Download Principles of electronic communication - COE318 Past Question PDF

Topics: Electronic Communication, Gain, Attenuation, Decibels, Tuned Circuits, Filters, Fourier Theory, Amplitude Modulation, Amplitude Demodulator, Balanced Modulators, SSB Circuits, Frequency Modulation, FM Circuits, Digital Communication Techniques, Radio Transmitters, Communication Receivers, Multiplexing, Demultiplexing, Digital Data Transmission, Networking, Local-Area Networks, Ethernet, Transmission Lines, Antennas, Wave Propagation, Internet Technologies, Microwave, Millimeter Wave Communication, Satellite

Topics: Vector Quantization, Signal Compression, random proocesses, linear systems, probability, sampling, periodic sampling, linear prediction, Elementary Estimation Theory, Finite-Memory Linear Prediction, Levinson-Durbin Algorithm, Minimum Delay Property, scalar coding, Scalar Quantization, Predictive Quantization, Delta Modulation, Difference Quantization, Bit Allocation, Transform Coding, Karhunen-Loeve Transform, Performance Gain of Transform Coding, entropy coding, Variable-Length Scalar Noiseless Coding, huffman coding, Vector Entropy Coding, Ziv-Lempel Coding, Constrained Vector Quantization, Predictive Vector Quantization, Finite-State Vector Quantization, Tree and Trellis Encoding, Adaptive Vector Quantization, Variable Rate Vector Quantization

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: digital signal, Pulse-code modulation, sampling, Nyquist theorem, Quantization, Bit rate, bandwidth

Topics: Antenna

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

Topics: transmitter, transducer, modulation

Topics: antenna, wave propagation, modulation, frequency

Topics: ground wave, space wave, repeater

Topics: Sampling, Sampling Units, Sampling errors, Nonsampling Errors, Simple Random Sampling, Confidence Intervals, Sample Size, Estimating Proportions, Estimating Ratios, Estimating Subpopulation Means, Unequal Probability Sampling, Horvitz-Thompson Estimator, Hansen–Hurwitz Estimator, Auxiliary Data, Ratio Estimation, Ratio Estimator, Small Population Illustrating Bias, Regression Estimation, Linear Regression Estimator, regression model, Multiple Regression Models, Regression Models, Stratified Sampling, Stratified Random Sampling, Cluster Sampling, Systematic Sampling, Multistage Designs, Double Sampling, Two-Phase Sampling, Network Sampling, Link-Tracing Designs, Detectability, Capture–Recapture Sampling, Line-Intercept Sampling, spatial sampling, Spatial Prediction, Kriging, Spatial Covariance Function, Spatial Designs, Adaptive Sampling Designs, Adaptive Sampling, Adaptive Cluster Sampling, Stratified Adaptive Cluster Sampling

Topics: Electrical engineering, Electric Circuit, resistance, resistivity, series, parallel networks, potential divider, capacitors, inductors, electrostatic field, electric field strength, capacitance, capacitors, electric flux density, permittivity, dielectric strength, inductance, DC circuit theory, Kirchhoff's law, Thevenin's theorem, Norton’s Theorem, Maximum Power Transfer Theorem, alternating voltages, alternating currents, rectification, complex numbers, transient, Laplace Transforms, digital electronics, semiconductors, semiconductor diodes, bipolar junction transistor, Metal-oxide Semiconductor Field-effect Transistors, Gallium Arsenide Semiconductors, Light-emitting Diodes, Analog Electronics, Operational Amplifier, circuit simulation, interfacing, Microcontrollers, Microprocessors, Power Electronics, signals, signal processing, filter design, bandpass filter, notch filter, Switched Capacitor Filter, Monolithic Switched Capacitor Filter, Communications Systems, Analog Modulation Techniques, Digital Modulation Techniques, electromagnetics, Electromagnetic Spectrum, Microwave Techniques, magnetic fields, Electromagnetic Transients, Electromagnetic Interference, Traveling Wave Effects, transformers, Electromagnetic Compatibility

