video phone system 中文意思是什麼

video phone system 解釋
門磁製安保系統
  • video : n. 電視；視頻；影像。adj. 電視（用）的，視頻的，錄像的。
  • phone : n 〈口語〉電話；電話機 〈telephone 之略〉。 hang up the phone 掛起電話（機）。 A phone for you 你...
  • system : n 1 體系，系統；分類法；組織；設備，裝置。2 方式；方法；作業方法。3 制度；主義。4 次序，規律。5 ...
  1. Furthermore, the network technique only support the voice service cannot meet the communication requirements of people. people hope to obtain multimedia service such as packet data, video and picture phone etc besides voice service. all these need operators and researchers to look after the mobile communication scheme which optimizes spectrum efficiency and expands system capacity to accommodate more users in major metropolitan markets

    此外，僅支持語音業務的網路技術已不能滿足人們對信息交流的需求，人們希望能隨時隨地獲取除語音之外的數據、視頻和圖像等多媒體業務，這些因素都促使運營商和研究者尋求頻譜利用率更高、通信容量更大的移動通信解決方案。
  2. 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。
  3. Prototype of the first video phone made by the bell system shown at the world ' s fair in queens, new york city

    貝爾系統推出的第一個視頻電話原形在紐約市皇后區舉行的世界博覽會上展出。
  4. 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。
  5. The multi - media communication system studied in the paper is applied to safe production monitor and management system in pengzhou, sichuan province, which is also can be used in video phone, long - distance education, traffic management, no man monitor system etc. in a word, the research can be widely used in copper - wire net access systems

    本研究課題出自四川省彭州市遠程安全生產監控與管理信息系統的多媒體通信子系統，所用n ? isdn接入具有廣泛的適用性，根據應用的具體情況，稍作改動即可在可視電話、遠程教育、交通管理、無人值守監測監控等方面發揮作用，故在銅線網接入環境下具有較高的推廣應用價值。
  6. Modern embedded system has great computing capacity and been used in most aspects of human lives : pda, mobile phone, set top box, networks, computer of car, security systems, medical instruments, audio / video, information appliance, etc. most embedded systems have their own os

    現今的嵌入式系統已具有非常強的計算功能，廣泛的應用到了人們的日常生活中： pda 、手機、機頂盒、網路設備、車載電腦、安全系統、醫療儀器、音視頻設備、信息家電等等。通常嵌入式系統需要嵌入式os的支持。
  7. At the last chapter, we summarize our experience and give a prospect of video - phone system, we wish this can help the future developers

    最後，進行了總結並且對該系統的未來情況進行展望，希望對后來者有所幫助。
  8. The main processor we use is tm1300 produced by philips co. tmlsoo has a lot of advantages such as it has vliw which is suited to processing multimedia data and it also have a convenient developing tool. using tm1300 we only need few chips to implement our video - phone system

    我們用philips的tm1300作為我們系統的主晶元，再配以必要的外圍器件來構成可視電話系統。之所以選擇tm1300 ，是因為它是一個高效率的dsp晶元，具有vliw指令，特別適合來進行多媒體處理。
  9. The purpose is to analyse the working principles and deal with the key technology of ip telephony. at the same time, the software can be extended into a video - conference system, web phone, voice e - mail and so on by appending some specific functions

    其目的是掌握ip網路電話的工作原理，以及ip網路電話實現中一些關鍵技術的處理方法；同時，對該軟體進行擴展可以實現視頻會議系統、 web電話以及語音信箱等業務。
  10. So we design a video phone system based on h. 323 and trimedia tm1300 dsp

    為此，我們進行了基於h . 323和trimediatm1300處理器晶元的ip可視電話系統的設計和實現。
  11. And now, all before - mentioned application regions will be unified by h. 264 standard. studying h. 264 video codec technology becomes pop region in world, design for video capturing and encoding system based on h. 264 is essential technology of video communication and video monitoring and personal video recorder ( pvr ) system, and is a portion of ip - video - phone and video monitoring project of changhong company too

    研究h . 264視頻編解碼技術已為世界的熱點，基於h . 264的視頻採集與編碼系統的設計，是以h . 264基礎的視頻通信、視頻監控和個人視頻錄像機（ pvr ）的共性技術，是長虹公司視頻通信、視頻監控和個人視頻錄像機（ pvr ）項目的重要組成部分。
  12. The video phone system designed by us is mainly the real - time implement of a - v codec the implement of h. 323 protocol stack and the implement of the network communication protocol for example pppoe smtp and pop3 etc. so we not only ensure that the qos of the a - v codec ' s datum, but also develop the increment services for example e - mail system and browser etc. the paper will emphasis on the graft and realization of the internet protocols h. 263 video codec rate control algorithms for video encoder and optimization methods of the codec based on tm1300. h. 323 sip, h. 264 and psos + are also simply introduced

    本文主要針對作者在實現ip可視電話系統中所從事的研究工作而展開的，將重點放在ip可視電話系統中tcp ip協議棧在psos +上的移植、網路通信協議如pppoe 、 ppp 、 smtp 、 imap 、 pop3 、 dns 、 dhcp等協議的實現、 h . 263視頻編碼及其碼率控制演算法研究、視頻編碼中基於程序結構和7m1300dsp專用指令的優化方法，同時初步介紹h . 323 、 sip 、 h . 264及嵌入式系統中的實時操作系統（ rtos ） psos + 。
  13. By adding some functions, we can develop the software to a video phone software or a video conference system and so on

    同時，對該軟體進行擴展可以實現可視軟體，視頻會議系統等業務。
  14. In the first chapter, the developping history and foreground of ip video phone and the system framework of the video phone including hardware and software framework are introduced

    在第一章中先簡介ip可視電話系統的發展歷程、前景和軟硬體框架結構，然後簡要說明作者的研究工作。
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