有源分頻網路 的英文怎麼說

中文拼音 [yǒuyuánfēnbīnwǎng]
有源分頻網路 英文
active crossover network
  • : 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
  • : 名詞1. (水流起頭的地方) source (of a river); fountainhead 2. (來源) source; cause 3. (姓氏) a surname
  • : 分Ⅰ名詞1. (成分) component 2. (職責和權利的限度) what is within one's duty or rights Ⅱ同 「份」Ⅲ動詞[書面語] (料想) judge
  • : Ⅰ形容詞(次數多) frequent Ⅱ副詞(屢次) frequently; repeatedly Ⅲ名詞1 [物理學] (物體每秒鐘振動...
  • : Ⅰ名詞1 (捕魚捉鳥的器具) net 2 (像網的東西) thing which looks like a net 3 (像網一樣的組織或...
  • : 1 (道路) road; way; path 2 (路程) journey; distance 3 (途徑; 門路) way; means 4 (條理) se...
  • 有源 : [電學] active有源電路 active circuit; 有源器件 active device; 有源天線 active antenna; 有源衛星 active satellite
  • 網路 : 1. [電學] network; electric network2. (網) meshwork; system; graph (指一維復形); mesh
  1. 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環境下,通信帶資緊張,音傳輸帶寬限且復雜多變,而各種音數據又日益增多的局面,本文研究小波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,可以效應用於實際復雜多變信編碼。
  2. Evolving the underlying networks to support a mass market, however, presents a number of challenges : spectrum is a limited resource ; cdma standards have sub - optimal spectral efficiency ; layered 3g network architectures are not conducive to low - latency services ; and capacity - enhancing smart antenna or multiple antenna systems have been disappointing

    但開發基本以滿足廣大市場,仍面臨幾大挑戰:譜資限、 cdma標準的光譜效率未達最優、層3g架構未能實現即時服務、及容量增大的智能天線或多天線系統仍不盡人意。
  3. This paper researches and analyses the developments of web technology and magnetostrictive transducers from world wide region. the paper also analyes the characteristics curve of magnetostrictive transducers based on its equivalent circuit and researches the method how to make sure its syntony frequency and its electric simulation network parameters. at the same time, by using jsp technology, a magnetostrictive transducer electric simulation application is designed based on b / s three - tier system structure. the experiment data is fitted by curve fitting module. the equivalent input impedance of it with stimulate loop is separated based on the results of curve fitting and the syntony frequency and electric simulation network parameters of magnetostrictive transducers is determined by the input impedance. the method presented in this paper can determine the syntony frequency and electric simulation network parameters of magnetostrictive transducers with a better accuracy than the testing method of syntony & anti - synton y. further more, jsp, the advanced technology at current, has been used to realize a magnetostrictive transducer web electric simulation system. the system has good human computer interface and the function of resource sharing and information publishing. the research of this paper and its achievements have some practical merits in the researchful and applied fields of magnetostrictive transducer

    用java編程語言編寫的曲線擬合模塊,對輸入的實驗數據進行了最小二乘法的曲線擬合;根據曲線擬合結果可從帶激勵線圈的磁致伸縮換能器的輸入阻抗中離出磁致伸縮換能器鐵芯在無激勵電流時由機械振動形成的等效輸入阻抗,並由此輸入阻抗確定磁致伸縮換能器的諧振率及電氣模擬參數。本課題提出的方法與傳統的諧振?反諧振法相比,能更準確地確定磁致伸縮換能器的諧振率及其電氣參數。同時,採用當前比較先進的web技術,實現了基於jsp的磁致伸縮換能器web電氣模擬系統,該系統具良好的人機界面和資共享、信息發布功能。
  4. Company now have independence develop ten many china patent and many independence intellectual property ' s software copyright ' s product ; company major product : cable television consumer management control system ( but look for address 2 - 8 branches allot style, 8 - 32 gather line style ) ; shoot frequently plus unfasten harass system ( crowd plus crowd unfasten, cent two sections, point channel shan unfasten ) ; video frequency number subsections plus unfasten harass system ; cable television network burglarproof sow system ; number cable television product is with number mmds ( microwave ) systematically ; general purpose type prevent thunder supply electric appliances, shoot frequently automate supply electric appliances, but look for address control supply electric appliances ; power supply prevents thunder protection product ; pass flow branch, dispenser, split utensil, cavernous wave utensil, power supply inserts utensil, but transfer attenuator, but transfer equalizer wait for

