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href="http://www.cdcfah.com/cp/">產(chǎn)品供應(yīng)</a>?<a href="http://www.cdcfah.com/cp/first-_txcp/">通信產(chǎn)品</a>?<a href="http://www.cdcfah.com/cp/second-txcp_csjhsb/">傳輸、交換設(shè)備</a>?<a href="http://www.cdcfah.com/cp/third-csjhsb_gdjlh/">光端機(jī)</a>?青海視頻光端機(jī)交換機(jī) 工業(yè)交換機(jī) 煙臺(tái)市正維通信技術(shù)供應(yīng)</p><div id="b0riyli" class="leftbox clearfix"><h1>青海視頻光端機(jī)交換機(jī) 工業(yè)交換機(jī) 煙臺(tái)市正維通信技術(shù)供應(yīng)</h1><div id="qzzebc9" class="proBig"><div id="9zwtf9d" class="bigimg"><div><p class="pic"><img src="https://tyunfile.71360.com/WaterMark/UploadFile/zhengwei123/637469286900587750/3859021.png" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div><div id="o09mmf9" class="smallimg"><div><p class="pic"><img src="https://tyunfile.71360.com/WaterMark/UploadFile/zhengwei123/637469286900587750/3859021.png" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div></div><div id="cvr43gl" class="content"><p><span>需求數(shù)量：</span>0</p><p><span>價(jià)格要求：</span>面議</p><p><span>所在地：</span>山東省</p><p><span>包裝要求：</span><span style="color: #f30;"></span></p><p><span>產(chǎn)品關(guān)鍵詞：</span>青海視頻光端機(jī)交換機(jī),光端機(jī)</p><p><span>***更新：</span>2021-01-24 02:18:22</p><p><span id="click" >瀏覽次數(shù)：0次</span></p><a rel="nofollow" class="button">聯(lián)系我們</a></div></div><div id="9pc1mjc" class="rightbox"><h3>公司基本資料信息</h3><p style="border:0;"><a rel="nofollow">煙臺(tái)市正維通信技術(shù)有限公司</a></p><p><span>聯(lián)系人：</span>程雷</p><p><span>郵箱: </span>zhengwei@zhengwei-teah.cn</p><p><span>電話: </span>18766381696</p><p><span>傳真: </span>0535_</p><p><span>網(wǎng)址: </span>http://www.zwkj.net.cn</p><p><span>手機(jī): </span>0535-3975176</p><p><span>地址: </span>中國(guó)(山東)自由貿(mào)易試驗(yàn)區(qū)煙臺(tái)片區(qū)煙臺(tái)開發(fā)區(qū)珠江路42號(hào)</p><p>[當(dāng)前離線] <a rel="nofollow"> [加為商友] </a><a rel="nofollow"> [發(fā)送信件] </a></p></div></div><div id="18am9bo" class="page-proshow02"><p class="title">詳細(xì)說明</p><div id="fronh8v" class="box"><p><p style="text-indent:25px">同步數(shù)據(jù)傳輸系統(tǒng)在數(shù)據(jù)傳輸上有了很大提高，但是遇到非壓縮視頻的接入和傳輸就顯得力不從心，因此，人們又漸漸利用視頻光端機(jī)來(lái)代替數(shù)據(jù)光端機(jī)，我們較熟悉的就是城市監(jiān)控系統(tǒng)對(duì)視頻光端機(jī)的應(yīng)用。