front end performance 中文意思是什麼

front end performance 解釋
餾分頭部使用性能
  • front : n 1 前部，前面；正面；（劇場的）正面[前面]座位〈也可指全部觀眾席位〉 （opp back rear）。2 【軍事...
  • end : n 1 端，尖，末端，終點。2 邊緣；極點，極限。3 結局，結果。4 目的。5 最後，死。6 【紡織；印染】經...
  • performance : n. 1. 執行，實行，履行；完成；實現；償還。2. 行為，動作，行動；工作。3. 性能；特性。4. 功績；成績。5. 演奏；彈奏；演出；（馴獸等的）表演；把戲。6. 【物理學】演績。
  1. This thesis regard internal property reorganization in the group of pangang as the research object, from chengdu seamless steel pipe limited liability company with chengdu iron and steel works inside exterior environment reorganizing in front and back commences, making use of to exceed the makel - bot with of five factors competition models and the method of factors analysis, after analyzing the reorganization of the business enterprise a profession for facing competes the situation. develop the development the business enterprise with the profession industry from the international local profession rival circumstance after analyzing the reorganization should the market position of the establishment with develop the strategy target. make use of the swot the analysis the method, to after the reorganization the development strategy of the business enterprise, from manage the angle proceeded the fixed position analyzes, for after the reorganization business enterprise development provided four kinds of developments strategy that eligibility choose : the brave development strategy, request the resources advantage, funds advantage, human resource advantage, technique advantage that new company make the most of new business enterprise in empress in reorganization, is an essential condition to increases to manage the level, quickly technique reforms, develop the high and additional worth product with new product production line, as soon as quikly change to strong and large business enterprise, realizes soon steel aircraft carrier dream ; dispersion strategy, the technology market quota with deal with produce high additional worth product, completely promote business enterprise brand image, extend high carry product of the exaltation product, is a necessary means to increases business enterprise performance, realizes business enterprise target ; defense strategy, adjusting the business enterprise organizes construction, reducing the intensive type in labor and the low additional worth product line, lower bad the property saves the deal, alleviating the business enterprise burden, attaining the casual wear go to battle, benefitting to the challenge that make frontal attack the rival ; withdraw strategy, compress the production of the high depletion and high cost product, simplify the production craft, controlling the cost of the end product in the lower level, is a valid path to increases business enterprise competition ability

    本論文以攀鋼集團內部的資產重組為研究對象，從成都無縫鋼管有限責任公司與成都鋼鐵廠重組前後的內外部環境入手，運用邁克爾?波特的五力競爭模型及因素分析法，分析了重組后的企業所面臨的行業競爭態勢。從國際國內行業競爭對手情況和本行業發展動態分析了重組后企業應確立的市場地位和發展戰略目標。運用swot分析法，對重組后企業的發展戰略，從管理角度進行了定位分析，為重組后企業發展提供了可選擇的四種發展戰略：即大膽發展戰略，要求新公司充分運用重組后新企業的資源優勢，資金優勢，人力資源優勢，技術優勢，是提高管理水平，加快技術改造，開發高附加值產品和新產品生產線，盡快立於強勢企業之林，早日實現「鋼鐵航母」夢的必要條件；分散性戰略，提高產品的科技含量和生產高附加值的產品，全面提升企業品牌形象，擴大高端產品的市場份額，是提高企業效益，實現企業目標的必要手段；防禦性戰略，調整企業組織結構，削減勞動密集型和低附加值產品生產線，降低不良資產存量，減輕企業包袱，做到輕裝上陣，有利於迎擊競爭對手的挑戰；退出性戰略，壓縮高消耗、高成本產品的生產，降低低端產品的比例，精簡生產工藝，將最終產品的成本控制在較低水平，是提高企業競爭力的有效途徑。
  2. The adaptive front - end has the adaptive ability for the magnitude and frequency of input signals. it can prefilter for the input signals, eliminate the useless signals, and improve the dynamic range of receiver system. it can lessen the burden of digital signal processing in the back - end of receiver, and improve the performance of receiver system

