunications Pub Date : 2011-10-27 DOI: 10.1109/ITST.2011.6060092
Jargalsaikhan Iveel, S. David
{"title":"A novel adaptive support window based stereo matching algorithm for 3D reconstruction from 2D images","authors":"Jargalsaikhan Iveel, S. David","doi":"10.1109/ITST.2011.6060092","DOIUrl":"https://doi.org/10.1109/ITST.2011.6060092","url":null,"abstract":"Three dimensional scene reconstruction, sometimes referred as view synthesis, is a problem in the area of Stereo Vision, which is the most widely used method for gathering depth information from 2D scenes. Stereo vision finds many applications in automated systems such robotics, tracking object in 3D space and constructing a 3D spatial model of a scene. There are many human-machine control applications, such vision based remote control system which exploits stereo vision to control the machine in a touch-free environment. In this paper, we present a new stereo vision matching algorithm using an adaptive support window. In many area based algorithms, the selection and computation of the size and shape of the window is the most crucial factor for obtaining high quality disparity map. We developed an adaptive support window based stereo matching using similar color regions selected by the seed growing algorithm. The proposed approach is tested on Middlebury stereo images and results were promising.","PeriodicalId":220290,"journal":{"name":"2011 11th International Conference on ITS Telecommunications","volume":"1 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2011-10-27","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"122903513","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
The maritime e-Navigation and the Titanic: Are there any links? 海上电子导航和泰坦尼克号:有什么联系吗?
2011 11th International Conference on ITS Telecommunications Pub Date : 2011-10-27 DOI: 10.1109/ITST.2011.6060115
M. Fiorini
{"title":"The maritime e-Navigation and the Titanic: Are there any links?","authors":"M. Fiorini","doi":"10.1109/ITST.2011.6060115","DOIUrl":"https://doi.org/10.1109/ITST.2011.6060115","url":null,"abstract":"The International Maritime Organization (IMO) adopted the following definition of e-Navigation: “e-Navigation is the harmonized collection, integration, exchange, presentation and analysis of maritime information onboard and ashore by electronic means to enhance berth to berth navigation and related services, for safety and security at sea and protection of the marine environment”. The paper present an overview of maritime initiatives undergoing by the IMO and the European Union (EU) and recall the Titanic legend from the technology point of view.","PeriodicalId":220290,"journal":{"name":"2011 11th International Conference on ITS Telecommunications","volume":"131 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2011-10-27","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"115966728","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
Simulation of automotive cooperative system based on Software Defined Radio (SDR) 基于软件无线电(SDR)的汽车协同系统仿真
2011 11th International Conference on ITS Telecommunications Pub Date : 2011-10-27 DOI: 10.1109/ITST.2011.6060123
M. Kassab, C. Gransart, M. Wahl, M. Berbineau, J. Ehrlich
{"title":"Simulation of automotive cooperative system based on Software Defined Radio (SDR)","authors":"M. Kassab, C. Gransart, M. Wahl, M. Berbineau, J. Ehrlich","doi":"10.1109/ITST.2011.6060123","DOIUrl":"https://doi.org/10.1109/ITST.2011.6060123","url":null,"abstract":"The Software Defined Radio (SDR) is a technology that enables to run several radio waveforms on the same hardware terminal. In this paper, we evaluate the benefits of using several communication technologies, based on SDR hardware, in automotive cooperative systems. We propose to integrate to the vehicles a SDR hardware supporting IEEE 802.11 and DVB-T technologies. We study the behaviors of cooperative systems in a realistic environment. We investigate, based on simulation experiments, the performances of applications integrated in the cooperative system when this system is based on multiple wireless technologies.","PeriodicalId":220290,"journal":{"name":"2011 11th International Conference on ITS Telecommunications","volume":"518 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2011-10-27","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"116248909","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
Efficient dynamic scheduling scheme between vehicles and roadside units based on IEEE 802.11p/WAVE communication standard 基于IEEE 802.11p/WAVE通信标准的车辆与路边单元之间的高效动态调度方案
2011 11th International Conference on ITS Telecommunications Pub Date : 2011-10-27 DOI: 10.1109/ITST.2011.6060038
Teng Jiang, Y. Alfadhl, K. K. Chai
{"title":"Efficient dynamic scheduling scheme between vehicles and roadside units based on IEEE 802.11p/WAVE communication standard","authors":"Teng Jiang, Y. Alfadhl, K. K. Chai","doi":"10.1109/ITST.2011.6060038","DOIUrl":"https://doi.org/10.1109/ITST.2011.6060038","url":null,"abstract":"In recent years, Vehicle Ad Hoc Networks (VANETs) have become very popular. A typical VANET defines an intelligent way of using vehicular networking by integrating vehicular connections via a number of short-distance ad-hoc networking links, such as the IEEE802.11p. This type of system could provide effective communication between moving vehicles and fixed Road Side Units (RSUs), which are usually very expensive to install and may, in some cases, undergo heavy demand. To improve the efficiency of communication between vehicles and RSUs (Vehicle to Infrastructure, V2I), most existing work ignores the following facts: