科技日報北京11月28日電 （記者張夢然）據最新一期《自然·電子學》雜za誌zhi發fa表biao的de論lun文wen

，美mei國guo研yan究jiu人ren員yuan開kai發fa出chu一yi種zhong新xin的de毫hao米mi波bo無wu線xian微wei芯xin片pian，該gai芯xin片pian實shi現xian了le一yi種zhong可ke防fang止zhi攔lan截jie的de安an全quan無wu線xian傳chuan輸shu方fang式shi，同tong時shi又you不bu會hui降jiang低di5G網絡的效率和速度。該技術將使竊聽5G等高頻無線傳輸變得非常具有挑戰性。

現有通信加密方法可能難以擴展到5G等deng高gao速su和he超chao低di延yan遲chi係xi統tong。這zhe是shi因yin為wei加jia密mi的de本ben質zhi要yao求qiu發fa送song方fang和he接jie收shou方fang之zhi間jian交jiao換huan信xin息xi以yi加jia密mi和he解jie密mi消xiao息xi。這zhe種zhong交jiao換huan使shi鏈lian接jie容rong易yi受shou到dao攻gong擊ji
，它ta還hai需xu要yao增zeng加jia延yan遲chi的de計ji算suan。對dui於yu自zi動dong駕jia駛shi汽qi車che
、機器人和其他網絡物理係統而言，最大限度地縮短行動時間至關重要。

weilemibuzheyianquanchaju，pulinsidundaxueyanjiurenyuankaifaleyizhongfangfa，jianganquanxingnaruxinhaodewulixingzhi。gaifangfabuyilaiyujiami，ershitongguoshiqietingzhesuozaiweizhidexinhaokanqilaijihuxiangzaoyinlaicuobaiqiqitu。yanjiurenyuantongguosuijifengexiaoxibingjiangxiaoxidebutongbufenfenpeigeizhenliezhongdetianxianzijilaizuodaozheyidian。yanjiurenyuannenggouxietiaochuanshu，yibianzhiyouzaiyuqifangxiangshangdejieshouqicainengyizhengquedeshunxuzuhexinhao。zaiqitarenhedifang，fengehoudexinhaodouyileisizaoshengdefangshidaoda。

研究人員稱，原則上
，這就是傳輸安全背後的秘密武器——tongguoduizhexiegaopindiancichangjinxingjingquedekongjianheshijiantiaozhilaishixian。ruguoqietingzheshitutongguoganraozhuchuanshulaijiequxiaoxi，zehuidaozhichuanshuchuxianwentibingbeiyuqiyonghujiancedao。jinguanlilunshang，youkenengduogeqietingzheyiqigongzuolaishoujileisizaoshengdexinhaobingchangshijiangtamenzhongxinzuhechengxiangganchuanshu，danzheyangzuosuoxudejieshouqishuliangjiang“非常大”。

萊斯大學教授愛德華·naitelibiaoshi，gaixianggongzuodiyicitongguoshiyanzhanshileruheliyongcongduogetongbuguanchadianshoujidejiqixuexishujulaizhanshengyigefuzadeduishou
，shiquebaoweilaiwangluoanquande“一個重要裏程碑”。

總編輯圈點

wangluoshidaidexinxichuanshugeirenmendailailefangbianyukuaijie，tongshiyecuishengleduixinxianquandexuqiu。weileshixianxinxichuanshudeanquan，xinxitongxinlingyudekeyanrenyuanhegongchengshimenkeweigexianshentong，birushiyonggezhonggeyangdefangshigeixinxijiami
，tishengxinxiqiequdenandu
；再比如利用量子通信，使信息竊取者無處遁形。最新研究則通過對高頻電磁場進行精確的空間和時間調製來保障信息傳輸安全，為5G時代的信息安全提供了新的選擇。