Page 40 - ITU Journal Future and evolving technologies Volume 2 (2021), Issue 6 – Wireless communication systems in beyond 5G era

ITU Journal on Future and Evolving Technologies, Volume 2 (2021), Issue 6

[57] V. Ziegler and S. Yrjola, “6G Indicators of Value [67] J. Du, C. Jiang, J. Wang, Y. Ren, and M. Debbah,
and Performance,” in 2020 2nd 6G Wireless Sum‑ “Machine Learning for 6G Wireless Networks:
mit (6G SUMMIT), 2020, pp. 1–5. DOI: 10.1109/ Carrying Forward Enhanced Bandwidth, Massive
6GSUMMIT49458.2020.9083885. Access, and Ultrareliable/Low‐Latency Service,”
[58] Q. Bi, “Ten Trends in the Cellular Industry and an IEEE Vehicular Technology Magazine, vol. 15,
Outlook on 6G,” IEEE Communications Magazine, no. 4, pp. 122–134, 2020. DOI: 10 . 1109 / MVT .
vol. 57, no. 12, pp. 31–36, 2019. DOI: 10.1109/ 2020.3019650.
MCOM.001.1900315. [68] C. She, R. Dong, Z. Gu, Z. Hou, Y. Li, W. Hardjawana,
C. Yang, L. Song, and B. Vucetic, “Deep Learning
[59] V. S. Pendyala, S. S. Y. Shim, and C. Bussler, “The
for Ultra‐Reliable and Low‐Latency Communica‐
web that extends beyond the world,” Computer,
tionsin6GNetworks,”IEEENetwork,vol.34,no.5,
vol. 48, no. 5, pp. 18–25, 2015. DOI: 10.1109/MC.
pp. 219–225, 2020. DOI: 10 . 1109 / MNET . 011 .
2015.150.
1900630.
[60] E. Calvanese Strinati, S. Barbarossa, T. Choi, A.
Pietrabissa, A. Giuseppi, E. De Santis, J. Vidal, Z. [69] R. Sha in, L. Liu, V. Chandrasekhar, H. Chen, J.
Becvar, T. Haustein, C. Nicolas, F. Costanzo, J. Kim, Reed, and J. C. Zhang, “Arti icial Intelligence‐
and I. Kim, “6G in the sky: On‐demand intelli‐ Enabled Cellular Networks: A Critical Path to
gence at the edge of 3D networks,” ETRI Journal, Beyond‐5G and 6G,” IEEE Wireless Communica‑
vol. 10.4218/etrij.2020‐0205, 2020. tions, vol. 27, no. 2, pp. 212–217, 2020. DOI: 10.
1109/MWC.001.1900323.
[61] M. Giordani and M. Zorzi, “Non‐Terrestrial Net‐
works in the 6G Era: Challenges and Opportuni‐ [70] S. Han, T. Xie, C. .‐L. I, L. Chai, Z. Liu, Y. Yuan, and C.
ties,” IEEE Network, pp. 12–19, 2020. DOI: 10 . Cui, “Arti icial‐Intelligence‐Enabled Air Interface
1109/MNET.011.2000493. for 6G: Solutions, Challenges, and Standardization
Impacts,” IEEE Communications Magazine, vol. 58,
[62] X. Huang, J. A. Zhang, R. P. Liu, Y. J. Guo, and no. 10, pp. 73–79, 2020. DOI: 10.1109/MCOM.001.
L. Hanzo, “Airplane‐Aided Integrated Networking 2000218.
for 6G Wireless: Will It Work?” IEEE Vehicular
Technology Magazine, vol. 14, no. 3, pp. 84–91, [71] Y. Xiao, G. Shi, Y. Li, W. Saad, and H. V. Poor, “To‐
2019. DOI: 10.1109/MVT.2019.2921244. ward Self‐Learning Edge Intelligence in 6G,” IEEE
Communications Magazine, vol. 58, no. 12, pp. 34–
[63] E. Yaacoub and M. Alouini, “A Key 6G Challenge 40, 2020. DOI: 10.1109/MCOM.001.2000388.
and Opportunity—Connecting the Base of the
Pyramid: A Survey on Rural Connectivity,” Pro‑ [72] M. Polese, J. M. Jornet, T. Melodia, and M.
Zorzi, “Toward End‐to‐End, Full‐Stack 6G Tera‐
ceedings of the IEEE, vol. 108, no. 4, pp. 533–582,
hertz Networks,” IEEE Communications Magazine,
2020. DOI: 10.1109/JPROC.2020.2976703.
vol. 58, no. 11, pp. 48–54, 2020. DOI: 10.1109/
[64] J. Rodriguez, G. P. Koudouridis, X. Gelabert, M.
MCOM.001.2000224.
Tayyab, R. Bassoli, F. H. P. Fitzek, R. Torre, R.
Abd‐Alhameed, M. Sahedin, I. Elfergani, S. Irum, G. [73] P. Yang, Y. Xiao, M. Xiao, and S. Li, “6G Wire‐
Schulte, P. Diogo, F. Marzouk, M. de Ree, G. Man‐ less Communications: Vision and Potential Tech‐
tas, and I. Politis, “Secure virtual mobile smalll niques,” IEEE Network, vol. 33, no. 4, pp. 70–75,
cells: A stepping stone towards 6g,” IEEE Com‑ 2019. DOI: 10.1109/MNET.2019.1800418.
munications Standards Magazine, pp. 1–15, 2021. [74] K. Rikkinen, P. Kyosti, M. E. Leinonen, M. Berg, and
DOI: 10.1109/MCOMSTD.001.2000019. A. Parssinen, “THz Radio Communication: Link
[65] S. Zhang, J. Liu, H. Guo, M. Qi, and N. Kato, “Envi‐ Budget Analysis toward 6G,” IEEE Communica‑
sioning Device‐to‐Device Communications in 6G,” tions Magazine, vol. 58, no. 11, pp. 22–27, 2020.
IEEE Network, vol. 34, no. 3, pp. 86–91, 2020. DOI: DOI: 10.1109/MCOM.001.2000310.
10.1109/MNET.001.1900652. [75] H. Jiang, M. Mukherjee, J. Zhou, and J. Lloret,
[66] H. Yang, A. Alphones, Z. Xiong, D. Niyato, J. Zhao, “Channel Modeling and Characteristics for 6G
and K. Wu, “Arti icial‐Intelligence‐Enabled Intel‐ Wireless Communications,” IEEE Network, vol. 35,
ligent 6G Networks,” IEEE Network, vol. 34, no. 6, no. 1, pp. 296–303, 2021. DOI: 10.1109/MNET.
pp. 272–280, 2020. DOI: 10 . 1109 / MNET . 011 . 011.2000348.
2000195. [76] M. Matthaiou, O. Yurduseven, H. Q. Ngo, D.
Morales‐Jimenez, S. L. Cotton, and V. F. Fusco,
“The Road to 6G: Ten Physical Layer Challenges
for Communications Engineers,” IEEE Communi‑
cations Magazine, vol. 59, no. 1, pp. 64–69, 2021.
DOI: 10.1109/MCOM.001.2000208.

28 © International Telecommunication Union, 2021