數字濾波器 的英文怎麼說
中文拼音 [shǔzìlǜbōqì]
數字濾波器
英文
digit filter- 數 : 數副詞(屢次) frequently; repeatedly
- 字 : Ⅰ名詞1 (文字) character; word 2 (字音) pronunciation 3 (字體) form of a written or printed ...
- 濾 : 動詞(除去液體雜質) filter; strain
- 波 : Ⅰ名詞1 (波浪) wave 2 [物理學] (振動傳播的過程) wave 3 (意外變化) an unexpected turn of even...
- 器 : 名詞1. (器具) implement; utensil; ware 2. (器官) organ 3. (度量; 才能) capacity; talent 4. (姓氏) a surname
- 數字 : 1. (表示數目的文字; 表示數目的符號) figure; digit; numeral; character; numeric character 2. (數量) quantity; amount
- 濾波器 : [電子學] electric filter; (electric) wave filter; filter
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Dsp chip is especially fit for digital signal processing, its main application is realizing all kinds of digital siginal processing arithmetics such as clove hitch 、 correlation 、 all kinds of transforms etc. realizing digital filters with dsp is an important application
Dsp晶元是一種特別適合於進行數字信號處理運算的微處理器,其主要應用是實時快速的實現各種數字信號處理演算法,如卷積、相關以及各種變換等。其中,利用dsp來實現數字濾波器就是很重要的一種應用。The application of fpga to design of fir digital filtes
在數字濾波器設計中的應用Designing and simulating fir digital filter based on matlab
數字濾波器設計與模擬On matlab - based analysis and design of fir iir digital filter
240的數字濾波器的設計The simulation and experiments indicate that these two methods are simple, fast and accurate. a new optimal design of interleaves based on cascaded mach - zehnder interferometers is also presented. as compared with the two existing methods ( digital signal processing methods and fourier filters ), the present method is simple and intuitive
本論文分析了mach - zehnder干涉儀級聯形式之間的關系,提出了通帶平坦化分叉復用器的新型設計方法,與現有兩種方法(應用數字濾波器設計方法以及傅立葉展開法)相比較,本文提出的設計方法直觀、簡單。Realization of two - dimensional zero - phase fir digital filter based on mcclellan transformation
數字濾波器的麥克萊蘭變換法實現The second, the main work in the paper is discussed. they are include : the theory and character of electromagnetic leaking from a computer ; the theory of accumulation mean filter and pectination filter ; the analysis of synchronous signal precision, at 10 - 12 second level, for stably intercepting ; the technology requirement of receiver and data acquisition board for clearly displaying the images recovered from the intercepted data
本文從計算機視頻電磁泄漏和數字濾波器兩方面的基本理論出發,詳細論述了計算機視頻信息電磁泄漏的原理及特點,指出視頻泄漏信息的頻譜是以行頻為周期的譜線;分析了重加濾波器和梳狀濾波器的性能;分析了視頻泄漏信息截獲的條件;推導出穩定截獲視頻泄漏信息需要對同步信號的精度控制在皮秒級;論述了清晰再現對接收機和數據採集卡的技術要求。The designs of the pfd, digital filter ocxo and fractional - n counter in the frequency synthesizer unit are discussed, based on the pll theory. in order to improve the precision of pll, some design methods of pfd are given, and its feasibility is validated by the fpga hardware implement
2 .在鎖相理論指導下,第三章討論了頻率合成器設計中的鑒頻鑒相器、數字濾波器、恆溫壓控振蕩器和分頻電路設計。為了進一步提高頻率合成的精度,文中給出了提高鑒頻鑒相器性能的一些設計思想,結合fpga的硬體設計驗證了其可行性。Iir filters are a kind of digital filters with recursive structure and are primarily used for high data throughput applications that can tolerance phase distortion and require a sharp cut - off characteristic
本文討論的iir濾波器是一種遞歸結構的數字濾波器,主要用於能夠容忍相位失真而要求具有良好的衰減特性的高數據處理量的系統中。Chapter 4 designs and determines the parameters of the algorithm adopted in the instrument system. analyzes and compares the different effects to frequency estimation when using digital filters with different group delay ; determines the data length, a parameter of frequency estimation ; introduces the method of available judgment of sensing signal and determines the judgment threshold as well
第四章設計和確定了儀器系統軟體演算法的部分參數:分析和比較了不同群延遲特性的數字濾波器對頻率估計的影響;確定了影響頻率估計參數?數據長度的取值規律;給出了判斷傳感信號有效性的檢測方法並確定了檢測門限的取值規律。Design of digital butterworth filter by matlab language
設計巴特沃斯數字濾波器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。A common data acquisition card can be used on laboratory virtual instrument engineering workbench through designing the external interface between labview and common date acquisition card on the software design ; used the idea of the double buffer and direct memory access, a real time data acquisition and logging about the succession, big capacitance leakage current is realized ; a digital filter is designed to filter high frequency signals
在軟體設計上,設計了與普通數據採集卡的介面,實現了在labview環境中應用普通數據採集卡的功能;運用雙緩沖和內存直接映射的設計方法實現對連續、大容量泄漏電流信號的實時採集和存儲;設計了數字濾波器對採集后的原始數據濾去高頻干擾。Design of digital filter based on measurement studio
的數字濾波器設計與實現This paper simulates the effect of voltage fluctuation inspection through the tool of matlab. and proves the filters ' s stability. in the part of self - checkout, pi ( proportional integral ) control arithmetic is put forward to check the gain k and the calculated results show the method ' s effectiveness. then many comparements toward pst are done in different realization methods such as different interpolation points classification number and sample frequency. though simulation and calculation we can see the designed flicermeter can meet our country ' s standands
文中利用matlab對電壓波動的檢測效果進行了模擬;並對涉及到的濾波器的穩定性做了證明;在自校驗部分提出了將pi (比例、積分)演算法用於數字濾波器增益k值的確定,取得了不錯的效果;然後分別從取不同插值點、不同分級數和不同采樣頻率這幾個方面出發,對計算出的p _ ( st )值進行了比較。2, the optimal designed digital matched spatial filter ( dmsf ) was used to perform real - time optical correlation, which not only has the merit of large storage and renewability as well as common digital filter, but also has the virtue of high correlation s / n which the holographic optical filer owns
2 、優化設計的數字空間匹配濾波器,既有數字濾波器的大存儲容量並可實時刷新的特點,又有全息光學濾波器高相關s n的優點。對于處于嚴重背景噪聲干擾下的多個畸變目標,也可獲得高相關s n 。Checking remains of cottonseed husk on cotton fabric faces using a digital filter
用數字濾波器對織物表面棉籽殼殘留情況進行檢測2 - d systems are extensively used in process industry, digital filters, image and signal processing, etc. uncertainties also exist in 2 - d systems
2 - d系統在流程工業、數字濾波器、圖像加強、圖像清晰化、信號處理等領域有著廣泛的應用, 2 - d系統也存在不確定性。In the software design, a digital filter is used to filter signals, and the filter ' s parameters are digital dynamic adjustable. the value of the input signals " frequency and voltage can be obtained after digital signal processing
在軟體方面與硬體電路相一致,採用了數字濾波器實現信號濾波,實現了濾波參數的數字式動態可調,輸入信號的頻率值和電平值由dsp經過數字信號處理計算得到。The design of digital filter
數字濾波器參數的設計分享友人