SE513768C2 - Förfarande för effektiv synkronisering i ett kommunikationssystem - Google Patents

Förfarande för effektiv synkronisering i ett kommunikationssystem

Info

Publication number
SE513768C2
SE513768C2 SE9901123A SE9901123A SE513768C2 SE 513768 C2 SE513768 C2 SE 513768C2 SE 9901123 A SE9901123 A SE 9901123A SE 9901123 A SE9901123 A SE 9901123A SE 513768 C2 SE513768 C2 SE 513768C2
Authority
SE
Sweden
Prior art keywords
sequences
modified
autocorrelation
preambles
communication system
Prior art date
Application number
SE9901123A
Other languages
English (en)
Swedish (sv)
Other versions
SE9901123D0 (sv
SE9901123L (sv
Inventor
Bjoern Sihlbom
Original Assignee
Ericsson Telefon Ab L M
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 Ericsson Telefon Ab L M filed Critical Ericsson Telefon Ab L M
Priority to SE9901123A priority Critical patent/SE513768C2/sv
Publication of SE9901123D0 publication Critical patent/SE9901123D0/xx
Priority to AT00921208T priority patent/ATE396561T1/de
Priority to CNB008054983A priority patent/CN1171415C/zh
Priority to ES00921208T priority patent/ES2304952T3/es
Priority to DE60038959T priority patent/DE60038959D1/de
Priority to AU41548/00A priority patent/AU4154800A/en
Priority to EP00921208A priority patent/EP1166489B1/de
Priority to KR1020017012213A priority patent/KR100551114B1/ko
Priority to JP2000608536A priority patent/JP4523177B2/ja
Priority to PCT/SE2000/000484 priority patent/WO2000059147A1/en
Priority to US09/534,463 priority patent/US6442220B1/en
Publication of SE9901123L publication Critical patent/SE9901123L/
Publication of SE513768C2 publication Critical patent/SE513768C2/sv

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L7/00—Arrangements for synchronising receiver with transmitter
    • 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
    • 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
    • H04L27/261—Details of reference signals
    • H04L27/2613—Structure of the reference signals
    • 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
    • H04L7/046—Speed or phase control by synchronisation signals using special codes as synchronising signal using a dotting sequence
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q11/00—Selecting arrangements for multiplex systems
    • H04Q11/04—Selecting arrangements for multiplex systems for time-division multiplexing
    • H04Q11/0428—Integrated services digital network, i.e. systems for transmission of different types of digitised signals, e.g. speech, data, telecentral, television signals
    • H04Q11/0478—Provisions for broadband connections
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L12/00—Data switching networks
    • H04L12/54—Store-and-forward switching systems 
    • H04L12/56—Packet switching systems
    • H04L12/5601—Transfer mode dependent, e.g. ATM
    • H04L2012/5603—Access techniques
    • H04L2012/5604—Medium of transmission, e.g. fibre, cable, radio
    • H04L2012/5607—Radio
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L12/00—Data switching networks
    • H04L12/54—Store-and-forward switching systems 
    • H04L12/56—Packet switching systems
    • H04L12/5601—Transfer mode dependent, e.g. ATM
    • H04L2012/5672—Multiplexing, e.g. coding, scrambling
    • H04L2012/5673—Coding or scrambling
    • 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
    • H04L27/261—Details of reference signals
    • H04L27/2613—Structure of the reference signals
    • H04L27/26132—Structure of the reference signals using repetition
    • 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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L5/00—Arrangements affording multiple use of the transmission path
    • H04L5/003—Arrangements for allocating sub-channels of the transmission path
    • H04L5/0048—Allocation of pilot signals, i.e. of signals known to the receiver
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L7/00—Arrangements for synchronising receiver with transmitter
    • H04L7/02—Speed or phase control by the received code signals, the signals containing no special synchronisation information
    • H04L7/027—Speed or phase control by the received code signals, the signals containing no special synchronisation information extracting the synchronising or clock signal from the received signal spectrum, e.g. by using a resonant or bandpass circuit

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Synchronisation In Digital Transmission Systems (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Time-Division Multiplex Systems (AREA)
SE9901123A 1999-03-26 1999-03-26 Förfarande för effektiv synkronisering i ett kommunikationssystem SE513768C2 (sv)

Priority Applications (11)

