近距離通信 的英文怎麼說

中文拼音 [jìnjùlítōngxìn]
近距離通信 英文
short-range communication
  • 近 : Ⅰ形容詞1 （空間或時間距離短） near; close 2 （接近） approaching; approximately; close to 3 （親...
  • 距 : 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...
  • 離 : Ⅰ動詞1 （離開） leave; part from; be away from; separate 2 （背離） go against 3 （缺少） dispens...
  • 通 : 通量詞（用於動作）
  • 近距離 : close range; close quarter; at short range近距離陸地運輸 short distance land transport; 近距離偵...
  • 通信 : communication; communicate by letter; correspond
  1. Based on many references, a evaluating function is proposed with performance index of hall call waiting time ( hwt ), people number in a car, energy consuming. the statistic approximation algorithm for hwt is introduced, based on the analysis of elevator traffic state, the calculation of traveling distance and stop number is explained in detail in the thesis. according to the characteristics of the elevator, a group of elevator teaching signals are constructed, by which the weight coefficients are trained according to the widrow - hoff rule

    本文在借鑒了大量的文獻基礎上，提出以平均等候時間、轎廂人數、能源消耗為性能指標的評價函數；詳細介紹了乘客待梯時間hwt的統計近似演算法；基於對電梯交通狀況的分析，對停層次數和運行距離這兩個重要參數的計算進行了詳盡的介紹；依據電梯運行特性參數，構造一組電梯運行教師信號，並採用神經網路的widrow - hoff學習規則訓練權系數。
  2. A survey of wireless infrared data communication

    近距離紅外無線數據通信技術研究
  3. As a result of the plastic optical fiber itself characteristic, the pof is used as the transmission material in short distance communication, has demonstrated the huge superiority in the recent years, thereupon the plastic optical fibre access network is an important developing direction of optical access network of future. the second chapter first to make the comparison among the copper wire, the silica fiber and the plastic optical fiber, pointed out the plastic optical fiber is better in the short distance communication, then introduced the development course of pof in the communication filed, finally proposed the plan scheme of the plastic optic fibre access network of a kind of building

    塑料光纖本身的特點使得其作為短距離通信用傳輸媒質在近些年內已展示出巨大的優勢，於是塑料光纖接入網是未來光接入網一個重要的發展方向。本論文第二章首先對主要的接入網媒質銅線、石英光纖和塑料光纖進行比較，指出塑料光纖在短距離通信方面的優勢，接著介紹了塑料光纖在通信方面的發展歷程，最後提出了一種樓宇塑料光纖接入網的計劃方案。
  4. During the encounter, messenger passed over the night side of the planet, experienced its closest approach with mercury, and then emerged into daylight

    在這期間，信使號通過這個星球的一個夜晚，體驗了它與水星的近距離接觸，最後看見了水星的黎明。
  5. Because bluetooth technology is a short ranged wireless communication technology, we can use the core of the baseband technology for reference in the wireless pc system, the main idea of this paper

    藍牙是近距離無線通信技術，借鑒藍牙基帶協議中的核心技術，研究其在無線pc系統中的應用是本論文的主要內容。
  6. The algorithm, which uses the distance relation of the nodes in the traffic network, can search information of trips, between given od points and trips which intersect groups of respective adjacent points of od points, and can analyze, evaluate, and filter these information in the light of characteristic of carpool path so that the carpool formation is convenient for ride matching

    該演算法利用交通路網中各結點間的距離關系，可以檢索給定起迄點間及起迄點各自鄰近結點群之間存在的出行信息，並能根據合乘出行路徑特點對檢索出的信息進行分析、評價和優選，以方便出行者進行合乘組織。
  7. Conventional detector ( single - user matched filter ) distinguishes each user by the crosscorrelation of their spread - spectrum codes. in practice, however, its performance is much deteriorated due to the existence of noise in channel and strong multi - access interference, i. e. near for effect. a new method using independent component analysis is proposed in this paper. the - received energy of signals is controlled effectively, thus the near - far effect is overcome as much as possible ; moreover, the effect that noise imposed on the detector is mostly reduced. simulations verify the effectiveness of this method

    傳統檢測器（單用戶匹配濾波）利用擴頻碼之間的互相關特性來區分各用戶信號.而在實際應用中，通道噪聲和近距離用戶對遠距離用戶的強多址干擾即遠近效應，使得接收機的性能受到很大影響.本文將獨立分量分析法引入傳統接收機，有效控制接收信號的能量，從而極大地提高了接收機的抗遠近性能，同時噪聲的影響被盡可能消除.模擬結果表明了該方法的有效性和可行性
  8. As a universal language, music and melody touches the heart of all peoples and bridges different faiths and cultures while postal communication brings people together regardless of the distance between them

