電碼單元 的英文怎麼說

中文拼音 [diànmǎdānyuán]
電碼單元 英文
code element
  • 電 : Ⅰ名詞1 （有電荷存在和電荷變化的現象） electricity 2 （電報） telegram; cable Ⅱ動詞1 （觸電） give...
  • 碼 : Ⅰ名詞（表示數目的符號或用具） a sign or object indicating number; code Ⅱ量詞1 （指一件事或一類的...
  1. This paper discusses the designing and making of the dynamic testing systems of engine electronic control system. base on the construction and operation principle of santana 2000gsi m3. 8. 2 engine electronic control systems, design and manufacture led circuit of dynamic testing and fault imitating electronic control unit. on the inspect board, design and equip with motronic 3. 8. 2 ecu i / o measuring joints, design and set up obd - ii diagnostic communication link, design and install fuel pressure inspecting meter. depend on the obd - ii diagnostic communication link and ecu i / o measuring joints, this dynamic testing system can inspect engine electronic fuel injection system, distributorless ignition system, idle speed control system and evaporative emission control system, and can inspect m3. 8. 2 sensors, ecu and actuators, and can interrogate fault memory and erase fault memory ; and can analyse data stream ; and can carry out fault imitating. besides, this paper analyses sensors and actuators typical fault w aves

    2電控單元電路連接器設計製成輸入輸出電子控制檢測端子，並在檢測面板上布置了obd -診斷插座和燃油壓力表。使該動態測試系統能實現對電噴發動機的燃油系統、直接點火系統、怠速控制系統和燃油蒸氣排放控制系統的動態檢測；並通過obd -診斷座、 ecu輸入輸出檢測端子和故障模擬處理單元實現對電噴發動機電控系統各傳感器、電控單元、執行器進行故障碼讀取與清除；動態數據讀取和波形測試和故障模擬等。此外，本論文還分析了傳感器和執行器典型故障波形。
  2. The control system included the following units : video decode unit, data format conversion unit, fpga controller, cache unit and d / a monitor. the above self - design control unit plus row and column power supply units make the whole fed driving system, thus drove the 25 inch sample and realized color video display. the 25 inch vga sample thus fabricated could display video images, and obtained its brightness 400cd / m2, contrast ratio 1000 : 1, 256 circuit gray scale

    本文介紹了fed驅動系統的工作原理，重點論述了基於fpga的vga級彩色fed新型驅動控制系統的研製，這種新型fed驅動控制系統主要包括視頻解碼電路、數據格式轉換電路、 fpga控制電路、數據緩存電路和d / a監控電路，配合后級列灰度調制單元和行掃描單元，組成完整的fed驅動系統，可以驅動25英寸vga級fed顯示屏，實現彩色視頻顯示，樣機亮度達400cd / m2 、對比度為1000 : 1 ，灰度等級為256級。
  3. At the aspect of hardware design, it adopts pulse distributor and the technology of single polar voltage drive to accomplish the function of controlling and driving stepmotor ; it adopts the technology of pulse width modulation and cmos h - bridge drive to accomplish the function of controlling and driving dc servomotor ; it adopts d / a convertor to accomplish the function of controlling ac transducer ; it adopts the technology of digital phase detection to accomplish the function of detecting the feedback position signal of induction phase shifter ; it adopts dsp ’ s capture cell to accomplish the function of detecting the feedback position signal of photoelectric coder

    硬體方面，採用脈沖分配器和單極性電壓驅動技術實現了步進電機的控制和驅動功能;採用脈寬調制技術和cmos互補h橋驅動技術實現了直流伺服電機的控制和驅動功能;採用d / a轉換器實現了交流變頻器的控制功能;採用數字化相位檢測技術實現了感應移相器位置反饋信號的檢測功能;採用dsp的捕獲單元實現了光電編碼器位置反饋信號的檢測功能。
  4. Then we introduce the character of the atmosphere channel, which we emphasized on the atmosphere scatter, absorption and scintillation ' s effect on the laser beam. in chapter, we explain why we used cassegrain telescope to collect the optical signal at first, then the lightsource, detector, front amplifier used in optical communication has been compared to that of fiber communication, the noise including shot noise, thermal noise and background light noise has been explained here for analysis the snr and ber in the next section

