數字復用系列 的英文怎麼說

中文拼音 [shǔzìfùyòngxìliè]
數字復用系列 英文
digital multiplex hierarchy
  • 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 ...
  • 復 : Ⅰ形容詞1 （重復） repeated; double; duplicate 2 （繁復） complex; compound Ⅱ動詞1 （轉過去或轉過...
  • 用 : Ⅰ動詞1 （使用） use; employ; apply 2 （多用於否定: 需要） need 3 （敬辭: 吃; 喝） eat; drink Ⅱ名...
  • 系 : 系動詞（打結; 扣） tie; fasten; do up; button up
  • 列 : Ⅰ動1 （排列） arrange; form a line; line up 2 （安排到某類事物之中） list; enter in a list Ⅱ名詞1...
  • 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
  • 系列 : succession; series; bank; set; set family; train
  1. 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。
  2. Several materials with large coefficient of expansion were selected to make packaging components, and it was found that the packaging materials have good temperature sensitivity and compatibility with optical fibers. experimental accuracy and repetition of fbg temperature sensitivity and compensation were discussed. have selected several materials which has bigger coefficient of expansion to do packaging components, have made many temperature experiments, there have not flaws, such as aging, crackle, absciss layer, packaging materials have good temperature sensitivity and compatibility with optical fiber ; have designed the simple and practical packaging components, have performed a serials of experiments about accuracy and repetition of fbg wave - length, have obtained the first step conclusion ; have analyzed the result and made comparison between the result of different experiment, have summarized the best packaging effect and several rules to reduce mistskes

    本文所做的主要工作包括以下幾個內容：一、選取了常見的熱膨脹系數大的材料製作封裝元件，經過多次一80到80反復測試，封裝元件沒有出現老化開裂、封裝裂紋、空洞、離層等缺陷，封裝材料具有良好的溫敏穩定性及復用性，與光纖相容性較好；二、對光纖光柵進行簡單、實用的封裝處理，就封裝效果的優劣性、波長測量的準確度、重復性和封裝時產生的波長損失等方面進行了一系列的實驗，得出了初步的結論；三、對溫敏和溫度補償式封裝的實驗數據進行了詳細的分析和對比，從數字上對溫變過程中光纖光柵中心波長的改變及溫變曲線進行了定量的分析，在大量實驗數據分析結果的基礎上，總結出哪種材料封裝效果更好，以及如何有效的減小實驗誤差。
  3. Since the early 1990s, when the electronics industry came to the stage of digital technology, china has broken through in high - end series personal computers and servers, large - scale parallel computer systems, chinese electronic publishing systems, large - scale spc exchanges for central offices, mobile communications systems, sdh wdm fiber communications systems, thin route satellite communications systems, new generation digital video terminals, manufacturing technology for 0. 8 - 0. 35 m cmos integrated circuit chips, etc

    到90年代進入數字技術階段，高檔系列微機和服務器產品、大規模并行計算機系統、中文電子出版系統、大型局用數字程式控制交換機、移動通信系統、 sdh波分復用光纖通信系統、稀路由衛星通信系統、新一代數字視頻終端、 08 ? 035微米cmos集成電路晶元製造技術等，都有突破性進展。
  4. It consists of two parts : channel modulator ' s controlling system and the receiver ' s controlling system, including the interface designing of the demultiplexer, the controlling of the channel demultiplexer, if modulator, tuner, the setting and transmitting of the system parameters, and the real - time monitoring of the whole system, etc. based on the descriptions of the scheme of bdb - t and the principles of controlling circuits, this paper presents the hardware and software designing methods of the controlling circuits, and realizes a powerful, multifunctional and reliable controlling system which can automatically record the operational states of the system and communicate with other personal computers through a rs - 232 serial interface

