FI102340B1 - Förfarande för datakommunikation och radiosystem - Google Patents

Förfarande för datakommunikation och radiosystem

Info

Publication number
FI102340B1
FI102340B1 FI970185A FI970185A FI102340B1 FI 102340 B1 FI102340 B1 FI 102340B1 FI 970185 A FI970185 A FI 970185A FI 970185 A FI970185 A FI 970185A FI 102340 B1 FI102340 B1 FI 102340B1
Authority
FI
Finland
Prior art keywords
radio system
communication method
moldulator
ofdma
synchronization
Prior art date
Application number
FI970185A
Other languages
English (en)
Finnish (fi)
Other versions
FI970185A0 (sv
FI102340B (sv
FI970185A (sv
Inventor
Mikko Kokkonen
Original Assignee
Nokia Telecommunications Oy
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 Nokia Telecommunications Oy filed Critical Nokia Telecommunications Oy
Publication of FI970185A0 publication Critical patent/FI970185A0/sv
Priority to FI970185A priority Critical patent/FI102340B/sv
Priority to DE69840667T priority patent/DE69840667D1/de
Priority to AU56650/98A priority patent/AU731266B2/en
Priority to AT98900863T priority patent/ATE426291T1/de
Priority to EP98900863A priority patent/EP0956683B1/en
Priority to CNB988018454A priority patent/CN1175640C/zh
Priority to PCT/FI1998/000031 priority patent/WO1998034381A1/en
Priority to JP53138498A priority patent/JP4140977B2/ja
Priority to US09/331,936 priority patent/US6606296B1/en
Publication of FI970185A publication Critical patent/FI970185A/sv
Application granted granted Critical
Publication of FI102340B1 publication Critical patent/FI102340B1/sv
Publication of FI102340B publication Critical patent/FI102340B/sv
Priority to NO19993480A priority patent/NO324901B1/no

Links

Classifications

    • 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
    • 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
    • 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
    • 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
    • H04L5/0001—Arrangements for dividing the transmission path
    • H04L5/0014—Three-dimensional division
    • H04L5/0016—Time-frequency-code

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Power Engineering (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Radar Systems Or Details Thereof (AREA)
  • Radio Relay Systems (AREA)
  • Toys (AREA)
  • Communication Control (AREA)
  • Reduction Or Emphasis Of Bandwidth Of Signals (AREA)
  • Synchronisation In Digital Transmission Systems (AREA)
FI970185A 1997-01-16 1997-01-16 Förfarande för datakommunikation och radiosystem FI102340B (sv)

Priority Applications (10)

Application Number Priority Date Filing Date Title
FI970185A FI102340B (sv) 1997-01-16 1997-01-16 Förfarande för datakommunikation och radiosystem
AU56650/98A AU731266B2 (en) 1997-01-16 1998-01-15 Data transmission method and radio system
DE69840667T DE69840667D1 (de) 1997-01-16 1998-01-15 Verfahren zur datenübertragung und radiosystem
AT98900863T ATE426291T1 (de) 1997-01-16 1998-01-15 Verfahren zur datenubertragung und radiosystem
EP98900863A EP0956683B1 (en) 1997-01-16 1998-01-15 Data transmission method and radio system
CNB988018454A CN1175640C (zh) 1997-01-16 1998-01-15 数据传输方法和无线***
PCT/FI1998/000031 WO1998034381A1 (en) 1997-01-16 1998-01-15 Data transmission method and radio system
JP53138498A JP4140977B2 (ja) 1997-01-16 1998-01-15 データ送信方法及び無線システム
US09/331,936 US6606296B1 (en) 1997-01-16 1998-01-15 Data transmission method and radio system
NO19993480A NO324901B1 (no) 1997-01-16 1999-07-15 Fremgangsmate for dataoverforing, samt radiosystem og anordning

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FI970185A FI102340B (sv) 1997-01-16 1997-01-16 Förfarande för datakommunikation och radiosystem
FI970185 1997-01-16

Publications (4)

Publication Number Publication Date
FI970185A0 FI970185A0 (sv) 1997-01-16
FI970185A FI970185A (sv) 1998-07-17
FI102340B1 true FI102340B1 (sv) 1998-11-13
FI102340B FI102340B (sv) 1998-11-13

Family

ID=8547638

Family Applications (1)

