signal processing technology 中文意思是什麼

signal processing technology 解釋
信號處理技術
  • signal : n 1 信號,暗號;信號器。2 動機,導火線 (for)。3 預兆,徵象。adj 1 暗號的,作信號用的。2 顯著的...
  • technology : n. 1. 技術,工程,工藝。2. 製造學,工藝學。3. 術語(匯編)。
  1. Due to existing signal processing technology ’ s shortage such aslow measurement, narrow measurement range precision and other poor performance, we introduced a high - precise signal processing technology : firstly, to get power spectrum with hanning windowed welch modified periodogram, search its peak value frequency ; secondly, to apply zooming analysis via goertzel algorithm ; at last, to get a highly precise doppler frequency with energy centrobaric rectifying algorithm 。 the simulating result indicated that this technology introduced could get accurate doppler frequency 。 depending on above discussed technology, we designed a signal processing scheme, and developed a signal processing system. the running result showed high performance, verified the feasibility and reliability of the highly precise signal processing technology introduced. in a word, the technology improved ldv ’ s performance such as measurement precision, measurement range, dynamic response time 。 and it will have a wide application foreground

    針對存在的缺點,本文提出了一種應用於激光多普勒測速的高精度信號處理技術,即首先利用加hanning窗的welch修正周期圖演算法得到信號功率譜,搜索其譜峰值頻率,接著利用goertzel頻譜細化演算法對搜索的譜峰進行細化分析,再引入能量重心頻譜校正演算法對細化后的譜峰進行校正分析,從而將離散頻譜分析演算法、頻譜細化演算法和頻譜校正演算法三者有機結合起來,充分發揮各自的優點:通過加hanning窗的welch修正周期圖演算法快速得到功率譜及峰值頻率,通過goertzel演算法獲得分析頻帶的高解析度頻譜,然後通過能量重心校正演算法對細化后的頻譜進行高精度校正,這樣不僅保證了演算法的高效性,而且大大提高了分析的精度。
  2. 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。
  3. To measure the parameters of gas / solid two - phase flow has a very vital significance in the industrial production and scientific research. electrostatic sensor combining with the relevant signal processing technology provides effective solution to realize the on - line measurement on the mass flow rate of the solid paniculate, so it has high research and development value

    氣固兩相流參數測量在工業生產和科學研究中具有重要的意義,靜電傳感器結合相應的信號處理技術為實現固體顆粒的在線質量流量測量提供了有效的解決辦法,具有很高的研究與應用價值。
  4. The major researches in this thesis include : applying the digital signal processing technology and theory of signal detection & estimation to estimate carrier frequency of the sensing signal that reflects the measurand ; implementing the algorithm in labview, a virtual instrument development platform

    本文的主要研究內容是:運用數字信號處理技術和信號檢測、估計的基本原理從無源、無線saw諧振器型傳感器的傳感輸出信號中提取出反映被測量的信號主頻,並在虛擬儀器軟體開發平臺labview上實現了測量演算法。
  5. According to lambert - beer law and related optical signal processing technology, the mechanism of gas concentration detection based on spectrum absorption using optical fiber to transmit signal is investigated

    依據朗伯-比爾( lambert - beer )定律和光學信息處理技術,分析了採用光譜吸收方法通過光纖傳輸光信號的氣體濃度檢測機理。
  6. ( 2 ) according to lambert - beer law and related optical signal processing technology, analysis formula is presented to express the relationship between spectrum intensity and gas density after the two widely used semiconductor light resource led and dfbld functioned with inferred absorption spectrum line

    ( 2 )依據朗伯比爾( lambert - beer )定律和光學信息處理技術,給出了兩種常用半導體光源led和dfbld與紅外吸收線作用后,光譜分量強度與氣體濃度關系的解析表達式。
  7. During the past several years, due to significant advances in the development of solid state components and high speed signal - processing technology, multi - beam array imaging systems, which promise an increase in sensitivity and resolution have received considerable interest in both the military an civilian applications

    近年來,隨著毫米波固態器件以及高速信號處理技術的迅速發展,高靈敏度、高解析度的多波束陣列目標探測技術正引起軍事和民用領域濃厚興趣。
  8. The emphasis in this composition is windshear signal processing technology. some processing methods are introduced in detail, they are suppressing clutter, extracting windshear parameters, computing hazard factor and etc. the signal processing simulation is accomplished on computer, it includes simulating microburst echo signal, simulating ground clutter echo signal, filtering clutter, estimating wind speed and calculating hazard factor. from the simulated results, a dangerous windshear is detected 5o ~ 78s, so the radar performance meets the certification requirements proposed by faa and nasa

    本文重點研討了風切變信號處理技術,對雜波抑制技術、風切變特徵參數提取技術及危險因子計算方法等內容進行了深入的研究,並進行了計算機模擬,包括微下擊暴流回波信號模擬、地雜波回波信號模擬、雜波抑制、風速提取和危險因子計算。
  9. The digital signal processing technology has becoming the kernel of wireless digital trans - receiving system

    數字信號處理( dsp )技術則為無線數字通信系統發展的核心。
  10. The ground penetrating radar ( gpr ) is an effective tool to detect buried targets based on the dielectric discontinuity, which possesses a lot of virtue, such as rapid and continuous surveying, simple and convenient operation, high resolution, nondestructive detection etc. this dissertation studied shallow depth signal processing technology of gpr and focused on the clutter reduction and targets imaging

