Computing, Telecommunication and Control

RAR RUS 7-13 Protsenko Igor ip1954@list.ru Denisov Yuriy dy77@ya.ru Evtushenko Sergey wapdron@mail.ru Protection of information resources branch monitoring system and fishery database cryptographic technique The article proposes a way to protect an informational resourse using encryption indicators of BMS (Branch monitoring system) database, allowing authorized access to BMS data to the wide range of users. 004.056 encrypting hashing database information security monitoring of fishery https://infocom.spbstu.ru/article/2012.26.1/

RAR RUS 13-19 Peter the Great St.Petersburg Polytechnic University Burdakov Sergey control2@compmech.spbstu.ru Control of oscillation system with minimal parametric sensitivity Method of robust control system synthesis based on the solution of linear-quadratic optimization problem is suggested. Robust systems are considered as minimal sensitivity in respect to uncertain parameters and perturbations of the controlled object. Efficiency of the method is illustrated for the problem of oscillation system control. 681.51 oscillation system control parametric uncertainty robust https://infocom.spbstu.ru/article/2012.26.2/

RAR RUS 19-24 Shashikhin Vladimir Bogach Nataliya Chuprov Viktor A poor key space problem of 2-D data encryption using chaotic tent map A poor key space problem is inherent for cryptosystems using simple chaotic maps. We offer the encryption results and introduce the way to increase the key space dimension for a chaotic discrete modulation iterating tent map for image encryption. 004.932./004.056.55 chaos-based cryptosystem dynamical chaos tent map chaotic modulation https://infocom.spbstu.ru/article/2012.26.3/

RAR RUS 24-29 Sukhov Vladimir v.f.sukhov@gmail.com Navigation accuracy enhancement in IEEE 802.11g networks We describe algorithms of modelling multi-path channels, determining distance from the subscriber unit to the base station based on the measurement of received signal strength (RSS), optimal algorithms of estimation (Kalman filter) and algorithms of navigation. Influence of multi-path channel parameters on navigation characteristics is shown. An estimation of positioning accuracy with using optimal algorithm of estimation is take place. 621.396.969.11 indoor positioning wireless channel model location estimation accuracy https://infocom.spbstu.ru/article/2012.26.4/

RAR RUS 30-37 S-4849-2017 57191270776 0000-0001-7006-9634 Peter the Great St.Petersburg Polytechnic University Sergey B. makarov@cee.spbstu.ru

Polytechnicheskaya, 29, St.Petersburg, 195251, Russia

Markov Aleksey Effect of clipping of quadrature components of OFDM signals in a radio transmitter modulator on the error-rate performance This paper offers the forming of OFDM signals in the presence of limiters of quadrature components of signals and the subsequent power amplification of clipped signals in a sub-intensive mode in a class A. Three methods of the reception of such signals have been examined: the elementwise method, the method, based on the whole algorithm, and the generalized elementwise method. 621.396.4 clipping quadrature components OFDM signals error-rate performance https://infocom.spbstu.ru/article/2012.26.5/

RAR RUS 37-40 Krutolapov Alexander Krut75@mail.ru Khlobystin Nikolay nkhlobystin@yandex.ru Sychev Dmitry Processes of the information exchange in networks of data transmission on the basis of field tyres The mathematical model of processes of an information exchange which is based on mathematical apparatus multistream systems of mass service of the difficult structure is constructed, different use of the closed networks of Markova for the description of the traffic of messages and allowing to optimize network resource management. 621.394.6;654.1 network of data transmission system of mass service network multistream channel field tires information stream Poisson stream throughput traffic average delay of messages network topology https://infocom.spbstu.ru/article/2012.26.6/

RAR RUS 41-45 Cherepanov Andrey ASCher@radio.rphf.spbstu.ru Guzenko Konstantin edu.dep@spbstu.ru Kroutov Ivan The slot integrated phased array In work the new version of the Integrated Phased Array - slot IPA - has been proposed. On the basis of continuous model key parameters have been calculated: gain factor, efficiency, pattern diagram. 621.372 antenna phased array ferrite https://infocom.spbstu.ru/article/2012.26.7/

