2021 Wave Electronics and its Application in Information and Telecommunication Systems (WECONF)最新文献

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Aspects of Passive Surface Acoustic Wave Tag Signal Detection Under Different Detector Parameters 不同探测器参数下被动式表面声波标签信号检测的研究
A. Sorokin, A. Shepeta
{"title":"Aspects of Passive Surface Acoustic Wave Tag Signal Detection Under Different Detector Parameters","authors":"A. Sorokin, A. Shepeta","doi":"10.1109/WECONF51603.2021.9470628","DOIUrl":"https://doi.org/10.1109/WECONF51603.2021.9470628","url":null,"abstract":"This paper examines issues associated with transceiver parameters under lognormally distributed industrial noise. The paper analyzes the effect on transceiver parameters of normally distributed noise and lognormally distributed noise. In this case, we consider the power values of both distributed noises to be equal. This paper demonstrates that, under lognormally and normally distributed industrial noise, transceiver properties become worse, and the probability of incorrect tag identification increases. However, to increase the probability of correct tag identification, transceiver properties must be adjusted. Despite that, energy loss occurs, leading to a decrease in the probability of successful tag identification. This study provides analytically derived expressions and related graphs for calculating such energy loss. These calculations use a fixed value of the incorrect identification probability and help compensate for energy loss. Therefore, a given level of correct tag identification probability can be achieved.","PeriodicalId":267775,"journal":{"name":"2021 Wave Electronics and its Application in Information and Telecommunication Systems (WECONF)","volume":"18 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2021-05-31","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"124474584","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
Acousto-Optical Imaging Spectroscopy 声光成像光谱学
V. Pozhar, A. Machikhin
{"title":"Acousto-Optical Imaging Spectroscopy","authors":"V. Pozhar, A. Machikhin","doi":"10.1109/WECONF51603.2021.9470603","DOIUrl":"https://doi.org/10.1109/WECONF51603.2021.9470603","url":null,"abstract":"The problems accompanying the detection of spatial-spectral 3D array of information by means of acousto-optical tunable (AOTF) filters are described. These problems are data detection, chromatic distortions, data reliability and correction, technical implementation (instrumentation), data operation and analysis. The sequential stages of problems elimination are described. The various spectral instruments developed on the spatial and spectral technical platform are presented: spectral imaging endoscope, hyperspectrometer, plug-in spectral module for microscopes, stereo-imaging spectrometer, AOTF-based multifunctional (three-mode) device for microscopic spectral and phase imaging. It is shown that further development of the AOTF mathematical model is necessary, which approximate it as a classical optical element.","PeriodicalId":267775,"journal":{"name":"2021 Wave Electronics and its Application in Information and Telecommunication Systems (WECONF)","volume":"1 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2021-05-31","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"130373837","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
Influence of Injection Pressure and Pressure Oscillation and on the Rate of Fuel Outflow from the Sprayer of an Electrohydraulic Diesel Nozzle 喷油压力和压力振荡对电液柴油喷嘴喷油速率的影响
Nguyen Thin Quynh, M. Shatrov, L. Golubkov, A. Dunin, P. Dushkin
{"title":"Influence of Injection Pressure and Pressure Oscillation and on the Rate of Fuel Outflow from the Sprayer of an Electrohydraulic Diesel Nozzle","authors":"Nguyen Thin Quynh, M. Shatrov, L. Golubkov, A. Dunin, P. Dushkin","doi":"10.1109/WECONF51603.2021.9470538","DOIUrl":"https://doi.org/10.1109/WECONF51603.2021.9470538","url":null,"abstract":"In this study, a diesel fuel system calculation model was developed in Moscow Automobile and Road Construction State Technical University (MADI), Russian Federation to determine the injection characteristic of common rail fuel systems with ultra-high fuel injection pressure. Applying the calculation model for two different injectors, the results show that the injection pressure has a great influence on inclination angle of the leading edge of injection characteristics. At the same time, using a balanced control valve (for injector No. 2) increases the refueling rate at the initial injection stage but reduces the ability to control the leading edge of the injection characteristic. In addition, the results also show the effect of the wave phenomena on the spray characteristics. The wave phenomena depend on the pressure in the rail pipe. The increase in the mass of injector moving parts and the use of the balanced control valve enhances the influence of wave phenomena.","PeriodicalId":267775,"journal":{"name":"2021 Wave Electronics and its Application in Information and Telecommunication Systems (WECONF)","volume":"52 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2021-05-31","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"131138858","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
Numerical Approach for Extraction COM Surface Acoustic Wave Parameters from Periodic Structures Analysis 周期结构分析中COM表面声波参数提取的数值方法
A. Koigerov, O. L. Balysheva
