DE60131824D1 - Rückgewinnung des Symboltaktes - Google Patents

Rückgewinnung des Symboltaktes

Info

Publication number
DE60131824D1
DE60131824D1 DE60131824T DE60131824T DE60131824D1 DE 60131824 D1 DE60131824 D1 DE 60131824D1 DE 60131824 T DE60131824 T DE 60131824T DE 60131824 T DE60131824 T DE 60131824T DE 60131824 D1 DE60131824 D1 DE 60131824D1
Authority
DE
Germany
Prior art keywords
recovery
symbol clock
symbol
clock
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
DE60131824T
Other languages
English (en)
Other versions
DE60131824T2 (de
Inventor
Takefumi Yamada
Shigeru Tomisato
Tadashi Matsumoto
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.)
NTT Docomo Inc
Original Assignee
NTT Docomo 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 NTT Docomo Inc filed Critical NTT Docomo Inc
Publication of DE60131824D1 publication Critical patent/DE60131824D1/de
Application granted granted Critical
Publication of DE60131824T2 publication Critical patent/DE60131824T2/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
    • H04L25/03—Shaping networks in transmitter or receiver, e.g. adaptive shaping networks
    • H04L25/03006—Arrangements for removing intersymbol interference
    • H04L25/03012—Arrangements for removing intersymbol interference operating in the time domain
    • H04L25/03019—Arrangements for removing intersymbol interference operating in the time domain adaptive, i.e. capable of adjustment during data reception
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L7/00—Arrangements for synchronising receiver with transmitter
    • H04L7/04—Speed or phase control by synchronisation signals
    • H04L7/041—Speed or phase control by synchronisation signals using special codes as synchronising signal
    • H04L7/042—Detectors therefor, e.g. correlators, state machines
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
    • H04B7/04—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
    • H04B7/08—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the receiving station
    • H04B7/0837—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the receiving station using pre-detection combining
    • H04B7/0842—Weighted combining
DE60131824T 2000-11-01 2001-10-31 Rückgewinnung des Symboltaktes Expired - Lifetime DE60131824T2 (de)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
JP2000334723 2000-11-01
JP2000334723 2000-11-01
JP2001111105 2001-04-10
JP2001111105 2001-04-10

Publications (2)

Publication Number Publication Date
DE60131824D1 true DE60131824D1 (de) 2008-01-24
DE60131824T2 DE60131824T2 (de) 2008-11-27

Family

ID=26603289

Family Applications (2)

Application Number Title Priority Date Filing Date
DE60131824T Expired - Lifetime DE60131824T2 (de) 2000-11-01 2001-10-31 Rückgewinnung des Symboltaktes
DE60143680T Expired - Lifetime DE60143680D1 (de) 2000-11-01 2001-10-31 Vorrichtung und Verfahren zur adaptiven Entzerrung

Family Applications After (1)

Application Number Title Priority Date Filing Date
DE60143680T Expired - Lifetime DE60143680D1 (de) 2000-11-01 2001-10-31 Vorrichtung und Verfahren zur adaptiven Entzerrung

Country Status (4)

Country Link
US (1) US7116735B2 (de)
EP (2) EP1806890B1 (de)
CN (1) CN1248515C (de)
DE (2) DE60131824T2 (de)