    探地雷達是一種利用地下介質的不連續性來探測地下目標的有效工具,具有探測速度快、探測過程連續、操作方便靈活、解析度高、不損壞被探測目標等特點。本文研究的是淺地層探地雷達的信號處理,主要包括雜波抑制和目標成像。
  11. Qpsk modulation for digital television using advanced digital signal processing technology, full compliance with dvb - s standard, the receiving end can be directly used for receiving digital satellite receiver. it must not only be able to achieve a higher utilization of the spectrum, with a strong anti - jamming and high performance. fm microwave equipment and simulation and will be good compatibility

    Qpsk數字電視調制器採用了先進的數字信號處理技術,完全符合dvb - s標準,接收端可直接用數字衛星接收機進行接收。它不但能取得較高的頻譜利用率,具有很強的抗干擾性和較高的性能價格比,而且和模擬fm微波設備也能很好的兼容。
  12. Fortune semiconductor corp. ( fsc ), founded in 1995, positioned as an ic - supplier in the field of mixed signal processing technology, whose products ' main application fields are battery management, power management, electronic scales, digital multimeters, health - care products, and energy utilization measurement

    富晶半導體股份有限公司成立於1995年,定位在混合信號處理技術領域的ic供應商,產品主要應用領域為電池管理、電源管理、電子秤、耳溫槍、多用途電表、健康保健、能源量測等。
  13. 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。
  14. In the second part of our paper " s work, we give the detail design of new - style all digitized radar terminal. this design is based on up to date multi - rate signal processing technology, and is developed from old cw velocity measuring radar " s terminal. at the same time, radar supply oscillator " s design based on dos technology is also present

    在本文工作的第二大部分,我們結合最新的軟體無線電技術,在原有的連續波測速雷達技術基礎上,進行了系統結構創新,給出了符合現代技術特點的全數字化的系統軟硬體設計。
  15. Independent component analysis ( ica ) is a new multi - dimensional signal processing technology developed from blind source separation of late years. some scholars have brought forward a new polarimetric speckle reduction method by using independent component analysis which based on the multi - polarimetric trait of polarimetric sar and the independence between speckle and texture of sar imagery. while the algorithm thinks that there is only one real scene in polarimetric sar source images, so they get only one recovering image in the procedure of image separation and lose polarimetric property

    獨立分量分析是近年來由盲源分離技術發展來的一種新的多維數字信號處理技術,通過計算數據的高階統計信息,可以僅從觀測信號中估計出互不相關且盡可能相互統計獨立的被未知因素混合的原始信號的估計信號,從而幫助實現信號的增強和分析。
  16. With the development of digital satellite broadcasting and high speed digital signal processing technology, adopting satellite transport program signal has become a simple and feasible technology method to realize fm radio synchronous broadcasting and extend the covering of radio broadcast

    摘要隨著數字廣播衛星和高速數字信號處理器技術的發展,採用衛星傳輸節目源信號已成為實現調頻同步廣播、擴大廣播電臺覆蓋范圍的一種簡捷、可行的技術方案。
  17. The adaptive signal processing technology is a rising science embranchment, which composed with many subjects and fields. in this paper, application of the adaptive filter to elimination of the leaked triangular wave and the adaptive signal processing of the fmcw millimeter - wave radar system is studied thoroughly. the use of an adaptive filter offers an attractive solution to the problem as it usually provides a significant improvement in performance over the use of the conventional methods

    在系統的自適應信號處理研究中,系統實現採用稱為自調諧濾波器的自適應對消器,結果表明,在自適應過程結束后,利用該方案可以得到和原始攜帶信息的理想干弦波十分近似的正弦波輸出,其誤差是一個具有很小振幅的隨機過程,具有很好的濾波效果。
  18. For engineering application, the signal processing technology of airborne forward ? ooking windshear weather radar system is studied in this composition. the contents include signal processing methods for weather, turbulence and windshear targets

    本文從工程應用出發,綜合研究了機載前視風切變氣象雷達系統的信號處理技術,研究內容包括氣象、湍流和風切變目標的信號處理。
  19. In this paper, some theories about intelligent instrument, dsp ( digital signal processing ) technology and the method of measure the electric power under the influences of harmonics is first of all described. and then it focuses on discussing the design and development of hardware and software

    論文首先對本次設計所依據的智能儀器、 dsp技術以及高次諧波影響下的電壓、電流有效值及其他電參數測量原理進行了理論闡述,然後著重從硬體、軟體兩個部分論述了整個儀表系統的設計與實現。
  20. The power network detection information system based on gsm network is an intelligent product with computer technology, gsm mobile communication technology and signal processing technology, it can allow the real time detection of the voltage of the electricity transmission lines, can report the malfunction of the lines to the supervision center and the operators, and even can control relevant electricity equipments

    基於gsm網路的電力網檢測信息系統是集計算機技術、 gsm移動通信技術、信號處理技術於一體的智能產品,實現對電力網輸電線路電壓進行實時檢測,向監控中心和工作人員報告線路故障,甚至輸出開關量控制相應電力設備的功能。
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