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id="c7feqi3" class="leftbox clearfix"><h1>四川GPS北斗多源衛(wèi)星授時(shí)設(shè)備/裝置服務(wù)保障值得信賴成都可為科技供應(yīng)</h1><div id="lxeby7b" class="proBig"><div id="wpmtv8b" class="bigimg"><div><p class="pic"><img src="https://tyunfile.71360.com/WaterMark/UploadFile/CTCOVE/637369146041816406/1413594.png" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div><div id="r8zwy83" class="smallimg"><div><p class="pic"><img src="https://tyunfile.71360.com/WaterMark/UploadFile/CTCOVE/637369146041816406/1413594.png" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div></div><div id="h3fc87h" 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>四川省</p><p><span>包裝要求：</span><span style="color: #f30;"></span></p><p><span>產(chǎn)品關(guān)鍵詞：</span>四川GPS北斗多源衛(wèi)星授時(shí)設(shè)備/裝置服務(wù)保障,衛(wèi)星授時(shí)設(shè)備/裝置</p><p><span>***更新：</span>2021-01-23 11:07:40</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="o3wiu7u" class="rightbox"><h3>公司基本資料信息</h3><p style="border:0;"><a rel="nofollow">成都可為科技股份有限公司</a></p><p><span>聯(lián)系人：</span>蘇經(jīng)理</p><p><span>郵箱: </span>cove855@sina.com</p><p><span>電話: </span>13551259977</p><p><span>傳真: </span>028_85319969</p><p><span>網(wǎng)址: </span>http://www.cove.com.cn</p><p><span>手機(jī): </span>028-85319969</p><p><span>地址: </span>成都市高新區(qū)天府大道中段1366號(hào)2棟4層1-3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="ridt0zi" class="page-proshow02"><p class="title">詳細(xì)說(shuō)明</p><div id="mlivtzs" class="box"><p><p> 時(shí)間頻率產(chǎn)品在<span style="font-size:12px;">高速交通行業(yè)應(yīng)用</span> </p> <p> 通信號(hào)、防災(zāi)報(bào)警、機(jī)電設(shè)備，四川GPS北斗多源衛(wèi)星授時(shí)設(shè)備/裝置服務(wù)保障、電力監(jiān)控等專業(yè)系統(tǒng)提供統(tǒng)一的定時(shí)信號(hào)，為OCC（控制中心）、車站、車場(chǎng)等各部門提供統(tǒng)一的時(shí)間信息，同時(shí)要求全線各站之間的時(shí)間也必須完全統(tǒng)一，時(shí)間同步設(shè)備對(duì)保證軌道交通運(yùn)行計(jì)時(shí)準(zhǔn)確、提高運(yùn)營(yíng)服務(wù)質(zhì)量起到了重要的作用。同樣，民航業(yè)也在快速發(fā)展，飛機(jī)飛行密度加大，空管系統(tǒng)也對(duì)精確時(shí)間同步提出了更高的要求。高速交通時(shí)間同步系統(tǒng)在運(yùn)營(yíng)調(diào)度指揮、業(yè)務(wù)系統(tǒng)設(shè)備提供統(tǒng)一的標(biāo)準(zhǔn)時(shí)間信息，四川GPS北斗多源衛(wèi)星授時(shí)設(shè)備/裝置服務(wù)保障，從而保證飛機(jī)，四川GPS北斗多源衛(wèi)星授時(shí)設(shè)備/裝置服務(wù)保障、列車的安全高速運(yùn)行，是高速交通網(wǎng)絡(luò)運(yùn)行的關(guān)鍵系統(tǒng)。