Results 81 to 90 of about 46,854 (259)

Intelligent Sky Guardians (InSkyGuard): An Aerial Robotic Swarm for Autonomous Detection and Entrapment of Rogue Multirotors

open access: yesAdvanced Robotics Research, EarlyView.
Intelligent Sky Guardians (InSkyGuard) is introduced as a four‐drone swarm that autonomously detects, tracks, and safely captures rogue drones using a coordinated net system. Computer vision and leader–follower control architecture enable synchronized enclosure, while integrated failsafes enhance system reliability. Validated through closed‐environment
Joshua Hastings   +6 more
wiley   +1 more source

Integrated Design Framework for Scalable Series-Fed Microstrip Patch Antenna Arrays With Machine Learning Assistance

open access: yesIEEE Access
This work presents an integrated design framework for compact series-fed microstrip patch antenna arrays (SF-MSPAAs) enabling scalable sub-arrays for planar and MIMO configurations.
R. Priya   +4 more
doaj   +1 more source

MAC Protocol in Wireless Body Area Network for Mobile Health: A Survey and an Architecture Design

open access: yesInternational Journal of Distributed Sensor Networks, 2015
Wireless body area networks (WBANs) have become a leading solution in mobile health (mHealth). Typically, a WBAN consists of in-body or around-body sensor nodes for collecting data of physiological feature.
Xin Qi   +4 more
doaj   +1 more source

Metasurfaces for next-generation wireless communication systems. [PDF]

open access: yesNatl Sci Rev, 2023
Ra'di Y, Nefedkin N, Popovski P, Alù A.
europepmc   +1 more source

Real‐Time Holographic Feedback via Mixed Reality Sensorized Laryngoscope Training System Enhances Pediatric Intubation Training

open access: yesAdvanced Robotics Research, EarlyView.
We proposed a Mixed Reality Sensorized Laryngoscope Training System to provide real‐time holographic torque feedback during pediatric endotracheal intubation simulation. Visualization formats are evaluated to reduce tracking error and visual demand.
Jiaqi Li   +5 more
wiley   +1 more source

A new compact and low phase imbalance microstrip coupler for 5G wireless communication systems. [PDF]

open access: yesPLoS One, 2023
I Yahya S   +7 more
europepmc   +1 more source

Learning‐Based Soft Robotic Grasping: Recent Progress and Remaining Challenges

open access: yesAdvanced Robotics Research, EarlyView.
This review analyzes learning‐based soft robotic grasping from a pipeline‐oriented perspective, encompassing soft gripper design, multimodal sensing, and learning‐based planning and control. It surveys key neural network architectures and benchmark datasets and identifies critical challenges such as sim‐to‐real transfer, generalization, and continual ...
Arnab Majumder   +3 more
wiley   +1 more source

Photonic Time Crystals and Time‐Varying Electromagnetic Metamatter: A New Direction for Ultrafast Tunable Photonic and Microwave Materials and Devices

open access: yesAdvanced Science, EarlyView.
Photonic time crystals (PTCs) are systems in which electromagnetic parameters are modulated periodically in time, producing momentum bandgaps via temporal scattering rather than spatial Bragg processes. This review examines the theoretical frameworks, modeling, and computational tools for time‐varying media, and summarizes experimental demonstrations ...
Ranjan Kumar Patel   +3 more
wiley   +1 more source

A State-of-the-Art Review on CMOS Radio Frequency Power Amplifiers for Wireless Communication Systems. [PDF]

open access: yesMicromachines (Basel), 2023
Hamid SS   +7 more
europepmc   +1 more source

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