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by Tarun Agarwal 4 weeks ago

Quadrature Amplitude Modulation

In the amplitude modulation scheme, we can modulate one message signal (input signal) which is in analog form. It means we can give only one input signal and we can modulate it and transmit to the destination level. And the effective utilization...

Quadrature-Phase-Shift-Keying.
by Tarun Agarwal 1 month ago

Quadrature Phase Shift Keying

In a communication system, modulation is the method by which the properties of the carrier signal are varied according to the message signals. There are two types of modulation methods based on the type of baseband signal. They are Analog...

Binary-Phase-Shift-Keying
by Tarun Agarwal 1 month ago

Binary Phase Shift Keying

Communication is the process of transfer of information from one place to another. There are various means of communication being used today. The evolution in the field of communication took up pace during world war. From wired communication...

nfc-sensor
by Tarun Agarwal 2 months ago

NFC Sensor Working and Its Applications

The term NFC stands for “Near Field Communication”. At present it is growing very fast in various smartphones, however, it works internally within the mobile phone. But we don’t know about its working. Nowadays, it is mainly using...

by Tarun Agarwal 2 months ago

Delta Modulation With It’s Block Diagram

When signals are transmitted over long distances, they get affected by noise and interference. There are several methods invented for effective transmission of signals over long distances without any error. The conversion of analog signals...