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Posted inBasic Computer Science
Fundamental Concept
A computer is basically a programmable machine capable to perform arithmetic and logical operations automatically…
Posted inAnalog & Digital Communication
Channel Capacity theorem
It is possible, in principle, to device a means where by a communication system will…
Posted inAnalog & Digital Communication
Mutual Information
On an average we require H(X) bits of information to specify one input symbol. However, if we…
Posted inAnalog & Digital Communication
Huffmann Coding Techniques
Huffman coding is an entropy encoding algorithm used for lossless datacompression. The term refers to the…
Posted inAnalog & Digital Communication
Shannon-Fano Algorithm for Data Compression
DATA COMPRESSION AND ITS TYPESData Compression, also known as source coding, is the process of…
Posted inAnalog & Digital Communication
Digital Communication – Error Control Coding
Noise or Error is the main problem in the signal, which disturbs the reliability of…
Posted inUncategorized
Difference Between PAM, PWM and PPM
PAM, PWM and PPM all three are analog pulse modulation techniques. The major difference between…
Posted inAnalog & Digital Communication
Pulse Code Modulation
Modulation is the process of varying one or more parameters of a carrier signal in accordance…
Posted inUncategorized
Pulse Amplitude Modulation
Today communication is the heart of the technology. Communication is achieved over a transmitter and a…
Posted inAnalog & Digital Communication
Entropy, Source Encoding Theorem
Source encoding theorem The discrete memory less source of entropy H(X), the average code word…