the uneven distribution of vehicles and unbalanced working loads on different RSUs. By considering the periodic and the unchanging features of public transportation, we propose a novel V2I hybrid optimisation scheme named Dynamic Resources Allocation Scheme (DRAS). In this scheme, all resources on the RSUs are scheduled as a whole and buses will be introduced as moving infrastructure points (or relay stations) to take some of the burden of the RSUs in real-time traffic conditions. We import the Variable-Length Contention Free Period (VL-CFP) for MAC access and also define Time-to-Live (TTL) value to guarantee the data credibility on bus. Using both Math analysis and NS-2 simulation, we can prove our DRAS can achieve a better QoS performance and adequate utilisation of RSU resources than legacy 802.11p and WAVE-based HCCA. These advantages become more obvious as the vehicles number increases.","PeriodicalId":220290,"journal":{"name":"2011 11th International Conference on ITS Telecommunications","volume":"16 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2011-10-27","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"121123100","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: 12
Combination of RSS localization and ToF ranging for increasing positioning accuracy indoors 结合RSS定位和ToF测距,提高室内定位精度
2011 11th International Conference on ITS Telecommunications Pub Date : 2011-10-27 DOI: 10.1109/ITST.2011.6060072
A. Galov, A. Moschevikin, R. Voronov
{"title":"Combination of RSS localization and ToF ranging for increasing positioning accuracy indoors","authors":"A. Galov, A. Moschevikin, R. Voronov","doi":"10.1109/ITST.2011.6060072","DOIUrl":"https://doi.org/10.1109/ITST.2011.6060072","url":null,"abstract":"In most cases indoor local positioning algorithms are not effective enough. RSS-based methods are very sensitive to variations in physical environment dependent on relative positions of furniture, doors, human bodies, etc. The results of ToF-based ranging in closed areas always include additional NLOS-component. A method of combination of both RSS and ToF approaches is described. Results of conducted indoor experiments confirmed that the accuracy of position calculation significantly increased.","PeriodicalId":220290,"journal":{"name":"2011 11th International Conference on ITS Telecommunications","volume":"83 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2011-10-27","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"132373751","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: 22
Blind detection of the number of transmitting antennas for spatially-correlated MIMO systems 空间相关MIMO系统发射天线数的盲检测
2011 11th International Conference on ITS Telecommunications Pub Date : 2011-10-27 DOI: 10.1109/ITST.2011.6060100
K. Hassan, C. N. Nzeza, R. Gautier, E. Radoi, M. Berbineau, I. Dayoub
{"title":"Blind detection of the number of transmitting antennas for spatially-correlated MIMO systems","authors":"K. Hassan, C. N. Nzeza, R. Gautier, E. Radoi, M. Berbineau, I. Dayoub","doi":"10.1109/ITST.2011.6060100","DOIUrl":"https://doi.org/10.1109/ITST.2011.6060100","url":null,"abstract":"The blind interception process of multiple-input multiple-output (MIMO) signals have recently gained more attention. The number of transmitting antennas is an important information for many blind MIMO algorithms. In this paper, several algorithms for blind detection of the number of transmitting antennas are presented. These different algorithms are evaluated and a performance comparison is presented. Spatial correlation is a crucial factor for practical MIMO systems. This paper addresses for the first time the problem of blind detection of the number of transmitting antennas in spatially correlated MIMO systems.","PeriodicalId":220290,"journal":{"name":"2011 11th International Conference on ITS Telecommunications","volume":"38 3 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2011-10-27","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"128514981","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: 13
An infrared thermal image acquisition system for intra-vehicle applications 用于车载应用的红外热图像采集系统
2011 11th International Conference on ITS Telecommunications Pub Date : 2011-10-27 DOI: 10.1109/ITST.2011.6060094
H. Farhat, E. Bazin, S. Haese, G. E. Zein
{"title":"An infrared thermal image acquisition system for intra-vehicle applications","authors":"H. Farhat, E. Bazin, S. Haese, G. E. Zein","doi":"10.1109/ITST.2011.6060094","DOIUrl":"https://doi.org/10.1109/ITST.2011.6060094","url":null,"abstract":"In this paper, we present an infrared thermal image acquisition system developed for intra-vehicle applications. This system is based on an uncooled microbolometer sensor matrix. First, we design an electronic board to control the sensor. A special lens is developed with a wide field of view. Then, the image acquisition system is developed on a FPGA (Field-Programmable Gate Array) based soft-core microcontroller. We realize the system calibration using controlled temperature surface. We implement the calibration algorithm and present calibration results. Measurement campaign is conducted in a vehicle. Measurement results show the possibility to cover all the passenger's in the vehicle and to measure their temperature.","PeriodicalId":220290,"journal":{"name":"2011 11th International Conference on ITS Telecommunications","volume":"33 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2011-10-27","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"132042029","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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