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CA2583721A1 - Signaux de balise ameliores facilitant la detection de signal et la sychnonisation de rythme - Google Patents

Signaux de balise ameliores facilitant la detection de signal et la sychnonisation de rythme Download PDF

Info

Publication number
CA2583721A1
CA2583721A1 CA002583721A CA2583721A CA2583721A1 CA 2583721 A1 CA2583721 A1 CA 2583721A1 CA 002583721 A CA002583721 A CA 002583721A CA 2583721 A CA2583721 A CA 2583721A CA 2583721 A1 CA2583721 A1 CA 2583721A1
Authority
CA
Canada
Prior art keywords
transmitter
signal
beacon signal
time periods
during
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.)
Granted
Application number
CA002583721A
Other languages
English (en)
Other versions
CA2583721C (fr
Inventor
Rajiv Laroia
Vladimir Parizhsky
Junyi Li
Sathyadev Venkata Uppala
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.)
Qualcomm Inc
Original Assignee
Individual
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 Individual filed Critical Individual
Publication of CA2583721A1 publication Critical patent/CA2583721A1/fr
Application granted granted Critical
Publication of CA2583721C publication Critical patent/CA2583721C/fr
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J3/00—Time-division multiplex systems
    • H04J3/02—Details
    • H04J3/06—Synchronising arrangements
    • 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
    • H04L5/00—Arrangements affording multiple use of the transmission path
    • H04L5/003—Arrangements for allocating sub-channels of the transmission path
    • H04L5/0053—Allocation of signalling, i.e. of overhead other than pilot 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
  • Radio Relay Systems (AREA)
CA2583721A 2004-10-14 2005-10-14 Signaux de balise ameliores facilitant la detection de signal et la sychnonisation de rythme Expired - Fee Related CA2583721C (fr)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US61872004P 2004-10-14 2004-10-14
US60/618,720 2004-10-14
PCT/US2005/037019 WO2006044661A2 (fr) 2004-10-14 2005-10-14 Signaux de balise ameliores facilitant la detection de signal et la sychnonisation de rythme

Publications (2)

Publication Number Publication Date
CA2583721A1 true CA2583721A1 (fr) 2006-04-27
CA2583721C CA2583721C (fr) 2010-03-30

Family

ID=36203557

Family Applications (1)

Application Number Title Priority Date Filing Date
CA2583721A Expired - Fee Related CA2583721C (fr) 2004-10-14 2005-10-14 Signaux de balise ameliores facilitant la detection de signal et la sychnonisation de rythme

Country Status (6)

Country Link
EP (1) EP1807953A2 (fr)
JP (2) JP2008517537A (fr)
KR (1) KR20070085357A (fr)
CN (1) CN101292452A (fr)
CA (1) CA2583721C (fr)
WO (1) WO2006044661A2 (fr)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7801227B2 (en) 2006-04-14 2010-09-21 Qualcomm Incorporated Methods and apparatus related to composite beacon and wideband synchronization signaling
US8422938B2 (en) 2006-06-16 2013-04-16 Qualcomm Incorporated Progressively broadcasting information in beacon signals
US8665799B2 (en) * 2006-09-14 2014-03-04 Qualcomm Incorporated Beacon assisted cell search in a wireless communication system
UA94482C2 (ru) * 2006-10-03 2011-05-10 Квелкомм Інкорпорейтед Передача синхронизации в системе беспроводной связи
US20090075664A1 (en) * 2007-09-14 2009-03-19 Qualcomm Incorporated Multiplexed beacon symbols for a wireless communication system
JP5015103B2 (ja) * 2008-09-17 2012-08-29 株式会社エヌ・ティ・ティ・ドコモ 通信システム及び通信端末並びに方法
BR112012012266B1 (pt) 2009-11-25 2021-07-06 Sharp Kabushiki Kaisha sistema de comunicação sem fio
US20150382171A1 (en) * 2013-02-07 2015-12-31 Interdigital Patent Holdings, Inc. Long-range device discovery with directional transmissions
US9496975B2 (en) * 2014-09-19 2016-11-15 Qualcomm Incorporated Dynamic directional synchronization signals in wireless communications

Family Cites Families (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS648738A (en) * 1987-07-01 1989-01-12 Toshiba Corp Radio communication system
JPS6451837A (en) * 1987-08-24 1989-02-28 Nec Corp Small sized earth station
JPH07245574A (ja) * 1994-03-07 1995-09-19 Nippon Hoso Kyokai <Nhk> ディジタル信号伝送方法
JPH10210002A (ja) * 1997-01-17 1998-08-07 Victor Co Of Japan Ltd 移動通信方式
JP3985299B2 (ja) * 1997-07-14 2007-10-03 三菱電機株式会社 移動通信システム
JP2000115834A (ja) * 1998-10-05 2000-04-21 Sony Corp 通信方法、基地局装置及び通信端末装置
JP2000134174A (ja) * 1998-10-22 2000-05-12 Victor Co Of Japan Ltd Ｏｆｄｍ受信装置
US6389087B1 (en) * 1999-06-23 2002-05-14 At&T Wireless Services, Inc. Apparatus and method for synchronization in a multiple-carrier communication system by observing energy within a guard band
JP2001119744A (ja) * 1999-10-18 2001-04-27 Advanced Space Communications Research Laboratory 移動通信方法
JP2002152083A (ja) * 2000-11-08 2002-05-24 Miyota Kk Ｓｓ通信装置
JP2002223479A (ja) * 2001-01-29 2002-08-09 Mitsubishi Materials Corp 無線データ通信システム、基地局、移動局およびプログラム
US6940827B2 (en) * 2001-03-09 2005-09-06 Adaptix, Inc. Communication system using OFDM for one direction and DSSS for another direction
KR100866781B1 (ko) * 2001-03-09 2008-11-04 콸콤 인코포레이티드 통신 시스템들 내의 심볼 타이밍 동기화 방법
US6912262B1 (en) * 2001-04-30 2005-06-28 Maxim Integrated Products, Inc. Wideband symbol synchronization in the presence of multiple strong narrowband interference
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
JP2003264870A (ja) * 2002-03-07 2003-09-19 Sony Corp 無線通信システム、移動無線通信装置および方法、固定無線通信装置および方法、記録媒体、並びにプログラム
JP3927447B2 (ja) * 2002-05-21 2007-06-06 ソフトバンクテレコム株式会社 移動体通信システムおよび送信機、受信機
JP4095665B2 (ja) * 2002-12-27 2008-06-04 ソフトバンクテレコム株式会社 チャネル割り当て方法
US7092353B2 (en) * 2003-10-17 2006-08-15 Qualcomm Incorporated Carrier search methods and apparatus
JP2005333344A (ja) * 2004-05-19 2005-12-02 Toshiba Corp 無線通信装置

Also Published As

Publication number Publication date
WO2006044661A3 (fr) 2008-01-17
EP1807953A2 (fr) 2007-07-18
JP2010268472A (ja) 2010-11-25
WO2006044661A2 (fr) 2006-04-27
JP2008517537A (ja) 2008-05-22
CN101292452A (zh) 2008-10-22
CA2583721C (fr) 2010-03-30
KR20070085357A (ko) 2007-08-27

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