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Questions and Answers
What does PSK stand for in the context of digital modulation?
What does PSK stand for in the context of digital modulation?
- Polarized Spectrum Kinesis
- Packet-Switched Kernel
- Phase-Shift Keying (correct)
- Pulse-Shape Kinetics
How is the modulation in PSK accomplished?
How is the modulation in PSK accomplished?
- By adjusting the phase of the carrier wave randomly
- By altering the amplitude of the carrier wave
- By varying the sine and cosine inputs at a precise time (correct)
- By changing the frequency of the carrier wave
What does each phase in PSK encode?
What does each phase in PSK encode?
- A variable number of bits
- An equal number of bits (correct)
- An increasing number of bits
- An alternating pattern of bits
What is required for the demodulator in PSK?
What is required for the demodulator in PSK?
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What type of system is required for coherent demodulation in PSK?
What type of system is required for coherent demodulation in PSK?
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In PSK, how is the modulation accomplished?
In PSK, how is the modulation accomplished?
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What is the role of the demodulator in PSK?
What is the role of the demodulator in PSK?
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What does each phase in PSK encode?
What does each phase in PSK encode?
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What is required for coherent demodulation in PSK?
What is required for coherent demodulation in PSK?
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What is the main characteristic of a digital modulation scheme like PSK?
What is the main characteristic of a digital modulation scheme like PSK?
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