frequency spectrum analyzer造句
例句與造句
- Frequency spectrum analyzer
頻譜分析儀 - Aiming at this problem , wuhan university of technology associating with hubei zhongyou technology co . ltd developed the rf frequency spectrum analyzer of this subject
針對這一現(xiàn)狀，武漢理工大學與湖北眾友科技實業(yè)股份有限公司聯(lián)合研制開發(fā)了本課題中的射頻頻譜分析儀。 - However , because the structure of frequency spectrum analyzer instrument is very complex , the market is nearly monopolized by a few large overseas companies , it is so expensive that its popularization is greatly blocked
但由于頻譜分析儀的結(jié)構(gòu)復雜，其市場基本被幾家國外大公司所壟斷，價格昂貴，往往阻礙了頻譜分析儀的普及。 - Series of general - purpse instruments : including series of 2800 and 2500 electronics compoment parameters testing meter and related products ; series of 1630 function signal generator ; 1250 ultralow frequency spectrum analyzer and signal generator
通用類儀器系列：包括2800系列、 2500系列元件參數(shù)測量儀及其配套產(chǎn)品； 1630系列函數(shù)信號發(fā)生器； 1250超低頻系列頻譜分析儀及信號源。 - In order to overcome the disadvantages of the existed frequency spectrum analyzer instrument , the idea of software radio was applied , and a scheme of rf virtual frequency analyzer instrument based on digital intermediate frequency was presented , then its feasibility was analyzed
本文針對現(xiàn)有頻譜分析儀的不足，運用軟件無線電的思想，提出一種基于中頻數(shù)字化的虛擬射頻頻譜分析儀的方案，并對其可行性進行分析。 - It's difficult to find frequency spectrum analyzer in a sentence. 用frequency spectrum analyzer造句挺難的
- At the same time , this subject set up the software structure system of rf virtual frequency spectrum analyzer instrument , analyzed every level algorithm of software , and discussed the algorithm of digital signal processing , at last , we realized the algorithms with vc + + language
同時，建立了虛擬射頻頻譜分析儀的軟件結(jié)構(gòu)體系，分析了軟件中各層次的算法，著重討論了數(shù)字信號處理部分的算法，并用vc + +編程實現(xiàn)。 - With the rapid development of communication , especially the mobile communication technology . rf frequency spectrum analyzer as communication measurement instrument in the research , manufacture and maintenance of the communication equipment is needed urgently , and its application is wider and wider
隨著通信特別是移動通信技術的飛速發(fā)展，作為通信測試基本儀器的射頻頻譜分析儀在通信設備的研究、生產(chǎn)、維修等方面的需求越來越迫切，應用也更廣泛。 - Besides , the advantages of low developing and maintenance expense of the virtual instruments , strong reuse property , low price as well agility , it used the idea of the software radio for reference and adopted the digital intermediate frequency , which does not only overcome the shortcoming of the complex structure and the simple function of the traditional analog frequency spectrum analyzer instrument , but also resolve the problem that digital frequency spectrum analyzer instrument used widely in the present can only measure the low frequency signal
它除了具有虛擬儀器的開發(fā)維護費用低、可復用性強、價格低廉、開放靈活等優(yōu)點外，還由于借鑒了軟件無線電的思想，采用數(shù)字化中頻，既克服了傳統(tǒng)的模擬頻譜分析儀結(jié)構(gòu)復雜、功能簡單的缺點，又解決了目前廣泛使用的數(shù)字頻譜分析儀只能測量低頻信號的缺陷。 - Sample error probably caused from data collection circuit of rf virtual frequency spectrum analyzer instrument was emphasized , and some kinds of selectable resolution scheme were presented , then these schemes of advantages and disadvantages were compared and summarized by the way of theory analyse , matlab simulation and practice validate and so on , at last , the optimum scheme of rf virtual frequency analyzer instrument was decided and adopted
重點對虛擬射頻頻譜分析儀中的數(shù)據(jù)采集電路可能造成的采樣誤差進行了分析，提出了幾種可供選擇的解決方案，經(jīng)過理論分析、 matlab仿真和實際驗證等手段，對這幾種方案的優(yōu)缺點進行了比較和總結(jié)，并最終確定了其中最適合虛擬射頻頻譜分析儀的方案。 - In magneto - optic ( mo ) waveguids , the interaction between msws and guided optical waves ( gows ) can lead to the bragg diffraction of the gows . the resulting many new devices , such as mo modulator , optical switching , scanning , frequency spectrum analyzers , can be developed with applications to optical communication and optical information processing
在磁光波導中,靜磁波與導波光相互作用可導致導波光的bragg衍射,利用這一原理,可做成磁光調(diào)制器、光開關、掃描儀、頻譜分析儀等新型磁光bragg器件,并在光通信和光信息處理等領域有著十分廣闊的應用前景,引起人們越來越多的關注。