高效率放大 的英文怎麼說

中文拼音 [gāoxiàolǜfàngdà]
高效率放大 英文
high efficiency amplification
  • 高 : Ⅰ形容詞1 （從下向上距離大; 離地面遠） tall; high 2 （在一般標準或平均程度之上; 等級在上的） above...
  • 效 : Ⅰ名詞（效果; 功用） effect; efficiency; result Ⅱ動詞1 （仿效） imitate; follow the example of 2 ...
  • 率 : 率名詞（比值） rate; ratio; proportion
  • 放 : releaseset freelet go
  • 高效率 : high efficiency高效率二極體 efficiency diode; 高效率放大 high efficiency amplification; 高效率天...
  • 高效 : eff1
  • 放大 : amplify; magnify; boost; enlarge; blow up; gain; amplification; enhancement; multiplication; magn...
  1. Based on the thorough investigation of the post - regulation and efficiency in multiple output switching - mode power supplies, an optimal combination topology for multiple output switching converter is presented in this thesis, which is consisted of forward converter with active clamp ( fac ), synchronous rectification ( sr ) techniques and magnetic amplifier technique ( magamp )

    本文通過研究分析近年來多路輸出開關電源輔助輸出電壓調節和提高效率的方案，面對開關電源朝著輸出低電壓大電流方向發展的趨勢，提出多路輸出開關電源新的拓撲優化組合模式? ?有源鉗位正激變換器、同步整流技術、磁放大器。
  2. As the key block of the wireless communication transmitter in rf, it is very useful in improving the output power and efficiency, lowering the loss of the supply, lowering the size and the weight, lengthening the time of communication. class e power amplifier which is suitable to amplify envelop signal is very important in modern communication system

    功率放大器（ pa ）作為無線通信射頻發射機中不可缺少的關鍵電路，對于提高手機的功率效率、降低電源損耗、減小體積重量、延長通話時間有著舉足輕重的作用，而適用於恆包絡信號放大的e類功率放大器，更是在現代通信系統中佔有十分重要的地位。
  3. The improvement system is made up of the pressure sensor, flow sensor, displacement sensor, electro - hydraulic proportional flow control valve, power amplifier, data gathering board and computer. the platform can carry out testing the hydraulic parameters, processing the tested data, saving the processed data and drawing, adjusting the pressure automatically

    改造后的測控系統主要由壓力傳感器、流量傳感器、位移傳感器、比例節流閥、功率放大器、數據採集卡和計算機組成。改造后的實驗臺具有自動採集實驗數據、自動處理實驗數據、自動保存實驗數據、自動調節液壓系統負載壓力等功能，大大提高了實驗臺的工作效率、測試精度和智能化水平。
  4. A high efficiency dual - band rf power amplifier has an output and / or input of a high frequency transistor well terminated at the second harmonic frequency for dual - band operation

    本發明乃一種高效率雙頻射頻功率放大器，提供高頻電晶體的輸出端與?或輸入端于雙頻操作中有良好的二階諧波終止。
  5. The class - d voltage switching amplifier technology is adopted to develop the rf amplifier

    載頻放大器採用高效率的class - d開關放大技術。
  6. In the thesis, a high efficiency linear am amplifier is developed, which is based on the basic theory of eer linearization amplifier technique [ 1 ]. the high efficiency digital audio amplifier technology [ 2 ] is adopted to develop the power supply modulator and the class - d switching amplifier technology [ 3 ] is adopted to develop the high efficiency rf amplifier

    本論文利用eer （ envelopeeliminationandrestoration ）線性功放技術的基本原理[ 1 ] ，採用數字音頻功放技術[ 2 ]實現高效率電源調制器，採用class - d開關放大技術[ 3 ]實現高效率載頻放大器，開發了一個集am調制和放大於一體的高效率線性功率放大器。
  7. Switching power amplifier is popularly used because of its virtues of low power losses, high efficiency and high frequency bandwidth

    開關型功率放大器因其損耗小、效率高、通頻帶寬等優點，廣泛取代了早期低效率的線性功放，成為目前功率放大器研究的重點。
  8. Gyroklystron amplifier is a novel high - power millimeter - wave coherent radiation source. as a result of high - power capability and high - efficiency and moderate bandwidth advantages, gyroklystron amplifiers have received a great deal of attention in recent years for a variety of applications including high - power radars, electronic counter systems and the next linear collider etc. specifically in twenty years later, there was much developments on gyrotron

