視距通信 的英文怎麼說

中文拼音 [shìtōngxìn]
視距通信 英文
horizon communication
  • : Ⅰ動詞1. (看) look at 2. (看待) regard; look upon 3. (考察) inspect; watch Ⅱ名詞(姓氏) a surname
  • : Ⅰ名詞1 (距離) distance 2 (雄雞、雉等的腿的後面突出像腳趾的部分) spur (of a cock etc )Ⅱ動詞...
  • : 通量詞(用於動作)
  • 視距 : apparent distance
  • 通信 : communication; communicate by letter; correspond
  1. So acoustic echo cancellation ( aec ) technique has become a hotspot of competition in famous communicaton company all over the world. however, it is not always easy to implement acoustic equipments for communication system with satisfactory speech quality

    回波消除技術能有效地解決長離電話網路、 ip電話、免提電話和頻會議等系統中的回波問題,很好地改善了語音質量,具有廣闊的市場前景。
  2. New types of uav are under development in many countries as preponderant battle platforms. with greateroperation radius, uav communication scope has ranged beyond eyesight. this resulting new problems

    隨著無人機活動半徑的擴大,無人機已超出范圍,出現了一些新的技術難題。
  3. The effects of meteor trails scattering on a back scattering beyond - light - of - sight radar detected distance and probability of detection are creatively calculated in theory. it is practicable worth for analyzing the performance of the electronic systems

    本文第一次從理論上研究了流星余跡散射對電子系統性能影響,這些結果對研究突發系統和超雷達系統等電子系統的性能都有一定實用價值。
  4. Because the plastic optic fiber ( pof ) have many advantage in short distance communication, such as fine flexibility, connect easy, cost low and so on. in the field of sensing, compared with the silicca optical fiber ( sof ), the pofs have high sensitivity, the range of measurement is big. so the plastic optical fiber more and more is valued by people, it has the quite considerable potential market and the application prospect

    由於塑料光纖( pof )在短中所顯示出來的可撓性好、對接容易、成本低等優勢及其在傳感領域較石英光纖( sof )有靈敏度高、動態測量范圍大等優點,塑料光纖越來越受到人們的重,具有相當可觀的潛在市場和應用前景。
  5. The results of flight test show that this multi - sensor integration technology can ensure the reliability of flight control system, and realization of a bvr ( beyond the visual range ) and high precision autonomous flight control

    過飛行試驗表明,多傳感器的息綜合技術能夠保證飛行控制系統工作的可靠性,實現超、高精確度自主飛行控制。
  6. Motivated by the increasing request of providing the battlefield data dissemination and communications relay, we presents the design of an unmanned aerial vehicle ( uav ) platform ' s applications of tactical communications for providing beyond - line - of - sight ( blos ) communications capability. providing a description of the uav platform ' s development, we conduct a deeply study on the wireless asymmetric data link structure, communication protocols and the algorithm of data dissemination

    本文根據戰場覆蓋和數據分發的需求,用無人機作為超戰術的中繼平臺,構成非對稱數據傳輸系統,對系統體制、非對稱傳輸鏈路、協議和數據分發調度演算法等進行了深入研究。
  7. Because of radio wave propagating along the ducts with enhanced fields on the order of the free - space field, the problems of the co - channel interference are more complicate for communication systems with the results of intersystem interference and the formation of other system, and therefore affecting the determination of the coordination distances or the optimization of the distribution and separation of delay, and for surveillance system such as radar system the problems can be radar holes or the extensions of detect range

    對于電路,它使系統間的相互干擾問題變得復雜,既可能幹擾其他系統又可能形成另外的系統,從而影響系統的有關參數如中繼電路的最佳組合(分佈、間隔)和協調離,對于探測系統產生的則是雷達空洞、超探測等問題。這些問題對相關無線電系統特別是軍事應用系統可能是致命的,因而以波導傳播為代表的反常傳播特性研究受到極大重
  8. Over - the - horizon radar ’ s beam - frequency is high frequency band and its wavelength is so long that the annate ’ s characters are very complicated when applicated on the ship. the character of coupling between cells and the environment must be measured to compensate in the radar signal process step. the ship - based over - the - horizon radar uses cfa ( crossed field antenna ) as array antennas ’ cell

    艦載超雷達使用高頻號作為發射頻率,其波長較長,在艦船有限的空間內,陣列天線的陣元之間的耦合與陣元與背景之間耦合都十分嚴重,必須測量陣列天線道的幅相一致性,作為雷達號處理的補償參數。
  9. Based on modern digital communication technology we gave a solution scheme on uav communication. we pointed out three critical techniques, which will be discussed in latter parts

