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5. (10%) Assume that p₁(t) and p₂(t) are two orthogonal complex waveforms.

(a). (5%) Let.Prove that Φ1(t) andΦ₂(t) are orthogonal for any fe

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4. (10%) Assume that we have a complex-value Gaussian random variable Z = X+ jY, where Xand Y are independent identically distributed random variables with zero mean and variance σ2. Suppose with a fixed value of Φ. Show that W and Z have the same joint probability density function (PDF).

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110年 - 110 國立中山大學_碩士班招生考試_電機系(戊組)、通訊所(甲、乙組)、電波聯合：通訊理論#104364

110年 · #104364

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