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(6230 results)-
Whitepapers
Multihop Relay-Aided Multicast Scheduling for Cellular Wireless Networks
November 21, 2012 12:00am PST
Efficient multicasting of critical messages is of essential importance in public safety and commercial multimedia cellular networks. The authors study the effectiveness of using relay stations to...
Provided by: Institute of Electrical and Electronics Engineers
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Whitepapers
Resource Management for Macrocell Users in Hybrid Access Femtocells
November 21, 2012 12:00am PST
The constant evolution of mobile-phone traffic demands for novel networking solutions especially focused on indoor environment. In this paper, the use of femtocells, i.e., cells with very limited...
Provided by: Institute of Electrical and Electronics Engineers
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Whitepapers
Peer Selection in P2P File Sharing Systems over Mobile Cellular Networks with Consideration of Downlink Bandwidth Limitation
November 21, 2012 12:00am PST
In P2P file sharing systems over mobile cellular networks, the bottleneck of file transfer speed is usually the downlink bandwidth of the receiver rather than the uplink bandwidth of the senders....
Provided by: Institute of Electrical and Electronics Engineers
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Whitepapers
On the Outage Throughput Capacity of Hybrid Wireless Networks over Fading Channels
November 21, 2012 12:00am PST
In this paper, the authors investigate the problem of how much information can be transported over hybrid wireless networks, in which a wired network of base stations is deployed to support...
Provided by: Institute of Electrical and Electronics Engineers
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Whitepapers
Flexible Duplex for Cognitive Femtocells in Two-Tier Networks
November 21, 2012 12:00am PST
Small cell network architecture is considered as an effective solution to the ever growing demand for high data rate, with femtocells being a promising paradigm. The dense deployment and the...
Provided by: Institute of Electrical and Electronics Engineers
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Whitepapers
Semidefinite Relaxation and Randomization for Dynamic Cell Association in Heterogeneous Networks
November 21, 2012 12:00am PST
In this paper, the authors consider a heterogeneous network with one macro node and one pico node. They are concerned with the problem of associating users in the macro cell, to either the macro...
Provided by: Institute of Electrical and Electronics Engineers
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Whitepapers
Device-to-Device Collaboration through Distributed Storage
November 21, 2012 12:00am PST
Video is the main driver for the inexorable increase in wireless data traffic. In this paper the authors analyze a new architecture in which Device-to-Device (D2D) communications is used to...
Provided by: Institute of Electrical and Electronics Engineers
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Whitepapers
Performance of Pico-Cell Clusters with Cooperative Receivers
November 21, 2012 12:00am PST
Pico-cell clusters have been proposed for providing high capacities to dense sets of users in next generation networks. The authors consider the uplink channel and analyze the sum-rate performance...
Provided by: Institute of Electrical and Electronics Engineers
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Whitepapers
On the Asymptotic Sum-Rate of Uplink MIMO Cellular Systems in the Presence of Non-Gaussian Inter-Cell Interference
November 21, 2012 12:00am PST
In this paper the authors consider a scenario, where several mobile multi-antenna terminals communicate with a multiantenna base station within a cellular communication system over the flat...
Provided by: Institute of Electrical and Electronics Engineers
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Whitepapers
Improving Soft Frequency Reuse for Realistic OFDMA-Based Cellular Deployments
November 21, 2012 12:00am PST
Effective interference management is a technical challenge of utmost importance for emerging OFDMA-based technologies such as Long Term Evolution (LTE) and Worldwide Interoperability for Microwave...
Provided by: Universitat Oberta de Catalunya
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Whitepapers
Dynamic Inter-Cell Interference Coordination in HetNets: A Reinforcement Learning Approach
November 21, 2012 12:00am PST
In this paper, the authors investigate enhanced Inter-Cell Interference Coordination (e-ICIC) techniques for Heterogeneous Networks (HetNets), consisting of a mix of macro and picocells. They...
Provided by: University of Dubuque
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Whitepapers
Performance Evaluation of a Coordinated Time-Domain EICIC Framework Based on ABSF in Heterogeneous LTE-Advanced Networks
November 21, 2012 12:00am PST
Enhanced Inter-Cell Interference Coordination (eICIC) is a proposed framework by the 3GPP to handle Inter-Cell Interference (ICI) in Heterogeneous Network (HetNet) environments. Almost-Blank...
Provided by: Cairo University
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Whitepapers
On the Energy Efficiency of Self-Organizing LTE Cellular Access Networks
November 21, 2012 12:00am PST
Energy efficiency and self-organizing network architectures are the top issues for future cellular systems. In this paper, the authors propose an energy saving self-organizing access network...
Provided by: University of Swaziland
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Whitepapers
Optimizing Cell Size for Energy Saving in Cellular Networks With Hybrid Energy Supplies
November 21, 2012 12:00am PST
Green communications has received much attention recently. For cellular networks, the Base Stations (BSs) account for more than 50 percent of the energy consumption of the networks. Therefore,...
Provided by: Institute of Electrical & Electronic Engineers
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Whitepapers
Compressive Sensing Framework for Signal Processing in Heterogeneous Cellular Networks
November 21, 2012 12:00am PST
The authors consider a heterogeneous cellular network where each base station sends a unique training signal based on its physical layer cell identity. The received signal at the Mobile Terminal...
Provided by: Indian Institute of Technology Madras
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Whitepapers
Symbol Merging Approach for Intercell Interference Mitigation in Wireless OFDM Systems
November 21, 2012 12:00am PST
Out-of-band power emissions impose stringent limits on the performance that new techniques, such as InterCell Interference Coordination (ICIC) and Cognitive Radio (CR), provide over wireless...
Provided by: Institute of Electrical & Electronic Engineers
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Whitepapers
Correlation-Based Cell Search and Measurement for LTE and LTE-A
November 21, 2012 12:00am PST
Quick detection and accurate measurement of multiple cells surrounding the User Equipment (UE) are essential to ensure the mobility and QoS of end users. In LTE and LTE-A, multiple cells are often...
Provided by: Intel
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Whitepapers
Adaptive Joint Nonlinear Transmit-Receive Processing for Multi-Cell MIMO Networks
November 21, 2012 12:00am PST
This paper considers signal processing algorithms for the downlink coordinated multi-point Multiple-Input Multiple-Output (MIMO) systems with multiple-antenna users. A novel adaptive joint...
Provided by: Institute of Electrical & Electronic Engineers
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Whitepapers
Design Method of Relative Magnitude Coefficients Considering Rotation of Basis Vectors in Interference Space on the K-User MIMO Interference Channel for Downlink System
November 21, 2012 12:00am PST
Recently, to improve the capacity of cell-edge user, Interference Alignment (IA) is an intense research interest. The authors focus on the IA extended to the Multiple-Input Multiple-Output (MIMO)...
Provided by: Keio University
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Whitepapers
A Same-Frequency Cellular Repeater Using Adaptive Feedback Cancellation
November 21, 2012 12:00am PST
A same-frequency cellular repeater is proposed that uses adaptive signal processing to cancel the feedback path, thereby allowing high gain while maintaining stability. This technique has...
Provided by: Huawei Technologies
