Mutual Information
On an average we require H(X) bits of information to specify one input symbol.…
Huffmann Coding Techniques
Huffman coding is an entropy encoding algorithm used for lossless datacompression. The term…
Shannon-Fano Algorithm for Data Compression
DATA COMPRESSION AND ITS TYPESData Compression, also known as source coding, is…
Digital Communication – Error Control Coding
Noise or Error is the main problem in the signal, which disturbs…
Pulse Code Modulation
Modulation is the process of varying one or more parameters of a carrier…
Error Detection and Correction Techniques
Different Types Of Error Detection Techniques: a. Redundancy b. Echoplex c. Exact count encoding d. Parity…
History of Data Communications
Though data communication may seem a relatively new innovation, the history of…
Pulse Code Modulation
Modulation is the process of varying one or more parameters of a carrier…
QAM Theory and Formulas
The basic QAM theory aims to express the operation of QAM, quadrature…
What is QAM: quadrature amplitude modulation
Quadrature Amplitude Modulation, QAM utilises both amplitude and phase components to provide…




