ATE503331T1 - Kohärenter optischer intradyn-ofdm - Google Patents

Kohärenter optischer intradyn-ofdm

Info

Publication number
ATE503331T1
ATE503331T1 AT09290014T AT09290014T ATE503331T1 AT E503331 T1 ATE503331 T1 AT E503331T1 AT 09290014 T AT09290014 T AT 09290014T AT 09290014 T AT09290014 T AT 09290014T AT E503331 T1 ATE503331 T1 AT E503331T1
Authority
AT
Austria
Prior art keywords
ofdm
sub
carrier
training
ofdm signal
Prior art date
Application number
AT09290014T
Other languages
English (en)
Inventor
Fred Buchali
Roman Dischler
Original Assignee
Alcatel Lucent
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 Alcatel Lucent filed Critical Alcatel Lucent
Application granted granted Critical
Publication of ATE503331T1 publication Critical patent/ATE503331T1/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
    • H04L27/2647—Arrangements specific to the receiver only
    • H04L27/2655—Synchronisation arrangements
    • H04L27/2657—Carrier synchronisation
    • H04L27/266—Fine or fractional frequency offset determination and 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
    • H04L27/2657—Carrier synchronisation
    • H04L27/2659—Coarse or integer frequency offset determination and 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
    • H04L27/2668—Details of algorithms
    • H04L27/2673—Details of algorithms characterised by synchronisation parameters
    • H04L27/2675—Pilot or 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
    • H04L27/2602—Signal structure
    • H04L27/261—Details of reference signals

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Optical Communication System (AREA)
AT09290014T 2009-01-08 2009-01-08 Kohärenter optischer intradyn-ofdm ATE503331T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP09290014A EP2207316B1 (de) 2009-01-08 2009-01-08 Kohärenter optischer Intradyn-OFDM

Publications (1)

Publication Number Publication Date
ATE503331T1 true ATE503331T1 (de) 2011-04-15

Family

ID=40983419

Family Applications (1)

Application Number Title Priority Date Filing Date
AT09290014T ATE503331T1 (de) 2009-01-08 2009-01-08 Kohärenter optischer intradyn-ofdm

Country Status (3)

Country Link
EP (1) EP2207316B1 (de)
AT (1) ATE503331T1 (de)
DE (1) DE602009000956D1 (de)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20120068337A (ko) 2010-12-17 2012-06-27 한국전자통신연구원 코히어런트 광 ｏｆｄｍ 송수신 방법 및 장치
CN113676251B (zh) 2020-05-15 2022-10-28 华为技术有限公司 一种信号传输的方法和装置
CN112653645B (zh) * 2020-11-30 2022-04-29 武汉邮电科学研究院有限公司 一种适用于多载波频域调制信号的检测方法及装置
CN114726697B (zh) * 2022-04-06 2024-01-26 北京邮电大学 信息处理方法、装置、终端及可读存储介质

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4102375B2 (ja) 2004-03-25 2008-06-18 松下電器産業株式会社 無線送信装置および無線受信装置
US7379514B2 (en) 2005-01-28 2008-05-27 Texas Instruments Incorporated Phase advance compensation for MIMO time-switch preamble modes

Also Published As

Publication number Publication date
DE602009000956D1 (de) 2011-05-05
EP2207316B1 (de) 2011-03-23
EP2207316A1 (de) 2010-07-14

Similar Documents

Publication Publication Date Title
EP2561710A4 (de) System und verfahren zur sss-erkennung bei trägerfrequenz-offsets in einem mehrfachzugangs-downlinkkanal mit orthogonaler frequenzteilung
CN105024791B (zh) 物理帧中前导符号的生成方法
EP1650921A3 (de) Synchronisation in einem kohärenten OFDM Empfänger
WO2007084988A3 (en) Method and apparatus for pilot multiplexing in a wireless communication system
RU2008132877A (ru) Схема модуляции на нескольких несущих, а также передающее устройство и приемное устройство, использующие указанную схему
WO2007021384A3 (en) Method and apparatus for pilot signal transmission
WO2008149856A1 (ja) 変調装置、復調装置、および音響信号伝送方法
ATE545249T1 (de) Ofdm-mimo-hochfrequenzübertragungssystem
SG160381A1 (en) Automatic frequency control for a wireless communication system with multiple subcarriers
WO2010046748A3 (en) Using the same multiplexed radio resource for pilot and information signals
ATE463113T1 (de) Ofdm mimo-hochfrequenzübertragungssystem
WO2013028855A3 (en) Systems and methods for detecting transmissions based on 32-point and 64-point fast fourier transforms
WO2009132311A3 (en) Systems and methods for doppler shift compensation in ofdma communications
WO2010075533A1 (en) Methods and systems for timing acquisition robust to channel fading
WO2010059517A3 (en) Synchronization in a multi -carrier modulation based receiver
WO2008049714A8 (en) Robust and low-complexity combined signal power estimation for ofdm
WO2009142407A3 (en) Mimo detection method and system based on channel correlation
US8447001B2 (en) Apparatus for performing channel estimation in a receiving device
WO2008086204A3 (en) Methods and apparatus for timing synchronization based on transitional pilot symbols
WO2009060183A3 (en) Method and apparatus for signal discovery
DE602009000956D1 (de) Kohärenter optischer Intradyn-OFDM
KR101452563B1 (ko) 프레임 동기 획득 장치 및 방법
WO2008146347A1 (ja) マルチキャリア送信装置及びマルチキャリア受信装置
WO2011104536A3 (en) Multi- level modulation system and method
RU2009143332A (ru) Одночастотная сеть

Legal Events

Date Code Title Description
RER Ceased as to paragraph 5 lit. 3 law introducing patent treaties