    迴旋速調管放大器是一種能夠在毫米波段獲得高功率、高效率及一定帶寬的新型毫米波相干輻射源，因其在高功率毫米波雷達、電子對抗、定向能武器、材料處理和加速器等領域的重要應用前景，在國際上受到了廣泛的重視。
  9. The predistortion, which aims at compensating for the nonlinear distortion caused by the power amplifier, has a good performance in eliminating the nonlinear distortion of am / am & am / pm, improving the aci and spectrum efficiency

    預失真技術是針對射頻功率放大器非線性而提出的一種補償技術，可以有效消除由非線性造成的傳輸信號的幅度和相位失真，降低信號鄰道干擾（ aci ） ，提高頻譜利用效率。
  10. High efficiency and linearization are the main requires of the communication systems to the power amplifiers

    高效率、高線性度是各系統對高功率放大器的主要要求。
  11. In this paper, we considered both efficiency and linearization, and take the scheme of self - reaction control module plus predistortion and feed - forward technologies to improve the high power amplifier ’ s linearity

    在本課題中，兼顧了效率及線性度，採用自適應預失真前饋復合線性化系統來改善高功率放大器的線性度。
  12. The high power amplifier will produce crosstalk in the process of transformation, so in order to increase the purpose of increasing the efficiency and accuracy in the transformation of information, the method of linearity is employed

    摘要高功率放大器會對信號產生交調失真，為了提高信息傳遞的效率和準確性，需要對其進行線性化。
  13. Because of the using of interpolation, noise shaping and switching amplification in the digital audio amplifier technology, the power supply modulator is not only much efficient but also behaving good in envelope amplification, this advantage is hard to implemented with conventional technology

    數字音頻功放技術是近年發展起來的高效率音頻放大技術，該放大技術採用了過取樣、噪聲整形等數字音頻處理演算法和開關功率放大。採用該技術實現的電源調制器不但具備很高的效率，而且能高指標地放大包絡信號，是常規的電源調制技術無法實現的。
  14. From the viewpoint of the interactive relationship between modern pension scheme and productivity, this paper observed the function and prospect of occupational pensions in china within a background consisting of population structure, labor productivity, and finance environment, utilized simulation and scenario analysis in actuarial models to estimate and analyze the effect of occupational pensions in the replacement rate of urban retired employees, then pointed out the magnification effect of occupational pensions in increasing the replacement rate and the higher efficiency in improving retirement income of urban retired employees. it also predicted the size expectation of occupational pensions during 2002 - 2010 in china, described the function of occupational pensions in developing the capital market and improving the labor productivity, especially emphasized the higher probability of occupational pensions to play the role of institutional investors compared with basic pension. in short, this paper proved the positive meaning of developing occupational pensions from micro - level and macro - level respectively, and brought forward corresponding policy suggestions

    本文立足於現代社會養老保險制度與生產力之間的互動關系這一視角，把對我國企業年金作用與發展空間的考察置於包括人口結構、勞動生產率、金融環境等諸多因素的經濟大背景下，在精算模型中運用模擬（ simulation ）和情景分析方法，對企業年金對我國退休職工養老保險收入替代率的影響進行了定量分析和預測，指出了企業年金在提高退休職工收入替代率方面的放大作用，以及比基本養老保險在提高退休職工收入方面的更高效率；並對我國企業年金2002年- 2010年的預計發展規模做了預測，闡述了企業年金對我國發展資本市場和提高勞動生產率的意義，著重指出了企業年金較之基本養老保險基金充當資本市場機構投資者的更大可能性。
  15. It is necessary to construct a subsystem, orgnizational system, social service system, macromanagement system, technique system and human resource development system. it adopts seven main promotive models, the science - research - base model, new & high - tech industrial park model, enterprise technology centre model, industrial technology development centre, engineering research centre model, science - research - production union model, and teconology plan model. it also utilizes the fo llowing eight policies in struments synthetically : tax policy, finance policy, governnent purchase policy, intellectual property rights protection policy, promoting the development of msb, human resource development and management policy, promoting the dovelopment of social service system policy, and industry policy

