modulated waves造句
例句與造句
- non-nyquist sampling method research on extent modulate wave signal
幅度調(diào)制波信號的欠采樣方法研究 - design and test for integrated simulation multiplier and demodulator circuit of modulated wave signal
集成模擬乘法器與調(diào)幅波信號解調(diào)電路設(shè)計與測試 - also the external field can modulate wave-transmitting strength . at the range from 8 to 9 ghz, the minimum transmissivity value existed as to batio3 erf; the frequency where the minimum value existed was tend to the lower frequency under the external field
4.對于欽酸鋇電流變液，在8一gg頻段范圍內(nèi)，微波透過率存在最小值，而且隨電場強(qiáng)度增加透過率最小值點向低頻方向移動。 - step power is the key for step magnetic potential, the pulse width modulate technology that selects the triangle wave as the carrier and ladder sine wave as the modulate wave is researched, furthermore the design of the actuator drive adopts dsp as the digital controller is introduced
步進(jìn)電源是產(chǎn)生步進(jìn)磁勢的關(guān)鍵，文章研究了三角波為載波，階梯正弦波為調(diào)制波的脈寬調(diào)制技術(shù)，進(jìn)而介紹了采用dsp組成全數(shù)字控制器，完成步進(jìn)電源觸發(fā)的執(zhí)行器驅(qū)動器的設(shè)計。 - associated with the military project " high speed arbitrary waveform generator ( awg ) module ", this thesis focuses on the designing methodology of analog channel of the awg developed by uestc . signal filtering, amplitude and offset controlling, square wave and modulating wave's generating are studied in detail and corresponding circuit implementation are developed
本文結(jié)合電子科技大學(xué)承擔(dān)的軍用型號項目“vxi任意波形發(fā)生器es14v21”，展開對任意波形發(fā)生器模擬通道設(shè)計技術(shù)的研究，詳細(xì)討論了信號的濾波、放大、衰減、加偏處理以及方波和調(diào)幅波的產(chǎn)生方式，并設(shè)計了具體電路。 - It's difficult to find modulated waves in a sentence. 用modulated waves造句挺難的
- by theory and practice simulation, the several types of constant envelope modulation techniques are analyzed and compared, including theirs modulation principle, phase path, the modulated wave envelope, power spectrums, error bit rate and the influence of its power spectrums of the band-limited and non-linear, etc . especially we have researched the ijf-oqpsk modulation technique, and the performance of its inter-symbol interference and time jitter free, and its strongly resisting of spectral spreading
結(jié)合理論和實驗仿真結(jié)果，分析討論了衛(wèi)星通信中的各種恒包絡(luò)調(diào)制技術(shù)，對它們的調(diào)制原理，相位路徑，已調(diào)波包絡(luò)，功率譜密度，誤碼性能，以及帶限非線性信道對其功率譜的影響等方面都作了研究和比較。特別研究了ijf?oqpsk在消除碼間干擾和定時抖動方面的性能及其優(yōu)良的旁瓣特性和抑制頻譜擴(kuò)展特性。