pulse compression radar 中文意思是什麼

pulse compression radar 解釋
脈沖壓縮雷達
  • pulse : n 1 脈搏；有節奏的跳動；【動物；動物學】脈沖（波）；脈動。2 意向；傾向。3 【音樂】拍子，律動。vi ...
  • compression : n. 1. 壓縮；壓緊；濃縮，緊縮。2. 加壓；壓抑。3. （表現的）簡練。4. 應壓試驗。
  • radar : n 〈美國〉【無線電】 〈radio detecting and ranging 之略〉 雷達，無線電探測器 （＝〈英國〉 radiolo...
  1. The main research works of this dissertation are aimed to design of radar waveform and the application of wavelets in ultra - wide radar, including : the design of a new kind of hybrid radar and the research of time side - lobe suppression for pulse compression, the design of receiver r adio front end in data acquisition of ultra - wide band radar, the time delay estimation based on wavelets ( packet ) analysis

    本文主要進行雷達波形設計研究以及研究小波理論在超寬帶雷達中的應用，集中體現在以下幾個方面：一類新的組合雷達波形設計及壓縮脈沖時間旁瓣抑制技術研究、超寬帶雷達多通道數據採集方法中前端射頻接收部分的設計及研製、基於小波（包）方法的時延估計方法。
  2. Based on the doppler effect and pulse coherence technique, synthetic aperture radar ( sar ) breaks through the azimuth resolution limitation imposed by real aperture antenna. in combination with the pulse compression technique, two - dimensional high resolution imagery to distant targets can be realized

    合成孔徑雷達（ sar ）利用以多普勒頻移理論和脈沖相參為基礎的合成孔徑技術，突破了實孔徑天線對方位向分辨力的限制，與脈沖壓縮技術相結合，實現了遠距離目標的二維高分辨成像。
  3. This dissertation mainly studies the hardware system realization of the radar multi - waveform digital pulse compression processing system in frequency domain

    本文主要研究雷達多波形頻域數字脈沖壓縮系統的硬體系統實現。
  4. This dissertation mainly studies the radar multi - waveform digital pulse compression processing system in frequency domain based on fpga and multi - dsp

    本文主要研究基於fpga和多片dsp的雷達多波形頻域數字脈沖壓縮系統及其軟體設計。
  5. In this paper, firstly, radar pulse compression is introduced briefly, summarize three primary pulse compression signals : lfm, nlfm, pcm

    本文首先對雷達脈沖壓縮的原理作了簡要的介紹，進一步詳細分析了應用最廣泛的線性調頻信號，並簡要介紹了非線性調頻信號和相位編碼信號。
  6. Second, research and analyze the feature of signal of pulse compression radar, and discuss the principle and characteristic of pulse compression technique, that are linear frequency modulation and phase coding. the above two mathematic model is constructed, and shift - frequency noise is imposed on the models, and anti - nose ability is evaluated and simulated

    通過對脈沖壓縮雷達的信號特徵的研究和分析，通過研究線性調頻和相位編碼脈沖壓縮技術的原理和特點，建立了這兩種雷達的數學模型，並對此進行移頻干擾和相位編碼雷達干擾，並進行干擾性能的評估和模擬研究。
  7. Pulse compression technique is widely used in modern radar systems, to resolve the contradiction between the distance and resolution

    現代雷達系統廣泛採用脈沖壓縮技術，用以解決作用距離與分辨能力之間的矛盾。
  8. Large time - band product signals such as linear frequency modulation signals ( lfm ), nonlinear frequency modulation signals ( nlfm ), phase coded signals and so on are one of key technologies for pulse compression radar systems

    具有大時寬帶寬積的信號，如線性調頻信號、非線性調頻信號、相位編碼信號等是雷達應用脈沖壓縮技術的關鍵之一。
  9. At the same time, they process a great deal of data with high rate. these characteristics make them suitable to realize in fpga. pulse compression technology has request of multi - channel and real - time processing when it is applied in software radar

