signal structure 中文意思是什麼
signal structure
解釋
信號結構-
Compared with traditional mechanical and optic gyros, hrg has such advantages as no high speed circumvolving or moving parts in structure, no warm - up time and short start - up time, wide signal band in frequency, low excursion noises, great endurance in over loading, nuclear radiation and short time power off, small bulk, light weight, low power cost and long life, which is suitable for space applications
與傳統的機械陀螺和光學陀螺相比，半球諧振陀螺具有如下優勢:結構上無高速轉子、無活動部件;不需預熱，啟動時間短;信號頻帶寬，漂移噪聲低;能承受大的機動過載;抗核輻射，並可經受短時間電源中斷的影響;體積小，重量輕，功耗低，壽命長，非常適合空間應用。 -
Lk - coriolis mass flowmeters made according to the coriolis mass inside prineiplecloses the dischange apperrance of the fluid quality. discharge inside the piping, its structure be generally spread feeling machine and signal by signal diagraph to comvert to machine two part constituce
Lk系列質量流量計是根據科里奧原理製造的一種新型的直接測量封閉管道內流體質量流量的流量測量儀表，其結構一般由信號測量傳感器和信號轉換器兩部分組成。 -
Moreover in speech enhancement, especially in reducing the pulse noise, morphological algorithm has its unique advantage. particularly morphological filter may maintain the preferable accurate of the speech signal in speech waveform, and which produces little impairment to the formant of speech. so the spectrum structure of the speech is retained well, and the quality of the speech will not be reduced
特別是，在時域波形分析中，形態學濾波增強較小波去噪更好地保持語音信號的細節；在頻域分析中，形態學濾波對語音信號的基音頻率、頻譜斜率、共振峰等語音特徵的影響很小，因而能夠較好的保留語音信號的頻譜結構，使語音品質不致降低。 -
Firstly, this paper introduce the biology of gustatory, then the notion and development of electronic tongue, the structure and development survey of artificial taste sensor system, the importance and development survey of electronic tongue signal process
本文首先介紹了味覺感受的生理基礎，接下來介紹了電子鼻的概念和發展、人工味覺系統結構和發展概況、電子舌信號處理的發展概況、電子舌的一些典型模式識別方法。 -
The context in this paper includes the tactical demand of modern torpedo homing system, the advanced algrithm, the application of dsp in torpedo homing system outside country and the basic algrithm of homing signal processing. the basic structure of dsp signal processing procedure, homing and its algorithm assembly flow chart is also introduced in this thesis
本文介紹了現代魚雷自導戰術要求、先進演算法及國內外dsp在魚雷自導中的應用現狀；闡述了魚雷信號處理的基本演算法；並對dsp的結構及其應用作了詳細的說明；還介紹了各dsp信號處理模塊的基本結構、自導流程圖及某種魚雷自導演算法的流程。 -
The main research advances can be summarized as follows : ( 1 ) study the signal processing ' s performances and methods of homing torpedo system comprehensively, in order to setting up a corresponding mathematical models ; ( 2 ) analyze the ocean channel ' s effects on the work of homing system, then found some models such as target echo signal, noise ( including background noise, target radiating noise, etc ), ocean reverberation. according to them, simulate the array signal ; ( 3 ) the system structure, every function blocks composing are studied and founded thoroughly. then, discuss methods of signal processing in time domain and airspace domain ; ( 4 ) program the simulation software of torpedo ' s homing system according to the simulation models and flow charts, which connected with torpedo ' s control part
