PL2169890T3 - Przetwarzanie sygnału OFDM - Google Patents

Przetwarzanie sygnału OFDM

Info

Publication number
PL2169890T3
PL2169890T3 PL08170280T PL08170280T PL2169890T3 PL 2169890 T3 PL2169890 T3 PL 2169890T3 PL 08170280 T PL08170280 T PL 08170280T PL 08170280 T PL08170280 T PL 08170280T PL 2169890 T3 PL2169890 T3 PL 2169890T3
Authority
PL
Poland
Prior art keywords
ofdm symbols
prefixed
ofdm
sub
phase
Prior art date
Application number
PL08170280T
Other languages
English (en)
Inventor
Thord Hyllander
Tore Mikael André
Vimar Björk
Daniel Larsson
Jacob Österling
Leonard Rexberg
Torbjörn 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
Publication of PL2169890T3 publication Critical patent/PL2169890T3/pl

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)
PL08170280T 2008-09-25 2008-11-28 Przetwarzanie sygnału OFDM PL2169890T3 (pl)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US9999208P 2008-09-25 2008-09-25
EP08170280A EP2169890B1 (en) 2008-09-25 2008-11-28 OFDM signal processing

Publications (1)

Publication Number Publication Date
PL2169890T3 true PL2169890T3 (pl) 2011-08-31

Family

ID=40637922

Family Applications (1)

Application Number Title Priority Date Filing Date
PL08170280T PL2169890T3 (pl) 2008-09-25 2008-11-28 Przetwarzanie sygnału OFDM

Country Status (9)

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

Families Citing this family (39)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8599941B2 (en) * 2008-10-31 2013-12-03 Kochi University Of Technology Data transmission system and method
WO2010088970A1 (en) * 2009-02-09 2010-08-12 Nokia Siemens Networks Oy Apparatus for controlling spectrum exploitation utilising overlapping channel bandwidths
JP2011114368A (ja) * 2009-11-24 2011-06-09 Fujitsu Ltd 通信装置及び通信方法
US8295335B2 (en) * 2009-12-31 2012-10-23 Intel Corporation Techniques to control uplink power
WO2011129064A1 (ja) * 2010-04-13 2011-10-20 日本電気株式会社 Ｏｆｄｍ変調器、ｏｆｄｍ送信装置、及びｏｆｄｍ変調方法
US8274995B2 (en) 2010-05-17 2012-09-25 Telefonaktiebolaget L M Ericsson (Publ) Cyclic prefix for non-contiguous signal transmission
EP2418814A1 (en) * 2010-08-09 2012-02-15 Alcatel Lucent OFDM subband processing
US8488656B2 (en) * 2010-09-14 2013-07-16 Northrop Grumman Systems Corporation Oversampled synthesizer systems and methods
CN102136899B (zh) * 2011-01-20 2014-03-26 华为技术有限公司 正交频分复用系统中离散频谱的使用、使用离散频谱的接收方法及装置
WO2012108346A1 (ja) * 2011-02-08 2012-08-16 日本電信電話株式会社 無線通信システム、送信装置、受信装置、及び無線通信方法
US8781008B2 (en) 2012-06-20 2014-07-15 MagnaCom Ltd. Highly-spectrally-efficient transmission using orthogonal frequency division multiplexing
US8675769B1 (en) 2012-06-20 2014-03-18 MagnaCom Ltd. Constellation map optimization for highly spectrally efficient communications
US9166834B2 (en) 2012-06-20 2015-10-20 MagnaCom Ltd. Method and system for corrupt symbol handling for providing high reliability sequences
WO2014016677A2 (en) * 2012-06-20 2014-01-30 MagnaCom Ltd. Highly-spectrally-efficient transmission using orthogonal frequency division multiplexing
IL222786A (en) 2012-11-01 2016-09-29 Elta Systems Ltd Enable Boost to Downlink channels on a cellular communication system
US9088400B2 (en) 2012-11-14 2015-07-21 MagnaCom Ltd. Hypotheses generation based on multidimensional slicing
US8811548B2 (en) 2012-11-14 2014-08-19 MagnaCom, Ltd. Hypotheses generation based on multidimensional slicing
EP2954650A1 (en) * 2013-02-05 2015-12-16 Interdigital Patent Holdings, Inc. Pulse-shaped orthogonal frequency division multiplexing
SG11201509236UA (en) 2013-05-23 2015-12-30 Elta Systems Ltd Add-on apparatus for channel compensation of frequency diversity communications and methods useful in conjunction therewith
EP3000184A4 (en) * 2013-05-23 2016-11-02 Elta Systems Ltd Additional Device for Synchronizing Frequency Diversity Communication and Method Therefor
SG11201509237YA (en) 2013-05-23 2015-12-30 Elta Systems Ltd Receiver, system and method for frequency diversity communications using beacon and methods useful in conjunction therewith
EP2835926B1 (en) 2013-08-05 2019-06-12 Alcatel Lucent Transmitter apparatus for conditioning a multicarrier signal, network node, method for conditioning a multicarrier signal, and computer program thereof
EP2840749B1 (en) 2013-08-23 2020-09-30 Alcatel Lucent Receiver and receive method for a filtered multicarrier signal
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
EP3403384B1 (en) 2016-01-11 2019-12-11 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 (en) * 2016-08-12 2021-05-12 Institut Mines Telecom / Telecom Bretagne Reduced complexity transmitter for universal filtered ofdm
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
KR102052381B1 (ko) 2018-01-24 2020-01-07 엘지전자 주식회사 Ofdm 신호 전송 방법 및 전송장치와, ofdm 신호 수신방법 및 수신장치
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
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

