communication signals 中文意思是什麼

communication signals 解釋
通信信號
  • communication : n. 1. 通訊，通知；交換；信息；書信，口信，通報。2. 傳達，傳授；傳播；傳染。3. 交通，交通機關；聯系，連絡（設備）。4. 【宗教】接受聖餐。
  • signals : 信號
  1. The catv charge and control system has excellent compatibility with other signals and no astriction in signal format, so you doesn ` t need to worry about its future. the system involves many technical fields, including controls of computer 、 communication 、 high frequency of electric circuits, and now it serves for more than 1, 000, 000 customers

    該系統涉及多個研究領域，包括計算機控制、通信、高頻電子電路等多個領域的知識，涉及用戶多達60萬戶。
  2. Given the abilities of generating all kinds of ideal and not ideal signals, it has been widely used in the domains of communication, radar, navigation and astronavigation

    它可以產生各種理想及非理想的波形信號，是電子工程師、生產線以及教學科研的重要測試設備，廣泛用於通信、雷達、導航、宇航等領域。
  3. The system comprises three modules : the first is the ccd driver module, which controlled with cpld. programming the cpld to produce ccd driving pulses and synchronized communication signals. after preprocessing, the output video signals are transmitted into high resolution adc module, in which they are converted into digital signals, and then processed in arm processing module

    整個系統分為三個模塊: ccd驅動模塊的核心是一片復雜可編程邏輯器件（ cpld ） ，對其編程產生ccd的驅動脈沖及同步控制信號;視頻輸出信號經預處理后，由高精度ad轉換模塊進行采樣，將ccd輸出的模擬信號轉換成數字量;最後，將數據送入arm處理系統中進行后續處理。
  4. Wang said that handset signals will be available on loop lines and central lines so people will be able to use their communication devices on platforms, underground or in certain areas while the train is in operation

    王說，屆時手機信號將覆蓋環線和一線，這樣乘客在地鐵站臺地下運行區間都能使用通訊設備。
  5. The superstratum interfaces are designed with vb6. 0. it can examine and display digital signals and analog signals, and set communication port simply by asking

    上層界面用vb6 . 0設計，所設計的界面能對單片機採集的模擬信號和數字信號進行顯示與處理，並能根據需要設置通信埠，操作簡單，具有實用價值。
  6. Then studies a peculiar multi - carrier direct sequence spread spectrum ( mc - ds - cdma ) technology, analyzes the methods of processing multi - carrier signals and study the mathematical module of multi - carrier communication system receiver

    然後對本文所研究的這種特殊的多載波直接序列擴頻技術進行闡述，分析了多載波信號處理的方法和研究了多載波接收機的數學模型。
  7. An english science-fiction writer, proposed that meaned "stationary" satellites be used to relay and broadcast electromagnetic communication signals.

    有位英國科幻小說家曾提議使用「固定不動的」人造衛星來轉播及廣播電磁通迅信號。
  8. Manned "stationary" satellites are used to relay and broadcast electromagnetic communication signals.

    「固定不動的」人造衛星被用來轉播及廣播電磁通訊信號。
  9. In the aspect of blind - identification, the mutual power spectrumx time - frequency distribution product of two delay signals are used as the features of classification. the cluster analysis and cumulant invariants of mpsk signals are used to automatically classify communication signals

    在信號識別中，選取信號的互功率譜、時頻分佈、 mpsk信號的延遲相乘信號作為分類特徵，利用模式識別中的聚類分析以及mpsk信號的基於高階累積量構成的分類特徵不變量實現了信號調制類型的自動分類。
  10. The transients generated just when a transceiver turned on and the fine features of communication signals are regarded as the fingerprints of a transceiver

    再次，利用暫態信號和通信信號的細微特徵進行電臺的指紋識別。
  11. After an introduction to the concept and property of the wavelet and present applications in communications, this dissertation focuses the research on the wavelet ' s application to extraction and analysis of the fine features of typical communication signals, and four problems are discussed : ( 1 ) an new method for the feature extraction and pattern recognition of typical communication signals a distinct method based on wavelet transform is proposed

