audio-signal 中文意思是什麼

audio-signal 解釋
聲音信號
  • audio : adj. 【無線電】聽覺的，聲音的，音頻的；成音的。
  • signal : n 1 信號，暗號；信號器。2 動機，導火線 （for）。3 預兆，徵象。adj 1 暗號的，作信號用的。2 顯著的...
  1. ( 3 ) study the segmentation and recognition of audio frequency signal. audio signal can be divided into segments based on zero - crossing rate. ( 4 ) a audio recognition arithmetic based on mfcc is proposed

    音頻信號的處理作為項目的一部分，根據要求實現了對單一音頻信號的識別，用vc6 . 0來實現。
  2. ( 2 ) study the character of audio signal. analyze the zero - crossing rate and mfcc. a mean mel coefficients is proposed, it can be used to recognized different audio signal

    通過對mfcc系數進行分析，均值mfcc系數作為音頻特徵，採用動態時間規整識別演算法，能夠對單一音頻進行識別，對已有數據源進行測試，有較高的識別率。
  3. High fidelity audio signal coupling capacitors -

    -最高音質性能信號交連電容-
  4. Technical specification for nicam - 728 digital audio signal transmission with satellite tv channel subcarrrier

    Nicam - 728衛星電視通道副載波傳送數字聲技術規范
  5. Multiplexing and conversion of mpeg - 2 are important technology in present broadcasting network. mpeg - 2 is a generic standard about motive video and associated audio signal coding, which has been described by motive picture expert group

    Iso發布的mpeg系列標準為廣播電視節目格式的規范提供了可能，其中， mpeg - 2碼流的合成與轉換是目前廣播電視行業的重要技術。
  6. The precise clock source is crystal oscillator made of 74hc04 ; the mute circuit can conceal the error and solve the problem of noise ; the antenna switching circuit in the receiver is to select one antenna from two which receives signal better. it can improve the quality of the receiving audio signal, restrain the noise effectively and promote the system performance

    高精度的時鐘源是由74hc04構成的晶體振蕩器;靜音電路將出錯的音頻信號進行差錯掩蓋，很好地解決了噪聲問題;接收機採用兩副天線切換工作，提高了音頻信號接收質量，有效地抑制干擾，提升了系統的性能。
  7. Digital audio signal interface for broadcasting studios

    演播室數字音頻信號介面
  8. Audio signal processing in dvb - c set - top box

    機頂盒中的音頻信號處理
  9. Although stb just is a sort of terminal equipments of the tv signal transmission system, however pivotal technique involves the data demodulation, channel decode, transport stream de - multiplexing, audio and video signal decompression technique and real - time software technique with upriver data coding technique etc. therefore, software and hardware technology research and development of stb, which can increase usefulness with dependable of digital video signal and audio signal for study later make the theories preparation and backlog experience

    機頂盒雖然只是數字電視傳輸系統的終端設備，但所用到的關鍵技術涉及到數據解調、通道解碼、傳輸流的解復用、音視頻信號解壓縮技術以及實時軟體技術和上行數據的編碼技術等。因此，通過對機頂盒軟、硬體的研究開發，既能為以後研究如何提高信息傳輸的有效性和可靠性作理論上的準備，也為圖像信號和音頻信號的數字化處理積累經驗。
  10. The structure and circuits of high resolution adc ’ s modulator which applied in audio signal range with 20khz base band and 16 bits resolution have been researched

    本文對一種適用於音頻信號范圍的高精度模/數轉換器的調制器部分進行了結構和電路研究，基帶頻率20khz ，精度16位。
  11. Dvb - t digital tv receiver can receive dvb - t digital tv program, decode in the pc and play mpeg - 2 video and audio signal which complied with high - definition tv or standard - definition tv duly. it can be used for televiewing in the microcomputer and mobile receiving

    基於usb2 . 0的dvb - t數字電視接收系統可以接收dvb - t數字電視節目，實現在個人電腦上解碼並及時播放高清或標清電視畫質的mpeg - 2視頻信號和音頻信號，適合運用微電腦收看電視節目，並且可以移動接收。
  12. In the application of multimedia computer sound reproduction, it is required to process the audio signal in real time

    在多媒體計算機虛擬聲重發的實際應用中，要求對音頻信號進行實時處理。
  13. Asp audio signal processing

    音頻信號處理
  14. A scheme to identify the stochastic signal and its modes by computer is introduced and using the method of the autocorrelation functions for recognizing the stochastic audio signal fleet has been applied

    摘要分析了利用自相關函數法實現快速識別隨機音頻信號，介紹一種用計算機實現隨機音頻信號處理與模式識別的硬體結構和程序設計。
  15. The primary advances in speech and audio signal processing that contributed to multimedia applications are in the areas of speech and audio signal compression, speech synthesis, acoustic processing, echo control and network echo cancellation

    語音和音頻信號處理的改進對多媒體應用的貢獻在下述范圍：語音和音頻信號壓縮、語音合成、聲學處理、回聲控制以及網路回聲消除。
  16. So far, there are three problems in most watermark detecting algorithm, non - blind detection, the process of watermark detection needs original audio signal. symmetrical watermark algorithm : that is the process of watermark embed is contrary to the process of watermark detection, the effect and the performance of watermark detection in the same type detecting algorithm are not good and unstable

    目前，很多音頻水印的檢測演算法存在以下幾個問題，非盲水印檢測，檢測過程需要原始音頻信號的參與，對稱水印演算法，即水印的檢測過程與水印的嵌入過程互逆，同類檢測演算法中檢測效果差，檢測性能的不穩定。
  17. Scheme design for one ssi port shared by multi - channel audio signal

    埠的多路語音復用方案設計
  18. Then, we give tile introduction of the theory of digital audio signal compression, the algorithm and somp accelerate algorithm for the mp3 encode and decode. ln the end, we propose a parallel processing system with two dsp to be a real - time mp3 encoder and decoder

    然後，詳細介紹了數字音頻信號壓縮的原理， mp3編碼和解碼的演算法實現，並採用了一些編碼和解碼的加速演算法，最後提出了一個雙dsp并行處理系統用於實時實現mp3編碼和解碼。
  19. In which adpcm is responsible for the audio signal ' s encoding / decoding and processing, and the latter is responsible for ip packing and unpacking

    前者用於語音的編解碼和信令提取，信令不單獨佔用帶寬；後者負責碼流的ip封裝和解封裝。
  20. In the part of platform designing, proper peripheral chips are chosen according to the audio signal format. and how to achieve channel synchronization in the receiving part is an important aspect of wireless transmission system. in order to solve this problem, three algorithms are used ; those are scramble / descramble, improved over - sampling, and frame synchronization protocol

    在硬體驗證平臺的設計部分，文章根據音頻信號的特點選擇了適當的外圍晶元，並且針對無線傳輸接收端的同步問題，採用了三種演算法來減少失步現象，即擾碼/解擾演算法，改進型的過采樣演算法，以及幀同步協議。
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