話頻通信 的英文怎麼說

中文拼音 [huàbīntōngxìn]
話頻通信 英文
voice communication
  • 話 : Ⅰ名詞（說出來的能夠表達思想的聲音, 或者把這種聲音記錄下來的文字） word; talk Ⅱ動詞（說; 談） talk about; speak about
  • 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...
  • 通 : 通量詞（用於動作）
  • 通信 : communication; communicate by letter; correspond
  1. Besides the more obvious broadcast, emergency and mobile radio services there are cellular and cordless telephones, radar, garage door openers and other remote controls, telemetry, and amateur and cb radio

    無線電頻譜除了廣播頻段，應急通信頻段和移動通信頻段以外，還包括蜂窩電話、無繩電話、雷達、遙控器、無線電愛好者和民用頻段。
  2. Author has analyzed many schemes such as electric cable reading system, telephone line reading system, infrared ray reading system, hertzian waves reading system, 1c card reading system. we design a new scheme of combing infrared communication and serial communication based on client request and local condition

    作者在分析了電力線抄表、電話線抄表、紅外線抄表、無線射頻抄表、 ic卡抄表等一系列抄表方案的優劣后，根據客戶要求和現場實際，提出了將無線紅外通信和有線串列通信相結合的抄表方案。
  3. Cas ( communication automation system ) includes cabling system, broadband netw - ork system, mobile phone coverage system, cable tv and digital communication system

    Cas通信自動化系統，綜合布線、寬頻網路、移動電話樓內覆蓋系統、有線電視及數字程式控制電話系統。
  4. Classification of quality for fm radio sets used in the mobile services

    移動通信調頻無線電話機質量分等標準
  5. It is expected to be used for 3g personal handy - phone system as standard algorithms which encode speech signals and decode it. additionally, this kind of algorithms which own excellent quality can be application in viewphone and video order programme etc. the thesis introducethe algorithm structure of g. 729

    該協議在可預見的將來可能應用於三代移動通信系統中作為語音編解碼演算法。另外，由於其良好的性能也可應用在多媒體系統中如：可視電話，視頻點播等。本論文概要介紹了g . 729協議的演算法結構。
  6. As the key block of the wireless communication transmitter in rf, it is very useful in improving the output power and efficiency, lowering the loss of the supply, lowering the size and the weight, lengthening the time of communication. class e power amplifier which is suitable to amplify envelop signal is very important in modern communication system

    功率放大器（ pa ）作為無線通信射頻發射機中不可缺少的關鍵電路，對于提高手機的功率效率、降低電源損耗、減小體積重量、延長通話時間有著舉足輕重的作用，而適用於恆包絡信號放大的e類功率放大器，更是在現代通信系統中佔有十分重要的地位。
  7. So acoustic echo cancellation ( aec ) technique has become a hotspot of competition in famous communicaton company all over the world. however, it is not always easy to implement acoustic equipments for communication system with satisfactory speech quality

    回波消除技術能有效地解決長距離電話網路、 ip電話、免提電話和視頻會議等通信系統中的回波問題，很好地改善了語音通信質量，具有廣闊的市場前景。
  8. It can provide many functions : the conversion between transfer formats, the conversion between communication protocols, the conversion between analog signals and digital signals, the conversion of control commands, real time audio code / decode, ip call control, control of rtp / rtcp, call detail logs, accounting and some of gatekeeper ' s functions such as address tansfer / search.

