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Principles of Communication

Spread Spectrum Modulation

Spread Spectrum Modulation, A collective class of signaling techniques are employed before transmitting a signal to provide a secure communication, known as the Spread Spectrum Modulation.…Read More

Principles of Communication

M-ary Encoding

M-ary Encoding, The word binary represents two-bits. M simply represents a digit that corresponds to the number of conditions, levels, or combinations possible for a given numb…Read More

Principles of Communication

Information Theory

Information Theory, Information is the source of a communication system, whether it is analog or digital. Information theory is a mathematical approach to the study of coding of in…Read More

Principles of Communication

Modulation Techniques

Modulation Techniques, There are few modulation techniques which are followed to construct a PCM signal. These techniques like sampling, quantization, and companding help to create an…Read More

Principles of Communication

Delta Modulation

Delta Modulation, The sampling rate of a signal should be higher than the Nyquist rate, to achieve better sampling. If this sampling interval in a Differential PCM (DPCM) is redu…Read More

Principles of Communication

Digital Modulation Techniques

Digital Modulation Techniques, Digital Modulation provides more information capacity, high data security, quicker system availability with great quality communication. Hence, digital modulati…Read More

Principles of Communication

Analog Pulse Modulation

Analog Pulse Modulation, After the continuous wave modulation, the next division is Pulse modulation. Pulse modulation is further divided into analog and digital modulation. The analog …Read More

Principles of Communication

Digital Modulation

Digital Modulation, So far we have gone through different modulation techniques. The one remaining is digital modulation, which falls under the classification of pulse modulation. …Read More