子通道號 的英文怎麼說

中文拼音 [zitōngdàoháo]
子通道號 英文
sub-channel number
  • 子 : 子Ⅰ名詞1 （兒子） son 2 （人的通稱） person 3 （古代特指有學問的男人） ancient title of respect f...
  • 通 : 通量詞（用於動作）
  • 道 : Ⅰ名詞（道路） road; way; route; path 2 （水流通過的途徑） channel; course 3 （方向; 方法; 道理） ...
  • 號 : 號Ⅰ名1 （名稱） name 2 （別號; 字） assumed name; alternative name3 （商店） business house 4 （...
  • 通道 : thoroughfare; passageway; pass; enterclose; gallery; drong; tunnel; avenue; alure; way; row; key ...
  1. The amazing character of the quantum capacity of gaussian channel is that planck constant h takes over the place of input power restriction of classical capacity

    高斯通道量子容量的迷人特徵是普朗克常數h取代了經典容量中輸入信號功率限制條件的位置。
  2. The channelized digital receiver based on srd is the electronic equipment, which can be used in communication and military affairs, because of its excellence on wide band frequency coverage, digital processing, software programming, high dynamic range, receiving signal with all probability, simultaneous signal detection and so on

    基於軟體無線電思想的通道化數字接收機是一種即可用在通信領域也可用在軍事領域的電子設備，具有大帶寬、數字化、軟體化、大動態范圍、全概率接收、多信號同時處理等優點。
  3. For example, carrier frequency offsets, which are caused by the inherent instabilities of the transmitter and receiver carrier frequency oscillators, can lead to severe system degradation due to inter - carrier interference ( ici ). symbol timing synchronization must also be achieved in order to avoid inter - symbol interference ( isi )

    其載波頻率誤差會引入子通道之間的干擾（ ici ） ，而幀同步的誤差會引入符號間干擾（ isi ） ，同時還會對通道估計帶來嚴重的影響。
  4. The paper includes four sections followed here : the first section studies the modeling of signals of pulse doppler radar seeker, and establishes a radar signal simulation model, including radar emitting signal model, receiving signal model, receiving echo signal model, clutter model, noise model, sum channel directional pattern of antenna model, difference channel directional pattern of antenna model, sheltering model, rcs model, glint noise model, etc. the second section studies signal processing of pulse doppler radar seeker, and establishes radar signal processing mathematical model and data processing mathematical model for simulation, including windowing, doppler filtering, envelope demodulation, pdi, cfar, centering, velocity tracking, angle tracking, a - b filtering, etc. the third section studies the modeling of modified proportion guiding, and establishes guiding model, then dynamic simulation results is provided

    論文的主要工作包括四部分：第一部分研究了脈沖多普勒雷達導引頭的信號建模問題，建立了雷達信號模型，主要包括：發射信號模型、接收信號模型、目標回波信號模型、雜波模型、噪聲模型、和差通道天線方向圖模型、遮擋因子模型、接收機噪聲模型、目標雷達截面積統計性模型、目標角閃爍模型等。第二部分研究了脈沖多普勒雷達導引頭的信號處理模式，建立了信號和數據處理模型，主要包括：加窗和多普勒濾波、包絡檢波、檢波后積累、頻域cfar處理、速度定心、速度跟蹤、角跟蹤、 ?濾波等，然後給出了信號處理流程。
  5. The product has the following characters : all - purpose input, completed separated signal channels, collection of the signal data by scanning, the display technique of lcd big screen, flash memory ; capacious compatible floppy disk, 36 types of signals, multiple alarms, communication of rs232 / 485 and hart confered - link with a view to second generation technique of the field - bus. during the developing course, i used the method of reliability design to design hardware, and researched carefully the process of weak signal. pass to practice, the product has achieved all aim of the design

    系統在功能上實現了萬能輸入，信號通道之間的完全隔離，信號的掃描採集，大屏幕lcd顯示技術， flash存儲器進行數據存儲，大容量的具有兼容性的電子軟盤， 36種信號方式，多種報警方式， rs232 / 485通訊，以及著眼于下一代的現場總線技術的hart協議介面等。
  6. Abstract : plant responses to salt stress via a complex mechanism, including sensing and transducing the stress signal, activating the transcription factors and the corresponding metabolizing genes. since the whole mechanism is still unclear, this review emphasize the biochemical events during the plant adaptation to salt stress referring to an index of importance : the homeostasis in cytoplasm, the biosynthesis of osmolytes and the transport of water. most of these biochemical events were elucidated by study of halophyte and salt - sensitive mutations, also many important genes involved were cloned and used to generate stress - tolerance phenotypes in transgenic plants. on the other hand, about the molecular mechanism in signal transduction, the research of arabidopsis mutations and yeast functional complementation provided helpful traces but not full pathway

