數字元產生器 的英文怎麼說

中文拼音 [shǔzìyuánchǎnshēngqì]
數字元產生器 英文
digit-symbol generator
  • 數 : 數副詞（屢次） frequently; repeatedly
  • 字 : Ⅰ名詞1 （文字） character; word 2 （字音） pronunciation 3 （字體） form of a written or printed ...
  • 產 : Ⅰ動詞1 （人或動物的幼體從母體中分離出來） give birth to; be delivered of; breed 2 （創造財富; 生...
  • 生 : Ⅰ動詞1 （生育; 生殖） give birth to; bear 2 （出生） be born 3 （生長） grow 4 （生存; 活） live;...
  • 器 : 名詞1. （器具） implement; utensil; ware 2. （器官） organ 3. （度量; 才能） capacity; talent 4. （姓氏） a surname
  • 數字 : 1. （表示數目的文字; 表示數目的符號） figure; digit; numeral; character; numeric character 2. （數量） quantity; amount
  1. 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。
  2. With the developing of vlsi in recent years, high function dsp has been produced ( such as tms320 series dsp produced by ti ) and their cost is dropping. thus, this established the foundation for making complex speech coder practical and producible. the paper researched and discussed the fix - point real implementation of g. 728 by dsp tms320c5402 chip

    但是，近幾年來，隨著大規模集成電路（ vlsi ）的發展，已生產出高性能數字信號處理晶元（例如ti的tms320系列dsp晶元） ，而且其成本在不斷降低，這就為復雜的語音編碼器的實用化和產品化奠定了基礎。
  3. These results prove that the charging action of the power supply is right. the simulation method is applied with other power supply system. at the same time, the hardware system of 2qkv - 60kw high - voltage capacitor direct current charging power supply is described in this paper, and discuss why designed a full digital phase - shifting pulse circuit

    同時，本文敘述了20kv ? 60kw高壓電容直流充電電源的硬體電路的設計，其中討論了為什麼不採用已有的uc3875 、 uc3879等晶元來產生zvspwmdc dc變換器的移相脈沖，設計了全數字式移相脈沖產生電路。
  4. Aim at the dtc ' s blemish mentioned above and the direction of dtc technique development, the dissertation put great emphasis on the work as follows, with an eye to exalt dtc system function : ( 1 ) a new speed - flux observer of an induction motor is proposed to enhance the accuracy of flux observing, which is an adaptive closed - loop flux observer and different from the traditions. a new adaptive speed - observation - way is deduced out according to the popov ' s stability theories ; ( 2 ) to improve the performance of dtc at low speed operation, we have to exalt the accuracy of the stator flux estimation and a new way of bp neural network based on extended pidbp algorithm is given to estimate and tune the stator resistance of an induction motor to increase the accuracy of the stator flux estimation ; ( 3 ) digital signal processor is adopted to realize digital control. an device of direct torque control system is designed for experiment using tms320lf2407 chip produced by ti company ; ( 4 ) bring up a distributed direct torque control system based on sercos bus, sercos stand for serial real time communication system agreement which is most in keeping with synchronous with moderate motor control ; ( 5 ) the basic design frame of the hardware and software of the whole control system is given here and some concrete problem in the experiments is described here in detail

    針對上面提到的直接轉矩控制的缺陷和未來直接轉矩控制技術發展方向，本論文重點做了以下幾個方面的工作，目的在於提高dtc系統的綜合性能： （ 1 ）提出一種新型的速度磁鏈觀測器，新型的速度磁鏈觀測器採用自適應閉環磁鏈觀測器代替傳統的積分器從而提高磁鏈觀測的精度，並且根據popov超穩定性理論推導出轉速的新型自適應收斂律； （ 2 ）改善系統的低速運行性能，主要從提高低速時對定子磁鏈的估計精度入手，提出了一種提高定子磁鏈觀測精度的新思路? ?利用基於bp網路增廣pidbp學習演算法來實時在線地修正定子電阻參數； （ 3 ）採用數字信號處理器dsp實現系統全數字化硬體控制，結合ti公司生產的tms320lf2407晶元，設計了直接轉矩控制系統的實驗裝置； （ 4 ）提出了基於sercos總線網路化分散式的直接轉矩控制系統， sercos （ serialrealtimecommunicationsystem ）是目前最適合同步和協調控制的串列實時通信協議； （ 5 ）基本勾勒出整個控制系統的硬體和軟體設計基本框架，詳細描述一些實驗中的具體的細節問題。
  5. Due to the sole - designed of the low voltage startup and power testing, for combined with the other four modules, we built the hardware and software flats, it was also convenient for continued extension. but, if there was different system wanted to combined in this system, we must redesigned all the hardware and software, it was a very hard work and could bring incompatibility. for this instance, the text designed a suit of number discriminating embedding system