光端機(jī)的作用簡(jiǎn)單理解就是對(duì)光信號(hào)和電信號(hào)進(jìn)行轉(zhuǎn)換和傳輸?shù)囊环N設(shè)備。光端機(jī)的作用主要體現(xiàn)在兩個(gè)方面，一，光端機(jī)可以同時(shí)將多個(gè)E1信號(hào)轉(zhuǎn)變?yōu)楣庑盘?hào)，進(jìn)而將其傳輸出去，E1信號(hào)是指一種數(shù)據(jù)傳輸標(biāo)準(zhǔn)，多應(yīng)用于中國(guó)個(gè)歐洲各國(guó)。光端機(jī)較多可以同時(shí)傳輸4032個(gè)E1信號(hào)，青海視頻光端機(jī)交換機(jī)，較少也可以同時(shí)傳輸4個(gè)。二，光端機(jī)可以用于光通信系統(tǒng)的傳輸設(shè)備，將光電進(jìn)行轉(zhuǎn)換并將其傳輸出去，這項(xiàng)作用在生活中的應(yīng)用尤為廣，青海視頻光端機(jī)交換機(jī)，青海視頻光端機(jī)交換機(jī)，多見于監(jiān)控、電力、電信、視頻傳輸?shù)榷鄠€(gè)行業(yè)，為我們的生活做出巨大貢獻(xiàn)。數(shù)字光端機(jī)受環(huán)境干擾較小，傳輸質(zhì)量高。青海視頻光端機(jī)交換機(jī)</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="青海視頻光端機(jī)交換機(jī),光端機(jī)" src="https://tyunfile.71360.com/WaterMark/UploadFile/zhengwei123/637469286900587750/3859021.png"></div><p style="text-indent:25px">目前，光端機(jī)的價(jià)格由于應(yīng)用領(lǐng)域、產(chǎn)品質(zhì)量、品牌、服務(wù)的區(qū)別，差異較大。在高速公路、石油、石化等工業(yè)視頻監(jiān)控領(lǐng)域，由于對(duì)產(chǎn)品質(zhì)量、品牌、服務(wù)的要求較高，可以進(jìn)入的廠家并不多，因此價(jià)格相對(duì)較高;而其他安防監(jiān)控應(yīng)用領(lǐng)域則對(duì)價(jià)格更加敏感。以1V1D光端機(jī)產(chǎn)品為例，價(jià)格在高速公路領(lǐng)域可能達(dá)到1000元以上，而安防一般應(yīng)用領(lǐng)域則可能低至500元左右，甚至在網(wǎng)上還能找到200元左右的。視頻光端機(jī)的防雷設(shè)計(jì)也是現(xiàn)今光端機(jī)提升功能的重要課題。防雷需要在光端機(jī)的所有外部接口上進(jìn)行考慮，而不只只是數(shù)據(jù)接口，還應(yīng)該考慮視頻、音頻等所有外部接口和電源輸入接口，不然雷電在很多時(shí)候是從防護(hù)較薄弱的環(huán)節(jié)侵入設(shè)備，導(dǎo)致設(shè)備損壞。青海視頻光端機(jī)交換機(jī)數(shù)字光端機(jī)可傳輸RS232, RS485, RS422標(biāo)準(zhǔn)數(shù)據(jù)。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="青海視頻光端機(jī)交換機(jī),光端機(jī)" src="https://tyunfile.71360.com/WaterMark/UploadFile/zhengwei123/637469288231647319/9767061.png"></div><p style="text-indent:25px">圖象壓縮數(shù)字光端機(jī)一般采用MPEG II圖象壓縮技術(shù)，它能將活動(dòng)圖象壓縮成N×2Mbps的數(shù)據(jù)流通過標(biāo)準(zhǔn)電信通信接口傳輸或者直接通過光纖傳輸。由于采用了圖象壓縮技術(shù)，它能明顯降低信號(hào)傳輸帶寬。全數(shù)字非壓縮視頻光端機(jī)采用全數(shù)字無(wú)壓縮技術(shù)，因此能支持任何高分辨率運(yùn)動(dòng)、靜止圖像無(wú)失真?zhèn)鬏?