History and evolution of telephony,wired telephone systems and components by GN Ezeh PDF free download

Topics: GSM, SIM, GSM Network entities, Gateway Mobile services Switching Center (GMSC), GSM AIR INTERFACE, Combined signal loss

Topics: cellular systems, wireless systems, wireless standards, propagation modeling, co-channel interference, modulation, power spectrum, error probability, multi-antenna techniques, MIMO, Time domain equalization, interference calculation, error control coding, spread spectrum techniques, multi-carrier techniques, frequency planning techniques, CDMA cellular systems, channel assignment techniques

Topics: kirchoff laws, thevenin theorem, reciprocity theorem, milliman's theorem, Node-voltage method, operational amplifier, summing-amplifier circuit, transforms method, admittance parameters, symmetrical networks, reciprocal networks, inverse hybrid parameters

Topics: laplace transforms, z transforms, gamma functions, beta functions, fourier series, ordinary diffrential equations, power series

Topics: transmitter, transducer, modulation

Topics: Amplitude modulation, frequency modulation, frequency carrier, carrier frequency, sine wave, modulating signal, amplitude modulator, modulation index, over modulation, distortion

Topics: ground wave, space wave, repeater

Topics: Organization chart, organogram

Topics: History of the automobile, History of the diesel engine, Areas of use for diesel engines, Basic principles of the diesel engine, Basic principles of diesel fuel injection, Basics of the gasoline (SI) engine, Inductive ignition system, Transmissions for Motor Vehicles, Motor-vehicle safety, Basic principles of vehicle dynamics, car braking systems, Vehicle electrical systems, electrical and electronic systems, Control of gasoline engines, Control of Diesel engines, Lighting technology, Electronic stability program, Adaptive cruise control, Occupant-protection systems, Hybrid drives, Operation of hybrid vehicles, Regenerative braking system, Workshop technology

Topics: Advanced engineering mathematics, numerical solution, Newton-Raphson iterative method, numerical methods, linear interpolation, graphical interpolation, Lagrange interpolation, Laplace transform, convolution theorem, periodic functions, Z transform, difference equations, Invariant linear systems, Differential equations, Fourier series, harmonics, Dirichlet conditions, Gibbs’ phenomenon, Complex Fourier series, complex spectra, Fourier’s integral theorem, Leibnitz-Maclaurin method, power series, Cauchy-Euler equi-dimensional equations, Leibnitz theorem, Bessel’s equation, Gamma functions, Bessel functions, Legendre’s equation, Legendre polynomials, Rodrigue’s formula, Sturm-Liouville systems, Orthogonality, Taylor’s series, First-order differential equations, Euler's method, Runge-Kutta method, Matrix algebra, Matrix transformation, Eigenvalues, direction fields, phase plane analysis, nonlinear systems, dynamical systems, Bifurcation, partial differentiation, Elliptic equations, Hyperbolic equations, Parabolic equations, multiple integration, Green’s theorem, integral functions, error function, elliptic functions, vector analysis, Curvilinear coordinates, complex analysis, complex mapping, Maclaurin series, optimization, linear programming, Linear inequalities

Topics: software processes, agile software development, requirements engineering, system modelling, architectural design, design and implementation, software testing, software evolution, system dependability, system security, dependable systems, reliability engineering, safety engineering, security engineering, resilience engineering, advanced software engineering, software reuse, component-based software engineering, distributed software engineering, service-oriented software engineering, systems engineering, systems of systems, real-time software engineering, software management, project management, project planning, quality management, configuration management

Topics: Power System Engineering, Power System Engineering planning, Power System Engineering design, power system load, load forecast, Low-Voltage Systems, power system planning principles, power system planning criteria, loss evaluation, energy losses, power losses, power system topology, Busbar Arrangements, Double Busbar Arrangement, transformers, Thermal Permissible Loading, cable systems, Permissible Current, overload lines, Flexible AC Transmission Systems, Parallel Compensation of Lines, Serial Compensation of Lines, Phase-Shifting Equipment, HVDC-Transmission, Converter Stations, Breakers, Reactors, Electrodes, Load-Flow Calculation, Short-Circuit Current Calculation, faults, disturbances, Overcurrent Protection, Impedance Protection, Differential Protection of Lines, Ground-Fault Protection, Buchholz Protection, Overvoltages, Insulation Coordination, Slow-Front Overvoltages, Fast-Front Overvoltages, Neutral Earthing, Residual Current Compensation

Topics: Mechatronics, control systems, microcontroller, electronic devices, semiconductor, diode, transistor, digital electronics, sensors, transducers, strain gauges, load cells, proximity sensors, light sensors, digital optical encoder, signal conditioning, amplification, amplifier, optical amplifier, data acquisition, analog-to-digital converter, digital-to-analog converter, digital signal transmission, microprocessors, microprocessor systems, Intel 8085 microprocessor, system models, mechanical system building blocks, electrical system building blocks, fluid system building blocks, thermal system building blocks, controllers, PID controllers, digital controllers, adaptive control system, programmable logic controllers, actuators, mechanical actuators, electrical actuators, DC motors, single phase motors, three phase induction motors, synchronous motors, hydraulic actuators, pumps, pressure regulator, hydraulic valves, linear actuators, rotary actuators, pneumatic actuators, mechatronic systems, embedded systems, CNC machines, CAD, CAM, Machine structure, drives, spindle, spindle bearings, swarf removal

