Results 1 to 10 of about 585,227 (330)

Joint Optimization of Multi-User Partial Offloading Strategy and Resource Allocation Strategy in D2D-Enabled MEC

open access: yesSensors, 2023
With the emergence of more and more computing-intensive and latency-sensitive applications, insufficient computing power and energy of user devices has become a common phenomenon.
Dongping Yong   +3 more
doaj   +1 more source

Mobile Radio Evolution [PDF]

open access: yesAdvances in Networks, 2015
All over the world, wireless communication services have enjoyed dramatic growth over the past 25 years. Mobile communication is the booming field in the telecommunications industry. The cellular network is the most successful mobile communication system, used to transmit both voice and data.
M. Prasad, R. Manoharan
openaire   +2 more sources

Delayed mobile data offloading scheme for quality of service traffic: Design and analysis

open access: yesIET Networks, 2021
As the world is entering the era of 5G, we are witnessing exponential growth in the volume of data traffic generated and consumed by mobile devices. Mobile data offloading handles the surge in mobile data traffic by offloading part of the traffic onto ...
Anusree Ajith   +1 more
doaj   +1 more source

Lightweight certificateless linearly homomorphic network coding signature scheme for electronic health system

open access: yesIET Information Security, 2021
With the flourishing development of the Internet of Things (IoT), the electronic health system (EHS) as a leading technology has attracted widespread attention. However, the unsatisfactory network transmission throughput hinders practical applications of
Yumei Li, Futai Zhang, Yinxia Sun
doaj   +1 more source

Classification and Techno-Economic Analysis of Different Types of Cryptocurrencies from the Perspective of the Macro Framework of the Monetary System in Islamic Economy [PDF]

open access: yesتحقیقات مالی اسلامی (پیوسته), 2022
In recent years, with the definition and expansion of a new phenomenon called cryptocurrencies, we have witnessed scientific discussions and challenges in the field of accurate thematics of this phenomenon and the jurisprudential and religious ...
Mohammad Reza Keshavarzi   +1 more
doaj   +1 more source

A new localization method based on improved particle swarm optimization for wireless sensor networks

open access: yesIET Software, 2022
Wireless sensor network (WSN) node localisation technology based on received signal strength indication (RSSI) is widely used as it does not need additional hardware devices. The ranging accuracy of RSSI is poor, and the particle swarm optimisation (PSO)
Qiaohe Yang
doaj   +1 more source

Description of the TETRA 1 technology and standard for modern digital trunking systems of functional mobile radio communications [PDF]

open access: yesVojnotehnički Glasnik, 2021
Introduction/purpose: Since the end of 1995, when TETRA MoU promoted the new TETRA Standard within ETSI, tentatively called TETRA 1, it quickly began to be used, almost exclusively, for the construction of Functional UHF digital trunking systems for ...
Slađan M. Svrzić, Petar Jovanoski
doaj   +1 more source

Spherical Coverage Characterization of 5G Millimeter Wave User Equipment With 3GPP Specifications

open access: yesIEEE Access, 2019
Millimeter-wave (mmWave) frequency bands are promising candidate spectrum for the fifth-generation (5G) mobile communication system, but it requires high directional antenna systems to be applied to the base station and the user equipment (UE) for ...
Kun Zhao   +6 more
doaj   +1 more source

TeleSDC

open access: yesCurrent Directions in Biomedical Engineering, 2021
Telemedicine promises to increase the quality of emergency treatments. Besides the transfer of speech and video data, medical device and patient data will add additional value to the tele-guided emergency personnel.
Pabst Tobias   +6 more
doaj   +1 more source

Anchor selection by geometric dilution of precision for an indoor positioning system using ultra‐wide band technology

open access: yesIET Wireless Sensor Systems, 2021
In wireless localization systems, the performance enhancement of location estimation is an important goal. In recent years, different positioning systems using an ultra‐wide band (UWB) technology have been created, and always an evaluation metric to test
Abbas Albaidhani, Ahlam Alsudani
doaj   +1 more source

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