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Non-linear distortion noise cancellation for satellite forward links

Svilen Dimitrov
2016 2016 8th Advanced Satellite Multimedia Systems Conference and the 14th Signal Processing for Space Communications Workshop (ASMS/SPSC)  
In this paper, an iterative receiver that performs non-linear distortion noise cancellation is proposed for application at the user terminal in the DVB-S2X satellite forward link.  ...  The satellite forward-link channel is comprehensively modelled, including the input multiplexing (IMUX) and output multiplexing (OMUX) filter responses at the satellite transponder, the non-linear travelling  ...  In this paper, symbol-based equalization with non-linear noise cancellation is proposed for the satellite forward link as an addition to the standard linear equalizer at the receiver.  ... 
doi:10.1109/asms-spsc.2016.7601465 dblp:conf/asms-spsc/Dimitrov16 fatcat:pgjhh4v6ivh2xdk7u3z3qnhgxy

Non-Linear Distortion Cancellation and Symbol-Based Equalization in Satellite Forward Links

Svilen Dimitrov
2017 IEEE Transactions on Wireless Communications  
In this paper, a low-complexity symbol-based equalizer that performs non-linear distortion cancellation is proposed for application at the user terminal in the DVB-S2X satellite forward link.  ...  the satellite transponder, and the phase noise at the user terminal, according to the very-small aperture terminal (VSAT) reference scenario.  ...  Transmission over the satellite forward-link channel suffers from linear and non-linear distortions.  ... 
doi:10.1109/twc.2017.2699185 fatcat:adb7xup23ncinhxuey6d3scdja

Non-linear distortion noise cancellation for satellite return links

Svilen Dimitrov
2016 2016 IEEE International Conference on Communications (ICC)  
In this paper, an iterative receiver that performs non-linear distortion noise cancellation is presented.  ...  Index Terms-Non-linear noise cancellation, satellite communications, TDMA, OFDMA, SC-FDMA, spectral efficiency.  ...  Fig. 4 : 4 Variance of non-linear distortion noise for 16-QAM with after an SSPA in the satellite return link.  ... 
doi:10.1109/icc.2016.7511494 dblp:conf/icc/Dimitrov16 fatcat:7sonvrii4ndkphlkaxliipqezm

Estimation and cancellation of transponder distortions in satellite forward links using memory polynomials

Svilen Dimitrov
2018 International Journal of Satellite Communications And Networking  
In this paper, a practical realization of a non-linear equalizer with distortion cancellation at a satellite receiver is studied, using a memory polynomial model for channel estimation and distortion cancellation  ...  cancellation loop with only marginal degradation of packeterror rate (PER) performance [11] in the single-carrier satellite forward link.  ...  Block diagram of the proposed receiver using a symbol-based equalizer with non-linear distortion cancellation in the satellite forward link. non-linear equalizer.  ... 
doi:10.1002/sat.1239 fatcat:xt2zb3ceovf5vn2zeorktpxy7m

Iterative Cancellation of Non-Linear Distortion Noise in Digital Communication Systems

Svilen Dimitrov
2015 IEEE Transactions on Communications  
Analytical modeling of the received electrical signal-to-noise ratio (SNR) is carried out for OFDMA with one iteration of non-linear distortion noise cancellation.  ...  In this paper, an iterative receiver that performs non-linear distortion noise cancellation is presented.  ...  Fig. 2 : 2 Attenuation factor of the non-linear distortion for 16-QAM with an SSPA in return link. Fig. 3 : 3 Variance of non-linear distortion noise for 16-QAM with an SSPA in return link.  ... 
doi:10.1109/tcomm.2015.2424241 fatcat:uknwr36wuzaihbcz6guacsjqbu

