正信號 的英文怎麼說

中文拼音 [zhēngxìnháo]
正信號 英文
positive signal
  • 正 : 正名詞（正月） the first month of the lunar year; the first moon
  • 號 : 號Ⅰ名1 （名稱） name 2 （別號; 字） assumed name; alternative name3 （商店） business house 4 （...
  1. We are using this transistor to amplify a telephone signal.

    我們正在使用這種晶體管來放大電話信號。
  2. Emphatically, this paper discusses the pattern of signal and antenna radiation of the system, the design principles and technologies of audio - generator and monitor, and the modification of measurement deviation. through special tests and aviate experiments, it has been proved that the performance of the domesticalized system is better than of the initial system

    文中重點分析了俄制分米波儀表著陸系統的信號格式和天線輻射場型，著重闡述了系統中音頻信號產生器和監測器的設計原理和實現技術，對信號檢測中的測量誤差進行了分析並設計了有效的修正方法。
  3. You are being brainwashed - i have a tivo

    你正在被洗腦，因為我有電視信號錄像機。
  4. Due to existing signal processing technology ’ s shortage such aslow measurement, narrow measurement range precision and other poor performance, we introduced a high - precise signal processing technology : firstly, to get power spectrum with hanning windowed welch modified periodogram, search its peak value frequency ; secondly, to apply zooming analysis via goertzel algorithm ; at last, to get a highly precise doppler frequency with energy centrobaric rectifying algorithm 。 the simulating result indicated that this technology introduced could get accurate doppler frequency 。 depending on above discussed technology, we designed a signal processing scheme, and developed a signal processing system. the running result showed high performance, verified the feasibility and reliability of the highly precise signal processing technology introduced. in a word, the technology improved ldv ’ s performance such as measurement precision, measurement range, dynamic response time 。 and it will have a wide application foreground

    針對存在的缺點，本文提出了一種應用於激光多普勒測速的高精度信號處理技術，即首先利用加hanning窗的welch修正周期圖演算法得到信號功率譜，搜索其譜峰值頻率，接著利用goertzel頻譜細化演算法對搜索的譜峰進行細化分析，再引入能量重心頻譜校正演算法對細化后的譜峰進行校正分析，從而將離散頻譜分析演算法、頻譜細化演算法和頻譜校正演算法三者有機結合起來，充分發揮各自的優點:通過加hanning窗的welch修正周期圖演算法快速得到功率譜及峰值頻率，通過goertzel演算法獲得分析頻帶的高解析度頻譜，然後通過能量重心校正演算法對細化后的頻譜進行高精度校正，這樣不僅保證了演算法的高效性，而且大大提高了分析的精度。
  5. The signal we named it fundamental wave ; according to the fundamental wave, coefficients of the fundamental wave can be lined in a sequence. when the unique of the dissolve of the fundamental wave can be confirmed, the sequence of the coefficients can be regarded as one of representation forms of the signal itself ; theory of dissolvable signal shows that when order of the matrix of fundamental wave sampling equals to number of fundamental waves, the sequence of the sampling values from sampling points must be matched one by one with the sequence of the coefficients of fundamental waves. the sampling composed by sequences of the sampling values must be full sampling ; the relevant deductions of the theory of dissolvable signal shows that when sampling the signal, sampling frequency must be lager than the ratio of the number of fundamental waves to the occupation time of the fundamental waves ; to band - limited signals, when the fundamental wave is a sine signal, the results from the relevant deductions of theory of dissolvable signal is coherent to the classic sampling theory

    本文通過分析認為，當信號集中的任一信號可表示為一系列已知信號的線性代數和時，信號集便構成可分解信號集，已知信號稱為基波信號；對可分解信號而言，基波系數構成一序列，當對指定的基波信號集分解唯一確定時，系數序列本身便是信號的一個表示；可分解信號采樣定理指出當基波樣值矩陣的秩等於基波數時，則由采樣點處的采樣樣構成的樣值序列必與基波系數序列一一對應，從而由該樣值序列構成的采樣必為完全采樣；可分解信號采樣定理中的推論指出，對信號集進行采樣，采樣頻率必須大於其信號分解的基波數與其對應時長之比；對有限帶寬信號，若基波信號為正弦信號時，由可分解信號采樣定理推論給出的結論與經典采樣定理一致。
  6. In the circuit, using the way of step - by - step magnify, a normal sine wave signal through former circuit export for the next circuit, and this signal that have been magnified push the next step. the main magnify circuit use the method of high power dynatron that is parallel connection

    在迴路中採用逐級放大的方法，將一個標準的正弦波信號通過前級放大，輸出給后級，推動后級放大迴路，主要的功率放大迴路中採用大功率三極體並聯實現功率放大輸出。
  7. Letter ratio : point biggest not lose the signal strength of the true voice with at the same time of the emanative noise strength opposite voice for of ratio, usually with meaning, letter comparing more bigly, turn on electricitying the road more small, quality more pure and unadulterated. want to choose the letter the ratio in the product of above. new of summer is with the series the product s letter ratio all in the above, have more professional of performance

    信噪比：指最大不失真聲音的信號強度與同時發出的噪音強度之間的比率，通常以表示，信噪比越大，功放電路的相對噪聲就越小，音質就越純正。要選信噪比在以上的產品。夏新和系列產品的信噪比都在以上，有更加專業的表現。
  8. Non - linear self - emendation and temperature - bias self - compensate techniques of array silicon piezoresistive pressure, acceleration sensor is also reported

