電路交換式 的英文怎麼說
中文拼音 [diànlùjiāohuànshì]
電路交換式
英文
circuit-switched- 電 : Ⅰ名詞1 (有電荷存在和電荷變化的現象) electricity 2 (電報) telegram; cable Ⅱ動詞1 (觸電) give...
- 路 : 1 (道路) road; way; path 2 (路程) journey; distance 3 (途徑; 門路) way; means 4 (條理) se...
- 交 : Ⅰ動詞1 (把事物轉移給有關方面) hand over; give up; deliver 2 (到某一時辰或季節) reach (a cert...
- 換 : 動詞1. (給人東西同時從他那裡取得別的東西) exchange; barter; trade 2. (變換; 更換) change 3. (兌換) exchange; cash
- 式 : 名詞1 (樣式) type; style 2 (格式) pattern; form 3 (儀式; 典禮) ceremony; ritual 4 (自然科...
- 電路 : [訊] circuit (ckt); electric circuit; electrocircuit電路板 circuit board; 電路保持 guard of a c...
-
Csm circuit switching mode
電路交換模式For a long time, incumbent carriers tended to regard spc exchange, ddn, fr, atm and ip equipment as leading network elements. most often than not, the transmission equipment is only seen as supportive parts for those leading elements
長期以來,主體電信經營商都認為程式控制電話交換機、 ddn 、 fr 、 atm 、 ip等設備是作為網路的主體,而傳送設備僅認為是這些設備的配套。At present, the processor running the software in the circuit switch is highly integrated with circuit - switching based equipment
目前電路交換機中運行這一軟體的處理器是和採用電路交換方式的設備高度集成在一起的。Ip communications involves the transmission of information in packets on an as - needed basis. the route a packet of information follows can and does change throughout the transaction, unlike the fixed path of a circuit
Ip通信發展到按需求以包的形式進行信息傳輸,與電路(交換)中固定通道不一樣,在一次交易中信息包經過的路由是可以並一定是改變的。The telephone network based on circuit - switching and digital program controlled exchanging technology plays an important role in the whole communicating networks
以電路交換和數字程式控制交換技術為基礎的電話網更是在整個通信網中占據著重要的地位。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。Code for design of railway spc digital telephone switching engineering
鐵路時分數字程式控制電話交換工程設計規范Invention of 1, 000 line switch with disc bank having ten concentric rows of line contacts. not used commercially. formation of strowger automatic telephone exchange
發明1 , 000尋線機,其排線架擁有10排線路連接。但是並沒有投入商業使用。史端喬式自動電話交換機形成。This thesis studys several distribution network reconfiguration algorithms detailedly, mostly concluding branch - exchange method, optimal flow pattern method, recursive fictitious flow method and hybrid flow pattern method. it analyzes theoretical basis of all algorithms, modified process and basic steps at length. besides it simptylniroduce other distribution reconfiguration algorithms and its development, compares the characters of all algorithms and puts forward a simplied recursive fictitious flow method, then according to a example proves the effect of some algorithms
本論文詳細研究了多種配電網路重構演算法,主要包括支路交換法、最優流模式法、遞歸虛擬流法和混合流模式法,詳細分析了各種演算法的理論依據、改進過程和基本步驟,簡述了其它相關重構演算法的思路及其發展,比較了各種演算法的各類特性,提出了一種簡化遞歸虛擬流演算法,並通過實例證明了幾種重構演算法的有效性。Optical relay network technoiogy is to buiidup various teiephone networks by the flexible sdh transmission equipment working with stored program control switches. at present, it has been adopted by most of telecom operators in iocal networks of pstn and becomes an eff6ctive solution to imp the operation cost, improve the qos, as well as faciiitat6 the oam
光中繼組網就是利用同步數字體系( sdh )傳輸設備本身組網的靈活性來配合程式控制交換機組成各種電話網路,在目前的公共電話交換網路( pstn )中的本地網路中,較多地被電信運營商所採用。Customers still need a contract with a service provider to obtain access to the network and then to the public switched - telephone network
