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Power consumption model for macrocell and microcell base stations

Margot Deruyck, Wout Joseph, Luc Martens
2012 Transactions on Emerging Telecommunications Technologies  
In this paper, a power consumption model for both macrocell and microcell base stations is proposed.  ...  In general and based on the assumptions made, a macrocell base station consumes about 4.4 times more than a microcell base station.  ...  ACKNOWLEDGEMENT The work described in this paper was carried out with the support of the IBBT-project GreenICT. W. Joseph is a Post-Doctoral Fellow of the FWO-V (Research Foundation Flanders).  ... 
doi:10.1002/ett.2565 fatcat:szqnzxmsengphbtfjcqp4n7fr4

A Wideband Spatial Channel Model for System-Wide Simulations

George Calcev, Dmitry Chizhik, Bo Goransson, Steven Howard, Howard Huang, Achilles Kogiantis, Andreas F. Molisch, Aris L. Moustakas, Doug Reed, Hao Xu
2007 IEEE Transactions on Vehicular Technology  
A wideband space-time channel model is defined, which captures the multiple dependencies and variability in multicell system-wide operating environments.  ...  Extensions to the baseline channel model, such as polarized antennas, are given to provide a greater variety of spatial environments.  ...  ACKNOWLEDGMENT The authors would like to thank the comments and useful discussions with the other members of the Joint 3GPP/3GPP2 Spatial Channel Model (SCM) Ad Hoc group.  ... 
doi:10.1109/tvt.2007.891463 fatcat:bbbbmvkhfzhsnchhmq33c73xku

Dual-polarized wireless communications: from propagation models to system performance evaluation

C. Oestges, B. Clerckx, M. Guillaud, M. Debbah
2008 IEEE Transactions on Wireless Communications  
After an extensive literature overview of experimental data, we present a new and simple analytical framework to model dual-polarized Rayleigh and Ricean fading channels for arbitrary array sizes.  ...  The model relies on a limited number of physical parameters, such as the channel spatial correlations, the channel co-polar and the cross-polar ratios and the antenna cross-polar discrimination.  ...  On the one hand, a number of geometry-based models are available for simulating dual-polarized transmissions, the most recent model being used by the 3GPP group [6] .  ... 
doi:10.1109/t-wc.2008.070540 fatcat:wqsdsw5qv5eifdga3y66caj6hm

Propagation and Wireless Channel Modeling Development on Wide-Sense Vehicle-to-X Communications

Wenyi Jiang, Ke Guan, Zhangdui Zhong, Bo Ai, Ruisi He, Binghao Chen, Yuanxuan Li, Jia You
2013 International Journal of Antennas and Propagation  
of the development of the WSV2X channels.  ...  In this regard, the concept of vehicle-to-X (V2X) communication has been introduced with the purpose of providing wireless communication technology in vehicular networks.  ...  Acknowledgments The authors express their thanks to the support from the NNSF of China under Grant U1334202; NNSF of China  ... 
doi:10.1155/2013/981281 fatcat:fs6ygehy2zbxdiakeedmrrpjg4

Propagation Aspects in Vehicular Networks [chapter]

Lorenzo Rubio, Juan Reig, Herman Fernandez
2011 Vehicular Technologies: Increasing Connectivity  
BPSK modulated. 3 The control channel uses 10 MHz of bandwidth, with QPSK modulation and 6 Mbps data rate. 4 These packet sizes correspond to ASTM E2213-03.  ...  The maximum latency oscillates from 20 ms in precrash sensing and 1 s in various sign extension applications (Almalag, 2009).  ...  Geometry-based stochastic models The deterministic and stochastic approaches can be combined to enhance the efficiency of the channel model, resulting in a geometry-based stochastic model (GBSM) (Molisch  ... 
doi:10.5772/15650 fatcat:ksekjq4wubh4viek3nh6zqkwpq

Overview of spatial channel models for antenna array communication systems

R.B. Ertel, P. Cardieri, K.W. Sowerby, T.S. Rappaport, J.H. Reed
1998 IEEE personal communications  
In this tutorial, we review the key concepts in spatial channel modeling and present emerging approaches.  ...  We also review the research issues in developing and using spatial channel models for adaptive antennas.  ...  Modified Saleh-Valenzuela's Model Saleh and Valenzuela developed a multipath channel model for indoor environment based on the clustering phenomenon observed in experimental data [27] .  ... 
doi:10.1109/98.656151 fatcat:pvv7gfq5urbyxakc55exxhpmzq

The COST259 Directional Channel Model-Part I: Overview and Methodology

A.F. Molisch, H. Asplund, R. Heddergott, M. Steinbauer, T. Zwick
2006 IEEE Transactions on Wireless Communications  
In two companion papers, the environment-specific values of the model parameters are explained and justified. Index Terms-Direction of arrival, mobile radio channel, smart antennas.  ...  The model is based on the specification of directional channel impulse response functions, from which the impulse response functions at all antenna elements can be obtained.  ...  We also thank the chairman of WG2, Prof. Ernst Bonek, and the Chairman of COST259, Prof. Luis Correia. The financial support of the European Union for the COST259 action is gratefully acknowledged.  ... 
doi:10.1109/twc.2006.256966 fatcat:bgv56vw3njfyvk2s7vot4v6j7q

Review of wideband MIMO channel measurement and modeling for IMT-Advanced systems

