frequency deviation 中文意思是什麼

frequency deviation 解釋
頻率離差
  • frequency : n. 1. 屢次，頻仍，頻繁。2. （脈搏等的）次數，出現率；頻度；【物理學】頻率，周率。
  • deviation : n 1 脫離，越軌，背離 （from） 。2 偏向，偏差。3 （統計上的）誤差。4 【航海】（故意）偏航。5 【數...
  1. △w is the radian frequency deviation from the center frequency.

    W是角頻率與中心頻率的偏離值。
  2. The analysis on the relationship of the center frequency deviation and the microstrip open - end effect is given

    同時分析了導致這種偏移的原因，並闡述了該方法的理論基礎。
  3. However we want to get the least absolute value of frequency deviation not the least square sum of it

    但是實際需要的是使頻率偏差的絕對值最小而不是頻率偏差的平方和最小。
  4. The over - current relay works to protect oscillation tubes and rectifier, when the current exceeds its limits. frequency deviation caused by faulty operation is also prevented

    當電流超過限制值時，過負荷電流繼電器自動保護振蕩管和整流器，同時可以避免由不當操作所引起的頻率漂移。
  5. This paper presents a method of improving on frame & horizontal synchronization in laser phototypesetter, by using singal - chip computer system to detect real - time frequency deviation and adjust film transmission speed

    摘要提出了一種在激光照排機電控系統中，利用單晶片微機對轉鏡掃描光柵頻率信號的暫態波動量進行檢測、提取，並以此實時校正系統輸片速度，實現場掃描對行掃描的跟蹤、補償，從而提高行、場掃描同步精度的方案。
  6. The best approximations algorithm is just the method which can solve the mini - max solution of the least value of frequency deviation. because of the reason above, in this paper the best approximations algorithm is introduced into calculating the parameters of atcxo compensation network for the first time

    最佳一致逼近演算法正是能夠求解出使頻率偏差的絕對值最小的極小極大解的一種方法，為此將最佳一致逼近演算法首次應用於模擬溫補晶振補償網路參數的計算中。
  7. Power frequency deviation

    電源頻率偏差
  8. Transmitter maximum permissible frequency deviation

    發射機對答允許頻相偏
  9. Maximum permissible frequency deviation

    最大允許頻相偏
  10. An algorithm for estimating frequency deviation of high order qam carrier

    信號載波頻偏估計演算法
  11. A fast fourier transform algorithm to estimate carrier frequency deviation

    快速傅里葉變換載波頻偏估計演算法
  12. Frequency deviation noise

    頻率漂移噪聲
  13. Transmitting frequency deviation of high frequency

    高頻制頻率時的發射頻偏
  14. Signalling tone peak frequency deviation

    信令音峰值頻偏
  15. Wideband data peak frequency deviation

    寬帶數據峰值頻偏
  16. Such problems as the attenuation of dc elements and sine waveform, voltage sag and frequency deviation should be taken into account in order to analyze the transient process in the power system

    要分析電網的暫態特性，還必須考慮衰減直流分量和衰減正弦波，以及電壓缺口和頻率偏移等問題。
  17. Now the common algorithm which is used to calculate the parameter of the compensation network is the method of least squares which can calculate the result to make the least square sum of frequency deviation least

    目前國內外計算補償網路參數的常用演算法是最小二乘法，最小二乘法能夠求取使得使頻率偏差平方和最小的值。
  18. Peak frequency deviation

    頻率最大偏差
  19. Some modulation parameters, such as the carrier frequency and the symbol rate, can be estimated prior to the recognition of modulation types. such other parameters as the modulation index, the modulation frequency deviation, and the signal broadband can be further estimated after recognition

    部分調制參數如載波頻率、符號速率在識別之前獲得，在識別完成之後可以進一步估計調制指數、調制頻偏、信號帶寬等其餘參數。
  20. The task of carrier synchronization is tracking the frequency and phase of a carrier wave, the most effective means for tracking small frequency deviation and the phase of a carrier is using the phase - locked loop ( pll )

    載波同步的任務就是跟蹤載波的頻率和相位，對于載波相位及小頻偏的跟蹤，最有效的方式是使用鎖相環。
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