digital analog converter 中文意思是什麼

digital analog converter 解釋
數模轉換器
  • digital : adj. 1. 手指的；指狀的。2. 數字的，數據的。n. 1. （鋼琴等的）琴鍵。2. 手指。
  • analog : n. ＝ analogue.
  • converter : n. 1. 使轉變[改變信仰]的人。2. 改裝者，改裝品。3. 【冶金】煉鋼爐，吹風轉爐；【電，無】換流器，變壓器；變頻器；【自動化】變換器；密碼翻譯[編制]機。
  1. The output of the sample-and-hold system now goes into an analog-to-digital converter.

    取樣和保持系統的輸出現在又進入一個模數轉換器。
  2. The software radio consists of several parts as follow : analog front end, broadband a / d and d / a, digital upper / down converter, high - speed signal processor and so on

    它由以下幾個部分組成:模擬前端，寬帶a / d和d / a ，數字上/下變頻器，高速數字信號處理器等。
  3. This text summarises several control forms of gushing out oil pump test platform simply, and mainly proposes analog and digital control schemes of close ring adjusting speed, at the same time, gives the principles and implementation methods used in parameters control and measuring, this text introduces the asynchronous electromotor " s control process, in which, fuzzy control arithmetic is used, and the control commands are passed on by means of communication between mcu and frequency converter. there are two parts in this system. one is superior computer that is ordinary pc, the other is hypogynous at89c52. the functions of superior pc are control and display information through screen, and the functions of ats9c52 includes control, collecting, display, treatment, uploading of all parameters

    詳細介紹了應用模糊控制演算法，以變頻器通訊方式進行異步電機調速的控制過程。系統由上位機和下位機兩部分組成。上位機為普通pc機，主要實現系統控制、數據顯示等功能，另外還有數據庫瀏覽、數據列印等功能；下位機以at89c52為核心，負責所有參數的採集、處理、顯示、上傳、控制等。
  4. Ramdac random access memory digital to analog converter

    隨機存儲器數模轉換器
  5. The increasing digitalization in all spheres of electronics applications, from telecommunication systems to consumer electronic appliances, requires high performance analog - to - digital converter ( adc )

    全球數字化視頻信號處理及便攜式通信技術等領域的快速發展，促使高性能a / d轉換器的研究成為當務之急。
  6. Driven by the requirements of an analog - to - digital converter ( adc ) with excellent performances, adcs have been made a rapid progress towards high speed, high resolution and low power dissipation

    為了適應各個應用領域對模數（ a / d ）轉換器越來越高的要求， a / d轉換器朝著高解析度、高速和低功耗等方向快速發展。
  7. The analog signals are regulated to satisfy the system and analog - to - digital converter ( adc ) ; dsp is the core part and is connected with adcs, a controller of ethernet, a rs - 485 bus transceiver, a can bus transceiver and a clock. the real - time data is disposed by dsp and is transferred to the upper computer when the alarm is happened

    模擬信號調理模塊對輸入的信號進行調理，以達到系統和模數轉換器（ adc ）采樣的要求; dsp作為系統的核心部件，外擴了adc 、以太網控制器、 rs - 485總線收發器、 can總線收發器和時鐘晶元， dsp對實時數據進行處理，當報警發生時將實時數據通過以太網上傳給上位機。
  8. Secondly, the central processing unit ( cpu ) of the tms320c2812 、 peripheral interrupts 、 analog - to - digital converter ( adc ) and event manager ( ev ) modual are reseached. a real - time data operation system based on dsp platform is designed. single and multi - channel real - time data acquisition experiment. is achieved

    二、研究了tms320f2812dsp的cpu晶元結構、中斷系統、 ad模塊和ev模塊以及dsp集成開發環境ccs2 . 0 ，利用dec2812 ，設計並實現了實時數據採集系統，完成了單通道以及多通道的數據採集實驗。
  9. Digital to analog converter, analog integrated filter, bandgap reference and high drive capability operational amplifier are indispensability basic circuit of communication system

    數模轉換器、模擬集成濾波器、基準電壓源和高驅動能力運放等電路是通信系統中不可缺少的基本電路。
  10. Digital analog converter

    數字模擬轉換器
  11. Hybrid integrated circuits detail specification for type hda030 linear 12 bit digital to analog converter

    混合集成電路. hda030型線性12位數字模擬轉換器詳細規范
  12. 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。
  13. Dac - digital to analog converter

    模擬數字信號轉換器
  14. The significant investigation result of this paper are as follows : in the first chapter, we firstly introduce the basic concept and important electrical characteristics of digital to analog converter and bandgap reference, review the historical progress of electric filters, summarize the methodologies and implementing techniques of filters, and then analyze the practical circuits realization of filters and unrealistic impact factors on performance of filters, finally, we set forth significance of this studying problem and main research work of this paper

    並將其成功地應用於通信集成電路上，取得了令人滿意的實際應用成果。本文的主要研究成果如下：第一章：首先介紹了數模轉換器的基本概念及其關鍵特性指標，接著綜述了模擬集成濾波器的發展簡史、設計方法和實現技術。然後分析了濾波器實際電路實現及其非理想因素對其性能的影響，闡述了本課題的研究意義以及本文所做的主要研究工作。
  15. In this thesis, the technology of analog to digital converter ( adc ) and digital to analog converter ( dac ) were reviewed in detail from the perspectives of the modern electronic technology applications, including principles, comparison of characteristics, main technical indicators and applications

    摘要本文從現代電子技術應用角度出發，介紹模數和數模轉換器的技術，包括工作原理、特性的對比、主要技術指標及發展應用。
  16. 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的核心? ?數字上變頻進行了深入細致的研究和介紹，同時對波形合成器中的pci總線介面、先進先出緩沖器、發射信號處理、數模轉換及邏輯控制等部分進行了分析和優化設計，給出了最佳設計方案。
  17. The direct digital frequency synthesizer is a kind of fully digitized frequency synthesizer, which consists of the phase accumulator, the sine look - up table, the digital to analog converter and the low band filter. it is of high frequency resolution, fast frequency switching speed, low phase noise, the ability to switch frequencies while maintaining constant phase, and the ability to producing arbitrary waveforms

    直接數字頻率合成器是一種全數字化的頻率合成器，由相位累加器、波形rom 、 d a轉換器和低通濾波器構成， dds技術具有頻率解析度高、頻率切換速度快、頻率切換時相位連續、輸出相位噪聲低和可以產生任意波形等優點。
  18. 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。
  19. 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 。
  20. High definition digital to analog converter and high performance analog integrated filter among a practical system of communication, during the research work, we gain a lot of new high performance circuits of digital to analog converter and analog integrated filters with enhancement of high characteristics and realization of new structure circuit, which have been successfully applied in communication integrated circuits, and receives better practical application effect

    本文緊跟國際學術研究熱點，結合一實際通信系統中包括有上述基本單元電路，將對數模轉換器、濾波器以及基準源電路的研究重點放在了其高性能指標的提高以及新結構電路的實現上，得到了一系列高性能特性的數模轉換器、濾波器和基準電壓源電路。
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