square wave frequency 中文意思是什麼
square wave frequency
解釋
矩形波頻率-
In every signal you produce, from the sine wave frequency accuracy to the fast rise fall times of square waves, to
其好處是您能修飾所產生的每一個信號，從正弦波的頻率精度方波 -
It was found that the dropping rate in remnant polarization, pr ( n ), of the samples would be accelerated when a high intensity or low frequency or square - wave of electric field was applied or at a lower temperature
實驗結果表明，在高電場強度、低電場頻率和在方波電場的作用下以及較低的溫度下，鐵電陶瓷材料剩餘極化強度p _ r （ n ）下降的速度變快。 -
The features of the new type of integration scheme can be described as follow : high division and easy debug are achieved in the scheme ; accumulative total is used, and the discord of integer part and decimal part are avoided in the scheme ; it can divide as well as detect direction ; it can integrate the counter into isp device and then evaluate the maxim frequency of the counter ; it also integrate square wave and some logic devices into isp device, and then improve integration, reliability, stability ; and have the character of software designation instead of hardware designation and in - system programming, and it becomes very easy to modify the circuit and to extend the function
新型的集成化設計方案具有以下特點：細分數高而且調整方便；採用累積計數，避免大小數分別計數的不協調；細分同時完成辨向；可以在isp器件內完成計數功能，從而提高了計數器的最高工作頻率；同時將方波發生器和一些外圍的數字電路集成在一片isp器件內，提高了系統的集成度，性能可靠穩定；具有硬體設計軟體化及在系統可編程的特點，便於電路的修改和功能的擴展。 -
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。 -
A special circuit is designed to generate square wave with frequency up to 100mhz based on a high speed hysteretic and differential comparator
該電路以一個高速比較器為核心，具有差分、遲滯的特色，可產生頻率高達100mhz的方波。 -
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。 -
Through the monitoring on the frequency performance and square - wave response performance of manganese - zinc ferrite coil with different sizes., different ratios of winding and different matching impedances, the result shows that manganese - zinc ferrite coil with proper ratio of winding and matching impedance can effectively restrain the interference and damage which the over - voltage and large - current signals of the power system do to the on - line monitoring system
通過對不同尺寸、不同匝數比和不同匹配阻抗下的錳鋅鐵氧體線圈的頻帶性能、方波響應性能測試實驗，結果表明：適當匝數比和匹配阻抗的錳鋅鐵氧體線圈可以有效地抑制系統過電壓和大電流信號對在線監測系統干擾和破壞。 -
Theory analysis and practical measurements of response characteristics are done about two couplers. from the aspect of capacitive coupling, the frequency response characteristics of two sensors are assessed in terms of square wave response. at the same time, the amplitude - frequency relationship characteristics are calculated on the base of antenna model
對所研製的兩種內置傳感器響應特性進行理論分析與實際測量：從電容耦合原理角度採用方波響應分析傳感器及整個測試系統的頻率響應特性，從天線模型角度分析幅頻響應特性，局部放電實測結果也驗證了設計的傳感器的性能優良。 -
At the end of the thesis, the review on the developments of low - frequency square wave electronic ballast is given. then a novel two - stage low - frequency square wave electronic ballast for hid lamps is proposed with detailed proposed circuit analysis and control circuit description. finally simulation and experimental results are provided to verify its superiority
論文最後對低頻方波電路的發展概況作了綜述，在此基礎上提出了一種新型的兩級式低頻方波電子鎮流器，並對其工作原理及控制電路進行了詳細的分析，最後通過模擬和實驗結果對電路進行了驗證。 -
At the end of the paper, a novel two - stage low frequency square wave electronic ballast for hid lamps is proposed with detail design process. simulation and experimental results are provided to verify its superiority
最後論文提出了一種新型的兩級式低頻方波電子鎮流器，並給出了詳細的設計方法，論文同時提供了模擬及實驗結果對電路進行了驗證。 -
Using a general approach for designing two - dimensional photonic crystals of square lattice, we have found many structures whose absolute band gap hi the low or high frequency range is much larger than what has been reported in the previous literature. to speed up the computation, a fast plane - wave expansion method is introduced for calculating the band structures for such special photonic crystals
