Variable filters with adjustable bandwidth are vital components in diverse communication scenarios. This paper presents an innovative architecture for a continuously variable bandwidth filter using a ...

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Firefighters used a vacuum cleaner to try and suck the critter out of the drain.

Firefighters were called and joined in the rescue and used a vacuum cleaner to try and suck the critter out of the drain. When that failed, volunteers pushed an old plastic tube – which had ...

Control barrier functions (CBFs) are a popular approach to design feedback laws that achieve safety guarantees for nonlinear systems. The CBF-based controller design relies on the availability of a ...