數據傳輸函數 的英文怎麼說

中文拼音 [shǔzhuànshūhánshǔ]
數據傳輸函數 英文
dtf data transmission function
  • : 數副詞(屢次) frequently; repeatedly
  • : 據Ⅰ動詞1 (占據) occupy; seize 2 (憑借; 依靠) rely on; depend on Ⅱ介詞(按照; 依據) according...
  • : 傳名詞1 (解釋經文的著作) commentaries on classics 2 (傳記) biography 3 (敘述歷史故事的作品)...
  • : Ⅰ動詞1 (運輸; 運送) transport; convey 2 [書面語] (捐獻) contribute money; donate 3 (失敗) l...
  • : 名詞1. [書面語] (匣; 封套) case; envelope 2. (信件) letter 3. (姓氏) a surname
  • 數據 : data; record; information
  • 函數 : [數學] function函數計算機 function computer; 函數計算器 function calculator; 函數運算 functional operation
  1. In all kinds of complicated network, oriented linking and unlinking, communication frequency resource is strained, and bandwith to transmitting audio frequency signal is too restricted, complicated and fluky, while audio frequency data exponential have been increased in the last several years. under the circumstances, based on the research of predecessor, this paper studies wavelet analysis ' s maths gist and practices significance on signal process, and puts forward a optimized wavelet package condensation arithmetic to process audio frequency data, which gives attention to coding efficiency, multirate and compression delay. simulation experiment on the arithmetic has been done by matlab

    針對無連接和面向連接的各種復雜網路環境下,通信頻帶資源緊張,音頻帶寬有限且復雜多變,而各種音頻又日益增多的局面,本文研究小波分析在信號處理方面的學依和在壓縮方面的實際意義,在前人不斷工作的基礎上,提出了一種優化小波包變換編碼方案用於音頻的壓縮演算法,兼考慮了編碼效率、多碼率和壓縮時延多個方面,並在matlab環境下做了模擬實驗,對各種音頻信號及多種小波做了模擬結果比較,實驗結果證明該演算法可以在一定計算復雜度下可以很好地改進壓縮效果,達到多碼率下實現實時編解碼的過程,在高速dsp晶元等硬體設備支持下,可以有效應用於實際復雜多變信源編碼。
  2. Following notebook computer being used broadly in field detectiong, peripheral which have usb interface are prepotent more and more. the ultrasonc flaw detector we ' re designing will be connect with notebook computer in field detection, so we elect usb interface to accomplish transmission between detector and pc. the article not only introduces basic knowledge about usb briefly and gives detailed develop process of usb peripheral and flow diagrams of usb controller, but also operating against our device ' s functions, gives develop process of device driver and important api function being used. in addition, an exclusive interface being used to control and display is designed

    我們所設計的探傷儀外置盒在現場作業時是與筆記本電腦相連接的,因此選用usb介面來實現在探傷儀外置盒與pc機間的。這里簡單的介紹了有關usb介面的基礎知識,給出了探傷儀usb介面的詳細開發過程及usb控制器的程序流程圖,並且針對于本儀器要實現的功能,給出了pc機端的設備驅動程序開發過程及關鍵的api調用程序。此外這里還設計了一個專用的控制及顯示界面。
  3. Second, this paper analyzes the relation of reactive support service with voltage, power limit curve, transaction amounts. according to the power limit curve, this paper analyzes the source of the reactive cost to get an interzone cost function. using marginal cost theory, it concludes that the reactive spot price is the derivative of the cost function in generator buses

    另外,本文還從發電機角度上分析了無功服務與電壓、功率限制曲線、發電機向負荷電能大小的關系;根功率限制曲線對發電機無功成本的來源進行詳盡剖析,從理論上確定一個分區間的成本;並依短期邊際成本理論可推出,計算發電機節點的電價可採用無功成本的偏導的方法。
  4. Implements the callback function for data transfers

    實現用於的回調
  5. The data transmission rate is effectively increased by using data packet as i / o read and write system call functions " parameter

