相位累加器 的英文怎麼說

中文拼音 [xiāngwèilěijiā]
相位累加器 英文
accumulator phase
  • : 相Ⅰ名詞1 (相貌; 外貌) looks; appearance 2 (坐、立等的姿態) bearing; posture 3 [物理學] (相位...
  • : Ⅰ名詞1 (所在或所佔的地方) place; location 2 (職位; 地位) position; post; status 3 (特指皇帝...
  • : 累Ⅰ形容詞(疲勞) tired; fatigued; weary Ⅱ動詞1. (使疲勞; 使勞累) tire out; wear out 2. (操勞) work hard; toil
  • : 名詞1. (器具) implement; utensil; ware 2. (器官) organ 3. (度量; 才能) capacity; talent 4. (姓氏) a surname
  • 相位 : phase position; phase
  • 累加 : accumulation; cumulation; summation累加器 [自動化] accumulator carriage; accumulator register; ac...
  1. In this paper, the concept of acceleration ambiguity function ( aaf ) and acceleration resolution is put forward for the first time. using aaf, the effects of target ' s relative acceleration on several outputs of a linear - phase matched filter are analyzed, such as the output signal - noise - ratio loss, the doppler resolution, the constraint on optimal accumulative time ( opt ) and their tolerable limits

    論文首次提出並研究了速度模糊函數和速度分辨力的有關概念,並以速度模糊函數為分析工具,詳細討論了速度對線性匹配濾波的輸出信噪比的損失程度、對多卜勒頻率分辨能力的影響程度、對最優參積時間的約束關系以及線性匹配濾波輸出受速度影響的容限等問題。
  2. Optimal design for phase accumulater of dds based on verilog hdl

    相位累加器的一種優化設計
  3. The direct digital frequency synthesizer is a kind of fully digitized frequency synthesizer, which consists of the phase accumulator, the sine look - up table, the digital to analog converter and the low band filter. it is of high frequency resolution, fast frequency switching speed, low phase noise, the ability to switch frequencies while maintaining constant phase, and the ability to producing arbitrary waveforms

    直接數字頻率合成是一種全數字化的頻率合成,由相位累加器、波形rom 、 d a轉換和低通濾波構成, dds技術具有頻率解析度高、頻率切換速度快、頻率切換時連續、輸出噪聲低和可以產生任意波形等優點。
  4. During my studying of postgraduate, i have accomplished above - mentioned researches and results listed below : 1 ) accumulated lots of experimental data of non - contact life - parameter detection system under different conditions, which is a good foundation for the next stage of this research. 2 ) brought forward the method of using adaptive processing to constrain the self - dithering interference. 3 ) brought forward the method of using acceleration sensor to detect the self - dithering interference as the referring signal of the adaptive filter. 4 ) compared the performances of adaptive algorithms based on fssms and vsslms, which is the basis of parameter - setting for applying adaptive processing to constrain the self - dithering interference in this subject. 5 ) constructed the mathematical model between the self - dithering interference and its radar return signal. 6 ) drew the conclusion of that there exists the correlativity between the self - dithering interference and its radar return signal. 7 ) drew the conclusion of that there exists the adding relation between the radar return signal of the self - dithering interference and the detecting signal. 8 ) developed the software for constraining self - dithering interference of non - contact life - parameter detection system

    在就讀碩士研究生期間,本人從事以上工作取得的主要研究結果有: l 、積了大量的不同條件下非接觸生命參數檢測系統的實驗數據,為檢測系統的下一階段研究打下良好的基礎; 2 、提出了採用自適應處理抑制非接觸生命參數檢測系統的自抖動干擾; 3 、提出了採用速度傳感檢測非接觸生命參數檢測系統的自抖動干擾作為自適應處理的參考信號: 4 、比較了固定步長和可變步長兩類ms自適應演算法的性能,為自適應演算法應用於本課題的研究提供參數設置依據; 5 、建立了非接觸生命參數檢測系統自抖動和自抖動雷達回波信號之間的數學模型; 6 、得出了非接觸生命參數檢測系統自抖動和自抖動雷達回波信號具有關性的結論; 7 、得出了非接觸生命參數檢測系統自抖動雷達回波和第二頁第四軍醫大學碩士學論文檢測信號具有性關系的結論; 8 、研製了非接觸生命參數檢測系統自抖動干擾抑制軟體。
  5. 2. with a view to the theory of dds, this paper introduces the realization of dds, which based on programmable device. it also discusses in detail some key techniques such as the design of high speed phase accumulator and ram

    2 .從dds的原理出發,著重介紹了一種自行設計的基於可編程邏輯件fpga的dds電路的實現方法,並對其高速相位累加器、 ram查找表等關鍵技術進行了詳細討論。
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