personal digital assistants in embedded systems ppt
Tài liệu The 8051 Microcontroller and Embedded Systems ppt
... Computer Science and Information EngineeringNational Cheng Kung University, TAIWAN7HANELNUMBERING AND CODING SYSTEMS Converting between Binary and Hex To represent a binary number as its ... incrementing the program counter and asking for the next instructionDepartment of Computer Science and Information EngineeringNational Cheng Kung University, TAIWAN3HANELNUMBERING AND CODING SYSTEMS Decimal ... Computer Science and Information EngineeringNational Cheng Kung University, TAIWAN9HANELNUMBERING AND CODING SYSTEMS Converting from Hex to Decimal Convert from hex to binary and then to...
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Tài liệu Digital Modulation in Communications Systems – An Introduction doc
... determining I and Q values for each symbol (“slicing”)5. decoding and de-interleaving6. expansion to original bit stream7. digital- to-analog conversion, if required In more and more systems, ... 2.Trends in the IndustryThe polar diagram shows several symbols at a time. That is, it shows the instantaneous value of the carrier at any point on the continuous line between and including symbol ... taking but does notexplicitly show errors at the decision points. Constellation diagramsprovide insight into varying power levels,the effects of filtering, andphenomena such as Inter-Symbol Interference.The...
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Tài liệu Power Electronic Control in Electrical Systems pptx
... involvinga single (nodal) point in the network, i.e. shunt faults, and those involving two points in one or more phases in a given plant component, i.e. series faults. Simultaneousfaults involve ... capable of operating independently in the three phases. In practice, one of the most important factors in the choice of compensating equip-ment is the underlying rate of change in the load current, ... system in which the main generating stations are at two locations, separatedby a transmission line that is modelled by a simple inductive impedance jX. The loads(induction motors, lighting and...
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ADVANCES IN EXPERT SYSTEMS pptx
... (2003). Neuro-Fuzzy Mapping of Dis‐solved Gases in Transformer Insulating Mineral Oil by Physico-chemical Tests (in Portuguese). In: Proceedings of the VI Brazilian Symposium on Intelligent Automation,SBAI2003, ... overheating.Figure 5 shows the installation (in the tank) of the gas sensor, which is responsible for ac‐quiring information on the quantities of gases dissolved in the insulating oil in order ... very prominent intelligent tools in the literature.5.1. Fuzzy inference systems Systems called fuzzy are built based on the theory of fuzzy sets and fuzzy logic, introducedby Zadeh in 1965,...
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Báo cáo khoa học: "EXPERT SYSTEMS AND OTHER NEW TECHNIQUES IN MT SYSTEMS " ppt
... metho- dology by incorporating advanced techniques from software engineering, moving toward third-genera- tion systems by incorporating expert systems, and returning to interactive techniques ... propose an initial implementation. The expertise to be incorporated in this system includes linguistic, metalinguistic, and extralinguistic knowledge. The system is constructed by combining a "closed" ... of using text-driven heuristic strategies. We are now beginning to integrate new techni- ques : unified design of an "integrated" lexical data-base containing the lexicon in "natural"...
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Making Embedded Systems pptx
... this would look like:class Singleton {public: static Singleton* Instance() { if (mInstance == 0) { mInstance = new Singleton; } return mInstance; }protected: Singleton(); // no one can ... theexception vectors to handle interrupts, initializing critical peripherals, initializing thestack, initializing variables, and if there is any C++ objects, calling creators for those.It is ... Getting the Code WorkingHardware/software integration during board bring up can be scary, but there aresome ways to make it smoother.Chapter 4. Outputs, Inputs and TimersThe embedded systems...
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C Programming for Embedded Systems ppt
... Craft Limited for dropping me head-first into the world of embedded programming. Walter and Andre have provided copious expertise in the very finest points of C programming and code generation.I ... memory (page 0 on the 680x, for instance), and you have a particular scheme in mind, you can declare your variables as being in that memory area.Listing 3.2 Declaring in named address space#pragma ... against casual examination of your ROM code. A configuration bit inhibits reading of ROM through the programming interface. While there are sev- Page 19list in embedded systems design,...
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Disorder in Physical Systems pptx
... distinction in the Church, being ordained deacon in 1865and priest in 1866. He held appo intments as a curate at three churches in Liverpool from 1865 to 1875, and as vicar of two churches in ... extended polygonal colouring is a function χ+: R2→ C, whose discon-tinuity points are the union of intervals of lines in LT, but here the intervalsare either semi -in nite, in nite, or of finite ... central in the theory of spatial statistics should havetheir origins in physical theory. The introduction of MRFs into the theoryof statistics is yet another example of the continuing transfer...
