CN104717169B - 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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- CN104717169B CN104717169B CN201510024808.8A CN201510024808A CN104717169B CN 104717169 B CN104717169 B CN 104717169B CN 201510024808 A CN201510024808 A CN 201510024808A CN 104717169 B CN104717169 B CN 104717169B
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- 238000000034 method Methods 0.000 title claims abstract description 40
- 238000012937 correction Methods 0.000 claims abstract description 27
- 238000001914 filtration Methods 0.000 claims abstract description 17
- 230000001186 cumulative effect Effects 0.000 claims abstract description 14
- 230000001360 synchronised effect Effects 0.000 claims abstract description 7
- 238000004364 calculation method Methods 0.000 claims description 12
- 238000012545 processing Methods 0.000 claims description 10
- 238000006243 chemical reaction Methods 0.000 claims description 6
- 238000007493 shaping process Methods 0.000 claims description 6
- 235000013399 edible fruits Nutrition 0.000 claims description 2
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- 239000013078 crystal Substances 0.000 description 10
- 230000035508 accumulation Effects 0.000 description 6
- 238000009825 accumulation Methods 0.000 description 6
- 230000008569 process Effects 0.000 description 6
- 238000004321 preservation Methods 0.000 description 5
- 230000000875 corresponding effect Effects 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 4
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- 238000012935 Averaging 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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- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Synchronisation In Digital Transmission Systems (AREA)
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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 CN104717169A (zh) | 2015-06-17 |
CN104717169B true CN104717169B (zh) | 2018-03-09 |
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Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
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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 |
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 |
CN112073348B (zh) * | 2020-09-07 | 2022-05-17 | 北京航宇星通科技有限公司 | 频偏补偿方法及系统 |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
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CN101656700A (zh) * | 2008-08-19 | 2010-02-24 | 中兴通讯股份有限公司 | 长期演进系统小区初始搜索循环前缀类型检测方法及装置 |
CN102413079A (zh) * | 2011-11-10 | 2012-04-11 | 复旦大学 | 3gpp-lte系统下行链路初始分数频偏估计方法 |
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US8401123B2 (en) * | 2009-07-28 | 2013-03-19 | Broadcom Corporation | Method and system for increasing the accuracy of frequency offset estimation in multiple frequency hypothesis testing in an E-UTRA/LTE UE receiver |
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Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
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CN101656700A (zh) * | 2008-08-19 | 2010-02-24 | 中兴通讯股份有限公司 | 长期演进系统小区初始搜索循环前缀类型检测方法及装置 |
CN102413079A (zh) * | 2011-11-10 | 2012-04-11 | 复旦大学 | 3gpp-lte系统下行链路初始分数频偏估计方法 |
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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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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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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 |
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