時基信號 的英文怎麼說

中文拼音 [shíjīxìnháo]
時基信號 英文
time code
  • 時 : shí］Ⅰ名1 （比較長的一段時間）time; times; days:當時at that time; in those days; 古時 ancient tim...
  • 號 : 號Ⅰ名1 （名稱） name 2 （別號; 字） assumed name; alternative name3 （商店） business house 4 （...
  1. The tft lcm driver signals were enable signal and fiducial clock signal, which were strict with synchronization

    驅動信號主要為使能信號和基準時鐘信號，並要求二者具有嚴格的同步性。
  2. First, how to conduct sample and quantification of continuous time signal which is prior condition of sdr is explored in detail, and the comparison and analysis of some sample modes are given in which band pass signal sampling theorem is most important. second, multi - sample rate signal processing which is an important basis of sdr is studied. emphasis are put on decimation and interpolation those are the most fundamental process and the realization of decimation and interpolation filter

    在基於中頻采樣的軟體無線電結構框架下，首先詳細探討了軟體無線電的前提條件，即如何對連續時間信號進行采樣量化，比較分析了幾種采樣的方式，其中最為重要的是帶通信號采樣定理；然後探討了軟體無線電的一個重要基礎，即多采樣率信號處理，重點討論其最基本的兩個過程抽取和內插以及抽取器和內插器的實現；接著介紹了結構簡單、適用於一級抽取的cic濾波器和適用於做2倍抽取的半帶濾波器；再次論文在總結了傳統的調制解調基礎上，結合軟體無線電器件的特點，系統的探討並實現了基於正交思想的am 、 fm 、 ask 、 fsk 、 bpsk 、 qpsk的正交調制解調演算法。
  3. The paper reconstructs frequency spectrum and reconstructing signal of a continuous signal based on matlab, presents the error of reconstructing signal, and makes an analysis of the influence from sampling period on the superposition of frequency spectrum and precision of sampling signal reconstruction

    摘要基於matlab再現了連續信號的采樣頻譜和重構的時域信號，給出了信號重構的誤差，並分析了采樣周期對采樣頻譜疊加和信號重構精度的影響。
  4. ( 3 ) the features of the low frequency time - code receiver are digital, high performance and high precision. on the basis of the testing flat of low frequency time - code, we designed a low frequency time - code receiver based on software radio

    在前面已經實現的低頻時碼信號測試平臺的基礎上，對設計一種基於軟體無線電模式的低頻時碼接收終端作了初步的探討，為今後的全數字化接收機的實現打下一定的基礎。
  5. Bits supplies the synchronous timing signal to these equipments inside the telecommunicationt building, such as dps, atm, no. 7, dxc, tm & adm in sdh, don and in etc. the related techniques are involved in the content of synchronization ne twork, timing distribution, the timing signal transportations x impairments etc. the second chapter tells the structure and the function of the building integrated timing system. the third chapter summarizes the digital synchronization network techniques, which emphasizes the basic concept of synchronization networks analyzes the necessity of building the synchronization network and introduces all kinds of synchronization methods. the fourth chapter represents the transportation of the synchronization signal

    本文第二章講述了通信樓綜合定時系統的構成及作用：第三章概述了數字同步網技術，著重描述了同步網的基本概念，分析了建立同步網的必要性，講述了各種同步方法；第四章闡述了同步定時信號的傳輸；第五章介紹了bits設備所支持的同步狀態消息；第六章、第七章為本文的重點，通過對時鐘信號建立數學模型，從理論上分析時鐘內部噪聲和相位瞬變產生時鐘定時信號損傷的原理，企圖尋找到更好地控制頻率漂移的方法。
  6. Single frequency source is usually used as local oscillator in communication system and radar system, also as a reference clock in digital circuits, so it is a extensive - applied technique

    固定頻率源可以在在通訊系統和雷達系統中作為本機振蕩器，也可以作為數字電路的基準時鐘信號，因此得到了廣泛的應用。
  7. The hardware circuit design include : industrial control computer configuration, selection of industrial control board type, design of the power supply and monitoring interface circuit, design of signal processing interface circuit ( the constant current source circuit, the time base signal processing circuit, the processing circuit for the signal to be measured ), design of panel control circuit, design of the system self - checking circuit, and etc. the program flow hart include : main program flow chart, system boot - strap self - checking program flow chart, manual static testing program flow chart, semiautomatic static testing program flow chart, automatic static testing program flow chart, dynamic testing program flow chart, transient testing program flow chart, source voltage and current monitor program flow chart, investigate function testing program flow chart, and etc. the measure system offers six working power supplies, the signal of time base, the signal of constant current source, sine wave signal and step to leap signal, and measures the frequency of the output pulse signal of the wide range pulse convert circuit accurately under three kinds of different test state ( static form, dynamic form and transient form )

    硬體電路設計包括：工控機配置、工控板卡選型、產品電源及監控介面電路設計、信號處理介面電路（恆流源電路、時基信號處理電路、被測信號處理電路）設計、面板控制電路設計、系統自檢電路設計等。程序流程圖包括：主程序流程圖、系統開機自檢程序流程圖、手動靜態測試程序流程圖、半自動靜態測試程序流程圖、自動靜態測試程序流程圖、動態測試程序流程圖、暫態測試程序流程圖、電源電壓和電流監控程序流程圖、研究功能測試程序流程圖等。測試系統提供六路工作電源、時基信號、恆流源信號、正弦波信號和階躍信號，並對三種不同測試狀態（靜態、動態、暫態）下大量程脈沖變換電路輸出脈沖信號的頻率進行精確測量。
  8. In order to meet to the higher timing precision of the low frequency time - code timing terminal, the applications of dsp ( digital signal processing technology ) in the time service is researched in this paper. the main works and contributions can be summarized as follows : ( l ) the low frequency signal transmission and dsp technology are discussed. according to the system needs, a testing flat of low frequency time - code based on dsp is built up

