通信處理容量 的英文怎麼說
中文拼音 [tōngxìnchǔlǐróngliáng]
通信處理容量
英文
traffic handling capacity-
In order to make the sensitivity of 2 - demension accelerometer along the two main arbors almost identical, symmetric four - beam structure that embeds a double - sides interdigitated differential capacitive with puckered beam in two directions was used as sensitive component. in addition, the differential capacitive accelerometer fabricated by bulky silicon micromechanical technique has high sensitivity, wide measurement scope, less nonlinear error, and simple converting circuit. then, the structure parameters of the sensitive component were calculated and stimulated, which results in a set of the optimized structure design parameters, main fabrication procedure and several key fabrication technology
為使二維振動傳感器在兩主軸方向的靈敏度大致相同，敏感元件採用高度對稱的四梁結構，其中每個軸向上均採用帶折疊梁的雙側叉指電容結構，採用體硅微機械工藝製作的高深寬比叉指電容式敏感元件，具有高靈敏度、寬量程、非線性誤差小、外圍電路簡單等優點;對設計的敏感元件結構參數進行了計算，並利用有限元法進行了模擬分析，根據模擬結果得出了優化參數;在確定敏感結構的基礎上，研究了敏感元件採用體硅微機械加工工藝製作的工藝流程和關鍵工藝技術;對敏感晶元內部的c - v介面電路進行了原理設計與分析，利用差動測量技術得到由振動引起的微小電容變化量，經c - v介面電路進行相位調制處理，然後通過解調輸出與加速度成正比的電壓信號。The smart antenna, which is adapted in the wireless mobile communication system, in fact, forms an antenna with a high gain. thus communication in all directions can be proceeded, then base station antenna coverage, system capacity and service quality are improved, also inter - symbol interferes and multi - access interfere are reduced. the space division multiple access ( sdma ) is introduced, and users can be distinct from each other through their special location
在無線移動通信系統中採用智能天線技術，實際上是通過數字信號處理，使天線陣為每個用戶自適應地進行波束賦形，相當于為每個用戶形成了一個可跟蹤它的高增益天線，從而即可以進行全方位通信，也可以用較小的發射功率覆蓋相同的范圍以及提高系統容量和業務質量、降低用戶間的碼間干擾和多址干擾。It developments and follows the advantages of traditional instrument control system and computer central control system and make up for their disadvantages so that it is applied in oil, chemistry, mineral, electricity, silk, food and water est. with its new frame, modern technology, complex information and unique control mode. it has become mainstream in process control system
它繼承和發展了常規儀表控制系統和計算機集中控制系統的優點，又彌補了它們各自的不足，以嶄新的結構體系、先進的技術面貌、復雜的信息處理功能和獨具風格的控制方式應用於石油、化工、治金、電力、紡織、造紙、食品和水處理等各個工業生產領域，已經逐步成為過程式控制制系統發展的主流，它的優點在於網路結構簡單，且通信電纜少，布線容易，節省材料和費用，減少了維護工作量。Researches the basis watermark managing works particularly and systemly. there are many works to do on watermak technology except watermark embedding and extraction arithmetics such as the watermark choosing, encoding, modulating, demodulating and the watermark capacity. these prior and ultimate works ensure that the arithmetic is brought into effect. just understanding these, this paper analyses and researches the basic watermark theoretics in many pages. it brings forward chaos modulation on watermark modulating, brings forward chaos permuting on image permuting, introduces bch encoding on letter watermark processing and discusses the approximate estimate of the watermark capacity in dct domain and dwt domain by applying the current communication theoretics. there works not only extend ways for the later work but also are significative on watermark research
全面系統地研究了水印信號的處理技術數字水印技術除了水印嵌入和提取的演算法外，還有許多工作需要做，如水印的選碼、編碼、調制、解調、能量的確定等等，這些預處理和后處理工作是演算法有效實施的必要保證，正是基於這樣的認識，本文利用較大的篇幅對水印的基本理論知識進行了詳細的分析和研究，在水印的調制方面，提出了混沌調製法；在圖像水印的置亂方面，提出了混沌置亂法；在文字水印的處理上，引入了bch編碼；在水印容量分析方面，結合現代通信理論，對圖像在dct域和小波域內的水印容量估算進行了詳細的探討，這些工作不僅為本文後期工作鋪平了道路，而且對數字水印的研究具有重要的意義。Vegetable industry in shandong also has many problems that can not be neglected : for example in producing and sale in china, we faced many problems such as more productions less sale, fierce competition, difficulty in circulation, less market information, less farmer organization in vegetable industry and etc. in export. it is faced that bad sanitation safety and bad commercial property, limitation about foreign green technical barriers and processing technology lag ; in vegetable science and technology and universal lectures, maladjustment in vegetable science situation and development of vegetable, large gas in vegetable producing technical standards and production standards, lacking of medi - organizations, strengthening the education in agricultural popularization and so on are confronted
