global system for mobile communicationpowerpoint presentation
GSM Global System for Mobiles
... NetworkOMCAUCHLRMSCEIRVLRBSCBTSMSExternalPSTN &PDN N/WSSBSSSwitching System Base Station System MS Mobile StationBTSBase transceiver System BSCBase Station ControllerMSC Mobile Switching CenterHLR Home Location ... messagesã International Mobile Equipment Identifier (IMEI) 38GSM ArchitectureHLRVLREIRAUCMSCBSCBSCSMSCPSTNVMSC Mobile StationGSM Air interfaceOMCRTRAUBase Station System Network and ... Circuit Switched DataEDGE = Enhanced Data rate for GSM EvolutionUMTS = Universal Mobile Telecommunication System 10 sec 1 min 10 min 1 hour0UMTSE/GPRSISDNPSTNGSMwebe-mail photoweb photoe-mailweb...
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Sprite: A Simple, Cheat-Proof, Credit-Based System for Mobile Ad-Hoc Networks potx
... bandwidth and storage requirement.B. System performance vs. network resourceWe next evaluate the performance of our system. One majormetric of the performance of our system is the message successrate, ... Sprite, a simple, cheat-proof, credit-based system for stimulating cooperation among selfish nodes in mobile ad hoc networks. Our system provides incentive for mobile nodes to cooperate and report actions ... discussed in Sec-tion III, although our system provides incentive for cooperationby giving more credit for forwarding a message, whether ornot to forward a specific message will depend on the...
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Tài liệu Presentation - Tek Trend - IBMS & Structured Cabling System for Intelligent Bldg doc
... Cabling System Integration Services Agenda1. Intelligent Building Overview2. IBMS & Network3. NEXT GENERATION Structured Cabling System 4. ADC KRONE TrueNetđSolution Building for Bandwidthã ... Intelligent Building Management System allows Real-time management of the Building environment from single point. Services include:1. Voice & Sound (PABX, Public Address System )2. Data (LAN, SAN, ... Building Management System An Intelligent Building has thousands of pieces of data available. Tools will be needed to evaluate, and prioritize, presenting only the required information to the...
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iCare: A Mobile Health Monitoring System for the Elderly pptx
... personal health information system and the medical guidance. 1) Personal health information system: The personal health system can store physiological data and other information in the database ... Our system is also a mobile health system for the elderly with tailored services depending on their personal health condition. However, it is not only a remote and real-time monitoring system ... platform and medical knowledge database. Therefore, the main functions of our system are described below. ã A real-time mobile health monitoring system for the elderly to monitor the health condition...
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Báo cáo hóa học: " Feasibility of the adaptive and automatic presentation of tasks (ADAPT) system for rehabilitation of upper extremity function poststroke" pptx
... increasinglylarge, amount of force for most tasks. The difficulty ofcurrent tasks was mostly proportional to torque or forceto be exerted for manipulation. Although strength isbeneficial for stroke recovery ... participant’s performance following the initialincrease in pe rformance, as performance stayed within33% of the challenge performance, on average. Suchdeviation from the challenge performance can ... participants’ performance near achallenging performance point. Figure 4 shows examplesof performance and adaptive difficulty in the trainingsession for one participant (FM score: 45) for doorknobturning,...
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báo cáo hóa học:" Research Article Exponential Stability and Global Attractors for a Thermoelastic Bresse System" pdf
... constants for the elastic and thermal material properties.From this seemingly complicated system, very interesting special cases can beobtained. In particular, the isothermal system is exactly the system ... exponential stability for the Timoshenko system, but whenthe wave speeds are different, the Timoshenko system loses the exponential stability. Thisphenomenon has been observed for partially damped ... conditions for exponential stability of linear dynamical systems in Hilbertspaces,” Annals of Differential Equations, vol. 1, no. 1, pp. 43–56, 1985.19 S. Borini and V. Pata, “Uniform attractors for...
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A Fast File System for UNIX
... McKusick, M., "Performance Effects of Disk Subsystem Choices for VAX Systems Running 4.2BSD UNIX", Computer Systems Research Group, SMM:05-12 A Fast File System for UNIXadministration ... byte blockUNIX file system. The new file system uses less space than the 512 byte or 1024 byte file systems for indexing information for large files and the same amount of space for small files. These ... [Operating Systems]: Performance −measurements, operational analysis; H.3.2 [Information Systems]: Information Storage − file organizationAdditional Keywords and Phrases: UNIX, file system organization,...
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A web-based system for notifying environment violation.doc
... 13Web-based Geographic Information System 133.1. Geographic Information System overview 133.1.1. Definition 133.1.2. Data representation in GIS system 133.1.3. Other terms in GIS system 15 3.1.3. ... permission.4.3. System architectureGreenPeace applied the three-tier architecture for dynamic web based system. It combines rich client design and web-based GIS system at presentation tier, ... of Java Platform that runs on the web-based. Java binary codes may be downloaded to browser before processing.- Microsoft Silverlight: The newest web platform from Microsoft to perform logic...
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Multiple Access Protocols for Mobile Communications - GPRS, UMTS and Beyond
... Cellular Systems 252.2.2 Digital Second Generation Systems 252.3 First 3G Systems 272.3.1 Requirements for 3G 272.3.2 Evolution of 2G Systems towards 3G 292.3.3 Worldwide 3G Standardisation Efforts ... Models for the Physical Layer and for User Traffic Generation 2215.1 How to Account for the Physical Layer? 2215.1.1 What to Account For and How? 2215.1.2 Using Approximations for Error Performance ... which are discussed extensivelyin Chapter 4. For one 2G system called cdmaOne and most 3G systems, e.g. the Universal Mobile Telecommunications System (UMTS), DS/CDMA was chosen as a basic multiple...
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IP for 3G - Networking Technologies for Mobile Communications
... paths for them are handled by the SGSN. 1.2.3 IP for 3G What is meant by IP for 3G? 3G systems will include IP multimedia allowing the user to browse the Internet, send e-mails, and so forth. ... being captured for malicious use and impersonation of users. One, final, level of security is performed on the mobile equipment itself, as opposed to the mobile subscriber (for example, putting ... short for Third Generation (Mobile System) . Here is a quick run-down: ã 1G, or first generation systems, were analogue and offered only a voice service - each country used a different system, ...
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DIY CO2 System for Planted Aquarium
... replacement a breeze! DIY CO2 System for Planted Aquarium5 de 25 25/7/2005 15:44 system. In pressurized tank systems, there is generally no liquids, or solids for that matter, to foul or ... together. DIY CO2 System for Planted Aquarium19 de 25 25/7/2005 15:44Using any or both of these saftey systems insures improved performance and reliability of your overall system. These ... of such designs and systems, and are to be used atthe readers own risk. Also the authors recommendation of specific products does imply or express any formal DIY CO2 System for Planted Aquarium15...
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