JP5170533B2 - 無線伝送装置、変調方式決定方法及びそのプログラム - Google Patents

無線伝送装置、変調方式決定方法及びそのプログラム Download PDF

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Publication number
JP5170533B2
JP5170533B2 JP2008013584A JP2008013584A JP5170533B2 JP 5170533 B2 JP5170533 B2 JP 5170533B2 JP 2008013584 A JP2008013584 A JP 2008013584A JP 2008013584 A JP2008013584 A JP 2008013584A JP 5170533 B2 JP5170533 B2 JP 5170533B2
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Japan
Prior art keywords
modulation
transmission
modulation scheme
power
station
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Expired - Fee Related
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JP2008013584A
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English (en)
Japanese (ja)
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JP2009177459A (ja
JP2009177459A5 (enExample
Inventor
裕明 中島
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NEC Corp
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NEC Corp
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Publication date
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Priority to JP2008013584A priority Critical patent/JP5170533B2/ja
Priority to EP09703386.4A priority patent/EP2239902A4/en
Priority to US12/811,498 priority patent/US8452238B2/en
Priority to CN2009801016409A priority patent/CN101911625A/zh
Priority to PCT/JP2009/051018 priority patent/WO2009093670A1/ja
Publication of JP2009177459A publication Critical patent/JP2009177459A/ja
Publication of JP2009177459A5 publication Critical patent/JP2009177459A5/ja
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Publication of JP5170533B2 publication Critical patent/JP5170533B2/ja
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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/0008—Modulated-carrier systems arrangements for allowing a transmitter or receiver to use more than one type of modulation
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00—Arrangements for detecting or preventing errors in the information received
    • H04L1/0001—Systems modifying transmission characteristics according to link quality, e.g. power backoff
    • H04L1/0002—Systems modifying transmission characteristics according to link quality, e.g. power backoff by adapting the transmission rate
    • H04L1/0003—Systems modifying transmission characteristics according to link quality, e.g. power backoff by adapting the transmission rate by switching between different modulation schemes
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00—Arrangements for detecting or preventing errors in the information received
    • H04L1/0001—Systems modifying transmission characteristics according to link quality, e.g. power backoff
    • H04L1/0015—Systems modifying transmission characteristics according to link quality, e.g. power backoff characterised by the adaptation strategy
    • H04L1/0017—Systems modifying transmission characteristics according to link quality, e.g. power backoff characterised by the adaptation strategy where the mode-switching is based on Quality of Service requirement
    • H04L1/0018—Systems modifying transmission characteristics according to link quality, e.g. power backoff characterised by the adaptation strategy where the mode-switching is based on Quality of Service requirement based on latency requirement
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/0012—Modulated-carrier systems arrangements for identifying the type of modulation
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W52/00—Power management, e.g. Transmission Power Control [TPC] or power classes
    • H04W52/04—Transmission power control [TPC]
    • H04W52/18—TPC being performed according to specific parameters
    • H04W52/26—TPC being performed according to specific parameters using transmission rate or quality of service QoS [Quality of Service]
    • H04W52/262—TPC being performed according to specific parameters using transmission rate or quality of service QoS [Quality of Service] taking into account adaptive modulation and coding [AMC] scheme

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  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Quality & Reliability (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
  • Transmitters (AREA)
JP2008013584A 2008-01-24 2008-01-24 無線伝送装置、変調方式決定方法及びそのプログラム Expired - Fee Related JP5170533B2 (ja)

Priority Applications (5)

Application Number Priority Date Filing Date Title
JP2008013584A JP5170533B2 (ja) 2008-01-24 2008-01-24 無線伝送装置、変調方式決定方法及びそのプログラム
EP09703386.4A EP2239902A4 (en) 2008-01-24 2009-01-16 RADIOTRANSMISSION DEVICE, METHOD FOR DETERMINING MODULATION SYSTEM, AND RECORDING MEDIUM FOR THIS DEVICE
US12/811,498 US8452238B2 (en) 2008-01-24 2009-01-16 Radio transmission device, method for determining modulation system, and recording medium therefor
CN2009801016409A CN101911625A (zh) 2008-01-24 2009-01-16 无线传输装置、调制方式决定方法及其记录介质
PCT/JP2009/051018 WO2009093670A1 (ja) 2008-01-24 2009-01-16 無線伝送装置、変調方式決定方法及びその記録媒体

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2008013584A JP5170533B2 (ja) 2008-01-24 2008-01-24 無線伝送装置、変調方式決定方法及びそのプログラム

Publications (3)

Publication Number Publication Date
JP2009177459A JP2009177459A (ja) 2009-08-06
JP2009177459A5 JP2009177459A5 (enExample) 2011-01-13
JP5170533B2 true JP5170533B2 (ja) 2013-03-27

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JP2008013584A Expired - Fee Related JP5170533B2 (ja) 2008-01-24 2008-01-24 無線伝送装置、変調方式決定方法及びそのプログラム

Country Status (5)

