Terahertz Wireless Communications: Co-Sharing for Terrestrial and Satellite Systems above 100 GHz

Yunchou Xing, Theodore S. Rappaport

Research output: Contribution to journalArticlepeer-review

Abstract

This letter demonstrates how spectrum up to 1 THz will support mobile communications beyond 5G in the coming decades. Results of rooftop surrogate satellite/tower base station measurements at 140 GHz show the natural isolation between terrestrial networks and surrogate satellite systems, as well as between terrestrial mobile users and co-channel fixed backhaul links. These first-of-their-kind measurements and accompanying analysis show that by keeping the energy radiated by terrestrial emitters on the horizon (e.g., elevation angles ≤ 15°), there will not likely be interference in the same or adjacent bands between passive satellite sensors and terrestrial terminals, or between mobile links and terrestrial backhaul links at frequencies above 100 GHz.

Original languageEnglish (US)
Pages (from-to)3156-3160
Number of pages5
JournalIEEE Communications Letters
Volume25
Issue number10
DOIs
StatePublished - Oct 1 2021

Keywords

  • Mmwave
  • OOBE
  • interference mitigation
  • satellite
  • spectrum sharing and coexistence
  • terahertz

ASJC Scopus subject areas

  • Modeling and Simulation
  • Computer Science Applications
  • Electrical and Electronic Engineering

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