系統(tǒng)中設(shè)備采用模塊式組合，主要優(yōu)點(diǎn)是可以保證在不同的應(yīng)用場(chǎng)合，靈活配置輸入輸出系統(tǒng)類型及數(shù)量。四川GPS北斗多源衛(wèi)星授時(shí)設(shè)備/裝置服務(wù)保障</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="四川GPS北斗多源衛(wèi)星授時(shí)設(shè)備/裝置服務(wù)保障,衛(wèi)星授時(shí)設(shè)備/裝置" src="https://tyunfile.71360.com/WaterMark/UploadFile/CTCOVE/637369146041816406/1413594.png"></div><p> 基于PTN網(wǎng)絡(luò)傳遞時(shí)間同步：成都可為科技股份有限公司實(shí)現(xiàn)基于PTN的時(shí)間同步技術(shù)研究，時(shí)間信號(hào)同步準(zhǔn)確度優(yōu)于1μs。時(shí)間同步系統(tǒng)時(shí)間源采用天基授時(shí)為主，地基授時(shí)為輔的模式，地基授時(shí)的關(guān)鍵在于時(shí)間信號(hào)準(zhǔn)確度的低損耗傳遞。基于PTN網(wǎng)絡(luò)傳遞同步時(shí)間的實(shí)現(xiàn)方法。經(jīng)過(guò)試驗(yàn)驗(yàn)證，時(shí)間基準(zhǔn)信號(hào)在以上幾種情況下通過(guò)PTN傳輸后，時(shí)間同步試驗(yàn)系統(tǒng)恢復(fù)出的時(shí)間信號(hào)，其準(zhǔn)確度附加值小于300ns，為各行業(yè)地基授時(shí)的時(shí)間信號(hào)傳輸方式提供了新的解決方案。 </p> <p> 可為公司生產(chǎn)的時(shí)鐘同步設(shè)備CT-TSS4200具備上述功能，產(chǎn)品經(jīng)過(guò)國(guó)家電網(wǎng)檢測(cè)中心檢測(cè)通過(guò)，設(shè)備安全穩(wěn)定運(yùn)行，目前已成功應(yīng)用于電網(wǎng)、**、安防、交通、物聯(lián)網(wǎng)等領(lǐng)域，為**、社會(huì)發(fā)展做出應(yīng)有的貢獻(xiàn)！四川GPS北斗多源衛(wèi)星授時(shí)設(shè)備/裝置服務(wù)保障一旦授時(shí)系統(tǒng)受到攻擊，如**系統(tǒng)、通信系統(tǒng)、電力系統(tǒng)等產(chǎn)業(yè)都將面臨癱瘓無(wú)法正常工作的危險(xiǎn)。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="四川GPS北斗多源衛(wèi)星授時(shí)設(shè)備/裝置服務(wù)保障,衛(wèi)星授時(shí)設(shè)備/裝置" src="https://tyunfile.71360.com/WaterMark/UploadFile/CTCOVE/637369145355009766/510961.png"></div><p> 時(shí)間同步技術(shù) </p> <p> 1）廣域時(shí)間同步模式 </p> <p> 以衛(wèi)星系統(tǒng)建立的全球定位系統(tǒng)是目前發(fā)展比較好的時(shí)間同步手段，通過(guò)衛(wèi)星系統(tǒng)可實(shí)現(xiàn)全球無(wú)死去的時(shí)間同步。以我國(guó)的北斗、美國(guó)的GPS、格洛納斯、伽利略為主，真正意義上實(shí)現(xiàn)全球定位只有北斗三代和美國(guó)的GPS。衛(wèi)星系統(tǒng)由于受到**利益的保護(hù)、以及一些***目的保護(hù)和***爆發(fā)時(shí)的影響，所以存在一定的安全風(fēng)險(xiǎn)。由此建立地面時(shí)間同步是非常必要的，特別是涉及**、經(jīng)濟(jì)命脈或是重要行業(yè)、以及*****領(lǐng)域都不能完全依賴衛(wèi)星系統(tǒng)而必須建立更安全的地面時(shí)間頻率同步系統(tǒng)。 </p> <p> 地面網(wǎng)絡(luò)通常是以局域方式存在，通過(guò)廣域網(wǎng)路（電信）或者**網(wǎng)絡(luò)實(shí)現(xiàn)時(shí)間頻率同步。時(shí)間同步網(wǎng)由節(jié)點(diǎn)時(shí)間同步設(shè)備和時(shí)間同步鏈路共同組成。時(shí)間同步大致可以分為以下三個(gè)過(guò)程：一是時(shí)間基準(zhǔn)的獲?。〞r(shí)間基準(zhǔn)的產(chǎn)生）；二是將時(shí)間信息從高級(jí)時(shí)間同步設(shè)備傳送到低級(jí)時(shí)間同步設(shè)備以及從時(shí)間同步設(shè)備傳送到需要時(shí)間同步的用戶終端設(shè)備。根據(jù)設(shè)備需要的時(shí)間精度不同，可以采用不同的傳輸手段；三是用戶端的時(shí)間獲取。 </p><p> 從建立一個(gè)現(xiàn)代化國(guó)家的大系統(tǒng)工程總體考慮，導(dǎo)航定位和授時(shí)系統(tǒng)應(yīng)該說(shuō)是基礎(chǔ)中的基礎(chǔ)，它對(duì)整體社會(huì)的支撐幾乎是quan方位的，星基導(dǎo)航和授時(shí)是未來(lái)發(fā)展的必然趨勢(shì)。美國(guó)投入巨資建成了全球定位系統(tǒng)（GPS），俄羅斯也使自己的全球?qū)Ш叫l(wèi)星系統(tǒng)（GLONASS）投入了運(yùn)行。歐盟一些國(guó)家也正在聯(lián)合開展伽利略（Galileo）衛(wèi)星導(dǎo)航系統(tǒng)的研制。中國(guó)目前使用的是自主研發(fā)的北斗衛(wèi)星導(dǎo)航系統(tǒng)。 </p> <p> 對(duì)于一個(gè)進(jìn)入信息社會(huì)的現(xiàn)代化大國(guó)，導(dǎo)航定位和授時(shí)系統(tǒng)是zui重要、而且也是zui關(guān)鍵的國(guó)家基礎(chǔ)設(shè)施之一?，F(xiàn)代武器實(shí)（試）驗(yàn)、zhanzheng需要它保障，智能化交通運(yùn)輸系統(tǒng)的建立和數(shù)字化地球的實(shí)現(xiàn)需要它支持?，F(xiàn)代通信網(wǎng)和電力網(wǎng)建設(shè)也越來(lái)越增強(qiáng)了對(duì)精度時(shí)間和頻率的依賴。為了提高民用定位定時(shí)的性能和可靠性、安全性，利用這些衛(wèi)星系統(tǒng)建立廣域增強(qiáng)系統(tǒng)。可為公司時(shí)統(tǒng)系統(tǒng)設(shè)備自主可控：為適應(yīng)未來(lái)發(fā)展形勢(shì)，公司生產(chǎn)的時(shí)鐘同步設(shè)備已逐步實(shí)現(xiàn)國(guó)產(chǎn)化替代。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="四川GPS北斗多源衛(wèi)星授時(shí)設(shè)備/裝置服務(wù)保障,衛(wèi)星授時(shí)設(shè)備/裝置" src="https://tyunfile.71360.com/WaterMark/UploadFile/CTCOVE/637369144254462891/4325491.png"></div><p> <span style="font-size:12px;">時(shí)間頻率產(chǎn)品在通信行業(yè)</span> </p> <p> 在通信領(lǐng)域，目前的數(shù)字通訊系統(tǒng)，是建立在以SHD數(shù)字同步系統(tǒng)基礎(chǔ)上的通訊方式。各個(gè)通信網(wǎng)絡(luò)節(jié)都有對(duì)應(yīng)SDH同步時(shí)鐘，支持SDH同步系統(tǒng)的分為三級(jí)SDH同步時(shí)鐘,分別采用銫原子鐘、銣原子鐘和晶體振蕩器。 </p> <p> 目前5G同步網(wǎng)采用5G同步時(shí)鐘，采用PTP模式實(shí)現(xiàn)遠(yuǎn)距離高精度時(shí)間頻率同步，與目前SDHzui主要的差別是增加了時(shí)間同步。 </p> <p> 5G不**是把移動(dòng)互聯(lián)網(wǎng)做的帶寬更大、速度更快，其另外兩大特性“低時(shí)延高可靠”、“海量鏈接”帶來(lái)的影響將更加深遠(yuǎn)。5G能夠?qū)崿F(xiàn)真正的萬(wàn)物互聯(lián)，也是實(shí)現(xiàn)國(guó)家經(jīng)濟(jì)數(shù)字化轉(zhuǎn)型、工業(yè)制造2025目標(biāo)的一個(gè)zui重要的戰(zhàn)略基礎(chǔ)。 </p> <p> 5G網(wǎng)絡(luò)的時(shí)間同步常規(guī)要求仍為1.5s，這和4G沒有太大變化。但隨著網(wǎng)絡(luò)技術(shù)發(fā)展和特殊應(yīng)用場(chǎng)景應(yīng)用需要，也提出了更高一個(gè)數(shù)量級(jí)的130ns的要求即便是130ns的要求，無(wú)論北斗二代還是北斗三代都可以輕松應(yīng)對(duì)。5G作為國(guó)家和社會(huì)至關(guān)重要的高速、高效的基礎(chǔ)信息網(wǎng)絡(luò)，其自主性和安全性不言而喻。單從網(wǎng)絡(luò)同步、基站授時(shí)這個(gè)方面來(lái)看，采用北斗系統(tǒng)或者北斗/GPS雙模替代單一GPS系統(tǒng)，需要盡早提上日程并付諸實(shí)施，在今后的5G擴(kuò)大規(guī)模試驗(yàn)、發(fā)改委5G示范城市項(xiàng)目，乃至2020年***商用中，需要堅(jiān)定地落實(shí)和推進(jìn)應(yīng)用! 對(duì)于基于時(shí)間戳認(rèn)證的信息化系統(tǒng)，時(shí)間的偏差會(huì)造成用戶無(wú)法使用信息化系統(tǒng)。