demodulation distortion 中文意思是什麼
demodulation distortion
解釋
解調失真- demodulation : n. 【無線電】解調，反調制；檢波。
- distortion : n. 1. 歪扭，扭曲。2. 【電學】（信號、波形等的）失真；【物理學】（透鏡成像產生的）畸變；【醫學】扭轉，變形。3. 竄改，歪曲，曲解。adj. -al
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In the digital mobile communication, with the effect of modulation, transmission channels and demodulation, the received signal ineluctably has some distortion. frequncy offset is one of them
在移動通信系統中，信號經過調制發射、通道傳輸和接收解調的過程中，不可避免的會引入一些干擾，使得有用信號受到影響。 -
Introduction to communication systems ? analysis and design of communication systems ; analog and digital modulation and demodulation, frequency conversion, multiplexing, noise and distortion ; spectral and signal - to - noise ratio analysis, probability of error in digital systems, spread spectrum
通信系統基礎：通信系統分析和設計，模擬和數字調制和解調，頻率轉換，統計復用，噪聲和失真；譜分析和信噪比分析，數字系統誤碼率，擴展頻譜。
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