The data decoding system entails several subsystems : demodulator , error detection and correction ( edc ) , demultiplexor , and digital - to - analog converters 數(shù)據(jù)解碼系統(tǒng)需要幾個(gè)子系統(tǒng):解調(diào)器、誤碼探測和糾正、信號分離器、和數(shù)字模擬轉(zhuǎn)換器。
The digital upward frequency conversion is the key element of the waveform synthesis . at the same time , basic theoretical analysis and optimum design are done for pci bus slave interface , fifo , transmit signal processor , digital - to - analog converter and logic control 本文對波形合成技術(shù)的核心? ?數(shù)字上變頻進(jìn)行了深入細(xì)致的研究和介紹,同時(shí)對波形合成器中的pci總線接口、先進(jìn)先出緩沖器、發(fā)射信號處理、數(shù)模轉(zhuǎn)換及邏輯控制等部分進(jìn)行了分析和優(yōu)化設(shè)計(jì),給出了最佳設(shè)計(jì)方案。
In electronics, a digital-to-analog converter (DAC or D-to-A) is a device that converts a digital (usually binary) code to an analog signal (current, voltage, or electric charge). An analog-to-digital converter (ADC) performs the reverse operation.