    在第三章介紹無線光接入系統的光收發單元，採用多孔徑卡塞格倫式的收發天線對消除減小大氣湍流影響有較大作用，針對大氣通道的特點無線光系統收發單元在光源、光探測器、前置放大電路上存在許多有別于光纖通信的技術，同時還闡述了光接收機包括背景噪聲的噪聲機制和接收靈敏度、誤碼率等指標，最後給出了一個整個傳送鏈路的功率預算。
  5. The storage unit is related to the code of the wireless set and its comfort degree

    而存儲單元和無線電收音機編碼以及舒適度-無線電收音機編碼均有著聯系！
  6. Based on the research and analysis of system structure of 10 - bit 100msps pipelined cmos adc, according to the system performance, the specifications of sub _ adc is obtained, while the sub _ adc including the preamplifier - latch comparator, the reference ladder resistance and the clock - control encode circuits are discussed in detail

    基於對10 - bit100mspspipelinedcmosadc系統結構的分析研究，結合系統性能確定了子adc的指標要求，詳細討論並設計了子adc單元模塊的設計，包括預放大鎖存比較器，參考電阻串和時鐘控制編碼電路。
  7. Hardware circuit includes the unit loop circuits such as main loop circuit, drive circuit, control circuit, protective circuit, the circuit of power source and displaying circuit etc. the function that the induction cooker can realizes are mainly as follows : heat function, warm function, time function, no pan detecting and alarm function, which includes overheat alarm, over voltage or under voltage alarm, fan failure alarm etc. the displaying interface has digital number display indicator and vacuum fluorescent display

    硬體電路主要包括主迴路、激勵電路、控制電路、保護電路、電源電路和顯示電路等單元迴路，主要實現的功能如下：加熱功能、定溫功能、定時功能、無鍋檢測功能、報警功能，具體包括過熱報警、過壓或者欠壓報警、風扇失效報警等。顯示界面有數碼管顯示和真空熒光屏顯示。
  8. Concretely, on the basis of describing the communication specification of arinc 429 with enhanced parallel port ( epp ), the standard and the module application of dsp and cpld, the thesis has proposed the design of the arinc 429 technology based on dsp system. at first, the function and the application of each module of the system and the operation principle of high - performance cmos bus interface circuit hs - 3282 chip which forms the main body of the data diversion of the interface module are introduced. secondly, the hardware structure of the interface module is described in detail, mainly including data latch and buffer circuit, choice circuit of transmission rate, etc. and then the design philosophy and flow charts of the software are fully discussed, such as the basic requirement of software, the design and realization of the function

    本文在簡單的論述了pc並口協議（ epp ）與dsp之間的通信方法、 cpld模塊邏輯控制應用和arinc429的通訊規范的基礎上，給出了基於dsp的arinc429通訊介面的設計方案:對通訊板中各模塊的功能和應用以及構成數據轉換主體的總線介面晶元hs - 3282的工作原理做了說明;介紹了本設計所用的dsp和cpld的功能概況;詳細敘述了通訊板介面模塊的硬體結構設計，其中，對數據緩沖電路、數據傳輸速率選擇電路、邏輯控制電路等各關鍵點做了重點介紹;具體闡述了軟體設計思想及流程圖，包括軟體的基本要求和功能的設計與實現;接著從埠譯碼單元、 i / o通道、電平轉換電路等方面進行了介面模塊的軟、硬體調試;最後，給出了測試結果，對研製工作做了總結，對本設計的優缺點各做了評述。
  9. This is the core of the issue. in this section we designed the cells of the dac, including the decoder circuit, bandgap reference voltage circuit, current source circuit and switched circuit etc. the fourth chapter the simulations of circuit and errors of the dac are discussedi, so the simulation waveforms are plotted on the paper and we must take the error corrections and minimize ways