Application Number Priority Date Filing Date Title
SE9901123A SE513768C2 (sv) 1999-03-26 1999-03-26 Förfarande för effektiv synkronisering i ett kommunikationssystem
PCT/SE2000/000484 WO2000059147A1 (en) 1999-03-26 2000-03-10 Method for efficient synchronisation in a communication system
DE60038959T DE60038959D1 (de) 1999-03-26 2000-03-10 Verfahren zur effizienten synchronisierung in einem nachrichtenübertragungssystem
CNB008054983A CN1171415C (zh) 1999-03-26 2000-03-10 用于通信系统中有效同步的方法
ES00921208T ES2304952T3 (es) 1999-03-26 2000-03-10 Metodo para la sincronizacion eficiente en un sistema de comunicaciones.
AT00921208T ATE396561T1 (de) 1999-03-26 2000-03-10 Verfahren zur effizienten synchronisierung in einem nachrichtenübertragungssystem
AU41548/00A AU4154800A (en) 1999-03-26 2000-03-10 Method for efficient synchronisation in a communication system
EP00921208A EP1166489B1 (de) 1999-03-26 2000-03-10 Verfahren zur effizienten synchronisierung in einem nachrichtenübertragungssystem
KR1020017012213A KR100551114B1 (ko) 1999-03-26 2000-03-10 통신 시스템에서의 효율적인 동기화 방법
JP2000608536A JP4523177B2 (ja) 1999-03-26 2000-03-10 通信システムにおける効率的な同期の方法
US09/534,463 US6442220B1 (en) 1999-03-26 2000-03-24 Method for efficient synchronization in a communication system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE9901123A SE513768C2 (sv) 1999-03-26 1999-03-26 Förfarande för effektiv synkronisering i ett kommunikationssystem

Publications (3)

Publication Number Publication Date
SE9901123D0 SE9901123D0 (sv) 1999-03-26
SE9901123L SE9901123L (sv) 2000-09-27
SE513768C2 true SE513768C2 (sv) 2000-11-06

Family

ID=20415029

Family Applications (1)

Application Number Title Priority Date Filing Date
SE9901123A SE513768C2 (sv) 1999-03-26 1999-03-26 Förfarande för effektiv synkronisering i ett kommunikationssystem

Country Status (11)

Country Link
US (1) US6442220B1 (de)
EP (1) EP1166489B1 (de)
JP (1) JP4523177B2 (de)
KR (1) KR100551114B1 (de)
CN (1) CN1171415C (de)
AT (1) ATE396561T1 (de)
AU (1) AU4154800A (de)
DE (1) DE60038959D1 (de)
ES (1) ES2304952T3 (de)
SE (1) SE513768C2 (de)
WO (1) WO2000059147A1 (de)

