CN107979553A - 载波同步方法及装置 - Google Patents
载波同步方法及装置 Download PDFInfo
- Publication number
- CN107979553A CN107979553A CN201610926152.3A CN201610926152A CN107979553A CN 107979553 A CN107979553 A CN 107979553A CN 201610926152 A CN201610926152 A CN 201610926152A CN 107979553 A CN107979553 A CN 107979553A
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- training sequence
- carrier synchronization
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L27/00—Modulated-carrier systems
- H04L27/0014—Carrier regulation
-
- 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
- H04L2027/0024—Carrier regulation at the receiver end
- H04L2027/0026—Correction of carrier offset
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- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Mobile Radio Communication Systems (AREA)
- Synchronisation In Digital Transmission Systems (AREA)
Abstract
Description
Claims (16)
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201610926152.3A CN107979553B (zh) | 2016-10-24 | 2016-10-24 | 载波同步方法及装置 |
PCT/CN2017/105601 WO2018077028A1 (zh) | 2016-10-24 | 2017-10-11 | 信号处理方法及装置 |
Applications Claiming Priority (1)
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CN201610926152.3A CN107979553B (zh) | 2016-10-24 | 2016-10-24 | 载波同步方法及装置 |
Publications (2)
Publication Number | Publication Date |
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CN107979553A true CN107979553A (zh) | 2018-05-01 |
CN107979553B CN107979553B (zh) | 2021-09-03 |
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CN201610926152.3A Active CN107979553B (zh) | 2016-10-24 | 2016-10-24 | 载波同步方法及装置 |
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CN (1) | CN107979553B (zh) |
Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1396730A (zh) * | 2002-08-22 | 2003-02-12 | 上海交通大学 | 正交频分复用系统中频率同步实现方法 |
CN1564492A (zh) * | 2004-04-02 | 2005-01-12 | 清华大学 | 消除正交频分复用信号时频偏差影响的帧同步电路和方法 |
CN101431498B (zh) * | 2008-12-02 | 2011-08-17 | 清华大学 | 一种灵活子载波调制系统的解调方法及装置 |
US20140072020A1 (en) * | 2012-09-12 | 2014-03-13 | Mstar Semiconductor, Inc. | Digital data-aided frequency offset estimation |
CN104242983A (zh) * | 2013-06-09 | 2014-12-24 | 大唐联诚信息系统技术有限公司 | 一种提高频率同步精度方法和装置 |
CN104320367A (zh) * | 2014-10-09 | 2015-01-28 | 厦门大学 | 一种适用于ofdm突发通信的训练序列结构 |
CN105721375A (zh) * | 2016-03-28 | 2016-06-29 | 电子科技大学 | 一种低信噪比短前导突发信号的解调系统及方法 |
-
2016
- 2016-10-24 CN CN201610926152.3A patent/CN107979553B/zh active Active
Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1396730A (zh) * | 2002-08-22 | 2003-02-12 | 上海交通大学 | 正交频分复用系统中频率同步实现方法 |
CN1564492A (zh) * | 2004-04-02 | 2005-01-12 | 清华大学 | 消除正交频分复用信号时频偏差影响的帧同步电路和方法 |
CN101431498B (zh) * | 2008-12-02 | 2011-08-17 | 清华大学 | 一种灵活子载波调制系统的解调方法及装置 |
US20140072020A1 (en) * | 2012-09-12 | 2014-03-13 | Mstar Semiconductor, Inc. | Digital data-aided frequency offset estimation |
CN104242983A (zh) * | 2013-06-09 | 2014-12-24 | 大唐联诚信息系统技术有限公司 | 一种提高频率同步精度方法和装置 |
CN104320367A (zh) * | 2014-10-09 | 2015-01-28 | 厦门大学 | 一种适用于ofdm突发通信的训练序列结构 |
CN105721375A (zh) * | 2016-03-28 | 2016-06-29 | 电子科技大学 | 一种低信噪比短前导突发信号的解调系统及方法 |
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Publication number | Publication date |
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CN107979553B (zh) | 2021-09-03 |
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Effective date of registration: 20190808 Address after: 518057 2nd Floor, No. 9 Software Building, Zhongxin Road, Yuehai Street, Nanshan District, Shenzhen City, Guangdong Province Applicant after: Shenzhen Guangqi Hezhong Technology Co., Ltd. Address before: Bantian street Longgang District of Shenzhen City, Guangdong province 518000 Jihua Road, the new world Huasai Industrial Area No. 2, building 101 (two floor) 201 Applicant before: SHENZHEN CHAOJI DATA CHAIN TECHNOLOGY CO., LTD. |
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Effective date of registration: 20210820 Address after: 214431 Xinhua Village, Chengjiang street, Jiangyin City, Wuxi City, Jiangsu Province (East District of Xinhua Industrial Park) Applicant after: JIANGYIN CHANGYI GROUP Co.,Ltd. Address before: 518057 2nd floor, software building, No.9, Gaoxin middle 1st Road, Yuehai street, Nanshan District, Shenzhen City, Guangdong Province Applicant before: SHEN ZHEN KUANG-CHI HEZHONG TECHNOLOGY Ltd. |