山東蔬菜產業也存在許多不容忽視的問題:在國內產銷方面，主要面臨量增賣難、競爭激烈、蔬菜流通難度加大、優質化進程緩慢、市場信息不暢、菜農組織化程度低等;在蔬菜出口方面，主要面臨衛生安全和商品性不佳、國外綠色技術壁壘限制、蔬菜產后處理及加工技術滯后;在蔬菜科技和科普方面，主要面臨蔬菜科技工作現狀與產業發展不相適應、蔬菜生產技術標準和產品標準的制定差距較大、科技中介組織缺乏、農技推廣體系和蔬菜科普培訓有待加強等。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介面來實現數據的處理、存儲和傳輸等功能；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通訊協議的主要函數。A novel method of content - based image segmentation using deformable template matching is proposed. a two - dimensional ( 2 - d ) deformable template based on orthogonal curves is built by pre - computing extensions of the deformable template along orthogonal curves and sampling the curves uniformly. then the definitions of internal and external energy functions are given according to the image segmentation problem, and genetic algorithm is used to obtain globally optimal solutions. the proposed method uses a lower - dimensional search space than conventional methods and reduces the sensitivity of the algorithm to initial placement of the template. experiments on real - world images and in simulations at low signal - to - noise ratio show the robustness and good performance of the method
本文提出一種採用可變形模板匹配技術進行基於內容的圖像分割演算法.通過預先計算出可變形模板沿著變形的正交曲線，並對模板曲線及正交曲線進行離散抽樣，建立一基於正交曲線的二維（ 2 - d ）可變形模板，針對圖像分割問題定義控制可變形模板進行變形的內、外部能量函數，本文採用遺傳演算法搜索能量函數最小的全局最優解.該新演算法比傳統的可變形模板匹配方法降低了搜索空間的維數，減少了演算法對模板初始位置的敏感.對實際圖像及模擬低信噪比圖像處理的結果表明，新演算法具有良好的分割精度及穩定性With the development of software radio, the signal can be digitized at rf or if, then be received using digital beamforming in baseband, which can extremely improve the capacity and enhance anti - jamming capability of wireless communication
隨著軟體無線電技術的發展，採用全數字處理，在基帶通過對接收和發送信號的波束賦形，可以極大提高無線通信系統的容量和抗干擾能力。Based on the most popular open - source database system mysql, it not only retains the high performance of mysql itself, but also possesses most virtues of distributed and parallel systems, such as high reliability, high availability, high throughput, large storage capability, etc. the whole system can be divided into four sub - systems, which are user interface sub - system, communication sub - system, server managing sub - system, and distributed and parallel executing sub - system
它以當前最為流行的開放源碼數據庫mysql為基礎，不但保持了mysql的高處理速度，而且具有分散式并行系統的高可靠性，高吞吐量、高存儲容量等一系列優點。根據功能可以把該系統劃分為四個組成部分：用戶介面子系統、通信子系統、服務器管理子系統和執行子系統。From the perspective of video content analysis, this dissertation proposes a content - based error control framework under the error - prone channel, exploring the strong correlation between video content, network resources and video quality. in this way, the author intends to combine the information processing technology and video transmission, aiming at solving the problem of error control in multimedia communication
本論文從視頻內容分析的角度出發，提出了易錯通道下基於內容的差錯控制框架，發掘視頻內容、通道差錯與視頻質量之間的相互關聯，把內容處理、網路傳輸和編碼技術結合起來，綜合解決視頻通信中的差錯控制問題。Harmonic analysis can be produced in as little as 10 milliseconds, or measurements may be integrated over more than a day. the user may set any measurement interval, perform synchronous averaging on harmonics, and even perform full spectrum analysis to detect non - harmonic signal content. the system s main processor controls all display, data storage and i o functions, thus allowing each channel to perform its analysis at maximum speed
在每通道雙數字信號處理器結構中，結果形成超快速諧波分析，諧波分析可於至10毫秒產生，或可綜合測量超過一天，用戶可設定任何測量區間，執行諧波同步平均，及進行全頻譜分析從而探測非諧波信號內容，系統的主微處理器控制全部顯示數據儲存與i 0功能，故使各通道可於最高的速度下進行分析The 80c196kc single chip microprocessor, electronic switch array, cpld, large capacity ram were integrated into the interface card. the detection operation is intelligent and automatic. the control software and the virtual instrument panel were designed in visual c + +, different messages were sent through serial port
