Results 61 to 70 of about 621,396 (302)

A Scalable and Cooperative MAC Protocol for Control Channel Access in VANETs

open access: yesIEEE Access, 2017
In this paper, a scalable and cooperative medium access control (MAC) protocol (SCMAC) is proposed to support the periodic beaconing over the control channel in vehicular ad hoc networks.
Yi Cao   +3 more
doaj   +1 more source

iTETRIS: An Integrated Wireless and Traffic Platform for Real-Time Road Traffic Management Solutions [PDF]

open access: yes, 2008
Wireless vehicular cooperative systems have been identified as an attractive solution to improve road traffic management, thereby contributing to the European goal of safer, cleaner, and more efficient and sustainable traffic solutions.
Cartolano, Fabio   +8 more
core  

Device Integration Technology for Practical Flexible Electronics Systems

open access: yesAdvanced Functional Materials, EarlyView.
Flexible device integration technologies are essential for realizing practical flexible electronic systems. In this review paper, wiring and bonding techniques critical for the industrial‐scale manufacturing of wearable devices are emphasized based on flexible electronics.
Masahito Takakuwa   +5 more
wiley   +1 more source

A USRP-Based Multi-Antenna Testbed for Reception of Multi-Site Cellular Signals

open access: yesIEEE Access, 2019
This paper presents a design of a Software Defined Radio (SDR) multi-antenna testbed able to record live cellular signals from multiple sites. This measurement setup based on Universal Software Radio Peripheral (USRP) boards, is used to record live Long ...
Tomasz Izydorczyk   +3 more
doaj   +1 more source

Achieving High UAV Uplink Throughput by Using Beamforming on Board

open access: yesIEEE Access, 2020
High-throughput unmanned aerial vehicle (UAV) communication may unleash the true potential of novel applications for aerial vehicles but also represents a threat for cellular networks due to the high levels of generated interference.
Tomasz Izydorczyk   +5 more
doaj   +1 more source

Overview of ISM bands and Software-defined Radio Experimentation

open access: yes, 2016
Wireless systems using low-power wireless communication protocol are rapidly gain popularity in the license-free industrial scientific, and medical (ISM) frequency bands. One such emerging trend in ISM frequency bands is home automation.
Kumbhar, Abhaykumar
core   +1 more source

Electrically Tunable On‐Chip Topological Photonics with Integrated Carbon Nanotubes

open access: yesAdvanced Functional Materials, EarlyView.
This work demonstrates electrically tunable on‐chip topological THz devices by integrating 2D carbon nanotube (CNT) sheets with valley‐Hall photonic crystals, enabling broadband transmission modulation (71% modulation depth) and tunable narrowband filtering (0.54 GHz shift) through electrically induced thermal tuning. This advancement paves the way for
Jifan Yin   +7 more
wiley   +1 more source

SWORD: Towards a Soft and Open Radio Design for Rapid Development, Profiling, Validation and Testing

open access: yesIEEE Access, 2019
The vision, as we move to future wireless communication systems, embraces diverse qualities targeting significant enhancements from the spectrum, to user experience.
Georgios Georgis   +6 more
doaj   +1 more source

Phase Change Material‐Driven Tunable Metasurface for Adaptive Terahertz Sensing and Communication in 6G Perceptive Networks

open access: yesAdvanced Functional Materials, EarlyView.
This study explores the benefits of metasurfaces made from functional materials, highlighting their ability to be adapted and improved for various high‐frequency applications, including communications and sensing. It first demonstrates the potential of these functional material‐based metasurfaces to advance the field of sub‐THz perceptive networks ...
Yat‐Sing To   +5 more
wiley   +1 more source

Numerical Full wave Analysis and Modeling of Plasmonic HEMT Performance Using Hydrodynamic Model

open access: yesInternational Journal of Information and Communication Technology Research, 2019
The two dimensional (2D) plasmon propagation in the channel of a high electron mobility transistor (HEMT) is numerically modeled using the full wave technique.
Farzaneh Daneshmandian   +2 more
doaj  

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