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智能超表面(RIS),让信号无处不在!
随着移动通信技术的飞速发展,无线频谱资源的稀缺性日益凸显。为了满足日益增长的数据传输需求,通信系统的工作频段不断向更高频段迈进。但高频电波具有波动性弱、绕射能力差的特点,在遇到障碍物时容易受到遮挡,导致信号质量下降。 为了实现连续 ...
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今日热点
Fed holds rates steady
Resumes ground operations
Trans troops ban blocked
Smugglers found guilty
Issues dengue fever warning
Case transferred to NJ
Exits Vancouver Auto Show
US visa records unsealed
Louisiana executes inmate
Lead investigator fired
Ex-studio engineer charged
Abduction tracking ends
To cut civilian jobs
Trump fires 2 Democrats
Sues Trump administration
Teachers union sues
In-person identity checks
Suit over firings, takeover
1979 cold case solved
Return to Earth
Florida Keys brush fire
ICE detains activist
Amazon sues safety agency
Zoox recall
Lifts segregation ban
MetroCard sales to end
UN climate report
Judge on USAID shutdown
Winter weather warnings
Woman charged w/ murder
To serve as finance chair
Mexico City bullfighting ban
Hit with EU antitrust actions
Cat food products recalled
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