tone frequency 中文意思是什麼

tone frequency 解釋
聲振
  • tone : n 托恩〈姓氏〉。n 1 調子，音調；音色;音樂。2 語調，語氣；（報刊等的）論調。3 格調，風格；風氣，氣...
  • frequency : n. 1. 屢次，頻仍，頻繁。2. （脈搏等的）次數，出現率；頻度；【物理學】頻率，周率。
  1. A 3rd generation converter samples the signal 44, 100 times per second - with a frequency of 44. 1 khz kilohertz. this time resolution exceedingly determines the sound, which we finally perceive : a low resolution sampling or sample rate results in a more muffled sound because quickly oscillating sound waves i. e. high tone are not acquired correctly

    讀取頻率，也就是聲音的采樣頻率，的高低直接影響到我們最後所聽到的聲音，如果采樣頻率不夠高，聽到的聲音會感覺有點糊糊的暗暗的，因為沒有辦法讀取到某些振蕩頻率較高的聲波，也就是高音的部分。
  2. Orotund frequency of of tone of high and low, main with the each vibration of number of times relevant, is a person s ear to high and low and subjective evaluation dimensions of tone. the tone is low to mean to vibrate the frequency low, the voice seem to be deep and low ; the tone is high, and mean to vibrate the frequency high, voice the stab

    音調聲音頻率的高低，主要與音源每秒振動的次數有關，是人耳對音調高低的主觀評價尺度。音調低表示振動頻率低，聲音顯得低沉音調高，表示振動頻率高，聲音就尖刺。
  3. Compared with non - passerine, they appeared longer syllable length, higher basic frequency and more viable frequency ranges. though the amplitude modulation properties enhanced their vocal production, the type of syllable is still stable and less of variety. so the phrase consisted of syllables are comparatively few and changes of the tone are relatively less

    且表現出很強的頻率調制特性和特有的幅度調制特性，相對的音節時程比較長，基頻較高且頻率變化范圍較大，所特有的幅度調制特性更增加了其控聲的能力，但其音節的種類仍很單一，缺乏變化，由音節所組成的句型較少，音調變化幅度不大，因此，其叫聲質量盡管較非鳴禽有所改善，但相對鳴禽而言卻又遠遠不如。
  4. Corticofugal modulation of frequency tuning of inferior collicular neurons in big brown bat, eptesicus fuse us chinese science bulletin, 2000 in order to explore the possible mechanism of corticofugal modulation of excitatory frequency tuning curves ( eftcs ) of midbrain neurons, we examine the change of sharpness, frequency - intensity response area, minimum threshold of both eftcs and inhibitory frequency tuning curves ( iftcs ) of inferior coliicular neurons during corticofugal modulation using two - tone inhibition paradigm and micro - electrical stimulation technique

    第二章大棕幅聽皮層對中腦下丘聽神經元頻率調諧曲線的調制科學通報， 2000用雙聲刺激的方法和電刺激技術，進一步研究了在激活聽皮層前後下丘聽神經元興奮性和抑制性頻率調諧曲線的銳度、頻率強度反應區域、最低閾值的協同變化
  5. Tone color the color of the voice would send out with the different musical instrument with the characteristics, different person each have the special features s voice, and can say it to have relation with voice for vibrating, if say the tone is the symbol of the one frequency, so the tone color is then from the performance for compound frequency for constituting of of various frequencies

    音色聲音的色彩和特點，不同的人和不同的樂器都會發出各具特色的聲音，可以說它與聲源振動的頻譜有關，如果說音調是單一頻率的象徵，那麼音色則是由多種頻率所組成的復合頻率的表現。
  6. Based on the theory of segmenting video frequency image, this paper, it discusses the methods of segmentation based on dynamic checking blur main tone table and multi thresholds

    利用視頻圖像分割的基本理論，採用兩種分割演算法：基於模糊主色調動態查表法的道路分割方法和多閾值圖像目標分割方法。
  7. Finally, an example of simulation system is presented, and the influence of frequency excursion on performance of multi - tone continuous wave jamming is analyzed and simulated

    最後，給出了模擬系統實例，分析並模擬了頻率偏移對多頻連續波干擾性能的影響。
  8. In order to study the effect of weak noise on the sound signal extraction of mouse ( mus musculus km ) inferior collicular ( ic ) neurons from environment, we examined the change in frequency tuning of neuron induced by a weak noise relative to 5 db below minimum threshold ( remt - 5 db ) of tone. 12 healthy adult mice ( 20 - 25 g, b. wt. )

    本實驗旨在探討弱噪聲對小鼠（ musmusculuskm ）中腦下丘（ inferiorcolliculusic ）神經元聲信號提取的影響及其神經機制，我們選用相當于純音閾下5db的白噪聲（ whitenoise ） ，比較加入噪聲前後神經元頻率調諧曲線的變化和注射-氨基丁酸（ - aminobutyricacid ， gaba ）能受體拮抗劑荷包牡丹堿（ bicuculline ， bic ）后對該變化的影響。
  9. The lower the tone frequency the less audible it tends to be

