冲上250GHz！“湖北芯”刷新全球带宽传输纪录
<p style="padding: clamp(6.66667px, 2.08333vw, 8.95833px) 0px; margin-top: 0px; margin-bottom: 0px; box-sizing: border-box; font-family: Microsoft YaHei, 微软雅黑, 宋体, Arial, Helvetica, sans-serif; max-width: 100%; text-wrap-mode: wrap; word-break: normal; line-height: 34.2487px; font-size: 18.3148px; letter-spacing: clamp(0.444444px, 0.138889vw, 0.597222px); text-align: justify; background-color: rgb(255, 255, 255);"></p><p label="图片说明" style="padding: 0px 0px clamp(6.66667px, 2.08333vw, 8.95833px); margin-top: 0px; margin-bottom: 0px; box-sizing: border-box; font-family: Microsoft YaHei, 微软雅黑, 宋体, Arial, Helvetica, sans-serif; max-width: 100%; text-wrap-mode: wrap; word-break: normal; line-height: 20px; font-size: 14px; letter-spacing: clamp(0.444444px, 0.138889vw, 0.597222px); text-align: justify; background-color: rgb(255, 255, 255); color: rgb(150, 150, 150);">超宽带光子芯片（湖北日报全媒记者 马文俊 摄）</p><p style="padding: clamp(6.66667px, 2.08333vw, 8.95833px) 0px; margin-top: 0px; margin-bottom: 0px; box-sizing: border-box; font-family: Microsoft YaHei, 微软雅黑, 宋体, Arial, Helvetica, sans-serif; max-width: 100%; text-wrap-mode: wrap; word-break: normal; line-height: 34.2487px; font-size: 18.3148px; letter-spacing: clamp(0.444444px, 0.138889vw, 0.597222px); text-align: justify; background-color: rgb(255, 255, 255);">当你在地铁里刷高清视频、在远程设备操作中完成毫秒级响应，甚至是未来用上空天地一体化的6G网络，背后都离不开一颗比指甲盖还小的芯片。</p><p style="padding: clamp(6.66667px, 2.08333vw, 8.95833px) 0px; margin-top: 0px; margin-bottom: 0px; box-sizing: border-box; font-family: Microsoft YaHei, 微软雅黑, 宋体, Arial, Helvetica, sans-serif; max-width: 100%; text-wrap-mode: wrap; word-break: normal; line-height: 34.2487px; font-size: 18.3148px; letter-spacing: clamp(0.444444px, 0.138889vw, 0.597222px); text-align: justify; background-color: rgb(255, 255, 255);">5月28日，湖北日报全媒记者从国家信息光电子创新中心（NOEIC）获悉，其新近推出的超宽带光子芯片已投入下游应用。该芯片由国家信息光电子创新中心联合北京大学、鹏城实验室等单位自主研制，带宽高达250GHz，刷新同类器件全球最高纪录。</p><p style="padding: clamp(6.66667px, 2.08333vw, 8.95833px) 0px; margin-top: 0px; margin-bottom: 0px; box-sizing: border-box; font-family: Microsoft YaHei, 微软雅黑, 宋体, Arial, Helvetica, sans-serif; max-width: 100%; text-wrap-mode: wrap; word-break: normal; line-height: 34.2487px; font-size: 18.3148px; letter-spacing: clamp(0.444444px, 0.138889vw, 0.597222px); text-align: justify; background-color: rgb(255, 255, 255);">“手机、电脑处理的是电信号，但数据长距离传输必须转换成光信号。”国家信息光电子创新中心未来技术部研发人员周佩奇介绍，光子芯片作为电信号、光信号的转换枢纽，带宽越大，单位时间能传输的数据就越多。</p><p style="padding: clamp(6.66667px, 2.08333vw, 8.95833px) 0px; margin-top: 0px; margin-bottom: 0px; box-sizing: border-box; font-family: Microsoft YaHei, 微软雅黑, 宋体, Arial, Helvetica, sans-serif; max-width: 100%; text-wrap-mode: wrap; word-break: normal; line-height: 34.2487px; font-size: 18.3148px; letter-spacing: clamp(0.444444px, 0.138889vw, 0.597222px); text-align: justify; background-color: rgb(255, 255, 255);">这枚长不到1厘米、宽仅1毫米的光子芯片，像极了通信网络里的“高速铁路”，一秒钟能“搬运”的数据量，足以让现有高速通道相形见绌。</p><p style="padding: clamp(6.66667px, 2.08333vw, 8.95833px) 0px; margin-top: 0px; margin-bottom: 0px; box-sizing: border-box; font-family: Microsoft YaHei, 微软雅黑, 宋体, Arial, Helvetica, sans-serif; max-width: 100%; text-wrap-mode: wrap; word-break: normal; line-height: 34.2487px; font-size: 18.3148px; letter-spacing: clamp(0.444444px, 0.138889vw, 0.597222px); text-align: justify; background-color: rgb(255, 255, 255);">随着当下AI数据中心进入高速发展期，主流传输芯片因材料限制，带宽已接近其物理“天花板”。