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Performance evaluation of bandwidth reservation for mmWave 5G NR systems

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Performance evaluation of bandwidth reservation for mmWave 5G NR systems. / Begishev, V. O.; Sopin, E. S.; Molchanov, D. A.; Samouylov, A. K.; Gaidamaka, Yu V.; Samouylov, K. E.

In: Informatsionno-Upravliaiushchie Sistemy, No. 5, 01.01.2019, p. 51-63.

Research output: Contribution to journalArticleScientificpeer-review

Harvard

Begishev, VO, Sopin, ES, Molchanov, DA, Samouylov, AK, Gaidamaka, YV & Samouylov, KE 2019, 'Performance evaluation of bandwidth reservation for mmWave 5G NR systems', Informatsionno-Upravliaiushchie Sistemy, no. 5, pp. 51-63. https://doi.org/10.31799/1684-8853-2019-5-51-63

APA

Begishev, V. O., Sopin, E. S., Molchanov, D. A., Samouylov, A. K., Gaidamaka, Y. V., & Samouylov, K. E. (2019). Performance evaluation of bandwidth reservation for mmWave 5G NR systems. Informatsionno-Upravliaiushchie Sistemy, (5), 51-63. https://doi.org/10.31799/1684-8853-2019-5-51-63

Vancouver

Begishev VO, Sopin ES, Molchanov DA, Samouylov AK, Gaidamaka YV, Samouylov KE. Performance evaluation of bandwidth reservation for mmWave 5G NR systems. Informatsionno-Upravliaiushchie Sistemy. 2019 Jan 1;(5):51-63. https://doi.org/10.31799/1684-8853-2019-5-51-63

Author

Begishev, V. O. ; Sopin, E. S. ; Molchanov, D. A. ; Samouylov, A. K. ; Gaidamaka, Yu V. ; Samouylov, K. E. / Performance evaluation of bandwidth reservation for mmWave 5G NR systems. In: Informatsionno-Upravliaiushchie Sistemy. 2019 ; No. 5. pp. 51-63.

Bibtex - Download

@article{4ce6c7e5bd8b4b4698d13629d09b106d,
title = "Performance evaluation of bandwidth reservation for mmWave 5G NR systems",
abstract = "Introduction: In 3GPP New Radio (NR) systems, frequent radio propagation path blockages can lead to the disconnection of ongoing sessions already accepted into the system, reducing the quality of service in the network. Controlling access to system resource by prioritizing for the ongoing sessions can increase the session continuity. In this paper, we propose resource allocation with a reservation mechanism. Purpose: Development of a mathematical model for analyzing the effect of this mechanism on other system performance indicators - dropping probabilities for new and ongoing sessions and system utilization. The model takes into account the key features of the 3GPP NR technology, including the height of the interacting objects, the spatial distribution and mobility of the blockers, as well as the line-of-sight propagation properties between the transceivers for mmWave NR technology. Results: We analyzed the reservation mechanism with the help of a developed model in the form of a resource queueing system with signals, where the base station bandwidth corresponds to the resource, and the signals model a change in the line-of-sight conditions between the receiving and transmitting devices. Creating a priority for ongoing sessions whose service has not yet been completed provides a considerable flexibility for balancing the session continuity and dropping of a new session, with a slight decrease in the efficiency of the radio resource utility. With the developed model, we showed that reserving even a small bandwidth (less than 10{\%} of the total resources) to maintain the ongoing sessions has a positive effect on their continuity, as it increases the probability of their successful completion. Practical relevance: The proposed mechanism works more efficiently in overload conditions and with sessions which have a high data transfer rate requirements. This increases the demand for the proposed mechanism in 5G NR communication systems.",
keywords = "5G networks, Bandwidth reservation, Millimeter wave, New Radio, New session drop probability, Ongoing session drop probability, Session continuity, System resource utilization",
author = "Begishev, {V. O.} and Sopin, {E. S.} and Molchanov, {D. A.} and Samouylov, {A. K.} and Gaidamaka, {Yu V.} and Samouylov, {K. E.}",
year = "2019",
month = "1",
day = "1",
doi = "10.31799/1684-8853-2019-5-51-63",
language = "English",
pages = "51--63",
journal = "Informatsionno-Upravliaiushchie Sistemy",
issn = "1684-8853",
publisher = "Saint Petersburg State University of Aerospace Instrumentation",
number = "5",

}

RIS (suitable for import to EndNote) - Download

TY - JOUR

T1 - Performance evaluation of bandwidth reservation for mmWave 5G NR systems

AU - Begishev, V. O.