    對于整個d a轉換器的具體結構和電路設計放在第三章，這也是本文的核心之處，對d a轉換器的整體電路及主要電路單元如：數字譯碼電路、帶隙參考電壓源電路、電流源產生電路、差分電流開關電路等進行詳細地分析和設計。
  10. Self check 3. ask the students to think of two classmates, one a boy and one a girl. have them write their classmates ' details in the charts

    可利用上一個活動中獲得的信息來寫作，電話號碼記準確與否不重要。通過本活動將學生的語言輸出落實到筆頭上，可以檢測學生對本單元知識的掌握程度。
  11. The controller adopts tms320f240 dsp as its main control unit, using code wheel for angle measurement, using synchronous serial communications interface for the duplexing data communication between the controller and the upper computer, using rs - 232 interface for the communication between the pitch axis controller and the azimuth axis controller, and then developed the interface circuit to the motor driver

    根據控制器研製要求，提出總體方案。控制器採用dsp作為主控單元，利用光電碼盤測角，利用同步串列通信介面與上位機進行雙向數據通信，利用rs - 232介面進行俯仰軸和方位軸控制器之間的通信，並研製了與電機驅動器的介面電路。
  12. There is two questions on transferring the video signals from the output of the hdtv decode to display on the screen, one is that we should convert the video data into many different video formats which is named as format conversion function

    經hdtv視頻解碼器解碼后的視頻信號在送去電視機顯示前需要解決兩個問題；一是對輸入的視頻格式可能做的視頻格式轉換（及yuv到rgb色度空間變換，稱為格式變換單元。
  13. Moreover, video control program to implement internal function of fpga is designed including video capture time sequence control, ping - pang frame buffer read and write time sequence control and lcd display time sequence control, and program ' s simulation and analysis is also provided. at last, this paper presents a portable iv ' s video processing system, and proposes three buffer strategy to control capture buffer. and a moving object detection algorithm of combing an adaptive background subtraction technique with a three - frame differencing is adopted

    設計了基於fpga系統結構的車載視頻顯示電路板；利用單片機io口模擬i2c時序，實現了視頻解碼晶元控制；利用fpga實現視頻控制，研究了採集通道時序控制、雙幀存ram讀寫時序控制及lcd顯示時序控制的方法，並進行了軟體模擬和分析；設計了車載視頻檢測系統方案，給出了管理採集緩沖區的三幀緩沖策略，採用綜合三幀差分和自適應背景相減的演算法實現運動檢測，連通體檢測去除虛目標，模擬實驗證明其有效性，同時分析了該演算法在dsp視頻檢測系統中的簡單實現方法。
  14. The down - up design includes the researches of decoder schematics, controller schematics, pipeline schematics, bus schematics, stack schematics and interrupt schematics. the thesis content and outcome of research are beneficial to the design of a cpu design project. at the same time, these contents are beneficial to the design of a microcontroller

    整個正向設計由於採用了簡化的措施，還存在一些不足，因此從逆向設計的角度，研究了pic微控制器晶元中處理器的電路實現結構，主要包括譯碼電路和控制器電路的實現結構，流水線電路的實現結構，處理器內總線的實現結構，以及堆棧和中斷電路這些與處理器電路有密切相關性的子電路單元。
  15. These sensors make up of a network for signal detection, muti - step transmission is used to transmit the signal, and self - examination is a useful function for each unit. 2

    三種傳感器在一定范圍內組成一個探測網路，網路中的各探測單元利用自行設計的多級傳輸的方法傳遞信息，解決了傳輸中的編碼及時序問題，設計了具體電路。
  16. On the basis of analyzing the old system and theory, the element circuits of wireless digital audio transceiver modules are designed in detail including the digital audio encoding and decoding circuits with the surrounding circuits, the fsk circuit based on pll frequency synthesizer, the power amplifier circuit, the frequency discrimination and agc circuit

