通信專業(yè)詞匯通信專業(yè)詞匯

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1、中國聯(lián)通ChinaUnicom中國移動ChinaMobile網(wǎng)絡(luò)容量networkcapacity交換容量exchangecapacity擴容CapacityExpansion平滑升級smoothupgrade工作頻率RadioFrequencies接收靈敏度ReceiveSensitivity:數(shù)據(jù)DataOptions傳輸速率DataRate電源部分Powersupply數(shù)據(jù)接口DataInterface天線接口AntennaInterface傳輸速率BaudRate用戶交互界面UserInterface認(rèn)證Certifications網(wǎng)絡(luò)數(shù)據(jù)

2、傳輸數(shù)率netdatatransferrate聯(lián)通無限U-Max旗下subordinate品牌trademarkU-Info互動視界U-Magic神奇寶典U-Net掌中寬帶U-Mail彩eU-Map定位之星U-Sms聯(lián)通在信應(yīng)用服務(wù)ApplicationService產(chǎn)業(yè)價值鏈industrialValuechain戰(zhàn)略目標(biāo)strategicobjective渠道channel轉(zhuǎn)型transition/Transformation推廣extension針對aimat電信telecommunication整合conformity市場滲透率market

3、penetrationfactor微觀的microcosmic科學(xué)技術(shù)scienceandtechnology地理環(huán)境geographicenvironment宏觀的macroscopical供應(yīng)鏈supplychain產(chǎn)品種類productvariety價格水平pricelevel銷售方式modesofsale1.PCM原理抽樣量化與編碼:sampling,quantizingandcoding話路:speechchannel幅值:amplitudevalue抽樣頻率:samplingfrequency抽樣速率:samplingrate脈沖流:s

4、treamofpulses重復(fù)率:repetitionrate編碼過程:codingprocess模擬信號:analogsignal傳輸質(zhì)量:transmissionquality數(shù)字通信:digitalcommunication數(shù)字傳輸:digitaltransmission含噪聲的環(huán)境:noisyenvironment傳輸路由:transmissionpath信噪比:signal-to-noiseratio信號電平:signallevels噪聲功率:noisepower地面系統(tǒng):terrestrialsystem二進制傳輸:binarytran

5、smission反向操作:reverseoperation8-位碼序列:8-digitsequence接受端:receivingterminal幀格式:frameformat同步字:synchronizationword實現(xiàn)這三項功能的方案:theschemesforperformingthesethreefunctions一串幅值:aseriesofamplitudevalues電話質(zhì)量的話路aspeechchanneloftelephonequality一個8位二進制碼的序列:asequenceof8-binarydigits理論上的最小抽樣頻

6、率:aminimumtheoreticalsamplingfrequency占據(jù)著300Hz到3.4kHz頻率范圍的話路:avoicechanneloccupyingtherange300Hzto3.4kHz每個樣值8-位碼:8-digitspersamplevalue汽車點火系統(tǒng)的打火:thesparkingofacarignitionsystem重復(fù)率為64kHz的脈沖流:thestreamofthepulseswitharepetitionrateof64kHz真實信號與噪聲信號的關(guān)系:relationshipofthetruesignalt

7、othenoisesignal由衛(wèi)星上接受到的信號:thesignalreceivedfromasatellite一條特定消息中的全部信息:thecompleteinformatianaboutaparticularmessage被傳信號的波形:theshapeofthetransmittedsignal由傳輸路由引入的衰減:theattenuationintroducedbytransmissionpath將抽樣的幅值轉(zhuǎn)換成一串脈沖的單元:theunitthatconvertssampledamplitudevaluetoasetofpulses

8、涉及到第一路，第二路及其他各路的序列:asequencerelatingtochannel1,2andsoon被稱為同步字