RAR RUS 45-50 Dikiy Dmitriy diwil@mail.ru Cherepanov Andrey ASCher@radio.rphf.spbstu.ru Nuzhin Valeriy The two-band antenna on the basis of travelling-wave ring resonators In work the antenna on the the basis of travelling-wave ring resonator has been described, the basic relationships describing it parameters have been obtained. Results of an experimental research of the two-band antenna sample (wave bands of 13,5 and 3,5 cm), intended for work as a mirror antenna exciter, have been represented. 621.372 antenna travelling-wave ring resonator antenna excite circular polarization https://infocom.spbstu.ru/article/2012.26.8/

RAR RUS 50-56 Sharygin German gssh@mail.tomsknet.ru Dubinin Dmitry dima@info.tusur.ru Optimization of structures ring array, used to measure angles of arrival of the plane electromagnetic waves phase method Method of angles of arrival of the plane EM wave measurement using ring array is described in the paper. Optimal structure of the array, dependence of emitter location accuracy and correct ambiguity eliminations probability on phase difference errors of measurement are determined. 621.396.663 angle of arrival plane EM wave emitter location ring array https://infocom.spbstu.ru/article/2012.26.9/

RAR RUS 57-61 Kharisov Mansur mans-kharisov@rambler.ru Development of the architecture of web-integrated CRM system for internet trading industry Research paper considers the problem of customer relationship management process automatization in internet trading industry. Topicality of web-integrated CRM system for investigated economic sector development is justified. Architecture of the designed system, functionality of its basic units, used mathematical models and algorithms are described. 519.87 relationship management data processing analysis prediction decision support optimization https://infocom.spbstu.ru/article/2012.26.10/

RAR RUS 61-67 Filippova Anna annamuh@mail.ru Telitsky Stanislav stasion@mail.ru Complex approach to solving a problem of covering an area with indeterminate item dimensions The complex approach to solving the problem of irreducible covering an orthogonal polygon by rectangular items with indeterminate dimensions is suggested. Decomposition of the initial problem into 2 components is considered, namely: covering plan constructions. Some solving methods are described. 519.854.2 irreducible covering problem orthogonal polygon cutting problem https://infocom.spbstu.ru/article/2012.26.11/

RAR RUS 67-71 Lyashenko Aleksandr akuna_matata_kmv@mail.ru Working out of nomograms for calculation of options of the distributed PID-regulator In article problems of the analysis and synthesis of systems with the distributed parameters are considered. The technique of construction of nomograms for definition of options of the distributed PID-REGULATOR is stated. Nomograms with which help it is possible to settle an invoice options of regulators for the distributed systems are presented. 681.5 management systems with the distributed parameters the distributed regulators nomograms synthesis of the distributed control systems https://infocom.spbstu.ru/article/2012.26.12/

RAR RUS 71-80 Potapenko Anatoliy potapenko@intbel.ru Soldatenkov Aleksey Glagolev Sergey Mathematical modelling of management by heating consumption process of the buildings complex In article is presented the mathematical model of management by heating consumption process in a buildings complex. With imitating modelling on the basis of the developed mathematical model are revealed the basic laws of investigated processes. Results of calculations and the comparative analysis are presented. 681.51:664.1(04) buildings complex individual heating point automatic control mathematical modelling https://infocom.spbstu.ru/article/2012.26.13/

RAR RUS 81-90 Glukhikh Mikhail glukhikh@kspt.ftk.spbstu.ru Moiseev Mikhail mikhail.moiseev@gmail.com Egorov Igor Krikun Tatiyana Automation of reliability analysis of nonrecoverable control systems An approach for automation of reliability analysis of complex-structured control systems is suggested. The approach is based on logical-probabilistic methods; reliability analysis of elements is based on state graphs. For universal description of various classes of control systems our approach uses a metamodel, which is parameterized for a specific class of systems. The suggested approach is implemented in software tool, which allows to calculate general reliability parameters and the elements influence on system reliability. 004.052.3:004.942:006.015.7 reliability analysis reliability parameters complex-structured system logical-probabilistic methods https://infocom.spbstu.ru/article/2012.26.14/

RAR RUS 91-95 Peter the Great St.Petersburg Polytechnic University Vladimir S. vlad@neva.ru

Polytechnicheskaya, 29, St.Petersburg, 195251, Russia

Lukashin Aleksey lukash@neva.ru Network centric access control model and methods in cloud computing systems Paper proposes network centric approach for access control in cloud systems. Network centric access control model using risk evaluation function has been developed. Proposed methods for net-centric model implementation in cloud computing environment using group of virtual firewalls embedded to cloud hypervisors and management service which distributes security policies. 004.75 information security access control telecommunication firewalls cloud computing https://infocom.spbstu.ru/article/2012.26.15/

