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Transparent Tx and Rx Waveform Processing for 5G New Radio Mobile Communications [article]

Toni Levanen, Juho Pirskanen, Kari Pajukoski, Markku Renfors, Mikko Valkama
2018 arXiv   pre-print
Several different waveform processing techniques have been studied and proposed for the 5G new radio (NR) physical layer, to support new mixed numerology and asynchronous services.  ...  Mixing of different waveform processing techniques is possible by setting adequate requirements for transmitter and receiver baseband processing allowing transparent design.  ...  support for mixed numerology or asynchronous UL services in 5G NR networks.  ... 
arXiv:1808.08786v1 fatcat:q2h64oymvrerzcyms2osrmsey4

Fundamentals of Multi-Numerology 5G New Radio [article]

Ahmet Yazar, Berker Peköz, Hüseyin Arslan
2019 arXiv   pre-print
The physical layer of 5G cellular communications systems is designed to achieve better flexibility in an effort to support diverse services and user requirements.  ...  OFDM waveform parameters are enriched with flexible multi-numerology structures.  ...  As can be seen from the above examples, LTE has limited flexibility and cannot support the rich application and user requirements of 5G services [3] . 5G is designed to provide a wide variety of services  ... 
arXiv:1805.02842v2 fatcat:6b7xoroslvevbou3wve3p34ktu

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)  
for the 5G NR to support integrated-satellite-terrestrial networks with low earth orbit (LEO) satellites.  ...  maintain backward compatibility. 5G New Radio enables diverse service support, efficient synchronization and channel adaptability using a multinumerology concept, which defines a family of parameters  ...  The authors also would like to acknowledge the support of the University of Surrey 5GIC (http://www.surrey.ac.uk/5gic).  ... 
doi:10.1109/icc40277.2020.9149274 dblp:conf/icc/JayaprakashEXAZ20 fatcat:jyeiy7ajtbaj7lc7th44wixobe

Filtered orthogonal frequency division multiplexing for improved 5G systems

Ammar A. Sahrab, Alaa Doohee Yaseen
2021 Bulletin of Electrical Engineering and Informatics  
Thus, 5G have to provide coverage to multi-numerology devices, therefore, modulation and access schemes are suggested in the literature such as cyclic prefix orthogonal frequency division multiplexing  ...  In f-OFDM, the out of band emission can be suppressed to an accepted extent such that different numerologies can be coexisting.  ...  To support the various services requirements, 5th generation (5G) has been designed to employ various numerologies, in which different services can be utilized.  ... 
doi:10.11591/eei.v10i4.3119 fatcat:f2gj54wt3rerlfurgc5cbpqw7u

A Waveform Parameter Assignment Framework for 6G with the Role of Machine Learning

Ahmet Yazar, HUSEYIN ARSLAN
2020 IEEE Open Journal of Vehicular Technology  
To meet all of the requirements, several new configurable parameters are defined in 5G New Radio (NR).  ...  INDEX TERMS 6G, beyond 5G, machine learning, multiple numerologies, OFDM, radio resource management, scheduling, waveform.  ...  Compared to 5G NR, 6G will need to meet more requirements [3] - [6] with a very large number of configurable parameters.  ... 
doi:10.1109/ojvt.2020.2992502 fatcat:cg4gn7qvz5f3zf6m5ldenje53e

Filtered-OFDM - Enabler for Flexible Waveform in The 5th Generation Cellular Networks [article]

Xi Zhang, Ming Jia, Lei Chen, Jianglei Ma, Jing Qiu
2015 arXiv   pre-print
With the conventional OFDM, a unified numerology is applied across the bandwidth provided, balancing among the channel characteristics and the service requirements, and the spectrum efficiency is limited  ...  In contrast, with f-OFDM, the assigned bandwidth is split up into several subbands, and different types of services are accommodated in different subbands with the most suitable waveform and numerology  ...  In each subband, the OFDM numerology is optimized according to the channel characteristics and service requirements (See Table III ).  ... 
arXiv:1508.07387v1 fatcat:k72y7vqk4rgpppgkicq32fgf4q

Flexible Multi-Numerology Systems for 5G New Radio

Ahmet Yazar, H�seyin Arslan
2018 Journal of Mobile Multimedia  
The physical layer of 5G cellular communications systems is designed to achieve better flexibility in an effort to support diverse services and user requirements.  ...  Orthogonal frequency division multiplexing (OFDM) waveform parameters are enriched with flexible multi-numerology structures.  ...  Acknowledgement The authors would like to thank Berker Peköz for his valuable comments and suggestions to improve the quality of the paper.  ... 
doi:10.13052/jmm1550-4646.1442 fatcat:tspqio76tjdrzeglc6zn35mpha

5G NR system design: a concise survey of key features and capabilities

Federica Rinaldi, Alessandro Raschellà, Sara Pizzi
2021 Wireless networks  
Our focus is set on the flexibility of 5G NR, which refers to its capability to support novel services and technologies, such as enhanced Mobile Broadband (eMBB) and Internet of Things (IoT) for massive  ...  The key enablers of the 5G NR operation are scalable numerology, ultra-lean and beam-centric design, support for low latency, spectrum extension, and forward compatibility.  ...  the 5G requirements and support various carrier frequencies and deployments. 2017 [1] The paper investigates the key features of the 5G NR air interface, such as waveforms, multiple access techniques  ... 
doi:10.1007/s11276-021-02811-y fatcat:vncehtaxujby3af7dtl2goq6di

