ATE501577T1 - Ofdm-signalverarbeitung - Google Patents

Ofdm-signalverarbeitung

Info

Publication number
ATE501577T1
ATE501577T1 AT08170280T AT08170280T ATE501577T1 AT E501577 T1 ATE501577 T1 AT E501577T1 AT 08170280 T AT08170280 T AT 08170280T AT 08170280 T AT08170280 T AT 08170280T AT E501577 T1 ATE501577 T1 AT E501577T1
Authority
AT
Austria
Prior art keywords
ofdm symbols
prefixed
ofdm
sub
phase
Prior art date
Application number
AT08170280T
Other languages
English (en)
Inventor
Thord Hyllander
Tore Mikael Andre
Vimar Bjoerk
Daniel Larsson
Jacob Oesterling
Leonard Rexberg
Torbjoern Widhe
Original Assignee
Ericsson Telefon Ab L M
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 Ericsson Telefon Ab L M filed Critical Ericsson Telefon Ab L M
Application granted granted Critical
Publication of ATE501577T1 publication Critical patent/ATE501577T1/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
    • 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
    • H04L27/2626—Arrangements specific to the transmitter only
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Stereo-Broadcasting Methods (AREA)
  • Measurement And Recording Of Electrical Phenomena And Electrical Characteristics Of The Living Body (AREA)
AT08170280T 2008-09-25 2008-11-28 Ofdm-signalverarbeitung ATE501577T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US9999208P 2008-09-25 2008-09-25

Publications (1)

Publication Number Publication Date
ATE501577T1 true ATE501577T1 (de) 2011-03-15

Family

ID=40637922

Family Applications (1)

Application Number Title Priority Date Filing Date
AT08170280T ATE501577T1 (de) 2008-09-25 2008-11-28 Ofdm-signalverarbeitung

Country Status (9)

Country Link
US (1) US8126070B2 (de)
EP (1) EP2169890B1 (de)
JP (1) JP5295373B2 (de)
CN (1) CN102165743B (de)
AT (1) ATE501577T1 (de)
DE (1) DE602008005454D1 (de)
ES (1) ES2362692T3 (de)
PL (1) PL2169890T3 (de)
WO (1) WO2010034360A1 (de)