    自適應接收機前端對輸入信號有自適應能力? ?頻率自適應和幅度自適應，這樣的前端就可將系統的接收中心頻率和帶寬自適應到輸入信號的頻率和帶寬，其實就是對輸入信號進行一次預分選、預濾波，剔除對接收系統毫無作用的信號;同時對大信號自動減小增益，對小信號增加增益，提高系統的動態范圍;而且可以對干擾信號進行壓制。
  3. So the low price, small bulk and high performance of front - end rf become more and more important. in this dissertation, a ka band multiplier chain is developed, which can be used for local oscillator

    低價的、小型的、高性能的射頻收發前端的開發顯得越來越重要，本論文所研究的課題是ka波段倍頻鏈，要求把2ghz的信號倍增至36ghz 。
  4. In this thesis, can bus is used as the system bus, concentrating the research on the feasibility of using redundancy can bus technology in large - scale motor vehicle safety performance detecting & control system. this thesis first gives an overall design of the data collection and control system applied to the front end of a large - scale motor vehicle safety performance detecting & control system. regarding that the bus controller, bus driver and bus transfer medium would fail to function easily, the dual mode cold - redundancy structure is adopted in system to ensure the reliability

    本文採用can總線作為系統總線，重點研究冗餘can總線技術應用於大型機動車安全性能測控系統的可行性並進行驗證:首先對基於冗餘can總線的機動車安全性能測控系統的前端數據採集與控制系統進行了總體設計，考慮到總線控制器、總線驅動器和總線介質都是容易出故障的部件，系統採用了二模冷冗餘結構來保障can總線通訊的可靠進行;其次，根據系統需要，設計了基於c8051f021的帶冗餘can總線通道的數據採集與控制模塊，用於採集與處理檢測現場的模擬信號和數字信號，並自行開發了can總線應用層協議以及應用軟體，通過冗餘can總線實現與上位機的可靠通訊;然後，為了驗證冗餘can總線設計方案的可行性，搭建試驗平臺並進行can總線故障切換的試驗;最後對課題的研究工作進行了總結與展望。
  5. The performance of the front - end has satisfied the demond of design

    該設計在前端模擬中滿足了設計要求。
  6. Ird is front - end equipment for receiving cable dtv programs. the soundness of its function and the stability of its performance are of great importance for the dvb programs

    Ird作為有線數字電視的前端接收設備，其功能的健全性和性能的穩定性對于數字廣播節目的傳輸意義重大。
  7. In view of the importance of rf front - end circuits in the receiver system, the paper finally is focused on the analysis and design of the rf front - end circuits, including the design of low noise amplifier ( lna ), microstrip filter and balanced mixer. all the circuits above are simulated individually using ansoft serenade, and the results are satisfying with the desired performance

    考慮到射頻前端電路性能的好壞會直接影響到整機的性能，文中還重點論述了該接收機射頻前端電路的分析和設計，主要包括低噪聲放大器、微帶濾波器和單平衡混頻器的理論分析和實際設計，並在ansoftserenade環境下進行了模擬模擬，模擬結果符合設計要求。
  8. And the performance of these algorithms is compared with each other. to simplify the sampling rate design and digital processing in receiver, we prefer to use the direct down conversion structure. the problem is the analog front - end in this structure will bring iq mismatch, which will effect the phase of recovered carrier and code

    第三部分對接收機中的載噪比估計演算法進行了分析，目前gps導航接收機中採用的載噪比估計演算法對殘余多普勒非常敏感，而且gps中的數據速率為50bps ，北斗二代中的存在數據速率為500bps ，應用條件的差異導致該演算法的不可用。
  9. The improved, suitable biased rf circuits are proposed to keep the excellent performance of the rf front - end even with low voltage power supply

    但各模塊通過改進電路結構和設計合理的直流工作點，在低壓下依然保持了良好的性能。
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