complex signals 中文意思是什麼
complex signals
解釋
復合信號-
The result shows that the quartic phase coupling component and quadratic - to - cubic phase coupling one are only extracted using the fifth order cumulants of complex signals
研究表明：復數信號的五階累積量是提取四次相位耦合分量、二三對相位耦合分量的必要工具。 -
The array ' s processor can create radio beams pointing in other directions as well by performing more complex mathematical operations on the signals from the two antennas
陣列的處理器也可以對兩個天線的訊號進行更復雜的數學運算，以便針對其他方向產生無線電波束。 -
To utilize the advantages of dsp chips, the system should be computing sources economical. according to digital signal processing theory, the poly - phase fir can help reduce the workloads of the ddc / duc. therefore, adding the complex carrier mixers, the channelization system ( a method of using a single wideband facility to transmit many relatively narrow - bandwidth signals. by subdividing the frequency spectrum used in the wideband channel ) can be formed utilizing the characters of fft
為了使開發出的軟體可以適用於高速dsp器件開發，節省系統資源，課題首先從數字信號處理的理論進行分析，得出可以利用抽樣率轉換的數字濾波器的特點，即多相濾波實現數字上下變頻計算負擔的減小，之後進一步將多相濾波器與頻譜搬移部分結合，通過公式的推導，得出可利用快速傅立葉變換的特點實現多路信號的通道化發射和接收的處理模型。 -
The current radar scout system has some problems for processing multiform signals, confronting the complex electromagnetic environment and various radar characteristic signals. the adaptive front - end in receiver can solve these problems, and this dissertation analyzes it
面對日趨復雜的電磁環境以及變化繁多的雷達特徵信號，現有的雷達偵察接收系統對多種信息的處理顯得力不從心，本文從接收機前端考慮，對其中的一種解決方法? ?自適應的接收機前端進行分析、研究。 -
Unlike the lamellated variety, the merkel cell - neurite complex signals only the sustained depression of the skin
與薄層受器不同的是，梅克爾氏細胞與神經纖維的復合體只傳送皮膚持續受壓的訊號。 -
The human nose uses a complex system of interconnected receptors and neurons, which conduct signals to the brain for interpretation
人的鼻子使用一個接受器和神經元相互連接的復雜系統，這個系統將信號傳導到大腦進行解釋。 -
Dendritic cells ( dc ) is the most powerful apc, which can markedly increase the antigen - presentation capacity by maximizing the pepitide - mhc complexes on the cell surface and upregulating the co - stimulatory ligands b7 - 1 and b7 - 2, adhesion moleculees such as il - 12 that promote full activation of lymphocytes. full activation of antigen - specific t cells requires two signals - one signal coming via the tcr and the other signal through engagment of co - stimulatary molecules. t cells receiving one signal via their tcr are turned off by mhc ( major histocompatibility complex ), via t cell cd28 binding to b7 on the dc induce tlymphokine and t cell proliferatiion
T細胞介導的細胞免疫在控制腫瘤生長方面發揮著重要作用， t細胞在發揮抗瘤效應（分泌細胞因子和直接殺傷）之前必須先經過活化，體內專職抗原提呈細胞（ apc ）細胞並使其活化，樹突狀細胞（ dendriticcell ， dc ）為t細胞的激活提供雙重信號， t細胞藉助tcr識別由dcmhc分子遞交的抗原肽后，通過tcr - cd3復合體傳遞抗原特異性識別信號（第一信號） ，以cd28為主的t細胞表面輔佐分子識別dc表面b7分子，傳遞非特異性協同刺激信號（第二信號） ，在機體抗腫瘤免疫應答中處于核心地位。 -
Abstract : applying the frequency - domain representation of the complex signals in a three - phase system, a harmonic detection method based on the in - phase correlation filtering was put forward in this paper, which can be used to detect effectively the generalized harmonics in the three - phase system except the fundamental of positive sequence
文摘:採用三相系統復信號的頻域表示並根據頻譜搬移原理，本文提出了一種基於同步相關濾波的諧波檢測方法，可用於三相電路中除正序基波以外廣義諧波的有效檢測。 -