    本文通過將包作為i o讀寫系統調用的參有效地提高了率。
  6. We propose in this paper an evaluation method for the transient performance of das, through the period signal, by utilizing the much smaller difference than sampling period between the multi - periods of signal and the multi - sampling periods, getting shorter equivalent sampling period ( i. e. higher equivalent sampling rate ), which is derived from input signal period and sampling period, and then, the problem that how to get the transient performance of das has been solved. the transfer function of das is then evaluated and identified, and practical test results are also presented

    本文介紹一種方法,通過對其加載特定的周期性入信號,使用采樣周期的整倍和信號周期整倍間的微小偏差,獲得比實際采樣周期小得多的等效采樣周期,從而解決了採集系統瞬態響應特性的獲取問題;並進而獲得了採集系統的辨識和評價結果,實現了採集系統瞬態特性的總體評價。
  7. Previous hrtf measurement were lack of near field data

    以往在實際測量頭相關時,缺乏近場
  8. Before the connectting between moden and other equipments, it works at the cammand mode, the cammand that is send to moden is used to set or manipulate the mode, after the connectting between moden and other equipments, it works at connectting mode, at that time, the cammand send from the computer is send to another computer which will pass the moden and telephone line. the moden control cammand is called " at " cammand, all the control manipulation is realized by sending the ascii character to moden, after the moden received the " at " cammand, it firstly judges the cammand, secondly, it analyses and executes the cammand, finnally, it executes a response by sending back a ascii character, during the deseign of below - computer, we introduce in detail the deseign of system hardware and system software, below - computer system hardware and system software, below - computer is made up of microchip collecting and controlling system, which finish the strobe and water level data collection, display and disposal, deal with the communication with the above - computer, the microchip is the centre of data dealing with, the peripheral equipments are made up of data collecttion module, control cammand input module, display module, execute output module, and long - distance communication module

    在moden控制軟體的設計中,詳細敘述了moden正常工作時的幾個重要:初始化、撥號處理、應答處理、掛機處理,設計並調試了四個的通信程序,機工作時存在兩種模式,命令模式與連線模式,命令模式是針對功能設置的模式,連線模式是的模式。當機未與其他設備連接時,其處于命令模式,這時候下達給機的指令是作為機本身設置或操作用的;當機已經與其他設備連接時,其處于連線模式,所有在此時由計算機送至機的信息都將經由電話線送到另一部計算機上。專門使用於控制機的指令集被稱為「 at指令集」 ,對moden的所有操作(如撥號、應答、掛機等)都可以通過給moden發送ascii字元串來實現, moden在收到at命令后,先對命令進行判斷,接著分析和執行命令緩沖區中的命令,最後以自身的ascii字元對命令作出響應。
  9. The dissertation refers to comparatively full literatures in the field of vsc, and the development history and characteristics of vsc are summarized, and the elementary concepts, elementary definitions, elementary properties, elementary principles and design methods are particularly introduced, and the causes of the chattering phenomenon are systematically analysed, and the study status of the chattering phenomenon and the main methods to eliminate the chattering are elaborated. for the deficiencies of traditionary methods, three improved methods are developed, which are improved exponent reaching law solution, variable boundary layer solution and the solution by adding an auxiliary continuous control term. for uncertain linear systems, an adaptive fuzzy integral variable structure control stategy ( afivsc ) is put forward to eliminate the chattering around the sliding plane, which introduces fuzzy logic to soften the non - linear discontinuous sig nal in the control variable and utilizes adaptive theory to adjust output membership function according to how much the uncertainty of the system is

    比較全面地查閱了關于變結構控制理論的文獻,總結了滑模變結構控制的發展歷史和特點,詳細介紹了變結構控制的基本概念、基本定義、基本性質、基本原理以及設計方法;系統分析了變結構控制系統抖振產生的機理,並闡述了國內外目前對抖振問題的研究現狀以及消除抖振的主要方法;針對統抑制和消除抖振方法的不足,改進了統方法,得到了三種新的消除抖振的方法? ?即改進的指趨近律法、可變邊界層法和附加連續項法;針對不確定性線性系統,在變結構控制策略中引入模糊邏輯和自適應理論來消除滑動平面上的抖振,提出了一種自適應模糊積分變結構控制方案( afivsc ) ,利用模糊邏輯來柔化控制量中非線性不連續部分,採用自適應理論,根系統不確定性大小在線調整模糊出量的隸屬,另外,鑒于模糊控制本質上是有靜差的,所以本文選擇了帶積分項的切換,由於積分項的存在使系統較正為無靜差系統。
  10. ( 1 ) for wireless physical layers, the efficiency function is defined to quantify the upper layer throughput per unit of wireless resources while maintaining a certain maximum remnant bit error rate subjected to a certain snr

