數據傳信率 的英文怎麼說

中文拼音 [shǔzhuànxìn]
數據傳信率 英文
data signalling rate
  • : 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)...
  • : 率名詞(比值) rate; ratio; proportion
  • 數據 : data; record; information
  1. Shortwave channel is time varying transmission channel. it has dispersion in frequency and time domains. this characteristics hinds the data transmi - ssion at high speed and the correction of received data. in this dissertation i have analyzed the statistic characteristic of shortwa - ve channel, established the model of shortwave channel and simulated the rayl eigh fading distribution. the technology of spreading spetrum has been proved that it has the capability for anti - multipath and discerning multipath

    在短波通中,由於通道的時間色散和頻色散,引起多徑展寬和多徑衰落,前者限制了輸速,後者造成短波中出現突發錯誤,為了解決多徑效應對短波通的影響,本文所做工作如下:首先詳細分析了短波通道的統計特性,建立其學模型;其次分析了擴頻通的特點,從理論上證明擴頻技術不僅具有抗多徑干擾能力,而且具有分離多徑的能力;介紹了統的rake分集合併技術的特點。
  2. In this thesis, for the merits of high frequency spectrum utility factor and high - speed data communication, the ofdm is introduced into the underwater acoustic communication. combined with fec to combat the frequency - selective fades and isi in the underwater acoustic channel, high speed data transmission is realized by employing ofdm technology

    本研究嘗試將ofdm技術引入水聲通領域,利用該技術頻譜利用高,多載波并行送的特點,結合通道編碼,以克服水聲通道多徑干擾引起的頻選擇性衰落和碼間干擾,獲得高速輸。
  3. A data acquisition system with the following features is realized : ? transmission rate up to 100kbyte / s over usb ; ? system ' s dynamic range as high as 120 db ; ? multi - kind of trigger mode control ; ? sampling rate as high as 100 ksps ; ? 12 - bit a / d conversion accuracy ; ? 32k bytes on - board data memory ; ? the system, which was made up of large - scale electronic chips, is small, light and portable, and suitable for field use

    本設計最終實現了一個瞬態採集系統,它具有以下特點: ?採用usb介面進行高速輸,輸速度達100kbyte / s ; ?採用浮點a / d轉換技術,動態范圍達120db ; ?多種采樣觸發控制方式; ?最高采樣100ksps ; ? 12位采樣精度: ? 32kb緩存; ?使用新型大規模電子器件,系統結構緊湊,重量輕,適合野外作業。
  4. This paper introduces the development process of wastewater disposal, it ' s auto control system, the level of nowadays and several new techniques of china and foreign countries. the immanent structure, control rules, main features and design methods of auto control systems in wastewater disposal process are studied in this paper. aiming at four typical parameters, such as temperature, dissolved oxygen, ph and the planes of water, the distributed control system is designed, composed by pc called epigyny computer and scm 8098 called hypogyny computer, and some sensors, shift deliver utensils and related meet orifices of parameters gathering and figures communication

    本文介紹了國內外污水處理及其自動控制系統的發展過程、當今水平和提高自動化程度的若干新技術;研究了污水處理自動控制系統的內在結構、控制規律、主要特點和設計方法;選取污水處理中的典型參溫度、溶解氧、 ph值和液位等為控制對象,設計了以個人計算機為上位機、以8098單片機為下位機,並輔之以感器、變送器及相關介面單元所構成的二級集散控制系統( dcs ) ;介紹了幾個主要程序模塊的設計思路、工作過程,這些程序模塊是:用高級語言visualbasic6 . 0開發的上位機人機交互界面程序、處理和圖表輸出程序,用執行效高的匯編語言開發的下位機採集與系統監控程序、上位機與下位機之間的程序,匯編語言與vb之間的轉接程序,等等。
  5. Information technology - coding of moving pictures and associated audio for digital storage media at up to about 1. 5mbit s - part 3 : audio

    息技術具有1 . 5mbit s字存儲媒體運動圖像及其伴音的編碼第3部分:音頻
  6. Information technology - coding of moving pictures and associated audio for digital storage media at up to about 1. 5mbit s - part 2 : video

    息技術具有1 . 5mbit s字存儲媒體運動圖像及其伴音的編碼第2部分:視頻
  7. Information technology - coding of moving pictures and associated audio for digital storage media at up to about 1. 5mbit s - part 1 : systems

    息技術具有1 . 5mbit s字存儲媒體運動圖像及其伴音的編碼第1部分:系統
  8. Using displacement - load sensor to collect displacement and load data and adopting micro - power wireless communication module to transmit the load and displacement data to main part of the oil - well monitor and control system by serial port to form the indicator diagrams. the key to give the oil well effective monitor and control is monitoring the data of the indicator diagrams

