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Enabling simultaneous cooling and data transmission in the terahertz band for board-to-board communications

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Enabling simultaneous cooling and data transmission in the terahertz band for board-to-board communications. / Petrov, Vitaly; Kokkoniemi, Joonas; Moltchanov, Dmitri; Lehtomäki, Janne; Koucheryavy, Yevgeni.

In: Physical Communication, Vol. 22, 03.2017, p. 9-18.

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@article{482db9d077774fa495be69aefd36071f,
title = "Enabling simultaneous cooling and data transmission in the terahertz band for board-to-board communications",
abstract = "Abstract A system enabling simultaneous cooling and board-to-board communications is proposed and analyzed. It is shown that hollow pipes used in computer cooling systems can be applied for communications with extreme data rates at distances up to tens of centimeters. This is done by using wireless communications in the terahertz frequency band, 0.1 – 10 THz. The experiments were performed in order to observe how straight and curved pipes of different diameters and lengths affect THz signals propagating inside the pipes. The measured pulses were recorded and used in numerical evaluation of bit error rate and throughput taking into account the effect of all possible combinations of N previous symbols. The numerical results show the dependency of the intersymbol interference on the delay profile of the channel and on the symbol period. The results demonstrate that even with simple on-off keying modulation the throughput reaches few terabits per second with qualitatively low bit error rates. This enables communications between rate-hungry electronics inside computers such as central and graphical processing units while simultaneously providing the cooling functionality.",
keywords = "Board-to-board communication, Terahertz band communications, Computer architecture, Cooling pipes",
author = "Vitaly Petrov and Joonas Kokkoniemi and Dmitri Moltchanov and Janne Lehtom{\"a}ki and Yevgeni Koucheryavy",
year = "2017",
month = "3",
doi = "10.1016/j.phycom.2016.11.002",
language = "English",
volume = "22",
pages = "9--18",
journal = "Physical Communication",
issn = "1874-4907",
publisher = "Elsevier",

}

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TY - JOUR

T1 - Enabling simultaneous cooling and data transmission in the terahertz band for board-to-board communications

AU - Petrov, Vitaly

AU - Kokkoniemi, Joonas

AU - Moltchanov, Dmitri

AU - Lehtomäki, Janne

AU - Koucheryavy, Yevgeni

PY - 2017/3

Y1 - 2017/3

N2 - Abstract A system enabling simultaneous cooling and board-to-board communications is proposed and analyzed. It is shown that hollow pipes used in computer cooling systems can be applied for communications with extreme data rates at distances up to tens of centimeters. This is done by using wireless communications in the terahertz frequency band, 0.1 – 10 THz. The experiments were performed in order to observe how straight and curved pipes of different diameters and lengths affect THz signals propagating inside the pipes. The measured pulses were recorded and used in numerical evaluation of bit error rate and throughput taking into account the effect of all possible combinations of N previous symbols. The numerical results show the dependency of the intersymbol interference on the delay profile of the channel and on the symbol period. The results demonstrate that even with simple on-off keying modulation the throughput reaches few terabits per second with qualitatively low bit error rates. This enables communications between rate-hungry electronics inside computers such as central and graphical processing units while simultaneously providing the cooling functionality.

AB - Abstract A system enabling simultaneous cooling and board-to-board communications is proposed and analyzed. It is shown that hollow pipes used in computer cooling systems can be applied for communications with extreme data rates at distances up to tens of centimeters. This is done by using wireless communications in the terahertz frequency band, 0.1 – 10 THz. The experiments were performed in order to observe how straight and curved pipes of different diameters and lengths affect THz signals propagating inside the pipes. The measured pulses were recorded and used in numerical evaluation of bit error rate and throughput taking into account the effect of all possible combinations of N previous symbols. The numerical results show the dependency of the intersymbol interference on the delay profile of the channel and on the symbol period. The results demonstrate that even with simple on-off keying modulation the throughput reaches few terabits per second with qualitatively low bit error rates. This enables communications between rate-hungry electronics inside computers such as central and graphical processing units while simultaneously providing the cooling functionality.

KW - Board-to-board communication

KW - Terahertz band communications

KW - Computer architecture

KW - Cooling pipes

U2 - 10.1016/j.phycom.2016.11.002

DO - 10.1016/j.phycom.2016.11.002

M3 - Article

VL - 22

SP - 9

EP - 18

JO - Physical Communication

JF - Physical Communication

SN - 1874-4907

ER -