CA2600767A1 - Timing synchronization and channel estimation at a transition between local and wide area waveforms using a designated tdm pilot - Google Patents

Timing synchronization and channel estimation at a transition between local and wide area waveforms using a designated tdm pilot Download PDF

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Publication number
CA2600767A1
CA2600767A1 CA002600767A CA2600767A CA2600767A1 CA 2600767 A1 CA2600767 A1 CA 2600767A1 CA 002600767 A CA002600767 A CA 002600767A CA 2600767 A CA2600767 A CA 2600767A CA 2600767 A1 CA2600767 A1 CA 2600767A1
Authority
CA
Canada
Prior art keywords
symbol
local
tdm
wide
pilot symbol
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.)
Abandoned
Application number
CA002600767A
Other languages
English (en)
French (fr)
Inventor
Bojan Vrcelj
Ashok Mantradavi
Fuyun Ling
Krishna Kiran Mukkavilli
Raghuraman Krishnamoorthi
Michael Mao Wang
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
Qualcomm Incorporated
Bojan Vrcelj
Ashok Mantradavi
Fuyun Ling
Krishna Kiran Mukkavilli
Raghuraman Krishnamoorthi
Michael Mao Wang
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 Qualcomm Incorporated, Bojan Vrcelj, Ashok Mantradavi, Fuyun Ling, Krishna Kiran Mukkavilli, Raghuraman Krishnamoorthi, Michael Mao Wang filed Critical Qualcomm Incorporated
Publication of CA2600767A1 publication Critical patent/CA2600767A1/en
Abandoned legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W56/00—Synchronisation arrangements
    • H04W56/0055—Synchronisation arrangements determining timing error of reception due to propagation delay
    • H04W56/0065—Synchronisation arrangements determining timing error of reception due to propagation delay using measurement of signal travel time
    • H04W56/007—Open loop measurement
    • H04W56/0075—Open loop measurement based on arrival time vs. expected arrival time
    • H04W56/0085—Open loop measurement based on arrival time vs. expected arrival time detecting a given structure in the signal
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W56/00—Synchronisation arrangements
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/14—Relay systems
    • H04B7/15—Active relay systems
    • H04B7/204—Multiple access
    • H04B7/212—Time-division multiple access [TDMA]
    • 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
    • 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
    • H04L27/2656—Frame synchronisation, e.g. packet synchronisation, time division duplex [TDD] switching point detection or subframe synchronisation
    • 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
    • H04L5/0003—Two-dimensional division
    • H04L5/0005—Time-frequency
    • H04L5/0007—Time-frequency the frequencies being orthogonal, e.g. OFDM(A), DMT
    • 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
    • H04L5/0058—Allocation criteria
    • H04L5/0064—Rate requirement of the data, e.g. scalable bandwidth, data priority
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W24/00—Supervisory, monitoring or testing arrangements

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Synchronisation In Digital Transmission Systems (AREA)
CA002600767A 2005-03-10 2006-03-10 Timing synchronization and channel estimation at a transition between local and wide area waveforms using a designated tdm pilot Abandoned CA2600767A1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US66072005P 2005-03-10 2005-03-10
US60/660,720 2005-03-10
PCT/US2006/008762 WO2006099222A1 (en) 2005-03-10 2006-03-10 Timing synchronization and channel estimation at a transition between local and wide area waveforms using a designated tdm pilot

Publications (1)

Publication Number Publication Date
CA2600767A1 true CA2600767A1 (en) 2006-09-21

Family

ID=36604244

Family Applications (1)

Application Number Title Priority Date Filing Date
CA002600767A Abandoned CA2600767A1 (en) 2005-03-10 2006-03-10 Timing synchronization and channel estimation at a transition between local and wide area waveforms using a designated tdm pilot

Country Status (9)

Country Link
EP (1) EP1856873A1 (ru)
JP (1) JP2008533851A (ru)
KR (2) KR20090087131A (ru)
CN (1) CN101160898B (ru)
BR (1) BRPI0609275A2 (ru)
CA (1) CA2600767A1 (ru)
RU (1) RU2379847C2 (ru)
TW (1) TW200704060A (ru)
WO (1) WO2006099222A1 (ru)