    本文在簡要回顧了傳統小波的定義、性質、發展歷史和目前小波在通信領域中的應用后，著重研究小波在典型通信信號細微特徵提取與分析方面的應用，主要研究工作和研究結果集中在四個方面： （ 1 ）典型通信信號特徵提取與模式識別的新方法。通信信號的特徵提取與模式識別在通信對抗領域有著重要應用。
  12. The new algorithm integrates the benefit of the average likelihood ratio algorithm with higher correct classification probability and that of the standard general likelihood ratio algorithm with low computation complexity, meanwhile, overcomes the invalidation problem of standard general likelihood ratio algorithm, when there are including relations between constellation sets of communication signals to be recognized

    新方法結合了平均似然比分類性能好和標準的廣義似然比分類計算量小的優點。同時解決了信號碼元集合存在包含關系時，標準的廣義似然比分類演算法的失效問題。
  13. This paper deals with problems of high accurate estimation of carrier frequency offset which is widely used in communication signals synchronization and frequency measurement. therefore, it ' is very importance for interception and location of signals

    通信信號載頻偏差的高精度估計廣泛應用於通信信號的同步和頻率測量當中，因此，對于信號的截獲和定位具有非常重要的作用。
  14. Suggesting that the sensitivity of ic neuron to intensity change was weaker under the quiet conditions than the noise environment. it makes benefit to catch the rapid intensity fluctuations, which are thought to be important information - bearing parameters for signal processing, in human speech of " cocktail party effect " and specific communication signals of other species

    盡管弱噪聲抑制使神經元感受強度的范圍縮小，但對強度變化的敏感性卻提高，這對人在「雞尾酒會」場景下的言語交流和動物在充滿噪聲的自然環境中的聲通訊，捕捉重要的信息載體參數一信號強度以及感受強度的動態變化的能力提供了生物學基礎和演化適應的證據。
  15. The system is used for conveyance of radar and airground communication signals, equipment status indication and remote control signals between various remote cad radar, navigational aid and communication stations and the operation and maintenance centres at the hkia

    這系統用作傳送分佈於不同地點的訊息回到民航處在機場內的操作和維修中心，這包括雷達站、導航站和通訊站的通訊及儀器狀況顯示和遙控訊息等。
  16. The modulation recognition of communication signals is one of the key techniques of communication reconnaissance, and it is also an important task in the field of electronic warfare

    通信信號調制方式的識別是通信偵察的關鍵技術之一，是目前電子戰的重要研究課題。
  17. From the disser tation, it is noted that smart antenna can effectively deal with mobile communication signals such as coherent signals, non - gaussian signals and multipath signals, etc

    通過本文的研究，實現了智能天線對接近現實的相干信號源、非高斯信號源、經多徑通道傳輸后等情況下信號的有效處理。
  18. For communication signals, we detect if there exist spread spectrum signals such as direct sequence spread spectrum ( dsss ) or frequency - hopped ( fh ) signals and estimate their parameters if the dsss or fh signals exist

    其次，對通信信號，檢測是否有擴頻信號存在並估計擴頻參數；如果是非擴頻的一般調制信號，則識別其調制模式。
  19. Based on wide dynamic range and high sensitivity technology, wideband digital electronic warfare ( ew ) receiver is able to have wide monitoring band, high sensitivity, high intercept probability, wide dynamic range, and the ability of the multi - signal processing at one time. it can scout many kinds of signals, such as radar and communication signals

    建立在大動態高靈敏度接收技術之上的寬帶數字ew偵察接收機，要求能夠實現寬的輸入帶寬、高的靈敏度和解析度、大的動態范圍、採用數字化處理和具有多信號處理能力，完成對雷達、通信等各類信號的偵察工作。
  20. Based on the analysis of invariant features in cumulant domain of communication signals, the classification of communication signals with mpsk, mask and mqam modulation formats is investigated this dissertation. the main works can be summarized as follows : 1

    本文在前人工作的基礎上，通過對信號累量域不變量特徵的分析，深入研究了mpsk 、 mask和mqam數字通信信號的調制識別問題，主要工作可概括如下： 1
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