相頻特性 的英文怎麼說
中文拼音 [xiāngbīntèxìng]
相頻特性
英文
frequency-phase characteristic- 相 : 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...
- 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...
- 特 : Ⅰ形容詞(特殊; 超出一般) particular; special; exceptional; unusual Ⅱ副詞1 (特別) especially; v...
- 性 : Ⅰ名詞1 (性格) nature; character; disposition 2 (性能; 性質) property; quality 3 (性別) sex ...
- 特性 : characteristic(s); character; performance; features; properties; behaviour; response; character...
-
The traditional analog frequency - sweeping instrument, which mostly uses the lc circuit as the frequency oscillator, is more expensive, too much bigger and heavy to carry. it can only display the curve of amplitude - frequency, but ca n ' t used to measure the phase - frequency, and ca n ' t used to print the curve of frequency response characteristic either. it brings many discommodity to the user
傳統的模擬式掃頻儀大多是用lc電路構成掃頻振蕩器,它不僅價格昂貴,體積龐大,而且只能顯示幅頻特性曲線,不能得到相頻特性曲線,更不能列印被測網路的頻響曲線,給使用者帶來諸多不便。Gmc network has better high - frequency performances and is easier to control on chip than rc network
與傳統的電阻電容結構相比,跨導電容結構有更好的高頻特性,在集成電路中較易控制。The key components in laser gyro is he - ne ring laser, and the reciprocal action theory between light and medium is the base in studying the ring laser, use the lamb half classical theory, and on the base of density matrix theory, the optical brounch equation was established, which described the movement of amplifying medium atom in the ring syntonic cavity, and according to the medium polarize theory the self consistent equations was deduced, which describe the light intensity and phasic of the counter - propagating wave. on the basis of this equations, adopted the simulation software matlab and virtual instrument programming language labwindows / cvi, we can do some simulated experiments in study the phenomenas such as amplify and dispersive characteristic of medium, mode pushing effection, burned hole effection and pattern competition, lock - in of frequency and the characteristic of light intensity and phasic of the counter - propagating wave in laser gyro
激光陀螺的核心部件為he - ne環形激光器,而掌握光與介質的相互作用理論是研究激光器的關鍵,採用拉姆半經典理論為主,在密度矩陣理論的基礎上,推導環形諧振腔中描述he - ne氣體增益介質原子運動的光學布洛赫方程,運用介質極化理論得出描述激光陀螺反向行波的光強、位相所滿足的自洽場方程組,在此基礎上,運用matlab模擬軟體和虛擬儀器編程語言labwindows / cvi ,對激光陀螺中的介質增益色散特性、頻率牽引效應、燒孔效應及模競爭、閉鎖效應及環激光的光強和相位特性進行模擬試驗研究,並且運用全量子理論,對激光工作原理進行分析,得出二能級系統單模輻射場的光子數密度分佈,得出激光場的光子統計分佈,模擬激光場的動態建立過程。Dynamic characteristic of the fan system was tested in this paper. the time constants of acceleration and deceleration was gotten and bode diagram of frequency response was presented. the results show that the frequency response of the system is satisfying in the range up to 0. 2 hz
本文對風機系統的動態特性進行了測試,得到了它的加減速時間,並通過譜分析法得到了系統的幅相頻響應曲線( bode圖) ,結果表明系統在低於0 . 2赫茲范圍有較好的相應特性。In the end, the main content of this dissertation is addressed. in chapter 2, based on the analysis of present vibrator ' s principle and structure, two kinds of transfer functions and frequency response curves of the vibrator, driven by voltage feedback power amplifier and current feedback amplifier, are given separately. and turnover frequencies between different frequency rangs are also given
第二章分析了標準振動臺的工作原理和結構,在此基礎上,建立了標準振動臺的機械和電氣方程,給出了恆壓源和恆流源功放激勵下的振動臺傳遞函數及幅頻、相頻特性曲線,列出了不同頻段間的轉折頻率。In this dissertation, the researches on the application of cdma in fiber - optic communication systems have been reviewed, and several key techniques in the application are proposed with theoretical analysis. in traditional researches and applications of the hfc cdma communication system, the gold sequence was used as the users " address code. in this paper, we analyze the characteristics of the m sequence in detail