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US9031154B2 (en) * 2010-04-13 2015-05-12 Lenovo Innovations Limited (Hong Kong) OFDM modulator, OFDM transmission device, and OFDM modulation method
US8274995B2 (en) * 2010-05-17 2012-09-25 Telefonaktiebolaget L M Ericsson (Publ) Cyclic prefix for non-contiguous signal transmission
EP2418814A1 (de) * 2010-08-09 2012-02-15 Alcatel Lucent OFDM-Unterbandverarbeitung
US8488656B2 (en) * 2010-09-14 2013-07-16 Northrop Grumman Systems Corporation Oversampled synthesizer systems and methods
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CN103339907B (zh) * 2011-02-08 2017-03-15 日本电信电话株式会社 无线通信系统、发送装置、接收装置、以及无线通信方法
US8781008B2 (en) 2012-06-20 2014-07-15 MagnaCom Ltd. Highly-spectrally-efficient transmission using orthogonal frequency division multiplexing
US8982984B2 (en) 2012-06-20 2015-03-17 MagnaCom Ltd. Dynamic filter adjustment for highly-spectrally-efficient communications
US8831124B2 (en) 2012-06-20 2014-09-09 MagnaCom Ltd. Multi-mode orthogonal frequency division multiplexing transmitter for highly-spectrally-efficient communications
US8675769B1 (en) 2012-06-20 2014-03-18 MagnaCom Ltd. Constellation map optimization for highly spectrally efficient communications
IL222786A (en) 2012-11-01 2016-09-29 Elta Systems Ltd Enable Boost to Downlink channels on a cellular communication system
US8811548B2 (en) 2012-11-14 2014-08-19 MagnaCom, Ltd. Hypotheses generation based on multidimensional slicing
US9088400B2 (en) 2012-11-14 2015-07-21 MagnaCom Ltd. Hypotheses generation based on multidimensional slicing
JP6122154B2 (ja) * 2013-02-05 2017-04-26 アイディーエーシー ホールディングス インコーポレイテッド パルス整形直交周波数分割多重化
US10128932B2 (en) 2013-05-23 2018-11-13 Elta Systems Ltd. Receiver, system and method for frequency diversity communications using beacon and methods useful in conjunction therewith
WO2014188413A1 (en) * 2013-05-23 2014-11-27 Elta Systems Ltd. Add-on apparatus for synchronization of frequency diversity communications and methods useful in conjunction therewith
WO2014188415A1 (en) 2013-05-23 2014-11-27 Elta Systems Ltd. Add-on apparatus for channel compensation of frequency diversity communications and methods useful in conjunction therewith
EP2835926B1 (de) 2013-08-05 2019-06-12 Alcatel Lucent Sendevorrichtung zur Konditionierung eines Mehrträgersignals, Netzwerkknoten, Verfahren zur Konditionierung eines Mehrträgersignals und Computerprogramm dafür
EP2840749B1 (de) 2013-08-23 2020-09-30 Alcatel Lucent Empfänger und empfangsverfahren für ein filtriertes mehrträgersignal
US9118519B2 (en) 2013-11-01 2015-08-25 MagnaCom Ltd. Reception of inter-symbol-correlated signals using symbol-by-symbol soft-output demodulator
US8804879B1 (en) 2013-11-13 2014-08-12 MagnaCom Ltd. Hypotheses generation based on multidimensional slicing
US9130637B2 (en) 2014-01-21 2015-09-08 MagnaCom Ltd. Communication methods and systems for nonlinear multi-user environments
US9496900B2 (en) 2014-05-06 2016-11-15 MagnaCom Ltd. Signal acquisition in a multimode environment
US8891701B1 (en) 2014-06-06 2014-11-18 MagnaCom Ltd. Nonlinearity compensation for reception of OFDM signals
US9246523B1 (en) 2014-08-27 2016-01-26 MagnaCom Ltd. Transmitter signal shaping
US9276619B1 (en) 2014-12-08 2016-03-01 MagnaCom Ltd. Dynamic configuration of modulation and demodulation
US9191247B1 (en) 2014-12-09 2015-11-17 MagnaCom Ltd. High-performance sequence estimation system and method of operation
US9871607B1 (en) * 2015-07-28 2018-01-16 Marvell International Ltd. Phase continuity in narrow-band transmission within a frequency-domain multiple-access communication system
WO2017123140A1 (en) * 2016-01-11 2017-07-20 Telefonaktiebolaget Lm Ericsson (Publ) Configuration dependent compensation rotation of symbols
CN109075950B (zh) * 2016-05-09 2022-02-22 苹果公司 用于5g系统的相位补偿参考信号
EP3282662B1 (de) * 2016-08-12 2021-05-12 Institut Mines Telecom / Telecom Bretagne Universal filtered ofdm sender mit verringerter komplexität
CN107872868B (zh) * 2016-09-26 2020-04-03 华为技术有限公司 信号处理的方法、设备和系统
WO2019146902A1 (en) * 2018-01-24 2019-08-01 Lg Electronics Inc. Method and device for transmitting ofdm signal, and method and device for receiving ofdm signal
KR102052381B1 (ko) 2018-01-24 2020-01-07 엘지전자 주식회사 Ofdm 신호 전송 방법 및 전송장치와, ofdm 신호 수신방법 및 수신장치
CN116032449B (zh) * 2019-02-28 2024-07-16 展讯通信（上海）有限公司 符号数据发送及接收方法、存储介质、发送端设备、接收端设备

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US9042461B2 (en) * 2005-03-10 2015-05-26 Qualcomm Incorporated Efficient employment of digital upsampling using IFFT in OFDM systems for simpler analog filtering
US7876806B2 (en) * 2005-03-24 2011-01-25 Interdigital Technology Corporation Orthogonal frequency division multiplexing-code division multiple access system
US8139661B2 (en) * 2005-12-08 2012-03-20 Electronics And Telecommunications Research Institute Signal transmitting and receiving apparatuses
CN101371608B (zh) * 2006-01-11 2013-01-23 高通股份有限公司 支持同步的无线通信方法和装置
CN101267414B (zh) * 2007-03-12 2011-01-26 中国科学院上海微系统与信息技术研究所 一种正交频分多址下行通信系统及通信方法
CN101267416B (zh) * 2007-03-13 2010-12-29 中国科学院上海微系统与信息技术研究所 正交频分多址上行传输的发射机、接收机及其方法
US8270545B2 (en) * 2009-03-01 2012-09-18 Qualcomm Incorporated Methods and systems using fine frequency tracking loop design for WiMAX
US8493836B2 (en) * 2009-06-26 2013-07-23 Lg Electronics Inc. Method and apparatus for transmitting uplink signals using optimized rank 3 codebook

Also Published As

Publication number Publication date
DE602008005454D1 (de) 2011-04-21
JP5295373B2 (ja) 2013-09-18
WO2010034360A1 (en) 2010-04-01
JP2012503905A (ja) 2012-02-09
CN102165743A (zh) 2011-08-24
PL2169890T3 (pl) 2011-08-31
ES2362692T3 (es) 2011-07-11
EP2169890A1 (de) 2010-03-31
US20100074349A1 (en) 2010-03-25
US8126070B2 (en) 2012-02-28
CN102165743B (zh) 2015-02-25
EP2169890B1 (de) 2011-03-09

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