編程信號 的英文怎麼說

中文拼音 [biānchéngxìnháo]
編程信號 英文
pgm
  • : Ⅰ動詞1 (編織) weave; plait; braid 2 (組織; 排列) make a list; arrange in a list; organize; gr...
  • : 名詞1 (規章; 法式) rule; regulation 2 (進度; 程序) order; procedure 3 (路途; 一段路) journe...
  • : 號Ⅰ名1 (名稱) name 2 (別號; 字) assumed name; alternative name3 (商店) business house 4 (...
  • 編程 : c programming
  1. In designing analogic circuit, we adopt programmable filter max262 to meet the system ' s command. after the step, we can make the signal ' s frequency width is wider and noise level is lower. to make the signal ' s amplitude to meet the analogic to digital device ' s command, we adopt the max551 to finish the gain control

    在模擬電路部分,採用可濾波器max262 ,這樣就滿足了該數據採集裝置所採集的的頻率范圍較寬以及具有較低的噪聲水平的要求,為了使采樣到的的幅度滿足後面a d轉換器的要求,採用max551對采樣到的進行調理(增益控制) 。
  2. Pre - data gathering module achieves the collection and communication of sixteen - route temperature signal. speed measuring and controlling module realizes the control of refolw soldering transfer speed by manipulating transducer. on - off outputting module fulfills calefaction control of calefaction tube by solid state relay. above position operator software programs by delphi, and realizes pid parameter automatic timing and no - oversnooting temperature control. software has friendly interface, convenient operation, complete functions

    前置數據採集模塊完成16路溫度的採集和通訊;速度測量模塊與速度控制模塊通過控制變頻器來調節迴流焊的傳輸速度;開關量輸出模塊通過固態繼電器對加熱管進行控制;上位機軟體採用delphi,實現了pid參數自整定以及無超調的溫度控制。
  3. The circuits driving the ccd and processing the video signal are implemented by means of cpld ( complex programmable logic device ) and hdl ( hardvvare description language ). the solution to solve the problem of multi - level logical competitive risks that occur in cpld circuits frequently was provided in details in the thesis

    Ccd的驅動電路和視頻處理電路採用cpld (可邏輯器件)和hdl (硬體描述語言)實現,文章對cpld電路中容易出現的多級邏輯冒險競爭情況作了專門的敘述和提出相應的解決方法。
  4. 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邏輯器件( cpld ) ,對其產生ccd的驅動脈沖及同步控制;視頻輸出經預處理后,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。
  5. In all kinds of complicated network, oriented linking and unlinking, communication frequency resource is strained, and bandwith to transmitting audio frequency signal is too restricted, complicated and fluky, while audio frequency data exponential have been increased in the last several years. under the circumstances, based on the research of predecessor, this paper studies wavelet analysis ' s maths gist and practices significance on signal process, and puts forward a optimized wavelet package condensation arithmetic to process audio frequency data, which gives attention to coding efficiency, multirate and compression delay. simulation experiment on the arithmetic has been done by matlab

    針對無連接和面向連接的各種復雜網路環境下,通頻帶資源緊張,音頻傳輸帶寬有限且復雜多變,而各種音頻數據又日益增多的局面,本文研究小波分析在處理方面的數學依據和在數據壓縮方面的實際意義,在前人不斷工作的基礎上,提出了一種優化小波包變換碼方案用於音頻數據的壓縮演算法,兼考慮了碼效率、多碼率和壓縮時延多個方面,並在matlab環境下做了模擬實驗,對各種音頻及多種小波函數做了模擬結果比較,實驗結果證明該演算法可以在一定計算復雜度下可以很好地改進壓縮效果,達到多碼率下實現實時解碼的過,在高速dsp晶元等硬體設備支持下,可以有效應用於實際復雜多變碼。
  6. This thesis tries to update the cmdsr system to achieve the characters below : real - time, better robust, higher recognition rate, non - special - man. considering the disadvantages of traditional improved spectrum subtraction speech enhancement, this thesis proposes the theory of fuzzy spectrum subtraction based on the fuzzy theory and improved spectrum subtraction speech enhancement ; as for the difficulties of detecting the endpoint of speech signal, the thesis gives the table of initial and the improved parameters, with which we can confirm the endpoints of mandarin digit speech ; the thesis puts forward two - level digit real - time speech recognition system, the first level is based on discrete hidden markov model which is linear predictive coding cepstrum ( lpcc ) and difference linear predictive coding cepstrum ( dlpcc ), the second level is based on formant parameters ; as for the realization of hardware, the thesis depicts the realization of every part of cmdsr based on the tms320vc5402 in detail ; as for the development of software, the thesis gives the software design flow chart of cmdsr, simulates the basic theory with matlab language and gives the simulation results

