Results 31 to 40 of about 236,796 (296)

Hierarchical Intelligence Deployment Architecture for Satellite Internet

open access: yes天地一体化信息网络, 2022
To support the extensive traffi c anytime and anywhere, satellite networks have become a communication network infrastructure.It is challenging for the large-scale satellite internet to satisfy the requirements of the explosive increasing data traffi c ...
Zhe JI, Sheng WU, Wenbo WANG
doaj  

Architecture and Key Technologies of Access Network for Satellite-Terrestrial Cooperation

open access: yes天地一体化信息网络, 2023
With the development of ubiquitous and broadband communication requirements and the satellite-ground integration communication technology, the satellite and ground cellular communication industry ecosystem is gradually moving towards integration.In order
Wei DENG   +6 more
doaj  

Lightweight Design Strategy and Performance Optimization of Spaceborne Core Network

open access: yes天地一体化信息网络, 2023
With the growth of global communication demand, the spaceborne core network can not only reduce frequent signaling interactions between satellites and the ground, but also break through the constraints of geographical regions, providing strong support ...
Xi CHEN   +7 more
doaj  

Electrical Conductivities of Conductors, Semiconductors, and Their Mixtures at Elevated Temperatures

open access: yesAdvanced Engineering Materials, EarlyView.
This article presents a comprehensive review of temperature‐dependent electrical conductivity data for multiple material classes at elevated temperatures, highlighting a persistent conductivity gap between metals and semiconductors in the range of 102$\left(10\right)^{2}$– 107$\left(10\right)^{7}$ S/m. Metal–ceramic irregular metamaterials are proposed
Valentina Torres Nieto, Marcia A. Cooper
wiley   +1 more source

Improving the performance of HTTP over high bandwidth-delay product circuits [PDF]

open access: yes, 2001
As the WWW continues to grow, providing adequate bandwidth to countries remote from the geographic and topological center of the network, such as those in the Asia/Pacific, becomes more and more difficult.
Cleary, John G.   +2 more
core   +2 more sources

Multimedia broadcast and internet satellite system design and user trial results [PDF]

open access: yes, 2005
The EU funded project, System for Advanced Multimedia Broadcast and IT Services (SAMBITS), has created an enhanced and synchronised, multimedia terminal for merging satellite broadcast and internet telecommunication services in a way that efficiently ...
Cosmas, J   +3 more
core   +1 more source

Intermolecular Interactions as Driving Force of Increasing Multiphoton Absorption in a Perylene Diimide‐Based Coordination Polymer

open access: yesAdvanced Functional Materials, EarlyView.
This study uncovers the unexplored role of intermolecular interactions in multiphoton absorption in coordination polymers. By analyzing [Zn2tpda(DMA)2(DMF)0.3], it shows how the electronic coupling of the chromophores and confinement in the MOF enhance two‐and three‐photon absorption.
Simon Nicolas Deger   +11 more
wiley   +1 more source

Pentagonal 2D Altermagnets: Material Screening and Altermagnetic Tunneling Junction Device Application

open access: yesAdvanced Functional Materials, EarlyView.
From a database of 170 pentagonal 2D materials, 4 candidates exhibiting altermagnetic ordering are screened. Furthermore, the spin‐splitting and unconventional boundary states in the pentagonal 2D altermagnetic monolayer MnS2 are investigated. A MnS2‐based altermagnetic tunneling junction is designed and, through ab initio quantum transport simulations,
Jianhua Wang   +8 more
wiley   +1 more source

STARBANDSM - Satellite Internet Service

open access: yes, 2007
The Internet has become one of the most important communication systems in the present. However people across the continental United States have not been able to get broadband Internet service. StarBand service, with no special phone lines or cable modems required is a feasible solution.
openaire   +5 more sources

Application Protocols enabling Internet of Remote Things via Random Access Satellite Channels

open access: yes, 2017
Nowadays, Machine-to-Machine (M2M) and Internet of Things (IoT) traffic rate is increasing at a fast pace. The use of satellites is expected to play a large role in delivering such a traffic. In this work, we investigate the use of two of the most common
Bacco, Manlio   +2 more
core   +1 more source

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