signal intercept 中文意思是什麼
signal intercept
解釋
信號截收-
Fso is also secure : the only way to intercept the signal is physically to intercept the beam
無線光通信也很安全：阻斷信號的唯一辦法就是物理阻斷光束。 -
In order to meet the needs of dsss signal reconnaissance, a method of dispreading without the code is brought forward by this paper ， in which the local code is gained from the dsss signal. so we can intercept dsss signal with low snr even if the spreading code is unknown. liu jie ( communication and information system ) directed by prof. gao huisheng
為適應電子戰中對直擴信號偵察的需要，本文提出一種了無碼解擴的方案，採用從直擴信號中獲得本地參考信號的方法，可以在沒有擴頻碼的情況下，截獲低信噪比直擴信號的通信信息。 -
Nowadays, the application of electronic support measure ( esm ) receivers, radar warning receivers ( rwr ) and especially arm forms a serious menace to radar ' s existence and the low probability of interception ( lpi ) radar just appears under this circumstance. lpi radar attempts to use various techniques to make radar signal not be intercepted by intercept receivers
現代電子支援偵察（ esm ）接收機和雷達告警接收機（ rwr ）尤其是反輻射導彈（ arm ）的應用對雷達的生存構成了嚴重的威脅，低截獲概率雷達正是在這種環境下提出的一種新體制雷達，它試圖採用各種可能的技術來避免雷達信號被截獲接收機所截獲。 -
The guardrail common sensor ( grcs ) is a corps - level airborne signal intercept, processing, direction - finding ( df ), and targeting system
柵欄通用傳感器是一個軍團級空運信號攔截器，處理，直接搜尋，追蹤系統。 -
The radar intercept system signal processor designing issues are also discussed in chapter 6. an architecture of signal processor is brought forward, while several examples support it. the advantages of real time operating system ( rtos ) are illustrated, and the approach to develop signal processor software infrastructure is probed into. at the end of thesis, the parellel design problem is summarized
信號處理器設計是雷達截獲系統工程實現領域無法迴避的問題，論文第六章在大量工程實踐的前提下，提出了雷達截獲系統信號處理器設計的基本結構模型；對實時操作系統應用於處理器軟體平臺設計的必要性和可行性進行了分析；還對處理器的并行設計技術進行了探討。 -
The main work of this dissertation can be summarized as follows. 1 、 the low probability of intercept ( lpi ) of uwb radar is analyzed based on the radar equation and reconnaissance equation. the necessity of making reconnaissance of uwb signal in the circumstance of low or negative snr is proved
本文主要工作如下: 1 、從超寬帶雷達方程和偵察方程出發，分析了超寬帶雷達信號的低截獲特性，證明了超寬帶雷達信號的偵察和參數估計在低信噪比條件下的必然性。 -
With multi - modulation, the disadvantages of single - modulation ( such as fsk, psk and ppm ) can be eliminated. by taking the advantages of different modulations, the performance of range resolving, doppler resolving and low probability of intercept ( lpi ) of the signal can be improved
復合調制信號可以克服單一信號調制形式（如fsk 、 psk 、 ppm等）的缺點，實現信號之間的取長補短，提高距離、速度分辨力，提高信號的低截獲概率（ lpi ）性能，是雷達理論與技術的發展方向。 -
In many applications, it is required to monitor the activities of these signals, identify their characteristics, even to intercept the signal information content
在許多應用中，需要監視通信信號的活動情況，區分信號的性質，甚至截獲其傳輸的信息內容。 -
Practical implementations of quantum key distribution systems use attenuated laser pulses as the signal source rather than single photons. the channels used to transmit are lossy. on the basis of above two points, a combining eavesdropping strategy of intercept - resend and beam - splitting is discussed in terms of eavesdropper ' s technology requirement and detection efficiency and dark count of single - photon counter
主要工作包括以下三部分：一、基於實際量子密鑰分配（ qkd ）系統中所使用的強衰減的激光脈沖不是單光子，量子密鑰分配的通道不是無損耗的，光子計數器存在探測效率和暗計數以及竊聽者的技術能力也不是無限的這些具體問題。 -
Based on wide dynamic range and high sensitivity technology, wideband digital electronic warfare ( ew ) receiver is able to have wide monitoring band, high sensitivity, high intercept probability, wide dynamic range, and the ability of the multi - signal processing at one time. it can scout many kinds of signals, such as radar and communication signals
建立在大動態高靈敏度接收技術之上的寬帶數字ew偵察接收機，要求能夠實現寬的輸入帶寬、高的靈敏度和解析度、大的動態范圍、採用數字化處理和具有多信號處理能力，完成對雷達、通信等各類信號的偵察工作。 -
Based on data rate conversion technology, wideband digital ew receiver is able to achieve high intercept probability, high sensibility and the ability of approximately real - time signal processing
建立在數據率轉換技術之上的寬帶數字偵察接收機要求能夠實現高截獲概率、高靈敏度、近乎實時的信號處理能力。
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