    針對傳統的「改進譜相減法語音增強」參數設定單一、環境適應能力差的缺點,提出了一種利用模糊理論和「改進的譜相減法」結合的「模糊譜相減法語音增強」 ;針對語音端點檢測困難的特點,通過matlab模擬試驗,給出了能夠準確確定數碼語音端點的初始和改進參數表;提出了利用基於線性預測碼倒譜參數和差分線性預測碼倒譜參數相結合的離散隱含馬爾可夫模型進行第一級識別、利用共振峰參數進行第二級識別的兩級漢語數碼語音識別系統,在保證系統實時性的同時,實現連接漢語數碼語音識別系統識別率的提高;在硬體實現上,詳細闡述了基於tms320vc5402的連接漢語數碼語音識別系統各部分硬體設計;在軟體開發上,給出了連接漢語數碼語音識別的軟體設計各部分的流圖,並對各部分進行了matlab模擬,並給出了模擬結果。
  7. Based on the research mentioned above, the paper introduces the method of how to realize basal software, combing the processing of high frequency ground wave over - the - horizon radar signal and the capability of dsp

    在此基礎上,本論文又針對工實現的具體要求,結合高頻地波超視距雷達處理方法與dsp性能,敘述了處理機的基礎軟體的具體實現。
  8. 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 )對自導工作過中的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中海洋通道對目標回波與目標輻射噪聲等的影響,建立回波的數學模型、環境場中的噪聲模型(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與噪聲; ( 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的時域與空域處理,並結合模擬序中陣列處理模塊,給出固定多通道波束形成的模擬實現過; ( 4 )根據系統的模擬模型與已建立的模擬流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。
  9. Firstly introduced the basic theory and method with which the analog signal can be convert to digital form, including sampling theory and course, quantification and quantification error, coding, beside those we discussed some applications of sampling technology, the reason of frequency mixture and the method to eliminate it chapter 4 introduced analog mux - switch, for the reason of simpleness we only introduce it briefly

    從第3章開始,對數據採集的基本理論進行討論,首先介紹了模擬數字化處理中的基本理論、方法,包括采樣過、采樣定理、量化與量化誤差、碼,還討論了幾種采樣技術的應用、頻率混淆產生的原因及消除措施。第4章,介紹了模擬多路開關。
  10. The remote diagnosis center is based upon the implementation of remote signal analysis system. general methods of signal processing are discussed. they are accomplished by java, jsp programming language in j2ee environment, which can keep the balance of system and utilize resources sufficiently expert - diagnosis system is an important part in the remote diagnosis center

    對于遠診斷中心,主要研究了遠分析系統的設計與實現,討論了分析處理常用的一些方法,並將這些方法用java 、 jsp語言在j2ee環境下實現,使得系統負荷平衡,更靈活、充分地利用資源。
  11. This waveform library not only contains those typical radar signals like single - carrier frequency signal, encoded signal, lfm etc, but also include many hybrid modulated signals, like fsk / psk signal, fsk / ppm signal, psk / ppm signal, pseudo - random fsk / psk signal, etc. we use visual c + + 6. 0 to implement this software program, this makes it easy in control operation and provides a nice human - machine interactive interface

    波形庫中既包含了傳統的雷達波形,如單載頻脈沖、 lfm 、等,又包括了復合調制波形,如fsk / psk、 fsk / ppm、 psk / ppm、偽隨機fsk / psk等。採用vc實現,使其具有友好的人機界面和靈活的控制操作。
  12. The creative of this paper is taking a special encode way, thus it avoid the disturbance in much degree between the different user who use the remote control encode asic. furthermore, the encode signal can be transmitted and received reliable, which make it have very high reliance

    本論文的創新之處,就是在設計中採用獨特的碼方式,很大度上地排除了使用該碼asic的不同遙控用戶之間的相互干擾,而且在無線傳輸方式下,能實現可靠傳輸和接收,使得該asic具有高可靠性
  13. Once has the bandits and thieves to intrude guards against the place, the detector launches the wireless coded signal immediately, the networking center number which installs when is apart from defense area 150 meter within the main engine to send out the police whistle sound to report to the police immediately, reports to the police dials to establish in advance or reports to the police the telephone, the handset number, answers in the police telephone to return puts user pre - record to report to the police the pronunciation, long - distance reports to the police, simultaneously comes the real - time transmission through the internet to deploy troops for defense, to withdraw from a defended position, to report to the police and so on the condition, inquires the historic record through the computer network

