CN104717169A - 一种lte-tdd频偏校正装置和方法 - Google Patents
一种lte-tdd频偏校正装置和方法 Download PDFInfo
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- CN104717169A CN104717169A CN201510024808.8A CN201510024808A CN104717169A CN 104717169 A CN104717169 A CN 104717169A CN 201510024808 A CN201510024808 A CN 201510024808A CN 104717169 A CN104717169 A CN 104717169A
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- 238000000034 method Methods 0.000 title claims abstract description 68
- 238000012937 correction Methods 0.000 claims abstract description 22
- 238000001914 filtration Methods 0.000 claims description 20
- 230000001186 cumulative effect Effects 0.000 claims description 18
- 238000004364 calculation method Methods 0.000 claims description 11
- 238000006243 chemical reaction Methods 0.000 claims description 6
- 238000007493 shaping process Methods 0.000 claims description 6
- 230000001360 synchronised effect Effects 0.000 claims description 4
- 238000000605 extraction Methods 0.000 claims description 3
- 238000009499 grossing Methods 0.000 claims description 3
- 238000004321 preservation Methods 0.000 claims description 3
- 239000013078 crystal Substances 0.000 description 10
- 230000000875 corresponding effect Effects 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 4
- 238000004891 communication Methods 0.000 description 3
- 238000005070 sampling Methods 0.000 description 3
- 230000002596 correlated effect Effects 0.000 description 2
- 238000013461 design Methods 0.000 description 2
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- 230000035508 accumulation Effects 0.000 description 1
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- 238000013139 quantization Methods 0.000 description 1
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Classifications
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L27/00—Modulated-carrier systems
- H04L27/26—Systems using multi-frequency codes
- H04L27/2601—Multicarrier modulation systems
- H04L27/2647—Arrangements specific to the receiver only
- H04L27/2655—Synchronisation arrangements
- H04L27/2657—Carrier synchronisation
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L27/00—Modulated-carrier systems
- H04L27/0014—Carrier regulation
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- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Synchronisation In Digital Transmission Systems (AREA)
Abstract
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CN201510024808.8A CN104717169B (zh) | 2015-01-19 | 2015-01-19 | 一种lte‑tdd频偏校正装置和方法 |
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CN201510024808.8A CN104717169B (zh) | 2015-01-19 | 2015-01-19 | 一种lte‑tdd频偏校正装置和方法 |
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CN104717169A true CN104717169A (zh) | 2015-06-17 |
CN104717169B CN104717169B (zh) | 2018-03-09 |
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Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105577353A (zh) * | 2015-12-09 | 2016-05-11 | 厦门特力通通信工程有限公司 | 一种主从设备同步的装置和方法 |
CN108736984A (zh) * | 2018-08-04 | 2018-11-02 | 深圳思必锐电子技术有限公司 | 射频模块的频偏校准方法及装置 |
CN112073348A (zh) * | 2020-09-07 | 2020-12-11 | 北京航宇星通科技有限公司 | 频偏补偿方法及*** |
CN112087406A (zh) * | 2019-06-14 | 2020-12-15 | 普天信息技术有限公司 | 一种lte粗频偏估计方法和装置 |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101656700A (zh) * | 2008-08-19 | 2010-02-24 | 中兴通讯股份有限公司 | 长期演进***小区初始搜索循环前缀类型检测方法及装置 |
US20110026648A1 (en) * | 2009-07-28 | 2011-02-03 | Francis Swarts | Method and system for increasing the accuracy of frequency offset estimation in multiple frequency hypothesis testing in an e-utra/lte ue receiver |
CN102413079A (zh) * | 2011-11-10 | 2012-04-11 | 复旦大学 | 3gpp-lte***下行链路初始分数频偏估计方法 |
-
2015
- 2015-01-19 CN CN201510024808.8A patent/CN104717169B/zh active Active
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101656700A (zh) * | 2008-08-19 | 2010-02-24 | 中兴通讯股份有限公司 | 长期演进***小区初始搜索循环前缀类型检测方法及装置 |
US20110026648A1 (en) * | 2009-07-28 | 2011-02-03 | Francis Swarts | Method and system for increasing the accuracy of frequency offset estimation in multiple frequency hypothesis testing in an e-utra/lte ue receiver |
CN102413079A (zh) * | 2011-11-10 | 2012-04-11 | 复旦大学 | 3gpp-lte***下行链路初始分数频偏估计方法 |
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105577353A (zh) * | 2015-12-09 | 2016-05-11 | 厦门特力通通信工程有限公司 | 一种主从设备同步的装置和方法 |
CN105577353B (zh) * | 2015-12-09 | 2018-08-24 | 厦门特力通通信工程有限公司 | 一种主从设备同步的方法 |
CN108736984A (zh) * | 2018-08-04 | 2018-11-02 | 深圳思必锐电子技术有限公司 | 射频模块的频偏校准方法及装置 |
CN108736984B (zh) * | 2018-08-04 | 2023-04-25 | 深圳市瀚索科技开发有限公司 | 射频模块的频偏校准方法及装置 |
CN112087406A (zh) * | 2019-06-14 | 2020-12-15 | 普天信息技术有限公司 | 一种lte粗频偏估计方法和装置 |
CN112073348A (zh) * | 2020-09-07 | 2020-12-11 | 北京航宇星通科技有限公司 | 频偏补偿方法及*** |
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Publication number | Publication date |
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CN104717169B (zh) | 2018-03-09 |
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Address after: 361006 software park two, Xiamen, Fujian, No. 601, 57 Patentee after: Xiamen teletom information technology Limited by Share Ltd Address before: 361006 software park two, Xiamen, Fujian, No. 601, 57 Patentee before: Ximen Teletom Science and Technology Co., Ltd. |
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Denomination of invention: LTE-TDD frequency deviation correcting device and method Effective date of registration: 20190325 Granted publication date: 20180309 Pledgee: Xiamen finance Company limited by guarantee Pledgor: Xiamen teletom information technology Limited by Share Ltd Registration number: 2019990000256 |
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Date of cancellation: 20201021 Granted publication date: 20180309 Pledgee: Xiamen finance Company limited by guarantee Pledgor: XIAMEN TELETOM INFORMATION TECHNOLOGY Co.,Ltd. Registration number: 2019990000256 |
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Denomination of invention: A lte-tdd frequency offset correction device and method Effective date of registration: 20201204 Granted publication date: 20180309 Pledgee: Xiamen Jinyuan Financing Guarantee Co.,Ltd. Pledgor: XIAMEN TELETOM INFORMATION TECHNOLOGY Co.,Ltd. Registration number: Y2020980008809 |
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PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
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Date of cancellation: 20220318 Granted publication date: 20180309 Pledgee: Xiamen Jinyuan Financing Guarantee Co.,Ltd. Pledgor: XIAMEN TELETOM INFORMATION TECHNOLOGY CO.,LTD. Registration number: Y2020980008809 |