電路交換制 的英文怎麼說

中文拼音 [diànjiāohuànzhì]
電路交換制 英文
circuit switching system
  • : 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...
  • : 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 (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...
  • : 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
  • : 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...
  • 電路 : [訊] circuit (ckt); electric circuit; electrocircuit電路板 circuit board; 電路保持 guard of a c...
  1. 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,主體信經營商都認為程式控機、 ddn 、 fr 、 atm 、 ip等設備是作為網的主體,而傳送設備僅認為是這些設備的配套。
  2. Electric - controller is nubbin in developping. we are based on designing to structure of circuit, we are dead against in time and stabilization for controlling and communications, precision and rapidity for transformation etc. we have completed to select on microprocessor, clock - frequency and a / d transfer. it carry out transformation for valve position signal, and select on solid - switch ac

    在控器的結構設計的基礎上,考慮到通訊、控的及時、穩定、轉的精度和速度等幾方面,主要完成對微處理器的選擇、時鐘頻率和a d轉器的選用,閥位變送功能的實現,固態流開關和顯示器的選擇等。
  3. The three - order modulator has a 2 - 1 cascaded structure and 1 - bit quantizer at the end of each stage, the modulator is implemented with fully differential switched - capacitor circuits. and then, the discussion will begin by exploring the design of various circuit blocks in the modulator in more detail, i. e., ota, switched - capacitor integrator, quantizer, two - phase non - overlapping clock signal, etc., at the same time, these circuits will be simulated in spectre and hspice. at last, the whole cascaded modulator will do behavioral level simulation by matlab soft and simulink toolbox

    本論文中,首先介紹模數轉器的各種參數的意義,以及一階sigma - delta調器和高階sigma - delta調器的原理;給出解決高階單環sigma - delta調器不穩定性的方案,引入級聯結構調器,特別針對級聯結構調器中的失配和開關容積分器的非理想特性進行詳細的討論;本設計的sigma - delta調器採用2 - 1級聯結構和一位量化器,調器採用全差分開關實現;同時對整個調器的各個模塊進行了設計,包括跨導放大器、開關容積分器、量化器、兩相非疊時鐘等,並利用hspice和spectre模擬工具對這些進行模擬測試;最後,利用matlab軟體和simulink工具對整個級聯調器進行行為級模擬。
  4. Jon walks into the campus security office in his telco costume and explains that he has been called out by the local exchange carrier because a circuit appears to be looped from the telco

    Jon穿著他的服走入場地安全辦公室,然後說明他是由本地運營商( local exchange carrier ( lec ) )派來的,因為看來話公司形成了迴
  5. During the period of measurement, the transduction circuits transform the differential pressures, the absolute pressures and the temperatures received by the sensors into the voltage signals, and then, the voltage signals are transformed into digital signals by the a / d convertor. the mcu processes these digital signals and calculates the cumulation of the flow. finally the totalizers contact with the pc by rs - 485 bus to form a distributed measuring network

    在測量過程中,系統以流量計節流所獲得的差壓信號作為主信號、絕壓和溫度信號作為補償信號進行流量積算,這三種信號分別由相應傳感器感知后,經各自的物理信號測量信號,再由a / d轉模塊轉變為數字量,微控器進行處理、積算。
  6. The telephone network based on circuit - switching and digital program controlled exchanging technology plays an important role in the whole communicating networks

    和數字程式控技術為基礎的話網更是在整個通信網中占據著重要的地位。
  7. The network forming scheme was put forward in accordance with hubei electric power program - controlled exchanging network. the problem with network forming of voice exchanging network of atm exchange was discussed

    摘要概據湖北力程式控網的現狀提出了組網方案,並對atm機在話音組網方面的問題作了探討。
  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,通信規程間的轉,音頻、數據格式轉,呼叫控信令的轉,對pstn的呼叫控功能, pstn功能,實時語音處理語音壓縮功能, ip網呼叫控功能,對實時對話協議rtp rtcp的控功能,呼叫日誌,計費功能,還包括關守的地址翻譯搜索等功能。
  9. Through analysising the characteristics of the power system with floating neutral point deeply, the paper puts forward a new plan of single - phase to ground fault line selection on the base of s ' s signal injecton method and gives the hardware and software design. in this design, the high speed sampling and data processing is carried out through using dsp processor ; the large electrice current is drived through the application of a high - performance audio power amplifier and transformer ; the communication between host computer and detectors is realized through rs485 bus technology ; the difference multilevel frequency - selected amplifier is designed and the feeble signal of space is sampled on the base of the theory of magnetic induction ; the interface between dsp and exterior chip and rs485 interface logical is designed through using fpga ; the using of lcd module and keyboard interfacing chip makes the interface between human and machine ; the programme of host computer and detectors is designed through using blocking design method