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KR100435494B1 (ko) * 2001-11-21 2004-06-09 한국전자통신연구원 디지털 통신에서의 동기 수행 시스템 및 그 방법
KR100466589B1 (ko) * 2002-02-18 2005-01-24 한국전자통신연구원 디지털 심볼 동기 장치 및 그 방법
SG120921A1 (en) * 2002-03-13 2006-04-26 Ntt Docomo Inc Mimo receiver and method of reception therefor
MXPA05001192A (es) * 2002-07-31 2005-05-16 Thomson Licensing Sa Arquitectura de memoria intermedia centralizada para un receptor de multiplexion de division por frecuencia ortogonal (ofdm).
JP2004312145A (ja) * 2003-04-03 2004-11-04 Matsushita Electric Ind Co Ltd 適応等化器
WO2006009549A1 (en) * 2004-06-21 2006-01-26 Genta Incorporated Novel crystalline forms of compositions of matter including the elements gallium, nitrogen, and oxygen
US7568059B2 (en) * 2004-07-08 2009-07-28 Asocs Ltd. Low-power reconfigurable architecture for simultaneous implementation of distinct communication standards
TWI256815B (en) * 2004-07-27 2006-06-11 Mediatek Inc Frequency synchronization device and the method thereof
JP2006166005A (ja) * 2004-12-07 2006-06-22 Furuno Electric Co Ltd 多値ｑａｍシンボルタイミング検出回路および多値ｑａｍ通信信号受信機
KR100867319B1 (ko) * 2005-08-08 2008-11-06 삼성전자주식회사 무선통신시스템에서 비동기 송신 검출 장치 및 방법
US9014152B2 (en) 2008-06-09 2015-04-21 Qualcomm Incorporated Increasing capacity in wireless communications
US8611305B2 (en) 2005-08-22 2013-12-17 Qualcomm Incorporated Interference cancellation for wireless communications
US9071344B2 (en) 2005-08-22 2015-06-30 Qualcomm Incorporated Reverse link interference cancellation
WO2008038164A1 (en) * 2006-06-28 2008-04-03 Nxp B.V. Method and apparatus for signal detection
US7782934B2 (en) * 2006-09-18 2010-08-24 Silicon Image, Inc. Parameter scanning for signal over-sampling
US8666686B2 (en) * 2007-03-12 2014-03-04 Stmicroelectronics International N.V. Method and apparatus for detecting possible correlations between signal patterns
JP2009038422A (ja) * 2007-07-31 2009-02-19 Nec Electronics Corp 同期回路、及び、データ受信方法
US20100046660A1 (en) 2008-05-13 2010-02-25 Qualcomm Incorporated Interference cancellation under non-stationary conditions
US9237515B2 (en) 2008-08-01 2016-01-12 Qualcomm Incorporated Successive detection and cancellation for cell pilot detection
US9277487B2 (en) * 2008-08-01 2016-03-01 Qualcomm Incorporated Cell detection with interference cancellation
US8509293B2 (en) * 2008-08-19 2013-08-13 Qualcomm Incorporated Semi-coherent timing propagation for GERAN multislot configurations
US8179774B2 (en) * 2009-01-30 2012-05-15 Lantiq Deutschland Gmbh Cross-talk coefficient updating in vector transmission
KR101330744B1 (ko) * 2009-03-24 2013-11-18 교세라 가부시키가이샤 무선통신시스템, 무선단말, 무선기지국, 제어장치 및 무선통신방법
CN101854316A (zh) * 2009-03-30 2010-10-06 华为技术有限公司 一种电均衡及电解偏的方法、接收端设备和通信系统
US9160577B2 (en) 2009-04-30 2015-10-13 Qualcomm Incorporated Hybrid SAIC receiver
US8787509B2 (en) 2009-06-04 2014-07-22 Qualcomm Incorporated Iterative interference cancellation receiver
US8831149B2 (en) 2009-09-03 2014-09-09 Qualcomm Incorporated Symbol estimation methods and apparatuses
US8619928B2 (en) * 2009-09-03 2013-12-31 Qualcomm Incorporated Multi-stage interference suppression
CN102668628B (zh) 2009-11-27 2015-02-11 高通股份有限公司 增加无线通信中的容量的方法和装置
KR101376676B1 (ko) 2009-11-27 2014-03-20 퀄컴 인코포레이티드 무선 통신들에서의 용량 증가
US8472437B2 (en) * 2010-02-15 2013-06-25 Texas Instruments Incorporated Wireless chip-to-chip switching
US8396440B2 (en) * 2010-06-22 2013-03-12 Qualcomm Incorporated Signal reception method and apparatus for non-stationary channels
CN103579779B (zh) * 2013-11-05 2015-07-15 浙江大学 一种自适应阵列天线
CN105450566B (zh) * 2014-09-30 2019-04-30 展讯通信（上海）有限公司 均衡方法及均衡器
CN110391862A (zh) * 2019-07-20 2019-10-29 中国船舶重工集团公司第七二四研究所 一种同步码滑动匹配的多路光纤时钟同步方法

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US5159282A (en) * 1989-12-06 1992-10-27 Kabushiki Kaisha Toshiba Demodulation apparatus incorporating adaptive equalizer for digital communication
GB2252221B (en) * 1991-01-24 1995-01-18 Roke Manor Research Improvements in or relating to equalisers for digital radio communication systems
US5297169A (en) * 1991-06-28 1994-03-22 Telefonaktiebolaget L M Ericsson Equalizer training in a radiotelephone system
JP3259292B2 (ja) * 1991-09-26 2002-02-25 ソニー株式会社 等化方法
US5175558A (en) * 1992-02-10 1992-12-29 Trw Inc. Nulling system for constraining pulse jammer duty factors
FI101256B1 (fi) * 1995-10-03 1998-05-15 Nokia Mobile Phones Ltd Menetelmä vastaanotetun signaalin ajoituksen mittaamiseksi tiedonsiirtojärjestelmässä ja menetelmän toteuttava matkaviestin
US6289064B1 (en) * 1996-03-07 2001-09-11 Matsushita Communication Industrial Co., Ltd. Synchronization equipment
JP2751959B2 (ja) * 1996-07-15 1998-05-18 日本電気株式会社 Ｃｄｍａ受信装置の受信タイミング検出回路
WO1998009385A2 (en) * 1996-08-29 1998-03-05 Cisco Technology, Inc. Spatio-temporal processing for communication
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Also Published As

Publication number Publication date
EP1806890A2 (de) 2007-07-11
CN1351454A (zh) 2002-05-29
US20020051487A1 (en) 2002-05-02
EP1204235A2 (de) 2002-05-08
US7116735B2 (en) 2006-10-03
CN1248515C (zh) 2006-03-29
DE60143680D1 (de) 2011-01-27
EP1806890A3 (de) 2008-08-06
EP1204235B1 (de) 2007-12-12
EP1204235A3 (de) 2003-06-04
EP1806890B1 (de) 2010-12-15
DE60131824T2 (de) 2008-11-27

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