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Wednesday, January 9, 2019

NTA NET NEW SYLLABUS ELECTRONICS

UGC-NTA NET ELECTRONIC SCIENCE NEW SYLLABUS (2019 onwards)
Unit – I :
Introduction to Semiconductor, energy bands in solids, concept of effective mass, density of states, Fermi levels.  PN  Junction,  Diode  equation  and  diode  equivalent  circuit,  Breakdown  in  diodes,  Zener  diode, Tunnel  diode,  Metal  semiconductor  junction  –  Ohmic  and  Schottky  contacts,  Characteristics  and equivalent  circuits  of  JFET,  MOSFET.  Low  dimensional  semiconductor  devices  –  quantum  wells, quantum   wires,   quantum   dots.   High   Electron   Mobility   Transistor   (HEMT),   Solar   cells   –   I-V characteristics, fill factor and efficiency, LED, LCD and flexible display devices. Emerging materials for future Devices: Graphene, Carbon Nano tubes (CNT), ZnO, SiC etc.
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Unit-II :
IC  fabrication  –  crystal  growth,  epitaxy,  oxidation,  lithography,  doping,  etching,  isolation  methods, metallization, bonding, Thin film deposition and characterization Techniques: XRD, TEM, SEM, EDX, Thin film active and passive devices, MOS technology and VLSI, scaling of MOS devices, NMOS and CMOS structures and fabrication, Characteristics of MOS transistors and threshold voltage, NMOS and CMOS inverters, Charge-Coupled Device (CCD) – structure, charge storage and transfer, Basics of VLSI design, stick diagrams, Layout design rules.
Unit – III :

Continuous  time  signals,  Fourier  Series  and  Fourier  transform  representations,  Sampling  theorem  and applications, Discrete time signal, Discrete Fourier transform (DFT), Fast Fourier transform (FFT), Basic concepts of digital signal processing, digital filters – IIR, FIR.

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Unit – IV :
Rectifiers, Voltage regulated ICs and regulated power supply, Biasing of Bipolar junction transistors and FETs,  operating  point  and  stability,  Amplifiers,  Classification  of  amplifiers,  Concept  of  feedback, Hartley,   Colpitt’s   and   Phase   Shift   oscillators,   Operational   amplifiers   (OPAMP)   -   characteristics, computational  applications,  comparators,  Schmitt  trigger,  Instrumentation  amplifiers,  wave  shaping circuits,  Phase  locked  loops,  Active  filters,  Multivibrators,  Voltage  to  frequency  convertors  (V/F), frequency to voltage convertors (F/V).
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Unit – V :
Logic  Families,  Logic  Gates,  Boolean  algebra  and  minimization  techniques,  Combinational  circuits, Programmable Logic Devices (PLD), CPLD, flip-flops, memories, Sequential Circuits: Counters – Ring, Ripple,  Synchronous,  Asynchronous,  Shift  registers,  multiplexers  and  demultiplexers,  A/D  and  D/A converters,  Analysis  and  Design  of  fundamental  mode  state  machines:  State  variables,  State  table  and State diagram. Sequential PLD, FPGA, Analysis and Design of digital circuits using HDL.
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Unit – VI :
Introduction of Microprocessor 8086: Architecture, Addressing modes, instruction set, interrupts, Programming, Memory and I/O interfacing. Introduction  of  Microcontrollers   –  8051  for  embedded  systems,  Architecture  and  register  set   of Microcontroller 8051, Addressing modes, Instruction set of 8051 – Data transfer instructions, Arithmetic instructions,  Logic  instructions,  bit  level  and  byte  level  control  transfer  instructions,  8051  assembly programming – stack operations, subroutines, interrupts, 8051 programming as timer/counter, 8051 serial communication, 8051 interfacing RS232, LED/LCD display, Keyboard , Stepper motor.
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Unit – VII :
Electrostatics  -  vector  calculus,  Gauss’s  Law,  Laplace  and  Poisson’s  equations,  Magnetostatics  –  Biot Savert’s  law,  Ampere’s  law  and  electromagnetic  induction,  Maxwell’s  equations  and  wave  equations, Plane  wave  propagation  in  free  space,  dielectrics  and  conductors,  Poynting  theorem,    Reflection  and refraction, polarization, interference, coherence and diffraction, Transmission lines and waveguides – line equations, impedance, reflections and voltage standing wave ratio, rectangular waveguides. Antennas – retarded  potential  and  Hertzian  dipole,  half  wave  antenna,  antenna  patterns,  radiation  intensity,  gain, effective area and Frii’s free space receiver power equation
Microwave  Sources  and  Devices  -Reflex  Klystron,  Magnetron,  TWT,  Gunn  diode,  IMPATT  diode, Crystal Detector and PIN diode.
Radar – block diagram of Radar, frequencies and power used, Radar range equation.
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Unit – VIII :
Analog  modulation  and  demodulation  -  AM,  FM  and  PM,  Principle  of  super  heterodyne  receiver, Random signals, noise, noise temperature and noise figure, Basic concepts of information theory, Error detection and correction, Digital modulation and demodulation – PCM, ASK, FSK, PSK, BPSK, QPSK and    QAM,    Time    and    Frequency-Division    Multiplexing,    Multiple    Access    techniques,    Data Communications   –   Modems,   Codes,   Principles   of   Mobile   and   Satellite   Communication,   Optical communication,  Optical  sources  -  LED,  spontaneous  and  stimulated  emission,  semiconductor  Lasers, Detectors – PIN photodiodes, Avalanche photodiodes (APD), Optical fibers – attenuation and dispersion characteristics,  Bandwidth, Wavelength division multiplexing.
Fundamentals of Internet of Things (IoT) for communication.

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Unit – IX :
Power devices – characteristics of SCR, DIAC, TRIAC, power transistors, Protection of thyristors against over voltage and over current. SCR triggering - dv/dt and di/dt, triggering with single pulse and train of pulses, A.C. and D.C. motors - construction and speed control. Switched Mode Power Supply (SMPS). Uninterrupted Power Supply (UPS).
Open  loop  and closed loop  control  system,  Block Diagram reduction techniques,  transfer function  and signal flow diagram, Stability criterion: Routh-Hurwitz and Nyquist plot, On-off controller, Proportional (P), Proportional-Integral (PI), Proportional-Derivative (PD), PID controllers.
Unit – X :
Transducers   –   Resistance,   Inductance,   Capacitance,   Piezoelectric,   Thermoelectric,   Hall    effect, Photoelectric,   Measurement  of  displacement,  velocity,  acceleration,  force,  torque,  strain,  temperature, pressure, flow, humidity, thickness, pH. Measuring Equipment – Measurement of R, L and C, Bridge and Potentiometers,  voltage,  current,  power,  energy,  frequency/time,  phase,  Digital  Multimeters,  CRO, Digital Storage Oscilloscope,  Spectrum Analyzer., Biomedical Instruments – ECG, EEG, Blood Pressure Measurements, MEMS and its applications Sensors for IoT applications.
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