輸出失真 的英文怎麼說
中文拼音 [shūchūshīzhēn]
輸出失真
英文
output distortion-
Part of the output of an amplifier can be fed back to get rid of sound distortion.
放大器部分輸出可以進行反饋以消除聲音的失真。High capacity the wave is low to lose the true exportation
高容量濾波低失真輸出High output level, low noise and low non - linear distortion
輸出電平高,低噪音和較小的非線形失真。Experimental results certify that the proposed flyback inverter features small thd in the output sinusoid voltage, small size, light weight and fast dynamic response
研製的100va原理樣機實驗結果表明,該逆變電路輸出正弦電壓失真度小,體積小,輸出動態及靜態性能良好。The capacitance offset averaging network is used in the distributed track - and - hold circuit block of the designed system. finally, according to the analysis on error effects in adc, the mathematics error model is simulated. furthermore, the input - output characteristics including input -
最後,基於對a / d轉換器系統中誤差的分析,對其誤差數學模型進行了模擬,得到了包含延遲、限幅、諧波失真等誤差的輸入輸出特性曲線。The harmonic circulating current balancing is an important factor in the parallel operating control for it makes the units of the system to get. an equal power factor and makes foundation for the system to work stable and reliable
並聯電源系統的諧波環流均分控制是實現負載的失真功率均分,保證各並聯單元的輸出功率因數均衡,保證並聯系統穩定可靠工作的一個重要方面。Voltage segment network constituted by electron switch of bta and controlled by single chip microcomputer constitutes a new fast electronic regulator. for bta cross zero touch off, sine wave which is exported is integrity. a new way to generate stable ac current is found with feed back control system by single chip microcomputer. so a new high power ac current regulator is developed
採用單片機控制雙向可控硅作為電子開關所組成的電壓分節網路,組成新穎快速的電子調壓器;由於雙向可控硅過零觸發,所以其輸出是不失真的完整正弦波;再用單片機組成反饋控制系統,從而找到了交流穩流的新方法,研製出一個大功率交流穩流電源Abstract : voltage segment network constituted by electron switch of bta and controlled by single chip microcomputer constitutes a new fast electronic regulator. for bta cross zero touch off, sine wave which is exported is integrity. a new way to generate stable ac current is found with feed back control system by single chip microcomputer. so a new high power ac current regulator is developed
文摘:採用單片機控制雙向可控硅作為電子開關所組成的電壓分節網路,組成新穎快速的電子調壓器;由於雙向可控硅過零觸發,所以其輸出是不失真的完整正弦波;再用單片機組成反饋控制系統,從而找到了交流穩流的新方法,研製出一個大功率交流穩流電源And the intensity of electric field decayed by - 41. 5db. when the length of forbidden region was increased, the output signal distorted seriously and some obvious high frequency components were found
當波導截止區的長度增加時,輸出波形嚴重失真,出現了較為明顯的高頻成分。Arithmetic figure that new dvd that conduct and actions world the adoption arithmetic figure of the first style see the port dvi port to broadcast, three stars the dvd - hd938 to can output to have not yet the compression to see the signal, but have no to need to pass by few molds the conversion process, from but avoided the loss of the painting quality with lose true, deliver the real arithmetic figure signal to television the dvi port is a high take the ieee1394 port breadth port, its deliver the speed to attain 5 gbps, is more than ten times to deliver the speed. at the same time, need not proceeding of port of adoption dvi few mold conversion, can avoid to convert what process result in to lose true, from but real realizes the arithmetic figure deliver
作為世界第一款採用數字視頻埠dvi埠的新型dvd播放器,三星dvd - hd938能夠輸出未經壓縮的數字視頻信號,而無需經過數模轉換過程,從而避免了畫質的損失和失真,向電視傳輸真正的數字信號dvi埠是一種高帶寬的埠,其傳輸速度達到5gbps ,是ieee1394埠傳輸速度的十幾倍。同時,採用dvi埠不用進行數模轉換,可以避免轉化過程造成的失真,從而真正實現了數字傳輸。The mathematic models of sampling and reconstruction are analysed respectively, and an important conclusion is got, that oversampling can decrease high frequence distortion of d / a output signal and the difficulty of designing lowpass filter. as a result the signal quality is improved