周佩奇所在的项目团队则另辟蹊径，选择深耕光电转换效率更高、驱动电压更低的薄膜铌酸锂材料，经过三年迭代，将芯片的传输带宽从110GHz、145GHz、170GHz，一路冲上如今的250GHz。</p><p style="padding: clamp(6.66667px, 2.08333vw, 8.95833px) 0px; margin-top: 0px; margin-bottom: 0px; box-sizing: border-box; font-family: Microsoft YaHei, 微软雅黑, 宋体, Arial, Helvetica, sans-serif; max-width: 100%; text-wrap-mode: wrap; word-break: normal; line-height: 34.2487px; font-size: 18.3148px; letter-spacing: clamp(0.444444px, 0.138889vw, 0.597222px); text-align: justify; background-color: rgb(255, 255, 255);">举例而言，在当下火热的光模块赛道，理论上它能够在单通道上支撑400G甚至更高的传输速率，为3.2T、6.4T等下一代光模块提供核心器件。更重要的是，薄膜铌酸锂材料所需驱动电压，比传统方案低一半以上，对“耗电大户”AI数据中心来说，功率每降低一瓦特，都能省下可观的电费和散热成本。</p><p style="padding: clamp(6.66667px, 2.08333vw, 8.95833px) 0px; margin-top: 0px; margin-bottom: 0px; box-sizing: border-box; font-family: Microsoft YaHei, 微软雅黑, 宋体, Arial, Helvetica, sans-serif; max-width: 100%; text-wrap-mode: wrap; word-break: normal; line-height: 34.2487px; font-size: 18.3148px; letter-spacing: clamp(0.444444px, 0.138889vw, 0.597222px); text-align: justify; background-color: rgb(255, 255, 255);"></p><p label="图片说明" style="padding: 0px 0px clamp(6.66667px, 2.08333vw, 8.95833px); margin-top: 0px; margin-bottom: 0px; box-sizing: border-box; font-family: Microsoft YaHei, 微软雅黑, 宋体, Arial, Helvetica, sans-serif; max-width: 100%; text-wrap-mode: wrap; word-break: normal; line-height: 20px; font-size: 14px; letter-spacing: clamp(0.444444px, 0.138889vw, 0.597222px); text-align: justify; background-color: rgb(255, 255, 255); color: rgb(150, 150, 150);">位于光谷的国家信息光电子创新中心无尘实验室内，工程师对裸芯片进行性能初测及筛选。（湖北日报全媒记者 魏铼 摄）</p><p style="padding: clamp(6.66667px, 2.08333vw, 8.95833px) 0px; margin-top: 0px; margin-bottom: 0px; box-sizing: border-box; font-family: Microsoft YaHei, 微软雅黑, 宋体, Arial, Helvetica, sans-serif; max-width: 100%; text-wrap-mode: wrap; word-break: normal; line-height: 34.2487px; font-size: 18.3148px; letter-spacing: clamp(0.444444px, 0.138889vw, 0.597222px); text-align: justify; background-color: rgb(255, 255, 255);">光芯片已在实验室诞生，但面向未来大规模量产，仍有不少挑战。周佩奇坦言，薄膜铌酸锂作为一种新兴材料，相关异质集成、芯片封装等工艺环节仍待打磨，“好在我们与合作伙伴已实现从研发、量产、测试的全流程国产化。”</p><p style="padding: clamp(6.66667px, 2.08333vw, 8.95833px) 0px; margin-top: 0px; margin-bottom: 0px; box-sizing: border-box; font-family: Microsoft YaHei, 微软雅黑, 宋体, Arial, Helvetica, sans-serif; max-width: 100%; text-wrap-mode: wrap; word-break: normal; line-height: 34.2487px; font-size: 18.3148px; letter-spacing: clamp(0.444444px, 0.138889vw, 0.597222px); text-align: justify; background-color: rgb(255, 255, 255);">对这款全球领先的光芯片来说，眼下最贴近市场的应用，是国产高端光电测试仪器。周佩奇说，当前国产高端测试仪表的测试能力，还无法服务更高性能的光学产品，“就是缺了超大带宽的‘眼睛’。”</p><p style="padding: clamp(6.66667px, 2.08333vw, 8.95833px) 0px; margin-top: 0px; margin-bottom: 0px; box-sizing: border-box; font-family: Microsoft YaHei, 微软雅黑, 宋体, Arial, Helvetica, sans-serif; max-width: 100%; text-wrap-mode: wrap; word-break: normal; line-height: 34.2487px; font-size: 18.3148px; letter-spacing: clamp(0.444444px, 0.138889vw, 0.597222px); text-align: justify; background-color: rgb(255, 255, 255);">数据显示，2026年全球高速光模块出货量预计达9500万只，同比翻倍，催生超300亿元测试设备需求。然而，对比70%以上的光模块国产化率，高端测试设备的国产化率不足20%，大量依赖进口。