digital amplifier 中文意思是什麼

digital amplifier 解釋
數字放大器
  • digital : adj. 1. 手指的；指狀的。2. 數字的，數據的。n. 1. （鋼琴等的）琴鍵。2. 手指。
  • amplifier : n. 1. 【電學】擴大器；擴音器。2. 放大鏡；放大器。
  1. Digital lock - in amplifier based on dsp and sampling adc

    的數字鎖定放大器
  2. Sanow s products include : all kind of sizes and all kind of types ultraview digital lcd, tv antenna, vedio accessories, car dvd, car speaker, woofer, boom box, car amlifier, rca cable, amplifier kit, now out products cover all over the world such as north america australia europe and so on

    在一個有能力的專業的隊伍帶領下，公司形成了良好的生產製造體系和質量保證體系。由於卓越的品質和良好的環境管理體系使得公司通過了iso9000的認證。
  3. The input signals pass through the prepositive circuit which transforming the measured signals ( voltage or current ) into small voltage signals, the signal adjust circuit consist of programmable - gain amplifier and filter, and digital signal processor tms320lf2407 for data acquisition and processing in turns. provide the measuring results on lcd module. and also can transfer data to the pc ’ s rs232 for farther analyse

    採用前置電路將被測信號（電壓或電流）變換為小電壓信號，經過信號調理電路對信號進行程式控制放大和濾波后，通過tms320lf2407實現信號的數據採集、信息處理和計算，將測量結果通過液晶模塊顯示，還可經過rs232介面與計算機進行數據傳輸，做進一步的分析和應用。
  4. The delay chip, whose delay precision can be 10ps, wide band sample - hold amplifier ( sha ), and high speed and precise analog / digital conversion ( adc ) are used in the system

    能夠對5mhz以下的信號進行隨機采樣、波形顯示、頻譜分析，還能夠對採集的波形數據進行存儲、共享。
  5. The error of hall element is analysed and the compensative method is provided ; this paper makes the theoretical analysis of errors producing by the instrument amplifier and a / d converter. we adopt the technology of digital filter and linearization implementing by the neural network method

    對霍爾元件的誤差進行分析並給出補償方法；對儀表放大器和a d轉換器引起的誤差進行了理論分析；採用了數字濾波技術和採用神經網路方法實現的非線性校正技術進行軟體補償。
  6. This digital inverter amplifier ' s dc power is supplied by an ac / dc with pfc circuit controlled by 3854

    前級直流電壓由3854晶元控制pfc后的ac dc提供。
  7. The digital inverter amplifier is controlled by the dsp chip tms320fl240. the high performance of digital voltage and current control loops and the improved digital pi control arithmetic based on the current prediction techniques is achieved in the software. and the dead - time of inverter also is compensated

    系統中逆變器的控制採用tms320fl240晶元來實現，在軟體中實現了電壓電流的雙環控制，提出並在逆變中應用了電流預估計的pi控制演算法，並對控制死區進行了補償。
  8. 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。
  9. 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。
  10. This digital amplifier made up of a digital inverter can implement the sine voltage signal ' s power amplifying based on the digital signal processor. with the high processing ability of dsp, the advanced digital control arithmetic can be realized in the software. also the feasible and effective technique for the time delay compensation of digital control can be achieved

    該放大系統用數字化逆變器來實現電力系統正弦電壓信號功率的放大，利用dsp數字處理器高速的處理能力，可以使系統實現高性能的演算法控制，並且能靈活地對系統的誤差進行補償，從而實現逆變系統的高性能和高精度，為解決電力系統電容式互感器二次側帶負載能力弱的問題進行了有意義的研究。
  11. Digital to analog converter, analog integrated filter, bandgap reference and high drive capability operational amplifier are indispensability basic circuit of communication system

    數模轉換器、模擬集成濾波器、基準電壓源和高驅動能力運放等電路是通信系統中不可缺少的基本電路。
  12. Pertaining to a device that operates in a proportional or continuous manner, such as an analog amplifier. not discrete or digital, but analog

    用於修飾或說明一種設備（工作特性）的術語，這種設備以成比例或連續方式進行工作，例如用於說明模擬放大器的工作特性不是離散的或數字的，而是模擬的。
  13. Analysis of power amplifier linearizion technique for digital television transmission

    基於數字電視發射的功放線性化方案分析
  14. Digital design ： binary system, boolean algebra, logic gates, simplification of boolean functions, combinational logic. analog design ： amplifiers, frequency response, feedback, operational amplifier

    數位設計：二進位制、布氏代數、邏輯閘、布氏函數的化簡、組合邏輯電路。類比設計：放大器、頻率響應、反饋系統、運算放大器。
  15. The usage of digital signal and its merit in storage, transmission, and processing make people pursue to convert digital signal into pwm signal directly, which amplified through switching amplifier

    數字信號源的廣泛使用及數字信號在存儲、傳輸和數據處理上的優點，使人們開始追求直接將數字信號轉換為pwm信號，通過開關放大器進行放大，省去傳統功放所需的模數轉換環節。
  16. Compared with traditional feedforward, this paper presents an adaptive control method based on power detection minimization. with strong and fast digital signal processing ability, the adaptive system can control feedforward amplifier parameters exactly and suppress non - linear products at last by detecting changes of signals and environments

    與傳統前饋法相比，本文加入了基於最小功率檢測演算法的自適應控制電路，對輸入功率變化、溫漂和器件老化等導致系統性能下降的擾動進行自適應調整，使功放的非線性失真在很大程度上得到改善。
  17. Vda variable digital amplifier

    可變數字式濾波器
  18. Compared with analog power amplifier, digital amplifier has many advantages, such as hi - fi, high efficiency, good match between amplifier and loudhailer, easy update, convenient debugging and so on. and it can process not only digital audio signal but also analog signal. accordingly, it faces a vast market

    數字功放產品相對模擬功放有很多的優點:高效率、保真度較好、功放和揚聲器的匹配好、升級換代容易、生產調試方便等，且與未來的全數字式音頻廣播、高清晰度電視的發展趨勢相匹配。
  19. Digital amplifier led 5 - digit

    五位數碼led顯示的數字放大器
  20. The newest digital amplifier technique is mentioned while introducing the structure of digital audio system

    在介紹數字音頻系統結構的同時，還提到現時最新的數字功放技術。
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