Results 151 to 160 of about 332,498 (295)

Dual-Polarized Reconfigurable Manipulation Based on Flexible-Printed Intelligent Reflection Surface

open access: yesPhotonics
In the background of 6G communication requiring a high data rate and energy efficiency, global coverage and connectivity, as well as high reliability and low latency, most existing reconfigurable metasurfaces face limitations in flexibility ...
Xiaozhe Jia   +5 more
doaj   +1 more source

Reconfigurable Intelligent Surfaces vs. Relaying: Differences, Similarities, and Performance Comparison [PDF]

open access: gold, 2020
Marco Di Renzo   +14 more
openalex   +1 more source

Multistable Composite Laminate Grids as a Design Tool for Soft Reconfigurable Multirotors

open access: yesAdvanced Intelligent Systems, EarlyView.
Flexible, lightweight, stable: the reconfigurable multirotor combines stable flight in multiple shapes with low‐energy reconfiguration. Utilizing optimized multistable composites, it achieves self‐locking in open and folded configurations, cutting width‐span by 48% and allowing for safe gap traversal.
Luca Girardi   +4 more
wiley   +1 more source

A Study on the Effect of Structural Compliance Placing in Soft Contact/Collision Properties of Multirotor Micro Aerial Vehicles

open access: yesAdvanced Intelligent Systems, EarlyView.
This article answers the question “Where is the best place to apply compliance in a multirotor micro aerial vehicle to make it more collision‐resilient?” by analyzing the output data of more than 1200 drone collision tests for four main configurations of micro‐quadcopters each possessing a unique softness layout of physical frame.
Amirali Abazari   +3 more
wiley   +1 more source

Tiling Robotics: A New Paradigm of Shape‐Morphing Reconfigurable Robots

open access: yesAdvanced Intelligent Systems, EarlyView.
Tiling robotics is a novel paradigm of shape‐morphing reconfigurable robots, defining them as polyform‐inspired machines capable of transforming between at least two polymorphic shapes. Various reconfiguration‐enabling and locomotion mechanisms of tiling robots are comparatively analyzed, with the electromechanical developments, along with a proposed ...
S. M. Bhagya P. Samarakoon   +2 more
wiley   +1 more source

Distributed Active-Passive Reconfigurable Intelligent Surface Assisted MISO Secure Communications

open access: yesIEEE Access
This paper addresses the secure communication problem in a distributed active-passive reconfigurable intelligent surface (RIS) assisted multiple-input single-output (MISO) scenario with a single-antenna malicious eavesdropper.
Yi Peng   +5 more
doaj   +1 more source

Reconfigurable Intelligent Surface Assisted Two–Way Communications: Performance Analysis and Optimization [PDF]

open access: green, 2020
Saman Atapattu   +5 more
openalex   +1 more source

Morphy: A Compliant and Morphologically Aware Flying Robot

open access: yesAdvanced Intelligent Systems, EarlyView.
This study presents Morphy, a 25.2 cm‐wide, 260 g aerial robot with flexible, sensorized joints that enable it to withstand high‐speed collisions and squeeze through narrow spaces. Powered by an adaptive control scheme exploiting real‐time morphology feedback, Morphy demonstrates resilience in trajectory tracking, collision, and impact recovery and ...
Paolo De Petris   +2 more
wiley   +1 more source

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