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id="mkhzlk3" class="bigimg"><div><p class="pic"><img src="https://tyunfile.71360.com/WaterMark/UploadFile/CTCOVE/637369152136435547/1408258.png" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div><div id="8s7uvsf" class="smallimg"><div><p class="pic"><img src="https://tyunfile.71360.com/WaterMark/UploadFile/CTCOVE/637369152136435547/1408258.png" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div></div><div id="udqsj24" 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**品質(zhì)時(shí)間同步設(shè)備裝置/系統(tǒng)完全知識(shí)產(chǎn)權(quán),時(shí)間同步設(shè)備裝置/系統(tǒng)</p><p><span>***更新：</span>2021-01-26 00:14:32</p><p><span id="click" >瀏覽次數(shù)：2次</span></p><a rel="nofollow" class="button">聯(lián)系我們</a></div></div><div id="dk2vhjq" 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="re233gs" class="page-proshow02"><p class="title">詳細(xì)說(shuō)明</p><div id="8xgdug3" class="box"><p><p style="text-indent:25px"> 隨著科學(xué)技術(shù)的進(jìn)步，時(shí)頻已經(jīng)發(fā)展成為信息技術(shù)的重要支撐技術(shù)之一，四川**品質(zhì)時(shí)間同步設(shè)備裝置/系統(tǒng)完全知識(shí)產(chǎn)權(quán)，在**科技領(lǐng)域、國(guó)民經(jīng)濟(jì)建設(shè)和社會(huì)生活中具有舉足輕重的作用。時(shí)頻產(chǎn)品主要分為兩大類：頻率產(chǎn)品、時(shí)間同步產(chǎn)品。兩者的區(qū)別在于：頻率系列產(chǎn)品產(chǎn)生具有穩(wěn)定頻率的信號(hào)，某種程度上也可以看作是頻率源，一般可以看作基準(zhǔn)信號(hào)；而時(shí)間同步產(chǎn)品，四川**品質(zhì)時(shí)間同步設(shè)備裝置/系統(tǒng)完全知識(shí)產(chǎn)權(quán)，則是時(shí)間同步算法以電路的形式實(shí)現(xiàn)，根據(jù)基準(zhǔn)信號(hào)，去校準(zhǔn)時(shí)間。頻率產(chǎn)品以原子鐘和晶體器件為** 產(chǎn)生穩(wěn)定的頻率信號(hào)，頻率組件及設(shè)備對(duì)頻率信號(hào)進(jìn)行合成、變換、濾波及放大等處理，產(chǎn)生和輸出電子系統(tǒng)所需的各類頻率信號(hào)，擴(kuò)展了頻率覆蓋范圍。時(shí)間同步產(chǎn)品采用原子鐘或高穩(wěn)晶振作為頻率源，產(chǎn)品類型包括板卡、模塊、設(shè)備及系統(tǒng)，時(shí)頻板卡及模塊可嵌入各用戶設(shè)備和系統(tǒng)中，并與時(shí)間同步設(shè)備共同組成時(shí)間同步系統(tǒng)。系統(tǒng)中設(shè)備采用模塊式組合，四川**品質(zhì)時(shí)間同步設(shè)備裝置/系統(tǒng)完全知識(shí)產(chǎn)權(quán)，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**品質(zhì)時(shí)間同步設(shè)備裝置/系統(tǒng)完全知識(shí)產(chǎn)權(quán)</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="四川**品質(zhì)時(shí)間同步設(shè)備裝置/系統(tǒng)完全知識(shí)產(chǎn)權(quán),時(shí)間同步設(shè)備裝置/系統(tǒng)" src="https://tyunfile.71360.com/WaterMark/UploadFile/CTCOVE/637369152136435547/1408258.png"></div><p> 時(shí)間頻率產(chǎn)品在通信行業(yè) </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(méi)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! 四川**品質(zhì)時(shí)間同步設(shè)備裝置/系統(tǒng)完全知識(shí)產(chǎn)權(quán)主從式時(shí)間同步系統(tǒng)雖對(duì)輸出信號(hào)做了擴(kuò)展，滿足現(xiàn)場(chǎng)各類接口及多數(shù)量授時(shí)需求。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="四川**品質(zhì)時(shí)間同步設(shè)備裝置/系統(tǒng)完全知識(shí)產(chǎn)權(quán),時(shí)間同步設(shè)備裝置/系統(tǒng)" src="https://tyunfile.71360.com/WaterMark/UploadFile/CTCOVE/637369162157832031/8049901.png"></div><p style="text-indent:25px">時(shí)間同步技術(shù) 1）廣域時(shí)間同步模式以衛(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)。