    該系統還採用美國進口原裝晶元與先進的無線數字高頻技術微電腦cpu控制器主機組成。在防範地點安裝好主機后,並設置在布防狀態。一旦有盜賊闖入防範地點,探測器立刻發射無線,安裝在距防區150米以內的主機立即發出警笛聲報警,報警時撥打預先設定的聯網中心碼或報警電話手機碼,接警電話里回放用戶預錄的報警語音,遠報警,同時通過網際網路來實時傳遞布防撤防報警等狀態,通過電腦網路來查詢歷史記錄。
  14. Pc card based programmable control coded digital signal generator and the design of its driver

    卡式可式控制數字發生器及其驅動序的設計
  15. Take integrity of object information into condition, a two - dimension signal processing method which can make a measurement of the target ’ s speed as well as the range is brought forward at the basis of waveform parameter design. and simulation in the background of hf multi - object with noise is taken. a comparison of signal properties, processing and antinoise detection performance is taken between mcpc and another two high range resolution radar signals : single carrier pulse coded signal and step frequency pulse coded signal

    考慮到目標息提取的相對完整性,以高頻雷達為背景,在對多載波相位碼脈沖串參數設計的基礎上,推導了三種多載頻相位碼脈沖串的距離速度二維處理過並相應的對多目標噪聲環境進行了模擬;將多載波相位與另外兩種距離高分辨:單載頻相位和相位碼階梯跳頻,在特性、處理過和抗噪聲特性方面進行了對比;本文從理論上為多載波相位的波形設計和分析、的處理打下基礎。
  16. This article analyses the signal characteristics of several typical cw radars, and presents the principle and application of doppler radar. as one focal point, this article researches the generation and math characteristics of pseudorandom code modulated signal, analyses the spectrum of pseudorandom code phase modulation radar signal, and presents this kind of signal ' s application in distance and speed measurement. this article also researches the application of mono - pulse amplitude comparison radar in angle measurement finally, this article elaborates the working process of crs in uast

    本文分析了幾種典型的連續波雷達的特性,介紹了多普勒雷達的原理和應用;研究了偽隨機的產生和數學特徵,著重分析了偽碼調相連續波雷達的頻譜,及其在雷達測距、測速方面的應用;研究了單脈沖幅度比較體制在雷達測角中的應用;最後,闡述了超近反導系統中復合體制雷達的工作過
  17. 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,在分子水平上它包括對外界鹽的感應和傳遞,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。
  18. The work of this dissertation is focused on research of some key technics in signal design and processing of mcpc signal. the main content of the dissertation is summarized as follows : it gives a detailed description of the form of the mcpc waveform and its mathematical model, and analyses the formation and properties of phase coded sequence. it discusses the effect of signal parameters on autocorrelation, power spectra and ambiguity function in forms of single pulse and pulse train and compares different kinds of single pulse signals and pulse train signals

    本文圍繞著多載波相位設計與處理的若干關鍵問題進行了研究,主要做了以下工作:描述了多載波相位( multicarrierphasecoded ,簡稱mcpc )的形式,給出了其數學模型,對其中相位碼序列的構成方式與特性進行了分析;從單脈沖和脈沖串兩種形式入手,對多載頻相位的參數在自相關函數、功率譜密度和模糊方上的影響作了詳細地討論,對不同調制方式的單脈沖和脈沖串進行了比較。
  19. The contents of the thesis are as follows : ( 1 ) all the contents : magnetism sense fuel injector is designed. needle valve lift signal, rotation speed signal and pressure signal are collected and processed. circuit is designed. programme is programmed. ( 2 ) contents studied : the item is completed

    本課題的研究內容有: ( 1 )本課題所要研究的內容包括:磁感噴油器的設計;針閥升、主軸轉速、噴油壓力的採集與處理;系統硬體電路的設計;軟體等。
  20. The reseach work focused on the time delay estimation of the common practical radar singnals, including harmonics signal, chirp signal, polynomial phase signal, and phase - shift keying signal. the new algorithm for different radar signals are deduced in detail respectively, and simulation results are presented. the results proved that the new method is efficient for time delay and some other parameters estimation

    正弦、線性調頻、多項式相位、相位是雷達中常用的幾種,對這幾種的研究是雷達處理中非常重要的內容,也是實際工的需要。因此,本文選擇上述幾種作為研究對象,對這幾種的時延估計演算法進行了建模和理論推導,給出了時延估計演算法的具體表達式,並進行了計算機模擬。
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