DEAR MISS MANNERS: I’ve always wondered about this situation, which happens to me from time to time: Person A has finished their business in the restroom and opens the door, only to find Person B ...
Abstract: In this paper, we study covert communication in a multi-antenna two-way relay system, where two source nodes exchange their messages through a relay. Then, the relay tries to disseminate ...
Abstract: This paper presents the design and realization of an ultra-wideband three-way Doherty power amplifier (DPA). A modified load modulation network (LMN) with very simple circuit structure is ...
Cartilage is the body’s most stubborn tissue. Once it wears away, it’s usually gone for good. This biological dead-end is the engine behind osteoarthritis, a grueling condition that stiffens joints, ...
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