JianHua Zhang
2012 Chinese Science Bulletin  
The progress on MIMO models is described and some methods for simplifying geometry-based stochastic channel models (GBSM) are proposed.  ...  In this review, four aspects of wideband MIMO channel measurement and modeling are discussed: (1) radio channel measurement procedure and equipment; (2) large scale fading models; (3) small scale fading  ...  Procedure for radio channel measurement and modeling Research on the characterization of radio propagation is based on field measurements.  ... 
doi:10.1007/s11434-012-5203-2 fatcat:fkvxorfk2bcdtdwkpr4igm6mem

On MIMO Channel Modeling for the Mobile Wireless Systems

Rachna Mahey, Jyoteesh Malhotra
2015 International Journal of Future Generation Communication and Networking  
This paper provides a survey on the most significant developments in the field of MIMO channel modeling. Several different classes of MIMO channel models are summarized, here.  ...  This paper surveys the different channel models used to characterize the wireless systems. Generally, the channel models are classified as Physical models and Analytical models.  ...  The geometry-based stochastic channel models (GSCM) characterize the impulse response on the basis of wave propagation laws applied to specific transmitter, receiver and scatterer geometries, which are  ... 
doi:10.14257/ijfgcn.2015.8.5.03 fatcat:p6nvphooyjdcbekezdgz2pwoqy

Survey of Channel and Radio Propagation Models for Wireless MIMO Systems

P Almers, E Bonek, A Burr, N Czink, M Debbah, V Degli-Esposti, H Hofstetter, P Kyösti, D Laurenson, G Matz, AF Molisch, C Oestges (+1 others)
2007 EURASIP Journal on Wireless Communications and Networking  
Finally, we describe a couple of key features of channels and radio propagation which are not sufficiently included in current MIMO models.  ...  This paper provides an overview of the state-of-the-art radio propagation and channel models for wireless multiple-input multiple-output (MIMO) systems.  ...  ACKNOWLEDGMENT This work was conducted within the EC funded Network-of-Excellence for Wireless Communications (NEWCOM).  ... 
doi:10.1155/2007/19070 fatcat:pgzuu4jdxveknfl2ertpfz6rna

Vehicular Channel Characterization and Its Implications for Wireless System Design and Performance

Christoph F. Mecklenbrauker, Andreas F. Molisch, Johan Karedal, Fredrik Tufvesson, Alexander Paier, Laura Bernado, Thomas Zemen, Oliver Klemp, Nicolai Czink
2011 Proceedings of the IEEE  
The development of such dependable vehicular communication systems and standards requires accurate models of the propagation channel in all relevant environments and scenarios.  ...  This paper provides an overview of the existing vehicular channel measurements in a variety of important environments, and the observed channel characteristics (such as delay spreads and Doppler spreads  ...  The Federal Ministry for Transport, Innovation, and Technology of Austria (BMVIT) is acknowledged for granting a test license in the 5.9-GHz band.  ... 
doi:10.1109/jproc.2010.2101990 fatcat:o6hfwuqvnzhuphnuh2lsjeqnza

Propagation measurements and models for wireless communications channels

J.B. Andersen, T.S. Rappaport, S. Yoshida
1995 IEEE Communications Magazine  
To achieve ubiquitous PCS, new and novel ways of classifying wireless environments will be needed that are both widely encompassing and reasonably compact.  ...  In the carly days, planning was mainly based on empirical formulas with an experimental background.  ...  Modeling and Prediction -Various propagation models for the street microcells based on a r w o p t i c theory have been proposed.  ... 
doi:10.1109/35.339880 fatcat:xx6ppquixjgubciqi4mki6j6ry

REVIEW OF WIRELESS MIMO CHANNEL MODELS

CL Anioke, CO Nnamani, CI Ani
2016 Nigerian Journal of Technology  
The review includes the characterization of the MIMO channel, model classifications and their applications to different environments as well as MIMO mobility models.  ...  In order to determine the spatial or directional information of the MIMO channel, channel models must include  ...  Propagation Based Models The Virtual Channel Representation (VCR) model employs a virtual partitioning of the spatial environment to characterize the MIMO channel as shown in figure 5 . square Figure  ... 
doi:10.4314/njt.v35i2.20 fatcat:iczlfyvc7vgdzjvybqz4qery2e

Extended Jointly Gaussian Approach for Iterative Equalization

M. Jar, C. Schlegel
2010 2010 IEEE International Conference on Communications  
This figure of merit shows that a significant increase in througput can be obtained by removing some terms from the interference pool, specially for MIMO channels.  ...  A novel equalization scheme for signals transmitted over multipath Multiple-Input Multiple-Output (MIMO) channels, well-suited for iterative processing, is proposed in this work.  ...  For microcells, the path loss is based on the COST 231 Walfish-Ikegami nonline-of-sight (NLOS) model [49] .  ... 
doi:10.1109/icc.2010.5502677 dblp:conf/icc/JarS10 fatcat:wt6ardxhmjam7jrrxecnalfyke

A Semi-Deterministic Channel Model for VANETs Simulations

Jonathan Ledy, Hervé Boeglen, Anne-Marie Poussard, Benoît Hilt, Rodolphe Vauzelle
2012 International Journal of Vehicular Technology  
It is based on CRT (Communication Ray Tracer) and SCME—UM (Spatial Channel Model Extended—Urban Micro) which are, respectively, a deterministic channel simulator and a statistical channel model.  ...  In this paper, we propose a semi-deterministic channel propagation model for VANETs called UM-CRT.  ...  International Journal of Vehicular Technology We currently focus our work on the selection of new relevant criteria extracted from the CIR such as the RMS delay spread or the link capacity.  ... 
doi:10.1155/2012/492105 fatcat:vlssbcbhkbe2tmghyw6guryyou
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