調頻調幅 的英文怎麼說

中文拼音 [diàobīndiàofú]
調頻調幅 英文
frequency and amplitude modulation
  • 調 : Ⅰ動詞1 （配合得均勻合適） harmonize; suit well; fit in perfectly 2 （使配合得均勻合適） mix; adju...
  • 頻 : 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...
  • 幅 : Ⅰ名詞1. （布帛、呢絨等的寬度） width of cloth 2. （泛指寬度） width; size 3. （姓氏） a surname Ⅱ量詞（用於布帛、呢絨、圖畫等）
  • 調頻 : frequency modulation （fm）; frequency adjustment調頻磁帶錄音機 f m magnetic tape recorder; 調頻...
  • 調幅 : [電子學] amplitude modulation （am）; amplitude調幅發射機 amplitude modulated transmitter; 調幅 ...
  1. It has manual transmission, plenty of trunk space and an am / fm stereo cassette player.

    它有用手操作的傳動系統，充裕的行李箱空間和調幅調頻的立體聲盒式收錄音機。
  2. The modulation of sound properties over a wide range of time scales is one of the most obvious characters of oscine passerine ' s vocal, whose song contains many different kinds of syllables that consist of many more multiple song phrases. in oscine passerine, ipsilateral projections of ra to nxiits innervates the ipsilateral syringeal muscles exactly, and thus they have strong ability of vocal control with variable tones, high frequency and higher lever of quality. as a result, the songs sound well

    鳴禽鳴囀的最大特點之一便是其單次鳴唱時間長，鳴唱所包含的音節數量和音節種類繁多，因而由這些音節所組成的句型結構也是復雜多樣富於變化，且由於nxiits嚴格的側別控制（每一側核團只支配同側鳴肌） ，使其具有更強的控聲能力，其鳴聲音調變化幅度大，頻率高，品質因數大，音色好，因而其鳴聲也悅耳動聽。
  3. The character of radar system is restricted by parasitical am. to restrain parasitical am, a low pass filter is used in the if circuit. the result shows that the fmcw detecting range of the radar with the filter is greater than that without

    較大的vco寄生調幅對雷達的作用距離有嚴重影響，對此，本文進行了分析，並提出了一種在中頻電路中用濾波電路進行抑制由寄生調幅帶來的于擾信號的方法。
  4. Compared with non - passerine, they appeared longer syllable length, higher basic frequency and more viable frequency ranges. though the amplitude modulation properties enhanced their vocal production, the type of syllable is still stable and less of variety. so the phrase consisted of syllables are comparatively few and changes of the tone are relatively less

    且表現出很強的頻率調制特性和特有的幅度調制特性，相對的音節時程比較長，基頻較高且頻率變化范圍較大，所特有的幅度調制特性更增加了其控聲的能力，但其音節的種類仍很單一，缺乏變化，由音節所組成的句型較少，音調變化幅度不大，因此，其叫聲質量盡管較非鳴禽有所改善，但相對鳴禽而言卻又遠遠不如。
  5. Internally synthesized fm, am and phase modulation

    內部合成調頻，調幅與調相
  6. Standard for protection distance from highway to am fm and tv rebroadcast stations

    調幅收音臺和調頻電視轉播臺與公路防護商距標準
  7. Standard for protection distance from highway to am, fm and tv rebroadcasting stations

    調幅收音臺和調頻電視轉播臺與公路的防護間距標準
  8. Intermediate - frequency transformers and oscillator coils for transistorized amplitude modulation broadcast receivers

    半導體調幅廣播收音機用中頻變壓器及振蕩線圈
  9. Dvi lvds 10 bit supported portable video signal generator

    調頻調幅信號產生器與遙控控制器
  10. The carrier wave is modulated directly by the baseband signal at several frequency point in l band and s band. firstly, this paper clarifies the theory of i / q modulation, elaborates evm and acpl, and analyzes the effect of amplitude and phase unbalance and dc offset on evm. secondly we review the basic principle of phase locked loop and it ’ s composing parts, including the basic conception and design method of pll frequency synthesizer, especially introduce the charge pump pll frequency synthesizer in detail