    正如書信通過我們的派遞服務，可以把人與人聯? ，拉近世界距離；音樂則透過音符和旋律觸動人心，沖破種族、國家的界限。
  9. Based on fourth - order cumulant, a computationally efficient method for joint estimating both directions of arrival and ranges of near field sources with known carrier frequency is firstly presented. the proposed algorithm need not any spectral peak searching and the 2 - d parameters are automatically paired. lt is suitable for arbitrary additive gaussian noise environment. in the following section, a 3 - d esprit method for jointly estimating of frequencies, doa ' s and ranges of multiple near - field sources with unknown carrier frequencies is proposed. the parameters estimation are given by the eigenvalues of different matrices. furthermore, its performances are confirmed by several computer simulations

    利用四階累積量，第五章首先給出了一種載頻已知的情況下基於近場源的距離和波達方向聯合估計演算法，通過構造的陣列輸出信號四階累量矩陣使空間信號到達方向和距離估計無需譜峰搜索，且參數自動配對，適合於任意高斯噪聲環境。進一步在第三節提出了一種載頻未知的情況下的多個近場窄帶信號源doa 、距離和頻率聯合估計的3 - desprit演算法。
  10. The land - mobile - telecommunication gets a rapid progress in. recent years, the popularization rate of cell mobile telephone, wireless telephone, beep - pager and the relative technology is very high in the developed country, but it can only covers the city area, its distance is limited

    近年來地面移動通信發展十分迅速，蜂窩移動電話、無繩電話、尋呼機及相關技術在工業化國家普及率已相當高，但它僅能覆蓋業務密集的城市地區，距離十分有限。
  11. Printing and papermaking facilitated wide spreading of knowledge and universal access to education. they have also radically reshaped the ways in which information and knowledge are produced, exchanged and shared

    造紙術和印刷術的出現，不但有利於知識的傳播，普及教育，亦有利於信息的流通，拉近人與人之間的距離。
  12. However, based on the distance between processors, these approaches only limited the depth of network stratification to only two levels : local - area communication and wide - area communication

    但是，這些方法只是根據處理器之間距離的遠近將網路通信分成兩層：即局域網通信和廣域網通信。
  13. Especially in military affairs, it is the vital part in military operations. short - wave communication is attractive because only little power and proper expenditure is needed when it is used for long distance communication. for this valuable trait, many country have expanded the area of short - wave communication ’ s research, thus there has become more and more new - model communication system

    短波通信之所以能吸引用戶用它傳遞信息，最基本的原因是由於進行遠距離通信時，僅需要不大的發射功率和適中的設備費用，這一寶貴的優點，使得世界各國近年來加緊了短波通信的研究，出現了各種新型的短波通信系統。
  14. As a telecommunication protocol, bluetooth wireless technology ensures communication compatibility worldwide. it provides an open - standard of wireless interface and control software with a low - cost, low - power consumption solution. with industry - wide support, bluetooth wireless technology free you from wired connections - enabling links between mobile computers, mobile phones, portable handheld devices, and connectivity to the internet

    藍牙技術作為一個全球統一的無線通信標準，其目的在於建立通用的低功耗、低成本無線電空中介面及其控制軟體的公開標準，使通信和計算機進一步結合，使不同廠家生產的便攜式設備在沒有電線或電纜互相連接的情況下，能在近距離范圍內具有互用、相互操作的性能。
  15. 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

    短波通信是中遠距離無線通信的一個重要方式，由於通信距離遠、抗打擊能力強、設備簡單等優點在近年來重新受到重視。
  16. Bluetooth materially establishes a unified radio air interface and an open standard of control software. by those, all bluetooth certified products are able to work together with any other bluetooth product. because bluetooth uses radio waves to transfer information, it is very susceptible to attacks and due to the lack of security in today ' s applications

    藍牙是便攜式或固定電子設備短距離無線傳輸的電纜替代技術，其實質是要建立通用的無線空中介面（ radioairinterface ）及其控制軟體的公開標準，使通信和計算機進一步結合，使不同廠家生產的便攜式設備在沒有電線或電纜相互連接的情況下，能在近距離范圍內具有互用、相互操作的性能。
  17. The pheromone - based parameterized probabilistic model for the aco algorithm is presented as the solution construction graph that the combinatorial optimization problem can be mapped on. based on the solution construction graph, the unified framework of the aco algorithm is presented. an iterative update procedure of the solutions distribution in the problem ' s probabilistic model is proposed, that will converge to the optimal solutions with probability one, then the minimum cross - entropy pheromone update rule is proposed to approximate the iterative update procedure by minimizing the cross - entropy distance and monte - carlo sampling

    基於解空間參數化概率分佈模型，首先提出了一個以概率1收斂于最優解的解空間概率分佈的迭代更新過程，然後提出了通過最小化不同分佈間的交互熵距離以及蒙特卡洛采樣來逼近此迭代過程的最小交互熵信息素更新規則，接著分別給出了弧模式以及結點模式信息素分佈模型下的最小交互熵等式。
  18. The encryption algorithm of this paper will provide reference for choosing the encryption algorithm to guarantee the security of data exchange when developing all kinds of wlan

    本研究已提出的加密演算法可為開發各類近距離無線通信網路時，選擇保障數據安全的加密演算法提供參考依據。
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