    脈沖壓縮技術在軟體雷達中應用時，對信號處理有多通道實時處理的要求，由於其演算法簡單，非常適合於在fpga中實現。
  10. Pulse compression technique and large timeband product signals such as linear frequency modulation signals, nolinear frequency modulation signals, phase coded signals and so on are widely used in modern radar systems to improve the resolving power both in range and in speed domain

    現代雷達為了提高雷達作用距離和速度分辨力、距離分辨力，廣泛採用了脈沖壓縮技術及大時寬帶脈壓信號如：線形調頻、非線形調頻、相位編碼信號等。
  11. Synthetic aperture radar ( sar ) is a new type of radar system developed since 1950 ' s. it breaks through the resolution limitation imposed by real aperture. with pulse compression technology, two - dimensional high resolution to distant targets can be realized

    合成孔徑雷達（ sar ）是五十年代發展起來的一種新型雷達體制，它利用合成孔徑原理，突破了實孔徑天線對解析度的限制，並結合脈沖壓縮技術，可以對遠距離目標進行方位向和距離向兩維高分辨成像。
  12. Pulse compression technique is widely used in modern radar systems. it solves the contradiction between the range and velocity resolution. large time - bandwidth product signals such as linear frequency modulation signals ( lfm ) are used in pulse compression technique to improve the resolution in range domain

    現代雷達系統廣泛採用脈沖壓縮技術，在確保雷達作用距離和速度分辨力的前提下，採用大時帶積脈沖壓縮信號:如線性調頻（ lfm ）信號提高距離分辨力。
  13. ( 4 ) debug the software and hardware of pulse compression system and the system in radar. the system is ultimately used in radar system successfully

    （ 4 ）脈沖壓縮系統軟硬體調試及與雷達系統的聯試，最終交付使用。
  14. Modeling and simulation of pulse compression radar based on an adaptive filter

    基於自適應濾波的雷達脈壓系統的建模與模擬
  15. Moreover, the pulse compression radar has been widely used in practice because of its far detection range and good range resolution

    此外，為了解決雷達作用距離和距離分辨力之間的矛盾，脈沖壓縮機技術在現代雷達系統中被廣泛採用。
  16. Pulse compression effectively solves the contradiction between the range resolution and the average power of the radar, and is widely applied in modern radars

    而脈沖壓縮有效地解決了雷達距離分辨力與平均功率之間的矛盾，並在現代雷達中廣泛應用。
  17. Lfm signal is a classic pulse compression signal and it is one of the ultra - wideband radar waveforms, there is sophisticated theoretical basis of its generating, receiving and processing

    線性調頻信號作為一種典型的脈壓信號，同時也是超寬帶雷達調制波形中的一種，其產生和接收處理已具備了較為成熟的理論研究。
  18. The main content and creative work in this dissertation include : 1. simulate the echoes of the radar, namely produce the lfm signals with band width equaling 5mhz, time width in 9 s ~ 42 s and analyze them in frequency domain pulse compression. at the same time suppress the clutter and indicate targets

    本文完成的主要工作和創新之處有: 1 .通過模擬模擬回波信號，產生了帶寬為5mhz ，時寬在9 s ~ 42 s范圍內帶目標和噪聲雜波的lfm信號，並對其進行了頻域脈沖壓縮的分析，抑制雜波並顯示出目標。
  19. Radar emits wide pulse to ensure the distance, and gets narrow pulse by using corresponding pulse compression method when receiving. this is pulse compression

    脈沖壓縮是指雷達通過發射寬脈沖，保證足夠的最大作用距離，而接收時，採用相應的脈沖壓縮法獲得窄脈沖以提高距離解析度的過程。
  20. With the development of modern digital technology and vlsi, the method of digital waveform synthesis of the pulse compression signals is now widely used in radar systems

    現代數字技術和vlsi技術迅猛發展，波形合成已經由傳統的純模擬方法發展到現在的直接數字合成，數字方式獲得脈沖壓縮信號已成為現代雷達普遍採用的波形合成方法。
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