    在分析原系統結構和理論的基礎上，完成了整個無線數字音頻傳輸模塊各單元電路的設計。主要包括有數字音頻編碼和解碼電路及外圍電路的設計、基於鎖相頻率合成器理論的fsk電路設計、功率放大器的設計、鑒頻與agc控制電路的設計。
  17. Civil air defense alarm system was a system to dispense antiaircraft alarm sig - nal, hand hostile air attack informational communication to urbanite at wartime. it is a particular informational communication system of the civil air defense depart - ment, and can not be taken place. at the development trend of digitaliza - tion, unitization, integration of civil air defense communication, the civil air defense alarm system is developing too, for adaptation to the require of both future war and peaceful dual, and enhancing civil air defense communication system ' s directing automation. in recent years, development of different kinds of communication technology infuses new clearly energy into communication, especially spread spectrum communication, because of its strongly interference - free feature, invisibility best, realizable code division multiple access and antimultipath wane and so on merit, gets extensive use at wireless region ; the corresponding spread spectrum chips emerge as the times and get boom, which provides advantag e to realization of the circuit of spread spectrum communication. at the same time, in company with the advance of electronics level, the single chip microcomputer has a great development, world renowned chip manufacturer pushout respective products one after another, the kinds of which are too many to statiste

    在人防通信的數字化、一體化、綜合化必然的發展趨勢下，人防警報系統也不斷發展，以適應未來戰爭和和平時期的雙重需要，提高人防通信系統指揮自動化。近年來，各種通信技術的發展給通信注入了活力，擴頻通信更因其抗干擾能力強、隱蔽性好、可實現碼分多址和抗多徑衰落等優點在無線領域得到了廣泛應用；其相應擴頻處理晶元應運而生並得到迅速發展，這為擴頻通信的電路實現提供便利。同時隨著微電子工藝水平的提高，單片微型計算機有了飛躍發展，世界上著名的集成電路晶元製造商紛紛推出各自的產品，單片機型號之多，已達到難以統計的地步。
  18. For the teaching the hardware pwm inverter is designed, including the choice of power module, filter tache, auxiliary power supply, brake unit and protection circuits. in addition data sampling system is contrived with encoder and current / voltage sensors. the control circuit with tms320f240 for the core is presented at last. the circuit includes memory extension, d / a converter digital i / o interface and the interface of the serial port. the way of space vector pwm realization is briefly introduced in this paper

    接著，設計了pwm電壓型逆變器，其中包括主迴路功率模塊與濾波環節、控制電源、制動單元及保護電路設計。另外還利用霍爾元件與編碼器設計出數據採集系統。最後，給出了基於tms320f240的最小系統，包括存儲器擴展、串口擴展、數字i o介面以及空間矢量pwm的實現。
  19. 1. automatic transmission system, srs system, electronic steering system, air - condition system, electric - magnetic control module, 4 - wheel drive system, electronic automobile motor system and the electronic automobile air - condition system : read dtc, clear dtc, action status indication, control unit identification

    1自動變速箱系統安全氣囊系統電子轉向系統空調系統電磁控制模組系統四輪驅動系統電動汽車馬達系統和電動汽車空調系統，功能均為讀故障碼清除故障碼動作狀況表示控制單元識別。
  20. In this paper, we briefly introduced the performance of wave coding and vocoder, emphasizedly studied the principle and performance of variable rate vocoder q4401, including the internal construction and pins, qcelp coder & vocoder, pcm interface, cpu interface initialization process, command format and so on. we also designed a application circuit, with the experiment validated its performance. in this design, the pcm interface chip is tp3057, it was used to finish a / d transform, the compress coding was finished by q4401, the initialization and control were accomplished by 8051 singlechip

    重點是研究變速率語音編解碼晶元q4401的工作原理及性能。其中包括q4401的內部結構及管腳、 qcelp編碼方式、 pcm介面、 cpu介面、初始化過程、命令格式等，並在此基礎上，設計一個實際的應用電路，通過實驗，驗證其性能。在設計中用pcm介面晶元tp3057來完成從模擬信號到數字信號的轉換，再由q4401進行壓縮編碼，對q4401的初始化及控制由8051單片機來完成。
分享友人
分享到 Line

分享到臉書