AU - Sopin, E. S.

AU - Molchanov, D. A.

AU - Samouylov, A. K.

AU - Gaidamaka, Yu V.

AU - Samouylov, K. E.

PY - 2019/1/1

Y1 - 2019/1/1

N2 - Introduction: In 3GPP New Radio (NR) systems, frequent radio propagation path blockages can lead to the disconnection of ongoing sessions already accepted into the system, reducing the quality of service in the network. Controlling access to system resource by prioritizing for the ongoing sessions can increase the session continuity. In this paper, we propose resource allocation with a reservation mechanism. Purpose: Development of a mathematical model for analyzing the effect of this mechanism on other system performance indicators - dropping probabilities for new and ongoing sessions and system utilization. The model takes into account the key features of the 3GPP NR technology, including the height of the interacting objects, the spatial distribution and mobility of the blockers, as well as the line-of-sight propagation properties between the transceivers for mmWave NR technology. Results: We analyzed the reservation mechanism with the help of a developed model in the form of a resource queueing system with signals, where the base station bandwidth corresponds to the resource, and the signals model a change in the line-of-sight conditions between the receiving and transmitting devices. Creating a priority for ongoing sessions whose service has not yet been completed provides a considerable flexibility for balancing the session continuity and dropping of a new session, with a slight decrease in the efficiency of the radio resource utility. With the developed model, we showed that reserving even a small bandwidth (less than 10% of the total resources) to maintain the ongoing sessions has a positive effect on their continuity, as it increases the probability of their successful completion. Practical relevance: The proposed mechanism works more efficiently in overload conditions and with sessions which have a high data transfer rate requirements. This increases the demand for the proposed mechanism in 5G NR communication systems.

AB - Introduction: In 3GPP New Radio (NR) systems, frequent radio propagation path blockages can lead to the disconnection of ongoing sessions already accepted into the system, reducing the quality of service in the network. Controlling access to system resource by prioritizing for the ongoing sessions can increase the session continuity. In this paper, we propose resource allocation with a reservation mechanism. Purpose: Development of a mathematical model for analyzing the effect of this mechanism on other system performance indicators - dropping probabilities for new and ongoing sessions and system utilization. The model takes into account the key features of the 3GPP NR technology, including the height of the interacting objects, the spatial distribution and mobility of the blockers, as well as the line-of-sight propagation properties between the transceivers for mmWave NR technology. Results: We analyzed the reservation mechanism with the help of a developed model in the form of a resource queueing system with signals, where the base station bandwidth corresponds to the resource, and the signals model a change in the line-of-sight conditions between the receiving and transmitting devices. Creating a priority for ongoing sessions whose service has not yet been completed provides a considerable flexibility for balancing the session continuity and dropping of a new session, with a slight decrease in the efficiency of the radio resource utility. With the developed model, we showed that reserving even a small bandwidth (less than 10% of the total resources) to maintain the ongoing sessions has a positive effect on their continuity, as it increases the probability of their successful completion. Practical relevance: The proposed mechanism works more efficiently in overload conditions and with sessions which have a high data transfer rate requirements. This increases the demand for the proposed mechanism in 5G NR communication systems.

KW - 5G networks

KW - Bandwidth reservation

KW - Millimeter wave

KW - New Radio

KW - New session drop probability

KW - Ongoing session drop probability

KW - Session continuity

KW - System resource utilization

U2 - 10.31799/1684-8853-2019-5-51-63

DO - 10.31799/1684-8853-2019-5-51-63

M3 - Article

SP - 51

EP - 63

JO - Informatsionno-Upravliaiushchie Sistemy

JF - Informatsionno-Upravliaiushchie Sistemy

SN - 1684-8853

IS - 5

ER -