    摘要植物對鹽脅迫的耐受反應是個復雜的過程，在分子水平上它包括對外界鹽信號的感應和傳遞，特異轉錄因子的激活和下游控制生理生化應答的效應基因的表達.在生化應答中，本文著重討論負責維持和重建離子平衡的膜轉運蛋白、滲調劑的生物合成和功能及水分控制.這些生理生化應答最終使得液泡中離子濃度升高和滲調劑在胞質中積累.近年來，通過對各種鹽生植物或鹽敏感突變株的研究，闡明了許多鹽應答的離子轉運途徑、水通道和物種特異的滲調劑代謝途徑，克隆了其相關基因並能在轉基因淡水植物中產生耐鹽表型;另一方面，在擬南芥突變體及利用酵母鹽敏感突變株功能互補篩選得到一些編碼信號傳遞蛋白的基因，這些都有助於闡明植物鹽脅迫應答的分子機制。
  7. With the method of integral within ordered product of operators, we obtain the analytical expression of quantum information counterpart of mutual information. the coherent information, as a function of input thermal state power and thermal noise channel power, we discuss the upper and lower bound for quantum gaussian channel introduced by holevo - werner and by quantum codes

    用正規乘積內的算符積分技術求出了互信息的量子對應物? ?相干信息用輸入熱噪聲信號功率和通道熱噪聲功率表示的公式。討論了由holevo和werner引入的量子高斯通道量子容量的上界及由量子編碼所確定的下界。
  8. Consulting relevant reference and related theories in software radio, this thesis is working on technologies of digital channelized receivers, including the theories on a / d sampling, digital down converter, multi - velocity signal processing, polyphase filter and uniform dft filter bank

    本文針對電子偵察系統數字化實現，對數字式通道化接收機的相關技術進行了研究:包括a / d采樣的理論、數字下變頻相關理論、多速率信號處理的理論、多相結構優化抽取濾波、均勻dft濾波器組。
  9. Firstly, a new joint filterbank precoders and decision feedback equalizers structure is proposed, and the corresponding optimization result based on the maximal mutual information criterion is derived. secondly, the concept of dt canonical model is proposed, which is very suitable for the task of blind signal processing based on the second - order statistical of the observations. thirdly, the methods of blind equalization and identification of the tv dispersive channels are researched systematically based on the proposed dt canonical model, and a subspace blind identification algorithm of the time - invariant channel matrix is developed

    本文創新性的成果在於：提出了預編碼-判決反饋聯合均衡系統結構，並從理論推導得出了對應的最大互信息量最優化設計結果；首次提出了時變色散通道的離散正則模型概念，該模型適宜於利用觀察數據的二階統計量進行盲信號處理；基於離散正則模型對時變色散通道進行了系統的盲均衡和盲辨識方法研究，提出了對時不變通道矩陣的子空間盲辨識演算法；針對誤差傳播效應問題，提出了可以消除誤差傳播效應的兩級盲辨識演算法；提出了基於離散正則模型的直接盲均衡演算法；提出了基於特徵恢復思想的神經網路直接自適應盲均衡演算法。
  10. We propose the joint filterbank precoders and decision feedback equalizers structure at first, by which the dispersive channel is equivallent into parallel independent flat fading subchannels such that the diversity gain of the receiver is increased. then we adopt the discrete - time ( dt ) canonical model to convert the problem of blind signal processing of tv dispersive channels into processing the time - invariant multi - channels model blindly, and discuss the problem of blind equalization and identification of tv dispersive channels based on this new model

    第一種是採用濾波器組聯合均衡方法將色散通道等價為一組獨立的平坦衰落子通道，以提高接收機的分集增益；另外一種是提出採用離散正則模型將時變色散通道的盲信號處理轉化為時不變多通道模型的盲信號處理，並針對該模型對時變色散通道的盲均衡與盲辨識方法進行了詳細討論。
  11. Secondly, basing on single channel if sr receiver mathematic model, this thesis has designed if sr receiver subsystem and brought forward its design project and system circuit principle diagram, and explained the system working principle. furthermore, this thesis introduces the working principles and respective applications of wideband high - speed adc ad6640, ddc ad6620 and high - speed dsp tms320c6713 according with the if sr receiver subsystem high - speed analog digital conversion department, digital down conversion department and high speed digital signal processing department. thirdly, the thesis emphatically demonstrates the software realization department of the if sr receiver subsystem, which including ad6620 ' s inner parameter software setup, tms320c6713 data transmission and processing and the quadrant demodulation algorithm program realization