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MauveDB: Supporting Model-based User Views in Database Systems pptx
... Smyth.Principles of Data Mining. MIT Press, 2001.[20] DB2 Intelligent Miner. Web Site.http://www-306.ibm.com/software/data/iminer/.[21] T. Imielinski and W. Lipski Jr. Incomplete infor-mation in ... modelshave been used in numerous applications ranging from In- ertial/Satellite navigational systems to RFID activity infer-encing [26], for processing (filtering) noisy, incomplete real-world ... raw-temp-readings.sensorid = M and timebetween training-start and training-endobservations select * from raw-temp-readingswhere raw-temp-readings.sensorid = M andtime > training-endFigure...
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Digital Modulation in Communications Systems – An Introduction doc
... determining I and Q values for each symbol (“slicing”)5. decoding and de-interleaving6. expansion to original bit stream7. digital- to-analog conversion, if required In more and more systems, ... symmetric ease of combining independentsignal components into a single composite signal and later splitting such acomposite signal into its independent component parts. 2.7 I and Q in a radio receiverThe ... limited (to reduce or eliminate the overshoot) without causingthe spectrum to spread out again. Since narrowing the spectral occupancywas the reason the filtering was inserted in the first place,...
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Báo cáo hóa học: " Multihop relaying and multiple antenna techniques: performance trade-offs in cellular systems" ppt
... interfering channels are still NLOS.Also, RSs within the studied cell can be scheduled tominimize co-channel interference. Interfering RSs in other cells, uncoordinated with transmissions in ... transmit beamforming methods. Also,the use of MH relaying shortens the hop distances,which increases the SINR. So although scattering isreduced, SINR is increased. Increasing the SINR pro-vides ... is slightlybeneficial since the increase in SINR afforded by shorten-ing the hop distances increases the MIMO gain. In Figure8b, with spatial reuse, RNetcontinuously increases withthe number...
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Báo cáo hóa học: " Research Article Efficient Compensation of Transmitter and Receiver IQ Imbalance in OFDM Systems" pptx
... these lead to ill-conditioning in (45). Npshows that asthe number of training symbols is increased, we also haveadditional tone pairs that can be included in (45), leadingto an improved estimation. ... H. Minn, and N. Al-Dhahir, Digital compensation of frequency-dependent jointTx/Rx I/Q imbalance in OFDM systems under high mobility,”IEEE Journal on Selected Topics in Signal Processing, ... access in IEEE 802.16,” IEEECommunications Magazine, vol. 40, no. 4, pp. 96–103, 2002.[4] “ETSI Digital Video Broadcasting; Framing structure, Chan-nel Coding & Modulation for Digital...
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Báo cáo sinh học: " Research Article Automatic Modulation Recognition Using Wavelet Transform and Neural Networks in Wireless Systems" ppt
... implementation.4.4. Training Algorithm. The classification process basicallyconsists of two phases: training phase and testing phase. Atraining set is used in supervised training to present theproper ... certain value. A minimum SNR forwhich the FRP is less than 1%, SNRminhas been considered in these results. Accordingly, the SNRminfor inter-classrecognition (Case I) is 3 dB, for inter-class ... recognitionproblems.After pre-processing and features subset selec tion, thetraining process is triggered. The initiated feed-forwardneural network is trained using RPRO P algorithm. Finally,the test phase...
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báo cáo hóa học:" Organization and exploration of heterogeneous personal data collected in daily life" pptx
... Reality mining:sensing complex social systems. Personal and Ubiquitous Computing2006, 10(4):255–268.21. Chen Y, Jones GJF: Augmenting Human Memory using Personal Lifelogs. In Proceedings of ... Graham A, Garcia-Molina H, Paepcke A, Winograd T: Time as Essence for Photo Browsing Through Personal Digital Libraries. In Proceedings of the 2nd ACM/IEEE-CS Joint Conference on Digital Libraries:13-17 ... zooming user interface is proposed in this paper to enable interaction from the temporalviewpoint. A zooming user interface (ZUI) is a graphical user interface that provides a visual scalingfunction...
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Báo cáo hóa học: "Organization and exploration of heterogeneous personal data collected in daily life" ppt
... Reality mining:sensing complex social systems. Personal and Ubiquitous Computing2006, 10(4):255–268.21. Chen Y, Jones GJF: Augmenting Human Memory using Personal Lifelogs. In Proceedings of ... and helping users find various personal data andrelated information. This paper also describes methods of organizing and interacting with personal data. Personal data are heterogeneous. In other ... Graham A, Garcia-Molina H, Paepcke A, Winograd T: Time as Essence for Photo Browsing Through Personal Digital Libraries. In Proceedings of the 2nd ACM/IEEE-CS Joint Conference on Digital Libraries:13-17...
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