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SE522704C2 (sv) * 2000-10-09 2004-03-02 Ericsson Telefon Ab L M Överföring av ljuddata och icke ljuddata mellan en bärbar ch kommunikationsapparat och en extern terminal
WO2002045276A2 (en) * 2000-11-30 2002-06-06 Arraycomm, Inc. Training sequence for a radio communications system
KR100830494B1 (ko) * 2001-02-20 2008-05-20 엘지전자 주식회사 이동통신 시스템에서의 트래픽 볼륨 측정방법
US20030018840A1 (en) * 2001-07-18 2003-01-23 Chandler Billy J. Power bus information transmission system and method of data transmission
EP1282257A1 (de) 2001-08-02 2003-02-05 Mitsubishi Electric Information Technology Centre Europe B.V. Verfahren und Vorrichtung zur Detektion von Datensequenzen
EP1282258A1 (de) * 2001-08-02 2003-02-05 Mitsubishi Electric Information Technology Centre Europe B.V. Verfahren und Vorrichtung zur Synchronisation von Empfängern
JP3693025B2 (ja) * 2002-02-21 2005-09-07 ソニー株式会社 無線通信方法、無線通信システム、無線基地局、無線通信端末、プログラム及び媒体
KR100479864B1 (ko) 2002-11-26 2005-03-31 학교법인 중앙대학교 이동 통신 시스템에서의 하향링크 신호의 구성 방법과동기화 방법 및 그 장치 그리고 이를 이용한 셀 탐색 방법
CN100359956C (zh) * 2003-02-09 2008-01-02 中兴通讯股份有限公司 无线通信系统中实现同步与测距的方法及其实施装置
US20040205816A1 (en) * 2003-04-11 2004-10-14 Barrett Peter T. Virtual channel preview guide
US7995967B2 (en) 2004-03-09 2011-08-09 Neocific, Inc Methods and apparatus for random access in multi-carrier communication systems
US8199867B2 (en) * 2005-10-14 2012-06-12 Telefonaktiebolaget L M Ericsson (Publ) Interference suppression in bit-serial data streams
US7801107B2 (en) * 2006-05-25 2010-09-21 Mitsubishi Electric Research Laboratories, Inc. Method for transmitting a communications packet in a wireless communications network
KR101342373B1 (ko) 2006-10-25 2013-12-16 엘지전자 주식회사 주파수 옵셋에 대비한 ｒａｃｈ 송신 설정 방법, ｒａｃｈ송신 방법, 및 ｒａｃｈ 검출 방법
WO2008051033A2 (en) * 2006-10-25 2008-05-02 Lg Electronics Inc. Methods for adjusting random access channel transmission against frequency offset
GB2444307A (en) * 2006-12-01 2008-06-04 Plextek Ltd Extracting timing data from a two part preamble, the second part of the preamble being the inverse of the first part.
US8126103B2 (en) 2006-12-11 2012-02-28 New Jersey Institute Of Technology Frame synchronization using correlation between permuted sequences
EP3767908A1 (de) 2007-01-05 2021-01-20 LG Electronics Inc. Verfahren zur einstellung eines zyklischen frequenz-offsets mit versetzungsbeurteilung
EP2458805B1 (de) 2007-01-05 2018-06-27 LG Electronics Inc. Verfahren für das einstellen eines zyklischen frequenz-offsets mit versetzungsbeurteilung
JPWO2008156133A1 (ja) * 2007-06-20 2010-08-26 公立大学法人大阪府立大学 Ｃｆｏとｄｃｏを有するｏｆｄｍ信号の補償方法、プログラム、記録媒体および受信機
JP5379145B2 (ja) * 2007-09-28 2013-12-25 トムソン ライセンシング Ｄｍｂ−ｔシステムのための時間周波数同期化およびフレーム番号検出
KR101231512B1 (ko) 2008-05-09 2013-02-07 한국전자통신연구원 무선통신시스템의 셀 탐색에서 주파수 오프셋에 강한 심볼 동기 획득 장치 및 방법
JP2014509668A (ja) 2011-03-28 2014-04-21 ヘンケル・チャイナ・カンパニー・リミテッド Ｌｅｄ封入用硬化性シリコーン樹脂
US9036756B2 (en) 2013-01-25 2015-05-19 Cambridge Silicon Radio Limited Receiver and methods for calibration thereof
US9537548B2 (en) 2014-10-27 2017-01-03 Nokia Solutions And Networks Oy Random access channel using basis functions
CN107360624B (zh) * 2017-08-07 2020-08-18 西安交通大学 一种基于多段重复前导序列的平滑自相关定时粗同步方法

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US4649543A (en) * 1985-08-30 1987-03-10 Motorola, Inc. Synchronization sequence decoder for a digital radiotelephone system
FR2597690B1 (fr) * 1986-04-22 1988-06-10 Trt Telecom Radio Electr Appareil de detection et de discrimination de sauts de phase dans un signal periodique et application a un signal telephonique de tonalite avec inversions de phase.
US4868864A (en) * 1986-07-15 1989-09-19 Hayes Microcomputer Products, Inc. Autocorrelating 2400 bps handshake sequence detector
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ATE116496T1 (de) * 1988-11-28 1995-01-15 Storno As Verfahren zur ermittlung der ankunftszeit eines signals mittels korrelationstechnik.
DE4014766A1 (de) * 1990-04-19 1992-01-09 Siemens Ag Verfahren zum ermitteln von qualitaetsparametern einer uebertragungsstrecke fuer digitale datenstroeme mit zellenstruktur
SE515911C2 (sv) * 1996-03-26 2001-10-29 Ericsson Telefon Ab L M Förfarande och anordning för mottagning av en symbolsekvens
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Also Published As

Publication number Publication date
EP1166489A1 (de) 2002-01-02
EP1166489B1 (de) 2008-05-21
SE9901123D0 (sv) 1999-03-26
KR20010103051A (ko) 2001-11-17
WO2000059147A1 (en) 2000-10-05
KR100551114B1 (ko) 2006-02-09
JP4523177B2 (ja) 2010-08-11
CN1346560A (zh) 2002-04-24
SE9901123L (sv) 2000-09-27
US6442220B1 (en) 2002-08-27
JP2002540720A (ja) 2002-11-26
DE60038959D1 (de) 2008-07-03
ATE396561T1 (de) 2008-06-15
ES2304952T3 (es) 2008-11-01
CN1171415C (zh) 2004-10-13
AU4154800A (en) 2000-10-16

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