    第一章分析了無人機的特點和需求,結合現代數字的新技術,給出了無人機超視距通信的方案,提出了值得研究的三個關鍵技術。
  10. 1. the transfer architecture of the uav ' s blos communication is studied. based on the layered structure, we presented a new topic design of the uav platform based blos communications relay, which includes backbone layer, tactical layer and mission layer

    研究了無人機超視距通信的傳輸體制,基於結構分層概念,提出了包括主幹層、戰術層和任務層的無人機超多鏈路中繼的綜合息傳輸方案。
  11. Line of sight system los

    視距通信系統
  12. This article sets forth the orientation theory of digital television and radio signals ' space position, speed, clock error and etc. and then analyses the error, troposphere delay, multipath and shelter domine effect, relying on the creation of hypodistance arithmatic model and the deduction of calculation formulae

    摘要文章過建立偽數學模型,推導整理出計算公式,從而對數字電廣播號的空間位置、速度和時鐘偏差等參數的定位原理進行了闡述,最後對誤差、對流層延遲、多徑和遮擋效應等進行了分析。
  13. Propagation characteristics in land mobile service and fixed service. part 3 : propagation characteristics ofline - of - sight radio relay communication systems

    陸地移動業務和固定業務傳播特性第三部分:微波接力系統傳播特性
  14. Right now, axcen photonics corp can offer the optical transceivers including gbic, sfp single - mode and multiple - mode optical transceivers for optical data communication, telecommunication, cable tv systems. furthermore, the optical transceivers for long - distance 1000base - lhx and 1000base - zx applications are offered as well. in order to meet the needs of clients, the transmission speed of the optical transceivers ranges from 155mpbs oc - 3, 2. 488gbps oc - 48, fiber channel, gigabit ethernet, fast ethernet, 4x fiber channel, sfp copper

    創威光電整合了光機電等專業人才,從半導體雷射的封裝製程,特性量測到整體光收發器的設計與製造皆已完成開發及量產的階段,目前可提供應用於數據,電訊,有線電系統及光纖數據迴路等用途的多款光收發器,其產品包括:單模與多模gbic , sfp光收發器及長離應用於1000base - lhx , 1000base - zx等光收器,就傳輸速率而言,目前創威光電可提供從155mbps oc - 3 , 2 . 488gbps oc - 48 , fiber channel , gigabit ethernet , fast ethernet , 4 x fiber channel , sfp copper等不同速率產品,以迎合顧客需求,另外,本公司亦可配合客戶要求,提供客制化產品設計及製造。
  15. Spread spectrum communication is paid more attention to the advantage of good message privacy, antijamming and mutiple access in the world, it shows strong vitality on the side of measuring distance, antenna measure, mine communication, tactics communication, muti - access application, mobile communication and so on

    擴展頻譜以其保密性好、抗干擾能力強、多址性等優點成為目前世界上廣為受重的一種技術,它在測、天線測量、礦井、戰術、多址應用、移動等方面都顯示了強大的生命力。
  16. In 3g communication system, the most promising location method was the locating arithmetic based on the time of arrival and the time difference of arrival ( toa / tdoa ) of signal, or the angle of arrival of signal ( aoa ). however, either the arithmetic based on toa or that based on aoa was badly affected by the none line of sight ( nlos ) phenomenon

    在第三代移動系統中,最有前景的定位方式是基於號到來時間/時間差( toa / tdoa )或號到來角( aoa )的定位演算法。但不管是基於號到來時間的演算法還是基於號到來角度的演算法,定位號的非傳播效應( nlos )都會對其造成嚴重的影響,在影響移動定位精度的諸多因素中nlos效應被公認為是最主要的因素。
  17. Implementation of the long - haul transmission for computer display signal by optical communication technique

    利用數字光技術實現計算機號長離傳輸
  18. Along with the ongoing development of computer network communication and progressive maturity of multimedia technology, the typical application of multimedia technology like video conference, multimedia e - mail, multimedia monitering, remote medical treatment and long distance teaching will have become more and more widely

    隨著計算機網路的不斷發展和多媒體技術的日益成熟,類似與訊會議、多媒體電子郵件、多媒體監控、遠程醫療、遠離教學等多媒體技術的典型應用將變的越來越廣泛。
  19. As a important method for middle or long distance wireless communication, short - wave communication gains its recognition over again, for its long - distance and anti - destroy capability. but now more advance performances are expected

    短波是中遠離無線的一個重要方式,由於離遠、抗打擊能力強、設備簡單等優點在近年來重新受到重
  20. Frequency sharing criteria between line - of - sight radio - relay systems and space radiocommunication systems

    微波接力系統與空間無線電系統共用頻率的技術要求
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