    首先，在闡述i / q正交調制基本原理的基礎上，通過對誤差矢量和鄰近通道功率泄漏的詳細分析，定性、定量地討論了各種非理想電路因素（如相位不平衡、幅度不平衡、直流偏差等）對調制器性能的影響;其次，介紹了鎖相環的工作原理和基本組成部分，包括鎖相環的設計和環路濾波器的設計，特別詳述了電荷泵鎖相頻率源;第三，介紹了採用直接調制技術模擬衛星信號的射頻前端的設計;最後，對整個直接射頻調制系統進行測試，結果基本上達到了課題要求。
  11. Crystal oscillator circuit of eddy current sensor and its application in liquid resistant digital caliper

    定頻調幅式電渦流傳感器電路及其在防水數顯卡尺中的應用
  12. The nucleus is the software in the design and realization of virtual instruments. we use the design method of module and use many papers to describe the whole building process of the typical signal generation module, date handling module, date reading and writing module, resultdemonstrate module. as the conclusions, we also offer the panels and the diagrams of virtual signal frequency spectrum analytical instrument, virtual butterworth filter, virtual signal generation instrument, virtual integrator and differentiator regulator and amplitude modulation wave counter modulation instrument

    本文採用模塊化設計方法，詳細描述了典型信號生成模塊、數據處理模塊、數據讀取和存儲模塊、顯示模塊等軟體開發的全過程，分析、解決了設計及實現過程中出現的問題，並給出了已實現的虛擬信號頻譜分析儀、虛擬巴特沃斯濾波器、調幅波解調器、虛擬信號發生器、虛擬積分器和微分器等實驗教學用虛擬儀器的前面板圖和程序流程圖。
  13. I should ( also ) point out ( that ) an am - fm stereo radio is included

    我還想指出， （車上）配有調幅-調頻立體聲收音機。
  14. The error probability of binary am is greater than for binary fm by a factor of at least 6

    二進制調幅的誤差概率比二進制調頻至少大5倍
  15. There are certain differences between am and fm receivers

    調幅和調頻接收器有所不同。
  16. Model cbm - 443bf am fm4 - section film dielectric variable tuning capacitor

    Cbm - 443bf型調頻調幅四聯薄膜介質調諧可變電容器
  17. Model cbm - 443af am fm4 - section film dielectric variable tuning capacitor

    Cbm - 443af型調頻調幅四聯薄膜介質調諧可變電容器
  18. The power includes the following characters : being able to output signal - pole, double - pole and multi - pole spwm waves ; being able to output square wave ; being able to modulate frequency and modulate output voltage range

    該電源具有如下特點：可以輸出單極性、雙極性和混合極性spwm波；可以輸出方波；可調頻調幅。
  19. The spwm algorithm using symmetrical sample in this controller, can alter its frequency and amplitude. the good performance of the bldc motor controller using dsp is verified by the experiment

    本文在分析了幾種spwm調制方法的基礎上，將基於對稱采樣法的spwm調制演算法應用於本設計中，產生了可調頻調幅的正弦波脈寬調制信號。
  20. The general signal sources represented by arbitrary waveform generator ( awg ) have become the most popular instruments in modern testing domains. awg can not only generate conventional waves such as sine wave, triangle wave, square wave, etc, but also generate unconventional waves such as linear frequency modulation wave, phrase modulation wave, amplitude modulation wave etc, the most important, it can create arbitrary wave

    由於它可產生包括各種理想及非理想的波形信號，不但可以產生純凈的正弦波、方波、三角波等常規波形，而且可以產生線性調頻、調相、調幅信號以及程式控制占空比的低占空比方波，更為重要的是，能夠根據用戶測試需求生成任意波形。
分享友人
分享到 Line

分享到臉書