Results 11 to 20 of about 13,970 (205)

Analysis of 3gpp-MAC and two-key 3gpp-MAC [PDF]

open access: yesDiscrete Applied Mathematics, 2003
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
Lars R. Knudsen, Chris J. Mitchell
openaire   +5 more sources

3GPP QoS Model for Networks Using 3GPP QoS Classes [PDF]

open access: yes, 2005
This draft describes an NSIS QoS Model (QOSM) based on 3GPP QoS classes and bearer service attributes. Specifically, this draftdescribes additional optional parameters for QSPEC which carries 3GPP QOSM specific information and how the QSPEC information should be processed in QNEs.
Jeong, S., Lieshout, G.
core   +5 more sources

LTE and LTE-A interworking and interoperability with 3GPP and non-3GPP wireless networks

open access: yes, 2013
This paper provides a high-level overview of E-UTRAN interworking and interoperability with existing Third Generation Partnership Project (3GPP) and non-3GPP wireless networks. E-UTRAN access networks (LTE and LTE-A) are currently the latest technologies
Tabany, Myasar R., Guy, Chris G.
core   +9 more sources

Joint power control and user grouping mechanism for efficient uplink non‐orthogonal multiple access‐based 5G communication: Utilising the Lèvy‐flight firefly algorithm

open access: yesIET Networks, EarlyView., 2023
We utilise a metaheuristic optimisation method, inspired by nature, called the Lévy‐flight firefly algorithm (LFA), to tackle the power regulation and user grouping in the NOMA systems. Abstract The non‐orthogonal multiple access strategies have shown promise to boost fifth generation and sixth generation wireless networks' spectral efficiency and ...
Zaid Albataineh   +4 more
wiley   +1 more source

Performance evaluation of hybrid ARQ schemes of 3GPP LTE OFDMA system [PDF]

open access: yes, 2007
Expectations and requirements for future wireless communication systems continue to grow and evolve. Thus, recently, the Third Generation Partnership Project (3GPP) has considered the Long Term Evolution (LTE) of 3G - also known as Super 3G - to ensure ...
Beh, KC   +5 more
core   +1 more source

On the performance of SU-MIMO and MU-MIMO in 3GPP LTE downlink [PDF]

open access: yes, 2009
LTE (Long Term Evolution) is a next major step in mobile radio communications, and will be introduced as Release 8 in the 3rd Generation Partnership Project (3GPP). The new evolution aims to reduce delays, improve spectrum flexibility and reduce cost for
Beh, KC   +5 more
core   +1 more source

Multi-access, wireless and wired convergence architecture evolution and traffic scheduling mechanism

open access: yesDianxin kexue, 2022
In 3GPP Rel-16, 3GPP 5G network architecture defines the wireless and wired converged architecture, that is, fixed and mobile converged network architecture, focusing on multiple valuable scenarios of this converged architecture, where the wired and ...
Shufeng SHI, Youyang YU
doaj   +2 more sources

A spatial interference minimization strategy for the correlated LTE downlink channel [PDF]

open access: yes, 2010
In a downlink transmission, users can benefit from the high capacity gain achieved by transmitting independent data streams from multiple antennas to multiple users sharing the same physical time-frequency resources.
Nordin, R   +5 more
core   +1 more source

An analysis of the 3gpp-MAC scheme

open access: yesElectronic Notes in Discrete Mathematics, 2001
Abstract Key recovery attacks are described on the 3gpp-MAC scheme, proposed for inclusion in the 3gpp specification. Three main attacks are given, all of which operate whether or not truncation is applied to the MAC value. The first type of attack uses a large number of ‘chosen MACs’, the second type of attack a large number of ‘known MACs’, whereas
Lars R. Knudsen, Chris J. Mitchell
openaire   +11 more sources

Decision feedback equalization in SC-FDMA [PDF]

open access: yes, 2008
SC-FDMA (Single-Carrier Frequency Division Multiple Access) is employed in the 3GPP LTE (Long-Term Evolution) standard as the uplink transmission scheme. The SC-FDMA signal has a low PAPR.
Nix, AR   +5 more
core   +1 more source

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