    建設多元化、高度開放的組織系統，門類齊全、功能活躍的社會服務系統，高效率、間接調控的宏觀管理系統，多層次、階段遞進的技術系統，以職業技能開發為起點，以創造力開發為目標的人力資源開發系統等五大子系統，採取科研基地模式、高新技術產業開發區模式，企業技術中心模式、行業技術開發中心模式、工程研究中心模式、科研生產聯合體模式、科技計劃模式等七大推進模式，綜合運用財稅政策、金融政策、政府采購政策、知識產權保護政策、促進中小企業發展政策、人力資c廟二工會匕汐一召樸傘一二仕山人8日食《玄啃鼠析笨本小析竿《 ， d杯刀又刁」 b七三從斤一、 i人工七丁。
  16. The thesis has done the widespread investigation and study to the domestic and foreign ’ s technologies of analogy low voltage and low power, and analyzes the principles of work, merts and shortcomings of these technologies, based on the absorption of these technologies, it designs a 1. 5v low power rail - to - rail cmos operational amplifier. when designing input stage, in order to enable the input common mode voltage range to achieve rail - to - rail, it does not use the traditional differential input pair, but use the nmos tube and the pmos tube parallel supplementary differential input pair to the structure, and uses the proportional current mirror technology to realize the constant transconductance of input stage. in the middle gain stage design, the current mirror load does not use the traditional standard cascode structure, but uses the low voltage, wide - swing casecode structure which is suitable to work in low voltage. when designing output stage, in order to enhance the efficiency, it uses the push - pull common source stage amplifier as the output stage, the output voltage swing basically reached rail - to - rail. the thesis changes the design of the traditional normal source based on the operational amplifier, uses the differential amplifier with current mirror load to design a normal current source. the normal current source provides the stable bias current and the bias voltage to the operational amplifier, so the stability of operational amplifier is guaranteed. the thesis uses the miller compensate technology with a adjusting zero resistance to compensate the operational amplifier

    本論文對國內外的模擬低電壓低功耗技術做了廣泛的調查研究，分析了這些技術的工作原理和優缺點，在吸收這些技術成果基礎上設計了一個1 . 5v低功耗軌至軌cmos運算放大器。在設計輸入級時，為了使輸入共模電壓范圍達到軌至軌，不是採用傳統的差動輸入結構，而是採用了nmos管和pmos管並聯的互補差動輸入對結構，並採用成比例的電流鏡技術實現了輸入級跨導的恆定;在中間增益級設計中，電流鏡負載並不是採用傳統的標準共源共柵結構，而是採用了適合在低壓工作的低壓寬擺幅共源共柵結構;在輸出級設計時，為了提高效率，採用了推挽共源級放大器作為輸出級，輸出電壓擺幅基本上達到了軌至軌;本論文改變傳統基準源基於運放的設計，採用了帶電流鏡負載的差分放大器設計了一個基準電流源，給運放提供穩定的偏置電流和偏置電壓，保證了運放的穩定性;並採用了帶調零電阻的密勒補償技術對運放進行頻率補償。
  17. Because gyrotron traveling wave tube amplifier ( gyro - twt ) is an important millimeter wave amplifier with the characteristics of the high output power, the broadband width, and good efficiency, which has vast application vistas in many areas such as millimeter radar, communications, electronic countermeasure, and so forth, it has been pay much respect in the world

    迴旋行波管是一種大功率、高效率、寬頻帶放大器，在毫米波雷達，通信與電子戰等方面有十分重要的應用前景，因而在國際上受到高度重視。由俄羅斯人g . denisov等提出的螺旋波紋波導是一種比較理想的結構。
  18. Although the basic paradigm for all communication, both control and data, is via tcp / ip, the door is left open for services to realize local efficiencies, such as when a backup device is attached locally or if a system happens to be on a high - speed storage - area network

    雖然所有的（包括控制和數據）通信的基本模式都是通過tcp / ip ，但服務的大門是開放著的，以便在諸如備份設備本地連接時或者系統剛好是一個高速存儲區域網時，實現本地的高效率。
  19. The main multi - pass amplifier with double - side pumped ti : sapphire

    雙向抽運鈦寶石的高效率多通脈沖主放大研究
  20. The bluetooth chip nrf2401 uses the gfsk modulation. after analyzing and comparing the characteristic of every class power amplifiers, the thesis bring up with the idea of using a switched mode power amplifier to achieve the demanding output power and the higher efficiency

    結合「微型核」信息電子系統實現方案中nrf2401藍牙晶元的特點，本文通過對各類功率放大器的結構和特點的分析比較，提出了採用了開關類功率放大器來實現系統輸出功率要求和盡可能高的效率的設計思想。
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