Application Number Title Priority Date Filing Date
FI970185A FI102340B (sv) 1997-01-16 1997-01-16 Förfarande för datakommunikation och radiosystem

Country Status (10)

Country Link
US (1) US6606296B1 (sv)
EP (1) EP0956683B1 (sv)
JP (1) JP4140977B2 (sv)
CN (1) CN1175640C (sv)
AT (1) ATE426291T1 (sv)
AU (1) AU731266B2 (sv)
DE (1) DE69840667D1 (sv)
FI (1) FI102340B (sv)
NO (1) NO324901B1 (sv)
WO (1) WO1998034381A1 (sv)

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FI111109B (sv) 1999-12-09 2003-05-30 Nokia Corp Förfarande för synkronisering av en mottagare, lokaliseringssystem, mottagare och elektronikanordning
FI19992653A (sv) 1999-12-09 2001-06-10 Nokia Mobile Phones Ltd Förfarande för synkronisering av en mottagare och mottagare
JP2002009733A (ja) * 2000-06-27 2002-01-11 Hitachi Kokusai Electric Inc 直交周波数分割多重変調方式の伝送装置
DE60031105T2 (de) * 2000-07-06 2007-04-05 Sony Deutschland Gmbh Verfahren und Vorrichtung zur Bereitstellung einen OFDM in der Aufwärtsrichtung mit Zeit-Frequenz-Verschachtelung
JP2002084252A (ja) * 2000-09-07 2002-03-22 Sony Corp Ｏｆｄｍ変調装置、ｏｆｄｍ復調装置及びｏｆｄｍ送受信システム
US6947748B2 (en) 2000-12-15 2005-09-20 Adaptix, Inc. OFDMA with adaptive subcarrier-cluster configuration and selective loading
KR100781969B1 (ko) * 2001-03-26 2007-12-06 삼성전자주식회사 직교 주파수 분할 다중 접속에 기반한 데이타 통신 장치및 방법
US7012966B2 (en) * 2001-05-21 2006-03-14 At&T Corp. Channel estimation for wireless systems with multiple transmit antennas
US7103115B2 (en) 2001-05-21 2006-09-05 At&T Corp. Optimum training sequences for wireless systems
US20040052533A1 (en) * 2001-06-29 2004-03-18 Zhan He System and method for noise suppression in optical communication
US20030039226A1 (en) 2001-08-24 2003-02-27 Kwak Joseph A. Physical layer automatic repeat request (ARQ)
US7551546B2 (en) * 2002-06-27 2009-06-23 Nortel Networks Limited Dual-mode shared OFDM methods/transmitters, receivers and systems
US7697498B2 (en) * 2003-01-31 2010-04-13 Motorola, Inc. OFDM communication device
US7068703B2 (en) * 2003-02-18 2006-06-27 Qualcomm, Incorporated Frequency hop sequences for multi-band communication systems
CN101860876B (zh) * 2003-04-23 2015-07-29 意大利电信股份公司 具有多载波分组数据传输的无线电话网络
IL156540A0 (en) * 2003-06-19 2004-01-04 Zion Hada Ofdma communication system and method
WO2005011167A1 (ja) * 2003-07-29 2005-02-03 Fujitsu Limited Ofdmシステムにおけるパイロット多重方法及び送受信装置
US20050265219A1 (en) * 2004-05-11 2005-12-01 Texas Instruments Incorporated Orthogonal frequency division multiplex (OFDM) packet detect unit, method of detecting an OFDM packet and OFDM receiver employing the same
US7817732B2 (en) 2004-07-16 2010-10-19 Qualcomm Incorporated Channel tracking with scattered pilots
CN100382465C (zh) * 2004-10-21 2008-04-16 大唐移动通信设备有限公司 时分双工移动通信***终端工作在副载波时的同步方法
CA2586278C (en) * 2004-11-04 2011-07-26 Samsung Electronics Co., Ltd. Apparatus and method for signal transmission and reception using downlink channel information in a sleep mode in a bwa communication system
US7573851B2 (en) 2004-12-07 2009-08-11 Adaptix, Inc. Method and system for switching antenna and channel assignments in broadband wireless networks
EP1875993B1 (en) 2005-02-03 2010-04-07 BIC Violex S.A. Razor handle having ergonomic gripping areas
BRPI0519867B1 (pt) 2005-02-03 2019-03-19 Bic-Violex Sa Cabo de aparelho para barbear
US20070047553A1 (en) * 2005-08-25 2007-03-01 Matusz Pawel O Uplink scheduling in wireless networks
CN100464543C (zh) * 2006-01-27 2009-02-25 东南大学 兼容的单载波正交频分多址信号发送方法
US7911935B2 (en) 2006-02-08 2011-03-22 Motorola Mobility, Inc. Method and apparatus for interleaving sequence elements of an OFDMA synchronization channel
US7983143B2 (en) * 2006-02-08 2011-07-19 Motorola Mobility, Inc. Method and apparatus for initial acquisition and cell search for an OFDMA system
JP4838185B2 (ja) * 2006-04-14 2011-12-14 パナソニック株式会社 マルチキャリア伝送方法、マルチキャリア変調信号送信装置、マルチキャリア変調信号受信装置、マルチキャリア変調信号送信方法、及びパイロット信号生成方法
US7876842B2 (en) * 2006-04-14 2011-01-25 Panasonic Corporation Multicarrier transmission method, multicarrier modulation signal transmission apparatus, multicarrier modulation signal reception apparatus, multicarrier modulation signal transmission method, and pilot signal generation method
CN101355374B (zh) * 2007-07-24 2012-08-22 重庆无线绿洲通信技术有限公司 一种无干扰准同步码分多址通信***的信号生成方法
US8457175B2 (en) * 2008-01-29 2013-06-04 Sony Corporation Systems and methods for securing a digital communications link
US8792640B2 (en) 2008-01-29 2014-07-29 Sony Corporation Systems and methods for securing a digital communications link
US8964621B2 (en) * 2009-05-08 2015-02-24 Qualcomm Incorporated Transmission and reception of a reference signal supporting positioning in a wireless communication network
CN102025682B (zh) * 2010-12-24 2013-05-01 北京邮电大学 全光ofdm***发射机装置、ofdm***及处理信号的方法