    還討論了信號處理電路、非線性自校正、溫度漂移自補償及數據融合等技術。
  9. Chapter 3 discusses the modules used in the fh - mpsk and fh - / 4dqpsk systems. these modules include : duc / ddc ( digital up converter / digital down converter ), nyquist flitter, burst start detection, interpolation module, pll ( phase locked loop ), pll error extraction, initial phase correction and the coding and decoding for tcm

    第三章主要討論了跳頻模式下fh - mpsk和fh - 4dqpsk系統中各個模塊的設計，這些模塊包括：上下變頻器、奈奎斯特濾波器、信號到達檢測、插值模塊、通用環路、各環路誤差提取方法、初始相位校正和tcm編譯碼。
  10. Asymmetrical distribution of cortactin appeared when gastrulation starts, with higher staining in the dorsal part of the embryo, while much lower in the ventral part

    在胚盾附近區域，即未來的胚胎背側，染色信號較強，皮層蛋白標志了正在發生匯聚遷移的細胞。
  11. The experiment apparatus has been developed, which is based on software ( labview ) and hardware ( pci board ni 6024e ). the displacements and generative force at the tip of the ipmc actuators were measured with respect to the different voltages, frequents and various waveforms which include square, sinusoidal, and triangular wave

    實驗選取了不同電壓幅值，不同頻率的方波、三角波、正弦波三種波形作為電激勵信號，利用高速攝像記錄ipmc的位移變形，並通過力傳感器實測了ipmc試樣末端的輸出力。
  12. With the continuous developments of modern radar technology and anti - electronic technology, the electromagnetic environment hade become more complicated, the transmitted signal ' s carrier frequency had become higher, frequency band occupation had become wider, the form of the signal had become more concealment

    數字信號處理相對于模擬信號處理的優越性主要表現在精度高、靈活性強、可靠性好、易於大規模集成及存儲等，所以正受到工程界越來越多的關注。
  13. The profit signal and noise vectors are orthogonal to each other, so the variation vector is the hypotenuse in a right triangle

    有效信號適量和噪聲信號適量相互正交，所以變量矢量是直角三角形的斜邊。
  14. Programs can register to handle various kinds of signals, but signals can happen at the most inopportune times, including while you re already handling another signal

    程序可以注冊處理各種類型的信號，但是信號可能會在最不合適的時候出現，包括您正在處理另一個信號的時候。
  15. Psittacula agapornis ), oscine passenon ( emberiza rutila ) and the vocalizations of sub - oscine passerine ( melopsittacus undulates, psittacula agapornis ) after sectioning nxiits were recorded by sharp gf - 6060 recorder. cooledit2000, an acoustic analyzing software, was used to produce the original wave and it ' s expanded time windows, sonograms, spectrums and power static histograms. to distinguish the acoustic differences of their natural vocal and to find the changes of sub - oscine passerine ' s song after sectioning nxiits, the above results is acoustically analyzed and compared, expecting to provide some advantage to further explaining the mechanism of vocal production

    本實驗以非鳴禽（家鴿、家雞） ，亞鳴禽（虎皮鸚鵡、牡丹鸚鵡）以及鳴禽（栗? ）為實驗材料，記錄其正常叫聲以及亞鳴禽斷nxiits后的叫聲，用cooledit2000聲音處理軟體制出原始信號及其展開圖，聲圖，頻率譜圖以及能量統計分布圖，並對所得結果進行聲學比較分析，以期得到鳴禽、亞鳴禽及非鳴禽叫聲在聲學特性上的差異，以及亞鳴禽在斷神經后叫聲的聲學變化，旨在為進一步解釋其發聲機制提供幫助。
  16. In order to examine the south motorcycle engine preignition phenomenon, using the rich burning information of the massive ions which are produced when the air cylinder is burnt, through analyzing the wave form difference between lighting a fire normally and firing early, it can be determined whether preignition occurs or not

    為了檢測南方摩托車發動機早燃現象，利用其氣缸內燃燒時產生大量的離子電流信號所包含的豐富燃燒信息，對其火花塞正常點火和熾熱點火離子電流顯示的波形進行研究分析，從而確定是否發生早燃。
  17. The second, at the high frequency primary coil, when switch turn on with control signal ( the spwm pulse is modulated ), in the positive or negative semi - period of low frequency modulation signal, transformer coil with same direction voltage. the magnetic flux of transformer core will increase step by step. at the end, it leads to magnetic flux saturation

    二、在高頻變壓器原邊，當開關管接收控制信號脈沖列（經調制的spwm波列）導通時，在低頻調制信號的正半周或負半周內，施加在變壓器繞組上的是同一方向的電壓，變壓器磁芯中的磁通可能將級進地逐漸增加，導致磁芯飽和，造成磁偏或單向磁化，導致低頻電信號放大失真或由於很大的磁化電流而無法正常工作。
  18. The output of this correction signal can be used to drive a simple auto - focus servo. a typical example of such a servo is illustrated below

    修正信號的輸出可以用於驅動一個簡單的自動聚焦伺服器。下圖為一個自動聚焦伺服器的示意圖。
  19. Based on the three - antenna method, the three - cable method has been devised to be applied to correcting for variations in cable transfer characteristic due to motion, flexure or aging

    摘要根據三天線法的原理，提出了用三電纜線法來校正信號傳輸中由於電纜線的移動、彎曲或老化引起的電纜線傳輸特性的變化。
  20. The data decoding system entails several subsystems : demodulator, error detection and correction ( edc ), demultiplexor, and digital - to - analog converters

    數據解碼系統需要幾個子系統：解調器、誤碼探測和糾正、信號分離器、和數字模擬轉換器。
分享友人
分享到 Line

分享到臉書