Filters








31,578 Hits in 6.6 sec

A channel model proposal for indoor power line communications

Francisco Canete, Jose Cortes, Luis Diez, Jose Entrambasaguas
2011 IEEE Communications Magazine  
In this paper, a channel model for broadband indoor Power Line Communications (PLC) is presented and discussed.  ...  The validity of the generated channels is assessed by comparing their behavior to the one of channels measured at several indoor power networks.  ...  Conclusion In this paper, a simple model for indoor PLC channels has been proposed.  ... 
doi:10.1109/mcom.2011.6094022 fatcat:tlvwqil5bncmdhwh24ejssmlmy

Broadband Powerline Communications: Performance Analysis

Justinian Anatory, Nelson Theethayi, M. M. Kissaka, N. H. Mvungi
2008 Zenodo  
Power line channel is proposed as an alternative for broadband data transmission especially in developing countries like Tanzania [1].  ...  In this paper the channel performance of medium voltage, low voltage and indoor power line channel is presented.  ...  POWER LINE CHANNEL MODEL It has been said that to investigate power line network performance in detail so as to optimize its transmission system a reasonably accurate channel model must be available [  ... 
doi:10.5281/zenodo.1085292 fatcat:gaw3hhz465c2fndypt6zgyrwci

Analysis of the Use of Different Decoding Schemes in LDPC Coded OFDM Systems over Indoor PLC Channels

I. Develi, Y. Kabalci
2014 Elektronika ir Elektrotechnika  
Power line communication (PLC) method is a developing technology that is intended to provide a communication platform by using conventional power lines.  ...  Different indoor channel scenarios that were generated by using new and more realistic PLC channel model proposal were also employed to evaluate the BER performance analyses.  ...  Analysis of the Use of Different Decoding Schemes in LDPC Coded OFDM Systems over Indoor PLC Channels  ... 
doi:10.5755/j01.eee.20.10.8879 fatcat:c4gdcdv35zbr5psijl26sjhn64

Random Channel Generator for Indoor Power Line Communication

P. Mlynek, J. Misurec, M. Koutny
2013 Measurement Science Review  
A detailed analysis of earlier and current research in power line communication modelling, especially for power line models, is described.  ...  The paper deals with creating an indoor power line model based on random parameters. This model approximates the real parameters of the power line communication with sufficient precision.  ...  MODELS FOR INDOOR POWER LINE CHANNELS Indoor power line channel characteristic exhibits variation with time at various levels: • There exists a long-time variation due to the switching of electrical appliances  ... 
doi:10.2478/msr-2013-0032 fatcat:zqjzcae3xvfchkz2ainva2cgwe

A clustering based channel model for indoor wireless communication

Akshay Kumar, R. Bhattacharjee, Shashank Goel
2011 2011 National Conference on Communications (NCC)  
In this paper, we present a clustering based radio channel model for a wideband frequency selective Single Input Single Output (SISO) indoor wireless channel.  ...  The proposed channel model can be extended to a frequency selective MIMO channel simulator enabling the performance evaluation of multi-antenna wideband communication systems.  ...  In this paper, we presented a clustering based radio channel model for a frequency selective SISO indoor wireless channel.  ... 
doi:10.1109/ncc.2011.5734738 fatcat:y3nv6xkjbvc2nlqrutmxgma6nq

WINNER channel model with geometric optics and probability for indoor environment

Chan Ju Park, Hyun Wook Moon, Woojoong Kim, Young Joong Yoon
2014 2014 International Symposium on Antennas and Propagation Conference Proceedings  
As a result, more accurate interference analysis and channel characteristics analysis for a wireless communication system are possible based on this modified channel model.  ...  It is proposed for predicting an indoor radio propagation to achieve more computational simple over raytracing method and better accuracy than a statistical model[1].  ...  ACKNOWLEDGMENT This work was partly supported by ICT R&D program of MSIP/IITP [ 12-911-01-111 , Development of a combined PHY/MAC interference analysis simulator for frequency sharing ] and this work was  ... 
doi:10.1109/isanp.2014.7026626 fatcat:l5qbwxkukjdg5chjcjmvvqztiy

Performance Analysis Of Mc-Ss For The Indoor Bplc Systems

Justinian Anatory
2011 Zenodo  
power-line networks are promise infrastructure for broadband services provision to end users.  ...  receiving end of an indoor channel an average of 2.5dB power loss is found.  ...  Channel Model In this paper the generalized TL theory channel model proposed in [9] [10] 13] for a power-line network with distributed branches (as shown in Fig. 1 .  ... 
doi:10.5281/zenodo.1078858 fatcat:smocimnjozd3bgnsx5bxhwz63a

Estimation of Power Packet Transfer Properties on Indoor Power Line Channel

Ryo Takahashi, Tsuguhiro Takuno, Takashi Hikihara
2012 Energies  
The dispatching properties of power packets in indoor power line channel were investigated. A power packet is physically composed of a power payload and information signals.  ...  For evaluation, the arrival power ratio and the bit error rate were calculated by numerical simulation.  ...  The authors would like to thank the reviewers for their valuable comments.  ... 
doi:10.3390/en5072141 fatcat:pk3mbnxyobhvhpn3xiwq3e3bdm