Analytical study of 5G NR eMBB co-existence

David Demmer, Robin Gerzaguet, Jean-Baptiste Dore, Didier Le Ruyet
2018 2018 25th International Conference on Telecommunications (ICT)  
3GPP release 15 focusing on 5G general outline has been published in December 2017. The major difference with respect to currently deployed LTE is the support of various physical layer numerologies.  ...  In this paper, the authors develop analytical metrics to quantify the level of distortion induced by 5G multi-service multiplexing.  ...  Multiplexing different numerologies allows the service to choose between a set of supported subcarrier spacing (SCS) and symbol durations that better fit its needs.  ... 
doi:10.1109/ict.2018.8464938 dblp:conf/ict/DemmerGDR18 fatcat:itey2jc4mrdptdd4oqzkjs24a4

On The Assessment of Human Exposure to Electromagnetic Fields Transmitted by 5G NR Base Stations

Helmut Keller
2019 Health Physics  
A 95th percentile exposure can be derived from the maximum theoretical exposure by an agreed-upon reduction factor if a more realistic exposure assessment is required.  ...  Several assessment methods of human exposure to electromagnetic fields transmitted by fifth-generation new radio base stations are discussed.  ...  Layer Waveform, Numerology and Frame Structure This is from signaling point of view Allowed combinations to be decided by RAN4 Waveform, Numerology and Frame Structure Mixed Numerology -Multiplexing different  ... 
doi:10.1097/hp.0000000000001089 pmid:31022013 fatcat:giq3iuad5razxloifwb3peq3su

5G F-OFDM Waveform Based Software-Defined Radio Technology

Dia Mohamad Ali, Zhraa Zuheir Yahya
2021 Proceedings of Engineering and Technology Innovation  
In this study, an F-OFDM waveform with unequal sub-band sizes is proposed to improve the spectrum efficiency (SE) of the 5G system.  ...  The SE using the proposed F-OFDM waveform is 6% and 5.8% higher than the SE using the conventional OFDM waveform under the simulation in the LabVIEW NXG simulator and under the practical use in the universal  ...  It does not require synchronized transmission, thus supporting multi-services, and it offers forward and backward compatibility. Additionally, it can coexist with other waveforms [10] .  ... 
doi:10.46604/peti.2022.8887 fatcat:jqlncxemzvhlzcp45lqunec3mm

Flexible fast-convolution processing for cellular radio evolution [article]

Juha Yli-Kaakinen, Toni Levanen, Arto Palin, Markku Renfors, Mikko Valkama
2022 arXiv   pre-print
The proposed scheme is demonstrated to support envisioned use cases of 5G NR and provide flexible starting point for sixth generation development.  ...  5G NR in mixed-numerology scenarios with adjustable subcarrier spacings, center frequencies, and subband bandwidths as well as providing co-exitence with LTE.  ...  WAVEFORM REQUIREMENTS The performance of the FC-F-OFDM waveforms are evaluated with respect to requirements defined for the 5G-NR waveform in 3GPP specification for base stations [20] .  ... 
arXiv:2202.02515v1 fatcat:d43tyi4vqne5nbncizeu6eq72e

Novel Universal Windowing Multicarrier Waveform for 5G Systems

Ahmed Hammoodi, Lukman Audah, Montadar Abas Taher, Mazin Abed Mohammed, Mustafa S. Aljumaily, Adeeb Salh, Shipun A. Hamzah
2021 Computers Materials & Continua  
Fifth Generation (5G) systems aim to improve flexibility, coexistence and diverse service in several aspects to achieve the emerging applications requirements.  ...  Windowing and filtering of the traditional multicarrier waveforms are now considered common sense when designing more flexible waveforms.  ...  A mandatory requirement for the 5G waveform is time domain localization and supporting required latency and short message transmission [5] .  ... 
doi:10.32604/cmc.2021.014041 fatcat:6zfdvkizifc5nn7ktailg4eawy

Analytical study of 5G NR eMBB co-existence [article]

David Demmer, Robin Gerzaguet, Jean-Baptiste Doré, Didier Le Ruyet
2018 arXiv   pre-print
3GPP release 15 focusing on 5G general outline has been published in December 2017. The major difference with respect to currently deployed LTE is the support of various physical layer numerologies.  ...  In this paper, the authors develop analytical metrics to quantify the level of distortion induced by 5G multi-service multiplexing.  ...  Multiplexing different numerologies allows the service to choose between a set of supported subcarrier spacing (SCS) and symbol durations that better fit its needs.  ... 
arXiv:1805.05591v1 fatcat:zxabn4yhljbibjmtcmyka5h3qe

Versatile mobile communications simulation: the Vienna 5G Link Level Simulator

Stefan Pratschner, Bashar Tahir, Ljiljana Marijanovic, Mariam Mussbah, Kiril Kirev, Ronald Nissel, Stefan Schwarz, Markus Rupp
2018 EURASIP Journal on Wireless Communications and Networking  
Research and development of mobile communications systems require a detailed analysis and evaluation of novel technologies to further enhance spectral efficiency, connectivity and reliability.  ...  Our simulator enables standard compliant setups according to 4G LTE, 5G NR and even beyond, making it a very flexible simulation tool.  ...  Flexible numerology 5G is envisioned to support multiple services as well as user requirements over a large range of spectrum, from sub-GHz up to mmWave frequencies.  ... 
doi:10.1186/s13638-018-1239-6 fatcat:hmw2l3nnazfmvhglm7m5mce3xu
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