    目前擁十多項中國專利和多個自主知識產權的軟體版權的產品;公司主要產品:線電視用戶管理控制系統(可尋址2 - 8戶配式、 8 - 32戶集線式) ;射加解擾系統(群加群解、兩段、按道單解) ;視數字段加解擾系統;線電視防盜播系統;數字線電視產品與數字mmds (微波)系統;通用型防雷供電器,射自動控制供電器,可尋址控制供電器;電防雷保護產品;過流支、配器,流器、陷波器、電插入器,衰減器、均衡器等。
  5. With the advance of semiconductor manufacturing, circuits with increasingly higher speed are being integrated at an increasingly higher density, which makes analysis and verification of power grid integrity more important. power grid integrity includes four issues, namely, ir drop analysis, ground bounce analysis, ldi / dt from the pin inductance and em analysis

    隨著超大規模集成電集成度和工作率的不斷提高,電格完整性析變得越來越重要,一般四個關鍵問題: ir電壓降析、接地點電勢上升( groundbounce )析、來自引腳電感的ldi / dt析和電子遷移率em析。
  6. Improving method for surface electromyography denoising based on wavelet transform

    基於模型的器件時域限差建模方法
  7. The net go toes the teaching to have already become a main current direction that develop of education ; the teaching on the network have broken restricts in time and areas, share profits to use the resources advantage of the school, and is a kind of exploitation network to proceed teaching of gathering voice images video data in the hand overing of integral whole with each other remote education courseware ; user can view the multi - media teaching by interview the hypertext pages ; is a kind of method of sharing the information means, conveniently and quickly

    基於internet的現代遠程教育通過構建一個開放性的教育環境,克服了傳統教育在時間、空間上的限制,對于效地發揮現各種教育的資優勢,實現資的合理配置,發展教育事業起著非常重要的作用。上教學已成為教育發展的一個主流方向,充利用學校的資優勢。課件是一種利用進行教學的集語音圖像視數據於一體的交互遠程課件;可以使用戶通過訪問超文本頁面瀏覽多媒體教學;是一種方便迅速的共享信息手段。
  8. Future wireless communication systems trend to provide multi - services to mobile users. cdma technique is adopted by the 3rd generation mobile communication systems due to its flexibility in supporting multi - services. how to keep qos of heterogeneous services and utilize the scarce radio spectrum resources is challenging for 3rd generation mobile communication systems in this thesis we developed a radio resource allocation framework for wireless code division access ( cdma ) networks that support multi - class traffic with different data rates and bit error rate requirements. we proposed a new resource allocation scheme using joint adaptive power control and mmse multiuser receiver in multipath fading system

    為移動用戶提供多種業務服務是未來無線通信的主要發展方向。由於cdma技術具靈活支持多種業務的優點,因而被第三代移動通信系統所采納。如何在惡劣的無線傳播環境里以及用戶運動且相互干擾的情況下為為各類業務提供qos保證,同時充利用珍貴的無線譜資,是基於cdma技術的第三代蜂窩通信系統必須致力解決的問題。
  9. The task is to design a advanced digital video surveillance system for the bank, combined with several technical fields such as digital video, digital image and network of computer etc. in the design of the system, the author has completed video capture, video display, video storage, video compression, motion detection, video transmitting, video accept, and created a lan, and realized ip multicast

    基於銀行的數字視監控系統目的在於充利用銀行現的前提下,結合先進的數字技術、技術、視技術、圖像處理等技術設計出一款適合於銀行的純數字視監控系統,在區域銀行實現聯監控,智能化監控,具一定的先進性。
  10. Hence the system can theoretically support unlimited number of users at one time. on the other hand, since each stream is shared by numerous users, it ' s difficult to provide sufficient interaction to make the users much satisfied. as a result, we can see that these two kinds of systems are complementary to each other

    組播方式中,所觀看同一節目流的用戶共享服務器資,由智能的交換系統提供發,用戶只能象選擇電視道的方式更換節目,而沒象看錄像機光盤節目所具的快進搜索方面的功能。
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