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Abstract: The main challenge to cognitive radio is the emergence of primary users, which can be considered as the service interruptions in a queuing system. The service interruption can incur ...

US aviation safety regulators are investigating a communications outage affecting flights approaching Denver International Airport earlier this week, the latest in a series of glitches that have put a ...

Abstract: This paper presents the development of a hybrid input shaping for anti-sway control of a three degree-of freedom (3-DOF) rotary crane system. A nonlinear equation of motion in a state space ...

Rochelle Paulet, Director of Marketing with SenseTech and Evolve Rodent Birth Control, joins John Landecker to discuss the success of rat birth control in some Chicago neighborhoods to combat the rat ...

Copyright 2025 The Associated Press. All Rights Reserved. Copyright 2025 The Associated Press. All Rights Reserved. Fog covers planes and control towers at Newark ...

It was a helpless feeling.” Without radar or radio, the controller said others handing the traffic quickly realized they could no longer control “anything that’s in the sky right now.” ...

At about 1:30 in the afternoon on April 28, air-traffic controllers overseeing the busy airspace around Newark Liberty International Airport suddenly faced a frightening scenario. The chatter ...

Equipment outages at Newark Liberty International Airport's air traffic control center caused controllers to temporarily lose radar and radio communication with aircraft. Several controllers took ...

“We use floppy disks. We use copper wires,” he said. “The system that we’re using is not effective to control the traffic that we have in the airspace today.” In a letter to ...

Newark airport passengers are facing hourslong delays due to staffing issues. The outage at Newark Liberty International Airport last Monday caused air traffic control computer screens to go dark ...