Radio Wave Propagation and Wireless Channel Modeling 2013

Bo Ai, Thomas Kürner, César Briso Rodríguez, Hsiao-Chun Wu
2014 International Journal of Antennas and Propagation  
Li et al. propose a non-WSSUS channel model for V2V communication systems.  ...  Olama et al. talk about the wireless channel modeling for ultrawideband (UWB) indoor wireless channels.  ...  Li et al. propose a non-WSSUS channel model for V2V communication systems.  ... 
doi:10.1155/2014/670564 fatcat:2xhsh7l5mzgazavjr4fgdji4wa

Approach for modelling of broadband low-voltage PLC channels using graph theory

Xiongwen Zhao, Hui Zhang, Wenbing Lu, Liang Li
2018 IET Communications  
In this work, the authors propose a novel PLC channel modelling approach using graph theory for the first time when knowing the power-line network topologies and cable distributed parameters.  ...  However, due to the heterogeneity of a practical power-line network and various loads connected to its termination points, modelling and simulation of power-line communication (PLC) channels are difficult  ...  The results show that it can simulate the channel transfer function well for indoor power-line networks with both simple and complicated PLC topologies.  ... 
doi:10.1049/iet-com.2017.1175 fatcat:i5kx234ogbdj7lqa2ir73vq3yu

Modeling Transfer Function of Electrical Power Lines for Broadband Power Line Communication

Saad D. Bennani
2012 International Journal of Communications, Network and System Sciences  
In this paper, we present an approach to model the transfer function of electrical power lines for broadband power line communication.  ...  Phase response for medium voltage channel with 1 branch (a); 5 branches (b); 10 branches (c); and 15 branches (d).  ...  The most widely used model for the power line channel transfer function H(f) is the multipath model proposed by Philipps [3] and Zimmermann [4] .  ... 
doi:10.4236/ijcns.2012.51005 fatcat:zrdquelkf5e7tdekto7otz25cy

Modeling UWB indoor channel with shadowing processes

Ruonan Zhang, Lin Cai
2007 The Fourth International Conference on Heterogeneous Networking for Quality, Reliability, Security and Robustness & Workshops - QSHINE '07  
Based on the Angular Power Spectrum and the human blocking models, we build a packet-level UWB channel model considering the shadowing processes.  ...  In an indoor ultra-wideband (UWB) communication environment, the line-of-sight (LOS) between the transmitter and receiver may be frequently blocked by moving people.  ...  Acknowledgment This work has been supported by a research grant from Bell University Laboratories (BUL) under the sponsorship of Bell Canada.  ... 
doi:10.1145/1577222.1577257 dblp:conf/qshine/ZhangC07 fatcat:ah7df4kjvjbenidpl32wrjd22u

Direct-Sequence/Spread-Spectrum Communication System with Sampling Rate Selection Diversity

Y. SUZUKI, A. M. BOSTAMAM, M. INAMORI, Y. SANADA
2008 IEICE transactions on communications  
In the proposed SRSD scheme, the power consumption can be reduced by selecting the optimum sampling rate depending on the characteristics of the channel.  ...  The proposed SRSD scheme can also reduce the BER more than the conventional oversampling scheme under certain channel conditions.  ...  Indoor Channel Sampling Rate Average Power Scenario Model Per Chip Consumption 1 4 Indoor Channel A 23.08% 76.92% 12.54 Residential Channel B 59.07% 40.93% 7.14 Indoor Channel A 24.66%  ... 
doi:10.1093/ietcom/e91-b.1.267 fatcat:fxs5cpyx6jbnlnjhnhvvwuulke

Wideband Parameters Analysis and Validation for Indoor radio Channel at 60/70/80GHz for Gigabit Wireless Communication employing Isotropic, Horn and Omni directional Antenna

E. Affum, E.T. Tchao, K. Diawuo, K. Agyekum
2013 International Journal of Advanced Computer Science and Applications  
Recently, applications of millimeter (mm) waves for high-speed broadband wireless local area network communication systems in indoor environment are increasingly gaining recognition as it provides gigabit-speed  ...  wireless communications with carrier-class performances over distances of a mile or more due to spectrum availability and wider bandwidth requirements.  ...  In April 2007, A 60GHz indoor propagation channel model based on the ray-tracing method was proposed by Chong et al, and in that study, they validated the proposed model with measurements conducted in  ... 
doi:10.14569/ijacsa.2013.040638 fatcat:5juxau7u25h6tknr22ez4ngo4u

Optimization of Received Power and SNR for an Indoor Attocells Network in Visible Light Communication

M. S. M Gismalla, Department of Communication Engineering, Faculty of Electrical and Electronic Engineering, Universiti Tun Hussein Onn Malaysia (UTHM), Parit Raja, 86400 Batu Pahat, Johor, Malaysia, M. F. L Abdullah
2019 Journal of Communications  
In this paper, the optical attocells configuration and LEDs distribution are proposed for optimizing the received power and Signal-to-Noise Ratio (SNR) in the Line of Sight (LOS) propagation link.  ...  Hence, the proposed configuration model has improved the performance of VLC systems and has widen the window for future improvement.  ...  In the other hand, the VLC attocell network was proposed as a type of novel integration in order to offer communication as well as illumination for a large area of an indoor environment.  ... 
doi:10.12720/jcm.14.1.64-69 fatcat:emzd5wld5naafem7jnqkiczzga
« Previous Showing results 1 — 15 out of 31,578 results