time channel 中文意思是什麼

time channel 解釋
定時通道
  • time : n 1 時，時間，時日，歲月。2 時候，時刻；期間；時節，季節；〈常pl 〉時期，年代，時代； 〈the time ...
  • channel : n 1 水路，水道，渠，溝；海峽；河床，河底。2 （柱等的）槽，凹縫；【機械工程】槽鐵，凹形鐵。3 〈比...
  1. The ionosphere is a complex medium, which is aeolotropy, asymmetry, dispersive and changes randomly with time. in order to improve the communication quality of the shortwave that depends on the ionosphere, we should have aknowledge of the current condition of the ionosphere in real time. the backscatter sounding of high frequency can diagnose the real - time channel characters for shortwave communication or hf radar, which is great assistant to shortwave communication and hf radar

    電離層是隨機時變，各向異性，非均勻、色散的復雜介質。為了保證依賴于電離層進行的短波通信質量，必須了解電離層的實時狀態信息。高頻返回散射探測可以實時監測與短波通信或高頻天波雷達相關的天波傳播通道的狀態，對短波通信和天波雷達工作起了重要的輔助作用。
  2. As getting incision of underwater distributary channel in different period, debouch bar keeps short time and low - development

    由於受到不同期水下分流河道的切割，河口壩保持時間較短而欠發育。
  3. Compound magnetic strip : capable of magnetizing and demagnetizing, alarm doesn t function anymore after demagnetization so that buyers and commodities can get across channel exit at the same time

    復合磁條：可以充消磁，消磁后不再報警，顧客和商品可同時過通道出口
  4. Taking entry through the time channel, all guests were treated to a magnificent display, in retrospect, of shanghai roche ' s decade - long achievements in china, in a fantastical hi - tech atmosphere

    在高科技營造的如夢似幻的氛圍中，來賓首先進入了時光隧道，羅氏10年在華的成就一一展示給觀眾。
  5. Space - time channel estimation for ofdm systems based on comb - type pilot arrangement

    系統中基於梳狀導頻的空時通道估計
  6. Uplink space - time channel blind estimation for space - time coded multicarrier code division multiple access systems

    空時編碼多載波碼分多址系統上行空時通道盲估計
  7. The generalized canonical presentation is proposed, with which space - time channel estimation and interference suppression can be implemented jointly

    提出了廣義正則形式，進行聯合空時通道估計和干擾抑制，並且進行了殘余干擾分析。
  8. In chapter two, a structured space - time multiuser cdma signal model is built as the basis of the whole research, combing space - time channel models and multirate / multichannel cdma signal models

    第二章組合空時通道模型和多速率多通道cdma信號模型，構造了結構化的空時多用戶cdma信號模型，作為全文研究工作的基礎。
  9. Space - time processing for cdma with antenna array is investigated in this paper, which includes space - time channel estimation, beamforming technique, 2d - rake receiver, multiuser detection, space - time multiuser detection and joint estimation

    本文研究了天線陣cdma系統中的空時處理技術，主要包括空時通道估計、波束形成技術、空時2d - rake接收機、多用戶檢測、空時多用戶檢測和聯合估計。
  10. Blind space - time channel estimation and multiuser detection for asynchronous ds - cdma system

    空時多用戶檢測器的級聯結構
  11. In the second chapter, a wideband mimo channel model with multiple - tap was integrated according to the angle of departure of the transmitting signal and its spread angle, the angle of arrival of the receiving signal and its spread angle, power azimuth spectra, doppler spectrum and the geometric construction of antenna array both sides of transmit and receive, on the basis of full research on the theories of space - time channel model proposed in the recent literature

    第二章在對最近文獻中提出的一些空時通道模型理論進行詳細研究的基礎上，根據發射信號的離開角及其擴展角、接收信號的到達角及其擴展角、功率方位譜、多普勒譜和收發兩端天線的拓撲結構，綜合了一個多抽頭的寬帶mimo通道模型。
  12. Since the underwater channel is nonstationary and the fades is frequency - selective, it is hard to use the real - time channel equalization technology

    傳統的串列通信為了保證數據的可靠傳輸，必須實時地進行自適應的通道均衡。
  13. Space - time processing technique combines time domain signal processing and spatial signal processing. it can utilize fully the space - time channel characteristic, repair limits of the time domain signal processing and spatial signal processing, and enhance the system capability, overlay area and transmission rate

    空時處理技術聯合時域和空域信號處理技術，充分利用無線通道的空時結構特徵，彌補了時域信號處理和空域信號處理二者的局限，能夠提高無線通信系統的容量、覆蓋范圍和傳輸速率。
  14. This paper mainly fulfills realizing the real time channel estimate ( rtce ) technology of adaptive high - f requency ( hf ), which is one of the digital businesses

    本文主要完成數字化業務中的一項? ?高頻自適應中實時通道估值技術（ rtce ）的實現。
  15. Real - time channel estimation

    實時通道估算
  16. After that, the author applied fft techniques on the real - time channel estimation simulation and it is finally implemented with dsp techniques

    隨后利用fft技術來實時估計出此時的通道，最後用dsp技術實現之。
  17. Ale system military standards include a highly robust signaling system, a extendable protocol system, multiple address modes, multiple rtce ( real - time channel estimation ) modes and open system structure, in order to offer advanced hf communication network function

    Ale系統軍用標準包括一個高度穩健的信令系統、可擴展的協議系統、多種尋址方式、多種rtce （ real - timechannelestimation ）模式以及開放的結構，以支持高級的短波通信網路功能。
  18. This paper introduces the history and principles of the real - time channel evaluation ( rtce ), discusses its key technologies, introduces some communication systems in the application of rtce, and predicts its dominant status in the future hf communications

    本文較為詳細的介紹了短波通信實時選頻（又稱實時通道估算）技術的產生背景、基本原理和關鍵技術，介紹了應用實時選頻技術的高頻自適應通信系統，並對其在將來短波通信中的主導地位作了預測。
  19. The other is time - space 2d - rake receiver based on space - time channel estimation ( spce - 2drake ). simulation results reveal that this algorithm has the better performance under the different doppler frequency. the performances of these space - time 2d - rake receivers are analyzed

    模擬表明: zf - 2drake接收機性能優于傳統的2d - rake ; spce - 2drake接收機在不同多普勒頻移情況下具有較好的性能，而且實現容易。
  20. This paper analyzed p - persistent csma / cd protocol and proposed a new adaptive algorithm for the adjustment of the coefficient p by real - time channel traffic sensing based on the feedback control theory, i. e., changing the value of p dynamically through the analysis of networks " flow to control the behavior of the stations sending data frames in the same collision domain, to keep the media channel in an optimal state and to enhance the channel transmission efficiency

    該演算法基於對網路流量的分析，在osi物理層通過通道信息量的在線實時檢測，根據反饋控制的原理，在數據鏈路層動態地調整控制輸入參數p ，從而控制站點發送分組數據幀的行為，使通道處于最佳的傳輸狀態，提高通道的效率。
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