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3515690B2 (ja) * 1998-06-02 2004-04-05 松下電器産業株式会社 Ｏｆｄｍａ信号伝送装置及び方法
JP2000123000A (ja) * 1998-10-15 2000-04-28 Toshiba Corp サイズ可変離散フーリエ変換処理装置
US20040005010A1 (en) * 2002-07-05 2004-01-08 National University Of Singapore Channel estimator and equalizer for OFDM systems
WO2005015775A1 (en) * 2003-08-11 2005-02-17 Nortel Networks Limited System and method for embedding ofdm in cdma systems
US7333528B1 (en) * 2003-08-19 2008-02-19 Miao George J Multiuser DSSS-OFDM multiband for ultra wideband communications
US7453856B2 (en) * 2004-09-03 2008-11-18 Telefonaktiebolaget Lm Ericsson (Publ) Method, apparatus, and communications interface for sending and receiving data blocks associated with different multiple access techniques
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
CN101371603B (zh) * 2006-01-11 2013-10-23 高通股份有限公司 无线对等网络中的无线设备发现
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
US8126070B2 (en) 2012-02-28
WO2010034360A1 (en) 2010-04-01
ATE501577T1 (de) 2011-03-15
ES2362692T3 (es) 2011-07-11
CN102165743A (zh) 2011-08-24
CN102165743B (zh) 2015-02-25
DE602008005454D1 (de) 2011-04-21
EP2169890B1 (en) 2011-03-09
JP2012503905A (ja) 2012-02-09
EP2169890A1 (en) 2010-03-31
JP5295373B2 (ja) 2013-09-18
US20100074349A1 (en) 2010-03-25

Similar Documents

Publication Publication Date Title
ATE501577T1 (de) Ofdm-signalverarbeitung
KR101474581B1 (ko) 통신 시스템에서의 확장가능한 ｏｆｄｍ 및 ｏｆｄｍａ 대역폭 할당
CN102388591B (zh) 支持频带缩放的蜂窝无线通信系统中发送和接收配置有保护频带的下行链路信号的方法和装置
EP3863351B1 (en) Ofdm communications system with method for determination of subcarrier offset for ofdm symbol generation
JP5168015B2 (ja) 無線基地局装置および移動無線端末装置
EP3491796A1 (en) System and method for efficient bandwidth utilization
US20110243190A1 (en) Mobile terminal apparatus, base station apparatus and method for transmitting shared channel signal
CN101682491A (zh) 在移动通信系统中使用的基站装置、用户装置和方法
CN101507158A (zh) 用于在可变频带进行通信的装置以及方法
JP5027176B2 (ja) 無線基地局装置、移動端末装置および無線アクセス方法
KR20110040628A (ko) 무선 통신 시스템에서 비정규 시스템 대역폭을 지원하기 위한 프리앰블 시퀀스 서브블록 할당 방법 및 이를 위한 장치
EP2012550A1 (en) Radio base station apparatus
JP6421345B2 (ja) 無線通信システム、無線通信装置および無線通信方法
JP2014212385A (ja) 送信装置および送信方法