隔行傳輸 的英文怎麼說
中文拼音 [géhángzhuànshū]
隔行傳輸
英文
interline transfer-
Employing the interlaced scanning, current tv system can compress the frequency band of tv signal effectively and facilitate transmission. but this method reduces the scanning lines of pictures and the frequency of the field. it leads the pictures displayed on tv to have such disadvantages as large area flicker, edge flicker, interlace flicker, raster visibility and creeping line etc. to satisfy people " s vision feeling better, the big - screen, multi - function and high quality tv - set have been made great progress
現行的廣播電視系統由於採用隔行掃描方式，從而有效地壓縮了電視信號的頻帶，有利於傳輸；但由於這種方式使得圖像的掃描行數少，場頻低，導致了重顯的電視圖像有大面積閃爍、邊緣閃爍、行間閃爍、行結構可見及行爬行等。A period of time during which a vehicle, person, or material suspected of carrying a contagious disease is detained at a port of entry under enforced isolation to prevent disease from entering a country
檢疫期，隔離期當運輸工具、人或材料被懷疑帶有傳染性疾病，被扣留在港口進行強行隔離的一段期限，以防止疾病傳入某個國家This scheme of dividing area makes the network and borders between systems clear, and will help to install the security devices. in dispatch center, security devices such as firewall, physical partition device are installed, and between dispatch centers, encrypting devices will be installed
具體地說，在同一地點的不同安全區之間採用防火墻、隔離裝置等邊界防護設備進行橫向隔離以抵禦非法訪問、拒絕服務等類型的攻擊，不同地點同一安全區之間採用加密認證等手段，以抵禦數據在野外傳輸時可能遭遇的竊聽、偽造、篡改等類型的攻擊。At the same time, we must make sure the availability after installing it. this is the key technology that will be discussed in this article. physical partition device is based on the principle of “ information ferry ”, two cpus are put into the device to make sure that there are no
本文還提出了傳輸軟體、服務器鏡像等的設計原理和功能規范，使得在不同安全區內的系統，尤其是位於物理隔離兩側的系統之間進行數據交換時，感受不到隔離裝置的影響，好像它們是工作在暢通無阻的網路環境一樣，以此解決高安全環境下的系統可用性問題。High speed uplink packet access ( hsupa ) is a new work item of technical specification release 6 in 3gpp. wcdma system. the techniques of this work item, i. e. node b controlled scheduling, hybrid arq with chase combining, shorter tti, are to improve the performance of uplink dedicated transport channels, i. e. to increase capacity and throughput and reduce delay
在hsupa中通過採用基站nodeb控制調度、結合了軟合併的混合自動重傳請求（ harq ） 、更短的傳輸時間間隔（ tti ）等關鍵技術，不但增強了系統容量與覆蓋還使用戶設備（ ue ）能獲得更大的上行吞吐、更小的傳輸延時。The core part does n ' t use the protocol of tcp / ip, and it transfers especial format data defined by myself by a serial port / parallel port or a usb port with driver software researched by myself and keeps isolated state which is equal to physical disconnect when one side exchanges data with the part of the core by the circuit locking each other
這個核心部分不使用tcp / ip協議，用自主獨立研發的驅動程序軟體，通過串並口或者usb口將自定義格式的數據進行傳輸。在數據傳輸過程中，通過電路互鎖機制使內網或外網任何一方與隔離交換器進行數據交換時，另一方保持相當於物理隔離的隔離狀態。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，利用其產生的隨機數作為發包的間隔或包的尺寸，以產生服從特定模式的流;利用傳輸的數據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，精確延時函數;利用自定義的tgm報文協調發送端和接收端的操作。The author discusses some main design schemes in accordance with the system structure, the design headway and the transmission of atp information so as to find a better solution