本文突破了以往在hfc系統中使用cdma擴頻技術通信時,通常都採用gold序列來作為地址碼的慣例,分析和提出了在hfc的特定環境中,使用同一m序列在某時刻具有的不同相移序列,來構成一個小區的地址編碼,能夠達到多用戶通信時比使用gold序列進行通信具有更好的相關特性。Log phase - frequency characteristics
對數相頻特性According to the actuality of the present research on ct, this paper introduces the measurement principle of rogowski coil and analyzes the factor that influence the precision of measurement, we bring forward a new design scheme based on the rogowski coil
本文首先介紹了國內外電流互感器發展現狀,重點對rogowski線圈測量原理進行分析,研究了線圈的穩態測量誤差以及幅頻特性、相頻特性、暫態時間響應特性,論證了羅氏線圈作為傳感器單元所具有的優良特性。Error related to the model establishing and screen cover is studied in both theoretical and experimental way. according to the causation of the error, the adjustment part is adopted in the processing of signal. in addition, the characteristics between amplitude and frequency are also analyzed
本文重點對影響rogowski線圈測量的諸多因素進行分析,研究了線圈的穩態測量誤差以及幅頻特性、相頻特性、暫態時間響應特性,論證了羅氏線圈作為傳感器單元所具有的優良特性。Phase - frequency response characteristic
相頻特性Phase - frequency characteristics
相頻特性Frequency - phase characteristic
相頻特性It ' s an important factor to measure phase difference for studying phase frequency characteristics of the network
摘要相位差的測量是研究網路相頻特性的一個重要方面。8 the frequency responses of a function are the plots of the amplitude and phase of this function versus frequency that are called the amplitude response and the phase response
頻率特性是這個函數的大小和相位隨頻率的變化曲線(情況) ,分幅頻特性和相頻特性。The method is to judge whether a system is stable by analyzing the amplification of loop circuit based on amplitude frequency response and phase frequency or not
這種方法是將電路的幅頻特性和相頻特性曲線結合起來對環路增益進行分析,以此作為判斷系統是否穩定的依據。The digital tester for frequency response characteristic, which is also called frequency - sweeping instrument, plays a very important role in modern electronic measurement
掃頻儀也稱頻率特性測試儀,用於測試網路的幅頻特性和相頻特性,在現代電子測量中佔有重要的位置。Ultimately, we obtained normalized abnormal curves for the frequency responses, through which we could reveal hew the sealed pressure case impacts the responses of the magnetic field sensor
在響應輸出端,測取幅頻特性和相頻特性,獲得歸一化的對比資料和頻響異常曲線,從而對密封前後磁場傳感器的性能變化有較清楚的認識。At first, the algorithms for " nose - to - nose " calibration technology acquiring the parameters are introduced, including the algorithms for acquiring the impulse response, the step response, the rise time, the amplitude response and the phase response
首先,介紹了「 nose - to - nose 」校準技術獲取示波器沖激響應、階躍響應、過渡時間、幅頻特性和相頻特性的各種演算法。Ds signal is twice modulated with the rapid pseudorandom noise sequence and the carrier. so it appears cyclostationary. in the field of spectral correlation, ds signals appears its characteristic as fallows : for the amplitude of spectral correlation, the information of carrier frequency and pn code rate are contained on the spectrum frequency equal to zero sheet, and also the pn code rate is contained on the sheet of spectrum frequency equal to carrier frequency ; for the phase of spectral correlation, the information of carrier initial phase is contained on the sheet of cyclic frequency equal to double carrier frequency
Ds信號是經過高速偽隨機序列和正弦載波二次調制的寬帶信號,因此具有周期平穩特性,它在譜相關域表現為:幅頻特性在譜頻率等於零截面切片上包含了載頻和偽碼速率信息特徵,在譜頻率等於載頻截面切片上包含了偽碼速率信息特徵;相頻特性在循環頻率等於兩倍載頻截面切片上包含了載波初相信息特徵。In particular, the bridge tap at the receiving side will make some sub - channels unusable. to that end, bridge taps on adsl lines must be examined and removed as much as possible. most importantly, there should be no bridge tap of any form at the receiving side
第四,線路的橋接抽頭將顯著地改變線路插入損耗的頻響特性和相頻特性,特別是接收端附近的橋接抽頭將導致某些子通道無法使用,所以在使用adsl時,一定要檢測線路上的橋接抽頭,並盡可能地去除橋接抽頭。分享友人