BASIC ELECTRONICS & COMMUNICATION ENGINEERING
| VTU UNIVERSITY | |
|---|---|
|
Subject code |
21ELN14 / 21ELN24 |
|
Semester |
1st / 2nd Sem |
BASIC ELECTRONICS & COMMUNICATION ENGINEERING
21ELN14 / 21ELN24
SYLLABUS
MODULE-1
Electronic Circuits: Power Supplies – Block diagram, Rectifiers, Reservoir and smoothing circuits, Full-wave rectifiers, Bi-phase rectifier circuits, Bridge rectifier circuits, Voltage regulators, Output resistance and voltage regulation, Voltage multipliers. Amplifiers – Types of amplifiers, Gain, Input and output resistance, Frequency response, Bandwidth, Phase shift, Negative feedback, Multi-stage amplifiers. Operational amplifiers – Operational amplifier parameters, Operational amplifier characteristics, Operational amplifier configurations, Operational amplifier circuits. Oscillators – Positive feedback, Conditions for oscillation, Ladder network oscillator, Wein bridge oscillator, Multivibrators, Single-stage astable oscillator, Crystal controlled oscillators.(Only Concepts, working, and waveforms. No mathematical derivations)Text 1: Chapters 6, 7, 8 and 9
MODULE-2
Logic Circuits – Logic gates, Bistables, R-S Bistables, D-type Bistables, J-K Bistables. Text 1: Chapter 10 Data representation, Data types, Data storage, A microcontroller system. Text 1: Chapter 11 Realization using basic gates and truth table the Half Adder (Text 4: Fig.11.11) and Full Adder (Text 4: Table 11.5 & Fig. 11.13), Multiplexer (Text 4: 10.5.3) and decoder (Text 4: 10.5.4). Shift registers, Register type – operation and truth table (Text 4: 13.2, 13.3), Counters and asynchronous counters (Text 4: 13.5, 13.6) Text 4: Fig. 11.11, Fig. 11.13, 10.5.3, 10.5.4, 13.2, 13.3, 13.5, 13.6 (No simplification of Boolean algebra, no K-maps. Only logic circuit, working and truth table)
MODULE-3
Embedded Systems – Definition, Embedded systems vs general computing systems, Classification of Embedded Systems, Major application areas of Embedded Systems, Elements of an Embedded System, Core of the Embedded System, Microprocessor vs Microcontroller, RISC vs CISC, Harvard vs Von-Neumann. Text 2: 1.1, 1.2, 1.4, 1.5, Fig. 2.1, 2.1, 2.1.1.4, 2.1.1.6, 2.1.1.7. Sensors and Interfacing – Instrumentation and control systems, Transducers, Sensors. Text 1: Chapter 15 Actuators, LED, 7-Segment LED Display, Stepper Motor, Relay, Piezo Buzzer, Push Button Switch, Keyboard. Text 2: 2.3.2, 2.3.3.1 to 2.3.3.8 except 2.3.3.3 Communication Interface, UART, Parallel Interface, USB, Wi-Fi, GPRS. Text 2: 2.4, 2.4.1.3, 2.4.1.5, 2.4.2.2, 2.4.2.6, 2.4.2.8.
MODULE-4
Analog and Digital Communication – Modern communication system scheme, Information source, and input transducer, Transmitter, Channel or Medium – Hardwired and Softwired, Noise, Receiver, Multiplexing, Types of communication systems. Text 3: 1.2, 1.2.1, 1.3, 1.4 – 1.4.1, 1.4.2, 1.5, 1.5.2, 1.6, 1.14, 1.15 From Summary portion of Chapter 1 of Text 3: Types of modulation (only concepts) – AM (only 2.2, no 2.2.1 and rest), FM, Phase Modulation, Pulse Modulation, PAM (Fig. 6.5b), PWM (Fig. 6.8), PPM, PCM. Concept of Radio wave propagation (Ground, space, sky with Fig. 1.28) From Summary portion of Chapter 6 – Digital Communication of Text 3: Concepts of Sampling theorem, Nyquist rate, Digital Modulation Schemes (also see 6.12) – ASK, FSK, PSK Radio signal transmission – Text 3: 6A.1.1, Fig. 6A.1, Fig. 6A.3 Multiple access techniques – Text 3: 6A.1.4, 6A.1.5 Multipath and fading – Text 3: 6A.2.1 Error Management – Text 3: 6A.3.1, 6A.3.2 Antenna, Types of antennas – Text 3: 13.1, 13.3 (only definition and antenna model, exclude radiation patterns).
MODULE-5
Cellular Wireless Networks – Introduction, cellular telephone system, cellular concept and frequency reuse. Text 3: 8.1, 8.2, 8.3 Wireless Network Topologies – First Generation (1G) Technology, Second Generation (2G) Technology, GSM Communications, GSM System architecture, Third Generation (3G) Technology, CDMA Technology, High-level architecture of LTE, Fourth Generation (4G) Technology, Wireless LAN, Bluetooth, Bluetooth Architecture. Text 3: 8.4, 8.5, 8.6, 8.7, 8.7.2, 8.9, 8.10, 8.12, 8.15, 8.16, 8.17, 8.17.1 Satellite Communication – Elements of Satellite Communication, Types of satellites – GEO, LEO, MEO. Text 3: 9.1, 9.4, 9.12 – 9.12.1, 9.12.2, 9.12.3 Optical Fiber Communication – A fiber optic Communication system. Text 3: 10.15 – 10.15.1 to 10.15.9 Microwave Communication – Introduction, Frequency modulated microwave communication system. Text 3: 11.1, 11.7.1