Families Citing this family (25)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7221680B2 (en) 2003-09-02 2007-05-22 Qualcomm Incorporated Multiplexing and transmission of multiple data streams in a wireless multi-carrier communication system
US8477809B2 (en) 2003-09-02 2013-07-02 Qualcomm Incorporated Systems and methods for generalized slot-to-interlace mapping
US8599764B2 (en) 2003-09-02 2013-12-03 Qualcomm Incorporated Transmission of overhead information for reception of multiple data streams
US8509051B2 (en) 2003-09-02 2013-08-13 Qualcomm Incorporated Multiplexing and transmission of multiple data streams in a wireless multi-carrier communication system
US8526412B2 (en) 2003-10-24 2013-09-03 Qualcomm Incorporated Frequency division multiplexing of multiple data streams in a wireless multi-carrier communication system
UA90481C2 (en) 2004-07-29 2010-05-11 Квелкомм Инкорпорейтед System and processor of interleaving
US8391410B2 (en) 2004-07-29 2013-03-05 Qualcomm Incorporated Methods and apparatus for configuring a pilot symbol in a wireless communication system
US20070081484A1 (en) * 2004-07-29 2007-04-12 Wang Michael M Methods and apparatus for transmitting a frame structure in a wireless communication system
US7813383B2 (en) * 2005-03-10 2010-10-12 Qualcomm Incorporated Method for transmission of time division multiplexed pilot symbols to aid channel estimation, time synchronization, and AGC bootstrapping in a multicast wireless system
US9042212B2 (en) 2005-07-29 2015-05-26 Qualcomm Incorporated Method and apparatus for communicating network identifiers in a communication system
US9391751B2 (en) 2005-07-29 2016-07-12 Qualcomm Incorporated System and method for frequency diversity
US7782806B2 (en) 2006-03-09 2010-08-24 Qualcomm Incorporated Timing synchronization and channel estimation at a transition between local and wide area waveforms using a designated TDM pilot
US8842612B2 (en) * 2007-06-20 2014-09-23 Qualcomm Incorporated Methods and apparatus for service acquisition in a multi-frequency network
EP2028785A3 (en) 2007-07-26 2009-06-24 Qualcomm Incorporated Systems and methods for generalized slot-to-interlace mapping
KR101132491B1 (ko) * 2007-08-06 2012-03-30 콸콤 인코포레이티드 일반화된 슬롯-대-인터레이스 매핑을 위한 시스템들 및 방법들
EP2106165B1 (en) * 2008-03-26 2012-03-21 Nokia Siemens Networks Oy Apparatus and methods for radio resource management for wide area and local area systems
KR101466943B1 (ko) 2008-04-04 2014-12-02 삼성전자주식회사 주파수 영역 등화를 위한 송신기 및 수신기
KR101231512B1 (ko) 2008-05-09 2013-02-07 한국전자통신연구원 무선통신시스템의 셀 탐색에서 주파수 오프셋에 강한 심볼 동기 획득 장치 및 방법
EP2139168A1 (en) * 2008-06-25 2009-12-30 Thomson Licensing, Inc. Method and device for time synchronization in a TDMA multi-hop wireless network
US8634313B2 (en) * 2009-06-19 2014-01-21 Qualcomm Incorporated Method and apparatus that facilitates a timing alignment in a multicarrier system
US8582687B2 (en) * 2009-06-26 2013-11-12 Plusn, Llc System and method for controlling combined radio signals
CN102664848B (zh) 2009-10-29 2015-08-12 中兴通讯股份有限公司 数据发送方法及装置
ES2525361T3 (es) * 2012-05-15 2014-12-22 Telefonaktiebolaget L M Ericsson (Publ) Asignación de identidad de dispositivo local para la comunicación de dispositivo a dispositivo (D2D) asistida por red
US10021695B2 (en) 2015-04-14 2018-07-10 Qualcomm Incorporated Apparatus and method for generating and transmitting data frames
GB2540596A (en) * 2015-07-22 2017-01-25 Sony Corp Receiver and method of receiving

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5732113A (en) * 1996-06-20 1998-03-24 Stanford University Timing and frequency synchronization of OFDM signals
EP0938208A1 (en) * 1998-02-22 1999-08-25 Sony International (Europe) GmbH Multicarrier transmission, compatible with the existing GSM system
US6256508B1 (en) * 1998-02-27 2001-07-03 Mitsubishi Denki Kabushiki Kaisha Simultaneous broadcasting system, transmitter and receiver therefor
KR100566040B1 (ko) 1998-03-19 2006-03-30 가부시끼가이샤 히다치 세이사꾸쇼 방송 정보 공급 시스템
DE10114035A1 (de) * 2001-03-22 2002-12-12 Bosch Gmbh Robert Verfahren zum Versenden von digitalen Rundfunksignalen
US6675022B2 (en) * 2001-08-31 2004-01-06 Motorola Inc. Method and apparatus for providing localized information to a communication device in a wide area communication system
US7660275B2 (en) * 2003-10-24 2010-02-09 Qualcomm Incorporated Local and wide-area transmissions in a wireless broadcast network
UA90481C2 (en) * 2004-07-29 2010-05-11 Квелкомм Инкорпорейтед System and processor of interleaving

Also Published As

Publication number Publication date
JP2008533851A (ja) 2008-08-21
CN101160898A (zh) 2008-04-09
RU2379847C2 (ru) 2010-01-20
KR100934149B1 (ko) 2009-12-29
WO2006099222A1 (en) 2006-09-21
TW200704060A (en) 2007-01-16
KR20090087131A (ko) 2009-08-14
EP1856873A1 (en) 2007-11-21
CN101160898B (zh) 2013-07-03
RU2007137488A (ru) 2009-04-20
KR20070110917A (ko) 2007-11-20
BRPI0609275A2 (pt) 2010-03-09

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Legal Events

Date Code Title Description
EEER Examination request
FZDE Discontinued