Feasibility study of full-duplex relaying in satellite networks

Mysore R Bhavani Shankar, Gan Zheng, Sina Maleki, Bjorn Ottersten
2015 2015 IEEE 16th International Workshop on Signal Processing Advances in Wireless Communications (SPAWC)  
This confirms that the satellite full-duplex communications could be a promising solution for the efficient use of satellite spectrum, at least from a technical point of view.  ...  Subsequently, closed-form expressions for the various interference components are derived.  ...  Predistortion tends to mitigate the non-linear distortions of the transponder [18] while a fractionally spaced equalizer with centroid decoding tends to mitigate residual non-linearity and group delay  ... 
doi:10.1109/spawc.2015.7227100 dblp:conf/spawc/ShankarZMO15 fatcat:nhosrkp5cbc4life7zjmsfokxe

Capacity Enhancing Techniques for High Throughput Satellite Communications [chapter]

Svilen Dimitrov, Stefan Erl, Benjamin Barth, Rosalba Suffritti, Niccoló Privitera, Gabriele Boccolini, Adegbenga B. Awoseyila, Argyrios Kyrgiazos, Barry G. Evans, Stephan Jaeckel, Belén Sánchez, Ana Yun Garcia (+1 others)
2015 Lecture Notes of the Institute for Computer Sciences, Social Informatics and Telecommunications Engineering  
These include advanced predistortion and equalization techniques for the forward link, synchronization and non-linear distortion minimization techniques for the return link waveforms.  ...  These include satellite-switched smart gateway diversity, interferenceaware scheduling (IAS) for the forward link and scheduling based on multi-partite graph matching for the return link.  ...  In this paper, non-linear pre-distortion and equalization techniques are evaluated in a multi-carrier scenario in the forward satellite link.  ... 
doi:10.1007/978-3-319-25479-1_6 fatcat:k5pjuc2ylfdlrfcdi4hb24rkli

Turbo-equalization of the remaining interference in a pre-distorted non-linear satellite channel

Th. Deleu, F. Horlin, M. Dervin
2014 2014 IEEE International Conference on Acoustics, Speech and Signal Processing (ICASSP)  
Pre-distortion algorithms are therefore considered at the transmitter side to compensate for the non-linear interference induced by the channel.  ...  In satellite broadcast and broadband communication systems, it is desirable to relax as much as possible the complexity of terminals for feeder-to-user links.  ...  A second pre-distortion algorithm is the order p inverse for non-linear systems, described for instance in [3] and specified for the satellite channel in [4] .  ... 
doi:10.1109/icassp.2014.6853938 dblp:conf/icassp/DeleuHD14 fatcat:645iyju4qnhedi7zhskyzn5ugu

Detection of orbital debris using self-interference cancellation residual signal

S. Jayasimha, P. Jyothendar
2013 2013 IEEE International Conference on Space Science and Communication (IconSpace)  
We show that large-antenna earth-stations, communicating with geo-stationary satellite-relays and re-using spectrum via self-interference cancellation, can detect line-of-sight orbital debris.  ...  We also provide new insights into the influence of weather and orbital debris on selfinterference canceller performance.  ...  We have analyzed the effect of LOS OD on frequency-reuse satellite-relay communications in the context of bi-static forward-scatter radar.  ... 
doi:10.1109/iconspace.2013.6599447 fatcat:e5z6n6p67zawnj4avy6i2mqh7e

Spectrally efficient waveforms for the return link in satellite communication systems

Svilen Dimitrov, Niccolo Privitera, Rosalba Suffritti, Gabriele Boccolini, Adegbenga B. Awoseyila, Barry G. Evans
2015 2015 European Conference on Networks and Communications (EuCNC)  
Key solutions to the challenges in a geostationary orbit (GEO) satellite channel, such as synchronization and non-linear distortion, are presented.  ...  In this paper, we study the applicability of terrestrial mobile waveforms in the return link of a high throughput satellite (HTS) communication system.  ...  In this paper, we present key solutions addressing the synchronization and non-linear distortion challenges for the application of these waveforms in the return link of GEO HTS systems.  ... 
doi:10.1109/eucnc.2015.7194030 dblp:conf/eucnc/DimitrovPSBAE15 fatcat:awx23yfbdne4film3raixgas7q

