KR101298511B1 - 서브심볼 처리를 이용한 직교 주파수 분할 멀티플렉싱 - Google Patents

서브심볼 처리를 이용한 직교 주파수 분할 멀티플렉싱 Download PDF

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KR101298511B1
KR101298511B1 KR1020087031967A KR20087031967A KR101298511B1 KR 101298511 B1 KR101298511 B1 KR 101298511B1 KR 1020087031967 A KR1020087031967 A KR 1020087031967A KR 20087031967 A KR20087031967 A KR 20087031967A KR 101298511 B1 KR101298511 B1 KR 101298511B1
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KR20090021296A (ko
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지아오징 후앙
다린 로이
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에이저 시스템즈 엘엘시
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    • 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
    • H04L27/2627—Modulators
    • H04L27/2628—Inverse Fourier transform modulators, e.g. inverse fast Fourier transform [IFFT] or inverse discrete Fourier transform [IDFT] modulators
    • H04L27/2633—Inverse Fourier transform modulators, e.g. inverse fast Fourier transform [IFFT] or inverse discrete Fourier transform [IDFT] modulators using partial FFTs
    • 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
    • H04L27/2627—Modulators
    • H04L27/2628—Inverse Fourier transform modulators, e.g. inverse fast Fourier transform [IFFT] or inverse discrete Fourier transform [IDFT] modulators
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/02—Transmitters
    • H04B1/04—Circuits
    • H04B1/0483—Transmitters with multiple parallel paths
    • 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
    • H04L27/2627—Modulators
    • H04L27/2644—Modulators with oversampling
    • 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
    • H04L27/2649—Demodulators
    • H04L27/265—Fourier transform demodulators, e.g. fast Fourier transform [FFT] or discrete Fourier transform [DFT] demodulators
    • 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
    • H04L27/2649—Demodulators
    • H04L27/265—Fourier transform demodulators, e.g. fast Fourier transform [FFT] or discrete Fourier transform [DFT] demodulators
    • H04L27/26522—Fourier transform demodulators, e.g. fast Fourier transform [FFT] or discrete Fourier transform [DFT] demodulators using partial FFTs

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  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Discrete Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Mathematical Physics (AREA)
  • Error Detection And Correction (AREA)
  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
KR1020087031967A 2006-06-14 2006-11-29 서브심볼 처리를 이용한 직교 주파수 분할 멀티플렉싱 Expired - Fee Related KR101298511B1 (ko)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US81366706P 2006-06-14 2006-06-14
US60/813,667 2006-06-14
PCT/US2006/045578 WO2007145660A1 (en) 2006-06-14 2006-11-29 Orthogonal frequency division multiplexing using subsymbol processing

Publications (2)

Publication Number Publication Date
KR20090021296A KR20090021296A (ko) 2009-03-02
KR101298511B1 true KR101298511B1 (ko) 2013-08-22

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KR1020087031967A Expired - Fee Related KR101298511B1 (ko) 2006-06-14 2006-11-29 서브심볼 처리를 이용한 직교 주파수 분할 멀티플렉싱

Country Status (6)

Country Link
US (1) US8406323B2 (enExample)
EP (1) EP2033393B1 (enExample)
JP (1) JP4959791B2 (enExample)
KR (1) KR101298511B1 (enExample)
CN (1) CN101461203B (enExample)
WO (1) WO2007145660A1 (enExample)