克服了常規(guī)的模擬調(diào)頻、調(diào)相、調(diào)幅光端機(jī)多路信號(hào)同時(shí)傳輸時(shí)交調(diào)干擾嚴(yán)重、容易受環(huán)境干擾影響、傳輸質(zhì)量低劣、長(zhǎng)期工作穩(wěn)定性不高等缺點(diǎn)。并且支持音頻雙向、數(shù)據(jù)雙向、開關(guān)量雙向、以太網(wǎng)、電話等信號(hào)的并行傳輸，現(xiàn)場(chǎng)接線方便，即插即用。與傳統(tǒng)的模擬光端機(jī)相比，數(shù)字光端機(jī)具有明顯的優(yōu)勢(shì)。</p><p style="text-indent:25px">光端機(jī)的集中管理，是使用適應(yīng)光纖自身特性的標(biāo)準(zhǔn)協(xié)議對(duì)接收的多個(gè)信號(hào)進(jìn)行編碼，將多個(gè)光信號(hào)合成一路光信號(hào)。實(shí)現(xiàn)用單模方式傳輸多路視頻圖像。如同RJ45口一樣，光端機(jī)也可以成為“網(wǎng)卡”，成為交換機(jī)、路由器。未來(lái)我們還可以把光端機(jī)模塊化，將光端機(jī)與不同的設(shè)備進(jìn)行整合，形成統(tǒng)一的接口。未來(lái)監(jiān)控中心可以不再布置成百上千的視頻線和網(wǎng)線，只需要簡(jiǎn)單的拓?fù)渚W(wǎng)絡(luò)便可以完成整個(gè)工程的布局，提高整個(gè)監(jiān)控中心的安全性和穩(wěn)定性。實(shí)現(xiàn)這個(gè)目標(biāo)，我們需要出臺(tái)標(biāo)準(zhǔn)的規(guī)范，需要設(shè)計(jì)光纖的傳輸協(xié)議，需要不斷提升光端機(jī)的處理能力，數(shù)字化、多功能化、智能化、標(biāo)準(zhǔn)化、集成化，勢(shì)必成本光端機(jī)未來(lái)的方向。不過隨著光端機(jī)重點(diǎn)芯片的不斷發(fā)展，我們似乎很快就能看到這一日。模擬光端機(jī)采用了PFM調(diào)制技術(shù)實(shí)時(shí)傳輸圖象信號(hào)。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="青海視頻光端機(jī)交換機(jī),光端機(jī)" src="https://tyunfile.71360.com/WaterMark/UploadFile/zhengwei123/637469288702782803/3120597.png"></div><p style="text-indent:25px">以太網(wǎng)光端機(jī)的分類按光纖性質(zhì)分類：單模光纖收發(fā)器：傳輸距離20公里至120公里多模光纖收發(fā)器：傳輸距離2公里到5公里按所需光纖分類：單纖光纖收發(fā)器：接收發(fā)送的數(shù)據(jù)在一根光纖上傳輸雙纖光纖收發(fā)器：接收發(fā)送的數(shù)據(jù)在一對(duì)光纖上傳輸按工作層次/速率分類： 100M以太網(wǎng)光纖收發(fā)器：工作在物理層 10/100M自適應(yīng)以太網(wǎng)光纖收發(fā)器：工作在數(shù)據(jù)鏈路層按結(jié)構(gòu)分類：桌面式（單獨(dú)式）光纖收發(fā)器：?jiǎn)为?dú)式用戶端設(shè)備機(jī)架式（模塊化）光纖收發(fā)器：安裝于十六槽機(jī)箱，采用集中供電方式按管理類型分類：非網(wǎng)管型以太網(wǎng)光纖收發(fā)器：即插即用，通過硬件撥碼開關(guān)設(shè)置電口工作模式網(wǎng)管型以太網(wǎng)光纖收發(fā)器：支持電信級(jí)網(wǎng)絡(luò)管理按電源分類：內(nèi)置電源光纖收發(fā)器：內(nèi)置開關(guān)電源為電信級(jí)電源外置電源光纖收發(fā)器：外置變壓器電源多使用在民用設(shè)備上。模擬視頻光端機(jī)與數(shù)字光端機(jī)的模擬信號(hào)傳輸輸入和輸出處理方式不一樣。青海視頻光端機(jī)交換機(jī)</p><p style="text-indent:25px">數(shù)字光端機(jī)指示燈能幫助對(duì)系統(tǒng)故障做出快速診斷。青海視頻光端機(jī)交換機(jī)</p><p style="text-indent:25px">隨著中國(guó)通信產(chǎn)品市場(chǎng)的飛速發(fā)展，人們的通信需求也日益多樣化，從**初較為單一的通話及短信業(yè)務(wù)發(fā)展到現(xiàn)有的上網(wǎng)、購(gòu)物、休閑文娛等多樣化的服務(wù)。