音頻多路制 的英文怎麼說

中文拼音 [yīnbīnduōzhì]
音頻多路制 英文
voice frequency multi-channel system
  • : 名詞1. (聲音) sound 2. (消息) news; tidings 3. [物理學] (音質) tone 4. (姓氏) a surname
  • : 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...
  • : 1 (道路) road; way; path 2 (路程) journey; distance 3 (途徑; 門路) way; means 4 (條理) se...
  • : Ⅰ動詞1 (製造) make; manufacture 2 (擬訂; 規定) draw up; establish 3 (用強力約束; 限定; 管束...
  • 音頻 : [物理學] [電學] audio frequency; vf (voice frequency)音頻電路 voice frequency circuit; 音頻振蕩...
  1. People can get almost information through the internet. this gives rise to serious problems including wide spread copyright violation, illegal copying, easy forging etc. these problems are rooted from the intrinsic features of the digitally formatted information : ( 1 ) making copies is easy and inexpensive ; ( 2 ) each copy is exactly identical to the original ; and ( 3 ) distribution of the copies ( e. g. via network or floppy ) is easy and fast

    媒體數據的數字化為媒體信息的存取提供了極大的方便,同時也極大地提高了信息表達的效率和準確性,如數字信號很容易進行編輯,可以方便、便宜、無失真地被復,數字聲、文本、圖像和視易於通過電子的(網)或物理的( cd - rom )系統低價高效地迅速傳輸和分配等。
  2. 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

    信號處理的改進對媒體應用的貢獻在下述范圍:語信號壓縮、語合成、聲學處理、回聲控以及網回聲消除。
  3. This system adopts object - oriented technology. it takes full advantage of windows multimedia technology. the audio input signals are programmed by this technology in wavex pattern. in order to process the input audio signals in real time, windows thread technology is also adopted. the thread technology is a " producer - consumer " mode

    在軟體上,採用面向對象的編程技術,充分利用windows強大的媒體技術,對輸入信源進行wavex的底層編程,實現了上位機對源輸入輸出的靈活控;為了保證信號處理的實時性,軟體上還充分利用了windows線程技術,採用了基於「生產者-消費者」模式的線程技術。
  4. There ’ re some shortcomings in the past audio system. firstly, audio channel is connected with an audio cable ; secondly, the installation in multi - room or long distance environment is complex ; thirdly, extra hardware and cable is needed in the management and monitoring of the audio content ; lastly, the audio routing is manually operated or by expensive audio routers, also, the reconfiguration of the audio system is complicated and time - consuming. in comparison with the past audio system, audio and control data can coexist in cat - 5 cable using etheraudio router ; the devices can be separatedly monitored through the ethernet ; audio can be transmitted to single destination or different destination ; audio routing can be easily finished by modifying address

    傳統的系統中,軌道都要與一條電纜相連;房間、長距離安裝復雜;內容的管理和監控都需要附加硬體設備和電纜;由需要人工接線或昂貴的由器,系統的重新配置也是復雜而耗時的過程。 etheraudio由器可以利用5類線同時傳輸和控數據;設備可以通過以太網獨立監控;數據可以傳輸到單個或個目的地;由可以通過更改地址信息輕易地完成。
  5. Telephone circuit produce dtmf signal, receive ring signal and perform speech function. dtmf receiver lets it becomes binary code for mcu to read. analog circuit process speech signals between phone and gsm modem

    固話電提供產生的雙信號及振鈴和通話功能,雙收號電將dtmf信號變成二進碼,便於mcu的識別和處理。
  6. It has been playing an important role in equipping all kinds of arms and services for campaigns, tactical exercises and emergent actions etc. based on the detailed analysis of the exchange ' s architecture and implementing, this thesis points out some disadvantages of the device, such as too many absolute components, not very high enough reliability and security, very large size and weight, operating and maintaining difficultly. considering low power requirement and man - machine interface optimizing design at the same time, the thesis come up with an integrated design scheme to the previous device based on " mcu + cpld / fpga architecture " : ( 1 ) signal frequency dividing, timing frequency producing, 20 customers " led states controlling are implemented in cpld ; ( 2 ) decoding, latching data and controlling signals are implemented in cpld by bus interface between mcu and cpld ; ( 3 ) chip selecting principles and mcu idle mode design are completed under the consideration of low power requirement ; ( 4 ) operation by chinese lcd menus is adopted in the man - machine interface

