signal bandwidth造句
例句與造句
- Broadcast signal bandwidth
廣播信號頻帶寬度 - In order to improve the anti - jamming ability of phased array radar system , wide signal bandwidth is needed
為了提高相控陣雷達系統(tǒng)的抗干擾能力,相控陣雷達必須具有盡可能大的帶寬。 - The signal bandwidth can be changed by controlling the signal bandwidtt through the control of the rate of reading data
通過控制器讀取數(shù)據(jù)的速率來控制信號帶寬，達到信號帶寬可調(diào)的目的。 - With the expanding of signal bandwidth in wireless communication , broad - band array signal processing has attracted broad attentions
隨著無線通信中信號帶寬的提高，寬帶數(shù)字波束形成開始受到重視。 - Test results show that this adc achieves the snr of 90 db and distortion ratio of 0 . 0248 % for a 20khz signal bandwidth while operating under a single 3 . 3v supply
芯片測試結(jié)果顯示其信噪比達到90db ,總諧波失真0 . 0248 % ,基本達到了預(yù)期的設(shè)計指標。 - It's difficult to find signal bandwidth in a sentence. 用signal bandwidth造句挺難的
- The special relationship among signal bandwidth , center frequency and imaging squint angle in the range - doppler imaging algorithm and other methods is also presented in the chapter 3
本章通過分析提出了距離多普勒等成像方法中信號帶寬、工作頻率和成像斜角之間存在的特定關(guān)系。 - On the other hand , in order to distinguish and identify the targets , and to solve the problems of radar imaging , phased array radar must have also wide instantaneous signal bandwidth
另外,為了提高天線的分辨、識別能力和對多目標成像的能力,相控陣雷達還必須具有大的瞬時信號帶寬。 - The power driver yields output power with a gain variation less than 1 . 18db and a maximum of 1 . 37 - w output power within the entire band of interest . the large - signal bandwidth of this power - driver is 1 . 5ghz
在驅(qū)動級放大器的工作頻率范圍內(nèi)實測的功率增益不平坦度小于1 . 18db ,獲得的最大輸出功率( 1 . 37w )帶寬優(yōu)于1 . 5ghz 。 - The influence of data from the inertial measure unit ( imu ) to the precision of navigation computing is analyzed . the analysis is taken from two aspects , signal bandwidth curtailment and time delay
本文針對激光陀螺捷聯(lián)慣導(dǎo)系統(tǒng)的數(shù)據(jù)采集電路,從信號帶寬縮減和時間延遲兩個方面分析慣性測量數(shù)據(jù)對導(dǎo)航解算精度的影響情況。 - This paper makes out the sampling frequency of bandpass sampling theorem , reduces the data rate after the sampling of broadband software radio ( signal bandwidth is 20 mhz ) and raises information processing speed
本文確定了按帶通采樣定理采樣的頻率，降低了寬帶軟件無線電(信號帶寬為20mhz )采樣后的數(shù)據(jù)率，提高了信息處理能力。 - The use of balanced transmission lines can help but if the signal bandwidth extends to dc there will be a need for a very high performance instrumentation amplifier at the receiving end to restore a ground referenced signal
采用平衡傳輸線有助于改善信號完整性，但是對于帶寬延伸到dc的信號，接收端要靠超高性能的儀表放大器來還原參考電平。 - The radar based on this system can go beyond the limit of continuous silent frequency band . if there are some extent non - continuous silent frequency band in certain range , and its sum can fulfill the demand of the signal bandwidth , the radar will be work well
這種體制的雷達可以突破連續(xù)寂靜頻帶的限制,只要在一定范圍內(nèi)存在一定數(shù)量的非連續(xù)寂靜窄頻帶,其總和滿足信號帶寬要求,就可以使雷達正常工作。 - First , theory analysis and simulation is carried through for researching one - dimensional motion . then , three - dimensional motion is simulated to get the influence of time delay to navigation computing , so does the improvement of signal bandwidth to navigation accuracy
首先在一維運動條件下進行理論分析和仿真驗證,然后對于三維運動進行仿真分析,總結(jié)出時間延遲對導(dǎo)航計算的顯著影響,以及信號帶寬對導(dǎo)航精度的改善作用。 - Cpld ( complex programmable logic device ) has superiority at providing high speed and high reliability . combine this technology with dds can efficiently break through many bottlenecks in traditional electronic system , and greatly improve system performance . this method can ameliorate digital waveform generator ' s signal bandwidth , and enhance system ' s high integration
將dds技術(shù)與可編程邏輯器件( cpld )的高速高可靠性相結(jié)合，能有效的突破傳統(tǒng)電子系統(tǒng)中的許多設(shè)計瓶頸，使系統(tǒng)性能大幅度提高，且能改善數(shù)字波形發(fā)生器的基帶信號帶寬，實現(xiàn)電路的高度集成化。 - Supposing chaotic ds - spread spectrum signal bandwidth is equal to the fh slot spacing , the bit error rate formula is derived , and its performance is evaluated and simulated assuming the worst case of jamming strategy . the results show that , in some cases , the addition of chaotic ds spreading to fh system , without increasing total system bandwidth , can improve significantly the system ' s resistance to partial band multitone jamming
對最惡劣條件下系統(tǒng)的抗干擾性能進行了仿真研究，結(jié)果表明，在某些情況下，在慢跳頻系統(tǒng)中，加入混飩直擴成分，即使不增加系統(tǒng)帶寬也能有效地改善系統(tǒng)對抗部分頻帶多頻干擾的能力。
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