最後以gaas和te材料為基礎，通過像素分析法，從理論上提出了多種在低頻、高頻區域有大絕對禁帶的二維光子晶體，並且其禁帶寬度顯著優于所有已有文獻報道的光子晶體結構。 -
The specific route is as follows : firstly, the output signals from the multipath sensor are nornalized, i. e., all sensor signals ( including the analog data ) are transformed into multipath square wave pulse signals to form multipath parallel condition codes. these codes are treated as input signals for dac to obtain a series of dispersed analog signals for output as input signals for the vco. finally, a high frequency modulation signal is conducted at the vco ' s output
具體技術路線如下：先將由多路傳感器輸出的信號進行歸一化處理，即將所有傳感器信號（包括模擬量）轉換成多路方波脈沖信號，以形成多位并行信號的狀態碼，將其作為dac的數據輸入信號，從而得到一系列離散的模擬信號輸出，作為vco的輸入信號，最終在vco輸出端形成高頻的調制信號。 -
Therefore, it has been widely used in the domains of communication, radar, navigation, etc. this article focuses on the generating of the function waves which include sine wave, triangle wave and square wave, depict the concepts of dds ( direct digital synthesis ) and surveying frequency on equal precision, analyze the key techniques in the development and present solutions of function generator. author also present the system structures of hardware and software, discuss the performance indexes and consider the possibility of the system. finally, with respect to the problems in debugging and testing process, author do some analyzing and present the practical solutions
本文主要圍繞函數發生器輸出的正弦、三角和方波三種基本波形的產生這一課題來展開，闡述了其中的直接數字合成（ dds ） 、等精度測頻等概念;分析了研製函數發生器所需攻克的關鍵技術，提出了技術解決途徑;對方案軟體進行編制和系統進行設計、安裝調試，實現了課題功能;最後針對調試中出現的問題，進行了較深入的分析，並提出了實際的解決措施。 -
( 2 ) the properties of displacement measurement based on self - mixing interference are mathematically analyzed. first, how the external phase influences upon the output frequency, intensity, power and line - width is discussed. then, the output signal ' s properties modulated by four waves, including sine wave, square wave, triangular wave and saw tooth wave, is discussed
（ 2 ）通過數值分析討論了自混合干涉位移測量系統的基本特性，包括外腔相位對輸出光頻、輸出強度、輸出功率、譜線寬度的影響，以及正弦波、方波、三角波、鋸齒波調制反射體位移時輸出信號的特點。 -
Owing to the use of ac square wave with little amplitude value, the effect of polarization is depressed. the frequency can be adjusted continuously, so. the effect of the double electricity capacitance is depressed too. and the measurement is not affected by the amplitude values of the ac square waves using rule of three in computation, so the precision is promoted
由於使用交流方波，且幅值很小，將極化效應影響降至最低。又由於頻率連續可調，雙電層電容的容抗可降至最小。在求解過程中，測出交流方波幅值和直流量進行比例運算，消除了交流方波幅值對測量的影響，進一步提高了測量精度。 -
Pulse signal is connected by the customer. signal can be sine wave or square wave. modulation frequency can be to 1mhz few model can be to 10mhz ; inner modulation type no need signal from out side
外調制式激光器留有專用的信號介面，由用戶接入脈沖信號，信號可以是正弦波，也可以是方波，調制頻率可到1mhz個別型號調制頻率可到10mhz 。 -
This paper proposes a two - armed push - pull inverter, including its topologies, power distributions in every switching devices and modulation schemes. the major parameters such as thd and df of this vsi are analyzed. comparison study shows that the quality of two - armed push - pull vsi is better than those of square - wave vsi. and the switching loss is lower than that of pwm scheme at same time, especially used in wide frequency range. detailed calculating formulae and experimental results are presented
該文介紹了一種雙臂推挽式逆變器，包括其電路拓撲、每個開關器件的功率分佈和調制策略.分析了這種電壓源逆變器的主要參數，如總諧波失真度（ thd ）和失真指數（ df ） .比較研究表明，這種逆變器的質量明顯優于方波逆變器，同時開關損耗明顯低於pwm調制方式，特別適用於寬頻范圍.介紹了計算公式和實驗結果
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