Families Citing this family (26)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20030081538A1 (en) * 2001-10-18 2003-05-01 Walton Jay R. Multiple-access hybrid OFDM-CDMA system
US7797000B2 (en) * 2006-12-01 2010-09-14 Trueposition, Inc. System for automatically determining cell transmitter parameters to facilitate the location of wireless devices
US7844280B2 (en) * 2006-12-12 2010-11-30 Trueposition, Inc. Location of wideband OFDM transmitters with limited receiver bandwidth
JP4548487B2 (ja) * 2008-01-11 2010-09-22 ソニー株式会社 送信装置、通信システム、送信方法及びプログラム
WO2012006513A1 (en) * 2010-07-09 2012-01-12 Media Tek Singapore Pte. Ltd. Wlan device and method thereof
FR2977066B1 (fr) * 2011-06-27 2016-12-30 Schneider Electric Ind Sas Appareil de protection electrique comportant au moins un module de coupure commande par un dispositif de commande a bobine electromagnetique
US8731413B1 (en) * 2012-01-23 2014-05-20 Viasat, Inc. DAC-based optical modulator and demodulator
EP2627028B1 (en) * 2012-02-08 2020-11-04 Vodafone IP Licensing limited Resource allocation in an OFDM communication system
EP2916506B1 (en) * 2014-03-07 2019-07-31 Vodafone GmbH Walsh-Hadamard transformed GFDM radio transmission
EP3178187A1 (en) 2014-08-07 2017-06-14 Coherent Logix, Incorporated Multi-partition radio frames
MX391816B (es) * 2014-08-07 2025-03-21 One Media Llc Configuracion dinamica de cuadro de datos de transporte fisico de multiplexion de division de frecuencia ortogonal flexible.
JP2016149738A (ja) * 2015-02-10 2016-08-18 日本放送協会 送信装置、受信装置、及び半導体チップ
CN105024878B (zh) * 2015-06-30 2018-07-20 芯海科技（深圳）股份有限公司 一种ofdm集群系统的时延测量方法
US10069666B2 (en) * 2015-07-20 2018-09-04 Telefonaktiebolaget Lm Ericsson (Publ) Transceiver architecture that maintains legacy timing by inserting and removing cyclic prefix at legacy sampling rate
EP3206353B1 (en) * 2016-02-09 2020-02-05 Technische Universität München Filter banks and methods for operating filter banks
CN107302416A (zh) * 2016-04-15 2017-10-27 索尼公司 用于无线通信系统的收发端的装置和方法、软信息估计器
EP3445011B1 (en) 2016-05-11 2022-01-26 Huawei Technologies Co., Ltd. Signal processing methods and transmitter
CN107370704A (zh) * 2016-05-13 2017-11-21 财团法人工业技术研究院 无线通信设备及无线信号产生方法
FR3052616B1 (fr) * 2016-06-09 2018-06-22 B-Com Procede de generation d'un signal module en position d'impulsions, procede de demodulation, produit progamme d'ordinateur et dispositifs correspondants
WO2018128579A1 (en) 2017-01-05 2018-07-12 Telefonaktiebolaget Lm Ericsson (Publ) Narrowband physical random access channel (nprach) for extended range
CN109510791B (zh) * 2017-09-15 2024-10-11 华为技术有限公司 传输方法和传输装置
US10979270B2 (en) * 2018-03-09 2021-04-13 Infinera Corporation Scalable synthesis of signals of high symbol rate using lower symbol rate DSPS
CN113055067B (zh) * 2019-12-27 2024-04-26 中兴通讯股份有限公司 下行信号处理方法、装置及基站
CN115299016B (zh) * 2020-02-14 2024-06-25 华为技术有限公司 多速率波峰因子降低
DE102021133295A1 (de) * 2021-12-15 2023-06-15 Bayerische Motoren Werke Aktiengesellschaft Transmitter und Receiver für ein Kommunikationssystem, Kommunikationssystem und Verfahren zum Übermitteln von Informationen
US11595237B1 (en) * 2022-05-03 2023-02-28 Qualcomm Incorporated Peak reduction tone allocation

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20030123383A1 (en) 2001-06-11 2003-07-03 Dmitri Korobkov OFDM multiple sub-channel communication system
EP1357718A2 (en) * 2002-04-26 2003-10-29 Samsung Electronics Co., Ltd. Multicarrier transmission with measures to reduce the ratio of peak to average power

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19635813A1 (de) * 1996-09-04 1998-03-05 Johannes Prof Dr Ing Huber Verfahren zur Reduktion des Spitzenwertfaktors bei digitalen Übertragungsverfahren
JP3649179B2 (ja) * 2001-12-04 2005-05-18 住友電気工業株式会社 移動体通信装置
KR20040021322A (ko) * 2002-09-03 2004-03-10 삼성전자주식회사 광 디스크 드라이브
KR20040032683A (ko) * 2002-10-10 2004-04-17 엘지전자 주식회사 무선 랜 시스템의 고속 푸리에 변환 장치
US20040081131A1 (en) * 2002-10-25 2004-04-29 Walton Jay Rod OFDM communication system with multiple OFDM symbol sizes
CA2543771C (en) * 2003-10-24 2010-04-20 Qualcomm Incorporated Frequency division multiplexing of multiple data streams in a wireless multi-carrier communication system
JP4703135B2 (ja) * 2004-05-25 2011-06-15 株式会社エヌ・ティ・ティ・ドコモ 送信機および送信制御方法

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20030123383A1 (en) 2001-06-11 2003-07-03 Dmitri Korobkov OFDM multiple sub-channel communication system
EP1357718A2 (en) * 2002-04-26 2003-10-29 Samsung Electronics Co., Ltd. Multicarrier transmission with measures to reduce the ratio of peak to average power

Also Published As

Publication number Publication date
US20090207926A1 (en) 2009-08-20
KR20090021296A (ko) 2009-03-02
US8406323B2 (en) 2013-03-26
JP4959791B2 (ja) 2012-06-27
EP2033393B1 (en) 2014-01-22
JP2009540742A (ja) 2009-11-19
CN101461203B (zh) 2013-03-27
EP2033393A1 (en) 2009-03-11
CN101461203A (zh) 2009-06-17
WO2007145660A1 (en) 2007-12-21

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