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-> frequency shift keying promotes long distance communication.
->it has high security.
->low noise
->efficiency is high.
->decoding of signal is easy.
Wiki User
∙ 12y ago
Wiki User
∙ 10y agoFaster transmission rate and require less bandwidth than FSK
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What are the advantages of frequency shift keying?
In FSK the output frequency is dependent on the input bit stream. Here 2 (for Binary FSK) different carrier frequencies are used and they are switched according to input bit stream. When input is at logic1 output is freq. f1 and when input at logic0 output is freq. f2, where f1 and f2 are different.
How does the FSK modulator circuit work?
The FSK (Frequency Shift Keying) modulator circuit works by shifting the carrier, a sine wave of a given frequency, to another frequency back and forth as the input signal changes. On the receiving end, the demodulator works by detecting one or both of the frequencies, often with a band-pass filter, regenerating the input signal. You can also use a signal processor to convert the carrier from time domain to frequency domain with a fourier transform, and then pick off the signal that way.) The FSK method of modulating/demodulation is typically limited to low frequency signal rates, such as 300 bits per second. You can also modulate multiple input signals onto one carrier, but the workable signal rate of each goes down. (In one signalling example, six analog inputs were used to duty cycle modulate six 10 hertz pulse trains, which were then FSK modulated onto one carrier. The receiving end had six band-pass filters, and six converters back to the analog domain.) If you are going to modulate more than one signal, you need to pick the frequencies carefully, so that their harmonic spectra do not intersect, otherwise you could get cross-talk if there is distortion in the carrier.)
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Advantages of psk over fsk and ask?
PSK (Phase Shift Keying) is advantageous over FSK (Frequency Shift Keying) and ASK (Amplitude Shift Keying) because it provides higher data rates and better spectral efficiency. PSK is less susceptible to noise and interference since phase changes are more discernible than frequency or amplitude changes. PSK also allows for easier implementation in digital communication systems.
What is the advantage and disadvantage of fsk fsk and psk modulation?
advantages of fsk arelow noise,since amplitude is constantpower requirement is constantoperates in virtually any wires availablehigh data rateused in long distance communicationeasy to decodegood sensitivity
Compear fsk and psk?
fsk and psk
What is fsk in communication?
fsk is nothing but frequency shift keying which is used in low speed modems.....
What is block diagram of frequency shift keying modulation?
Block digram of fsk is the representation of fsk modulation
What is FSK in telecommunication?
FSK stands for Frequency Shift Keying. It allows for voice and data to be digitized and transferred over analog lines. There is a maximum transfer rate of FSK data at 1.6 Mbps.
What are the disadvantages of fsk?
required larger bandwidth
What are the applications of fsk?
point to point military communication
What musician has FSK as initials?
Francis Scott Key
What does FSK wrote TSSB?
FSK, or Frequency Shift Keying, is a modulation technique that involves shifting the frequency of a carrier signal to transmit binary data. TSSB may refer to "The Stock Swing Band," which could be a musical group or band specializing in swing music. It is unclear what connection or context there is between FSK and TSSB in this case.
What is GFSK technique?
An FSK Modulator is much the same as a GFSK Modulator ,but GFSK uses a Gaussian filter as well. In a GFSK modulator everything is the same as a FSK modulator except that before the baseband pulses (-1, 1) go into the FSK modulator, it is passed through a gaussian filter to make the pulse smoother so to limit its spectral width.
What are modulation techniques in satellite communication?
frequency modulation, preferably.