Topics: control systems, systems control, regulation, amplification, p controller, open loop control, closed loop control

Topics: Electromechanical Systems, Power Electronics, Direct-Current Electric Machines, Motion Devices, Induction Machines, Synchronous Machines, Proportional-Integral-Derivative Control Laws, Control of Electromechanical Systems

Topics: continuous-time signals, representation of signals, continuous-time systems, linearity, causality, stability, Laplace transform, Fourier series, Fourier transform, transfer function, response of systems, MATLAB, Z-transform, Discrete-time Fourier Transform, Discrete Fourier Transform

Topics: Advanced Energy Systems, Energy resource, energy system development, energy process characterization, energy calculations, energy accounting, sustainable energy development, Dynamic Mechanical Spectroscopy, nano-scale material, micro-scale material, nanoindentation, optical microscopy, electron microscopy, atom probe tomography, advanced x-ray characterization, neutron scattering, phase transformation temperatures, density, specific gravity, thermal conductivity, thermal expansion, electrical conductivity, electrical resistivity, permittivity, permeability, corrosion, oxidation, toughness, materials design, materials modeling, advanced coatings, photovoltaic materials, hybrid solar cells, thermal storage materials, phase change materials, Geothermal electricity, geothermal heat pump, wind resources, wind machinery, energy-generating systems, wind turbine, hydropower technology, ocean energy, hydrogen generation technology, fuel cells, advanced nuclear energy, fission reactors, fusion reactors, thermoelectric materials, piezoelectric materials, pyroelectric materials, magnetostrictive materials, multiferroic magnetoelectric materials, triboelectric materials, artificial photosynthesis

Topics: Communication Systems Engineering, Electrical Communication System, Communication Channel, frequency domain analysis, Fourier series, Fourier transforms, Bandlimited Signals sampling, bandpass signals, analog signal transmission, modulation, amplitude modulation, Conventional Amplitude Modulation, angle modulation, radio broadcasting, television broadcasting, mobile radio systems, random processes, Gaussian Processes, White Processes, Bandlimited Processes, Bandpass Processes, Linear-Modulation Systems, information sources, source coding, source-coding theorem, Source-Coding Algorithms, Rate-Distortion Theory, quantization, Analysis-Synthesis Techniques, waveform coding, Digital Audio Transmission, Digital Audio Recording, Pulse Amplitude Modulation, Two-dimensional Signal Waveforms, Multidimensional Signal Waveforms, White Gaussian Noise, Symbol Synchronization, Bandlimited Channels, Digitally Modulated Signals, channel; capacity, channel coding, linear block code, cyclic codes, Convolutional Codes, wireless communications, Continuous Carrier-Phase Modulation, Spread-Spectrum Communication Systems, Digital Cellular Communication Systems

Topics: Numerical Methods, mathematical modeling, MATLAB, mathematical operations, structured programming, errors, roundoff errors, truncation errors, total numerical errors, blunders, model errors, data uncertainty, roots, graphical methods, bracketing methods, bisection, roots, Simple Fixed-Point Iteration, Newton-Raphson, secant methods, Brent's method, MATLAB functions, optimization, linear systems, linear algebraic equations, matrices, Gauss elimination, Naive gauss elimination, tridiagonal systems, LU factorization, matrix inverse, system condition, error analysis, iterative methods, linear systems, nonlinear systems, Eugen values, power method, curve fitting, linear regression, random numbers, linear least-squares regression, polynomial regression, multiple linear regression, QR factorization, nonlinear regression, Fourier analysis, Continuous Fourier series, frequency domain, time domain, Fourier integral, Fourier transform, Discrete Fourier transform, power spectrum, polynomial interpolation, Newton interpolating polynomial, Lagrange interpolating polynomial, inverse interpolation, extrapolation, oscillations, splines, linear splines, quadratic splines, cubic spline, multidimensional interpolation, integration, differentiation, Numerical integration formulas, Newton-Cotes formulas, Trapezoidal rule, Simpson's rules, initial value problem, Runge-Kutta methods, adaptive Runge-Kutta methods, stiff systems, Boundary-value problems, shooting method, finite-difference methods, MATLAB function

Topics: Engineering Thermodynamics, First Law of Thermodynamics, Control Volume Analysis, Second Law of Thermodynamics, Exergy Analysis, entropy, vapor power systems, gas power systems, Refrigeration, Heat Pump Systems, Thermodynamic Relations, Ideal Gas Mixture, Reacting Mixtures, Combustion, Chemical Equilibrium, Phase Equilibrium, energy storage, Generalized Compressibility Chart.ideal gas model, Polytropic Process Relations.nozzle, diffuser, turbine, compressor, pump, heat exchanger, throttling devices, transient analysis, mass rate balance