分析了采樣和重構的數學模型,得出了一個重要結論:過采樣可以減少d / a輸出信號的高頻端衰減失真,可以降低低通濾波器的設計難度,從而提高波形質量。The predistortion, which aims at compensating for the nonlinear distortion caused by the power amplifier, has a good performance in eliminating the nonlinear distortion of am / am & am / pm, improving the aci and spectrum efficiency
預失真技術是針對射頻功率放大器非線性而提出的一種補償技術,可以有效消除由非線性造成的傳輸信號的幅度和相位失真,降低信號鄰道干擾( aci ) ,提高頻譜利用效率。The high capacity wave is low to lose the true output
高容量濾波低失真輸出In many fields, such as remote sensing, nuclear medical, computer tomography, geophysical prospecting, groundwater hydrology, global ocean modeling, image processing, tumor detection, nondestructive detection, the objective of applied sciences and engineering is the recovery of the original signal given a collection of noisy observations of the original signal ; we call these problems inverse problem
在遙感技術、核醫療技術、計算機斷層掃描( ct )技術、地質勘探、地下水文學、電磁輻射、圖像恢復和重構、腫瘤檢測、非破壞性檢測等科學研究和工程實踐中,經常需要根據一組觀測到的數據來估計目標的真實信號,而觀測到的數據往往是真實信號經模糊、失真和加噪等過程后所得的輸出信號,通常稱這類問題為逆問題。In this circuit, we use many kinds of negative feedback to modify the ou tput wave, which can decrease the distortion. and we use the high - voltage and high frequency capacitance efficiency, which can decrease the disturbance of output signal of variable frequency source for the test of part discharge
採用了多種負反饋迴路修正輸出波形,使得輸出電壓波形的失真度很小;並且在電路中有效利用高壓高頻電容,減小了變頻電源輸出的電壓對局部放電試驗時的干擾。Svc series single - phase stabilizer which are composed of contact type self - coupling voltage regulator, automatic sampling control circuit and servimotor, having the advantage such as compact size, light werght, stable and continuous voltage provision wide voltage adjustment and negligible wave form distortion
Svc系列單相高精度全自動交流穩壓器是由接觸調壓器、取樣控制電路和伺服電機組成;具有輸出電壓連續平穩、調壓范圍寬、輸出波形失真小和穩定可靠等優點Svc series three - phase stabilizer which are composed of contact type self - coupling voltage regulator, automatic sampling control circuit and servimotor, having the advantage such as compact size, light weight, stable and contnuous voltage provistion wide voltage adjustment and negligible wave form distortion
Svc系列三相高精度全自動交流穩壓器是由接觸調壓器、取樣控制電路和伺服電機組成,具有輸出電壓連續平穩、調壓范圍寬、輸出波形失真小和穩定可靠等優點。In order to suppress the mirror wave interference, this paper brings forward a predistortion correction method. utilizing the predistortion property of ddws, it directly modifies the original inputs with time domain information of the output distortion waveform, which
這種方法利用了ddws的預失真特性,在不添加硬體設備的前提下,直接利用輸出的失真波形的時域信息對原輸入波形進行預失真修正。The selection rule of the hysteresis width has been developed in order to make the thd and rms value of the output voltage to be the best with high efficiency, according to the principle of pulse density modulation
根據脈沖密度調制技術的原理導出了使輸出電壓失真度最小、有效值最大,系統效率也較高的環寬取值公式。Comparison research verifies its effectiveness on reducing the de - link losses and improving the output performance. the three topologies mentioned above are all presented with detailed theoretical analysis, parameters design, simulation and experimental verifications. a 6kw three - phase inverter system is accomplished in order to verify that the two - amplitude control technique is fit for high power application
第五章研究三相逆變系統的雙幅諧振直流環節技術,完成了6kw實驗系統,提出了滯環電流控制與空間矢量調制相結合的方案( hcc - svm )並首次採用cpld實現邏輯控制,大大降低了逆變器換流頻率,縮短了控制延時,實現了逆變器的高效變換和低輸出失真。分享友人