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 style="text-indent:25px">如何的選擇合適的時(shí)鐘同步裝置目前在時(shí)鐘同步應(yīng)用中同時(shí)并存著不同類型的設(shè)備，通過(guò)對(duì)一些技術(shù)資料的調(diào)查，這里把其中普遍承認(rèn)的各種設(shè)備的主要特點(diǎn)說(shuō)明如下： (1)、可以同時(shí)兼容接收GPS和北斗兩種衛(wèi)星時(shí)間信號(hào)，可以設(shè)定任意一種衛(wèi)星時(shí)間信號(hào)作為主時(shí)間源，當(dāng)主時(shí)間源出現(xiàn)故障時(shí)或者信號(hào)異常時(shí)，系統(tǒng)自動(dòng)識(shí)別誤碼并切換到備用時(shí)間信號(hào)源接收; (2) 、系統(tǒng)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，針對(duì)使用需求可以任意配置PPS/PPM/PPH，IRIG-B接口，RS232/422/485，NTP,PTP等接口的類型和數(shù)量。同時(shí)，是否支持輸出接口數(shù)量擴(kuò)展也是需要考慮的問(wèn)題，可采用擴(kuò)展裝置提高輸出的類型和數(shù)量。 (3)、主設(shè)備之間是否否采用雙備份的方式，支持設(shè)備故障時(shí)無(wú)縫自動(dòng)切換到備用設(shè)備中，以上設(shè)計(jì)方式可以比較大限度保障時(shí)鐘信號(hào)基準(zhǔn)的穩(wěn)定安全輸出，在極限情況下，也可以保障系統(tǒng)的正常運(yùn)行。 (4)、所有插件均支持熱插拔，該功能的好處是在維護(hù)和更換其中部分設(shè)備時(shí)不需要把整個(gè)時(shí)鐘系統(tǒng)的電源關(guān)閉，維護(hù)或者更換配件的過(guò)程整個(gè)系統(tǒng)仍然可以穩(wěn)定運(yùn)行。實(shí)現(xiàn)北斗二代/GPS 雙模高精度授時(shí)系統(tǒng)，支持對(duì)多時(shí)間源實(shí)時(shí)監(jiān)測(cè)及無(wú)擾動(dòng)切換，提供多類標(biāo)準(zhǔn)接口授時(shí)模式。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="四川**品質(zhì)時(shí)間同步設(shè)備裝置/系統(tǒng)完全知識(shí)產(chǎn)權(quán),時(shí)間同步設(shè)備裝置/系統(tǒng)" src="https://tyunfile.71360.com/WaterMark/UploadFile/CTCOVE/637369162959472656/90753.png"></div><p> 能源互聯(lián)網(wǎng)網(wǎng)時(shí)間同步需求： </p> <p> （1）在感知層，基于物聯(lián)網(wǎng)和多源信息融合的狀態(tài)監(jiān)測(cè)是智能電網(wǎng)運(yùn)維的發(fā)展方向，輸、變、配各專業(yè)現(xiàn)場(chǎng)數(shù)據(jù)的統(tǒng)一接入，與調(diào)度實(shí)時(shí)數(shù)據(jù)及管理信息系統(tǒng)實(shí)現(xiàn)多系統(tǒng)融合，達(dá)到“多維數(shù)據(jù)全融合、狀態(tài)監(jiān)測(cè)全覆蓋”。智能狀態(tài)監(jiān)測(cè)的基礎(chǔ)是分布式多傳感器，需要把分布在各個(gè)空間位置的傳感器的時(shí)間統(tǒng)一到參考的標(biāo)準(zhǔn)時(shí)間。時(shí)間同步是多傳感器信息融合的必備條件之一。 </p> <p> （2）在網(wǎng)絡(luò)層，移動(dòng)互聯(lián)網(wǎng)主要通信方式是5G移動(dòng)通信網(wǎng)絡(luò)，時(shí)間同步精度要求在±10ns左右，載波聚合CA要求時(shí)間偏差小于0.13微秒，如大規(guī)模天線陣列Massive MIMO要求時(shí)間偏差小于0.065微秒。采用LTE-TDD技術(shù)的電力無(wú)線專網(wǎng)基站也要求小于1.5微秒的時(shí)間同步。定位、測(cè)量等應(yīng)用也需要準(zhǔn)確的時(shí)間以保證精度。電力SDH傳輸網(wǎng)絡(luò)需要頻率同步，同步精度要求達(dá)到1E-10以上。 </p> <p> （3）在平臺(tái)層，泛在電力物聯(lián)網(wǎng)技術(shù)主要解決電力各個(gè)環(huán)節(jié)的海量數(shù)據(jù)采集、數(shù)據(jù)協(xié)同、數(shù)據(jù)匯聚和數(shù)據(jù)應(yīng)用，而數(shù)據(jù)協(xié)同和數(shù)據(jù)匯聚的效率與數(shù)據(jù)的時(shí)間戳準(zhǔn)確性密切相關(guān)，數(shù)據(jù)時(shí)間一致性越高，協(xié)同和匯聚的效率越高，如果時(shí)間一致性差，效率會(huì)大打折扣，甚至比單一數(shù)據(jù)的效果還差。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**品質(zhì)時(shí)間同步設(shè)備裝置/系統(tǒng)完全知識(shí)產(chǎn)權(quán)</p><p style="text-indent:25px">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。四川**品質(zhì)時(shí)間同步設(shè)備裝置/系統(tǒng)完全知識(shí)產(chǎn)權(quán)</p><p style="text-indent:25px">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)。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。現(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)。四川**品質(zhì)時(shí)間同步設(shè)備裝置/系統(tǒng)完全知識(shí)產(chǎn)權(quán)</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/3007383.html</p></div></div></div></div></div><div id="b2kri2m" class="page-right twoColRt"><div id="3t33gne" class="box01 margin10 clearfix"><h3><a href="http://www.cdcfah.com/cp/">猜你喜歡</a></h3><div 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