Results 21 to 30 of about 381,489 (261)

Maritime Broadband Communication: Wireless Channel Measurement and Characteristic Analysis for Offshore Waters

open access: yesJournal of Marine Science and Engineering, 2021
For a long time, the development of maritime communication has been restricted by the low data rate, high-latency and high cost of the current communication systems.
Changzhen Li   +5 more
doaj   +1 more source

Vehicle-to-Vehicle Propagation Channel Performance for Overtaking Cases Based on Measurements

open access: yesIEEE Access, 2019
Overtaking case is a common traffic situation, but it is likely to pose a threat to traffic safety. To ensure reliable communication, it is necessary to study the characteristics of wireless channel under overtaking cases.
Fuxing Chang   +5 more
doaj   +1 more source

Non-Directional Property of Human–Body Communication Channel for Implantable Device Application

open access: yesSensors, 2023
In this paper, we present the properties of a communication channel used for implantable devices. The human–body communication (HBC) channel was proposed for data communication in implantable devices.
Jaehyo Jung   +3 more
doaj   +1 more source

6G oriented wireless communication channel characteristics analysis and modeling

open access: yes物联网学报, 2020
Based on the vision on the 6G wireless communication network,i.e.,global coverage,all spectrums and all applications,we comprehensively survey 6G related wireless channel measurements,channel characteristics,and channel models for all frequency bands and
Chengxiang WANG   +5 more
doaj   +2 more sources

Dynamic measurements for funny channels [PDF]

open access: yesProceedings of the National Academy of Sciences, 2014
Proteins possess the uncanny ability to telegraph signals over long distances. The presence of a ligand, snugly bound to a site on one end of a molecule, can be “felt” by an effector domain several nanometers away. Determining precisely how this task is accomplished is a major challenge for structural biologists.
openaire   +2 more sources

Cluster-Based 3-D Channel Modeling for Massive MIMO in Subway Station Environment

open access: yesIEEE Access, 2018
In this paper, a massive multiple-input multiple-output (MIMO) channel measurement campaign with 256-element virtual rectangular array at the base station was conducted.
Jianzhi Li   +6 more
doaj   +1 more source

Guidelines for Pediatric Radiotherapy Simulation: A Report From the Children's Oncology Group Radiation Oncology Discipline

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Pediatric radiation therapy presents unique challenges compared to adult treatments, including those of immobilization, potential need for sedation, and the critical importance of accurate, reproducible positioning. Additionally, heightened attention to imaging doses is necessary to minimize long‐term toxicity in survivors.
Parham Alaei   +17 more
wiley   +1 more source

Research on reflection characteristics of the terahertz channel for 6G

open access: yesTongxin xuebao, 2022
The reflection characteristics of the terahertz channel are crucial for understanding and mastering the propagation mechanism of the terahertz channel, which are also required for a high-precision terahertz channel model for 6G.Therefore, the research ...
Pan TANG   +6 more
doaj  

Quantum Gaussian channels with weak measurements

open access: yesQuantum Information and Computation, 2015
In this paper we perform a novel analysis of quantum Gaussian channels in the context of weak measurements. Suppose Alice sends classical information to Bob using a quantum channel. Suppose Bob is allowed to use only weak measurements, what would be the channel capacity? We formulate weak measurement theory in these terms and discuss the above question.
Boaz Tamir, Eliahu Cohen
openaire   +2 more sources

Animal‐Assisted Activities With Therapy Dogs in Pediatric Oncology: A Multicenter Survey of the Current Status, Implementation, and Challenges in Germany, Austria, and Switzerland

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Background Animal‐assisted activities (AAAs) with therapy dogs have shown positive effects on patient well‐being and quality of life in various areas of medicine, including pediatric oncology. However, research on this topic is limited. The aim of this study is to present the current status of AAA in pediatric oncology in Germany, Austria, and
Jan‐Marius Wedig   +7 more
wiley   +1 more source

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