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Proceedings ArticleDOI

LTE Advanced — A further evolutionary step for Next Generation Mobile Networks

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TLDR
In this article, the authors proposed a feasibility study for LTE-Advanced techniques to continuously evolve LTE technology, which is expected to enable download peak rates over 1Gbps at 100MHz bandwidth and in the upload peak rate over 0.5Gbps.
Abstract
The World Radio Conference in 2007 identified additional spectrum for IMT-2000 and IMT-Advanced systems. That's why also 3GPP has started a feasibility study for LTE-Advanced techniques to continuously evolve LTE technology. LTE-Advanced is expected to enable download peak rates over 1Gbps at 100MHz bandwidth and in the upload peak rates over 0.5Gbps. Novel techniques on radio interface are going to be analyzed especially to improve spectral efficiency and cell edge performance. Advanced Antenna systems, Multi-User and Multi-Cell Multiple-Input Multiple-Output, Coordinated Multi-Point (CoMP) transmission schemes for interference reduction, Cooperative Relaying are some of potential features to enhance the Next Generation Mobile Network.

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Citations
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Journal ArticleDOI

Classification of LTE Uplink Scheduling Techniques: An M2M Perspective

TL;DR: This paper focuses on the aspects associated with M2M communications; namely, power efficiency, QoS support, multihop connectivity, and scalability for massive number of devices.
Journal ArticleDOI

Multi-Cell Coordinated Scheduling and MIMO in LTE

TL;DR: An overview of multi-cell coordinated scheduling and multiple-input multiple-output (MIMO) techniques in LTE is provided and potential techniques for further improving the performance of LTE are identified, such as enhanced channel state information feedback and adaptive switching between SU-MIMo and MU-M IMO.
Journal ArticleDOI

LTE Advanced The 4G Mobile Broadband Technology

TL;DR: The various technology components like wideband transmission and spectrum sharing, multiantenna solutions, coordinated multiple transmission/reception (CoMP) and relaying, introduced to meet the requirements for LTE Advanced systems, have been discussed.
Journal ArticleDOI

LTE-Advanced Radio Access Enhancements: A Survey

TL;DR: An overview of the key radio access features and functionalities of the LTE-Advanced radio access network, supported by the simulation results is presented.
References
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Journal ArticleDOI

Simplified processing for high spectral efficiency wireless communication employing multi-element arrays

TL;DR: It is shown that robust wireless communication in high-scattering propagation environments using multi-element antenna arrays (MEAs) at both transmit and receive sites using a simplified, but highly spectrally efficient space-time communication processing method can offer no more than about 40% more capacity than the simple architecture presented.
Journal ArticleDOI

Shifting the MIMO Paradigm

TL;DR: Multi-user MIMO (MU-MIMO) networks reveal the unique opportunities arising from a joint optimization of antenna combining techniques with resource allocation protocols, and brings robustness with respect to multipath richness, yielding the diversity and multiplexing gains without the need for multiple antenna user terminals.
Journal ArticleDOI

Network coordination for spectrally efficient communications in cellular systems

TL;DR: This article considers network coordination as a means to provide spectrally efficient communications in cellular downlink systems and describes how the antenna outputs are chosen in ways to minimize the out-of-cell interference, and hence to increase the downlink system capacity.
Journal ArticleDOI

An introduction to the multi-user MIMO downlink

TL;DR: This article reviews several algorithms that have been proposed with the potential to combine the high capacity achievable with MIMO processing with the benefits of space-division multiple access and describes two classes of solutions.
Proceedings ArticleDOI

Coordinating Base Stations for Greater Uplink Spectral Efficiency in a Cellular Network

TL;DR: Results from this study point to the possibility of doubling the uplink spectral efficiency with 1-ring coordination and nearly quadrupling it with 4- ring coordination, under high-SNR conditions.
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