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- Talk on the radio direction finding technology? 無測向能定位嗎?
- After correlating with database deposited, the direction finding was realized. 與預存資料庫進行相關,完成通信測向。
- Direction finding of low probability intercept(LPI) signals is the difficult problem in modern EW system. 低截獲概率(LPI)信號的測向是現代電子戰的一大難題。
- At present, wide-band direction finding is one of important researching subjects in radar and electronic counterwork. 給出了寬頻信號測向中求聚焦矩陣的一大類方法,聚焦前後陣列信噪比沒有任何損失。
- This paper discusses the direction finding characteristic of passive monopulse seeker. 主要討論被動單脈衝導引頭對旁瓣目標的識別。
- Interferometer direction finding technique is adapted to estimating Direction-of-Arrival (DOA) of a single pulse.It can not resolve multiple signals. 摘要傳統干涉儀測向是對單個脈衝信號測向的，對於多信號沒有分辨能力，對於線性調頻等時變頻率信號也不能直接應用。
- In the end, we discuss the direction finding algorithms of UCA for the coherent signal sources and the wide-band cyclostationary signal sources, respectively. 最後,分別對相干信源和寬頻循環平穩信源的UCA測向演算法進行了研究。
- This paper applies the array manifold interpolation wideband direction finding algorithm on uniform linear array,and gives other two methods of seeking transformation matrix. 文中把陣列流行內插寬頻測向演算法應用到均勻線陣上,並給出了求變換矩陣的另外兩種方法。
- The functions and designing ideas of the software were reported according to the Practice in the judgement of direction finding game with radiogoniometer. 本文就無線電測向比賽的裁判工作實際,淺談該項應用軟體的功能與其設計思想。
- Herein, an extended-aperture algorithm for direction finding called conjugate augmented ESPRIT (CA-ESPRIT) for anti-decoy in anti-radiation missile (ARM) is proposed. 摘要提出了將陣列擴展測向用於反輻射導彈(ARM)抗誘偏的思想，並提出了一種改進的ESPRIT演算法：共軛增強ESPRIT(CA-ESPRIT)演算法。
- The algorithm selects baseline length satisfied stagger qualification, thereby solving conflict between accuracy of direction finding and maximum unambiguity angle. 該方法選擇基線長度滿足一定的參差關係,從而解決了測向精度與最大不模糊角度之間的矛盾。
- First on the basis of general knowledge of DF technology and the limitation of DF by the form of antenna array, the subject of Interferometer Direction Finding is bring forward. 論文首先簡要概述了測向技術的研究現狀，簡單分析了利用天線陣方向圖測向存在的局限性，提出了干涉儀測向問題。
- Using the traditional algorithm, the vehicular short-wave single-channel direction finding devices can not cope with the single side hand signals satisfactorily. 摘要現有的車載短波單通道測向設備使用傳統測向演算法，對單邊帶信號的測向結果比較差。
- If a radar operates passively, it can obtain the objective of passive direction finding against a jamming source by means of receiving and utilizing the jamming signal. 雷達無源工作時，可以接收和利用干擾信號對干擾源進行無源測向。
- The direction finding with interferometer has a high precision and a fast speed to find direction, on which the distance measuring with phase changing is based. 干涉儀測向有較高的精度和較快的速度,相位變化率測距建立在干涉儀測向的基礎之上。
- The periodicity of the phase in the direction finding with interferometer confines the range of the direction finding and the width of the signal frequency. 干涉儀測向中相位的周期性,對測向範圍和信號帶寬提出了限制,而測向誤差和相位誤差對測距精度影響較大。
- Diverging from a direct course; roundabout. 曲折的偏離直路的; 迂迴的
- High accuracy can be obtained in direction finding system where the angle of incidence is determined by the phase information of the incident wave, but the mutual coupling between antennae will effect the performance of the system. 利用相位信息確定來波入射角能達到較高的精度，但測向天線之間的互耦對系統性能的影響很大。
- Abstract: High accuracy can be obtained in direction finding system where the angle of incidence is determined by the phase information of the incident wave, but the mutual coupling between antennae will effect the performance of the system. 文摘:利用相位信息確定來波入射角能達到較高的精度，但測向天線之間的互耦對系統性能的影響很大。
- In a little while we lost our sense of direction. 一會兒我們就辨不清方向了。
