有效傳輸率 的英文怎麼說

中文拼音 [yǒuxiàozhuànshūlǜ]
有效傳輸率 英文
effective transmission rate
  • 有 : 有副詞[書面語] （表示整數之外再加零數）: 30 有 5 thirty-five; 10 有 5年 fifteen years
  • 效 : Ⅰ名詞（效果; 功用） effect; efficiency; result Ⅱ動詞1 （仿效） imitate; follow the example of 2 ...
  • 傳 : 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）...
  • 輸 : Ⅰ動詞1 （運輸; 運送） transport; convey 2 [書面語] （捐獻） contribute money; donate 3 （失敗） l...
  • 率 : 率名詞（比值） rate; ratio; proportion
  • 有效 : effective; valid; efficacious
  1. To research in the area of liquid helium cryopump used in nbi system is meaningful for obtaining better beam transportation efficiency. physical parameters and experience are obtained that are very useful in developing cryopumps

    開展中性束注入系統液氦低溫冷凝泵的研究，對獲得優良的束傳輸效率，具有非常重大的意義；並為以後相關應用領域中低溫冷凝泵的設計提供了性能參數和工程經驗。
  2. To research in the area of liquid helium cryopump used in nbi system is meaningful for obtaining better beam transportation efficiency. physical parameters and experience were obtained which is very useful in developing even larger cryopump

    開展中性束注入系統液氦低溫冷凝泵的相關研究，對獲得優良的束傳輸效率，具有積極的意義；並為以後開發更大抽速的低溫泵及相關應用積累了豐富的物理參數和經驗。
  3. The software system has such characteristics as follow : all the information including streaming media are transported in transport - layer. its speed is much higher than in application - layer because it cuts down the time in data processing between two layers and can transport more pure data in equal time

    本系統具有以下特點：所有信息數據的傳送都在傳輸層實現，與在應用層實現相比，不僅減少了協議層之間流動的時間開銷，而且提高了有效數據的傳輸速率，有利於實時播放多媒體影音文件。
  4. In all kinds of complicated network, oriented linking and unlinking, communication frequency resource is strained, and bandwith to transmitting audio frequency signal is too restricted, complicated and fluky, while audio frequency data exponential have been increased in the last several years. under the circumstances, based on the research of predecessor, this paper studies wavelet analysis ' s maths gist and practices significance on signal process, and puts forward a optimized wavelet package condensation arithmetic to process audio frequency data, which gives attention to coding efficiency, multirate and compression delay. simulation experiment on the arithmetic has been done by matlab

    針對無連接和面向連接的各種復雜網路環境下，通信頻帶資源緊張，音頻傳輸帶寬有限且復雜多變，而各種音頻數據又日益增多的局面，本文研究小波分析在信號處理方面的數學依據和在數據壓縮方面的實際意義，在前人不斷工作的基礎上，提出了一種優化小波包變換編碼方案用於音頻數據的壓縮演算法，兼考慮了編碼效率、多碼率和壓縮時延多個方面，並在matlab環境下做了模擬實驗，對各種音頻信號及多種小波函數做了模擬結果比較，實驗結果證明該演算法可以在一定計算復雜度下可以很好地改進壓縮效果，達到多碼率下實現實時編解碼的過程，在高速dsp晶元等硬體設備支持下，可以有效應用於實際復雜多變信源編碼。
  5. Secondly, according to the character of this kind of harmonic, the solutions of power filter are deeply analyzed and an optimized topology for series connected hybrid power filter is obtained. by pwm technique, midfrequency transformer and the principle of the magnetomotive force ( mmf ) compensation, the problem to the transfer of the low - frequency harmonic power compensatory signal in the series apf is solved, in technique

    其次，針對acem系統特有的「電源諧波」特性，深入分析了濾波器方案，得到了一種適用於acem系統諧波抑制的串聯混合型有源電力濾波器優化拓撲結構，並採用了pwm調制技術、中頻注入變壓器和磁勢補償原理有效地解決了串聯apf中低頻諧波功率補償信號傳輸的難題。
  6. As a combination of ofdm with space - time coding technique, mimo - ofdm becomes more and more important in the future wireless communication systems, the mimo - ofdm system can not only effectively enhance the transmission rate and capacity of the wireless communication system but also greatly mitigate the effections of mufti - path fading and interfere

    Mimo - ofdm技術將ofdm與空時編碼技術有機的結合在一起，能夠大幅度的提高無線通信系統的通道容量和傳輸效率，並能有效的抵抗多徑衰落、抑制干擾和噪聲。
  7. 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

    在短波通信中，由於通道的時間色散和頻率色散，引起多徑展寬和多徑衰落，前者限制了數據的傳輸速率，後者造成短波數據通信中出現突發錯誤，為了解決多徑效應對短波通信的影響，本文所做工作如下：首先詳細分析了短波通道的統計特性，建立其數學模型；其次分析了擴頻通信的特點，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；介紹了傳統的rake分集合併技術的特點。
  8. Compared with current instruments, the setup can decrease disturbance of disorder radiation by using double layer refractive index sample matching vessel, and it can increase collecting and transmitting efficiency of radiation by adopting single mode fiber with gradient refractive index lens. with a low power laser, the sample has a low scathe, and the laser and the measurement system can be integrated conveniently

    與現有的同類型儀器相比，該儀器採用雙層折射率樣品匹配池減少了雜散光的干擾；採用帶梯度折射率透鏡的單模光纖接收、傳輸散射光信號提高了散射光的收集傳輸效率；用低強度的激光避免了對樣品的輻射損傷，同時可以使激光器和系統集成在一起，整個系統小型實用。
  9. In order to combine the study of the ds - ss communication system ’ s availably jamming, the whole ds - ss communication system is modeled and simulated, including the modulation of the ds - ss signal, channel transmission, synchronal demodulation of signal and statistic of the bit error rate ( ber )

