Results 21 to 30 of about 147,938 (267)

Fast matrix inversion based on Chebyshev acceleration for linear detection in massive MIMO systems

open access: yesElectronics Letters, 2022
To circumvent the prohibitive complexity of linear minimum mean square error detection in a massive multiple‐input multiple‐output system, several iterative methods have been proposed.
Salah Berra   +2 more
doaj   +1 more source

Honeypot defense and transmission strategy based on offensive and defensive games in vehicular networks

open access: yes网络与信息安全学报, 2022
With the rapid development of the Internet of Vehicles, service providers can efficiently provide caching services for vehicle users by deploying 5G base station-type RSUs adjacent to vehicles.However, due to the presence of malicious attackers, the ...
Jie YI, Tengfei CAO, Jianqiang HUANG   +1 more
doaj   +1 more source

Mobile and Wireless Networks [PDF]

open access: yesMobile Information Systems, 2010
Recent advances in wireless and mobile computing technologies have led to a new paradigm of computing by providing a lot of services and functionalities. Wireless technologies allow a wide spectrum of devices including laptops, PDA, intellectual sensors, and cellular phones to exchange and process information. To fulfill the potential for new services,
You, Ilsun, Hara, Takahiro
openaire   +1 more source

Performance analysis of secure intelligent reflecting surface assisted ground to unmanned aerial vehicle transmission

open access: yesIET Communications, 2023
The authors propose a secure intelligent reflecting surface (IRS) assisted transmission system in the presence of a ground eavesdropper, where the source in the ground transmits confidential information to unmanned aerial vehicle (UAV), IRS is deployed ...
Shen Yi   +4 more
doaj   +1 more source

A Secure and Resilient 6G Architecture Vision of the German Flagship Project 6G-ANNA

open access: yesIEEE Access, 2023
The 6th generation of wireless mobile networks is emerging as a paradigm shifting successor to unifying the experience across the physical, digital, and human worlds, pushing boundaries on performance in capacity, throughput, latency, scalability ...
Marco Hoffmann   +31 more
doaj   +1 more source

Multiple-Ring-Core FM-EDF for Weakly-Coupled MDM Amplification With Low Differential Modal Gain

open access: yesIEEE Photonics Journal, 2021
Recently weakly-coupled mode-division multiplexing (MDM) transmission systems and networks based on ultralow-modal-crosstalk few-mode fiber (FMF) have attracted much interest, for which optical amplification technologies with low modal crosstalk and two ...
Jinglong Zhu   +7 more
doaj   +1 more source

Mobile Networking

open access: yes, 2003
We point out the different performance problems that need to be addressed when considering mobility in IP networks. We also define the reference architecture and present a framework to classify the different solutions for mobility management in IP networks. The performance of the major candidate micro-mobility solutions is evaluated for both real-time (
Blondia, C.   +6 more
openaire   +3 more sources

Investigation on Beam Expansion Method for Weakly-Coupled FMF Connections

open access: yesIEEE Photonics Journal, 2023
Recently, weakly-coupled mode-division multiplexing (MDM) technology based on few-mode fibers (FMFs) has been widely investigated as a promising candidate for capacity enhancement of various applications such as optical interconnections.
Ruiting Cheng   +8 more
doaj   +1 more source

Improved Mask Protected DES using RSA Algorithm

open access: yesMATEC Web of Conferences, 2016
The data encryption standard is a pioneering and farsighted standard which helped to set a new paradigm for encryption standards. But now DES is considered to be insecure for some application.
Asha Latha S., Sivabalan A.
doaj   +1 more source

Efficient Bloom Filter-Based Routing Protocol for Scalable Mobile Networks

open access: yesEngineering Proceedings, 2023
Non-geographic routing protocols are inefficient when applied to large-scale mobile networks composed of hundreds of nodes. On the other hand, geographic routing protocols have the disadvantage of needing a location sensor.
Prabu S.   +4 more
doaj   +1 more source

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