    當然，這些音頻信號的頻率越低，越難被聽到。
  10. ( 3 ) the conventional interpolated dft algorithms are analyzed. a new method, which estimates frequency with high precision and fast rate compared with the mentioned methods for the real single tone based on dft, is presented

    （ 3 ）在分析常規的插值演算法基礎上，提出了一種單信號的快速插值頻率估計方法，只需三個fft變換系數的實部構造頻率修正項，計算量低。
  11. Results : the frequency of jiao tone was much higher than those of the other tones in both groups ( p < 0. 01 ) and the frequency of jiao tone increased as aging

    方法：按《黃帝內經》理論，將健康女性以「五七」年齡為界分為年輕組（ 34歲）和年長組（ 34歲） 。
  12. This article takes hanging off and wide fluctuation of transmition velocity of adsl as example, then analysis centers on the discerte multiple tone and the principle of channel load assignation. from analysis above article points out the root of adsl being sensible of noise signal. at last, reserches effects that window function and barrier effect on frequency and adopts fft to work out the noise power of adsl

    本文以電信現在推出的adsl傳輸中鏈路經常掉線和傳輸速率經常大范圍波動為例，重點分析了adsl所使用的dmt調制方式和注水演算法分配通道載荷方式原理，由此指出adsl對噪聲信號敏感的根源，在得到問題的根源之後，分析了窗函數和柵欄效應對頻譜的影響，採用fft方法計算adsl線路的噪聲功率譜，為adsl線路測試提供了可靠的理論依據。
  13. In chapter 5, the complex envelop simulation block diagrams of fh transmitter and receiver are presented at first. then key techniques of simulation system are discussed, including frame processing structure, fh sequence generator, etc. finally, simulation models of fh transmitter, receiver and jammer are presented. the influence of frequency excursion on performance of multi - tone continuous wave jamming is analyzed

    第五章首先設計了跳頻發信機成員和接收機成員的復包絡模擬框圖;其次討論了跳頻模擬系統實現的關鍵技術，包括幀處理結構、跳頻序列發生器等;最後給出了跳頻通信發信機、接收機以及干擾機成員的模擬模型，分析了頻率偏移對多頻連續波干擾性能的影響。
  14. Were used for this study. durations of tone and weak white noise bursts used as sound stimuli were both 40 ms ( 2 - ms rise - decay times ), and delivered synchronally at 2 per second in free field. 177 neurons were obtained in this experiment, and frequency tuning curves ( ftcs ) of 76 ic neurons were measured in our study

    本實驗共用12隻健康、聽力正常的成年小鼠，雌雄不拘，共獲得177個神經元，測量了76個神經元的頻率調諧曲線（ frequencytuningcurve ， ftc ） ，發現弱噪聲對神經元ftc的影響有三種類型：銳化、拓寬和基本不受影響。
  15. Mtcem ( multi - tone envelope method ) can accurately forecast performance parameters on a set of stored channel and directly decide usable frequency choice. as hf channel characteristic is closed to gauss, mtcem may be simplified to multi - tone envelope method rtce system. for certain user ' s request and link status, double tone complex envelope method rtce, double tone envelope rtce, adaptive hf channel sounding and communication system, all that can easily derived from mtcem

    多音復包絡實時選頻系統，當通道特性近似於高斯通道時，整個系統可以簡化為多音包絡法實時選頻系統，針對不同的用戶要求和電路通道狀況，很容易由它派生出較為簡單的系統，如雙音復包絡法實時選頻系統，雙音包絡法實時選頻系統，短波自適應通道探測和通信系統。
  16. " ri chen " fa shao grade tone frequency channel wire put to use nooxygen - copper to do wire, 75 same axises structure, physics send out of spongy pe insulator high density, much more tieas weaving to protect, enter pvc outcover, pure copper an nomagnetic gold - plating plug it ' s high grade cd, dvd tv tone frequency signal for a special wire, the effect is very good for family - film

    日辰發燒級音頻線採用無氧銅導體， 75歐同軸結構設計，物理發泡pe絕緣層、高密度、多層編織屏蔽保護，進口pvc外被，純銅無磁性鍍金插頭，是高級cd 、 dvd機音頻信號輸出專用線，配合使用高保真家庭影院系統效果更為明顯。
  17. Signalling tone peak frequency deviation

    信令音峰值頻偏
  18. For example, it was found at some on - off neurons that the change of the intensity, frequency or duration of the pure tone could result in inhibiting or even disappearing of the on - response or off - response

    在部分on - off反應神經元上觀察到，當純音刺激參數改變時，可導致on反應成份或/和off反應放電頻數改變，甚至導致反應成份的消失。
  19. Tone frequency of tone pulse

    單音脈沖的單音頻率
  20. In this thesis, the effect of different frequency interval and power allocated of multiple - tone interference on the performance of the proposed scheme is analyzed by simulation results

    模擬結果表明，多音干擾的頻率間隔越大時，該演算法的干擾抑制性能越好。
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