    ( 1 )針對無線物理層,引入效率來表徵在一定殘余誤碼率ber要求和一定通道信噪比snr情況下,上層應用正確量和下層無線資源的關系。
  11. The engine controller is in fact a multi - dimensional, complicated non - linear mapping device of the inputs and outputs. therefore with the ability of mapping non - linear and complex functions, the multi - layer forward neural network can be used to establish these relationships based on the experimental data

    發動機控制器實際上就是一個多維的、復雜的感器入與控制量出的非線性映射裝置,因此,可以利用多層前向網路所具有的映射復雜非線性的性能,在大量的基礎上建立起該映射關系。
  12. This article takes hanging off and wide fluctuation of transmition velocity of adsl as example, then analysis centers on the discerte multiple tone and the principle of channel load assignation. from analysis above article points out the root of adsl being sensible of noise signal. at last, reserches effects that window function and barrier effect on frequency and adopts fft to work out the noise power of adsl

    本文以電信現在推出的adsl中鏈路經常掉線和速率經常大范圍波動為例,重點分析了adsl所使用的dmt調制方式和注水演算法分配通道載荷方式原理,由此指出adsl對噪聲信號敏感的根源,在得到問題的根源之後,分析了窗和柵欄效應對頻譜的影響,採用fft方法計算adsl線路的噪聲功率譜,為adsl線路測試提供了可靠的理論依
  13. 5. the design of dynamic link library. the system ' s dynamic link library encapsulates a series of function including database ' s call, clusters construction, thrice catalogue constructions tree, building the html code of the tree, etc. 6

    系統的底層支撐動態鏈接庫封裝了實現庫訪問、類結構、三叉目錄結構樹、樹結構html編碼、樹的遍歷、子結點搜索、素材文件的流式等功能的一系列
  14. Frequency sweep flight technique is used to collect the flight data of a model helicopter near its hover and low speed working condition, window frequency spectrum is combined to obtain the frequency response of both lateral and longitudinal channels, then weighted fitting method is utilized to obtain the transfer functions of the two channel

    摘要利用掃頻試飛技術獲取了某無人直升機在懸停工作點附近的舵機入和直升機動態,利用組合窗頻譜分析的方法獲取了直升機橫滾通道與俯仰通道動態的頻率響應特性,利用加權擬合的方法獲取了各自的
  15. Socket function mainly realizes setting up and initializing service unit socket, initializing service unit and service unit serial and so on. bind funcion primarily binds local address and port for the socket. listen function is to evaluate the max length of server ’ s listening queue. connect function and accept function set aside rate ahead, infrom user ’ s request of establishing virtual circuit to suna, cooperate with suna to establish the connection between client and server, return the result. we make use of three handshake with data protocol and virtual circuit mode, in this way, when we translate data, we can look up communication course according to virtual circuit number, at the same time, there aren ’ t source ip address and port, end ip address and port in the head of data package, the speed of translating data advances in a certain extent. send function and recv function is to send data collaborating with suna, and copy data from the receiving queue of socket to user ’ s buffer. close function cooperate