{"title":"Numerical Approach for Extraction COM Surface Acoustic Wave Parameters from Periodic Structures Analysis","authors":"A. Koigerov, O. L. Balysheva","doi":"10.1109/WECONF51603.2021.9470638","DOIUrl":"https://doi.org/10.1109/WECONF51603.2021.9470638","url":null,"abstract":"A numerical approach for extraction COM surface acoustic wave parameters from periodic structures analysis is proposed. COM parameters (velocity, reflection coefficient, effective electromechanical coupling coefficient, attenuation) are extracted from simulations of a set of test structures employing COMSOL Multiphysics. Two types of a periodic structure analysis: eigenfrequency analysis and frequency response analysis of harmonic admittance are presented. A comparison using two methods on the example of extracting and calculating the Q-factor parameter, which is inversely proportional to the losses, showed good agreement. To demonstrate the method we calculated the Q-factor for single electrode structure on 49° YX-cut LiNbO3 as a function of relative electrode thickness.","PeriodicalId":267775,"journal":{"name":"2021 Wave Electronics and its Application in Information and Telecommunication Systems (WECONF)","volume":"18 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2021-05-31","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"126036977","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
New Methods of Synthesis and Calculation of Optimal Terminal Control 最优终端控制的综合与计算新方法
E. M. Anodina-Andrievskaja, V. Ivanov
{"title":"New Methods of Synthesis and Calculation of Optimal Terminal Control","authors":"E. M. Anodina-Andrievskaja, V. Ivanov","doi":"10.1109/WECONF51603.2021.9470551","DOIUrl":"https://doi.org/10.1109/WECONF51603.2021.9470551","url":null,"abstract":"The article deals with the problem of optimal terminal control synthesis. A functional, a nonlinear mathematical model, and restrictions on the maximum permissible control values are specified. The control law is synthesized. The main problem that arises in the synthesis of the optimal control law for nonlinear dynamical systems is the solution of the boundary value problem. The following statements are proved: 1) the optimal trajectory of a dynamical system is the envelope of a parametric family of singular curves called instantaneous solutions, 2) the optimal control can be found on the family of instantaneous solutions. The use of instantaneous solutions avoids the explicit solution of the boundary value problem. To simplify the control calculations, it is shown that the synthesis of optimal control is carried out using the entire initial mathematical model of the dynamic system, but for calculating the control at any given time, it is possible to use a reduced (truncated) model. Thus, there is an information dualism of the optimal control problem. This approach is an extension of the Yu. B. Hermeyer's information redefinition principle to the domain of optimal terminal control.","PeriodicalId":267775,"journal":{"name":"2021 Wave Electronics and its Application in Information and Telecommunication Systems (WECONF)","volume":"65 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2021-05-31","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"126762127","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
Formation of Complex and Energy Spectra in Diffraction Spectral Devices: the Radio-Optical Approach 衍射光谱器件中复能谱的形成:射电光学方法
K. Serdiuk, O. Moskaletz, V. Kazakov
{"title":"Formation of Complex and Energy Spectra in Diffraction Spectral Devices: the Radio-Optical Approach","authors":"K. Serdiuk, O. Moskaletz, V. Kazakov","doi":"10.1109/WECONF51603.2021.9470642","DOIUrl":"https://doi.org/10.1109/WECONF51603.2021.9470642","url":null,"abstract":"On the basis of radio optics methods, an alternative description of the action of a prism spectral device is proposed, which is based on transformations of an optical signal by an optical coherent Fourier processor. The analyzed optical radiation is introduced into the optical coherent Fourier processor by a dispersing element in the form of a prism. The transmission function of the prism as a transparency and the input-output ratio of the prism spectral device for complex spectra in the form of a linear integral operator, in which the complex instrumental function is determined by the transmission function of the prism, are established. The unified approach to the description of diffraction spectral devices: prismatic and grating is proposed. A feature of this approach is the sequential description of the conversion of the optical signal by all elements of the devices from its input aperture to the result of reading by the photodetector. On the basis of radio optics methods, an alternative description of the operation of diffractive spectral devices and the formation of complex and energy spectra in them is proposed. Diffraction devices (prismatic and grating) are considered in the form of an optical coherent Fourier processor with a dispersing element installed at its input. Dispersing elements (prism and grating) are considered as transparencies, and their transmission functions are obtained. The ratios of input-output of prism and grating devices for complex spectra are established in the form of a linear integral operator, in which the complex instrumental function is determined by the transmission function of the dispersing element. The radio-optical approach made it possible to establish the dependence of the complex instrumental function on the parameters of the optical system of the device, in particular, on the parameters of the dispersing element: a prism or a grating.","PeriodicalId":267775,"journal":{"name":"2021 Wave Electronics and its Application in Information and Telecommunication Systems (WECONF)","volume":"61 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2021-05-31","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"127692757","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
Load Management in Computer Networks as a Tool to Ensure the Quality of Service Delivery 计算机网络中的负载管理是确保服务质量的工具
T. Tatarnikova, E. Poymanova
