ATE461575T1 - Mehrträger-empfänger und verfahren zur erkennung von zyklischen präfixen mit unbekannten längen - Google Patents

Mehrträger-empfänger und verfahren zur erkennung von zyklischen präfixen mit unbekannten längen

Info

Publication number
ATE461575T1
ATE461575T1 AT05806701T AT05806701T ATE461575T1 AT E461575 T1 ATE461575 T1 AT E461575T1 AT 05806701 T AT05806701 T AT 05806701T AT 05806701 T AT05806701 T AT 05806701T AT E461575 T1 ATE461575 T1 AT E461575T1
Authority
AT
Austria
Prior art keywords
multi carrier
cyclic prefixes
carrier receiver
unknown length
detecting cyclic
Prior art date
Application number
AT05806701T
Other languages
English (en)
Inventor
Sigang Qiu
Minh-Anh Vuong
Atul Salvekar
Xiaoshu Qian
Original Assignee
Intel Corp
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 Intel Corp filed Critical Intel Corp
Application granted granted Critical
Publication of ATE461575T1 publication Critical patent/ATE461575T1/de

Links

Classifications

    • 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
    • H04L27/2605—Symbol extensions, e.g. Zero Tail, Unique Word [UW]
    • H04L27/2607—Cyclic extensions
    • 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
    • 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
    • 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
    • H04L27/2666—Acquisition of further OFDM parameters, e.g. bandwidth, subcarrier spacing, or guard interval length

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
  • Circuits Of Receivers In General (AREA)
  • Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
  • Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
  • Professional, Industrial, Or Sporting Protective Garments (AREA)
  • Radar Systems Or Details Thereof (AREA)
  • Burglar Alarm Systems (AREA)
  • Geophysics And Detection Of Objects (AREA)
  • Synchronisation In Digital Transmission Systems (AREA)
  • Monitoring And Testing Of Transmission In General (AREA)
AT05806701T 2004-09-29 2005-09-29 Mehrträger-empfänger und verfahren zur erkennung von zyklischen präfixen mit unbekannten längen ATE461575T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US10/954,650 US7418065B2 (en) 2004-09-29 2004-09-29 Multicarrier receivers and methods for detecting cyclic prefixes having unknown lengths
PCT/US2005/035287 WO2006039546A1 (en) 2004-09-29 2005-09-29 Multicarrier receivers and methods for detecting cyclic prefixes having

Publications (1)

Publication Number Publication Date
ATE461575T1 true ATE461575T1 (de) 2010-04-15

Family

ID=35784750

Family Applications (1)

Application Number Title Priority Date Filing Date
AT05806701T ATE461575T1 (de) 2004-09-29 2005-09-29 Mehrträger-empfänger und verfahren zur erkennung von zyklischen präfixen mit unbekannten längen

Country Status (9)

Country Link
US (1) US7418065B2 (de)
EP (1) EP1794971B1 (de)
CN (1) CN101032141B (de)
AT (1) ATE461575T1 (de)
DE (2) DE112005002306T5 (de)
GB (1) GB2432497B (de)
MY (1) MY145165A (de)
TW (1) TWI306710B (de)
WO (1) WO2006039546A1 (de)