    它提供以下功能：傳輸格式間的轉換，通信規程間的轉換，音頻、數據格式轉換，呼叫控制信令的轉換，對pstn的呼叫控制功能， pstn電路交換功能，實時語音處理語音壓縮功能， ip網路呼叫控制功能，對實時對話協議rtp rtcp的控制功能，呼叫日誌，計費功能，還包括關守的地址翻譯搜索等功能。
  9. A relatively security, reliable virtual private network _ and implementary plan was designed to meet the demands of data traffic, security of information transmission, transmission of video frequency, ip telephone, oa of companies. the design applied vpn and realized data increment service, for example, transimission of video frequency, ip telephone and oa and so on. these projects gained good economic and social utility for si chuan unicom

    論文依據四川某集團公司對網路數據通信、網路信息傳輸安全、視頻傳輸、 ip電話、集團公司oa的需求，具體設計了一個相對安全、可靠的虛擬專用網建設和實施方案，依據此方案在集團公司實施了vpn ，又在該vpn網路平臺上實現了相關的數據增值業務，如：視頻傳輸、 ip電話及集團公司oa等。
  10. The videos, voices, data combined traffic and high speed data are becoming more and more predominent in the future, and how to efficiently transfer this multi - medium integrated - data is one of the researcher ' s interesting field. the cdma system, which has striking advantages of anti - multipath fading, soft capacities and large capacities over fdma and tdma systems, has been focused by all of the countries

    未來信息社會中，圖象，話音，數據相結合的多媒體業務和高速數據業務量越來越佔主要地位，如何有效地傳輸這種多媒體數據，已經成為移動通信中的研究熱點之一。擴頻技術由於具有抗多徑，軟容量和時分多址與頻分多址更大的容量和優勢，而受到各國研究者的重視。
  11. Though the wireless intercom can be used to realize industrial communication, yet it exists the requisitions of such as applying for frequency points and communicating with only the people who carry intercoms

    使用無線對講機進行工業通信，存在需申請頻點、只能在攜帶對講機者間通信和通話質量差等缺點。
  12. Quality assessment requlations for radio tranceiver employing f3e emission used in the mobile services

    移動通信調頻無線電話機質量評定規則
  13. Environmental requirements and test methods for radio tranceiver employing f3e emission used in the mobile services

    移動通信調頻無線電話機環境要求和試驗方法
  14. There are some of implement of video communication around us, such as video phone based on pstn, and monitor system

    在我們的生活當中已經有很多視頻通信的應用，如基於pstn的可視電話，各種無人操作場合的監控系統等。
  15. These projects have ranged from analog rf communications ic design in the field of mobile telephony, mobile handset, cordless and wll solutions, production ready design of measurement instruments and complete design and implementation of a factory monitoring system with remote access

    具體涉及移動電話所使用的模擬射頻通信集成電路設計，手機、無繩電話及無線本地環解決方案，可即刻付諸生產的測量儀器設計以方案以及完整的工廠遠程監控系統設計與應用解決方案。
  16. Video conference has already played significant roles in social information circulations as a typical business of multimedia conversational communications

    作為多媒體會話型通信業務的一種典型，視頻會議業務已在社會性的信息交流中發揮了巨大的溝通作用。
  17. For example, the, higher qulity video phone and video conference ; video store and display with higher resolution ; video communication in wireless network ; etc. but a key technology in all these application is video encode and decode

    例如更高質量的可視電話和視頻會議，具有更高清晰度的視頻存儲和播放，無線網路中的視頻通信等。這些應用中一個關鍵的技術環節是圖像的壓縮和解壓縮。
  18. In recent years, because new operation such as video phone and video frequency conference came forth, low rate video communication has been used widely

    近幾年來，新出現和即將出現的視頻業務（如可視電話、視頻會議） ，使低碼率視頻通信得到廣泛的應用。
  19. The communication technology of electric automatic system is discussed. it principally studies the technology of organizing nets, the communication technology of low pressure electric line and the technology of spread spectrum communication. it gives the project that power line carrier and direct sequence spread spectrum communication are combined with automatic dial - up passing modems for daqing automatic reading meter system

    探討了電力自動抄表系統的通信技術，重點研究了組網技術，低壓電力線通信技術，擴頻通信技術，提出了在大慶電力自動抄表系統中利用公眾電話網通過數據機自動撥號、電力載波和無線直接序列擴頻通信相結合的數據傳輸方案。
  20. The design and implementation of video communication system over pstn

    公用電話網上視頻通信系統設計與實現
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