    其次，基於單通道中頻軟體無線電接收機數學模型，本文設計了中頻（ if ， intermediatefrequency ）軟體無線電接收機子系統，給出了中頻軟體無線電接收機子系統的設計方案和系統電路原理圖，說明了系統工作原理，並分別對應系統中的高速模數轉換部分、數字下變頻部分、基帶數字碩士學位論文軟體無線電理論研究及中頻軟體無線電接收機子系統設計信號處理部分，介紹了高速adcad664o ，數字下變頻器（ ddc ， digitaldownconverter ） ad6620 ，高速數字信號處理器（ dsp ， digitalsignalproeessor ） tms320c6713的工作原理，以及它們在中頻軟體無線電接收機子系統中的應用。
  12. The besiii is a general purpose experiment at bepcii collider, which is currently under construction in beijing. the main character of bepcii is multiple bunch, high luminosity and the extremely high data rate. this thesis concerns the besiii software r & d environment and the besiii online event filter, which is developed in the besiii software r & d environment

    北京正負電子對撞機ii （ beijingelectronpositroncolliderii ， bepcii ）和北京譜儀iii （ beijingspectrometeriii ， besiii ）是我國正在建造的新一代大型加速器和譜儀，與bepci和besii相比它的主要特點是多束團，對撞周期短，信號通道多，事例率高。
  13. The paper studied the angent - based traffic control system, put forward the agent - based traffic control system framework and the agent ’ s calculation model, analyzed the integration of traffic control system and road pricing technique, dynamic information collection system, built the integrated model of traffic control and traffic flow guidance, simulated the integration effect based on cellular automata. the paper involves six chapters : chapter one : introduction. it summarized the development process of urban traffic control technology and put forward the future direction of traffic control : intelligence and integration

    交通信號控制系統與道路定價技術、動態信息採集系統、交通流誘導系統等智能交通子系統的集成已成為研究熱點，本論文在總結交通信號控制與道路定價技術集成、與動態信息採集系統集成的研究成果基礎上，提出了交通信號控制與可變信息顯示交通流誘導系統集成的數學模型，並基於元胞自動機對集成效果進行了模擬。
  14. In chapter 5, we define quantum binary symmetric channels via the invariance of fidelity under unitary transformation of input density operators

    第五章通過量子保真度（ fidelity ）在輸入信號的幺正變換下的不變性定義了量子二進制對稱通道。
  15. The mrd, firstly discovered by us with neuroanatomical and immunohistochemical methods, was a flat, pan - shaped structure at the caudomedial margin of the neostriatum and surrounding the rostrolateral edge of the globus pallidus in brains of the rat [ 12 ], cat [ 12 ], monkey [ 13 ] and human

    研究的目的及意義：谷氨酸是哺乳類動物中樞神經系統的一種興奮性神經遞質，其受體分為離子型和代謝型兩類。離子型具有完整的陽離子通道，而代謝型（ mglut ）則通過蛋白轉到胞內信號系統而起作用。
  16. The experiments demonstrated that the channel capacity of classical modulation signals can be improved due to exploiting quantum entanglement

    證明了由糾纏態光場構成的量子通道可以提高經典調制信號的通道容量。
  17. Based on the criterion of maximizing the total average signal to interference plus noise ratio ( sinr ), the optimal subchannel allocation strategy is obtained in theory when random signature sequences are used. for its implementation, an iterative algorithm is proposed, which is similar to the water filling principle. by using the proposed algorithm, we obtain significant improvement on the performance of the system, and the transmission quality can be guaranteed

    根據最大信號干擾加噪聲比原理，分析得出了隨機特徵碼條件下最優的子通道分配策略，並提出了一種類似於灌水原理的子通道分配演算法，該演算法能在保證各個用戶傳輸質量的前提下，使系統的整體性能接近最優。
  18. The system can make the total signaling rate very close to the nyquist rate of given frequency band through the use of a lot of subchannels

    該系統利用大量的子通道使得總的信號速率能夠非常接近給定頻帶的奈奎斯特速率。
  19. Lum and co - workers identified h2o2 as an upstream signal that leads to no production. they also found that the h2o2 induced no production was mediated via calcium ion flux, as it was blocked in the presence of a calcium ion channel blocker, verapamil

    Lum和同事發現h _ 2o _ 2作為上游信號誘導no的產生，他們還發現aba誘導的no產生是經由鈣離子介導的，因為它可以被鈣離子通道阻斷劑異搏定（ verapamil ）所抑制。
  20. Fundamental properties of the activities of the nervous system, such as the function of ion channels and receptors and its regulation, synaptic transmission and neural signal transduction, are his research interests

    主要研究興趣是神經系統活動的基本過程:離子通道和受體的功能及其調控、突軸傳遞以及神經信號跨膜轉導等問題。
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