    但是如果有不同類型的系統也要增加到本系統中的話，就需要重新設計軟硬體，工作量很大，還容易產生不兼容等問題，針對這種情況，本文設計了一套數字識別的電器安全測試嵌入式系統，可以面向多臺儀器裝置，不採用電氣的連接，即是不改變原來的儀器裝置，通過電壓耦合元件攝像頭和視頻捕獲卡從測量儀器的顯示屏幕獲取測試信息，再把信息傳送到原來系統，從而組成了一個新的系統。
  6. 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。
  7. Battery is the only power source for portable equipment. in order to prolong the service time of these battery - operated equipments, ultra - low - power consumption is demanded. the main method that decreases the power losses is to higher the conversion efficiency and to lower the operating voltage

    開關變換器內包含了帶隙參考電壓源、誤差放大器、頻率補償電路、三角波產生電路、 pwm比較器以及數字邏輯控制電路，此晶元採用聯華電子公司0 . 6微米cmos工藝。
  8. The conclusion about researching of the paper is that intensive strategies is the basic develop - strategy for qingjia company. in order to enlarge core competition strength and realize rapidly development ， the important stages as fellows must be adopted : to intensify product development ， especially digital tuner product ， to keep and improve product strength ; to enlarge market development and expand international market ; to stabilize and develop the present market ， to implement market penetration ; to develop smt planting business by making concentric diversification and using instrument and produce technique strength

    本文研究的結果是慶佳公司應以加強型戰略作為基礎發展戰略，加強調諧器新產品特別是數字產品開發，保持和提高產品的優勢；繼續加大市場開發力度，拓展國內國際市場；鞏固和發展現有市場，實施市場滲透；採取集中多元化，利用設備及生產技術優勢，發展表面貼裝技術（ smt ）加工業務等發展戰略。
  9. The main chip of the usb interface circuit is a cypress semiconductor ' s product, cy7c64613, which has intergrated usb sie ( serial interface engine ) and enhanced 8051. the oscilloscope module is realized according to the real time sampling principle. it has two signal chunnels and a dual 8 - bit dual a / d converter whose most sampling rate is 40msps, so two signal acquisition can occurs in the same time

    隨后介紹虛擬儀器測試平臺中各硬體模塊設計實現： usb介面的主晶元是cypress公司的cy7c64613 ，此晶元集成了usbsie和8051核；示波器模塊根據實時取樣原理實現，採用雙8位a / d轉換器，提供兩條信號通道，可以同時採集雙路信號，最高的采樣率為40mhz ；信號源模塊採用直接數字合成（ dds ）原理實現，它所能產生的信號頻率為10hz 5mhz ，最小頻率解析度為9 . 537hz 。
  10. Based on above - mentioned schemes, the power detection system based on tms320vc5410 is designed, which realizes collection, a / d, digital signal processing. keyboard. display and uart ? the ad73360 gather chip commonly used in power system is used in front of the power detection system, and the circuit of frequency multiplication phase - locked is consisted of phase - locked loop device ? d4046 and frequency division device cd4060 to produce the gather signal of ad73360 frequently, the gather wave and re sult can be displayed on lcd

    基於上述方案，本人設計開發了基於tms320vc5410的電力採集檢測系統。基本實現了採集、 a d轉換、數字信號處理、鍵盤顯示、異步通信等系統軟硬體設計。該系統前端採用電力系統常用的ad73360採集晶元，鎖相倍頻電路由鎖相環cd4046與分頻器cd4060一起構成，產生ad73360採集觸發信號。
  11. In the hardware of system, it introduces the detailed hardware of dsp excitation regulator, including the design of dsp peripheral circuit, digital circuit and impulse unit circuit

    在硬體組成中，詳細地介紹了dsp勵磁調節器的硬體組成部分，其中有dsp外圍電路的設計，數字電路和脈沖產生單元的設計。
  12. In order to get the real - time motor controller with wide speed scope, high precision and large ability, this paper has used the special digital signal processor ( dsp ) made in texas instrument for motor control to design and finish the speed adjustable motor controller, analyzed the control methods and discussed the application in the fields of position testing, drive and power inverter circuit, completed related hardware testing and tested its functions

