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Implementation of Software Controlled Radio for Long Range Communication with High Data Rate and Optimal Capacity

In the recent past, the software controlled radio (SCR) plays major role in wireless communication for long range communication.  ...  The heuristic approach is used for improving the capacity of the SCR system in terms of Mbps.  ...  information Himpulse (Ith) for the information sub-channels is estimated in channel estimation sequence.  ... 
doi:10.35940/ijitee.j1048.0881019 fatcat:syfh3252wjbi7g6huqfu3lk5ca

Implementation and Experimental Results of Superposition Coding on Software Radio

R. K. Ganti, Z. Gong, M. Haenggi, C. Lee, S. Srinivasa, D. Tisza, S. Vanka, P. Vizi
2010 2010 IEEE International Conference on Communications  
Superposition coding is a well-known capacityachieving coding scheme for stochastically degraded broadcast channels.  ...  In this paper, we present a software-radio based design of a superposition coding system on the GNU Radio platform with the Universal Software Radio Peripheral acting as the transceiver frontend.  ...  The training sequence TS2 that follows is repeated to improve noise-averaging, thereby improving the accuracy of the channel estimates.  ... 
doi:10.1109/icc.2010.5502330 dblp:conf/icc/GantiGHLSTVV10 fatcat:5dlglkdpmrcfto4wuxhehfbvbe

Wireless innovation through software radios

Dola Saha, Dirk Grunwald, Douglas Sicker
2008 Computer communication review  
In this paper, we describe the different design variants for software radios, their programming methods and survey some of the more cutting edge uses of those radios.  ...  However, there has been a recent growth in software defined radio, which allows the basic radio medium to be manipulated by programs.  ...  Channel Estimation and Equalization: Channel fading distorts the radio signal in both amplitude and phase.  ... 
doi:10.1145/1496091.1496102 fatcat:45i6fbnaobe6njw3dngmxaqgby

VHF voice and data communications via Equatorial Electrojet scattering: Channel characterization and application of a frequency diversity technique using Software Defined Radio technology

Nadia P. Yoza, Marco A. Milla, Jorge L. Chau, Ricardo F. Alonso
2011 2011 XXXth URSI General Assembly and Scientific Symposium  
In addition, a new radio communication system based on Software-Defined Radio technology is being developed at the Jicamarca Radio Observatory.  ...  The aim of this work is to study the characteristics of the EEJ as a communication channel and to improve the quality of voice and data communications using the frequency diversity technique.  ...  One of the channel parameters that are possible to estimate is the channel bandwidth, which is obtained from the estimation of the delay spread of the channel ( m T ).  ... 
doi:10.1109/ursigass.2011.6051050 fatcat:n3iufleiaze27izq54yjti65jq

Development of Software Defined Radio Algorithm using Mimo OFDM for Short Range Communication

In the recent past, the software defined radio (SDR) using Multiple-Input-Multiple-Output Orthogonal Frequency Division Multiplex (OFDM) is implemented to improve the data rate and channel estimation with  ...  of channel estimation.  ...  OFDM technique with modu 256 quartrature amblitidude Modulation with reduced bit error rate to improve the channel estimation for short range communication.  ... 
doi:10.35940/ijitee.j1047.0881019 fatcat:v5onpi6t3jct3i6jihtiqosj7a

Implementation of SNR estimation based Energy Detection on USRP and GNU Radio for Cognitive Radio Networks [article]

Jonti Talukdar, Bhavana Mehta, Kinjal Aggrawal, Mansi Kamani
2017 arXiv   pre-print
The use of adaptive threshold for energy detection based on SNR estimation improves the spectrum sensing performance and efficiency of the cognitive radio by many folds, especially in low SNR as well as  ...  The adaptive SNR estimation based energy detection technique has the dual benefit of improving the efficiency of spectrum usage by capitalizing on the underutilization of the spectrum in an adaptive and  ...  Khyati Vachhani for her valuable guidance and inspiration in the successful completion of this work.  ... 
arXiv:1708.06802v2 fatcat:xqyp4dalvzfx7kegp66km5zfri

USRP2 implementation of compressive sensing based channel estimation in OFDM

Tina Jayce Mathews, Zhu Han
2013 2013 Third International Conference on Communications and Information Technology (ICCIT)  
Hardware Platform: Universal Software Radio (USRP) In order to prove CS estimation in a real time system, we use a software defined radio.  ...  Another way to improve the channel estimation is improve the accuracy of the interpolation itself.  ... 
doi:10.1109/iccitechnology.2013.6579527 fatcat:zjrvaupbdbdjdmbldhgyfhsr6u

Interference avoidance via adaptive wavelet packet modulation in wireless communication systems

