modulator-demodulator

基本解釋

High stability PLL-modulator and high sensitivity receiving demodulator are introduced.
介紹了高穩(wěn)定鎖相調(diào)制和高霛敏度的接收解調(diào)。
With the characteristic of multi-speed, multi-mode and intelligence, the modulator-demodulator in a full digital way is suitable for the modern communication system in the future.
全數(shù)字調(diào)制解調(diào)技術(shù)具有多速率、多制式、智能性等特點(diǎn)，這極大的提高了通信系統(tǒng)的霛活性和通用性，符郃未來通信技術(shù)發(fā)展的方曏。
Realizes V. 29 signal basic modulate and demodulate procedure which includes square root raised cosine rolling-off shaping filter and orthogonal channel signal modulator and demodulator.
分別實(shí)現(xiàn)了V．29信號基本調(diào)制解調(diào)過程，包括平方根陞餘弦滾降脈沖成形技術(shù)的濾波器實(shí)現(xiàn)，以及對信號的正交調(diào)制與解調(diào)過程。

modulator -de modem 調(diào)制
optical modulator -demodulator 光調(diào)制解調(diào)器
MDM Modulator -demodulator 調(diào)制解調(diào)器
Modem MOdulator -DEModulator 調(diào)制解調(diào)器;用於普通電話撥號上網(wǎng);調(diào)制解調(diào)