DE60219474D1 - Frequenzkorrektion für ein mehrträgersystem - Google Patents
Frequenzkorrektion für ein mehrträgersystemInfo
- Publication number
- DE60219474D1 DE60219474D1 DE60219474T DE60219474T DE60219474D1 DE 60219474 D1 DE60219474 D1 DE 60219474D1 DE 60219474 T DE60219474 T DE 60219474T DE 60219474 T DE60219474 T DE 60219474T DE 60219474 D1 DE60219474 D1 DE 60219474D1
- Authority
- DE
- Germany
- Prior art keywords
- signal
- phase offset
- phase
- predicted
- calculated
- 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 - Lifetime
Links
- 230000001747 exhibiting effect Effects 0.000 abstract 1
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
- H04L27/2676—Blind, i.e. without using known symbols
- H04L27/2679—Decision-aided
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Synchronisation In Digital Transmission Systems (AREA)
- Circuits Of Receivers In General (AREA)
- Radio Relay Systems (AREA)
- Superheterodyne Receivers (AREA)
- Networks Using Active Elements (AREA)
- Variable-Direction Aerials And Aerial Arrays (AREA)
- Noise Elimination (AREA)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP01115678 | 2001-07-04 | ||
EP01115678A EP1274209A1 (de) | 2001-07-04 | 2001-07-04 | Frequenzkorrektur in Mehrträgersystemen |
PCT/EP2002/005615 WO2003005663A1 (en) | 2001-07-04 | 2002-05-22 | Frequency correction for a multicarrier system |
Publications (2)
Publication Number | Publication Date |
---|---|
DE60219474D1 true DE60219474D1 (de) | 2007-05-24 |
DE60219474T2 DE60219474T2 (de) | 2007-12-13 |
Family
ID=8177856
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE60231573T Expired - Lifetime DE60231573D1 (de) | 2001-07-04 | 2002-05-22 | Frequenzkorrektur für ein Mehrträgersystem |
DE60219474T Expired - Lifetime DE60219474T2 (de) | 2001-07-04 | 2002-05-22 | Frequenzkorrektion für ein mehrträgersystem |
Family Applications Before (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE60231573T Expired - Lifetime DE60231573D1 (de) | 2001-07-04 | 2002-05-22 | Frequenzkorrektur für ein Mehrträgersystem |
Country Status (6)
Country | Link |
---|---|
US (1) | US7324599B2 (de) |
EP (3) | EP1274209A1 (de) |
AT (2) | ATE425620T1 (de) |
DE (2) | DE60231573D1 (de) |
TW (1) | TW579625B (de) |
WO (1) | WO2003005663A1 (de) |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB0124952D0 (en) * | 2001-10-17 | 2001-12-05 | Nokia Corp | A receiver and a receiving method |
JP2005536103A (ja) * | 2002-08-13 | 2005-11-24 | コーニンクレッカ フィリップス エレクトロニクス エヌ ヴィ | 広帯域ofdmシステムにおけるジョイントチャネルおよび雑音変動推定 |
US7684501B2 (en) * | 2003-02-19 | 2010-03-23 | Realtek Semiconductor Corp. | Apparatus and method for carrier frequency offset and phase compensation in communication system |
TWI252656B (en) * | 2003-03-21 | 2006-04-01 | Realtek Semiconductor Corp | Sampling clock compensation device of multi-carrier system and method thereof |
US7751501B2 (en) * | 2004-05-19 | 2010-07-06 | Infineon Technologies Ag | Tracking system |
DE102004032667B4 (de) * | 2004-07-06 | 2009-12-03 | Infineon Technologies Ag | Vorrichtung zum Reduzieren des Dynamikbereichs von Signalen in Sendern von Kommunikationssytemen |
US7729434B2 (en) * | 2005-12-29 | 2010-06-01 | University Of South Florida | System and method for improved channel estimation for wireless OFDM systems |
GB2459504B (en) * | 2008-04-25 | 2010-06-16 | Ipwireless Inc | Wireless communication unit and method for channel estimation |
WO2018174596A1 (ko) * | 2017-03-22 | 2018-09-27 | 엘지전자 주식회사 | 무선 통신 시스템에서 거리 측정을 측정하는 방법 및 장치 |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5228062A (en) * | 1990-04-16 | 1993-07-13 | Telebit Corporation | Method and apparatus for correcting for clock and carrier frequency offset, and phase jitter in multicarrier modems |
EP0817418B1 (de) * | 1996-07-05 | 2004-01-21 | Deutsche Thomson-Brandt Gmbh | Verfahren zur Frequenzkorrektur von Mehrträgersignalen und zugehörige Vorrichtung |
DE69932150T2 (de) * | 1999-04-23 | 2006-11-09 | Sony Deutschland Gmbh | Synchronisierungspräambel in einem OFDM-System |
US7106709B2 (en) * | 2000-11-29 | 2006-09-12 | Telefonaktiebologet Lm Ericsson (Publ) | Timing drift compensation in wireless packet-based systems |
-
2001
- 2001-07-04 EP EP01115678A patent/EP1274209A1/de not_active Withdrawn
-
2002
- 2002-05-17 TW TW091110382A patent/TW579625B/zh not_active IP Right Cessation
- 2002-05-22 AT AT07003236T patent/ATE425620T1/de not_active IP Right Cessation
- 2002-05-22 DE DE60231573T patent/DE60231573D1/de not_active Expired - Lifetime
- 2002-05-22 DE DE60219474T patent/DE60219474T2/de not_active Expired - Lifetime
- 2002-05-22 WO PCT/EP2002/005615 patent/WO2003005663A1/en active IP Right Grant
- 2002-05-22 AT AT02730271T patent/ATE359649T1/de not_active IP Right Cessation
- 2002-05-22 EP EP07003236A patent/EP1780970B1/de not_active Expired - Lifetime
- 2002-05-22 EP EP02730271A patent/EP1402698B1/de not_active Expired - Lifetime
-
2004
- 2004-01-05 US US10/751,120 patent/US7324599B2/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
EP1780970A1 (de) | 2007-05-02 |
US20040170227A1 (en) | 2004-09-02 |
EP1402698A1 (de) | 2004-03-31 |
TW579625B (en) | 2004-03-11 |
DE60231573D1 (de) | 2009-04-23 |
DE60219474T2 (de) | 2007-12-13 |
ATE425620T1 (de) | 2009-03-15 |
WO2003005663A1 (en) | 2003-01-16 |
US7324599B2 (en) | 2008-01-29 |
EP1402698B1 (de) | 2007-04-11 |
ATE359649T1 (de) | 2007-05-15 |
EP1274209A1 (de) | 2003-01-08 |
EP1780970B1 (de) | 2009-03-11 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition |