DE60042408D1 - Kanalschätzung für Raumdiversitätskommunikationssystemen - Google Patents

Kanalschätzung für Raumdiversitätskommunikationssystemen

Info

Publication number
DE60042408D1
DE60042408D1 DE60042408T DE60042408T DE60042408D1 DE 60042408 D1 DE60042408 D1 DE 60042408D1 DE 60042408 T DE60042408 T DE 60042408T DE 60042408 T DE60042408 T DE 60042408T DE 60042408 D1 DE60042408 D1 DE 60042408D1
Authority
DE
Germany
Prior art keywords
communication systems
channel estimation
space diversity
diversity communication
space
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
Application number
DE60042408T
Other languages
English (en)
Inventor
Nee Didier J R Van
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Nokia of America Corp
Original Assignee
Lucent Technologies Inc
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 Lucent Technologies Inc filed Critical Lucent Technologies Inc
Application granted granted Critical
Publication of DE60042408D1 publication Critical patent/DE60042408D1/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • 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
    • H04L25/0226—Channel estimation using sounding signals sounding signals per se
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00—Arrangements for detecting or preventing errors in the information received
    • H04L1/02—Arrangements for detecting or preventing errors in the information received by diversity reception
    • H04L1/06—Arrangements for detecting or preventing errors in the information received by diversity reception using space diversity
    • 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
    • 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
    • H04L27/2662—Symbol synchronisation

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Power Engineering (AREA)
  • Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
  • Synchronisation In Digital Transmission Systems (AREA)
DE60042408T 2000-11-13 2000-11-13 Kanalschätzung für Raumdiversitätskommunikationssystemen Expired - Lifetime DE60042408D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP00310085A EP1206061B1 (de) 2000-11-13 2000-11-13 Kanalschätzung für Raumdiversitätskommunikationssystemen

Publications (1)

Publication Number Publication Date
DE60042408D1 true DE60042408D1 (de) 2009-07-30

Family

ID=8173394

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60042408T Expired - Lifetime DE60042408D1 (de) 2000-11-13 2000-11-13 Kanalschätzung für Raumdiversitätskommunikationssystemen

Country Status (3)

Country Link
US (2) US7099269B2 (de)
EP (1) EP1206061B1 (de)
DE (1) DE60042408D1 (de)

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1206061B1 (de) * 2000-11-13 2009-06-17 Lucent Technologies Inc. Kanalschätzung für Raumdiversitätskommunikationssystemen
US7898972B2 (en) * 2002-01-17 2011-03-01 Agere Systems Inc. Auxiliary coding for home networking communication system
US7254196B2 (en) 2002-11-26 2007-08-07 Agere Systems Inc. Symbol timing for MIMO OFDM and other wireless communication systems
US8743837B2 (en) * 2003-04-10 2014-06-03 Qualcomm Incorporated Modified preamble structure for IEEE 802.11A extensions to allow for coexistence and interoperability between 802.11A devices and higher data rate, MIMO or otherwise extended devices
US7916803B2 (en) 2003-04-10 2011-03-29 Qualcomm Incorporated Modified preamble structure for IEEE 802.11a extensions to allow for coexistence and interoperability between 802.11a devices and higher data rate, MIMO or otherwise extended devices
US7242722B2 (en) * 2003-10-17 2007-07-10 Motorola, Inc. Method and apparatus for transmission and reception within an OFDM communication system
US7453949B2 (en) 2003-12-09 2008-11-18 Agere Systems Inc. MIMO receivers having one or more additional receive paths
JP4212548B2 (ja) * 2003-12-26 2009-01-21 株式会社東芝 無線送信装置、無線受信装置、無線送信方法及び無線受信方法
CN102064848B (zh) 2004-01-29 2012-07-25 桥扬科技有限公司 用于多小区宽带无线系统中的移动站和基站的方法和装置
US7742533B2 (en) 2004-03-12 2010-06-22 Kabushiki Kaisha Toshiba OFDM signal transmission method and apparatus
WO2005119922A2 (en) * 2004-05-27 2005-12-15 Airgo Networks, Inc. Modified ieee 802.11a for interoperability between 802.11a devices
KR100899749B1 (ko) * 2005-01-13 2009-05-27 삼성전자주식회사 다중 입력 다중 출력 방식을 사용하는 직교 주파수 분할 다중 통신시스템에서 프리앰블 시퀀스 송수신 방법
KR101166011B1 (ko) * 2005-02-08 2012-07-17 퀄컴 인코포레이티드 빔형성 및 레가시 디바이스의 공존을 허용하는 무선 메시징프리앰블
EP1878133B1 (de) * 2005-04-26 2015-03-04 Intellectual Ventures I LLC Systeme und verfahren zur sender-diversity-expansion
US20070183386A1 (en) * 2005-08-03 2007-08-09 Texas Instruments Incorporated Reference Signal Sequences and Multi-User Reference Signal Sequence Allocation
JP5046953B2 (ja) * 2005-10-25 2012-10-10 日本電気株式会社 携帯電話機、該携帯電話機に用いられるコーデック回路及び受話音量自動調整方法
KR101306696B1 (ko) * 2005-11-10 2013-09-10 엘지전자 주식회사 다수의 반송파를 이용하여 데이터를 전송하는 장치 및 방법
US8130857B2 (en) 2006-01-20 2012-03-06 Qualcomm Incorporated Method and apparatus for pilot multiplexing in a wireless communication system
US8005153B2 (en) * 2006-01-25 2011-08-23 Texas Instruments Incorporated Method and apparatus for increasing the number of orthogonal signals using block spreading
KR101294781B1 (ko) * 2006-08-08 2013-08-09 엘지전자 주식회사 랜덤 액세스 프리앰블 전송 방법
WO2008018468A1 (fr) * 2006-08-08 2008-02-14 Panasonic Corporation appareil de transmission radio multi-antenne et procédé de transmission radio multi-antenne
WO2008038388A1 (fr) * 2006-09-28 2008-04-03 Fujitsu Microelectronics Limited Appareil récepteur de signaux et procédé de mise en forme d'ondes
JP4934727B2 (ja) * 2006-12-29 2012-05-16 ノキア コーポレイション パイロット信号またはプリアンブル信号におけるｚａｄｏｆｆ−ｃｈｕ系列の使用制限を提供する装置、方法、およびコンピュータプログラム
WO2008082262A2 (en) 2007-01-05 2008-07-10 Lg Electronics Inc. Method for setting cyclic shift considering frequency offset
EP3767908A1 (de) * 2007-01-05 2021-01-20 LG Electronics Inc. Verfahren zur einstellung eines zyklischen frequenz-offsets mit versetzungsbeurteilung
US7738548B2 (en) * 2007-01-08 2010-06-15 Harris Corporation System and method for communicating at low signal-to-noise ratio using injected training symbols
US9065714B2 (en) * 2007-01-10 2015-06-23 Qualcomm Incorporated Transmission of information using cyclically shifted sequences
US8953562B2 (en) * 2007-02-01 2015-02-10 Alcatel Lucent Method of using uplink reference signals for access grant requests
US8615211B2 (en) * 2010-01-27 2013-12-24 Agency For Science, Technology And Research Method for spectrum sensing and communication device
EP2675072A1 (de) * 2012-06-15 2013-12-18 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Verfahren zur Verbreitung einer Vielzahl von Datensymbolen auf Unterträgern eines Trägersignals
CN109561042B (zh) * 2018-12-17 2021-07-02 电子科技大学 一种ofdm系统接收机的定时频率同步方法