New Radio Numerology and Waveform Evaluation for Satellite Integration into 5G Terrestrial Network

Arunprakash Jayaprakash, Barry G. Evans, Pei Xiao, Adegbenga B. Awoseyila, Yingnan Zhang
2020 ICC 2020 - 2020 IEEE International Conference on Communications (ICC)  
The performance evaluation of the new air interface waveforms, with different numerologies, are carried out under the effect of carrier frequency offset (CFO), multipath effects, non-linearity, phase noise  ...  Hence, the selection of the right waveform and numerology is of prime relevance for the proper adaptation of 5G NR for LEO satellite terrestrial integration.  ...  , high non-linear degradation, power-limited link budget and phase noise.  ... 
doi:10.1109/icc40277.2020.9149274 dblp:conf/icc/JayaprakashEXAZ20 fatcat:jyeiy7ajtbaj7lc7th44wixobe

A Neural Network Pre-Distorter for the Compensation of HPA Nonlinearity: Application to Satellite Communications

Rafik Zayani, Ridha Bouallegue
2007 2007 4th IEEE Consumer Communications and Networking Conference  
Efficient High Power Amplifiers (HPA) present non-linearities generating amplitude and phase distortions on the HPA output signal; the proposed pre-distortion technique will reduce theses distortions.  ...  In this paper, we propose a pre-distortion scheme based on a feed-forward neural network.  ...  Daniel ROVIRAS for his valuable advice.  ... 
doi:10.1109/ccnc.2007.98 dblp:conf/ccnc/ZayaniB07 fatcat:hzuj45eq45c5tkcheqj2lf2nla

A Survey of Self-Interference Management Techniques for Single Frequency Full Duplex Systems

Chinaemerem David Nwankwo, Lei Zhang, Atta Quddus, Muhammad Ali Imran, Rahim Tafazolli
2018 IEEE Access  
It also quantifies the amount of self-interference cancellation required for different access schemes from the first generation to the candidate fifth generation of mobile cellular systems.  ...  INDEX TERMS 5G, active interference cancellation, full duplex, passive interference mitigation, remote radio heads, self-interference cancellation. 30242 2169-3536  ...  The authors would like to acknowledge the support of the University of Surrey 5GIC (http://www.surrey.ac.uk/5gic) members for this work.  ... 
doi:10.1109/access.2017.2774143 fatcat:f7jkp72l65d7pb25oas265uy34

A comparison of iterative receivers for the non linear satellite channel

Bouchra Benammar, Nathalie Thomas, Charly Poulliat, Marie-Laure Boucheret, Mathieu Dervin
2015 2015 IEEE 16th International Workshop on Signal Processing Advances in Wireless Communications (SPAWC)  
This paper presents a comparison of different instances of advanced iterative receivers for the non linear satellite channel.  ...  It is shown that the frequency domain implementation of the linear equalizer achieves good performance complexity trade-off.  ...  NON LINEAR SATELLITE CHANNEL Transmission using satellite services is subject to linear and non linear distortions owing to the processing on-board the satellite transponder.  ... 
doi:10.1109/spawc.2015.7227092 dblp:conf/spawc/BenammarTPBD15 fatcat:nkmmv2z2evazhj5wilchwve5la

Per block pre-distortion of a multi-carrier non-linear satellite communication channel

Th. Deleu, M. Dervin, F. Horlin
2013 2013 IEEE International Conference on Communication, Networks and Satellite (COMNETSAT)  
In this paper, we propose a pre-distortion algorithm for a two carriers non-linear satellite communication channel.  ...  Simulations for the 8PSK modulation show that the algorithm is able to greatly reduce the impact of the non-linear interference.  ...  INTRODUCTION Compensation of the non-linear satellite channel with memory has been already well studied for the single carrier case.  ... 
doi:10.1109/comnetsat.2013.6870865 fatcat:5g5azfojvrde5drioltksypz6y
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