PL2312776T3 - Sposób, urządzenie i system synchronizacji czasu w systemie OFDM - Google Patents

Sposób, urządzenie i system synchronizacji czasu w systemie OFDM

Info

Publication number
PL2312776T3
PL2312776T3 PL10183785T PL10183785T PL2312776T3 PL 2312776 T3 PL2312776 T3 PL 2312776T3 PL 10183785 T PL10183785 T PL 10183785T PL 10183785 T PL10183785 T PL 10183785T PL 2312776 T3 PL2312776 T3 PL 2312776T3
Authority
PL
Poland
Prior art keywords
time synchronization
ofdm
ofdm system
synchronization
time
Prior art date
Application number
PL10183785T
Other languages
English (en)
Inventor
Guijin Xu
Guozhu Long
Ruzhou Feng
Original Assignee
Huawei Tech Co Ltd
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 Huawei Tech Co Ltd filed Critical Huawei Tech Co Ltd
Publication of PL2312776T3 publication Critical patent/PL2312776T3/pl

Links

Classifications

    • 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
    • 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
    • H04L27/2647—Arrangements specific to the receiver only
    • H04L27/2655—Synchronisation arrangements
    • H04L27/2662—Symbol synchronisation
    • H04L27/2663—Coarse synchronisation, e.g. by correlation
    • 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
    • H04L27/2668—Details of algorithms
    • H04L27/2669—Details of algorithms characterised by the domain of operation
    • H04L27/2672—Frequency domain
    • 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
    • H04L27/2668—Details of algorithms
    • H04L27/2673—Details of algorithms characterised by synchronisation parameters
    • H04L27/2676—Blind, i.e. without using known symbols
    • 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
    • H04L27/2668—Details of algorithms
    • H04L27/2681—Details of algorithms characterised by constraints
    • H04L27/2682—Precision
    • 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
    • H04L27/2668—Details of algorithms
    • H04L27/2681—Details of algorithms characterised by constraints
    • H04L27/2688—Resistance to perturbation, e.g. noise, interference or fading
    • 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
    • H04L27/2689—Link with other circuits, i.e. special connections between synchronisation arrangements and other circuits for achieving synchronisation
    • H04L27/2691—Link with other circuits, i.e. special connections between synchronisation arrangements and other circuits for achieving synchronisation involving interference determination or cancellation
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J3/00—Time-division multiplex systems
    • H04J3/02—Details
    • H04J3/06—Synchronising arrangements
    • H04J3/0635—Clock or time synchronisation in a network
    • H04J3/0685—Clock or time synchronisation in a node; Intranode synchronisation

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Synchronisation In Digital Transmission Systems (AREA)
  • Electric Clocks (AREA)
  • Mobile Radio Communication Systems (AREA)
PL10183785T 2009-09-30 2010-09-30 Sposób, urządzenie i system synchronizacji czasu w systemie OFDM PL2312776T3 (pl)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN200910204972.1A CN102035639B (zh) 2009-09-30 2009-09-30 时间同步方法、装置和系统
EP20100183785 EP2312776B1 (en) 2009-09-30 2010-09-30 Method, apparatus, and system for time synchronization in an OFDM system

Publications (1)

Publication Number Publication Date
PL2312776T3 true PL2312776T3 (pl) 2013-01-31

Family

ID=43629601

Family Applications (2)

Application Number Title Priority Date Filing Date
PL10183785T PL2312776T3 (pl) 2009-09-30 2010-09-30 Sposób, urządzenie i system synchronizacji czasu w systemie OFDM
PL12170907T PL2498429T3 (pl) 2009-09-30 2010-09-30 Sposób, urządzenie i system synchronizacji czasu

Family Applications After (1)

Application Number Title Priority Date Filing Date
PL12170907T PL2498429T3 (pl) 2009-09-30 2010-09-30 Sposób, urządzenie i system synchronizacji czasu

Country Status (7)

Country Link
US (2) US8432851B2 (pl)
EP (3) EP2498429B1 (pl)
CN (1) CN102035639B (pl)
DK (1) DK2498428T3 (pl)
ES (2) ES2392690T3 (pl)
PL (2) PL2312776T3 (pl)
PT (1) PT2312776E (pl)

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Also Published As

Publication number Publication date
US20110075685A1 (en) 2011-03-31
EP2312776B1 (en) 2012-09-05
US9007989B2 (en) 2015-04-14
CN102035639B (zh) 2014-09-17
EP2498429B1 (en) 2014-09-03
US8432851B2 (en) 2013-04-30
EP2498429A3 (en) 2012-10-31
ES2392690T3 (es) 2012-12-12
PL2498429T3 (pl) 2015-01-30
PT2312776E (pt) 2012-11-06
ES2477327T3 (es) 2014-07-16
EP2498428A2 (en) 2012-09-12
CN102035639A (zh) 2011-04-27
EP2498429A2 (en) 2012-09-12
EP2498428A3 (en) 2012-10-31
EP2312776A1 (en) 2011-04-20
DK2498428T3 (da) 2014-06-30
EP2498428B1 (en) 2014-04-09
US20130223577A1 (en) 2013-08-29

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