reference noise 中文意思是什麼

reference noise 解釋
標準噪聲
  • reference : n 1 (對委員、審查人等的)委託;委託項目[范圍]。2 說到,論到,提到。3 參考;參考書;附註,引證;...
  • noise : n 1 聲音,聲響。2 叫喊;嘈雜聲,噪音;喧鬧聲;吵鬧,騷動,騷擾。3 〈古語〉謠言,風聲。4 〈美國〉...
  1. After realized the arithmetic, add the complexity, such as add sonority noise, paroxysmal noise, etc. than used the method of amending parameters, reference cyclostyle and two stage recognition to improve the precision of speech recognition

    Dsp方案採用tms320vc5409一80為核心,搭配ad轉換器tlc2558 、電源晶元tps73hd318等組成完整的硬體電路。
  2. To sum up, tested and validated by data sets of shenzhou iv unmanned spacecraft and precise orbit ephemeris, the algorithms presented in the thesis can improve orbit accuracy and reduce random noise considerablely. derived conclusions have important value for reference, and lay the firm technological foundation for future applications

    總之,經過神舟四號飛船實測數據計算和精密星歷檢驗,表明本文提出的各種定軌方法可以較好的提高定軌精度,減少隨機噪聲,所得出的結論對于實際應用具有重要的參考價值,並為將來的應用奠定了堅實的技術基礎。
  3. In the sub block circuit design, the contents that the author had introduced include : the principle of band gap voltage reference and the design technique in low power supply ; the analysis of spike pulse noise rejection, frequency divider and dead time in oscillator and control circuit ; the selection of the width and length ratio of four switches and 2x / 1x mode change point in driver and mode selection circuits

    在子電路設計中,作者比較深入分析的內容有:基準電路的原理及低電源電壓下基準電路的設計;振蕩器和控制電路中尖峰脈沖噪聲抑制、兩分頻電路及死區時間設定;驅動及模式選擇電路中開關管的寬長比的選擇及模式轉換點的設計。
  4. It introduced designs of acoustic structure of high sound insulation testing room, and applications in the field of sound - absorption, which provide reference for the professional personnel engaging noise control and architectural acoustics

    摘要介紹了高隔聲測試室的聲學結構設計及在吸聲領域的應用,以供噪聲控制和建築聲學專業人員參考。
  5. Secondly, compared with some other kinds of comparator structure and based on the preamplifier - latch fast - compare theory, a novel topology of cmos preamplifier latch comparator circuit is presented. considering trade - off between kickback noise and power dissipation, reference resistance value is optimized. according to the encode demands of different stage resolution, clock - control encode circuit is designed

    其後,在具體的子adc設計中,對比各比較器類型的優缺點,並基於預放大鎖存快速比較理論,提出一種新型高速低功耗預放大鎖存比較器電路拓撲;根據adc系統所允許的參考電壓最大波動限制,在回饋噪聲對輸入參考電平的影響和功耗之間折衷,確定優化的參考電阻串阻值;根據不同級精度的編碼要求,設計出時鐘控制編碼電路。
  6. Methods of estimating baud rate, signal to noise ratio ( snr ) and reference phase are investigated. a modified euclidean algorithm is proposed to estimate baud rate of the burst packets. a cumulant based algorithm of estimating snr of star - qam is proposed which has better estimation performance in medium scope of snr

    研究了自適應調制中波特率,信噪比和載波相位等參數的估計演算法;提出一種基於修改的歐幾里得演算法的波特率估計演算法,這種演算法可以對突發分組的波特率做出準確估計;提出一種星型qam信號的信噪比估計演算法,在中等信噪比條件下,具有較好估計性能。
  7. Computer simulation results show that the proposed algorithm reduces the signal distortion and the reverberation which are caused by misadjustment errors in the adaptive filter and the correlated component of the speech in the reference signal compared with a conventional adaptive noise canceller ( anc )

    模擬結果證明nanc演算法有效克服了影響傳統自適應噪聲抵消系統( anc )性能的一些瓶頸,如兩輸入中的非相關噪聲,參考輸入中的信號成分與自適應濾波器失調誤差而產生的信號失真、回響等情況。
  8. Adaptive environment noise processing based on reference model

    基於參考模型的自適應環境噪聲處理
  9. Due to temperature performance of fbg, a reference fbg is adopted to compensate temperature and the compensation principle is expounded. moreover, this scheme not only realizes temperature compensation but also reduces repeatability error of ffptf and errors from power fluctuation of light source, noise of pd and noise of electro - circuit. in the end, temperature and strain performance of fbg is tested and

