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Adaptive Resource Scheduling for Dual Connectivity in Heterogeneous IoT Cellular Networks

Wooseong Kim
2016 International Journal of Distributed Sensor Networks  
In this paper, we propose a heterogeneous cellular IoT network architecture using the aforementioned two small cell features, as well as scheduling algorithms for load balancing in the dual connectivity  ...  and for dynamic TDD configuration to mitigate interference in the small cell cluster.  ...  of TD-LTE small cells in the heterogeneous networks.  ... 
doi:10.1155/2016/6036952 fatcat:xey4vblo6rd4xjnsmxzkm57roa

On the Coexistence among WiMAX-TDD, TD-LTE, and TD-SCDMA

Bong-Youl Cho, Jin-Young Kim
2010 Journal of the Korean Institute of Electromagnetic Engineering and Science  
(TD-LTE).  ...  However, as long as the TDD ratios of the adjacent operators are similar, configurations in the systems permit perfect time synchronization between the two heterogeneous TDD systems, and the resulting  ...  In addition, an operator configurable delay or offset between the beginning of an IEEE 802.16m-TDD frame and a TD-LTE frame can be applied in some configurations to minimize the time allocated to idle  ... 
doi:10.5515/jkiees.2010.10.3.104 fatcat:y2i5fokea5hodj7zewlux73fia

A novel downlink semi-persistent packet scheduling scheme for VoLTE traffic over heterogeneous wireless networks

Myasar R. Tabany, Chris G. Guy, R. Simon Sherratt
2017 EURASIP Journal on Wireless Communications and Networking  
In the meantime, working in a heterogeneous wireless communication network looks inevitable.  ...  However, deploying a new LTE network or a transition from current legacy cellular networks to LTE can take several years to roll out.  ...  Publisher's Note Springer Nature remains neutral with regard to jurisdictional claims in published maps and institutional affiliations.  ... 
doi:10.1186/s13638-017-0846-y fatcat:3boquz53h5fbfe5e3ytbe7clde

Three Decades of 3GPP Target Cell Search through 3G, 4G, and 5G: Flying towards Always-on Intelligence

SeungHwan Won, Sang Won Choi
2020 IEEE Access  
of synchronization signal symbols under heterogeneous cellular networks in conjunction with cell range expansion.  ...  Moreover, trite approaches of balancing numerous parameters in a classic manner cannot guarantee a timely efficient harmonization through dynamically configured heterogeneous networks.  ... 
doi:10.1109/access.2020.3003012 fatcat:4cgwvxecsfgoxadpsz5yiussya

5G New Radio: Dynamic Time Division Duplex Radio Resource Management Approaches

F. S. Samidi, N. A. M. Radzi, W. S. H. M. W. Ahmad, F. Abdullah, M. Z. Jamaludin, A. Ismail
2021 IEEE Access  
The implemented scheme was tested with seven configuration options predefined in the LTE.  ...  This traffic-aware system will determine the most appropriate configuration in the entire hybrid network, based on the traffic dynamics.  ... 
doi:10.1109/access.2021.3104277 fatcat:s6xyfoefwnanzd7be642wleul4

Interference-Aware Flexible TDD Design for Massive MIMO 5G Systems [article]

David M. Gutierrez-Estevez
2018 arXiv   pre-print
Performance evaluation results show significant gains when our design is compared to the standard TD-LTE.  ...  In this paper, a practical novel TDD design principle is proposed for massive multiple-input multiple-output (MIMO) heterogeneous networks (HetNets) that leverages the inherent features of a flexible TDD  ...  Furthermore, the most suitable TD-LTE reference configuration is chosen for each time frame to match the load requirements, in a similar fashion to what 3GPP's eIMTA enables [9] .  ... 
arXiv:1803.03431v1 fatcat:ibebk6mzuvd4lgr4zg3z26z4em

Prospective of Fifth Generation Mobile Communications

Anwar M Mousa
2012 International Journal of Next-Generation Networks  
core and a single fully reconfigurable terminal able to autonomously operate in different heterogeneous access networks is proposed.  ...  It also reviews in brief the evolution of wireless and cellular systems focusing on four main key factors: radio access, data rates, bandwidth and switching schemes in addition to change in network architecture  ...  process between heterogeneous networks.  ... 
doi:10.5121/ijngn.2012.4302 fatcat:44tjkxfakbchhnwsvkroqoqttu

QOE Improvement for Dynamic Adaptive Streaming of Multimedia in LTE Cellular Network Using Cross-layer Communication

Anand D. Mane, Electronics and Telecommunication Department of Sardar Patel Institute of Technology, Andheri(w), Mumbai, India and Research scholar at Electronics and Telecommunication Department of Terna Engineering College, Nerul, Navi Mumbai, India, Uday Pandit Khot
2022 International Journal of Wireless and Microwave Technologies  
Simulation in Network Simulator-3 provide credible evidence that this proposed cross-layer algorithm outperforms between earlier algorithm in providing better Quality Of Experience for real time, adaptive  ...  This Research focuses on cross layer approach to enhance the User Experience and Quality Of Service of video streaming in Long Term Evolution mobile network.  ...  Introduction The Video streaming in the cellular Network is growing and expanding services due to the emergence of multimedia based applications.  ... 
doi:10.5815/ijwmt.2022.02.05 fatcat:ul57u4ne2fal3i5vookqckc5yi

