CN1207881C - Ofdm无线通信系统频偏补偿的方法及其电路装置 - Google Patents
Ofdm无线通信系统频偏补偿的方法及其电路装置 Download PDFInfo
- Publication number
- CN1207881C CN1207881C CNB011445580A CN01144558A CN1207881C CN 1207881 C CN1207881 C CN 1207881C CN B011445580 A CNB011445580 A CN B011445580A CN 01144558 A CN01144558 A CN 01144558A CN 1207881 C CN1207881 C CN 1207881C
- Authority
- CN
- China
- Prior art keywords
- exp
- frequency deviation
- cos
- theta
- communication system
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Classifications
-
- 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
- H04L27/26—Systems using multi-frequency codes
- H04L27/2601—Multicarrier modulation systems
- H04L27/2647—Arrangements specific to the receiver only
- H04L27/2655—Synchronisation arrangements
- H04L27/2668—Details of algorithms
- H04L27/2673—Details of algorithms characterised by synchronisation parameters
- H04L27/2675—Pilot or known symbols
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Synchronisation In Digital Transmission Systems (AREA)
- Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
- Stabilization Of Oscillater, Synchronisation, Frequency Synthesizers (AREA)
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CNB011445580A CN1207881C (zh) | 2001-12-20 | 2001-12-20 | Ofdm无线通信系统频偏补偿的方法及其电路装置 |
PCT/CN2002/000906 WO2003055163A1 (fr) | 2001-12-20 | 2002-12-20 | Procede et appareil de circuit permettant de regler le dephasage de frequence d'un systeme de communication sans fil ofdm |
AU2002354170A AU2002354170A1 (en) | 2001-12-20 | 2002-12-20 | Method and circuit appartus for comrensating frequency offset of ofdm wireless communication system |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CNB011445580A CN1207881C (zh) | 2001-12-20 | 2001-12-20 | Ofdm无线通信系统频偏补偿的方法及其电路装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1427596A CN1427596A (zh) | 2003-07-02 |
CN1207881C true CN1207881C (zh) | 2005-06-22 |
Family
ID=4677668
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNB011445580A Expired - Fee Related CN1207881C (zh) | 2001-12-20 | 2001-12-20 | Ofdm无线通信系统频偏补偿的方法及其电路装置 |
Country Status (3)
Country | Link |
---|---|
CN (1) | CN1207881C (fr) |
AU (1) | AU2002354170A1 (fr) |
WO (1) | WO2003055163A1 (fr) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104702383A (zh) * | 2013-12-09 | 2015-06-10 | 晨星半导体股份有限公司 | 取样频率误差计算电路与方法以及信号接收电路与方法 |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5448594A (en) * | 1993-01-21 | 1995-09-05 | Industrial Technology Research Institute | One bit differential detector with frequency offset compensation |
US5548617A (en) * | 1994-05-19 | 1996-08-20 | Samsung Elctronics, Co., Ltd. | Digital VSB detector with bandpass phase tracker using rader filters, as for use in an HDTV receiver |
US5812927A (en) * | 1997-02-10 | 1998-09-22 | Lsi Logic Corporation | System and method for correction of I/Q angular error in a satellite receiver |
JP3058870B1 (ja) * | 1999-02-05 | 2000-07-04 | 株式会社次世代デジタルテレビジョン放送システム研究所 | Afc回路 |
DE19964002A1 (de) * | 1999-12-30 | 2001-07-12 | Micronas Gmbh | Sensor |
-
2001
- 2001-12-20 CN CNB011445580A patent/CN1207881C/zh not_active Expired - Fee Related
-
2002
- 2002-12-20 AU AU2002354170A patent/AU2002354170A1/en not_active Abandoned
- 2002-12-20 WO PCT/CN2002/000906 patent/WO2003055163A1/fr not_active Application Discontinuation
Also Published As
Publication number | Publication date |
---|---|
WO2003055163A1 (fr) | 2003-07-03 |
AU2002354170A1 (en) | 2003-07-09 |
CN1427596A (zh) | 2003-07-02 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
C56 | Change in the name or address of the patentee | ||
CP01 | Change in the name or title of a patent holder |
Address after: Beijing Haidian District Zhichun Road No. 27 quantum core block 18 layers Patentee after: Beijing LHWT Microelectronics Inc. Address before: Beijing Haidian District Zhichun Road No. 27 quantum core block 18 layers Patentee before: Liuhe Wantong Microelectronic Technology Co., Ltd., Beijing |
|
C56 | Change in the name or address of the patentee |
Owner name: BEIJING LIUHEWANTONG MICRO-ELECTRONIC TECHNOLOGY C Free format text: FORMER NAME: BEIJING LIU HE WAN TONG MICROELECTRONICS TECHNOLOGY CO., LTD. |
|
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20050622 Termination date: 20161220 |
|
CF01 | Termination of patent right due to non-payment of annual fee |