In which modulation schemes, the spreading of spectrum occurs?
A. Frequency modulation
B. Amplitude modulation
C. Both of the mentioned
D. None of the mentioned
Answer:A
In which modulation schemes, the spreading of spectrum occurs?
A. Frequency modulation B. Amplitude modulation C. Both of the mentioned D. None of the mentioned
Explanation: In modulation schemes such as frequency modulation and pulse code modulation spreading of spectrum occurs but it cannot be considered as types of spread spectrum technique.