本文所作的主要工作及研究成果主要有以下幾個方面： （ 1 ）對自導工作過程中的信號與信息處理的基本理論與方法進行了較為全面的研究，為建立一個較為完備的自導模擬系統提供了理論基礎； （ 2 ）討論了自導系統工作過程中海洋通道對目標回波信號與目標輻射噪聲信號等的影響，建立回波信號的數學模型、環境場中的噪聲信號模型（包括海洋環境噪聲、目標輻射噪聲與魚雷背景噪聲等）與海洋混響模型，模擬產生了聲自導系統基陣接收到的回波信號與噪聲信號； （ 3 ）深入研究並建立了自導模擬系統的總體框架，給出各個具體功能模塊組成，討論了聲自導系統對信號的時域與空域處理，並結合模擬程序中陣列信號處理模塊，給出固定多通道波束形成的模擬實現過程； （ 4 ）根據系統的模擬模型與已建立的模擬流程圖編制了通用魚雷模擬器自導系統模擬軟體，通過網路與控制系統相連，組成完整的魚雷模擬器。 -
Lfmcw radar adopts the receiver with the structure of “ homodyne - fourier ”, and acquires the range spectrum after its if signal is sampled, and then processed by ftt
Lfmcw雷達採用了「差拍-傅立葉」接收機結構，其回波中頻信號經數字採集后進行fft處理，從而獲得雷達的距離譜。 -
The biochip scan and analysis system scans and analyzes hybridizable signal quickly, parallelly and effectively. nowadays, the scanner and computer accomplish scanning and image processing of biochip separately, which leads to complex structure, inconvenient operation, large size, high price and unpopularity
目前生物晶元的掃描和圖像數據的處理分析分別是由成像裝置和臺式計算機來完成的，結構復雜，操作繁瑣，體積大，成本高，推廣困難。 -
Active structure acoustic control ( asac ) is the leading field in the area of vibration and noise control. based on the most current academic and experiment results of domestic and overseas in asac, modern robust control theory ( h _ control theory ) and modern hydrokinetics theory 、 solid dynamics theory are used to build the control model of asac in this thesis. and the h _ control experimental system is build based on modern signal processing technology and compter technology
本文在國內外最新的asac理論研究與實驗成果的基礎上，首次將現代魯棒控制理論（ h _控制理論）與現代流體動力學、固體動力學理論相結合，建立了結構振動聲輻射主動控制模型，提出了設計魯棒h _控制器的新方法，並採用現代信號處理技術、計算機技術建立了結構振動聲輻射魯棒h _控制實驗裝置，進行了實驗研究。 -
Electric - controller is nubbin in developping. we are based on designing to structure of circuit, we are dead against in time and stabilization for controlling and communications, precision and rapidity for transformation etc. we have completed to select on microprocessor, clock - frequency and a / d transfer. it carry out transformation for valve position signal, and select on solid - switch ac
在控制器的電路結構設計的基礎上，考慮到通訊、控制的及時、穩定、轉換的精度和速度等幾方面，主要完成對微處理器的選擇、時鐘頻率和a d轉換器的選用，閥位變送功能的實現，固態交流開關和顯示器的選擇等。 -
Owing to complicated earth ' s surface condition such as the steep stratum outcropping of front - zone of mountain or the huge thick gravel stratum ' s overlay and earth ' s surface large undulation, complicated underground geology structure developed extremely such as thrust and overthrust nappe, and violent change of the lateral velocity, etc. in front - zone of mountain there are a series of problems such as serious secondary disturbance and low signal - to - noise ratio in seismic exploration gathering
由於山前帶高陡巖層出露或巨厚礫石層的覆蓋、地表起伏大等復雜的地表條件、逆沖和逆掩推覆等復雜地下地質構造發育、速度橫向變化劇烈等原因，造成了山前帶地震勘探資料採集存在次生干擾嚴重和信噪比低等一系列問題。 -
The three - order modulator has a 2 - 1 cascaded structure and 1 - bit quantizer at the end of each stage, the modulator is implemented with fully differential switched - capacitor circuits. and then, the discussion will begin by exploring the design of various circuit blocks in the modulator in more detail, i. e., ota, switched - capacitor integrator, quantizer, two - phase non - overlapping clock signal, etc., at the same time, these circuits will be simulated in spectre and hspice. at last, the whole cascaded modulator will do behavioral level simulation by matlab soft and simulink toolbox
