5. (15%) Consider a phase modulated signal \( x(t) = A\cos (2\pi f_{c}t + m(t)) \). Provide a demodulator that can correctly recover the message \( m(t) \). Please explain how the demodulator works.
阿摩線上測驗
登入
阿摩線上測驗
登入
5. (15%) Consider a phase modulated signal \( x(t) = A\cos (2\pi f_{c}t + m(t)) \). Provide a demodulator that can correctly recover the message \( m(t) \). Please explain how the demodulator works.