使用者仍然得和業者簽訂合約才能使用網路和公眾交換式電話網路。The mgcph. 248 end mode in soft switching and the pure sip mode will be more suitable for the application of ip metropolitan area network of the lan access ; while the big media gateway of the soft switching mode will more suitable to replace the existing local or circuit switch ( packet switch )
軟交換中mgcph . 248終端方式和純sip方式更適應在lan接入的寬帶ip城域網上開放;軟交換中大媒體網關的方式更適應替代現有的本地或長途電路交換機。A circuit or device that converts a dc input voitage to a regulated output woltage, the output voltage may be lower, higher or the same as the input voltage, switching - regulator dc - dc circuit most often require an inductor or transformer to achieve t - he regualted output voltage, wwitching fegulator circuits can achieve a higher level of power efficiency whec compared to non - wwitching techniques
指一電路或儀器可將一直流輸入電壓換成一高速過的輸出電壓,此輸出電壓可為較低,較高或輸入電壓相同,互動式直流對直流調整電路通常需要一電感或變壓器以達到所要的輸出電壓,交換式調整電路和非交換式技術比有較高的功率效率。Svc switched virtual circuit or signaling virtual circuit
交換式虛電路或發信號虛電路Circuit switching mode
電路交換模式Enables technology transition between compactpci and advancedtac, mxp series also supports picmg 2. 16 specification to enable migration from circuit - switched to switched fabric architecture
Mxp3321該平臺能夠在compactpci和advancedtca之間實現技術轉換mxp系列也支持picmg 2 . 16規范以便實現從電路交換到交換式架構的移植Hi1 port of the packed switched network and that of circuit switched network have the same data structure, also about hi2 port. however, delivery of packetized content of communication ( hi3 port ) shall not use no. 7 signal system but tcp / ip
包交換域和電路交換在hi1和hi2介面上傳輸的數據格式相同,二者hi3介面實現不同,在包交換域中採用tcp ip協議進行傳輸包交換域的偵聽內容。Therefore, whether or not to adopt the the big media gateway of the soft switching will depend on whether it can reduce the cost up to the circuit switch of pstn
因此軟交換中大媒體網關方式是否採用主要依賴于媒體網關成本是否能夠下降,與pstn目前的電路交換機接近。In this thesis, firstly, we introduce the relative technology of the sip gateway and basic principles of the sip protocol ; secondly we discuss the requirements for setting up the translation gateway between the ip network and pstn network ; afterwards, we designed the whole layered system structure including hardware and software, then implemented them with ood. our experiments showed that the low cost sip / pstn gateway design is feasible
其功能是完成傳統電路交換網路與分組交換網路之間的信令和媒體轉換,從而實現ip網sip電話用戶和pstn電話用戶之間的通信。課題和論文中完成的主要內容有: 1 .研究了pstn的信號原理、交換方式、媒體傳輸方式;研究了軟交換技術的原理和網路結構,分析了sip協議的消息和工作流程。The limited number of sites and unattractive charges are problems arose in the process of operators and icps deploying the service and the restrictions on the terminals mostly refer to the small - sized displays of the handsets and the inconvenience of entering characters through the keyboard, which are manufacturers problems. as to slow connectivity, it seems to be the weakness of wap. however, the fact is that there is a limit of 9600 bits on the circuit - switched data services provided by the gsm network and this is the very bearer mode that is currently selected by wap established on the network layer. this only means that people do not accept wap over csd
站點少、資費並不具吸引力等缺點是運營商與icp在對該業務推廣的過程中所顯現的問題;來自於終端的限制則是手機製造商的問題,雖然各大廠商都推出了支持wap的手機,但用戶的批評大都集中在手機屏幕太小及輸入不方便;至於連接速度慢,這似乎是wap本身的缺陷,但事實是gsm網路所能提供的基於電路交換的數據業務存在9600bits的限制,而建立在網路層之上的wap目前選擇的恰恰是這種承載方式,因此只能說wapovercsd這種業務提供模式人們不能接受。分享友人