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2556474B1 (fr) * 1983-12-07 1986-09-05 Trt Telecom Radio Electr Dispositif de localisation d'un point de reflexion de signal sur une ligne de transmission
US4761796A (en) * 1985-01-24 1988-08-02 Itt Defense Communications High frequency spread spectrum communication system terminal
EP0396101B1 (de) * 1989-05-02 1996-01-03 Nec Corporation TDMA-Raumdiversity-Empfänger
US6483866B1 (en) * 1993-10-12 2002-11-19 Ntt Mobile Communications Network Inc. Multi-station transmission method and receiver for inverse transforming two pseudo-orthogonal transmission sequences used for metric calculation and base station selection based thereon
US5450456A (en) * 1993-11-12 1995-09-12 Daimler Benz Ag Method and arrangement for measuring the carrier frequency deviation in a multi-channel transmission system
US5790598A (en) * 1996-03-01 1998-08-04 Her Majesty The Queen In Right Of Canada Block decision feedback equalizer
US6307882B1 (en) * 1998-07-10 2001-10-23 Lucent Technologies Inc. Determining channel characteristics in a space-time architecture wireless communication system having multi-element antennas
US6515978B1 (en) * 1999-04-19 2003-02-04 Lucent Technologies Inc. Methods and apparatus for downlink diversity in CDMA using Walsh codes
US6175559B1 (en) * 1999-07-07 2001-01-16 Motorola, Inc. Method for generating preamble sequences in a code division multiple access system
US6377636B1 (en) * 1999-11-02 2002-04-23 Iospan Wirless, Inc. Method and wireless communications system using coordinated transmission and training for interference mitigation
US6804307B1 (en) * 2000-01-27 2004-10-12 Telefonaktiebolaget Lm Ericsson (Publ) Method and apparatus for efficient transmit diversity using complex space-time block codes
US6473467B1 (en) * 2000-03-22 2002-10-29 Qualcomm Incorporated Method and apparatus for measuring reporting channel state information in a high efficiency, high performance communications system
EP1206061B1 (de) * 2000-11-13 2009-06-17 Lucent Technologies Inc. Kanalschätzung für Raumdiversitätskommunikationssystemen

Also Published As

Publication number Publication date
US20020118635A1 (en) 2002-08-29
EP1206061A1 (de) 2002-05-15
US20070058694A1 (en) 2007-03-15
US7099269B2 (en) 2006-08-29
EP1206061B1 (de) 2009-06-17

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