To detect transient signals under complex background, a novel method of aliasing - free exponential bilinear time - frequency distribution is presented in this paper, which can avoid the frequency aliasing and information loss existing in the traditional bilinear distributions, reduce the cross - terms effectively and possess high time - frequency resolution
摘要針對復雜背景條件下瞬時信號的探測，提出一種新的無混疊雙線性時間頻率分佈方法，該方法能夠避免常用的雙線性時頻分佈中的頻率混疊與信息丟失，有效減小交叉項干擾，而且具有較高的時頻解析度。 -
Once stored, the signals can be transcribed back into an exact replication of the original signal whenever desired. ultra high speed data acquisition is the main technique in drfm. the most common use of the drfm is for replication of complex, coherent signals usually representing radar return signals
數字射頻存儲器是現代電子對抗系統中有源雷達干擾機的主要組成部分，用於將接收到的雷達信號的精確的復制信號返回該雷達系統，以此來混淆該系統。 -
An experienced human operator may have little knowledge about a complex system but can still doing good job in system control and fault diagnosis by observing signals of inputs and outputs. therefore, the problem is, can we use some techniques of machine learning and artificial intelligent to mimic the human ability of " learn to control "
在實際工業生產中，工程技術人員在對系統機理和數學模型知之甚少的情況下通過觀察和經驗總結，仍然能夠對系統進行良好的手動控制和及時的故障診斷，因此完全可以採用機器學習的智能方法模擬人的這種通過觀察學習進行控制的能力。 -
The polarimetric sar is a new type imaging radar to measure polarimetric characteristic of radiant signals and combines both advantage of measuring full complex scattering matrix for each resolution cell in a scene and producing two - dimensional high resolution images, which greatly improve its ability to discern surface features. polarimetric sar is thus playing a more and more important role in research on remote sensing and application area
極化合成孔徑雷達（ polarimetricsar ）是用來測量輻射信號極化特徵的新型成像雷達，具有能夠測量場景中每個分辨單元的全極化散射矩陣和產生二維高解析度圖像的兩大優點，大大提高了它對地物的識別能力，因此在遙感技術研究與應用領域中起著越來越重要的作用。 -
Based on the second order statistics, an algorithm is proposed to separate mixed complex - value signals online
摘要基於二階統計量，對在線分離復值混合信號法進行了研究。 -
Therefore modulation domain analysis becomes a new way to analysis the complex signals
因此，調制域分析成為一種觀察復雜信號的新方法。 -
That means it s always available to help you find details buried in complex signals, discover anomalies, correlate high - speed digital control signals
它總能幫助您更好找到深埋于復染信號中的細節問題，發現異 -
Flexible triggering that lets you easily isolate and analyze the complex signals and fault conditions common in mixed analog and
靈活的觸發能力，使您能容易地隔離和分析復染的信號，以及在混合模擬和數字電路設計中常見的故障 -
It is necessary for modern signal process system to have capability to deal with complex signals and to represent them from different aspect
從外部獲取的信息是模擬量時，信息處理是從中提取信號時間域特徵、頻域功率譜特徵等參數。 -
Flexible triggering capabilities across all channels so you can easily isolate and analyze complex signals and interactions common in your mixed analog and digital designs
您能容易地隔離和分析復染信號，以及混合模擬和數字設計中常遇到的交互 -
Modulation domain analysis is a new technology for complex signals analysis, it is a very important analysis technology in many fields
調制域分析技術是近幾年發展起來的一種全新的復雜信號分析技術，它已經在很多領域中成為一種重要的分析技術。 -
Finally we study a modified algorithm, which applies the fast fixed - point algorithm for complex signals to blind signals eparation in frequency domain. it ’ s a one - unit algorithm. to prevent converging to the same signal, the deflation algorithm is used to separate signals one by one
4 .結合上述卷積混合信號的頻域分離演算法，研究了一個改進單源演算法，將復數快速固定點演算法應用到頻域加速收斂，為了防止演算法收斂于同一信號，利用一種抽氣技術，這樣可一次分離出一個信號，實現卷積混合信號分離。
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