In this paper, we study hierarchical codebook design for channel estimation in millimeter-wave (mmWave) communications with a hybrid precoding structure. Due to the limited saturation power of the ...

WATAUGA — The Watauga County Children’s Council has unveiled a new three- year strategic plan as well as a new logo.

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The overhaul was nicknamed Project Arden as a nod to the Elizabeth Arden beauty salon, best known at the time for its ...

Line-waves are one-dimensional modes propagating at the interface between two planar complementary surfaces, characterized by tight transversal confinement of the field. Despite their unique guiding ...