RAR RUS 96-100 Shelupanov Aleksandr saa@tusur.ru Fedotov Nikolay fedotov@biotok.ru Zhary Sergey sergey.zhary@gmail.com Determining the optimal size of the generating electrodes for endocardial navigation system The system of equations to calculate the potential distribution of the electric field in an environment with inhomogeneous conductivity. The absence of benefits from the use of large electrodes, and concluded that optimal use of electrodes of small size. 004.946: 616-073.759 Maxwell’s equations the quasi-stationary field the method of relaxation https://infocom.spbstu.ru/article/2012.26.16/

RAR RUS 100-103 Dimaki Andrey dav18@yandex.ru Svetlakov A.A. iit@fet.tusur.ru On application of cumulative sums algorithm to recurrent estimation of parameters of non-stationary control objects Recurrent least squares method is supplemented with cumulative sums to detect abrupt changes in the parameters of the non-stationary object. The proposed approach to the estimation of parameters of the object is tested on a model example, and the experimentally obtained dependence of the liquid level in the reservoir, which has a piecewise behavior. The proposed approach improves the speed of adaptation of estimates to abrupt changes in the parameters of the object. 519.654:681.511.22 abrupt change of parameters cumulative sums recurrent least squares method control object’s parameters https://infocom.spbstu.ru/article/2012.26.17/

RAR RUS 104-109 Peter the Great St.Petersburg Polytechnic University Vladimir S. vlad@neva.ru

Polytechnicheskaya, 29, St.Petersburg, 195251, Russia

Soldatikhin Ilya soldatihin@itcwin.com Access control with the help of Gödel’s encoding of virtual connections content The article is represented an approach to the access control with the help of bandwidth management of the virtual connections. A method regarding the obtaining the probabilistic assessment of networking hazards based on the content analysis of the virtual connections with the help of Godel's encoding has been considered. 004.056 access control Gödel’s encoding bandwidth virtual connection content analysis assessment of hazards information security policy https://infocom.spbstu.ru/article/2012.26.18/

RAR RUS 109-113 Krutolapov Alexander Krut75@mail.ru Khlobystin Nikolay nkhlobystin@yandex.ru Methodology of detection and correction of interruptions out of the report in networks of data transmission The methodology of detection and correction of interruptions out of the report in networks of data transmission of State Fire Service of EMERCOM of Russia is considered. The methodology assumes four basic stages: definition of the specification of the report corresponding to a normal mode of operation; formation and check of an admissibility of incorporated conditions; formation of procedure of fixing of time of a logic way; restoration of processes of an information exchange. Each of stages assumes working out of the corresponding software. 621.394.6;654.1 network data transmission automated system of dispatching management (ASDM) structure report interruption out of the report failure mechanism of restoration from errors software https://infocom.spbstu.ru/article/2012.26.19/

RAR RUS 113-118 Pervadchuk Vladimir pervadchuk@mail.ru Shumkova Daria shumkova_darya@mail.ru Kolchanov Maksim olga@pstu.ru Fractal analysis in the process of calibrating fiber optic sensors The article studies the time series generated in the process of calibrating fiber optic sensors, the methods of fractal analysis. Revealed the presence of fractal components are calculated fractal index and fractal dimension, conclusions about the prevalence of the trend component, which corresponds to the black noise, as well as the possibility of predicting the time series. 681.7 fractals time series Hurst’s indicator fractal dimension fractal index black noise https://infocom.spbstu.ru/article/2012.26.20/

RAR RUS 119-122 Novoselov. Yuriy Technological object diagnosing using fractal cognitive image Technological object diagnosing problem solving using cognitive graphics methods is considered in this article. Using cognitive fractal image of crystal type is proposed for displaying control object state. Process of cognitive image color mode is considered based on controlled parameters values. Features of fractal cognitive image applying are considered. 004.043 diagnostics technological object cognitive image methods of cognitive graphics https://infocom.spbstu.ru/article/2012.26.21/

