ATE522060T1 - Vorrichtung und verfahren zur generierung von signalen - Google Patents

Vorrichtung und verfahren zur generierung von signalen

Info

Publication number
ATE522060T1
ATE522060T1 AT09177276T AT09177276T ATE522060T1 AT E522060 T1 ATE522060 T1 AT E522060T1 AT 09177276 T AT09177276 T AT 09177276T AT 09177276 T AT09177276 T AT 09177276T AT E522060 T1 ATE522060 T1 AT E522060T1
Authority
AT
Austria
Prior art keywords
data
unit configured
fourier transform
inverse fourier
phase rotation
Prior art date
Application number
AT09177276T
Other languages
English (en)
Inventor
Koji Maeda
Original Assignee
Ntt Docomo Inc
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 Ntt Docomo Inc filed Critical Ntt Docomo Inc
Application granted granted Critical
Publication of ATE522060T1 publication Critical patent/ATE522060T1/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
    • H04L27/2602—Signal structure
    • 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

Landscapes

  • 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)
  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
  • Complex Calculations (AREA)
  • Radar Systems Or Details Thereof (AREA)
AT09177276T 2008-12-03 2009-11-26 Vorrichtung und verfahren zur generierung von signalen ATE522060T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2008309121A JP5167097B2 (ja) 2008-12-03 2008-12-03 信号生成装置及び信号生成方法

Publications (1)

Publication Number Publication Date
ATE522060T1 true ATE522060T1 (de) 2011-09-15

Family

ID=42102065

Family Applications (1)

Application Number Title Priority Date Filing Date
AT09177276T ATE522060T1 (de) 2008-12-03 2009-11-26 Vorrichtung und verfahren zur generierung von signalen

Country Status (5)

Country Link
US (1) US8189700B2 (de)
EP (1) EP2194685B1 (de)
JP (1) JP5167097B2 (de)
CN (1) CN101753511B (de)
AT (1) ATE522060T1 (de)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5236807B2 (ja) * 2009-06-12 2013-07-17 三菱電機株式会社 通信装置
WO2011070683A1 (ja) 2009-12-11 2011-06-16 富士通株式会社 無線通信装置及び無線通信方法
JP4916561B2 (ja) * 2010-03-26 2012-04-11 株式会社エヌ・ティ・ティ・ドコモ 信号生成装置及び信号生成方法
JP5684498B2 (ja) 2010-06-15 2015-03-11 住友重機械工業株式会社 射出成形方法及び射出成形機
JP5719192B2 (ja) * 2011-02-17 2015-05-13 株式会社Ｎｔｔドコモ 無線局、干渉回避方法及びシステム
JP2014039128A (ja) * 2012-08-14 2014-02-27 Sharp Corp 通信システム、通信装置および通信方法
CN108737316B (zh) * 2013-03-13 2021-04-23 三菱电机株式会社 发送装置和发送方法
US9628314B1 (en) * 2015-04-15 2017-04-18 The United States Of America As Represented By The Secretary Of The Navy Digital I/Q reprocessing demodulator (DIRD)
CN111200571B (zh) 2018-11-19 2021-10-01 华为技术有限公司 一种信号传输方法及装置
CN112187333B (zh) * 2019-07-05 2022-06-14 华为技术有限公司 信号传输方法及其装置

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20060203927A1 (en) * 2001-03-27 2006-09-14 Aware, Inc. Systems and methods for implementing receiver transparent Q-mode
KR20040005175A (ko) * 2002-07-08 2004-01-16 삼성전자주식회사 직교주파수분할다중화 통신시스템에서 선택적매핑의부가정보 송수신 장치 및 방법
DE10325839B4 (de) * 2003-06-06 2012-03-08 Lantiq Deutschland Gmbh Verfahren und Schaltung zur Crestfaktor-Reduzierung
JP4443991B2 (ja) * 2004-04-23 2010-03-31 株式会社エヌ・ティ・ティ・ドコモ 無線通信システム、受信装置及び受信方法
JP4091578B2 (ja) * 2004-08-11 2008-05-28 株式会社東芝 無線通信装置及びアンテナ数の推定方法
JP4490831B2 (ja) * 2005-01-17 2010-06-30 シャープ株式会社 無線通信システム、無線通信装置及び無線通信方法
JP4569929B2 (ja) * 2005-01-17 2010-10-27 シャープ株式会社 通信装置
JP2006314081A (ja) * 2005-04-08 2006-11-16 Matsushita Electric Ind Co Ltd 通信装置及び通信方法
RU2007144498A (ru) * 2005-05-30 2009-06-10 Мацусита Электрик Индастриал Ко., Лтд. (Jp) Устройство базовой станции в системе беспроводной связи и способ беспроводной связи в передаче на множестве несущих частот
CN101283533A (zh) * 2005-10-07 2008-10-08 松下电器产业株式会社 无线通信基站装置和导频发送方法
EP2034624B1 (de) * 2005-10-31 2011-05-25 Sharp Kabushiki Kaisha Drahtloser Sender
ES2382933T3 (es) * 2005-12-20 2012-06-14 Sharp Kabushiki Kaisha Método de control de transmisión, estación base, unidad móvil y sistema de comunicación con diversidad de retardo
JP4247267B2 (ja) 2006-07-31 2009-04-02 株式会社エヌ・ティ・ティ・ドコモ 無線送信機、無線受信機、無線通信システム、及び無線信号制御方法
EP2061171A4 (de) * 2006-09-15 2013-11-20 Fujitsu Ltd Vorrichtung und verfahren zum senden von signalen durch verwendung eines mehrträgersystems

Also Published As

Publication number Publication date
US20100135433A1 (en) 2010-06-03
CN101753511B (zh) 2013-01-23
US8189700B2 (en) 2012-05-29
JP5167097B2 (ja) 2013-03-21
EP2194685B1 (de) 2011-08-24
EP2194685A1 (de) 2010-06-09
CN101753511A (zh) 2010-06-23
JP2010136028A (ja) 2010-06-17

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