    基於光纖光柵的溫度響應特性,提出用一個參考光柵來進行光纖光柵傳感陣列溫度補償的設計方案,並論述了其補償原理,證明了該方法的可行性;同時可以看出,該方法不僅可以實現溫度補償,也可以減小光纖f - p可調諧濾波器的重復性誤差以及光源功率波動、探測器噪聲和電路噪聲等引起的誤差。
  10. Reference levels for narrow - band masking noise

    窄帶掩蔽噪聲的基準級
  11. Acoustics - reference zero for the calibration of audiometric equipment - reference levels for narrow - band masking noise

    聲學.測聽設備的校準參照區.掩蔽噪聲的參考等級
  12. Acoustics - reference zero for the calibration of audiometric equipment - part 4 : reference levels for narrow - band masking noise

    聲學校準測聽設備的基準零級第4部分:窄帶掩蔽噪聲的基準級
  13. The new algorithms for classification of mpsk, mask and mqam signals using cumulant invariants are proposed in gaussian noise and ideal communication channel environment. the new classification features are blind to unknown snr and reference phase

    提出了在高斯噪聲和理想通道環境下,基於高階累量不變量特徵的mpsk 、 mask和mqam信號調制分類演算法,新特徵對信噪比和未知的參考相位參數是盲的。
  14. Acoustics. reference zero for the calibration of audiometric equipment. part 4 : reference levels for narrow - band masking noise

    聲學.聽力測定儀器的校準用基準0 .第4部分:窄頻帶遮蔽噪聲的基準級
  15. The phase noise of a phase - locked vco will be at least 6db worse than the phase noise of the divided reference for each octave between the comparison frequency and the vco output frequency

    大部分數字相位探測器在兩個輸入一致的模擬輸出變化不超過的小范圍有死區。
  16. Each unit of a speech recognition system is studied in this paper, which includes the preprocessing, the training of reference patterns, the connected digit speech recognition algorithm and the postprocessing of confusing pairs. the research of endpoint detection includes the endpoint detection not only in the quiet environment but also in the low signal - to - noise ( snr ) situation. as far as the training of the reference patterns is concerned, the modified k - means algorithm is adopted. the most important part of this paper is the research of connected speech recognition algorithm. two kinds of algorithm are put forward, which are based on the existing fruit of mutual - information match theory

    其次漢語連續數字發音連續程度較高,這主要由於漢語數字發音中零聲母語音出現的較多。另外漢語連續數字串中各個數字的協同發音現象較嚴重也給漢語連續數字語音識別帶來了困難。本文以互信息理論為基礎,從語音模式間的交互信息量的角度,研究了一個完整的語音識別系統的各個組成部分,其中包括預處理、參考模式的訓練、連續識別演算法以及后續處理部分。
  17. A new cumulant based algorithm of estimating signal to noise ratio ( snr ) and reference phase is proposed for likelihood ratio classification of mpsk signals, which is blind to unknown phase order of mpsk signals. the asymptotic statistic distribution characteristics of cumulant function estimation of mpsk signals are given

    針對mpsk信號似然比分類中的參數估計問題,提出了在未知調制類型的前提下,基於累量分析的(對調制類型)盲的信噪比和參考相位估計演算法,並理論分析了累量函數估計值的漸進統計分佈特性。
  18. Acoustics - reference zero for the calibration of audiometric equipment - part 4 : reference levels for narrow - band masking noise iso 389 - 4 : 1994 ; german version en iso 389 - 4 : 1998

    聲學.音響設備校正零點參考基準.第4部分:窄帶遮敝噪
  19. Secondly, the noise of the system is analyzed. to improving the signal - to - noise of the system, design the phase sensitive demodulation system which contains three parts : signal channel, reference channel and correlation demodulator

    其次,分析了系統各部分的噪聲,以提高系統信噪比為原則,設計了由信號通道、參考通道、相關解調器三部分組成的相敏檢波系統。
  20. At the same time, it uses a frequency translator to obtain a frequency shift, which is equal to the brillouin frequency in fiber. then the detecting pulsed light and the cw reference light can coherent. this method greatly improved the system ’ s sensitive and signal to noise ratio ( snr )

    同時在探測光路中引入一個光移頻環路,使探測光移頻后再經光纖中布里淵頻移,其後向布里淵散射光頻率與參考光束大致相當,可進行相干自外差探測,大大提高了系統的探測靈敏度以及系統的信噪比。
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