Results 11 to 20 of about 3,636,839 (294)

Queueing Networks for Vertical Handover [PDF]

open access: yes, 2009
PhDIt is widely expected that next-generation wireless communication systems will be heterogeneous, integrating a wide variety of wireless access networks. Of particular interest recently is a mix of cellular networks (GSM/GPRS and WCDMA) and wireless
Song, Guozhi
core   +4 more sources

Mobility management across converged IP-based heterogeneous access networks [PDF]

open access: yes, 2010
This thesis was submitted for the degree of Doctor of Philosophy and awarded by Brunel University, 8/2/2010.In order to satisfy customer demand for a high performance “global” mobility service, network operators (ISPs, carriers, mobile operators, etc ...
Mussabbir, Qazi Bouland
core   +7 more sources

Self-Evolving Integrated Vertical Heterogeneous Networks

open access: yesIEEE Open Journal of the Communications Society, 2023
6G and beyond networks tend towards fully intelligent and adaptive design in order to provide better operational agility in maintaining universal wireless access and supporting a wide range of services and use cases while dealing with network complexity ...
Amin Farajzadeh   +3 more
doaj   +1 more source

A Substrate Integrated Gap Waveguide Based Wideband 3-dB Coupler for 5G Applications

open access: yesIEEE Access, 2018
A wideband 3-dB coupler using substrate integrated gap waveguide (SIGW) is proposed based on the principle of the branch-line coupler structure. The SIGW coupler design is comprehensively studied.
Dongya Shen, Ke Wang, Xiupu Zhang
doaj   +1 more source

Optimization of Pico-eNB Tx Power and the Effects of Picocell Range Expansion in Multiband HetNet

open access: yesJournal of Sensor and Actuator Networks, 2022
The use of heterogeneous networks (HetNets) that combine macrocells and picocells in the same coverage is effective in increasing system capacity and improving user throughput.
Takumi Yasaka   +2 more
doaj   +1 more source

Conical Double-Core Structure LPmn Mode Converter

open access: yesIEEE Photonics Journal, 2019
In this work, a LPmn mode converter is proposed based on a tapered double-core structure. With opposite changes of the two cores in radius dimension, matching the effective refractive index between the fundamental mode (LP01) in one core and one desired ...
Chuan Ma, Dongya Shen, Xiupu Zhang
doaj   +1 more source

Generic, network schema agnostic sparse tensor factorization for single-pass clustering of heterogeneous information networks. [PDF]

open access: yesPLoS ONE, 2017
Heterogeneous information networks (e.g. bibliographic networks and social media networks) that consist of multiple interconnected objects are ubiquitous. Clustering analysis is an effective method to understand the semantic information and interpretable
Jibing Wu   +5 more
doaj   +1 more source

Network Management in Heterogeneous IoT Networks

open access: yes2021 International Wireless Communications and Mobile Computing (IWCMC), 2021
Heterogeneous networks (hetnets) is an interconnection of distinctive networking paradigms to enable wider reachability and greater collaborations. In large Internet-of-Things (IoT) applications, many wireless networks are spatially co-located and intertwined forming hetnets; for instance, health monitoring devices utilising ZigBee or IEEE 802.15.4 co ...
Shunmuga Priyan Selvaraju   +4 more
openaire   +3 more sources

Distributed Beamforming and Power Allocation for Heterogeneous Networks with MISO Interference Channel

open access: yesSensors, 2021
To address the limitations of centralized resource allocation, i.e., high computational complexity and signaling overhead, a distributed beamforming and power allocation strategy is proposed for heterogeneous networks with multiple-input-single-output ...
Kisong Lee
doaj   +1 more source

TinyIBE: identity-based encryption for heterogeneous sensor networks [PDF]

open access: yes, 2009
The area of security for heterogeneous sensor networks (HSNs) is still an open research field that requires new cryptographic solutions. Recent results have demonstrated that elliptic curve cryptography (ECC) and pairing-based cryptography (PBC) are ...
Martin Collier   +3 more
core   +2 more sources

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