    本項目以該交換機為研究對象,在詳細分析原設備的系統結構和功能實現方式的基礎上,指出該機型在使用過程中存在技術相對陳舊、分立元件過、可靠性和保密性不夠、體積大、重量大、維修困難等問題,同時結合系統的低功耗需求和優化人機介面設計,本文提出基於「單片機+ cpld fpga體系結構」的集成化設計方案:在cpld中實現信號和計時率生成電、 20用戶led狀態控; cpld與單片機以總線介面方式實現譯碼、數據和控信號鎖存功能的vhdl設計;基於低功耗設計的器件選型方案和單片機待機模式設計;人機介面的lcd菜單操作方式。
  7. To cater for the urgent need for network supervising system, we analysed multimedia communication technique and the popular tcp / ip net work protocol, then we presented a design for network - based multimedia supervising system, which include mpeg - 1 % com % network and database techniques. finally we implemented the system by using vc + +, and the system have proved to be robust through long time improving

    針對銀行、公安等領域對媒體監控系統的迫切需求,本文在闡述了媒體技術和目前通用的網際互連協議( tcp ip )原理的基礎上,對客戶機/服務器模型及信息的網通信機進行了分析和研究,提出了一種基於網的功能完善的媒體監控系統的系統方案。
  8. At first the article puts emphasis on analyzing those current network ip technology, various audio codec algorithms, realtime stream medium transmit technology and those process mechanism of realtime low bandwidth audio stream medium, etc. in allusion to high requirement of system, resulted from so many terminations of attending a lecture, rate of flow, bad situation of network and realtime interactive voice, a new algorithm and the relevant project of processing low bit - rate audio stream was brought forward

    本文著重分析了當前網方面的ip技術,各種編碼演算法,實時流媒體傳輸技術,實時低帶寬流媒體的處理機等等。針對網實時應用中諸如客戶端眾,各種媒體數據流量大,網狀況差,語交互實時性等方面較高的要求,提出一種新的實時低帶寬流處理演算法及相應的處理方案。
  9. As the information era proceeds, highly developed digital image processing technique and communication technique make multimedia communication possible, and it is now on the way of progress. video conference have received more attention as an example of multimedia. in this paper we first describe the construction and characteristic of the video conference system and analyze the theory of protocol with itu - t h. 323 recommendation which inculde video and audio codec standard, communication control protocol h. 245. call signalling protocol h. 225, as well as procedures within these protocols define how these components communicate. also an experimental video conferencing system is designed and some relating key technologies are studied, which include multithread programming, transmission technology, mcu technology, qos mechanism and so on. especially, a video codec based on h. 263 recommendation with high fram rate as well as high compression ratio is researched and implemented because of importance of video application, which solves the bad image reconstrction quality problem existed in the most present video systems that adopt h. 261 video compression algorithm. by using these technologies. a video conferencing system is implemented based on lan. the system that the paper provides is easy to implement and the results of exmperiment is good. such system can be widely used in the fields such as business conference, distance education etc. and it is of good practical value