</p><p style="padding: clamp(6.66667px, 2.08333vw, 8.95833px) 0px; margin-top: 0px; margin-bottom: 0px; box-sizing: border-box; font-family: Microsoft YaHei, 微软雅黑, 宋体, Arial, Helvetica, sans-serif; max-width: 100%; text-wrap-mode: wrap; word-break: normal; line-height: 34.2487px; font-size: 18.3148px; letter-spacing: clamp(0.444444px, 0.138889vw, 0.597222px); text-align: justify; background-color: rgb(255, 255, 255);">目前，由该中心推出、基于相似技术方案的170GHz光调制器，已在行业内率先装入头部测试设备商的仪表里，并通过客户验证。</p><p style="padding: clamp(6.66667px, 2.08333vw, 8.95833px) 0px; margin-top: 0px; margin-bottom: 0px; box-sizing: border-box; font-family: Microsoft YaHei, 微软雅黑, 宋体, Arial, Helvetica, sans-serif; max-width: 100%; text-wrap-mode: wrap; word-break: normal; line-height: 34.2487px; font-size: 18.3148px; letter-spacing: clamp(0.444444px, 0.138889vw, 0.597222px); text-align: justify; background-color: rgb(255, 255, 255);">除了地面上的布局，这款芯片还在为“上天”做准备。实验室里，它已经实现了512Gbps的光纤速率和400Gbps的太赫兹无线速率，足够86个用户同时观看8K视频，可为未来6G通信、星载通信等提供信号传输“心脏”。</p><section style="font-size: 17px; letter-spacing: 1px; line-height: 2; box-sizing: border-box; text-align: justify; color: rgb(62, 62, 62);"><section style="box-sizing: border-box;"><p style="text-wrap-mode: wrap; margin-top: 0px; margin-bottom: 0px; padding: 0px; box-sizing: border-box;"><br style="box-sizing: border-box;"/></p><section style="max-width: 100%; color: rgb(67, 74, 84); font-family: -apple-system-font, Helvetica, PingFang SC, Hiragino Sans GB, Arial, Microsoft YaHei; text-wrap-mode: wrap; background-color: rgb(255, 255, 255); margin-top: 0px; margin-bottom: 0px; padding: 0px; outline: 0px; box-sizing: border-box; overflow-wrap: break-word !important;"><section style="max-width: 100%; margin: 0.5em 0px; padding: 0px; outline: 0px; overflow-wrap: break-word !important; box-sizing: border-box;"><section style="max-width: 100%; margin: 0px; padding: 0px; outline: 0px; height: 1px; background-color: rgb(160, 160, 160); line-height: 0; overflow-wrap: break-word !important; box-sizing: border-box;"><br style="margin: 0px; padding: 0px; outline: 0px; max-width: 100%; overflow-wrap: break-word !important; box-sizing: border-box;"/></section></section></section><p style="text-wrap-mode: wrap; margin-top: 0px; margin-bottom: 0px; padding: 0px; box-sizing: border-box;"><span style="font-size: 14px; color: rgb(136, 136, 136); letter-spacing: 0.544px; margin: 0px; padding: 0px; outline: 0px; max-width: 100%; overflow-wrap: break-word !important; box-sizing: border-box;">来源：湖北日报<br style="box-sizing: border-box;"/></span></p><p style="margin-top: 0cm; margin-bottom: 0px; padding: 0px; color: rgb(67, 74, 84); text-wrap-mode: wrap; background-color: rgb(255, 255, 255); outline: 0px; max-width: 100%; clear: both; min-height: 1em; letter-spacing: 0.544px; line-height: 19.2pt; box-sizing: border-box; overflow-wrap: break-word !important;"><span style="font-size: 14px; box-sizing: border-box;"><span style="margin: 0px; padding: 0px; outline: 0px; max-width: 100%; letter-spacing: 0.544px; color: rgb(136, 136, 136); overflow-wrap: break-word !important; box-sizing: border-box;">制作：舒畅 | </span><span style="margin: 0px; padding: 0px; outline: 0px; max-width: 100%; color: rgb(136, 136, 136); letter-spacing: 0.544px; overflow-wrap: break-word !important; box-sizing: border-box;">编辑： 熊霞 | </span><span style="margin: 0px; padding: 0px; outline: 0px; max-width: 