DEMODULATING Meaning and
Definition
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Demodulating is the act of extracting the original modulated signal from a carrier wave or a modulated signal. In telecommunications and signal processing, it is an essential process used to recover the information contained within a modulated signal.
During modulation, a carrier wave is manipulated with the input signal to encode information onto the wave. This can be done through various modulation techniques such as amplitude modulation (AM), frequency modulation (FM), or phase modulation (PM). However, in order to retrieve the original information, the modulated carrier wave needs to be demodulated.
Demodulating involves reversing the modulation process, by separating the carrier signal from the modulated signal. This is accomplished using a demodulator, which isolates and extracts the original modulating signal. The demodulation technique employed depends on the modulation scheme used.
In analogue demodulation, common demodulation methods include envelope detection for AM signals, frequency discrimination for FM signals, and synchronous detection for PM signals. Digital demodulation, on the other hand, involves conversion of the modulated signal to a digital format for processing using various algorithms like coherent demodulation, differential demodulation, or quadrature demodulation, among others.
The demodulation process is crucial in various communication systems such as radio broadcasting, television broadcasting, satellite communication, and wireless communication. It enables the accurate recovery of transmitted information, allowing for successful communication between sender and receiver.
Common Misspellings for DEMODULATING
Etymology of DEMODULATING
The term "demodulating" can be broken down into two parts: "demo" and "modulating".
The "demo" part comes from the Greek word "demos", meaning "people" or "population". This root is related to terms like "democracy" (rule by the people) and "demographic" (related to characteristics of a certain population).
The second part, "modulating", originates from the Latin word "modulatus", which stems from the verb "modulare", meaning "to regulate" or "to measure". It is connected to the concept of modulation in various fields like music and electronics.
So, the etymology of "demodulating" reflects the combination of "demo" (people) and "modulating" (regulating or measuring). In terms of electronic communications, demodulating refers to the process of extracting the original signal or information from a modulated carrier wave.
Conjugate verb Demodulating
CONDITIONAL
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FUTURE
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FUTURE PERFECT
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PRESENT
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PRESENT PERFECT
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