CN103023845A - 一种ofdm系统中的频偏补偿方法 - Google Patents
一种ofdm系统中的频偏补偿方法 Download PDFInfo
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- CN103023845A CN103023845A CN2011102836442A CN201110283644A CN103023845A CN 103023845 A CN103023845 A CN 103023845A CN 2011102836442 A CN2011102836442 A CN 2011102836442A CN 201110283644 A CN201110283644 A CN 201110283644A CN 103023845 A CN103023845 A CN 103023845A
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CN201110283644.2A CN103023845B (zh) | 2011-09-22 | 2011-09-22 | 一种ofdm系统中的频偏补偿方法 |
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CN201110283644.2A CN103023845B (zh) | 2011-09-22 | 2011-09-22 | 一种ofdm系统中的频偏补偿方法 |
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CN103023845A true CN103023845A (zh) | 2013-04-03 |
CN103023845B CN103023845B (zh) | 2015-09-02 |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104168224A (zh) * | 2013-05-20 | 2014-11-26 | 普天信息技术研究院有限公司 | 频偏估计与补偿方法 |
CN109889460A (zh) * | 2019-01-25 | 2019-06-14 | 武汉虹信通信技术有限责任公司 | 上行频偏跟踪补偿方法及装置 |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20080095274A1 (en) * | 2006-10-19 | 2008-04-24 | Burkhard Becker | Statistical procedures for carrier frequency tracking |
CN101557240A (zh) * | 2008-04-11 | 2009-10-14 | 大唐移动通信设备有限公司 | 一种移动通信系统中频偏估计的方法及装置 |
US7639733B1 (en) * | 2004-08-02 | 2009-12-29 | Marvell International Ltd. | Maximum likelihood estimation of time and frequency offset for OFDM systems |
CN101938444A (zh) * | 2009-06-30 | 2011-01-05 | 中兴通讯股份有限公司 | 正交频分复用系统的频偏估计与校正的方法及装置 |
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Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7639733B1 (en) * | 2004-08-02 | 2009-12-29 | Marvell International Ltd. | Maximum likelihood estimation of time and frequency offset for OFDM systems |
US20080095274A1 (en) * | 2006-10-19 | 2008-04-24 | Burkhard Becker | Statistical procedures for carrier frequency tracking |
CN101557240A (zh) * | 2008-04-11 | 2009-10-14 | 大唐移动通信设备有限公司 | 一种移动通信系统中频偏估计的方法及装置 |
CN101938444A (zh) * | 2009-06-30 | 2011-01-05 | 中兴通讯股份有限公司 | 正交频分复用系统的频偏估计与校正的方法及装置 |
Non-Patent Citations (1)
Title |
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YANXIANG JIANG ET.AL: "MIMO OFDM Frequency Offset Estimator with Low Computational Complexity", 《IEEE COMMUNICATIONS SOCIETY SUBJECT MATTER EXPERTS FOR PUBLICATION IN THE ICC 2007 PROCEEDINGS》, 31 December 2007 (2007-12-31), pages 5449 - 5453 * |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104168224A (zh) * | 2013-05-20 | 2014-11-26 | 普天信息技术研究院有限公司 | 频偏估计与补偿方法 |
CN104168224B (zh) * | 2013-05-20 | 2017-07-28 | 普天信息技术研究院有限公司 | 频偏估计与补偿方法 |
CN109889460A (zh) * | 2019-01-25 | 2019-06-14 | 武汉虹信通信技术有限责任公司 | 上行频偏跟踪补偿方法及装置 |
CN109889460B (zh) * | 2019-01-25 | 2021-07-27 | 武汉虹信科技发展有限责任公司 | 上行频偏跟踪补偿方法及装置 |
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Address after: 100080 Beijing, Haidian, North Street, No. two, No. 6, No. Patentee after: POTEVIO INFORMATION TECHNOLOGY Co.,Ltd. Address before: 100080 Beijing, Haidian, North Street, No. two, No. 6, No. Patentee before: PETEVIO INSTITUTE OF TECHNOLOGY Co.,Ltd. |
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Denomination of invention: Frequency offset compensation method in orthogonal frequency division multiplexing (OFDM) system Effective date of registration: 20171012 Granted publication date: 20150902 Pledgee: Bank of Beijing Limited by Share Ltd. Century City Branch Pledgor: POTEVIO INFORMATION TECHNOLOGY Co.,Ltd. Registration number: 2017990000948 |
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Denomination of invention: Frequency offset compensation method in orthogonal frequency division multiplexing (OFDM) system Effective date of registration: 20180117 Granted publication date: 20150902 Pledgee: Bank of Beijing Limited by Share Ltd. Century City Branch Pledgor: POTEVIO INFORMATION TECHNOLOGY Co.,Ltd. Registration number: 2018990000033 |
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Date of cancellation: 20181017 Granted publication date: 20150902 Pledgee: Bank of Beijing Limited by Share Ltd. Century City Branch Pledgor: POTEVIO INFORMATION TECHNOLOGY Co.,Ltd. Registration number: 2018990000033 |
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Denomination of invention: Frequency offset compensation method in orthogonal frequency division multiplexing (OFDM) system Effective date of registration: 20181026 Granted publication date: 20150902 Pledgee: Bank of Beijing Limited by Share Ltd. Century City Branch Pledgor: POTEVIO INFORMATION TECHNOLOGY Co.,Ltd. Registration number: 2018990000975 |
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