轉換脈沖 的英文怎麼說
中文拼音 [zhuǎnhuànmàichōng]
轉換脈沖
英文
switching pulse-
The system comprises three modules : the first is the ccd driver module, which controlled with cpld. programming the cpld to produce ccd driving pulses and synchronized communication signals. after preprocessing, the output video signals are transmitted into high resolution adc module, in which they are converted into digital signals, and then processed in arm processing module
整個系統分為三個模塊: ccd驅動模塊的核心是一片復雜可編程邏輯器件( cpld ) ,對其編程產生ccd的驅動脈沖及同步控制信號;視頻輸出信號經預處理后,由高精度ad轉換模塊進行采樣,將ccd輸出的模擬信號轉換成數字量;最後,將數據送入arm處理系統中進行后續處理。In the sub block circuit design, the contents that the author had introduced include : the principle of band gap voltage reference and the design technique in low power supply ; the analysis of spike pulse noise rejection, frequency divider and dead time in oscillator and control circuit ; the selection of the width and length ratio of four switches and 2x / 1x mode change point in driver and mode selection circuits
在子電路設計中,作者比較深入分析的內容有:基準電路的原理及低電源電壓下基準電路的設計;振蕩器和控制電路中尖峰脈沖噪聲抑制、兩分頻電路及死區時間設定;驅動及模式選擇電路中開關管的寬長比的選擇及模式轉換點的設計。Magnetic sensors are an important branch that can be used to detect the non - electronically characteristics through the magnetic field. the insb magnetoresistance photoelectric sensor in this paper is designed for the fine measurement of the photosignal of the luminant device. through the sensor, the photo - pulse signal is changed to electric pulse which can provides to other second instruments
通過磁場的無接觸特性,對非電量的測量是磁傳感器應用的一個重要方面,本文所研究的銻化銦磁阻型光電傳感器即是針對于發光物體的光脈沖信號進行高精度無接觸測量的一類傳感器,它可以把光脈沖信號轉換成電脈沖信號,供二次儀表使用。It uses binary counters for the conversion of the multiplicand from parallel to pulse-train form.
它採用二進制計數器以把被乘數由并行形式轉換成脈沖序列形式。At the same time the effection of some important recombinations are discussed and the relation of photoconduction versus time is given. in chapter 4, auston circuit, blumlein pulse forming line, multiplier of pulse forming line are introduced and give their differentiates
在第四章中,分析各種以光導開關為核心器件的電脈沖成形電路: auston電路、 blumlein脈沖成形線、層疊線倍壓器,對其輸出轉換效率進行比較,並進行實驗研究。The maximum 50500 photo counts per second with 76mhz pump pulse frequency is detected. the probability to be single - photon state of every count is better than 99 % 5
在抽運光脈沖重復頻率為76mhz的情況下,得到了每秒50500次的下轉換光子記數,其中單光子概率大幹99 。Modular pulse converter supercharging
模組脈沖轉換增壓This circuit board can translate impulse signal outputted from photoelectric sensor into ascii codes and then input them into serial interface of the computer, these ascii codes are ulteriorly displayed and disposed through the cat software
該電路板可將光電傳感器輸出的脈沖信號轉換成ascll碼輸入到計算機串o ,進一步通過相應的cat軟體進行顯示與數據處理。The thousands of microscopic cells on the asr are each connected to an electrode that converts incoming light images into impulses
人造硅視網膜上數以千計的顯微單元每個都與能把送入的光圖像轉換成脈沖的電極相連。This installation transforms sound into electric current impulses with different amplitude and time densities
此裝置把聲音被轉換為強度,時間密度不等的脈沖電波。At the aspect of hardware design, it adopts pulse distributor and the technology of single polar voltage drive to accomplish the function of controlling and driving stepmotor ; it adopts the technology of pulse width modulation and cmos h - bridge drive to accomplish the function of controlling and driving dc servomotor ; it adopts d / a convertor to accomplish the function of controlling ac transducer ; it adopts the technology of digital phase detection to accomplish the function of detecting the feedback position signal of induction phase shifter ; it adopts dsp ’ s capture cell to accomplish the function of detecting the feedback position signal of photoelectric coder