在檢測系統中設計了具有高速并行數據採集及處理功能的介面卡，介面卡上採用80c196kc單片機、電子開關陣列、大規模門陣列（ cpld ） 、大容量存儲器等器件，實現了智能化、自動化檢測；在微機軟體設計上，運用visualc + +語言編制了虛擬儀器面板程序和控製程序，通過微機串口向單片機發送各種信息。Space - time processing technique combines time domain signal processing and spatial signal processing. it can utilize fully the space - time channel characteristic, repair limits of the time domain signal processing and spatial signal processing, and enhance the system capability, overlay area and transmission rate
空時處理技術聯合時域和空域信號處理技術，充分利用無線通道的空時結構特徵，彌補了時域信號處理和空域信號處理二者的局限，能夠提高無線通信系統的容量、覆蓋范圍和傳輸速率。Space - time coding technology is based on multi - elements antenna array and has strong points of both time processing and space processing. it can satisfy the requirements of high data rate transmission in the future radio mobile system without the increase of the transmitting power and the spread of the frequency. and it can greatly improve the quality of communication services and system capacity under fading channels
空時編碼技術是一種利用多天線陣發送和接收的技術，該技術能很好地結合時間處理技術和空間處理技術的特點，能在不增大發射功率和不擴展頻帶的前提下滿足未來無線移動通信對高數據率傳輸的要求，從而全面提高衰落通道的通信質量和通信系統容量。Communication network offers a bridge for data transmission, while computer technology offers equipments of large capacity memory and management equipment of high speed. thus, the perfect combination of computer technology and communication technology provides powerful technical support and guarantee
通信網路為數據傳輸實現提供了橋梁，而計算機技術為數據存儲和處理提供大容量的存儲設備和高速的處理設備；計算機技術與通信技術的完美結合為數據傳輸、存儲和處理提供了有力的技術支持和保障。The paper, based on the analysis on the contents and characteristics of emergency material requirement, adopts relative theories and methods of artificial intelligence, puts forward predictive method of emergency material requirement based on case - based reasoning ( cbr ), and works out fuzzy reasoning model of case and reasoning procedure. the method above is adopted to describe the situation and deal with the information from the emergency, which can help to get the result of emergency material requirement. what ’ s more, the forecast result includes the quantity requirement, quality requirement and structure requirement of material, which conquers the subjectivity and
文章在分析應急物資需求內容與特點的基礎上，運用人工智慧中的案例推理技術，提出了基於案例推理（ cbr ）的應急物資需求預測方法，給出了案例的模糊推理模型和推理過程，該方法通過利用已有突發事件中情景描述信息和應對處理描述信息，得到突發事件發生后物資需求預測結果，預測結果中不僅包含物資的數量需求，而且還包含物資的質量需求和結構需求，克服了單純依靠經驗判斷進行物資需求預測的主觀性和盲目性，創新了應急物資需求預測方法。The technology of digital beamforming ( dbf ) can dramatically increase array antenna performances. these performances include fast adaptive pattern nulling, ultra - low sidelobes, closely spaced multiple beams, adaptive space - time processing, high resolution direction fiding ( df ) and increased capacity for band - limited communications systems
數字波束形成（ dbf ）技術可顯著提高陣列天線的性能，這些性能包括：快速自適應波束置零、超低副瓣、密集多波束、自適應空時處理、高分辨測向和大容量有限帶寬通信等等。The instrument can sample by dual channel simultaneously, and it can process float point data in high speed and high capacity. you can operate the instrument conveniently. data acquisition, storage, display, and analysis can be achieved on the spot
該儀器可進行雙通道同步采樣，具有高速浮點數處理能力，容量大，操作簡單，功能強大，可完成對振動信號的採集、存儲、顯示和分析。Forces weights can be easily and cheaply measured with this hydraulic electric force transducer and made available directly by means of an analogue output signal for further processing
使用這款液壓電子壓力傳感器，壓力重力可以很容易測量，並且費用低廉。數據可以通過模擬信號輸出，直接用於后續的加工處理。But the performance of the mimo system has deep relation with the properties of the multi - path signal in that environment, particularly affected by the correlation, the time spread and the azimuth spread of each path. therefore, in order to achieve potential huge capacity of the channel, gain prospective performance, choose appropriate system configurations and design excellent algorithms for signal processing, it is very important to realize and master the characteristics of channel in the indoor and the outdoor environment
而多入多出系統的性能，在很大程度上跟所處環境的多徑信號性質有關，特別與各條路徑之間的相關度、時延擴展和角度擴展有很大的關系，因此，了解和掌握戶內和戶外環境中無線多入多出通道的特徵，對實現潛在的巨大通道容量、取得預期的性能、選擇合適的系統結構和設計優良的信號處理演算法至關重要。分享友人