Photonic-crystal surface-emitting laser (PCSEL) is a promising technology that can completely revolutionize what lasers ...

The use of smart antenna technology in mobile communications is arousing great concern. The smart antenna can effectively improve the signal-to-noise ratio and system performance and capacity. This ...

The sixth-generation (6G) network is envisioned to integrate communication and sensing functions, so as to improve the spectrum efficiency and support explosive novel applications. Although the ...