音頻增益 的英文怎麼說

中文拼音 [yīnbīnzēngyì]
音頻增益 英文
audio gain
  • 音 : 名詞1. （聲音） sound 2. （消息） news; tidings 3. [物理學] （音質） tone 4. （姓氏） a surname
  • 頻 : Ⅰ形容詞（次數多） frequent Ⅱ副詞（屢次） frequently; repeatedly Ⅲ名詞1 [物理學] （物體每秒鐘振動...
  • 益 : Ⅰ名詞1 （好處） benefit; profit; advantage 2 （姓氏） a surname Ⅱ形容詞（有益的） beneficialⅢ動詞...
  • 音頻 : [物理學] [電學] audio frequency; vf （voice frequency）音頻電路 voice frequency circuit; 音頻振蕩...
  1. 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。
  2. Audio gain control using digital potentiometers

    用數字電位器調節音頻增益
  3. Jhs series power ampilifier is a new generation equipment of teaching power amplifier, which can restrains howl and can increase plus by 6 - 10db. the distance of picking up sound can be increased to 3 - 6 meters. if only you install three or four pcs of interface mike, the scope of picking up sound can cover with all over the platform without any equipment and you can prelect

    Jhs教學型數字移頻擴聲器是新一代教學擴聲設備，它能夠有效的抑制擴聲嘯叫，提高傳聲增益6 - 10db ，話筒的拾音距離提高到3 - 6米，只需在教室安裝3 - 4支界面話筒，拾音范圍就能覆蓋整個講臺，無需攜帶任何設備，即可進行講課，使演講者徹底擺脫話筒的束縛，擴大了演講者的活動范圍
  4. Digital speech has preponderance over analog speech in reliability, robustness and security during communication. however, digital speech needs more bandwidth than the analog signal. especially with the requirement for communication frequency increasing, it ' s necessary to code speech signal at low rates

    但是，數字化后的信號所佔的頻帶大幅增加，特別是在帶寬需求日益增長的今天，這個問題尤為突出，因此語音的低速率編碼（即壓縮編碼）成為迫切的要求。
  5. Mpeg - 2 standard is specified to meet the increasing need of the digital storage media, interactive television, high - define television and etc. mpeg - 2 standard defines two data structures, i. e., transport stream ( ts ) and program stream ( ps )

    Mpeg 2標準是為了滿足對諸如數字存儲媒體，電視傳播以及通信等應用中對運動圖像及相關音頻一般的編碼方法的日益增長的需求而制定的。
  6. Under the condition of " comparatively weak correlation between the two noises involved, coherence function is used as a frequency domain amplification factor for improving snr of the output signal to the filter and the speech enhancement effect. meanwhile, a real - time recursive algorithm is put forward in substitute for current algorithms based on short time fourier transform. the new algorithm will simplify computations and will be suited for real - time implementation together with the adaptive systems

    接著針對上述nanc系統兩路輸入信號噪聲相關性弱的情況，用相干函數作頻域增益因子來提高輸出信噪比與改善語音增強效果，同時，通過一種實時迭代演算法解決了短時傅氏變換計算量大的問題，簡化了計算，便於實時處理與實際應用。
  7. A scheme of designing audio auto gain control system based on tda7315 is introduced, the diagram of chip matching as well as the software flowing chart are also given

    摘要詳細闡述了一種以晶元tda7315設計的音頻增益控制系統設計方案，同時提供晶元連接關系示意圖及軟體演算法流程圖。
  8. Traditional feedback exterminating means include improving rooms ’ acoustic property, cascading equalizers or frequency - shifters in the sound amplifying link, etc. nevertheless, these means are inconvenient to operate and cause unnecessary decrease of gain and sound fidelity

    傳統的聲反饋抑制方法，包括改善房間聲學環境、在系統中串聯均衡器或移頻器等。但這些方法操作不便，對音質損傷大，而且傳聲增益提高甚微。
  9. With the increasing of mobile phone users and high - speed asymmetrical data service, the second generation mobile communication system ( 2g ) which can only provide symmetrical speech service and low - speed data service ca n ' t meet demand

    隨著移動用戶數量的迅猛增長，高速率非對稱的ip型數據業務、多媒體業務的日益劇增，僅限於對稱的語音業務和低速數據業務的第二代移動通信系統（ gsm 、 is - 95cdma ）頻率資源越來越緊張，已不能滿足需要。
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