ATE436141T1 - Datenschätzung für zero-prefix-ofdm-systeme - Google Patents

Datenschätzung für zero-prefix-ofdm-systeme

Info

Publication number
ATE436141T1
ATE436141T1 AT06821141T AT06821141T ATE436141T1 AT E436141 T1 ATE436141 T1 AT E436141T1 AT 06821141 T AT06821141 T AT 06821141T AT 06821141 T AT06821141 T AT 06821141T AT E436141 T1 ATE436141 T1 AT E436141T1
Authority
AT
Austria
Prior art keywords
equalization
zero
ofdm systems
data estimation
prefix ofdm
Prior art date
Application number
AT06821141T
Other languages
English (en)
Inventor
Monisha Ghosh
Original Assignee
Koninkl Philips Electronics Nv
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Koninkl Philips Electronics Nv filed Critical Koninkl Philips Electronics Nv
Application granted granted Critical
Publication of ATE436141T1 publication Critical patent/ATE436141T1/de

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/01—Equalisers
    • 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
    • H04L27/2602—Signal structure
    • H04L27/2605—Symbol extensions, e.g. Zero Tail, Unique Word [UW]
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L25/00—Baseband systems
    • H04L25/02—Details ; arrangements for supplying electrical power along data transmission lines
    • H04L25/03—Shaping networks in transmitter or receiver, e.g. adaptive shaping networks
    • H04L25/03006—Arrangements for removing intersymbol interference
    • H04L2025/0335—Arrangements for removing intersymbol interference characterised by the type of transmission
    • H04L2025/03375—Passband transmission
    • H04L2025/03414—Multicarrier
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L25/00—Baseband systems
    • H04L25/02—Details ; arrangements for supplying electrical power along data transmission lines
    • H04L25/0202—Channel estimation
    • H04L25/0204—Channel estimation of multiple channels
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L25/00—Baseband systems
    • H04L25/02—Details ; arrangements for supplying electrical power along data transmission lines
    • H04L25/0202—Channel estimation
    • H04L25/0224—Channel estimation using sounding signals
AT06821141T 2005-09-23 2006-09-22 Datenschätzung für zero-prefix-ofdm-systeme ATE436141T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US72008705P 2005-09-23 2005-09-23
PCT/IB2006/053452 WO2007034449A2 (en) 2005-09-23 2006-09-22 Improved symbol recovery for zero-prefix ofdm systems

Publications (1)

Publication Number Publication Date
ATE436141T1 true ATE436141T1 (de) 2009-07-15

Family

ID=37762402

Family Applications (1)

Application Number Title Priority Date Filing Date
AT06821141T ATE436141T1 (de) 2005-09-23 2006-09-22 Datenschätzung für zero-prefix-ofdm-systeme

Country Status (8)

Country Link
US (1) US8300712B2 (de)
EP (1) EP1929736B1 (de)
JP (1) JP5173817B2 (de)
KR (1) KR101329248B1 (de)
CN (1) CN101268667B (de)
AT (1) ATE436141T1 (de)
DE (1) DE602006007721D1 (de)
WO (1) WO2007034449A2 (de)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2007034449A2 (en) * 2005-09-23 2007-03-29 Koninklijke Philips Electronics, N.V. Improved symbol recovery for zero-prefix ofdm systems
EP1980029B1 (de) * 2006-02-03 2015-12-09 Unwired Planet International Limited Verfahren und anordnung in einem telekommunikationssystem
US20080031220A1 (en) 2006-08-03 2008-02-07 Qualcomm Incorporated Ofdm control signaling in the presence of timing asynchronization in a peer-to-peer network
US8285201B2 (en) 2009-05-11 2012-10-09 Qualcomm Incorporated Wideband echo cancellation in a repeater
CN101951353B (zh) * 2010-09-30 2013-02-13 电子科技大学 一种干扰环境下的正交频分复用系统信道估计方法
CN103166899B (zh) * 2013-04-12 2016-04-06 西安电子科技大学 一种零前缀正交频分复用系统的符号盲同步方法
US10805117B2 (en) * 2016-07-07 2020-10-13 Microchip Technology Incorporated Channel estimation in OFDM communication systems
CN109691048B (zh) 2016-07-29 2021-07-20 杜塞尔多夫华为技术有限公司 将发送数据格式化为帧结构的发送机和方法
CN114826855B (zh) * 2022-03-17 2024-02-02 西安电子科技大学 一种zp-ofdm系统、控制方法、介质、设备及终端

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6771591B1 (en) 2000-07-31 2004-08-03 Thomson Licensing S.A. Method and system for processing orthogonal frequency division multiplexed signals
DE60144162D1 (de) 2001-07-11 2011-04-14 Sony Deutschland Gmbh Verfahren zur Berechnung eines Gewichtsvektors für eine Gruppenantenne
CN1781111A (zh) * 2002-11-06 2006-05-31 几何信息学股份有限公司 基于共形结构的几何曲面分析
US6950387B2 (en) * 2003-02-28 2005-09-27 Wisair Ltd. Communication method, system, and apparatus that combines aspects of cyclic prefix and zero padding techniques
US20050031018A1 (en) * 2003-06-27 2005-02-10 Nokia Corporation Zero-padded OFDM with improved performance over multipath channels
US20060035593A1 (en) * 2004-08-12 2006-02-16 Motorola, Inc. Noise and interference reduction in digitized signals
US20060159187A1 (en) * 2005-01-14 2006-07-20 Haifeng Wang System and method for utilizing different known guard intervals in single/multiple carrier communication systems
WO2007034449A2 (en) * 2005-09-23 2007-03-29 Koninklijke Philips Electronics, N.V. Improved symbol recovery for zero-prefix ofdm systems

Also Published As

Publication number Publication date
US8300712B2 (en) 2012-10-30
KR101329248B1 (ko) 2013-11-14
WO2007034449A3 (en) 2007-06-14
CN101268667A (zh) 2008-09-17
JP5173817B2 (ja) 2013-04-03
WO2007034449A2 (en) 2007-03-29
US20080273611A1 (en) 2008-11-06
KR20080058342A (ko) 2008-06-25
EP1929736A2 (de) 2008-06-11
CN101268667B (zh) 2011-06-15
EP1929736B1 (de) 2009-07-08
DE602006007721D1 (de) 2009-08-20
JP2009509451A (ja) 2009-03-05

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