    為結合直擴通信系統的有效干擾研究工作，建立了直擴系統從信號的調制產生，通道傳輸、信號同步解擴解調和誤碼率統計的全過程模擬系統。
  10. Because the cross - section of the oversized rib waveguide we fabricated by wet - etching was trapeziform, we analyzed the transmission of oversized rib waveguide by combining effective refractive - index method. the influence of some factors on the optical transmission loss, such as material structure, the height of rib waveguide, and the thickness and refractive index of waveguide layer and up - layer of polymer material, was analyzed

    因為濕法腐蝕工藝製作的反脊波導橫截面是梯形狀的，因此論文中採用了一種簡單有效的方法，即有效折射率法，對梯形反脊波導的光傳輸損耗特性進行了分析，同時考慮金屬電極產生熱場對脊波導傳播特性的影響。
  11. The data transmission rate is effectively increased by using data packet as i / o read and write system call functions " parameter

    本文通過將數據包作為i o讀寫系統調用函數的參數有效地提高了數據傳輸率。
  12. The future wireless mobile communication systems are expected to provide ubiquitous, high - quality, and high - rate mobile multimedia transmission. however, hostile multipath fading radio conditions give rise to serious inter - symbol interference ( isi ) ; even worse, wireless channel are often time varying, which makes the system more vulnerable and more difficult to track the channel state. orthogonal frequency dvision multiplexing ( ofdm ), which is inherently resistant against isi, has invoked a popular research interest in recent years, and has been a promising candidate technology of the physical layer for future weideband high - date - rate wireless communications. notwithstanding, ofdm is much more vulnerable to errors of both time and frequency synchronization and to that of channel estimation, and how to obtain correct timing and channel estimation efficiently is highly critical to ofdm systems. the dissertation will focus on both of the aspects of ofdm systems mentioned above

    但是無線環境的多徑特性造成通信系統中嚴重的符號間干擾，同時無線通道的時變性使得通道特性跟蹤復雜。而正交頻分復用技術（ orthogonalfrequencydivisionmultiplexing ， ofdm ）正是一種解決符號間干擾的有效傳輸手段，因此ofdm技術作為未來寬帶高速率無線通信的物理層候選技術在當前引起了一股研究熱潮。但ofdm系統對定時同步誤差和通道估計誤差非常敏感，如何在ofdm系統中準確快速地實現符號同步和通道估計是至關重要的，本論文將重點針對這兩個問題進行討論。
  13. The finite difference beam propagation method ( fd - bpm ) can simulate the performance of the waveguide accurately. single mode rid waveguide structure parameters are derived by variational - effective index method ; fd - bpm and its transparent boundary condition ( tbc ) are concerned, and then the eim used to transfer a 3d waveguide to 2d waveguide is analyzed ; finally we summarize the characteristic of the y branch

    本文先利用變分有效折射率法推導出滿足單模傳輸的脊形波導結構參數;接著介紹了有限差分束傳播法及求解的透明邊界條件，同時分析了將三維結構轉化為二維結構的有效折射率法，最後對y分支的特性進行了模擬。
  14. To effectively use the best - effort network for transmission of real - time video in surveillance system, a mpeg surveillance system with adaptive video rate shaping was proposed in this paper

    摘要在視頻監控系統中，為了使用盡力而為型網路有效傳輸實時視頻信息，提出了一種基於自適應碼率整形的mpeg視頻監控系統設計方案。
  15. In recent years, there has been a lot of interest in applying orthogonal frequency division multiplexing ( ofdm ) in wireless systems because of its various advantages in lessening the severe effects of frequency selective fading

    近年來，正交頻分復用（ ofdm ）作為一種具有高傳輸效率以及良好的抗頻率衰落性能，得到了廣泛的關注。
  16. The use of multiple sampling rates offers many advantages, such as reducing computational complexity for a given task, speeding up transmission rate, and / or raising storage capacity. so the applications of multirate digital filter technology have been found in subband coding of images and speeches, communications, and in many other fields

    由於多速率數字濾波技術可有效地降低信號的處理復雜度、加快數據的傳輸率和提高存儲量等，所以它在圖像編碼、語音編碼及通信等眾多領域具有廣泛的應用。
  17. Now, the standards of speech compression coding provide a way of transporting speech signals efficiently. in fact, all of them are to reduce the baud rate of data under definite speech quality

    相繼出現的語音信號壓縮標準為語音信號的高效傳輸提供了一種有效方法，其實質就是在相當的語音質量指標下，降低數字化語音的數碼率。
  18. Multimode interference ( mmi ) couplers based on the self - imaging effect are rapidly getting popular because of the advantage of low loss, compact size and large fabrication tolerance. the thesis studied the principle of the mmi coupler. the optical field distribution in the multimode wave - guide is modeled by eim and mode propagation analysis method ( mpa )

    本文介紹了矩形多模干涉耦合器的基本原理，採用有效折射率方法和導模傳輸分析方法模擬了多模波導中的光場分佈，設計並模擬1 2 ， 1 4對稱干涉型光功率分配器、 2 2配對干涉型光功率分配器，得到了比較均衡的功率輸出。
  19. Transmission, effective speed of

    有效傳輸速率
  20. However, a large number of pointless pictures are transmitted back to the monitoring center, which increases communication quantity and surveillance load ; generally, the image ’ s definition in remote surveillance is low because of its limited transmission channel

    然而，大量無意義畫面的回傳在增加通信量的同時，並沒有減輕監控圖像判讀的工作量;而受有效傳輸速率的限制，遠程圖像監控系統的清晰度一般較低。
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