四川四統(tǒng)一四規(guī)范衛(wèi)星授時(shí)設(shè)備/裝置價(jià)格優(yōu)惠</p><p style="text-indent:25px">可為公司具有一千多平米生產(chǎn)廠房，建立了行業(yè)**生產(chǎn)線；建立了老化、高低溫等實(shí)驗(yàn)室。四川GPS北斗多源衛(wèi)星授時(shí)設(shè)備/裝置服務(wù)保障</p><p> <span style="font-size:12px;"> 目前現(xiàn)有時(shí)間同步系統(tǒng)普遍存在以下問(wèn)題：一是可靠性問(wèn)題：這里包括時(shí)間系統(tǒng)的可信賴程度、時(shí)間信號(hào)傳遞過(guò)程的可靠性和整個(gè)時(shí)間系統(tǒng)的可利用率。二是安全性問(wèn)題：這里包括自主性保障的時(shí)間安全，以及防止系統(tǒng)被攻擊和時(shí)間被蓄意篡改的能力。三是時(shí)間覆蓋問(wèn)題：這里包括高密度覆蓋和多種地形覆蓋。四是監(jiān)測(cè)控制問(wèn)題：現(xiàn)有的時(shí)間同步系統(tǒng)，溯源方式多為GPS+北斗，在時(shí)間應(yīng)用上依賴于GPS+北斗，無(wú)法自主；各廠時(shí)間系統(tǒng)互不相連，成為一個(gè)個(gè)時(shí)間孤島，各廠站的時(shí)間系統(tǒng)運(yùn)行情況，時(shí)間修正均就地化管理和實(shí)施，沒有統(tǒng)一的、全局的調(diào)控能力，時(shí)間孤島的時(shí)鐘運(yùn)行監(jiān)控?zé)o法監(jiān)測(cè)，無(wú)法實(shí)現(xiàn)時(shí)鐘同步狀態(tài)在線監(jiān)測(cè)。成都可為科技股份公司生產(chǎn)的時(shí)鐘同步設(shè)備CT-TSS4200具備上述功能，產(chǎn)品經(jīng)過(guò)國(guó)家電網(wǎng)檢測(cè)中心檢測(cè)通過(guò)，設(shè)備安全穩(wěn)定運(yùn)行，兼容目前主流廠家的產(chǎn)品，可監(jiān)控各分布式站點(diǎn)時(shí)間同步設(shè)備。目前已成功應(yīng)用于電網(wǎng)、軍</span><span style="font-size:12px;"> 工、安防、交通、物聯(lián)網(wǎng)等領(lǐng)域，為**、社會(huì)發(fā)展做出應(yīng)有的貢獻(xiàn)！</span> 四川GPS北斗多源衛(wèi)星授時(shí)設(shè)備/裝置服務(wù)保障</p><p> 成都可為科技股份有限公司（原名為“成都可為科技發(fā)展有限公司”）位于成都高新區(qū)，成立于2000年7月，是專業(yè)從事信息化、智能化解決方案的****、軍民融合企業(yè)、**裝備制造企業(yè)、知識(shí)產(chǎn)權(quán)試點(diǎn)企業(yè)和安全生產(chǎn)標(biāo)準(zhǔn)化二級(jí)企業(yè)。公司于2016年12月在全國(guó)中小企業(yè)股份轉(zhuǎn)讓系統(tǒng)掛牌上市。 </p> <p> 公司是專業(yè)從事時(shí)間頻率產(chǎn)品研發(fā)、生產(chǎn)、檢測(cè)、銷售、售后服務(wù)于一體的公司。時(shí)間頻率產(chǎn)品包括CT-TSS-4200時(shí)間同步裝置，CT-WTFS9000廣域時(shí)間頻率同步系統(tǒng)，CT-TOMS3600時(shí)間監(jiān)測(cè)系統(tǒng)，CT-TSS2000系列時(shí)間同步系統(tǒng)，CT-TSS3000系列時(shí)間同步系統(tǒng)，CT-BDS系列衛(wèi)星同步時(shí)鐘，CT-GPS系列衛(wèi)星同步時(shí)鐘，CT-TCS100系列時(shí)間精度測(cè)試儀等產(chǎn)品。這些產(chǎn)品結(jié)合北斗、GPS、原子鐘、晶振、PTP等技術(shù)，采用模塊化和插件式設(shè)計(jì)，多源輸入，多制式輸出，滿足各種類型設(shè)備接口要求，并考慮了各種涉及**的因素，具有高精度、高穩(wěn)定性、高可靠性、抗干擾能力強(qiáng)、配置靈活，不受地域條件限制等特點(diǎn)。 </p></p><br /><p>文章來(lái)源地址: http://www.cdcfah.com/cp/2976405.html</p></div></div></div></div></div><div id="f7iprt2" class="page-right twoColRt"><div id="w783gif" class="box01 margin10 clearfix"><h3><a href="http://www.cdcfah.com/cp/">猜你喜歡</a></h3><div 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