    在本設計中,採用高速的dsp處理器,實現了對故障特徵信息的高速採集與處理;採用大功率的功放晶元與變壓器配合的方法,實現了大流信號的驅動輸出;採用485總線技術,組建了裝置主機與多探測器之間的主從式通訊網,實現了多干擾條件下裝置主機與多探測器的可靠通訊;設計了差分式多級選頻放大,採用磁感應的方法實現了對空間微弱信號的接收;利用fpga技術,實現了控器與多外設的介面及數字信號的串並轉;採用了先進的lcd液晶顯示模塊及鍵盤介面晶元,設計了人機信息互的介面;採用了模塊化的軟體設計方法,開發了裝置主機及探測器的軟體程序。
  10. Whether it has formulated policies and measures to set up an internet exchange centre in asia, encourage local internet service providers to link up with network operators in the mainland, and encourage international telecommunications carrier companies to roll out their cable networks in hong kong, with a view to promoting the development of a commercial data exchange centre and strengthen hong kong s status as an information hub in asia ; if it has, of the details of such policies and measures ; if not, the reasons for that

    (四)有否訂政策及措施,以成立亞洲網際網中心、鼓勵本地網際網服務供應商與內地網商連結,及鼓勵國際訊傳送公司在本港敷設纜,藉此推動發展商營數據中心及鞏固香港作為亞洲資訊樞紐的地位;若有,政策及措施的詳情;若否,原因為何?
  11. Electricity metering - data exchange for meter reading, tariff and load control - data link layer using hdlc protocol

    量測量.表讀數計費和負載控的數據.使用hdlc協議的數據鏈
  12. Code for design of railway spc digital telephone switching engineering

    時分數字程式控工程設計規范
  13. 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機組成各種話網,在目前的公共( pstn )中的本地網中,較多地被信運營商所採用。
  14. At the same time, the method of disposal phase shift of ct by compensation is introduced. then the analysis and statistic of electrical power quality, the control scheme and compensating amount of capacitor for reactive power compensation are analyzed respectively. and in the paper, the control with a / y and the switch with ac contactor and solid state switch is valid measure not only for improving operate level economically and amending electrical power quality but also for avoiding of replacing switch frequently and decrease economic loss

    然後對現有的演算法進行了詳細的分析、比較,篩選出既能滿足硬體要求又可降低投資、保證精度、簡化軟體的方案,確定了準同步采樣的方案,並通過對準同步采樣誤差的分析,提出了一種從45開始采樣,從而提高精度的采樣數據處理辦法,同時,對于流互感器相位漂移提出了一種補償辦法,接著對裝置中能質量分析與統計以及無功補償中容器的補償量、投切原則也作了相應分析,其中對于無功補償採用y混合接線,並利用流接觸器和固態開關共同投切容,不但提高了經濟運行水平、改善了能質量,而且有效的避免了頻繁更開關,減少了經濟損失;最後,設計了裝置的硬體並繪了相應的軟體流程圖。
  15. Computer used in telecommunication not only play as control part in exchange or transmission devices, but also become a part of speech communication to provide intelligentized speech service

    計算機已經不只是簡單作為和傳輸網的控部分而存在,而是逐漸演變成語音通信的一部分,將智能化的語音延伸到通信網的每一個角落。
  16. While ss7 deals with non - circuit switched data ( messages are transported without a dedicated circuit established for that purpose ), the function of the isdn - up ( isup ) is to control the circuit - switched voice or data connection services

    Ss7是處理非數據(傳輸消息時,沒有建立用於該目的的專用)的,而isdn - up ( isup )則實現控語音或數據連接業務的功能。
  17. The softswitch is the core technology of the next generation network, for it can be the core to offer calling, control and service for voice service, data service and video service in the next generation network, and it also plays the key role in the evolvement of scn to the psn

    是下一代網的核心技術,因為它可以成為下一代分組網中為語音業務、數據業務和視頻業務提供呼叫、控和業務的核心,同時也是網向分組網演進的關鍵。
  18. We build up the protocol architecture of ms of calss b according to two different transport mechanisms, i. e. circuit switch and packet switch. we also briefly illuminate each module of the protocol

    依據、分組這兩種不同的傳輸機,論文給出了實現b類ms的協議結構,並給出了各協議模塊的簡單的說明。
  19. Call routing and intelligent control are closely linked with the circuit switched network

    呼叫由與智能化控緊密地結合在一起。
  20. 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網所能提供的基於的數據業務存在9600bits的限,而建立在網層之上的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。
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