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US5053860A (en) * 1988-10-03 1991-10-01 North American Philips Corp. Method and apparatus for the transmission and reception multicarrier high definition television signal
US5134464A (en) 1990-11-16 1992-07-28 North American Philips Corporation Method and apparatus for the transmission and reception of a multicarrier digital television signal
US5214501A (en) 1988-10-03 1993-05-25 North American Philips Corporation Method and apparatus for the transmission and reception of a multicarrier high definition television signal
US5291289A (en) * 1990-11-16 1994-03-01 North American Philips Corporation Method and apparatus for transmission and reception of a digital television signal using multicarrier modulation
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US5682376A (en) * 1994-12-20 1997-10-28 Matsushita Electric Industrial Co., Ltd. Method of transmitting orthogonal frequency division multiplex signal, and transmitter and receiver employed therefor
JP3130752B2 (ja) * 1995-02-24 2001-01-31 株式会社東芝 Ｏｆｄｍ伝送受信方式及び送受信装置
US5764706A (en) * 1995-08-31 1998-06-09 Usa Digital Radio Partners, L.P. AM compatible digital waveform frame timing recovery and frame synchronous power measurement
US5914933A (en) * 1996-03-08 1999-06-22 Lucent Technologies Inc. Clustered OFDM communication system
US6192068B1 (en) * 1996-10-03 2001-02-20 Wi-Lan Inc. Multicode spread spectrum communications system
JPH10257013A (ja) * 1997-03-14 1998-09-25 Toshiba Corp 受信装置
US5867478A (en) * 1997-06-20 1999-02-02 Motorola, Inc. Synchronous coherent orthogonal frequency division multiplexing system, method, software and device

Also Published As

Publication number Publication date
AU5665098A (en) 1998-08-25
FI970185A0 (sv) 1997-01-16
NO993480L (no) 1999-07-15
EP0956683A1 (en) 1999-11-17
JP2001508262A (ja) 2001-06-19
ATE426291T1 (de) 2009-04-15
WO1998034381A1 (en) 1998-08-06
DE69840667D1 (de) 2009-04-30
US6606296B1 (en) 2003-08-12
FI102340B (sv) 1998-11-13
CN1243629A (zh) 2000-02-02
FI970185A (sv) 1998-07-17
NO324901B1 (no) 2007-12-27
JP4140977B2 (ja) 2008-08-27
CN1175640C (zh) 2004-11-10
NO993480D0 (no) 1999-07-15
EP0956683B1 (en) 2009-03-18
AU731266B2 (en) 2001-03-29

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