Abstract
This paper describes a channel measurement campaign undertaken on the Macquarie University (MQ) campus, Sydney, Australia, based on a multiuser multiple-input multiple-output orthogonal frequency division multiplexing (MU-MIMO-OFDM) system, developed by Commonwealth Scientific and Industrial Research Organisation (CSIRO) and installed in MQ campus. The MU-MIMO-OFDM system consists of a central node with a twelve-element antenna array and up to six remote nodes each with a single antenna. This paper reports on the analysis of user spatial correlation and the measured MU-MIMO-OFDM system capacity for different scenarios in a campus environment. It was found that channels of users concentrated in a local area with limited scattering can be highly correlated, and thus careful user selection is needed when supporting multiple users in such a scenario by the system. Our results also indicate that a significant portion of the theoretical sum-rate predicted under i.i.d. Rayleigh channels can be achieved in various realistic environments, despite differences observed between the measured channels and the theoretical i.i.d. channels.
| Original language | English |
|---|---|
| Title of host publication | 2016 Australian Communications Theory Workshop, AusCTW 2016 |
| Place of Publication | Piscataway, NJ |
| Publisher | Institute of Electrical and Electronics Engineers (IEEE) |
| Pages | 157-162 |
| Number of pages | 6 |
| ISBN (Electronic) | 9781509001330 |
| DOIs | |
| Publication status | Published - 14 Mar 2016 |
| Event | Australian Communications Theory Workshop, AusCTW 2016 - Melbourne, Australia Duration: 20 Jan 2016 → 23 Jan 2016 |
Other
| Other | Australian Communications Theory Workshop, AusCTW 2016 |
|---|---|
| Country/Territory | Australia |
| City | Melbourne |
| Period | 20/01/16 → 23/01/16 |
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