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<div class="tt">信宝移动通讯实验室带你了解ETSI 发展与变化</div>
<div class="txt2 txtimg"><p><img src="/upload_files/2019-09/1567677460939254.png" title="1567677460939254.png" alt="1567677460939254.png" width="700" height="447"/></p><p>欧洲电信标准协会(European Telecommunications Standards Institute, 简称ETSI)在2019年8月发布了ETSI EN 301 908-13 V13.0.1草稿版本, 本法规是有关于3GPP长期演进技术(3GPP Long Term Evolution, LTE)的测试法规, ETSI EN 301 908-13为E-UTRA(Evolved Universal Terrestrial Access, 演进通用陆地无线存取)用户端设备的法规。</p><p><br/></p><p>针对此法规的更新, 最大的更新是在于新增 table 4.2.4.1.2-3 NB-IoT band 65 ,并厘清 band28 to band 32 问题。</p><p><br/></p><p><strong>接下来针对Draft ETSI EN 301 908-13 V13.0.1 (2019-08), 列出重要的更新:&nbsp;</strong></p><p><br/></p><p>1、ETSI 版本更新到参考 ETSI TS 136.521-1 (15.2.0)(2018-10).&nbsp;</p><p><br/></p><p>2、产品特性增加了 NB-IoT, cat-M 描述&nbsp;</p><p><br/></p><p>3、增加频段 ex: band 46 (5150-5925MHz) ,and Band 65.67.68.69&nbsp;</p><p><br/></p><p>4、增加 NB-IoT 频段&nbsp; Band 1,3,8.20.28 and 65&nbsp;</p><p><br/></p><p>5、增加 cat-M 频段 Band 1,3,7.8.29.28 and 31&nbsp;</p><p><br/></p><p>其中工作项目的进展如下, 后续留意投票开始日及发行日期与OJ公告时间&nbsp;</p><p><br/></p><p>详细请见工作项目ETSI截图↓</p><p><img src="/upload_files/2019-09/1567677536119748.png" title="1567677536119748.png" alt="1567677536119748.png" width="700" height="291"/></p><p><br/></p><p><span style="color: rgb(255, 0, 0);"><strong>以下为本实验室测试NB-IoT 结果展示 ,该测试系统已经进行非常多的NB-IoT 测试,该领域我们拥有大量的丰富经验&nbsp;</strong></span></p><p>6.6.2.1F - Spectrum Emission Mask for Category NB1:&nbsp;</p><p><img src="/upload_files/2019-09/1567677589128140.png" title="1567677589128140.png"/></p><p><img src="/upload_files/2019-09/1567677589122584.png" title="1567677589122584.png"/></p><p><br/></p><p>本实验室除了满足 LTE, NB-IoT产品的测试外,也同时满足各种移动通信制式产品测试。如 5G NR ,GSM , GPRS ,EDGE , CDMA ,EVDO ,TD-SCDMA ,WCDMA ,HSUPA , HSPA+ . BT LE EDR,WIFI (11a,b,g,n,ac,ax) .NFC ,GPS 等产品。</p><p><br/></p><p><span style="color: rgb(255, 0, 0);"><strong>信宝实验室除在通讯领域上有强大的测试能量外以及丰富经验,更结合有效的项目管理运作能让客户的产品在认证上得到更多的便利与帮助。</strong></span></p><p><br/></p></div>
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