The evolution to 4G cellular systems: LTE-Advanced

  title={The evolution to 4G cellular systems: LTE-Advanced},
  author={Ian F. Akyildiz and David Manuel Guti{\'e}rrez Est{\'e}vez and Elias Chavarria Reyes},
  journal={Phys. Commun.},
Overview of enabling technologies for 3GPP LTE-advanced
The network infrastructure of the LTE-Advanced is presented, and an in-depth overview of enabling technologies from the physical layer aspects, including carrier aggregation, advanced multiple-input multiple-output (MIMO) techniques, wireless relays, enhanced inter-cell interference coordination (eICIC), and coordinated multipoint (CoMP) transmission/reception are presented.
Coordinated Multipoint (CoMP) Reception and Transmission for LTE-Advanced/4G
Wireless data usage is increasing at a phenomenal rate and driving the need for continued innovations in wireless data technologies to provide more capacity and higher quality of service. In order to
Overview of LTE-A technology
An overview on the features of LTE-A and its requirements fulfilled in release 11 and 12 for LTE- A is described.
DEVS-based modeling of coordinated multipoint techniques for LTE-advanced
The Discrete Event System Specification (DEVS) formalism is used to model a mobile network using two approaches of CoMP: namely, coordinated scheduling/beamforming and joint processing and confirms that these approaches decrease the interference level resulting in cell edge users experiencing higher level of performance.
Relay Technology for 5G Networks and IoT Applications
This chapter provides an in-depth review of the relay technology that is being considered for future 5G networks, and introduces and compares different relay types that use LTE-A standards, and presents the relay benefits in terms of performance and operational costs.
An Approach to Convergence Between LTE and DSRC
A LTE/DSRC hybrid architecture is proposed which can establish a bridge between LTE/ DSRC communication and modify some of the configurable parameters in the PHY layers to concentrate on the OFDM modulation.
Mitigating Performance Degradation in LTE Advance using Relaying Node
Relays are expected to improve the system capacity and coverage as the low SINR users will hand over to the relay node and utilize the system resources efficiently.
An experimental framework for studying LTE and LTE-advanced
An experimental framework for studying and measuring LTE and LTE-A is presented, consisting of high-end laboratory equipment and software tools, verifying the 3GPP Reference Measurement Ch channels specifications and depicting the framework's functionality.
3GPP LTE-Advanced Congestion Control Based on MIH Protocol
A new scheme for congestion control in 3GPP LTE-A networks is presented, which consists of three phases: congestion prevention, congestion detection, and congestion notification and is combined with the vertical handover process, when making the handover decision, as well as the selection of the target network.


Effect of Relaying on Coverage in 3GPP LTE-Advanced
A novel evaluation methodology is proposed that can be used to find a relation of RN transmission power, ratio between number of Base Stations and RNs, and performance of the system, and evaluation of DF relays in 3GPP LTE-Advanced framework indicates a good performance gain.
Relay Architectures for 3GPP LTE-Advanced
Simulations with realistic channel models provide performance comparisons that reveal the importance of interference mitigation in multihop cellular networks.
CELTIC CP5-026 WINNER+, D1.4 Initial Report on Advanced Multiple Antenna Systems
This deliverable captures the first set of best innovative concepts identified in the field of Advanced Multiple Antenna Systems for potential inclusion into the WINNER+ system concept, where multiple network nodes cooperate to enhance system performance.
Capacity and Coverage Analysis of a 3GPP-LTE Multihop Deployment Scenario
It is shown that huge gains in coverage and capacity are obtained by relaying, without the need of a cable or fiber access, on the island of Jersey.
Layered OFDMA Radio Access for IMT-Advanced
This paper proposes layered orthogonal frequency division multiple access (OFDMA) radio access for LTE (long-term evolution)-advanced to achieve higher-level system requirements than those in Release
Analysis and Simulation for Spectrum Aggregation in LTE-Advanced System
The simulation results show that the SA technology can enhance the throughput, fairness and latency performance in LTE-Advanced system comparing with independent carrier scenario for different traffic models.
Investigation on Optimum Radio Parameter Design in Layered OFDMA for LTE-Advanced
Simulation results show that the loss in the average received signal energy per symbol-to-noise power spectrum density ratio (Es/No) satisfying the required block error rate compared to the case without an inter-component carrier GB is negligible irrespective of the modulation scheme and coding rate.
Haar Compression for Efficient CQI Feedback Signaling in 3GPP LTE Systems
The distributed- Haar scheme achieves the best trade-off between the throughput performance and overhead reduction compared with other CQI feedback schemes and the sensitivity in sector throughput performance to user mobility is approximately the same for all feedback methods considered in the paper.
Multi-Cell Channel Estimation using Virtual Pilots
A concept for multi-cell channel estimation in the downlink applicable for for both physical layer concepts and uses virtual pilots based on block-orthogonal sequences, e.g. Hadamard.
Multi-Band Scheduler for Future Communication Systems
A new concept for scheduling transmissions in a wireless radio system operating at multiple frequency bands: the multi-band scheduler (MBS), which ensures transparency of the operation on multiple bands for the higher network layers.