Topics: Research methodology, research, research methods, research process, research problem, research design, sampling design, census, sample survey, measurement, scaling techniques, scaling, scaling construction techniques, data collection, observation method, case study method, measures of central tendency, measures of dispersion, measures of asymmetry, skewness, simple regression, regression analysis, multiple correlation, regression, partial correlation, sampling, sampling distributions, central limit theorem, sampling theorem, Sandler's A-test, estimation, sample size, hypothesis, hypothesis testing, Chi-square test, Yates correction, ANOVA, analysis of variance and co-variance, ANOVA technique, analysis of Co-variance, ANOCOVA, nonparametric test, distribution free test

Topics: analog-to-digital converter, analog-to-digital converter stages, sampling and holding, quantizing, encoding, Nyquist frequency, Digital-to-Analog Conversion, R-2R Ladder Network Digital-to-Analog Conversion

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: Signals, unit step function, unit ramp function, unit parabolic function, unit impulse function, sinusoidal signal, time shifting, signal analysis, Fourier series, wave symmetry, Fourier spectrum, Gibbs phenomenon, Continuous-time Fourier series, Fourier transform, signal transmission, convolution, time convolution, theorem, signal comparison, energy density spectrum, power density spectrum, density function, sampling, sampling theorem, Anti-Aliasing filter, data reconstruction, Laplace transforms, waveform synthesis, Z-transform, system realization, discrete-time Fourier transform

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: Radio, Television, Broadcasting, Radio Production, radio format, radio technology, Programme Format, News Production, Television Production, Radio Production Techniques, Television Production Techniques, Digital Broadcasting, media law, Studio Managers, Programme Scripts

Topics: Digital Logic Circuit Analysis, Digital Logic Circuit Design, computing, digital systems, number systems, positional notation, arithmetic, binary arithmetic, octal arithmetic, hexadecimal arithmetic, base conversions, signed number representation, computer codes, numeric codes, error detection codes, correction codes, Boolean algebra, Venn diagram, Duality, switching functions, truth tables, switching circuits, electronic logic gates, combinational circuits, algebraic methods, combinational logic circuits, computer aided design, design cycle, digital circuit modelling, design synthesis, logic simulation, Karnaugh maps, Quine-McCluskey tabular minimization method, Petrick's algorithm, computer aided minimization of switching functions. Modular combinational logic, Decodes, encoders, decoder circuit structures, encoders, multiplexers, demultiplexers, data distributors, adder circuits, comparators, semi custom logic devices, logic array circuits, field-programmable logic arrays, programmable read-only memory, programmable array logic, sequential devices, sequential circuits, memory devices, latches, flip-flops, timing circuits, modular sequential logic shift registers, counters, serial adder unit, serial accumulators, parallel accumulators, multiple-sequence counters, digital fractional rate multipliers, synchronous sequential circuit models, synchronous sequential circuits, registered programmable logic device, programmable gate arrays, sequential circuit design, logic circuit testing, digital logic circuit testing, combinational logic circuit testing, sequential logic circuit testing, electronic slot machine, keyless auto entry system

Topics: Measurements, Measurement Systems, error, Units, Dimensions, Electrical Circuit Components, Resistors, Inductors, Capacitors, Galvanometers, Analog Ammeter, Voltmeter, power measurement, Wattmeter, energy measurement, Energy Meters, Potentiometers, Inductance, resistance, Capacitance, Cable Faults localization, Magnetic Measurements, High Voltage Measurements, Optoelectronic Measurements, Electronic Instruments, High Frequency Measurements, Cathode Ray Oscilloscope, Signal Generators, Signal Analyzers, Instrumentation Amplifiers, Nonlinear Circuits, Signal Conditioning, Electrical Wave Filters, Number Systems, Logic Gates, Boolean Algebra, Logic Families, Digital Measurement, digital Instruments, Display Devices, Electronic Recording Devices, Transducers, Data Acquisition Systems, Telemetry, Microprocessor Based Measurements

Topics: Telecommunication, Networking, Computer Network Topology, computer network, Data Communication Systems, digital transmission, analogue transmission, Analogue Signal Transmission, Digital Signal Transmission, digital transmission modes, Data Transmission Media, Data Transmission Cables, Information Network, protocols, Telecommunication System, Nigerian Telecommunication Policy, Telecommunication Service Providers

Topics: Physics, JAMB, Friction, work, force, motion, speed, velocity, energy, hydraulic press, relative density, hydrometer, gas law, sound wave, wave, light, mirror,capacitor, electricity, pressure