{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,1,19]],"date-time":"2026-01-19T09:58:34Z","timestamp":1768816714404,"version":"3.49.0"},"reference-count":22,"publisher":"MDPI AG","issue":"11","license":[{"start":{"date-parts":[[2024,5,26]],"date-time":"2024-05-26T00:00:00Z","timestamp":1716681600000},"content-version":"vor","delay-in-days":0,"URL":"https:\/\/creativecommons.org\/licenses\/by\/4.0\/"}],"funder":[{"DOI":"10.13039\/501100012166","name":"National Key Research and Development Program of China","doi-asserted-by":"publisher","award":["2023YFB3906500"],"award-info":[{"award-number":["2023YFB3906500"]}],"id":[{"id":"10.13039\/501100012166","id-type":"DOI","asserted-by":"publisher"}]}],"content-domain":{"domain":[],"crossmark-restriction":false},"short-container-title":["Remote Sensing"],"abstract":"<jats:p>Global navigation satellite system (GNSS) array antenna receivers are widely used to suppress wideband interference in navigation countermeasures. However, existing array antenna receivers all adopt a digital array structure and digital beamforming technique, and they have limited analog-front-end (AFE) dynamic range. In strong interference scenarios, AFE saturation will occur, which limits the maximum interference suppression ability of the array receiver. Aiming at this issue, this paper proposes a robust wideband interference suppression method for GNSS array antenna receivers based on a hybrid beamforming technique. Firstly, a novel, fully connected hybrid array receiver structure is proposed. Secondly, the corresponding hybrid beamforming method is proposed at the same time, and it realizes the complete elimination of the strong wideband interference by joint suppression in the analog domain and digital domain. After mathematical simulations, it is verified that, compared to the digital beamforming-based anti-jamming technique, the proposed method can effectively suppress strong wideband interference, and the maximum interference suppression ability is improved by 36 dB.<\/jats:p>","DOI":"10.3390\/rs16111913","type":"journal-article","created":{"date-parts":[[2024,5,27]],"date-time":"2024-05-27T08:36:22Z","timestamp":1716798982000},"page":"1913","update-policy":"https:\/\/doi.org\/10.3390\/mdpi_crossmark_policy","source":"Crossref","is-referenced-by-count":2,"title":["Robust Wideband Interference Suppression Method for GNSS Array Antenna Receiver via Hybrid Beamforming Technique"],"prefix":"10.3390","volume":"16","author":[{"given":"Zhenxing","family":"Xu","sequence":"first","affiliation":[{"name":"State Key Laboratory of Space-Ground Integrated Information Technology, Beijing 100095, China"},{"name":"Beijing Institute of Satellite Information Engineering, Beijing 100095, China"}]},{"given":"Qijia","family":"Dong","sequence":"additional","affiliation":[{"name":"State Key Laboratory of Space-Ground Integrated Information Technology, Beijing 100095, China"},{"name":"Beijing Institute of Satellite Information Engineering, Beijing 100095, China"}]},{"given":"Shenyang","family":"Li","sequence":"additional","affiliation":[{"name":"State Key Laboratory of Space-Ground Integrated Information Technology, Beijing 100095, China"},{"name":"Beijing Institute of Satellite Information Engineering, Beijing 100095, China"}]},{"given":"Fuzhan","family":"Yue","sequence":"additional","affiliation":[{"name":"State Key Laboratory of Space-Ground Integrated Information Technology, Beijing 100095, China"},{"name":"Beijing Institute of Satellite Information Engineering, Beijing 100095, China"}]},{"ORCID":"https:\/\/orcid.org\/0000-0003-1532-8917","authenticated-orcid":false,"given":"Meng","family":"Wang","sequence":"additional","affiliation":[{"name":"State Key Laboratory of Space-Ground Integrated Information Technology, Beijing 100095, China"},{"name":"Beijing Institute of Satellite Information Engineering, Beijing 100095, China"}]},{"ORCID":"https:\/\/orcid.org\/0000-0002-3152-1568","authenticated-orcid":false,"given":"Zhenghuan","family":"Xia","sequence":"additional","affiliation":[{"name":"State Key Laboratory of Space-Ground Integrated Information Technology, Beijing 100095, China"},{"name":"Beijing Institute of Satellite Information Engineering, Beijing 100095, China"}]},{"ORCID":"https:\/\/orcid.org\/0000-0002-1824-1473","authenticated-orcid":false,"given":"Xiao","family":"Chen","sequence":"additional","affiliation":[{"name":"Aerospace Information Research Institute, Chinese Academy of Sciences, Beijing 100094, China"}]},{"given":"Shuangna","family":"Zhang","sequence":"additional","affiliation":[{"name":"State Key Laboratory of Space-Ground Integrated Information Technology, Beijing 100095, China"},{"name":"Beijing Institute of Satellite Information Engineering, Beijing 100095, China"}]},{"given":"Guoji","family":"Zou","sequence":"additional","affiliation":[{"name":"State Key Laboratory of Space-Ground Integrated Information Technology, Beijing 100095, China"},{"name":"Beijing Institute of Satellite Information Engineering, Beijing 100095, China"}]},{"given":"Huizheng","family":"Wang","sequence":"additional","affiliation":[{"name":"State Key Laboratory of Space-Ground Integrated Information Technology, Beijing 100095, China"},{"name":"Beijing Institute of Satellite Information Engineering, Beijing 100095, China"}]}],"member":"1968","published-online":{"date-parts":[[2024,5,26]]},"reference":[{"key":"ref_1","doi-asserted-by":"crossref","first-page":"451","DOI":"10.1109\/JSYST.2013.2283753","article-title":"Design of GPS Anti-Jamming Systems Using Adaptive Notch Filters","volume":"9","author":"Chien","year":"2015","journal-title":"IEEE Syst. 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