    Socket ( )實現創建、初始化服務元套接字,初始化服務元及服務元序列等。 bind ( )為套接字綁定本地地址和埠號。 connect ( )和accept ( )主要是根用戶要求預留帶寬,將用戶的建立虛電路請求轉達給服務元網路體系,協作服務元網路體系採用捎帶的三次握手協議建立虛電路,並告訴用戶處理結果,一方面,捎帶的三次握手協議在一定程度上可提高速度;另一方面,採用虛電路方式,使得通信可直接根虛電路號查找相應的通信進程,而且包的包頭中省去了源ip地址、埠號和目的ip地址、埠號,提高了速率。
  16. First introduces hardware platform of mine monitoring system that adopt embedded pcm - 3350 to be as main controller, big - capability memorizer cf card as memories, 10. 4 inch lcd liquid crystal screen as display, pcm - 3612 as communication extend cell ; rs232 and keyboard as i / o interface to realize data dispose, storage and transport function, and so on. then introduces some basic concept and core character about embedded operating system windows ce. at the same time, the paper has a detailed introduction about platform - configured tool platform builder of mbedded operating system windows ce and a detailed narration abut the whole process of configuring the embedded operating system base on yanhua pcm - 3350, then the paper depletes the characteristic function and system framework of embedded configuration software mcgs generally and introduces the design process about configuration software of mine monitoring - control system ; at last, the paper introduces main function of rk512 communication protocol that can ensure reliable communication with controller plc of bottom machine

    首先介紹了硬體平臺的搭建:採用嵌入式pcm - 3350作為主控制器;大容量的存儲器cf卡作為存儲設備;採用10 . 4寸lcd液晶屏作為顯示設備; pcm - 3612作為通信擴展單元;用rs232和鍵盤作為i o介面來實現的處理、存儲和等功能;然後又介紹了嵌入式操作系統windowsce的一些基本概念、核心特性,同時對嵌入式操作系統windowsce的平臺定製工具platformbuilder做了一些介紹並詳細敘述了使用platformbuilder定製基於研華pcm - 3350的windowsce操作系統的過程;接著概括敘述了可運行在windowsce上的嵌入版組態軟體mcgs的特點、功能、體系結構並詳細介紹了礦山檢測系統的組態軟體設計過程;最後介紹了能夠與下位控制器plc可靠通訊的rk512通訊協議的主要
  17. We implement the traffic generator by these studies. the thesis focuses on how to generate abundance flow, how to send flow fastly, how to measure network, how to synchronize flow sender and flow receiver. we use some solution to resolve the problems, including that using linear congruential and modifying select - giveup algorithm to generate random number, implement class that has good application interface to user, making random number as packet ’ s inter - departure - time and packet size, which can provide flow base on special distribution, designing and implementing a method to active measure by our traffic generator, designing a accurately time counter and precision delay function, synchronizing flow sender and receiver by tgm message

    通過對現有技術的研究和改進,我們形成的解決方案如下:通過利用改進的線性同余演算法,以及對舍選法進行研究和改進,實現了一個具有良好應用介面的隨機變量生成器,利用其產生的隨機作為發包的間隔或包的尺寸,以產生服從特定模式的流;利用包設計並實現了網路的主動測量,為網路測量和流的發送設計了高精度的計時器,精確延時;利用自定義的tgm報文協調發送端和接收端的操作。
  18. Lqg / ltr at the plant output proceeds in two steps : 1 ) design a kalman filter with desirable performance specifications ; 2 ) design a sequence of lq - regulators to make the singular values curve of the open - loop transfer function gk approximate the curve of tfl

    對象出端的設計步驟主要分為兩步: 1 )根期望的性能指標設計一個卡爾曼濾波器,即得到目標反饋迴路; 2 )設計lo調節器使得系統開環gk的奇異值曲線無限逼近1 )中找到的目標反饋迴路的奇異值曲線。
  19. The second is blind equalization algorithm based on bili near recurrent neural network. this algorithm adopt the bilinear recurrent neural network and design a new transmission function and cost function. through computer simulation, all proposed algorithm have better convergence performance

    第二類是基於反饋神經網路( rnn )的盲均衡演算法,此類演算法使用了一種新型的雙線性反饋神經網路( blrnn ) ,並將這種網路結構擴展到了復域內,然後依盲均衡的特點為網路設計了和代價
  20. Because the difference of real - valued and complex - valued system, the different neuromime is adopt in different system. in addition, this paper design two kinds of transmission function to different input signal. the new algorithm make up the flaw such as small application domain and difficult chose of parameter

    文中針對實和復系統的差異提出了兩種不同的網路神經元結構,並且根信號的差異設計了兩種,彌補了原來演算法應用范圍小、參不易選取的缺陷。
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