    隨著信息時代的前進,數字圖像處理技術和通信技術的高度發展,媒體通信已成為可能並已初具規模,視會議作為它的一個具體應用實例受到普遍關注。本文首先對國際電信聯盟itu - t定的基於分組交換的媒體通信h . 323系列建議進行了闡述,其中包括ip網會議系統的結構組成、視傳輸標準、傳輸標準、系統的信息碼流、通信控協議h . 245和呼叫信令協議h . 225以及會議系統的進行過程。在此基礎上給出了ip視會議的實現的整體框架,為系統的軟體實現進行了模塊的劃分和整體設計,分析了各個模塊的功能、作用。
  10. In this dissertation, an embedded video monitoring system based on network is studied deeply, and then implemented the hardware device drivers to the chip of the vweb company ’ s vw2010. the design is based on the mpeg - 4 technology and embedded linux. the first three chapters of the thesis are to study the video surveillance system ’ s current background, main hardware structure and the main functions of software molds

    本論文的重點:研究了網監控系統的基本硬體體系結構和軟體功能模塊,提出了一種使用晶元vw2010來實現視硬編解碼的驅動程序設計方法,該設計基於當前最流行的mpeg - 4編碼技術和開源的嵌入式linux操作系統;接著介紹了基於晶元vw2010的能兼容語言的osd界面設計的幾個關鍵技術;論文最後給出了嵌入式linux下控種雲臺鏡頭的研究結果和設計方案。
  11. The net go toes the teaching to have already become a main current direction that develop of education ; the teaching on the network have broken restricts in time and areas, share profits to use the resources advantage of the school, and is a kind of exploitation network to proceed teaching of gathering voice images video data in the hand overing of integral whole with each other remote education courseware ; user can view the multi - media teaching by interview the hypertext pages ; is a kind of method of sharing the information means, conveniently and quickly

    基於internet的現代遠程教育通過構建一個開放性的教育環境,克服了傳統教育在時間、空間上的限,對于有效地發揮現有各種教育的資源優勢,實現資源的合理配置,發展教育事業起著非常重要的作用。網上教學已成為教育發展的一個主流方向,充分利用學校的資源優勢。網課件是一種利用網進行教學的集語圖像視數據於一體的交互遠程課件;可以使用戶通過訪問超文本頁面瀏覽媒體教學;是一種方便迅速的共享信息手段。
  12. This thesis adopts 8psk / qpsk modulation mode that ' s widely applied in short - wave communication to research all - digital blind receiver in burst mode based on software radio technology. then related solutions are given for the doppler frequency shift problem and multiple fading problem in short - wave channels. the arrangement of the thesis is below : chapter 1 gives brief description for the new technology and new systems of short - wave communication and for the development and appliance of software radio

    本文採用短波通信中應用廣泛的8psk qpsk調方式,研究基於軟體無線電技術的突發模式全數字盲接收機,並對并行及慢速傳輸中存在的譜勒大偏問題、單串列、高速數傳時在短波通信鏈中發生的干涉衰落問題做了研究,提出了相應的解決方案。
  13. It comprises functions of video - audio data collecting, coding, storage, transmission, decoding, playback and vidicon remote control. the center can monitor many remote surveillance stations at the same time, and each remote surveillance station can monitor more than one singnal in the mean time

    該系統具有視的採集、壓縮、網傳輸、解壓、存儲、回放、攝像機遠程控等功能,監控中心能同時監控個現場監控站點,每個現場監控站點又可同時監控信號。
  14. With the rapid prevalence and explosive development of internet, there have been many new applications such as the network conferencing, the update of distributed database, distributed database exploitation, cscw, etc, transmitting information of these applications will deal with not only the point to point way but also the ones that will be much of the video frequency and sound frequency, this produces new challenges for traditional routing selection mechanism

    隨著internet的迅速普及和爆炸性發展,在網上產生了許新的應用,如網會議、分散式資源發現、分散式數據庫開發等,這些應用不再是簡單的點對點的文本信息傳輸,而是一般需要傳輸大量的、視媒體信息,這就對傳統的由選擇機提出了新的挑戰。
  15. The mime protocol lets smtp transmit multimedia files including voice, audio, and binary data across tcp / ip networks

    Mime協議讓smtp實現了聲和貫穿于tcp / ip網的二進位的媒體文件的傳輸。
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