Communication Systems (Analog and Digital) by Dr. Sanjay Sharma is a standard textbook for engineering students that bridges the gap between traditional analog techniques and modern digital communications. Key Features of the Book
The healthiest approach? A hybrid system—just like the one Sanjay Sharma’s textbook describes for communication.
: Uses probabilistic theory to explain random signals and the performance analysis of analog systems. Part 2: Digital Communication Waveform Coding
| Section | Topic | Key Sub-Topics | | :--- | :--- | :--- | | | Introductory Concepts | Introduction to Communication Systems, Signal Analysis and Transmission. | | II | Amplitude Modulation (AM) | DSB-FC, DSB-SC, SSB-SC, VSB modulation techniques. | | III | Angle Modulation | Detailed analysis of Frequency Modulation (FM) and Phase Modulation (PM). | | IV | Random Signals and Noise | Probability, Random Signals and Process, Noise Theory, Performance Analysis of Analog Systems. | | V | Radio Receivers & Transmitters | Principles of Radio Receivers and Transmitters. |
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Techniques including Double Sideband Large Carrier (DSB-LC), Double Sideband Suppressed Carrier (DSB-SC), Single Sideband (SSB), and Vestigial Sideband (VSB) modulation.
For lifestyle and entertainment, the analog-digital hybrid model is king. Your smartphone stores music digitally (as MP3 or FLAC) but outputs it through an analog amplifier and speaker. Sharma’s text bridges these two worlds.
The "plot" of the book follows the natural progression of communication technology:
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Superheterodyne receivers, sensitivity, selectivity, and fidelity.
The book is structured around typical university curricula, making it an excellent resource for exam preparation.
Tools used to convert time-domain signals into the frequency domain for spectral analysis.
The book features a rigorous, bottom-up design that bridges the gap between classic wave physics and advanced digital network architecture. | | II | Amplitude Modulation (AM) |
The book is typically divided into sections covering the evolution of communication systems. Part I: Analog Communication Systems
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While Sanjay Sharma's book is excellent for clarity and numerical practice, pairing it with classic texts like Simon Haykin or Taub & Schilling can provide a deeper theoretical perspective. Finding the Book: Digital vs. Physical Copies
Q: What are the applications of analog communication systems? A: Analog communication systems are commonly used in radio broadcasting, telephone systems, and television broadcasting.
To get the best quality and support the author, purchase the hardcopy via major Indian retailers (like S.K. Kataria & Sons, Amazon.in, or Flipkart).