Abstract: In this paper, we study beamforming design for multi-user MIMO cognitive radio systems, where a secondary base station transmits multiple data streams to multiple secondary users while ...
Abstract: A robust transmission scheme for intelligent reflecting surface (IRS) aided cognitive radio systems is designed to provide security against internal eavesdropping. By considering the ...
BRISTOL, TN / ACCESS Newswire / December 15, 2025 / VisionWave Technologies, Inc (NASDAQ:VWAV) has entered into a £500,000 proof-of-concept program with Evie Autonomous, according to recent company ...
NCRRPNCR Voyix Corporation 5.5% PFD CNV A NCR Voyix Corporation 5.5% PFD CNV A ...
The Foundation that promotes the Zig programming language has quit GitHub due to what its leadership perceives as the code sharing site's decline. The drama began in April 2025 when GitHub user ...
Conceived during the Cold War, the RT-23 Molodets “nuclear ghost train” carried three ICBMs across the Soviet Union’s vast rail network, hidden among ordinary freight trains. Its mobility made it ...
Latest SEC filings for GCI Liberty, Inc. RT EXP 121725 C (GLIBR).
WASHINGTON, Nov 27 (Reuters) - The Trump administration on Thursday blamed Biden-era vetting failures for the admission of an Afghan immigrant suspected of shooting two National Guard members in ...
WASHINGTON, Nov 26 (Reuters) - Hackers are hijacking U.S. radio transmission equipment to broadcast bogus emergency messages and obscene language, the Federal Communications Commission said on ...
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