ultra wide 中文意思是什麼

ultra wide 解釋
超闊
  • ultra : adj 過度的，過激的，極端的。n 1 過激論者，極端分子，急進分子，激烈分子。2 〈美口〉高消費顧客，專...
  • wide : adj （opp narrow）1 寬闊的。 2 廣闊的，廣大的，寬敞的。3 廣博的；范圍廣大的；廣泛的。4 遠離的；（...
  1. The works of this paper are mainly about the study for ultra wide - band ( uwb ) signal radiating - designing for effective uwb antenna, and uwb signal scattering - investigating of composite scattering for targets upon ground. firstly, the radiating characters of uwb signal and development of uwb antenna are discussed an uwb planar horn antenna is designed this antenna is characterized with u - balun, simple construction and perfect performance

    本文的研究是「九五」國防預研「超寬帶（ uwb ）雷達體制及關鍵技術研究」項目工作的一部分，主要包括兩方面內容：超寬帶信號的輻射-高效超寬帶天線的研製；超寬帶信號的散射-地表目標的復合散射研究。
  2. It is becoming trends of modem radar technology, which are ultra - wide band, high resolution, low probability of interception, intelligent, according to the points of high tech local war happened last several decades

    針對高技術局部戰爭的特點，現代雷達技術正朝著超寬帶、高分辨、低截獲、多功能、智能化的方向發展。
  3. Duo to the intrinsic characteristics of the gaas material, serai - insulating ( si ) gaas photoconductive semiconductor switches ( pcss " s ) have more obvious advantages in the performance of both high power and ultra - fast switching than those pcss " s made of other materials and then can be widely used in ultrahigh speed electronics, field of high power microwave generation and pulse forming ( pulse sources of high power ultra - fast electromagnetism, ultra - wide - band microwave generator )

    半絕緣gaas光電導開關（ photoconductivesemiconductorswitches簡稱pcss ' s ）具有兼備寬頻帶和高功率容量特性，使其在超高速電子學和大功率脈沖產生與整形技術領域（大功率亞納秒脈沖源、超寬帶射頻發生器等）具有廣泛應用前景。
  4. 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。
  5. Recently, with the fast development of multi - targets identification and high resolution microwave imaging technologies, ultra - wide band radar has been more and more widely used in object imaging and object detection field

    近年來，隨著集群目標分辨識別、高分辨力微波成像雷達等技術研究的快速發展，超寬帶雷達在目標成像與目標識別領域得到了越來越廣泛的應用。
  6. Ultra - wide band ( uwb ) radar is paid more attention to due to its great capabilities in high range resolution, robust anti - jamming and low probability of interception

    超寬帶雷達因其高距離解析度、強抗干擾能力、低截獲率等優異的性能受到越來越多的關注。
  7. The investigation is very useful not only in further studying the electromagnetic scattering characteristics of complicated large objects over the whole frequency band, but also in improving and designing the wide - band radar, ultra wide - band radar and new wide - band radar absorbing material

    本文的研究，為今後進一步開展復雜電大目標全頻段電磁散射特性的研究提奠定了基礎，為寬帶雷達和超寬帶雷達的設計與開發，新型寬頻帶隱身材料的研究提供理論指導。
  8. The uwb ( ultra - wide band ) radar system has got more and more attention for its excellent anti - stealth ability

    超寬帶雷達因為其良好的反隱身能力而成為一種受到日益關注的雷達體制。
  9. At this background, the miniature and wide band technology of antenna become more and more important. this dissertation mainly researches the ultra - wide band communication antennas and electrically small antennas

    本論文研究的主要內容是天線的寬帶化和小型化技術，對超寬帶電小天線的分析方法、寬帶化、小型化等關鍵技術以及實際天線的研製等方面進行了一些探索。
  10. Chapter four briefly researches the principle of range migration algorithm. the relation and difference between frequency scaling algorithm and range migration algorithm are studied carefully. through the point simulation under ultra wide - band system parameters, we compare their imaging performances

    第四章簡要介紹了距離徙動演算法原理，著重分析了頻率scaling演算法和距離徙動演算法之間的聯系及區別，並通過超寬帶（ uwb ）系統參數下的點目標模擬比較了它們的性能。
  11. Terahertz waves can penetrate through many materials, thus providing a powerful advantage for certain remote sensing applications. terahertz radiation can be used for studying the structure of materials, environmental and pollution monitoring by using terahertz spectroscopy, and ultra - wide bandwidth communication

    太赫茲電磁波亦可穿透許多不同的物質，能大大提升遙感技術的應用效能；同時，亦可應用於物料分析、監察環境污染、提供超寬頻通訊等用途。
  12. 5 a project of ultra - wide band radar receiver is proposed

    同時指出該演算法可用於對隱身目標的探測。
  13. It has wider application foreground in civil and military affairs communication field. uwb signal is generated by modulating ultra - short waveforms, so it has an ultra wide band

    它在民用和軍用通信領域有著廣闊的應用前景，特別是對軍隊的通信、指揮和武器控制系統有著深刻的影響。
  14. 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。
  15. Coating of beamsplitting film system working in a ultra wide spectral range

    特寬光譜分光膜的鍍制
  16. Ultra wide soft wings can hold tightly onto underwear, fastening and never shifting and leaking

    配合特寬柔軟護翼，密實包裹內褲兩邊，固定巾身不移位，並防止側漏。
  17. The developments and applications of the low frequency ultra wide band ( uwb ) sar system are very important for military affairs

    低頻超寬帶（ ultrawideband ， uwb ） sar的研究與應用具有重要的軍事意義。
  18. If you have lots of short passing in an ultra wide formation, passes will be constantly under hit and the opposition will frequently intercept the ball mid - move and counter

    如果你在非常寬的陣型中設置了大量的短傳，傳球會不斷地被碰撞，對方經常會在球的移動過程中把球斷下來打反擊。
  19. In modern radar system, wide or ultra wide band radar signal is used more widely. accordingly, by using digital signal processing, we need high - speed data acquisition system to get information

    在現代雷達系統中，寬帶雷達信號應用的越來越廣泛，相應地，通過數字信號處理的方法來處理超寬帶雷達信號，需要高速的數據採集系統來提取信息。
  20. With the development of the communication technology, uwb ( ultra wide band ) wireless communication system application is more and more widespread and bring forward a lot of new challenge to the analysis of conventional electromagnetic field and circuit theory

    隨著通信技術的發展， uwb （ ultrawideband ）無線通信系統的應用越來越廣泛。同時，對傳統的電磁場與電路理論也提出了新的挑戰。
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