    通過固定在抽油桿上的位移-載荷感器實時採集油桿的位移和載荷,再採用微功無線通模塊通過串口將採集來的位移和載荷送至遠端的監控系統主機,用兩種形成示功圖曲線。
  9. The services of electric power communication network have already expanded from telephone scheduling and transmitting data in low speed to digital user ' s service with high speed and great capacity, such as computer internet, wide area network and video transmission, etc. its structure has already developed from simple star topology, which is used to serve schedular center, to today ' s multicenter network to assure that the network can serve the requirement of increasing transmission of electric power information

    電力通網的業務已從調度電話、低速遠動送擴展到高速、字化、大容量的用戶業務,例如計算機網際網路、廣域網、視頻送等。電力通網的結構也已從單一服務于調度中心的簡單星形方式發展到今天多中心的網狀網路,以保證能為日益增長的電力輸需求服務。
  10. Owing to the high density, mass capacity, and fast data transfer rate, the holographic data storage ( hds ) technology has become one of the potential new types of information storage technologies

    體全息存儲技術以其存儲密度高、存儲容量大,輸速高、搜索時間短等優勢成為一種頗具潛力新型息存儲技術。
  11. Information technology - coding of moving pictures and associated audio for digital storage media at up to about 1. 5 mbit s part 4 : compliance testing

    息技術具有1 . 5mbit s字存儲媒體運動圖象及其伴音的編碼第4部分:一致性測試
  12. A method of communication between two arbitrary units in a scatternet is presented in this paper , and then the performance of all kinds of packet in different channel are analyzed. at last, a set of bluetooth terminal is introduced. this works can provide theory basis and design reference for the application of bluetooth

    本文研究分析了一種藍牙鬆散網中任意兩個單元進行通的方法,研究了藍牙各種基帶包在不同誤碼通道中的輸性能,最後介紹了我們研製的一套藍牙輸終端,為藍牙技術的實際應用提供了理論依和設計參考。
  13. Data signalling rate

    數據傳信率
  14. The tramsission rate exceed to the range of isa bus, moreovcr the pci bus can be competent for the rate request. the card makes use of the total line in pcicontroller, the slice of fifo, fpga and super - speed a data correspondence chip, which can solve the transmission stream and total line in pci connecting problem. and realizes the mpeg - 2 deliver to flow with establish outside delivers

    此速超過了isa總線所能支持的送速,而pci總線能夠勝任這一要求,由此確定節目輸流發送卡採用pci總線。此卡利用pci總線控制器、 fifo晶元、 fpga晶元、高速串列發送晶元,解決輸流與pci總線之間的介面問題,實現了mpeg - 2輸流與外設的高速輸。
  15. This paper brings forward a dynamic group cache mechanism, which fully considers data access frequency, validity and consistency of data, and which reduces the network load and improve the response speed by reducing the distance of data transmission

    本文提出的組緩沖機制,充分考慮了訪問頻有效性和一致性,將部分緩沖在組內,減少了查詢時輸的距離,進而減少網路通開銷,提高查詢響應速度。
  16. Among current mobile communication systems, only the wlan supports the mobility and high speed so it must be an important part of the mobile communication system in the future

    在目前的幾種移動輸方式中,只有無線局域網同時具有高和可移動性,它必然會成為未來個人通網的重要組成部分。
  17. In recent years, wireless communication systems have made a great progress world - wide. the number of mobile subscribers has been increasing rapidly, at the same time, there is more and deeper demands of the mobile subscribers for more sorts of wireless services and higher quality services, thus the demand of the rate data is higher

    近年來,無限通技術在全球范圍內得到了迅速發展,移動通系統的用戶目極快地增長,同時用戶對無線服務的質量、業務等方面的要求也越來越高,因而對的要求也相應提高。
  18. 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,對緩沖電路、輸速選擇電路、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。
  19. Transmition velocity relys on the style of encode and modulation essentially during modern data transmition for the quality of using line bandwidth and the immunity of code ties on them tightly. but it is important that the velocity of data transmition reaches its limitation in fact for the interface of environment and cross - talk. so for the improvement of transmition velocity, we must analyze the characteristics of noise signal and the model of line deeply and then take some useful measures to better the immunity of modulation wave

    在現代通輸過程中,輸速本質上是由輸的編碼方式和調制方式決定的,因為編碼方式和調制方式直接決定了線路頻帶利用和碼元抗干擾能力的好壞,因而直接決定了輸速;但是在實際應用過程中,輸速是不可能達到理想狀況的,因為環境干擾、串音干擾等因素的存在使得線路的頻帶不可能被完全利用起來;因此,必須認真分析線路的噪聲號的特性以及噪聲線路的模型,以便在編碼方式和調制方式中針對性的做一些改進措施以改善調制波形的抗干擾能力,使得輸速能夠進一步提高。
  20. 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 ( )函實現創建、初始化服務元套接字,初始化服務元及服務元序列等。 bind ( )函為套接字綁定本地地址和埠號。 connect ( )和accept ( )函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輸速度;另一方面,採用虛電路方式,使得可直接根虛電路號查找相應的通進程,而且包的包頭中省去了源ip地址、埠號和目的ip地址、埠號,提高了輸速
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