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US20050251844A1 (en) * 2001-02-02 2005-11-10 Massimiliano Martone Blind correlation for high precision ranging of coded OFDM signals
WO2009149104A2 (en) 2008-06-03 2009-12-10 Rosum Corporation Time, frequency, and location determination for femtocells
US20020184653A1 (en) 2001-02-02 2002-12-05 Pierce Matthew D. Services based on position location using broadcast digital television signals
US7418065B2 (en) 2004-09-29 2008-08-26 Intel Corporation Multicarrier receivers and methods for detecting cyclic prefixes having unknown lengths
US8552835B2 (en) 2005-10-28 2013-10-08 Mojix, Inc. RFID system with low complexity implementation and pallet coding error correction
EP1949188B1 (de) 2005-10-28 2015-04-22 Mojix, Inc. Rfid-empfänger
JP4677490B2 (ja) 2005-10-31 2011-04-27 エルジー エレクトロニクス インコーポレイティド 無線移動通信システムにおける無線接続情報送受信方法
WO2007061272A2 (en) 2005-11-28 2007-05-31 Lg Electronics Inc. Method and apparatus for generating and transmitting code sequence in a wireless communication system
US20070217326A1 (en) * 2006-03-20 2007-09-20 Beceem Communications, Inc. Method and system for transmitting a frame in a block transmission system and for decoding the frame thereof
TWI625954B (zh) 2006-06-09 2018-06-01 進化無線責任有限公司 行動通訊系統中傳送資料之方法和裝置
US8121229B2 (en) * 2006-07-24 2012-02-21 Industrial Technology Research Institute Guard section length detection method and system
CN100571240C (zh) * 2006-08-17 2009-12-16 中兴通讯股份有限公司 一种无线信号成帧的循环前缀参数设置方法
WO2008082273A1 (en) * 2007-01-04 2008-07-10 Electronics And Telecommunications Research Institute Random access preamble structure in extended cells environment
CN102752094B (zh) 2007-01-10 2015-12-02 联想创新有限公司（香港) Ofdm通信系统中的mbms的传输
KR101357859B1 (ko) 2007-09-19 2014-02-06 삼성전자주식회사 이동통신 시스템에서 사이클 프리픽스 길이 검출을 위한장치 및 방법
US8913532B1 (en) * 2008-03-31 2014-12-16 Zte (Usa) Inc. Configurable guard time for wireless networks
WO2009151778A2 (en) 2008-04-14 2009-12-17 Mojix, Inc. Radio frequency identification tag location estimation and tracking system and method
CN102017725A (zh) * 2008-04-28 2011-04-13 诺基亚公司 用于使用超帧提供节能的方法和设备
KR100939722B1 (ko) 2008-08-11 2010-02-01 엘지전자 주식회사 데이터 전송 방법 및 이를 위한 사용자 기기
CN101552762B (zh) * 2009-02-25 2011-11-23 北京天碁科技有限公司 循环前缀长度类型及辅同步信号检测的方法及装置
US9602316B2 (en) 2011-03-07 2017-03-21 Mojix, Inc. Multiple symbol noncoherent soft output detector
US9008239B2 (en) 2011-03-07 2015-04-14 Mojix, Inc. Collision detection using a multiple symbol noncoherent soft output detector
JP2012235328A (ja) * 2011-05-02 2012-11-29 Renesas Electronics Corp 周波数補正回路、無線受信装置、及び周波数補正方法
WO2015200785A1 (en) * 2014-06-27 2015-12-30 Comsonics, Inc. Downstream ofdm signal egress detection
CA2967718A1 (en) * 2014-11-19 2016-05-26 Lantiq Beteiligungs-GmbH & Co.KG Link loss detection
US9883337B2 (en) 2015-04-24 2018-01-30 Mijix, Inc. Location based services for RFID and sensor networks
US10033565B2 (en) * 2015-07-27 2018-07-24 Intel Corporation Low peak-to-average power ratio long training field sequences
CN117336133B (zh) * 2023-10-25 2024-06-11 白盒子(上海)微电子科技有限公司 一种低复杂度ofdm去循环前缀方法和装置

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100234330B1 (ko) 1997-09-30 1999-12-15 윤종용 Ofdm 시스템 수신기의 보호 구간 종류 검출장치 및 그 방법
AU740804B2 (en) * 1999-07-19 2001-11-15 Nippon Telegraph & Telephone Corporation OFDM packet communication receiver system
EP1282257A1 (de) * 2001-08-02 2003-02-05 Mitsubishi Electric Information Technology Centre Europe B.V. Verfahren und Vorrichtung zur Detektion von Datensequenzen
KR20040009938A (ko) * 2002-07-26 2004-01-31 주식회사 오픈솔루션 초기심볼 동기 검출장치 및 그 방법
TWI220547B (en) * 2003-07-08 2004-08-21 Realtek Semiconductor Corp Symbol boundary detection device and method
US7418065B2 (en) 2004-09-29 2008-08-26 Intel Corporation Multicarrier receivers and methods for detecting cyclic prefixes having unknown lengths

Also Published As

Publication number Publication date
DE112005002306T5 (de) 2007-10-04
CN101032141B (zh) 2012-03-21
WO2006039546A1 (en) 2006-04-13
TWI306710B (en) 2009-02-21
EP1794971B1 (de) 2010-03-17
EP1794971A1 (de) 2007-06-13
GB0705139D0 (en) 2007-04-25
GB2432497B (en) 2009-04-08
US20060067412A1 (en) 2006-03-30
CN101032141A (zh) 2007-09-05
TW200625891A (en) 2006-07-16
GB2432497A (en) 2007-05-23
DE602005020037D1 (de) 2010-04-29
US7418065B2 (en) 2008-08-26
MY145165A (en) 2011-12-30

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