analog-digital computer 中文意思是什麼
analog-digital computer
解釋
混合計算機-
This may prove to be a much easier and more economical computation, whether an analog or digital computer is used.
可以證明，不論採用模擬計算機或數字計算機，這都是一個更容易和更經濟的計算方法。 -
Digital - analog hybrid computer
數字模擬混合計算機 -
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。 -
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。 -
Plc - based two - level analog - digital computer control in dc sr system
模混合直流調速系統研究 -
Compared with analog systems, digital video systems of computer have many advantages in the quality of picture, structure and the period of new production
與模擬系統相比，計算機數字視頻系統在圖像質量、結構和新產品開發周期等方面有許多優勢。 -
The basic elements of a control system using a digital computer consist of the data - gathering devices which perform analog - to - digital conversion on data form the system which is to be controlled ; the digital computer itself, which performs calculations on the data supplied and makes the necessary decisions ; and the means of communication with, or control over, certain of the elements in the external environment
由在數據上執行模擬數字的轉化的設備形成將被控制的系統的集合數據使用一臺數字的計算機的一個控制系統的基本的元素組成;數字的計算機自己，在供應的數據上它執行計算並且做必需的決定;並且通訊的工具與，或控制上，肯定在外部的環境的元素的。 -
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。 -
For obtaining exact solution for the impulse response or step response, the preferred method is to solve the original differential equation on a digital or analog computer.
要獲得脈沖反應或階躍反應的精確解，最好的辦法是用數字或模擬計算機求解原始微分方程。 -
In this paper, a high integrated and intelligent digital dsp - spm system is developed based on the nspm6800 spm manufactured by the beijing zhongke mechanical & electrical equipment co. at present, the pc of spm system is burdened with not only sending and receiving data, but also disposing of image, which hinders the enhancement of speed of the system. in addition, as the function of spm is expanding, including tappingmode afm, efm, mfm, scm, etc, one hand, it amplifies the range of the application of spm, on the other hand it also means that the task of autocontrol and data transfer heavier. the advantages offered by the dsp compared to analog systems include considerable flexibility in the choice of the signal processing algorithm and greater ease in managing control parameters by the host computer, which are very important for the improvement of spm
本課題以北京市中科機電設備公司的nspm - 6800型掃描探針顯微鏡為基礎，重新設計了以dsp為控制核心的控制系統，主要解決原系統存在的以下問題： （ 1 ） pc機既要實時控制數據的採集與發送，又要進行圖像的后處理，整個系統的實時性難以達到要求； （ 2 ）隨著spm功能的擴展，一方面包括輕敲式原子力顯微鏡、電場力、磁場力、掃描容場顯微鏡等技術在內的spm技術擴展了儀器的測試范圍和功能，另一方面也意味著自動控制量的增加和數據處理量的增加； （ 3 ） 16位a d 、 d a都採用的是購買的板卡，也通過isa槽插在pc機內，成本高，不利於擴展； （ 4 ）另外，數字板通過isa槽插在pc機內，易受于擾，而且給安裝帶來不便。 -
With the computer controlling the output of the digital signals and the analog signals, controls and adjusts startup, stop, turn and rotational rapidity of the transducer - electromotor and the strength of brake actuator ; installs the torque sensor on dynamical axis, and installs the encoder on non - dynamical axis of the dimensional globoidal indexing cam mechanism ; utilizes the virtual instrument language labview development the test and control system, with the computer real - time monitoring, late displays and storages the data of the test, and processes the data and analyses it
利用計算機控制數字量輸出和模擬量輸出來達到控制和調節變頻電機啟停、轉向、轉速;控制制動器的啟停和加載力;在弧面分度凸輪的加載軸和空軸上安裝扭矩傳感器和編碼器;應用虛擬儀器語言labview開發試驗臺的測控軟體系統，用計算機進行實時監測與事後顯示與存儲，並進行信號處理與分析。 -
First an analog video signal is decoded by saa7 11 a to form a digital video signal complying with ccir6o1 which then is compressed by an special chip ibms42o, at last, the video es is packed with audio es to form ts by computer
具體來說，是把模擬視頻源解碼成符合ccir601規范要求的數字視頻源，經專用的mpeg2編碼晶元壓縮形成視頻es流送入計算機，與一路音頻es流打包復用后形成一路ts流。 -
Computer control is easy through the ieee - 488 interface, or via the second rs - 232 port. since all channels perform their own processing and the i o is handled by the main processor, the power analyzers offer unparalleled interface speed. twelve analog and 16 digital outputs can be set to track and alarm on specific parameter ranges
經由ieee - 488或rs - 232埠可提供簡易的電腦控制，由於所有通道均進行固有的處理及由主處理器管理i 0 ，功率分析儀遂能提供非平行式的介面速度， 12個模擬和16個數字輸出可被設作追蹤與警報特殊參數范圍 -
Proper analog / digital signal conversion is important if the computer system is to function accurately
正確的模擬/數字信號轉換對計算機是否準確工作很重要。 -
Data acquisition system converts analog signal to the digital one, which can be identified with the computer. conditional data acquisition system is designed based on isa bus
數據採集系統即是完成這樣的任務，將採集到的模擬信號轉換成計算機能識別的數字信號。 -
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。 -
The development of mscis mainly includes the following two parts : the cards and the software running on the communication computer. there are five types of cards, communication card, control card, analog output card, analog input card and digital input / output card
Mscis介面系統的研製工作主要包括兩大部分：系統硬體板卡（包括通信卡、控制卡、模擬量輸入卡、模擬量輸出卡和數字量輸入輸出卡）的研製和通信計算機軟體研製。 -
The program software and design hardware realize the control of the digital governor of n6136 turbocharged diesel and speed adjust system of sla - 02 gas turbine, they can control the rotating speed of the diesel and gas turbine in the forward experiment and can make the main engine changeover processes of the codog physical analog experiment rig possible to be controlled through computer, therefore to set up a solid foundation for the research of possible projects in the changeover processes
通過軟體編程和硬體設計實現了對n6135柴油機的電子調速器和s1a - 02甲燃機的調速系統進行控制，能夠在實驗前和實驗中實時的對柴油機和燃氣輪機的轉速變化進行設定和控制，使codog物理模擬實驗臺主機切換過程實現計算機控制，為實現多方案切換過程研究打下堅實的基礎。 -
By the way of numeriscal counting, fraunhofer diffraction are discussed, which can be aguide to computer analog of aptics experiment and digital image
摘要用數值計算方法，討論了夫瑯和費衍射特徵，對光學實驗的計算機模擬及數字成像有指導意義。 -
Then, by pass amplifier, filter and a / d transform, the analog signal is transform into digital signal. with the control of scn, the digital signal is send into computer
信號處理系統包括ccd光電轉換、差分放大、 a / d轉換等，並在單片機的控制下，將數字信號輸入到計算機中。
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