probability of intercept 中文意思是什麼

probability of intercept 解釋
截獲概率
  • probability : n 1 或有；或然性。2 【哲學】蓋然性〈在 certainly 和 doubt 或 posibility 之間〉。3 【數學】幾率，...
  • of : OF ＝Old French 古法語。
  • intercept : vt 1 攔截，截擊（敵軍），截斷（光、熱、水等），阻止，中止。2 竊聽，偵聽。3 交切，相交，交叉。4 【...
  1. Frequency - hopping ( fh ) is a novel spread spectrum communication technique, which develops very fast in military field due to its lpi / lpd ( low probability of intercept / detection ) properties and immunity against interferences, the extensive application of hf ( high frequency ) frequency - hopping radios in military has greatly enhanced the ability of military equipments against jamming and interception and brought up a new austere challenge for communication countermeasures

    跳頻通信具有良好的抗干擾性，低截獲概率及組網能力，因此跳頻技術的一出現，便在軍事領域得到了極大的發展，採用跳頻技術的短波電臺在軍事通信中得到了廣泛應用，極大地提高了軍事裝備的抗截獲和抗干擾能力，向通信對抗提出了嚴峻的挑戰。
  2. 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。
  3. The methods of measurement for monotone and dual tone intermodulation suppression are provided as receiver works at fh mode based on intercept probability and false alarm probability are up to par

    提出在滿足截獲概率和虛警概率條件下，接收機跳頻工作方式的單音和雙音互調抑制性能測試方法。
  4. The effects of the meteor trails orientation on the size and shape of the footprint on the ground are calculated, which the mechanism of good concealment, antijam and low probability of intercept is explained. this method overcomes the classical limitation

    其次用數學的方法研究並計算了流星余跡的方位對地面「足跡」的形狀和大小的影響，從而揭示了流星突發通信具有保密性好、抗干擾性、抗攔截的物理機制，克服了經典方法的缺陷。
  5. Because of using spread spectrum technique, phase - coded radar has good anti - jamming capability and low probability of intercept property. so more and more attention has been paid to the research on it for military and civil application

    相位編碼雷達採用擴頻技術使其具有良好的抗干擾能力和低截獲概率特性，因此在軍民兩用方面其研究日益受到人們的關注。
  6. We analyzed the anti - jam and band inside anti - interfere performance of the system, and the low probability intercept ( lpi ) of the traditional direct sequence spread spectrum ( dsss ) modulations in the uav platform ' s applications. so a new modulation technique using a multi - level pseudo noise ( pn ) code has been presented. the new multi - level pn code is built from a high speed pn code through a low passed filter ( lpf )

    分析了系統抗阻塞式干擾和抗帶內頻帶干擾的性能，以及常規bpsk qpsk - dsss調制在無人機通信中存在的安全隱患，提出了一種用多電平pn碼進行擴頻調制的方法：採用高速pn碼，經過低通濾波器，產生多電平pn碼進行直序擴頻調制，能在低信噪比情況下有效抵抗平方率檢測器對系統載波的檢測。
  7. The techniques of low probability of intercept ( lpt ) are developing rapidly, and are used widely in radar and communication. in order to counteract the lpi techniques, there is necessary to research the new methods of detection and estimation of lpi signals

    目前低截獲概率（ lpi ）技術發展迅速，並在雷達和通信中獲得廣泛應用，為對抗這些技術帶來的檢測和估計問題，需要研究低截獲概率信號檢測和估計的新方法。
  8. Abstract : according to the probability model of aerointerceptor ' s interception effect under optimum target distribution form ( tdf ), the optimum tdf in which aerointerceptors intercept groups of attack - planes are deduced, the relation among dispatching fighter number, airport ' s tactical and technological parameters, aerointerceptor ' s tactical and technological parameters, and attack - situation of attack - planes is researched, the quantitacation relationship are then determined which should satisfy when airport ' s aerointerceptors conduct optimum target distribution on groups of attack - planes. starting from operational practice, the model can provide certain theoretical basis for the military decisions

    文摘:根據截擊機在優化的目標分配形式下攔截效果的概率模型，導出了截擊機在攔截多攻擊機機群時的最優目標分配形式;研究了機場飛機起飛架數與機場戰術、技術參數、機場飛機的戰術、技術參數以及與攻擊機的進攻態勢之間的關系;確定了多機場飛機對多攻擊機機群進行最優目標分配時所應滿足的量化關系，給出的模型可對作戰決策過程提供理論依據。
  9. And it also has the characteristics of low probability of intercept and multiple access secure communication

    並具有信息隱蔽、多址保密通信等特點。
  10. The low probability of intercept ( lpi ), the ability in super - resolution and anti - jamming of ultra - wide band radar challenge to the traditional receivers

    超寬帶雷達具有低截獲性及抗偵察、抗干擾、抗摧毀等性能，對傳統的偵察體制提出了巨大的挑戰。
  11. The advantages of spread spectrum communication are as follows : low probability of intercept, good anti - fading and anti - multipath interference capability. it is widely used in military and civil communication

    擴頻通信具有低截獲率、抗衰落能力強、抗多徑干擾等優點，廣泛應用於軍事通信和民用通信。
  12. 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。
  13. Spread spectrum technique is brought forward originally in military communication for antijam and low probability of intercept. it ' s capability in security and antijam makes its expensive applications in the fields of communication and detection. application in multiple access communication techniques accelerates nowadays - 3g technique

    擴頻技術最早是在軍事通信中為了抗干擾和降低截獲概率而提出來的，它的保密、抗干擾性能使它在通信和探測領域得到廣泛的應用，擴頻技術應用於多址通信（碼分多址）使得當今的移動通信和3g通信等技術得以快速蓬勃的發展。
  14. Frequency - hopping ( fh ) is a novel spread spectrum communication technique, which develops very fast in military field due to its lpi / lpd ( low probability of intercept / detection ) properties and immunity against interferences, the extensive application of hf / vhf ( high frequency / very high frequency ) frequency - hopping radios in military has greatly enhanced the ability of military equipments against jamming and interception and ensure the safety and validity of chain of military command

    跳頻技術是擴頻技術的一種，是80年代以來出現的一種新的通信方式。跳頻通信具有良好的抗干擾性，低截獲概率及組網能力，因此跳頻技術的一出現，便在軍事領域得到了極大的發展。採用跳頻技術的短波超短波電臺在軍事通信中得到了廣泛應用，極大地提高了軍事裝備的抗截獲和抗干擾能力，保證了軍事指揮系統的安全和有效性。
  15. 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。
  16. 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。
  17. 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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