Aliasing and aperture effect are both related to the process of sampling an analog signal and converting it into a digi…
Information transmission is a complex process that involves several steps, and two of the most critical steps are sourc…
Frequency hopping spread spectrum ( FHSS ) is a method of transmitting radio signals by hopping or shifting carrier sig…
This is a MATLAB code for performing Pulse Code Modulation (PCM) on an analog signal. The code generates an analog sign…
A constellation diagram is a graphical representation of a signal modulated by a digital modulation scheme such as quad…
Sampling theorem state that the bandpass signal x(t) whose maximum bandwidth is 2w can be completely represented into…
When the analog signal is sampled, it can be quantized and encoded by any one of the following techniques- …
A signal is formally defined as a function of one or more independent variables that conveys information on the natur…
In coding theory, systematic and non-systematic codes refer to ways of organizing the bits of a message in a code. Syst…
What is Line Coding? Generally in a digital communication system, the data transmission capacity of a practical cha…
The term "aperture effect" is often used in the context of digital communication and refers to the phenomenon…
A digital communication system transfers information from a digital source ( which produces a finite set of possible m…
The information theory is related to the concepts of statistical properties of messages / sources, channels, noise in…
What is Eye Pattern? Digital data is transmitted as sampled values. In sequential or serial data transmission when…
What is Noise? The noise is the unwanted signals that tend to disturb the operation of a system and over whi…
Amplitude modulation : When the amplitude of high frequency carrier wave is changed in accordance with the intensi…
Communication is the process of transmitting information. Baseband communication : Communication that directly tran…
Communication System : Communication system is the system designed to transmit information. The components of a comm…