    控制系統是實現整個傳輸系統的關鍵部分，它分為通道調制器控制系統和接收機控制系統兩大部分，其中包括了通道解復用器用戶介面設計、對通道解復用器的控制、系統傳輸參數的設置與傳送、中頻調制器的配置、數字調諧器的配置，以及對整個系統的實時監控。本文在闡述了bdb - t方案及其各部分電路的控制原理的基礎上，詳細描述了控制系統的硬體電路設計和軟體實現方法，實現了一套功能完善、性能穩定且具有自動記憶功能的控制系統，同時該系統通過rs - 232串列介面可以實現與計算機的串口通信。
  5. Text is a kind of very common resource in digital library, and lossless techniques play an important role in compressing text. starting from the shannon ' s entropy theory, we analyze the lossless compression algorithms, and implement arithmetic coding algorithm in c. in the experiments, we compare four different lossless compression algorithms by their performances such as compression rate, compression rate tendency with the length of data, stability, and complexity, using 35 groups data series with 4 different length

    本文從信息論中shannon熵定理出發，對無損壓縮技術進行系統地分析，用c語言實現了其中的算術編碼演算法，並用它對35組、四種不同長度數據序列進行了壓縮，給出了實驗結果，然後從壓縮比、壓縮比隨字元串長度的變換趨勢、演算法穩定性和演算法復雜性等四個方面對其與其它三種壓縮演算法lzw 、 lz77 、 rle進行了分析與比較。
  6. There are mainly four parts about control synchronization of hyperchaos and their application in this paper : optic systems is modulated with electronic parameters, the unit of function circuit is applied to construct circuit system, educed a equation of the nonlinear dynamics of complex map and designed a kind of digital circuit used to spread spectrum sequence and application experiment of secure communication system

    全文內容主要包括四個主要研究方面：電參數調制光學系統，形成超混沌控制和同步；單元功能電路法構造超混沌電路實現超混沌控制和同步；推導復合映射動力學方程產生擴頻序列構造數字化電路模塊；利用超混沌動力學系統展開保密通信實驗應用研究。
  7. Compact and modularly built with a footprint of just 0. 8m2, they are the world s first a0 machines that can be stacked or separated. the plotter adopts a universal design allowing easy accessibility for engineering and manufacturing cad printing, copying and scanning. with smooth precision, excellent resolution and remarkable performance, docuwide 6050 6030 optimize office efficiency and maximize bottom line, making them the natural choice for today s engineering input output environments

    該數碼多功能一體機docuwide 6050 6030系列具有每分鐘5張a0的速度600 1200dpi質量的輸出解析度自動背景抑制等功能，而且它採用了高性能的控制器，具備高的可靠性和穩定性，實現了快速的數據處理和高性能的圖紙列印輸出它不僅具備復印列印掃描功能，而且能夠實現圖紙及技術資料的電子化管理，充分滿足圖紙的使用部門或管理部門對圖紙和技術文件數字化網路化的需求，實現工程文件和技術文件的統一管理。
  8. This paper analyses and sums up the growing trends of the in - vehicle network so as well as the can - bus, smartly describes the mechanism of can protecol. the vechile elctronic techonology has developed into a phase of information and intelligence, for the competition of " infomatic design " has justly emerged. from the points of in vechile networks and can - bus ( controller area network ), this paper bring developed the viberation roller competing tester, and the vechile digital lcd dashboard. when developing the two electic devices, uses different serial communication buses, as can, i2c, spi, etc. these attemptes improve the complexity of whole control system, and enhance the performance of the instrumentes

    論文對國內外車輛網路和can介面技術的發展現狀和趨勢作了分析和綜合，簡明地介紹了can總線協議及工作機理。論文從車輛網路和can （ controllerareanetwork ）總線的角度出發，研製了振動壓路機壓實儀和車輛數字液晶組合儀表。在研製過程中，綜合應用了如can ， i ~ 2c ， spi等多種串列介面和新型電子器件，降低了車輛電子控制系統的復雜程度，提高了系統的性能。
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