這些服務(wù)的實(shí)現(xiàn)需要龐大的基站數(shù)量和更加復(fù)雜的網(wǎng)絡(luò)技術(shù)來(lái)支撐，隨之而來(lái)的是運(yùn)營(yíng)商對(duì)通信網(wǎng)絡(luò)加入規(guī)模的增長(zhǎng)。通信十多年的大發(fā)展，工業(yè)交換機(jī)，以太網(wǎng)交換機(jī)，環(huán)網(wǎng)交換機(jī)，光纖收發(fā)器等業(yè)務(wù)已深入我們的生活。圍繞業(yè)務(wù)實(shí)現(xiàn)，網(wǎng)絡(luò)運(yùn)營(yíng)公司、設(shè)備研發(fā)生產(chǎn)公司、設(shè)備安裝公司、業(yè)務(wù)開發(fā)公司、網(wǎng)絡(luò)管理機(jī)構(gòu)、網(wǎng)絡(luò)及設(shè)備維護(hù)公司等構(gòu)成一個(gè)相互依存的產(chǎn)業(yè)鏈，通信行業(yè)由此誕生。普遍的全球4G連接網(wǎng)絡(luò)以及對(duì)5G網(wǎng)絡(luò)早期商業(yè)化的持續(xù)加入將在很大程度上促進(jìn)現(xiàn)代企業(yè)通信解決方案的采用。對(duì)于簡(jiǎn)化企業(yè)通信功能的需求以及BOYD趨勢(shì)的日益普及，預(yù)計(jì)將在未來(lái)幾年內(nèi)持續(xù)推動(dòng)目前正維通信的用戶已遍布電力、煤礦、軌道交通、高速公路、鋼鐵冶金、石油化工、城市智能交通、水處理等行業(yè)，正維通信通過覆蓋國(guó)內(nèi)30個(gè)省、市、自治區(qū)的銷售機(jī)構(gòu)和數(shù)十個(gè)重要的合作伙伴，使迅速響應(yīng)用戶需求成為現(xiàn)實(shí)，向客戶提供完善的售前支持和貼心的售后服務(wù)。市場(chǎng)的增長(zhǎng)。有限責(zé)任公司企業(yè)技術(shù)的發(fā)展必然將引發(fā)現(xiàn)有通信網(wǎng)絡(luò)的擴(kuò)容、重組與兼容，也將促進(jìn)通信網(wǎng)絡(luò)的多元化業(yè)務(wù)發(fā)展，并**終對(duì)通信設(shè)備制造業(yè)、終端產(chǎn)業(yè)和通信技術(shù)服務(wù)業(yè)等上下游產(chǎn)業(yè)形成有力拉動(dòng)。青海視頻光端機(jī)交換機(jī)</p><p style="text-indent:25px">煙臺(tái)市正維通信技術(shù)有限公司是一家目前正維通信的用戶已遍布電力、煤礦、軌道交通、高速公路、鋼鐵冶金、石油化工、城市智能交通、水處理等行業(yè)，正維通信通過覆蓋國(guó)內(nèi)30個(gè)省、市、自治區(qū)的銷售機(jī)構(gòu)和數(shù)十個(gè)重要的合作伙伴，使迅速響應(yīng)用戶需求成為現(xiàn)實(shí)，向客戶提供完善的售前支持和貼心的售后服務(wù)。的公司，致力于發(fā)展為創(chuàng)新務(wù)實(shí)、誠(chéng)實(shí)可信的企業(yè)。煙臺(tái)正維通信技術(shù)深耕行業(yè)多年，始終以客戶的需求為向?qū)?，為客戶提?**的工業(yè)交換機(jī)，以太網(wǎng)交換機(jī)，環(huán)網(wǎng)交換機(jī)，光纖收發(fā)器。煙臺(tái)正維通信技術(shù)繼續(xù)堅(jiān)定不移地走高質(zhì)量發(fā)展道路，既要實(shí)現(xiàn)基本面穩(wěn)定增長(zhǎng)，又要聚焦關(guān)鍵領(lǐng)域，實(shí)現(xiàn)轉(zhuǎn)型再突破。煙臺(tái)正維通信技術(shù)始終關(guān)注通信產(chǎn)品市場(chǎng)，以敏銳的市場(chǎng)洞察力，實(shí)現(xiàn)與客戶的成長(zhǎng)共贏。</p></p><br /><p>文章來(lái)源地址: http://www.cdcfah.com/cp/2981739.html</p></div></div></div></div></div><div id="pdvphjl" class="page-right twoColRt"><div id="oi3z2rt" class="box01 margin10 clearfix"><h3><a href="http://www.cdcfah.com/cp/">猜你喜歡</a></h3><div id="pzjg7uw" class="recomPic likePro"><a href="http://www.cdcfah.com/cp/814588.html"><div><img 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