CN102084614B - 用于通信系统中的帧检测的方法及设备 - Google Patents

用于通信系统中的帧检测的方法及设备 Download PDF

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Publication number
CN102084614B
CN102084614B CN200980124024.5A CN200980124024A CN102084614B CN 102084614 B CN102084614 B CN 102084614B CN 200980124024 A CN200980124024 A CN 200980124024A CN 102084614 B CN102084614 B CN 102084614B
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China
Prior art keywords
subframe
reference signal
signal
power level
detected
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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.)
Expired - Fee Related
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CN200980124024.5A
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English (en)
Chinese (zh)
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CN102084614A (zh
Inventor
S.斯特拉特福德
D.武契奇
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Commscope Connectivity LLC
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LGC Wireless LLC
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    • 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
    • H04L5/14—Two-way operation using the same type of signal, i.e. duplex
    • H04L5/1469—Two-way operation using the same type of signal, i.e. duplex using time-sharing
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J3/00—Time-division multiplex systems
    • H04J3/02—Details
    • H04J3/06—Synchronising arrangements
    • H04J3/0602—Systems characterised by the synchronising information used
    • H04J3/0605—Special codes used as synchronising signal
    • H04J3/0608—Detectors therefor, e.g. correlators, state machines
    • 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
    • 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
    • H04W56/008—Open loop measurement based on arrival time vs. expected arrival time detecting arrival of signal based on received raw signal

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  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Time-Division Multiplex Systems (AREA)
CN200980124024.5A 2008-06-24 2009-06-22 用于通信系统中的帧检测的方法及设备 Expired - Fee Related CN102084614B (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US12/144,961 US8385373B2 (en) 2008-06-24 2008-06-24 Method and apparatus for frame detection in a communications system
US12/144961 2008-06-24
PCT/US2009/048149 WO2010008796A2 (en) 2008-06-24 2009-06-22 Method and apparatus for frame detection in a communications system

Publications (2)

Publication Number Publication Date
CN102084614A CN102084614A (zh) 2011-06-01
CN102084614B true CN102084614B (zh) 2015-05-20

Family

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Family Applications (1)

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CN200980124024.5A Expired - Fee Related CN102084614B (zh) 2008-06-24 2009-06-22 用于通信系统中的帧检测的方法及设备

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Country Link
US (1) US8385373B2 (enExample)
EP (3) EP3226448B1 (enExample)
JP (1) JP5406924B2 (enExample)
CN (1) CN102084614B (enExample)
CA (1) CA2727865A1 (enExample)
WO (1) WO2010008796A2 (enExample)

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Also Published As

Publication number Publication date
EP2297884A4 (en) 2015-04-01
EP3226448A1 (en) 2017-10-04
EP3751809B1 (en) 2022-09-07
EP2297884B1 (en) 2017-06-07
CN102084614A (zh) 2011-06-01
WO2010008796A2 (en) 2010-01-21
JP2011525755A (ja) 2011-09-22
US20090316611A1 (en) 2009-12-24
WO2010008796A3 (en) 2010-04-01
EP3226448B1 (en) 2020-08-05
JP5406924B2 (ja) 2014-02-05
EP2297884A2 (en) 2011-03-23
CA2727865A1 (en) 2010-01-21
EP3751809A1 (en) 2020-12-16
US8385373B2 (en) 2013-02-26

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