本論文中，首先介紹模數轉換器的各種參數的意義，以及一階sigma - delta調制器和高階sigma - delta調制器的原理;給出解決高階單環sigma - delta調制器不穩定性的方案，引入級聯結構調制器，特別針對級聯結構調制器中的失配和開關電容積分器的非理想特性進行詳細的討論;本設計的sigma - delta調制器採用2 - 1級聯結構和一位量化器，調制器採用全差分開關電容電路實現;同時對整個調制器的各個模塊進行了電路設計，包括跨導放大器、開關電容積分器、量化器、兩相非交疊時鐘等，並利用hspice和spectre模擬工具對這些電路進行模擬測試;最後，利用matlab軟體和simulink工具對整個級聯調制器進行行為級模擬。 -
The merit of this type of hardware systemic architecture is flexible structure, general utility, fit for module design, fast processing and it also can process many respondent signal in real time and develope the ability of mssr responsion signal processing greatly
這種結構的特點是集成度高，通用性強，穩定性好，處理速度快，適于模塊化設計，可以實時處理多個應答信號，大大提高了mssr應答信號處理能力。 -
Wavelet analysis and neural network have been researched. based on bp neural network, analysing the features of the bp neural network ' s activation function and the structure of the bp neural network, wavelets neural network is constructed with wavelet function. fourier transform has a important role on signal processing, so the fourier transform is introduced. a function ' fourier transform is analysed. after introducing the concept of the wavelet analysis, a serval wavelet functions is given out, so the knowledge of wavelet analysis is better understood. the multiresolution analysis has a important role on constructing wavelet function and understanding the wavelet transform
小波分析和神經網路得到了廣泛的研究，小波神經網路是在bp神經網路的基礎上，考慮和分析了bp神經網路的激勵函數的特點，以及bp神經網路的結構，結合了小波分析的知識而構造的。傅里葉變換在信號的處理起重要的作用，所以介紹了傅里葉變換、離散傅里葉變換和加窗傅里葉變換，並對一函數作離散傅里葉變換分析。 -
9 inspect the amount, arrangement, fixing position of the signal equipment ( inspect all kinds of signal equipment according to “ navigation signal arrangement and mast structure drawing ” “ safe drawing ” ( such as signal light, signal shape things, signal flag, pyrotechnic signal, self igniting light of lifebuoy, sound signal etc ) whether satisfy finished plan, and check the qualified certificate of this equipment before and after installation on the ship
信號設備的檢驗與試驗（按照《航行信號布置及桅桿結構圖》 ， 《安全圖》 ）檢查各種信號設備（如信號燈、信號形狀用品、信號旗、煙火信號、救生圈的自亮燈、聲音信號等）的數量、布置、安裝位置是否滿足設計的完工圖紙，並在安裝到船上之前和之後檢查這些設備的質量合格證。 -
Venation wave spectrum analysis finds out shape - structure change of mid - frequency signal fluctuation
脈絡波譜圖分析查明了中范圍（頻率）信號波動的形態結構變化。 -
The results demonstrate that for ica the correct preprocessing according to signal structure contributes to extracting features from mechanical signals effectively
研究結果表明，根據信號結構選擇預處理的方法十分重要，正確的預處理可以使獨立分量分析有效地提取機械信號中的特徵。 -
As the solution to the near - far problem in pseudolite application, the tdma signal structure project has been researched
針對偽衛星信號應用中遇到的遠近效應問題，研究了時分信號結構方案來解決。 -
There is difference for the effect of signal structure in the different mobile communication environment
不同的無線移動通信環境，對信號結構的影響也就不一樣。 -
The correlation properties of pn sequence are widely used for synchronization in conventional cdma systems, and corresponding synchronization algorithms are very mature by now, so a new synchronization technique based on the correlating properties of pn sequence is discussed in this paper, in which synchronization may be performed after ofdm deframe and before fft conversion in order to make full use of transmitted cdma signal structure
本論文針對基於pn序列的相關特性深入地討論了mc - cdma移動通信系統的同步捕獲技術，對同步捕獲的原理和方法作了較為深入的研究，詳細分析其捕獲方案，推導出它的主要性能指標並進行分析。
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