本文就其中的系統構成、設計行車間隔和atp信息傳輸方式等主要的設計方案進行了探討。According to the test conditions, the double polarity inputting mode is adopted in the circuit of voltage - frequency converting part ; storage batteries are used in the optical emission part of optical fibre isolating and transmitting device, that can guarantee isolation between the main circuit and the testing system ; the 89c51 singlechip is used in the singlechip testing - controlling unit, the peripheral circuits are extended, data are transmitted through the serial port in this part ; the p opular software delphi5. 0 is used in the pc part, the communication between singlechip and pc by serial port, plotting of current wave, regulation of data ; the optical - electrical isolating and triggering are used in the controlling part, this can guarantee the veracity and reliability of breakers triggered, this triggering mode is also used in the triggering of the main closing breaker, the tested breaker and the assistant breaker, the triggering signals are sent out by a singlechip
壓頻轉換部分電路中根據實際情況採用了雙極性輸入方式；光纖隔離傳輸裝置的光發射部分電源採用了蓄電池供電，確保了主迴路與測試迴路的完全隔離；單片機測控部分採用了89c51單片機，擴充了外圍電路，通過串口向pc機傳送數據； pc機與單片機之間的串口通訊、波形繪制、數據管理等都採用了軟體delphi5 . 0編寫。該測試系統中預留了輸出口，可以對合成迴路中的主合閘開關、被試開關、輔助開關進行觸發，信號由單片機發出，控制部分採用了光電耦合隔離觸發的方法。軟體設計主要集中在對電流信號的數據採集、數據處理、數據傳送、人機界面、波形繪制和數據管理，軟體部分又可分為單片機和pc機程序設計兩大部分。Prospect teli - monitering system for elevator is prospect s new product. it has confirmed by experts on elevator as high technology products. through photo - electric isolation part, it connects the control circuit and sensors on elevator to collect, analyse the real - time status data
該產品通過光電隔離與電路控制系統及傳感器連接，由電梯故障信息採集分析儀實時採集電梯的運行狀態和有關數據，並對採集到的電梯信號進行邏輯判斷，發現故障，將相關數據傳輸中繼器。This system is developed based on high performance, low cost and many controllers inside of the embedded processor, and enlarged gpio for the plat of the hardware and software. this system is applied to the high - speed numerical control carving machine. show the operate interface by lcd, input the control code from the keyboard, the data is readed from the usb interface and store that in sdram
本系統應用於高速數控雕刻機，以lcd為人機可視化操作界面，以編碼鍵盤為操作控制部分，以嵌入式處理器s3c44b0x晶元為核心，文件數據經usb口讀取u盤中的雕刻數據文件暫存於sdram中，經嵌入式處理器進行相關演算法處理，得出相應參數傳送到fpga ，由fpga控制輸出脈沖和脈沖間延時，通過高速光耦隔離（ 2mbit / s ）后輸出，控制步進電機的運轉。In our design, the field supervision unit ( fsu ) in charge of the collection of status of device check the validity of data - send them to the lsc when needed. then local supervision center ( lsc ) will setup an frontserver to communicate with all the fsus which are belong to it. the connection between them is based on tcp / ip. though this mode, fsu and lsc can extend individually and wo n ' t result in great effect on another
由局站的現場監控單元（ fsu ）完成數據的採集、報警判斷、臨時存儲和向上級發送等功能，以保證實時性和可靠性；由區域監控中心（ lsc ）設立前端服務器（ frontserver ）和各局站的fsu進行基於tcp ip協議的通信，來傳輸告警信息、配置和控制命令、採集數據及歷史數據等，這種方式將lsc和fsu進行了較好的隔離方便各自的擴展。The forming mechanism of crosstalks in the tdm system was analyzed theoretically, and the relationship between crosstalks and the extinction ratio of optical pulse modulator used in the tdm system was investigated. the interchannel and intrachannel crosstalks in the wdm system were discussed separately, and the contributions to crosstalks were appraised from architecture ’ s alteration, the finite isolation between channels in multiplexers or demultiplexers, and nonlinear effects in the system. noises in the large - scale multiplexing system were studied theoretically, and all kinds of factors were considered that have relation to noises, phase resolution, and dynamic range of the system, such as multiplexing channel number, the length of the transmission fiber, using in - line erbium - dropped fiber amplifiers or not, and so on
