digital analog 中文意思是什麼
digital analog
解釋
數學模擬轉換器-
As a mix - mode chip, the application - specific controller including analog signal and digital signal processing block can be applied to receiving, amplifying, processing, controlling signals of pir, and offer a wide application in some fields. in analog circuits, by sub - threshold mosfet, a self - bias current source is presented, which has a high power supply restrain ratio and a complementary to absolute temperature characters
這款晶元是一款數模混合晶元，包括模擬信號處理（含模數介面模塊）和數字信號處理兩大模塊，完整實現對紅外信號的接收、放大、處理、控制，產生有效數字電平驅動繼電器、可控硅等負載，應用於自動燈等多種場合。 -
Digital - analog hybrid computer
數字模擬混合計算機 -
After that, based on the datum of the dsp and the correlative chips, the paper designed the key circuit in the data processor module. the design of the interface modules of the control system is the following work. they were the interfaces connecting controller with digital, analog network, and the monitor computer respectively
接下來，設計了系統的整體結構；研究分析了嵌入式控制系統在進行數據處理時所採用的器件以及dsp和相關的晶元資料之後，確定使用tms320vc5402作為系統的數據處理器，設計了數據處理模塊的部分關鍵電路和dsp的16位並口自舉加載方式。 -
Digital analog converter
數字模擬轉換器 -
This paper describes a genaral introduction on digital - analog converter study of domestic and aboard, analysis of d / a converter principle and structures, and the analyses of different converting type such as current converting and voltage converting. a monolithic current - output converter is presented
本文較為全面的介紹了數字/模擬轉換器（ d / a轉換器）的國內外動態，分析了d / a轉換器的基本原理和結構，對電流轉換和電壓轉換d / a轉換器進行了較為詳細的分析。 -
Digital - analog conversion
樓模轉換 -
Digital - analog simulator
數字模擬模擬器 -
In the paper, the design of the real - time test system for crystal parameters is presented. the signal generator of sweep frequency based on dds device ad9852, the signal measuring circuit based on gain and phase detector ad8302, and the real - time control and deal circuit based on tms320vc5416 and the design of high - speed printed digital & analog circuit board are discussed in details
本文闡述了晶振實時測量系統的設計，介紹了以dds晶元ad9852為核心的掃頻信號源電路，以增益相位檢測器ad8302為核心的信號檢測電路，以dsp晶元tms320vc5416為核心的實時控制與運算電路，以及高速數模混合電路板的設計方法。 -
Tms320c5402dsp was used in the design to replace six scm those was used in the automatic biochemical analyzer now and to control system, cpld epm7128 offer logic circuit to the system. a 16 - bits high - speed a / d conversion device a / d976a replaced a / d574 to complete digital - analog conversion
本系統設計中採用一片高性能的dsp （數字信號處理器） tms320c5402代替了目前生產的全自動生化分析儀的六個單片機完成系統控制，用可編程邏輯器件epm7128提供所需的邏輯信號，採用16位高速a d轉換器ad976a取代以往的ad574完成模數轉換。 -
Current turntable control system usually adopts digital - analog control method. with the development of computer science and photoelectric encoder, numeralization of control system has become the trend for designing turntable control system
現有的轉臺控制系統一般採用數? ?模混合控制方式，隨著計算機技術與光電編碼器的飛速發展，控制系統的數字化已成為轉臺控制系統設計實現的發展趨勢。 -
By processing real - time digital analog fault vibration signal and adopting minimum quadric multiplication and rectangle function, correct frequency chart will be gained. thus, the system design based on advanced dsp can be applied to the real - time fault diagnosis of rolling bearing in modern high - speed train
通過對採集的模擬的有故障振動信號進行在線實時數字信號處理，並在信號分析方面採用了最小二乘法及加窗函數，以獲得正確的頻譜，通過信號處理，並進行結果比對，進而可證明此系統在高速列車轉向架滾動軸承在線診斷中應用的可行性。 -
The thesis includes the design of hard circuit, pcb ( printed circuit board ), driver and application soft involving a / d board and d / a board. the detailed functional modules consist of multiplex signals select module 、 analog digital conversion module 、 digital analog conversion module 、 pci protocol conversion module 、 driver and magnifying module 、 control logic 、 clock circuit and configuration circuit. the importance of the thesis is a / d board
本課題包括硬體電路、印刷電路板（ pcb ） 、驅動程序和應用軟體的設計，涉及a / d板和d / a板兩大塊部分，具體的功能模塊包括多路信號選擇模塊、模數轉換模塊、數模轉換模塊、 pci協議轉換模塊、驅動放大模塊、控制邏輯、時鐘電路和配置電路，其中重點是a / d板部分。 -
Allow easy teach ability for teachers. 7. digital analog program and virtual recording function support simultaneous input and output for 4 digital programs and 5 analog programs
及同步輸出功能，教師可以任選數位或類比教材教學，並具虛擬錄音座功能，裨益教學 -
Allow easy teach ability for teachers. 6. digital analog program and virtual recording function support simultaneous input and output for 4 digital programs and 5 analog programs
及同步輸出功能，教師可以任選數位或類比教材教學，並具虛擬錄音座功能，裨益教學 -
For the 8 - bit clamp circuits mainly including an 8 - bit dac ( digital analog converter, which can be shown as d / a ), which function with a matching an op amp that turns the single ended signal to a full differential, so it is the point emphasized in this paper
因為8 bit箝位電路最主要由一個8位的d / a （ digitalanalogconverter可簡寫為d / a ）和一個與之相配的單端變全差分信號的運放來實現。因此，這也是本文著重論述之處。 -
Digitalstromkreis haben eine grenze. w ? hrend man die industrieautomation erreicht, sind viele signale analoge signale. man mu ? die digital - analog umwanden, um digitalstromkreis dieses （ analoges signal ） zu verarbeiten
數字電路有局限性。因為在實現工業自動化過程中，很多信號都是模擬信號，為了用數字電路處理這些模擬信號，必須模數轉換。 -
Digitalstromkreis haben eine grenze. w & auml ; hrend man die industrieautomation erreicht, sind viele signale analoge signale. man mu & szlig ; die digital - analog umwanden, um digitalstromkreis dieses （ analoges signal ） zu verarbeiten
數字電路有局限性。因為在實現工業自動化過程中，很多信號都是模擬信號，為了用數字電路處理這些模擬信號，必須模數轉換。 -
This type of authentication can be seen as a digital analog to having a physical token
這種類型的認證可以視為對物理標記的數字模擬。 -
Radar system simulation is combined with digital - analog techniques and radar technology
雷達系統模擬是數字模擬技術與雷達技術結合地產物。 -
A general introduction on digital - analog converter study of domestic and aboard is presented. dac principle and structures, and different converters such as current converting and voltage converting are analized. a 8 - bit high speed dac is designed. based on the study of binary weighted dac and thermometer - coded dac, a thermometer - coded current - steering dac is adopted
通過閱讀大量文獻，較為全面地概括了數模轉換器（ dac ）的國內外動態，介紹了dac的基本原理和結構，分析了dac主要誤差來源和模型，對幾種典型的dac結構進行了詳細的分析，並設計出一個8位高速dac 。
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