硬體方面,採用脈沖分配器和單極性電壓驅動技術實現了步進電機的控制和驅動功能;採用脈寬調制技術和cmos互補h橋驅動技術實現了直流伺服電機的控制和驅動功能;採用d / a轉換器實現了交流變頻器的控制功能;採用數字化相位檢測技術實現了感應移相器位置反饋信號的檢測功能;採用dsp的捕獲單元實現了光電編碼器位置反饋信號的檢測功能。To avoid the serious electromagnetic interferer, the analog signals are transformed to frequency pulses which are transferred to the kernel of the system. in the measure of the groove voltage, the method of float - ground is adopted to avoid the high common signal and the range switch circuit is designed to solve the conflict of the wide dynamic range and the high precision. least square curvefit is adopted to reduce the system error
鋁電解生產現場電磁干擾非常嚴重,為此我們將需要測量的模擬信號就近轉換為頻率脈沖后再傳送到控制核心;採用浮地接入方式消除槽電壓信號中的共模成分;設計了量程自動切換電路以解決槽電壓的動態范圍寬和測量精度高的矛盾;用最小二乘法進行曲線擬和以降低測量的系統誤差。In 1992, a. enders and g. nimtz researched the propagation of microwave signal through several different cutoff waveguides with hp8510b network analyzer ( na ) system and hp70820 transition analyzer ( ta ) system. since 1990s, emig, martin and landauer have been investigating the propagation of electromagnetic pulse through a waveguide with piecewise different dielectric constants
1992年,德國科隆大學的enders和nimtz採用hp8510b網路分析儀系統和hp70820轉換分析儀系統研究了不同結構的截止波導中的信號傳播。從90年代開始, emig和martin 、 landauer等人研究了分段填充不同介質的波導中的電磁脈沖波的傳播。The conventional switching power supply usually use a diode rectifier followed by a bulk capacitor to convert ac voltage to dc voltage, resulting in the pulsating waveform of the input ac line current, low power factor ( generally 0. 65 ) and high harmonic line current
傳統的開關電源設備通常採用二極體橋來進行整流和一個較大的電解電容來進行濾波以實現輸入電壓的交直流轉換,導致輸入電流為一個很窄的脈沖波並含有較多的諧波分量,功率因數變低(通常只有0 . 65 ) 。In order to show the scattering and complex mode - conversion clearly, the total field is decomposed into longitudinal and transverse parts and the scattered field is obtained by subtracting incident wave from the total field
通過對縱橫波的分離和在全波場中對散射波的分離,清晰地顯示了裂紋對脈沖超聲波的散射和復雜的模式轉換。Actuator switching pulse
激勵器轉換脈沖General : lsz serials double - rotator flowmeter also called bi - rotor flowmeter is a self - research nbs.
並可配光電脈沖轉換器輸出電脈沖電流信號. .The results show that wavelength locates in gain zone of semiconductor optical amplifier, and have higher peak power and proper time delay between the two pulses for the second order super gauss control pulse in semiconductor optical amplifier. a high quality amplified signal pulse can be achieved. the chirp can be reduced notability by using cascading soa in cross gain modulation based on soa, and the distance and the peak power of conversion optical pulse can be increased notability, and we can let down the demand for wavelength based on xgm in soa and enhance the flexibility of wavelength conversion
我們應用二階超高斯光脈沖與高斯信號脈沖同時注入soa和應用soa與非線性光學環鏡( nolm )相結合的方案來對信號脈沖進行壓縮整形,模擬顯示,在調節系統合適參數的情況下,波長位於soa增益區的二階超高斯控制光脈沖在具有較高的峰值功率和適當時延下輸入soa時,最後可以得到放大的高質量超簡訊號光脈沖;在基於soa的交叉增益調制( xgm )全光波長轉換中,採用級聯的soa能有效地使反轉光脈沖的頻率啁啾得到有效降低,波長向下轉換的距離和反轉光的峰值能量都得到明顯提高,降低了利用交叉增益調制( xgm )波長轉換中對波長精度的要求,從而提高了波長轉換的靈和性。Power transformers - guide to the lightning impulse and switching impulse testing - power transformers and reactors
電力變壓器.電光脈沖和轉換脈沖測試指南.電力變壓器和電抗器Standard on transitions, pulses, and related waveforms
轉換脈沖和有關波形的標準分享友人