100%; letter-spacing: 0.544px; color: rgb(136, 136, 136); overflow-wrap: break-word !important; box-sizing: border-box;">责编：方军 </span></span></p><p style="margin-top: 0cm; margin-bottom: 0px; padding: 0px; color: rgb(67, 74, 84); text-wrap-mode: wrap; background-color: rgb(255, 255, 255); outline: 0px; max-width: 100%; clear: both; min-height: 1em; letter-spacing: 0.544px; line-height: 19.2pt; box-sizing: border-box; overflow-wrap: break-word !important;"><span style="font-weight: 700; letter-spacing: 0.544px; line-height: 19.2pt; margin: 0px; padding: 0px; outline: 0px; max-width: 100%; color: rgb(136, 136, 136); font-size: 14px; overflow-wrap: break-word !important; box-sizing: border-box;">出品：蔡甸区融媒体中心</span></p><p style="margin-top: 0cm; margin-bottom: 0px; padding: 0px; color: rgb(67, 74, 84); text-wrap-mode: wrap; background-color: rgb(255, 255, 255); outline: 0px; max-width: 100%; clear: both; min-height: 1em; letter-spacing: 0.544px; line-height: 19.2pt; box-sizing: border-box; overflow-wrap: break-word !important;"><br/></p><p style="margin-top: 0cm; margin-bottom: 0px; padding: 0px; color: rgb(67, 74, 84); text-wrap-mode: wrap; background-color: rgb(255, 255, 255); outline: 0px; max-width: 100%; clear: both; min-height: 1em; letter-spacing: 0.544px; line-height: 19.2pt; box-sizing: border-box; overflow-wrap: break-word !important;"><br style="margin: 0px; padding: 0px; outline: 0px; max-width: 100%; overflow-wrap: break-word !important; box-sizing: border-box;"/></p><p style="margin-top: 0cm; margin-bottom: 0px; padding: 0px; color: rgb(67, 74, 84); text-wrap-mode: wrap; background-color: rgb(255, 255, 255); outline: 0px; max-width: 100%; clear: both; min-height: 1em; letter-spacing: 0.544px; line-height: 19.2pt; text-align: center; box-sizing: border-box; overflow-wrap: break-word !important;"><span style="margin: 0px; padding: 0px; outline: 0px; max-width: 100%; letter-spacing: 0.544px; color: rgb(136, 136, 136); font-size: 14px; overflow-wrap: break-word !important; box-sizing: border-box;">您有新闻线索，请联系我们：</span></p><p style="margin-top: 0cm; margin-bottom: 0px; padding: 0px; color: rgb(67, 74, 84); text-wrap-mode: wrap; background-color: rgb(255, 255, 255); outline: 0px; max-width: 100%; clear: both; min-height: 1em; letter-spacing: 0.544px; line-height: 19.2pt; box-sizing: border-box; overflow-wrap: break-word !important;"><span style="margin: 0px; padding: 0px; outline: 0px; max-width: 100%; letter-spacing: 0.544px; color: rgb(136, 136, 136); font-size: 14px; overflow-wrap: break-word !important; box-sizing: border-box;">新闻热线：027-84942678</span></p><p style="margin-top: 0cm; margin-bottom: 0px; padding: 0px; color: rgb(67, 74, 84); text-wrap-mode: wrap; background-color: rgb(255, 255, 255); outline: 0px; max-width: 100%; clear: both; min-height: 1em; letter-spacing: 0.544px; line-height: 19.2pt; box-sizing: border-box; overflow-wrap: break-word !important;"><span style="margin: 0px; padding: 0px; outline: 0px; max-width: 100%; letter-spacing: 0.544px; color: rgb(136, 136, 136); font-size: 14px; overflow-wrap: break-word !important; box-sizing: border-box;">投稿邮箱：2187431778@qq.com</span></p></section></section><link rel="stylesheet" href="//bbs.whcdrm.com/source/plugin/wcn_editor/public/wcn_editor_fit.css?v134_Z8Z" id="wcn_editor_css"/>
页:
[1]