    本論文的工作針對低頻時碼授時高端用戶的定時需求，對數字信號處理（ dsp ）這一新型技術在該領域應用進行了探索性研究，主要完成和開展了如下工作： （ 1 ）研究分析了低頻通道和dsp技術，根據系統要求，從硬體上實現了基於dsp晶元的低頻時碼信號的採集測試平臺。
  9. Based on the analysis of the theory, the paper put forward the method of the analysis and design of the sc filter by the discrete time signal method using the basic switch blocks combined with the fabrication convenience, mature technology, low power consumption, higher integrated cmos process

    在理論分析的基礎上，論文提出了結合現在尋求代工方便、技術比較成熟、功耗低、集成度高的cmos工藝技術，利用常用的基本開關模塊，用離散時間信號的方法來分析和實現開關電容濾波器。
  10. The ha 122 protein, when fused to gfp was observed in the nuclei of h. armigera cells, but only in conjunction with wild type hasnpv infection

    將ha122與綠色熒光蛋白（ gfp ）基因融合，在昆蟲細胞中瞬時表達。當有病毒感染同時發生時， gfp信號定位在核內。
  11. System control module accomplishes many functions, such as systemic initialization, controling work of the system, man - machine interface and selecting channel. it communicates with other modules by i2c bus. timing signals are inputed into microprocessor through p1 port and control signals are provided through p2 port

    系統控制模塊和其他模塊間的通訊基於i ~ 2c總線，並利用了p1口進行各時鐘信號的檢測和利用p2口的各線作為控制線宋控制相應模塊的工作。
  12. The four - parameter basis functions decomposition of time - frequency signal representation is presented based on the characteristics of doppler frequency of the radar echoes, thereby dopplerlet transform is introduced

    根據接收到的雷達目標回波信號的多普勒頻率特性，提出用4參數基函數的時頻信號表示法，從而引出多普勒小波變換的概念。
  13. Firstly, frequencies of each mode shape are gained through frequency spectrum analysis of time domain signals of key points. secondly, time domain signals, which correspond to structural mode shapes, are gained through band - pass filter technology. lastly, the corresponding mode shapes of each natural frequency are constructed by using time domain signals, which are processed by band - pass filter technology

    該方法的基本思想是先通過對關鍵點處時域信號進行譜分析得到結構各階振型對應的固有頻率，然後通過帶通濾波技術得到結構關鍵點在每階固有頻率下對應的時域信號，最後用濾波后時域信號構建結構在每階固有頻率下對應的振型。
  14. Aiming at the scheme of the signal electromagnetic environment simulator of the wireless communication system, the mission of this project is to design and realize twenty - four frequency synthesizers, which must meet high expectation for the phase noise characteristic and the spurious repression characteristic of the output clock signal. these frequency synthesizers provide the moving of the basic signal generating modules to radio frequency with stable inspiring source

    本課題的任務是針對通信信號電磁環境模擬器系統的方案要求，設計實現24個（頻率分佈在260mhz 1430mhz之間）對輸出時鐘信號的相位噪聲特性、雜散抑制特性等要求都很高的頻率合成器，為基本信號生成模塊到射頻的搬移提供穩定可靠的激勵源。
  15. At the base of earnestly analysis to the ov7620 working sequence, using its frame synchronization, field synchronization and the pixel - clock signal, completed gathering of the active power meter reading image which is reduced resolutions at the control of mcu

    在仔細分析ov7620工作時序的基礎上，利用其幀同步、場同步和像素時鐘信號，在單片機的控制下完成了對電度表讀數圖像的降低解析度採集。
  16. A method to construct mode shapes based on time domain signals of key positions is brought forward

    本文提出了一種基於結構關鍵點處時域信號構建結構振型的方法。
  17. Data acquisition, analysis and processing are integrated in structural vibration measurement and analysis system including frequency spectrum, correlation and power spectrum analysis of time signals of testing positions. the total structural behavior is constructed and structural mode shapes, whose natural mode is known, are decomposed and monitored

    結構振動測試分析系統集數據採集、分析、處理為一體，其中包括對結構測點時域信號的頻譜分析、相關分析、功率譜分析，同時還由結構測點處時域信號構建了結構的整體性態，在此基礎上對固有振型已知的結構進行振型分解並監測。
  18. Based on the construction of traditional flip - flop, we propose a novel edge - triggered flip - flip using one latch controlled by narrow pulse according to race - hazard of clock. then this principle is adopted in ternary circuit, a new ternary d type edge - triggered flip - fiop based on cmos transmission gate is proposed

    在二值單閂鎖結構邊沿觸發器的基礎上，把利用時鐘信號競爭冒險的思想應用於三值電路中，提出了基於cmos傳輸門的二值d型時鐘信號競爭型邊沿觸發器。
  19. A monolithic clock synthesis pll, which is expected to be a reference 800mhz clock generator in accelerometer system, has been designed and characterized in this paper

    本文設計了一種採用鎖相環頻率合成技術實現的800mhz時鐘發生器，用作加速度傳感器讀出電路的基準時鐘信號。
  20. Measuring and analyzing technology based on variable - time - interval fourier transform was dealt with for vehicle accelerating noise signal

    摘要提出了基於變時基短時傅里葉變換來分析和處理時變信號的技術。
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