Abstract
Astronomical signals are extremely weak and vulnerable to radio frequency interference. To meet the increasing demand for spectrum resources, development of spectrum-sharing and interference-immune radio astronomical technologies become very important and emerging. In this paper, we develop a robust astronomical imaging technique in the presence of wireless communication interference signals. The proposed technique effectively mitigates interference signals through robust adaptive beamforming which accounts for steering vector mismatching. Simulation results demonstrate the effectiveness of the proposed method.
| Original language | English |
|---|---|
| Title of host publication | Conference Record of the 51st Asilomar Conference on Signals, Systems and Computers, ACSSC 2017 |
| Editors | Michael B. Matthews |
| Publisher | Institute of Electrical and Electronics Engineers Inc. |
| Pages | 1301-1305 |
| Number of pages | 5 |
| ISBN (Electronic) | 9781538618233 |
| DOIs | |
| State | Published - 2 Jul 2017 |
| Externally published | Yes |
| Event | 51st Asilomar Conference on Signals, Systems and Computers, ACSSC 2017 - Pacific Grove, United States Duration: 29 Oct 2017 → 1 Nov 2017 |
Publication series
| Name | Conference Record of 51st Asilomar Conference on Signals, Systems and Computers, ACSSC 2017 |
|---|---|
| Volume | 2017-October |
| ISSN (Electronic) | 2576-2303 |
Conference
| Conference | 51st Asilomar Conference on Signals, Systems and Computers, ACSSC 2017 |
|---|---|
| Country/Territory | United States |
| City | Pacific Grove |
| Period | 29/10/17 → 1/11/17 |
Bibliographical note
Publisher Copyright:© 2017 IEEE.
Funding
This work is supported in part by the National Science Foundation (NSF) under grant AST-1547420.
| Funders | Funder number |
|---|---|
| National Science Foundation | 1547420, AST-1547420 |
Keywords
- Adaptive beamforming
- astronomical imaging
- radio interference
- robust beamforming
- synthetic aperture
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