Country Link
US (1) US8452238B2 (enExample)
EP (1) EP2239902A4 (enExample)
JP (1) JP5170533B2 (enExample)
CN (1) CN101911625A (enExample)
WO (1) WO2009093670A1 (enExample)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5213586B2 (ja) * 2008-08-25 2013-06-19 株式会社エヌ・ティ・ティ・ドコモ ユーザ装置及び基地局装置並びに通信制御方法
WO2011105407A1 (ja) * 2010-02-23 2011-09-01 日本電気株式会社 無線基地局およびその適応変調制御方法
US9113425B2 (en) 2010-03-24 2015-08-18 Nec Corporation Communication device, a communication system and a communication control method
JP5441172B2 (ja) 2010-05-19 2014-03-12 日本電気株式会社 無線ネットワーク中継装置及び無線ネットワーク中継装置の変調方法並びにコンピュータプログラム
JP5590150B2 (ja) 2010-12-27 2014-09-17 日本電気株式会社 Ａｍｒ機能を有する無線通信装置に適用されるｓｔｐ経路制御システム
EP2728776B1 (en) * 2011-07-01 2016-05-04 NEC Corporation Cross-polar interference cancellation system, wireless station device, wireless communication method
CN102573026B (zh) * 2011-12-12 2015-02-18 武汉虹信通信技术有限责任公司 一种实现数字微波传输系统自动发射功率控制的方法
US9374166B2 (en) * 2012-02-13 2016-06-21 Ciena Corporation High speed optical communication systems and methods with flexible bandwidth adaptation
JP6099879B2 (ja) * 2012-04-25 2017-03-22 日本無線株式会社 無線伝送装置
CN104717727B (zh) * 2013-12-13 2019-11-05 中国科学院深圳先进技术研究院 一种射频发射机的数据传输方法
US10038497B2 (en) * 2013-12-18 2018-07-31 Northrup Grumman Systems Corporation Optical transceiver with variable data rate and sensitivity control
JP6462450B2 (ja) * 2015-03-26 2019-01-30 京セラ株式会社 無線通信装置および無線通信方法
WO2017185205A1 (en) 2016-04-25 2017-11-02 Telefonaktiebolaget Lm Ericsson (Publ) Device and method for link adaptation in a wireless network
CN107547459A (zh) * 2016-06-23 2018-01-05 中兴通讯股份有限公司 数据发射方法、接收方法、发射装置及接收装置
CN108093456A (zh) * 2017-12-18 2018-05-29 威海北洋电气集团股份有限公司 无线传感网络的网络路径选择优先级判定算法
US11409595B2 (en) * 2019-01-17 2022-08-09 Micron Technology, Inc. Channel modulation for a memory device
CN114745789A (zh) * 2021-01-07 2022-07-12 北京三星通信技术研究有限公司 信号传输的方法及其装置
WO2023286157A1 (ja) * 2021-07-13 2023-01-19 日本電信電話株式会社 送信制御装置、無線通信システム、送信制御方法およびプログラム

Family Cites Families (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57159148A (en) 1981-03-25 1982-10-01 Fujitsu Ltd Adaptive modulation system
US6721569B1 (en) * 2000-09-29 2004-04-13 Nortel Networks Limited Dynamic sub-carrier assignment in OFDM systems
ATE300127T1 (de) * 2001-03-22 2005-08-15 Siemens Mobile Comm Spa Verfahren zur automatischen sendeleistungsregelung und zur umschaltungssteuerung des phy modus in adaptiven phy modus systemen
ES2260189T3 (es) * 2001-12-05 2006-11-01 Siemens S.P.A. Histeresisoptima basada en dos parametros diferentes, para control de potencia y control de conmutacion en modo phy, en sistemas en modo phy adaptativo.
JP2005236709A (ja) 2004-02-20 2005-09-02 Hitachi Kokusai Electric Inc 無線通信装置
JP4412005B2 (ja) * 2004-03-05 2010-02-10 株式会社日立製作所 適応変調方法並びにデータレート制御方法
JP3898192B2 (ja) * 2004-03-29 2007-03-28 株式会社日立国際電気 適応変調方式を使用した無線通信方法及び無線通信装置
CN100574122C (zh) * 2004-06-14 2009-12-23 松下电器产业株式会社 无线通信装置
JP2006140927A (ja) * 2004-11-15 2006-06-01 Sanyo Electric Co Ltd 無線装置、送信制御方法および送信制御プログラム
JP2007221178A (ja) * 2005-04-01 2007-08-30 Ntt Docomo Inc 送信装置及び送信方法
WO2007029406A1 (ja) * 2005-09-07 2007-03-15 Nec Corporation 適応無線／変調装置、受信装置、無線通信システム及び無線通信方法
ES2805456T3 (es) * 2005-09-30 2021-02-12 Optis Wireless Technology Llc Dispositivo de transmisión de radio, y procedimiento de transmisión de radio
JP4542997B2 (ja) 2006-02-08 2010-09-15 株式会社東芝 無線通信装置及び無線通信方法
JP2007243938A (ja) * 2006-02-09 2007-09-20 Ntt Docomo Inc 無線中継装置、現用予備切替方法
JP4829965B2 (ja) * 2006-05-26 2011-12-07 日本電気株式会社 無線通信装置、無線通信システム及び無線通信方法
EP2022743A4 (en) 2006-06-01 2013-04-10 Mitsubishi Electric Corp LIFT DEVICE
WO2009054264A1 (ja) * 2007-10-25 2009-04-30 Sharp Kabushiki Kaisha 通信装置、マルチキャリア通信システムおよび通信方法
JP4911780B2 (ja) * 2007-12-20 2012-04-04 シャープ株式会社 無線通信システム、受信装置及び受信方法

Also Published As

Publication number Publication date
US20100297949A1 (en) 2010-11-25
JP2009177459A (ja) 2009-08-06
CN101911625A (zh) 2010-12-08
EP2239902A4 (en) 2016-04-13
US8452238B2 (en) 2013-05-28
WO2009093670A1 (ja) 2009-07-30
EP2239902A1 (en) 2010-10-13

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