頻數 的英文怎麼說
中文拼音 [bīnshǔ]
頻數
英文
[書面語] (次數多而接連) frequent and continuous-
Colonic convulsion continues to deepen, alvine path wriggles answer increase, defecate frequency, turn again by constipation for diarrhoea, from this go round and round
結腸的痙攣繼續加深,腸道蠕動又復增強,大便頻數,由便秘又轉為腹瀉,由此周而復始。Method to add audio data to the data object
方法可將音頻數據添加到此數據對象。Novel adaptive audio digital watermark algorithm
一種新的自適應音頻數字水印演算法Verification requlation of the model bx - 21 lf digital phase meter
Bx - 21型低頻數字相位計檢定規程Indicates whether the clipboard contains audio data
指示剪貼板是否包含音頻數據。The contents adds the to code the system ". the colloquy dvd sees the arithmetic figure to add the project. only the that the dvd that css admit to broadcast the to can just break password see data
「內容加密編碼系統」 。正式的dvd視頻數字加密方案。僅css許可的dvd播放器才可以破譯視頻數據的密碼。When we designed the system, we considered some key factors such as the system must deal with and store a great deal video and audio data, the capability of the hard disk in the server and client, hi the part of video compression, we choose the currently mpeg - 4 video constringent card to complete the collecting and compression of the video and audio signals
在論文研究與實用系統設計中,充分關注到大量視音頻數據的處理、存儲以及服務器和遠程客戶端的硬盤容量等關鍵因素,視音頻壓縮採用了最新的mpeg - 4視音頻壓縮卡進行視音頻信息的採集和壓縮。Audio data line
音頻數據線Additional trials on aeronautical telecommunication network ( atn ), surface movement guidance and control system ( smgcs ), electronic flight strips ( efs ), secondary surveillance radar mode s data link and very high frequency data link ( vdl ) are planned for this year
此外,有關航空通訊網路、地面活動引領管制系統、電子飛行紙條、 s模式的二次監察雷達數據鏈路和甚高頻數據鏈路的進一步試行運作,亦計劃在本年進行。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,通信頻帶資源緊張,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信號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編碼方案用於音頻數據的壓縮演算法,兼考慮了編碼效率、多碼率和壓縮時延多個方面,並在matlab環境下做了模擬實驗,對各種音頻信號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編解碼的過程,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信源編碼。Cumulative frequency curve
累積頻數曲線Research on the universality of k - mer frequency distribution in genomes
頻數普適關系的研究192 khzs 24s bit few mold conversion
192khz 24bit音頻數模轉換器dacIn this thesis, firstly, we put forward a new algorithm of the synchronization of carrier reference phase, that is to use the curve synthesizing with the general digital carrier phase looper to have an estimation on carrier frequency within 10 ms so as to meet the need of meteor burst communication. we have done some simulations to get the performance of carrier frequency estimation using two modulation modes ( 16qam and 4 - qpsk ), and had some test on the carrier phase looper in conditions when using different baud rate transmission and when the baud tuning have windage
我們對兩種正交調制方式( 16qam和4 - qpsk )進行了模擬工作並給出了模擬結果,同時討論了碼元同步定時誤差對鎖相環路工作的影響並根據流星通信中使用變速率傳輸時鎖相環路的載波同步性能進行了測試;然後在基於軟體無線電思想的數字處理平臺(該數字處理平臺實現了中頻數字化)上用dsp軟體完成了載波的相位跟蹤。Based on it, the monte carlo simulation is implemented for the octahedron parallel machine tool, and then the statistical frequency histogram is given
在此基礎上,對八面體並聯機床的位姿誤差進行了montecarlo模擬,給出了統計頻數直方圖。Dct and svd based audio digital watermarking method
處理的音頻數字水印演算法The structure of the network collaborative design is put forward. the theory of the synchronal application sharing, the technique of multi - media exchanges, the technique of instant communication, the technique of whiteboard and the technique of the management of the network collaborative design are inquired. facing some problem which exsit in the current research, such as, the method of the synchronal application sharing, how to increase the speed of the respondence of the application sharing and how to deal with the video and audio data in the multi - media exchanges, some preferable solutions are put forward
本文綜述了網路化協同設計技術的國內外研究現狀,從研究網路化協同設計系統的體系結構入手,分析討論了網路化協同設計系統中的同步協同應用共享的原理和實現方法、多媒體交流技術、即時通訊技術、共享白板技術和協同設計系統的管理技術等網路化協同設計技術中的關鍵技術,並針對目前這些關鍵技術的研究中存在的一些問題, (如同步協同共享中應用共享的實現方法,如何提高應用共享的響應速度,多媒體交流中的視頻和音頻數據的處理,協同設計系統的管理等)提出了一些相對較優的解決方案。Delay analysis of self - organized tdma vhf datalink
自組織時分多址甚高頻數據鏈的延時分析The subject has mainly finished designing and debugging software and hardware of a / d decode module, fpga video processing module, video data frame deposit module, base clock produce module, d / a encode module, i2c bus control module, etc. a / d decode module gathers analog tv signals and realize video decode ; fpga video processing module deals with the data after decoding and produces systematic logic control signal ; video data frame deposit module offers the buffering area to a large n umber of high - speed video data ; base clock produce module through input basic video signal offers system accurate relevant synchronous signal ; under control of video processing module d / a decode module convert digital video data into compound tv signal which can be shown in tv directly ; i2c bus control module is used to initialize the chip of system by simulating i * c bus timing
本課題主要完成了a d解碼模塊、 fpga視頻處理模塊、視頻數據幀存模塊、基準時鐘產生模塊、 d a編碼模塊、 i ~ 2c總線控制模塊等部分軟、硬體設計及調試。其中a d解碼模塊採集模擬電視信號實現視頻解碼; fpga視頻處理模塊對解碼后的數據進行去噪處理的同時還負責系統的邏輯控制;視頻數據幀存模塊為大量高速的視頻數據提供緩沖區;基準時鐘產生模塊通過輸入基準視頻信號為系統提供精確的相關同步信號; d a編碼模塊在視頻處理模塊的控制下把數字視頻數據轉換成復合電視信號供顯示用: i ~ 2c總線控制模塊模擬i ~ 2c總線時序實現對系統中編、解碼晶元的初始化。The numerical reequip of video frequency of optical microscope
光學顯微鏡的視頻數字化改造分享友人