Applications of Intelligent Radio Technologies in Unlicensed Cellular Networks - A Survey

2021 KSII Transactions on Internet and Information Systems  
Unlicensed spectrum cellular networks have been proposed as a solution in response to severe spectrum shortage.  ...  We will also discuss some open issues and challenges for future research on the IR applications in unlicensed cellular networks.  ...  in an LTE-U based UAV-assisted heterogeneous network.  ... 
doi:10.3837/tiis.2021.07.020 fatcat:uzb3gqtsezcgzehvjige3vgiwq

Intelligent and efficient development of wireless networks: A review of cognitive radio networks

Ping Zhang, Yang Liu, ZhiYong Feng, QiXun Zhang, Qian Li, Ding Xu
2012 Chinese Science Bulletin  
Key issues for each topic, followed with recent research on theory and method, are then classified and the industrialization developments of CRN testbeds based on TD-LTE cellular system and standards are  ...  Facing the challenges on how to improve spectrum efficiency and how to realize heterogeneous network convergence in future wireless networks, a cognitive radio network (CRN) is proposed as one of the solutions  ...  Besides, DSA can also be applied in different heterogeneous cellular networks by dynamically sharing vacant spectrum in the intra-operator scenario.  ... 
doi:10.1007/s11434-012-5334-5 fatcat:avxcrfrc5ngvpklrdxyucpjf44

Applications of self-interference cancellation in 5G and beyond

Steven Hong, Joel Brand, Jung Choi, Mayank Jain, Jeff Mehlman, Sachin Katti, Philip Levis
2014 IEEE Communications Magazine  
Not only does it render entire ecosystems like TD-LTE obsolete, it enables future networks to leverage fragmented spectrum, a pressing global issue that will continue to worsen in 5G networks.  ...  Not only does it render entire ecosystems like TD-LTE obsolete, it also enables future networks to leverage fragmented spectrum, a pressing global issue that will continue to worsen in 5G networks.  ... 
doi:10.1109/mcom.2014.6736751 fatcat:qul3hmkvhbhabnkd7s7mq7drvy

Dynamic uplink-downlink optimization in TDD-based small cell networks

Mohammed S. ElBamby, Mehdi Bennis, Walid Saad, Matti Latva-aho
2014 2014 11th International Symposium on Wireless Communications Systems (ISWCS)  
Our results also show that the proposed algorithm is well- adapted to dynamic traffic conditions and different network sizes, and operates efficiently in case of severe cross-link interference in which  ...  To solve this game, a self-organizing UL/DL resource configuration scheme for TDD-based small cell networks is proposed.  ...  The problem of dynamic UL-DL configuration in TD-LTE systems is studied in [6] .  ... 
doi:10.1109/iswcs.2014.6933488 dblp:conf/iswcs/ElBambyBSL14 fatcat:u5vp5wox6rgyriibrtl4prgtuq

Integration of LTE 230 and LTE 1800 in Power Wireless Private Networks

Ding, Miao, Zhang, Li, Liu, Zou, Xu
2019 Future Internet  
Although the power wireless private network is an imitation of the public cellular network, a number of special challenges remain in power private networks.  ...  Power wireless private networks (PWPNs) have been highly developed in China in recent years.  ...  Integration of the Access Network Synchronization Signal of TD-LTE 1800 In the LTE 1800 system, in the time domain, which is divided into two half-frames of length 5 ms.  ... 
doi:10.3390/fi11110221 fatcat:ift4y4inzfez7btfvrpwe5xey4

Small Cell Deployments: Recent Advances and Research Challenges [article]

Zubin Bharucha, Emilio Calvanese, Jiming Chen, Xiaoli Chu, Afef Feki, Antonio De Domenico, Ana Galindo-Serrano, Weisi Guo, Raymond Kwan, Jimin Liu, David López-Pérez, Massod Maqbool, Ying Peng, Samir Perlaza (+4 others)
2012 arXiv   pre-print
small cell roll-outs and heterogeneous cellular networks.  ...  These topics collectively represent the current trends in small cell deployments.  ...  The workshop hosted cutting-edge presentations about the latest advances and research challenges in small cell roll-outs and heterogeneous cellular networks.  ... 
arXiv:1211.0575v1 fatcat:rdclcpvupzdd7ikzrqswbhwnnm

Cross Layer Design for Efficient Video Streaming over LTE Using Scalable Video Coding

Rakesh Radhakrishnan, Balaaji Tirouvengadam, Amiya Nayak
2012 Network Protocols and Algorithms  
over LTE networks.  ...  Authors of [19] compare SE of MBSFN based LTE networks using different MCS selection algorithms. A typical unicast transmission will have 14 OFDM symbols per sub frame.  ...  Figure 1 illustrates the overall architecture of real-time video delivery over LTE cellular networks, in which the network is comprised of the access network and the core network, known as evolved UMTS  ... 
doi:10.5296/npa.v4i4.2171 fatcat:qzmwhrul6rbq3h36xsxdk5yegq
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