{"title":"Load Management in Computer Networks as a Tool to Ensure the Quality of Service Delivery","authors":"T. Tatarnikova, E. Poymanova","doi":"10.1109/WECONF51603.2021.9470535","DOIUrl":"https://doi.org/10.1109/WECONF51603.2021.9470535","url":null,"abstract":"Overloads occurring in computer networks lead to a decrease in the quality of services. Load control in computer networks is an urgent task, which is solved by using various control methods based on the introduction of a prioritization or redundancy mechanism. The choice of an effective control mechanism can be based on the values of probabilistic-temporal characteristics, such as the time of delivery of data packets to the addressee and the probability of data loss when serving in network nodes. The paper discusses simulation modeling as a tool to make a choice in favor of a particular method of network load control.","PeriodicalId":267775,"journal":{"name":"2021 Wave Electronics and its Application in Information and Telecommunication Systems (WECONF)","volume":"15 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2021-05-31","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"130220088","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
Selection Methods for Deadlock-free Routes' Optimal Configuration in On-board SpaceWire Networks 星载SpaceWire网络无死锁路由优化配置的选择方法
A. Karandashev, V. Olenev
{"title":"Selection Methods for Deadlock-free Routes' Optimal Configuration in On-board SpaceWire Networks","authors":"A. Karandashev, V. Olenev","doi":"10.1109/WECONF51603.2021.9470619","DOIUrl":"https://doi.org/10.1109/WECONF51603.2021.9470619","url":null,"abstract":"Paper discusses the problem of choosing the best combination of deadlock-free routes of the Up/Down routing algorithm in the framework of the SANDS software. The software is specifically intended for design and simulation of SpaceWire onboard networks. One of software components of SANDS allows tracking of deadlock-free routes for information flows and select a configuration for the user. The paper reviews the existing solutions Finally, the paper presents an algorithm that allows choosing of the best combination of deadlock-free routes.","PeriodicalId":267775,"journal":{"name":"2021 Wave Electronics and its Application in Information and Telecommunication Systems (WECONF)","volume":"27 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2021-05-31","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"123938012","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
Problems of a Modern Approach to the Technological Process of Waste Management 废物管理工艺过程的现代方法问题
V. V. Rubinov, V. Fetisov
{"title":"Problems of a Modern Approach to the Technological Process of Waste Management","authors":"V. V. Rubinov, V. Fetisov","doi":"10.1109/WECONF51603.2021.9470744","DOIUrl":"https://doi.org/10.1109/WECONF51603.2021.9470744","url":null,"abstract":"A huge amount of waste is generated around the world every day. Special attention is paid to issues related to waste disposal. The situation is different in different parts of the world, but it cannot be said that, at least in one country, the system works perfectly. The article discusses the technological process of working with waste. The state of the waste management system in modern Russia is described. An analysis of data on the amount of waste generated in the city of St. Petersburg was carried out, on the basis of which a forecast of the dynamics of waste growth from 2020 to 2030 was made. A classification of the existing measuring control systems for the waste management system has been developed. The existing measuring systems are described in detail, allowing to control the process of working with waste. The advantages and disadvantages of these systems are assessed. Systemic problems and directions for their solution are formulated.","PeriodicalId":267775,"journal":{"name":"2021 Wave Electronics and its Application in Information and Telecommunication Systems (WECONF)","volume":"84 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2021-05-31","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"115151017","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
Research of the Transport Terminal Position Based on the Analysis of the Digital Circos Model 基于数字Circos模型分析的交通终端定位研究
N. Maiorov
{"title":"Research of the Transport Terminal Position Based on the Analysis of the Digital Circos Model","authors":"N. Maiorov","doi":"10.1109/WECONF51603.2021.9470582","DOIUrl":"https://doi.org/10.1109/WECONF51603.2021.9470582","url":null,"abstract":"Modern ports and terminals (transport hubs) are complex technical systems, the efficiency of which depends on the parameters of internal processes, and their organization of work and the influence of the external environment. One of the measurable parameters, based on statistical data on the work during the reporting period, is the state of the terminal for processing the incoming flow and its position in relation to other terminals. The issue of determining the position of the terminal in relation to other terminals is relevant in the case of competition, as well as in the formation of development strategy, changes and modernization of infrastructure. Today, it is necessary to use models and methods that provide a complete system picture of the position of a transportation hub, its relationship with other terminals to form a set of variables for decision-making on infrastructure modernization. The article offers a mathematical model and a practical solution for determining the state of a transport terminal in a region, relative to other terminals, based on the use of the «Circus» model and its graphical implementation. The proposed solution connects both the data of the selected terminal and the existing route networks, which allows for a multi-criteria study and assessment of the mutual influence of the carrier and the terminal. The proposed solution can be used both for operational research of operational efficiency and for solving the issue of forecasting the terminal development, modeling various scenarios of infrastructure changes in order to change the position and role of the transport hub in the region.","PeriodicalId":267775,"journal":{"name":"2021 Wave Electronics and its Application in Information and Telecommunication Systems (WECONF)","volume":"262 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2021-05-31","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"115823666","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
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