    為了獲得調速范圍寬、精度要求高、功能強大的實時電機控制器，本論文選用了德儀公司生產的電機專用數字信號處理dsp晶元，完成了調速電機控制器的設計與製造。並在此基礎上分析了控制策略以及在位置檢測、驅動、主功率電路應用等方面展開了討論。完成了相關的硬體調試並在實際中加以檢驗。
  13. This microcomputer protector for the motor uses the dsp56f807 which is the series of the motorola ’ s dsp56800 as its kernel processor. the chipset not only has single chip ’ s great steering capability but also has digital signal processor ’ s arithmetic capability. it also has reasonable price and high performance

    本微機保護裝置採用了motorola公司生產的dsp56800系列中的dsp56f807作為核心處理器，該晶元集合了單片機和數字信號處理器的優點，既具有強大的運算能力，又具有強大的控制能力，性能較強，價格也比較適當。
  14. The clock and data pulsation signals from upper sensor heads can be received using pin diode, then, amplified and inverted in logical control unit for the purpose of cpu operation. hereinafter, the digital signal will be delivered into the central processing unit ( cpu ) for related calculation, and meanwhile transmitted to a d / a converter for signal recovery after filter and phase - shift circuit

    通過採用pin管接收從傳感頭傳遞下來的時鐘脈沖和數據脈沖信號，並將它們放大整形傳送到邏輯控制單元，產生邏輯控制信號，再將數字信號傳送給d / a轉換器，設計了濾波器和移相器電路，還原出了原始的被采樣信號。
  15. Hardware interface and theory of digital controller and velocity output are emphasized in hardware design section ; pwm wave producing module closely related chip structure is emphasized in software design section

    硬體設計部分重點介紹了數字控制器和速度輸出環節的硬體介面和工作原理；軟體設計部分重點介紹了與晶元硬體結構緊密聯系的pwm波形產生程序模塊。
  16. The mixed control chip sg3525a combined with hardware pi controller generates the high - frequency pwm pulse for the first inverter. the digital control block tms320lf2407a mainly provides current preset for constant - current source through the outer filter, pwm pulse for the second inverter and drive signal for the high - frequency pulse power supply

    其中變極性電源的一次逆變pwm信號由pwm發生晶元sg3525a ，配以外部硬體電路pi調節器產生;一次逆變閉環控制迴路的電流給定（配以外部濾波） 、二次逆變pwm驅動以及高頻脈沖電源的控制則由tms320lf2407a數字控制器實現。
  17. Wp - le series intelligent electric power instrument is a kind of new electric power display control instrument developed and produced by wideplus company. it has adopted advanced micro - processor as its core component, it has many characteristics such as precise measurement, visual and clear display, perfect performance, good stability, strong anti - interference capability, high universality and reliability, superior performance and favorable price etc, can replace the point type instrument or normal digital display instrument including the digit display instrument constituted by electronic discrete components and universal integrated circuit

    Wp le系列智能電力儀表是上潤公司開發生產的一類新型電力顯示控制儀表，採用了先進的微處理器作為核心部件，具有測量精確，顯示直觀清晰，功能完善，穩定性好，抗干擾性能強，通用性和可靠性高，性能價格比優等特點，可替代指針式儀表或常規數字顯示儀表包括由電子分立元件和通用集成電路構成的數顯儀表。
  18. Tms320c5501 is one of c5000 series high - performance dsp chip, which is produced by texas instrument

    Tms320c5501dsp晶元是美國德州儀器公司（ ti ）生產的高性能的數字信號處理晶元。
  19. By using single - chip microcomputer c8051f060 and dds ad9852, the instrument is easy to measure the transport characteristic of the high frequency tuner. by using c8051f060 to control dds chip ad9852, a signal with high resolution, high transferring speed and pure spectrum is obtained. the output frequency range is up to 1000mhz. the system can give the frequency characteristic drawing of the high frequency tuner by connecting pc with usb

    採用cygnal公司的專利cip51微處理器內核的c8051f060單片機作為控制器，使用鎖相環+直接數字合成+下變頻的方法構成掃頻信號源，用直接數字頻率合成（ dds ）晶元ad9852實現掃頻信號的控制，產生測量用的掃頻信號的范圍為1 ~ 1000mhz 。
  20. The design of the low level hardware such as the intelligent sensor node, the output control unit and the communication protocol converter unit will be given. the monitor system is developed from the national common configuration software - kingview 6. 0. by using this monitor system we can accomplish the communication between the host computer and the field intelligent units and the communication network between two water works

    給出底層硬體（智能傳感器節點、輸出控制單元和通信協議轉換單元）的功能實現並在國產通用組態軟體?組態王6 . 0的基礎上開發監控系統，實現上位機與現場智能單元的數據交換以及廠際聯網通信，滿足了工業生產過程智能化、數字化、網路化的發展需求。
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