Hui-Ling Lu, P.K. Menon
2010 Proceedings of the IEEE 2010 National Aerospace & Electronics Conference  
This paper addresses the problem of adaptive modulation/demodulation scheme in the presence of interferences for wireless communication systems.  ...  Ken Sienski at Red Rapids for loaning us the WaveRunner Plus PCI digital transceiver and for providing the technical support.  ...  Reggie Brothers at DARPA for his insightful suggestions. We also would like to thank Mr.  ... 
doi:10.1109/naecon.2010.5712961 fatcat:rldlkhu6sfdulaylszdxmv7csu

The software radio architecture

J. Mitola
1995 IEEE Communications Magazine  
Software radios are also useful in introducing new channel access modes into bands where established modes must be accommodated for a number of years.  ...  Mercury'", for example, offers a mix of SHARC 21060 (Analog Devices), PowerPC RISC, and Intel i860 chips software radio centers on comparing estimated demand to the capacities of the available processors  ... 
doi:10.1109/35.393001 fatcat:jgq6evh3zbbrzkvw6bl5gthopi

What can Machine Learning do for Radio Spectrum Management?

Ebtesam Almazrouei, Gabriele Gianini, Nawaf Almoosa, Ernesto Damiani
2020 Proceedings of the 16th ACM Symposium on QoS and Security for Wireless and Mobile Networks  
Applications go from channel estimation to Signal quality control, and from signal classi cation to action control.  ...  The opening of the unlicensed radio spectrum creates new opportunities and new challenges for communication technology that can be faced by Machine Learning techniques.  ...  ML models are implemented for channel estimation, signal quality improvement, signal classi cation, and action/control for a radio signal.  ... 
doi:10.1145/3416013.3426443 dblp:conf/mswim/AlmazroueiGAD20 fatcat:2hjionukbjgo5gx6bnknaiymse

MulWiFi: Flexible Policy Enforcement in Multi-Radio High-Speed WiFi Networks

Kamran Nishat, Zartash Afzal, Ihsan Ayyub
2017 International Journal of Advanced Computer Science and Applications  
MulWiFi allows flexible policy enforcement based on application requirements and channel state information at each radio.  ...  and 4) combine fragmented channels.  ...  The controller module can obtain a list of flows and their state information from this module. • Channel Estimator Module: The channel estimator module estimates the channel conditions of each WiFi radio  ... 
doi:10.14569/ijacsa.2017.081269 fatcat:5ghlj353hzdkfatropne6b7q6e

Military Radio Communications Research in Australia

S.C. Cook, J.B. Scholz, F.B. Andrews
1993 Defence Science Journal  
A philosophy for improving digital radio system performance over complex, variable channels is outlined.  ...  A key breakthrough, called PDF-directed adaptive radio, which can provide substantially greater throughput over HF channels whilst minimising bit-error rate and delay, is described.  ...  A PHILOSOPHY FOR IMPROVING DIGITAL RADIO COMMUNICATIONS The most ambitious strategy and the one with the most dramatic potential for improving radio system performance is fast adaptation.  ... 
doi:10.14429/dsj.43.4203 fatcat:nblhlvue5jgrplkai2ymdzghxq

Software Defined Radio in Radio Frequency Identification Applications

Supriya Rani
2021 International Journal for Research in Applied Science and Engineering Technology  
In this paper, we have done a thorough literature survey and understood the working of how software-defined radio is implemented in radio frequency identification for a better BER performance.  ...  It is used for a lot of applications that prevent thefts of automobiles and merchandise.  ...  The approach for software-based carrier synchronisation for software-defined radio was presented in this study.  ... 
doi:10.22214/ijraset.2021.36778 fatcat:pjomm5dzljhmdojp3bmskyhety

Analysis of radio frequency spectrum usage using cognitive radio

Munirah Shuaibu-Sadiq, F. I. Anyasi
2020 Journal of Electrical, Control and Telecommunication Research  
The result showed that when cognitive radio displays "1" output, which is decision H1, the channel is occupied and cannot be used by the cognitive radio for communication.  ...  The developed Simulink model was interfaced with a register transfer level - software defined radio, which measures the estimated noise power of the received signal over a given time and bandwidth.  ...  radio can perform further spectrum management and the channel for communication.  ... 
doi:10.37121/jectr.vol1.111 fatcat:nxp2ygmlafgihkahgshyr3jona

Testing different Channel Estimation Techniques in Real-Time Software Defined Radio Environment

Ponnaluru Sowjanya, Penke Satyanarayana
2020 International Journal of Advanced Computer Science and Applications  
Herein, a software defined Radio (SDR) platform was used for estimating the channel.  ...  For this purpose, an experimental setup consisting of software-defined radio, Universal Software Radio Peripheral (USRP) N210 along with wide bandwidth daughter board as hardware and GNU radio is used.  ...  To support device networking, it is one of the best tools for SDR. This offers several projects to make a flexible software radio system utilizing various software libraries.  ... 
doi:10.14569/ijacsa.2020.0110273 fatcat:2ceh2tuw3bflrimhpmjgwjq5kq
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