___ shift keying incorporates four different phase angles, each of which represents 2 bits.
a. Quadrature amplitude
b. Quadrature frequency
c. Quadrature noise
d. Quadrature phase
Answer: D
___ shift keying incorporates four different phase angles, each of which represents 2 bits.
a. Quadrature amplitude
b. Quadrature frequency
c. Quadrature noise
d. Quadrature phase