RAR RUS 123-126 Belyaev Sergey sergey.belyaev@d-inter.ru Talalov Oleg talalovoleg@gmail.com Benkevich Vadim Terentjev Aleksey Modeling dynamic of long straight hair Physical based dynamical model of long straight hair is developed in the article. System of linked rigid bodies represents hair strands. Internal friction forces and contacts with obstacles are included in the model. 53.072 modelling dynamics hair animation https://infocom.spbstu.ru/article/2012.26.22/

RAR RUS 126-131 Peter the Great St.Petersburg Polytechnic University Igor G. igcher@spbstu.ru

Polytechnicheskaya, 29, St.Petersburg, 195251, Russia

Interactive procedure for many-criteria selection Dialog procedure for multiobjective optimization in the common case of nonlinear implicit target functional describing preference pattern of decision maker is proposed. Computing and dialog properties of the procedure proposed are well above traditional optimization techniques. 681.3.06(075.8) multi objective optimization utility function searching procedure https://infocom.spbstu.ru/article/2012.26.23/

RAR RUS 131-136 Titov Aleksey m-p-r@inbox.ru Methodological provision for estimating probability characteristics of operation processes in organizational and technical systems An approach to determining probability characteristics of operation processes in organizational and technical systems was proposed letting obtain optimal, in terms of Bayesian risk minimizing, probability distributions of average number of specific events and average event rate at selected time intervals, and the predicted distribution of time between events. 519.2 Bayesian estimation organizational and technical systems discrete event simulation https://infocom.spbstu.ru/article/2012.26.24/

RAR RUS 137-144 Krutchinsky Sergey sgkrutch@mail.ru Self-compensation in radiation-resistant microcircuits on the base of base matrix crystal ABMC_1_3 Features of application of own indemnification principle of dominating parasitic parameters influence of components ABMC on characteristics analog IC is considered. Additional components entered into the circuit form new structures with the contours of feedback reducing corresponding parametrical sensitivity. Demonstration examples of circuit diagrams fragments construction are resulted. Efficiency of a method is shown. 621.37 self-compensation radiation-resistant circuits dynamic load https://infocom.spbstu.ru/article/2012.26.25/

RAR RUS 144-150 Manzhula Vladimir manjula@sssu.ru Information support for synthesis of integrated schematic circuit diagram The article describes the features of informational support designers of electrical circuit diagrams and the basic principles of automated search of synthesis. The presented algorithms and graph-scheme of the synthesis of integrated circuit design electrical schematics are implemented in the environment of MATLAB 7.0.1. The developed circuit solutions confirm the effectiveness of the proposed system. 621.37 synthesis information support circuit design electrical wiring algorithm https://infocom.spbstu.ru/article/2012.26.26/

RAR RUS 151-154 Krutchinsky Sergey sgkrutch@mail.ru Titov Aleksey Radchenko V.A. Radiation-resistant instrumentation amplifier on the base paraphase multidifferential OA Results of structurally optimum circuit diagram designing of the radiation-resistant instrumentation amplifier on the base of the paraphase multidifferential operational amplifier possessing high metrological properties in the conditions of radiating influence are considered. It is shown that use of such instrumentation amplifier allows receiving high quality indicators at influence of scale of destabilizing factors. Results of modeling of such tool amplifier realized on components of a radiation-resistant analog base matrix crystal are resulted. 621.372 radiation-resistant instrumentation amplifier CMRR neutron flux https://infocom.spbstu.ru/article/2012.26.27/

RAR RUS 155-160 Ehlakov Yuriy upe@tusur.ru Baraksanov Dmitry bdn@tusur.ru Mamonova Natalya Functional and mathematical models of segmentation consumers of software In clause considered the problems of defining the target audience of consumers of software products. Propose functional and mathematical models of segmentation consumers of software, evaluation and selection of target segments. 519.86 segmentation evaluation segments mathematical models of segmentation functional model of process defining the target audience https://infocom.spbstu.ru/article/2012.26.28/

RAR RUS 161-168 Glukhov Vladimir viccrcctor.me@spl5stu.ru Zegzhda Petr Makhovenko Elena helen@ ibks.ftk.spbstu.ru Scientific-educational cluster as a modern form of professional education Scientific-educational cluster as a new form of special higher professional education is presented. Education in the area of information security is considered as an example. This form allows feedback of the university and the employers and contributes to effective management of the quality of education. 004.056:378.1(470.23-25) information security special higher professional education scientific-educational cluster https://infocom.spbstu.ru/article/2012.26.29/