本文從理論上分析了光纖水聽器時分復用系統串擾的形成機理，分析了光脈沖調制器的消光比與系統串擾的關系;分別對光纖水聽器波分復用系統的異頻串擾和同頻串擾進行了理論分析，研究了光纖水聽器波分復用結構、波分復用器與解復用器隔離度等因素以及非線性效應對系統串擾的影響;對大規模光纖水聽器復用系統噪聲進行深入細致的理論分析，研究了系統噪聲、相位解析度、動態范圍與復用數目、傳輸光纖長度、中繼光纖放大器等諸多因素的關系。Based on introduction of the isolated analog signal transmission, this paper made analysis and comparison of a variety of isolated technologies, and put forward a novel digital isolating method based on serial interface d / a converter
針對系統在不同模塊之間信號隔離傳輸的問題，對各種模擬信號傳輸的方式進行了性能比較，研究了模擬數字式變換傳輸的方式的各種應用。Some useful results are obtained through lots of comparative analysis. the research results illustrate that base isolation structure can reduce the horizontal earthquake response of superstructure effectively compared with traditional technique. this method is very effective, base shear, floor deformation, acceleration of isolation structure is less than no isolation structure
文中分別考慮不隔震（傳統抗震結構）及以鉛芯疊層橡膠支座作為隔震裝置的基礎隔震結構，對其由地面輸入ei - centro地震波，進行了大量的計算分析比較，得出了一些有益的結論:隔震結構採用橡膠墊隔震支座時具有明顯的隔震效果，它能大大減輕結構的水平地震作用。Beam - column elements modal and bilinear spring is used to describe the mechanic character of bottom frame structure. and a building with frame structure at first two stories, basement isolation, no shear wall structure, is analyzed as a example in this paper. the ei - centro earthquake wave was inputed on the structure
文中以一幢底部兩層框架結構為算例，分別考慮不隔震（傳統抗震方案） 、以夾層橡膠支座作為隔震裝置的基礎隔震和在隔震結構中取消剪力墻三種方案，對其由地面輸入ei - centro地震波，進行了大量的計算分析比較，得出了一些有益的結論。According to the designing requirement of relay protection, the paper analyses the bad handling ability of single a / d converters, the conflict between high speed and high precision of vfc, low precision in inside a / d of mc9s12dg256, then brings forward the ad7890 which include multi - path switches, track / hold and a / d circuits. in addition, the traditional digital output circuit consists of parallel interfaces. photo - electricity segregation and middle relays, which are complex and low reliable
傳統的開關量輸出電路結構一般由并行介面、光電隔離和中間繼電器組成，光禍多，電路復雜，可靠性差，我們採用mc33291作為開出介面晶元，大大提高了保護動作的可靠性，提高了驅動能力， mc33291的sp工介面也簡化了開出電路，減少了pcb板面積。The basic principle of ofdm is converting high speed codes flowing in serial transmitting into low speed codes flowing in parallel transmitting, so the period of code is lengthened. it get over multi - channel delay using protective interval. if we deal with the received codes appropriately in receiver, the multi - channel can be matched with single channel, and the effect of channel to signal become multiplication from convolution, so ofdm can eliminate isi effectively
Ofdm的基本原理是將高速串列碼流變為并行傳輸的低速碼流，增大了每個碼元的周期，在傳輸中又使用了保護間隔來對付多徑延遲，在接收端對接收序列進行適當處理后可以將多徑通道等效為單徑通道，並使通道對信號的影響由卷積關系變為乘積關系，從而可以有效地消除isi 。分享友人