WO2008078357A1 - 無線通信方法及び基地局並びにユーザ端末 - Google Patents

無線通信方法及び基地局並びにユーザ端末 Download PDF

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Publication number
WO2008078357A1
WO2008078357A1 PCT/JP2006/325608 JP2006325608W WO2008078357A1 WO 2008078357 A1 WO2008078357 A1 WO 2008078357A1 JP 2006325608 W JP2006325608 W JP 2006325608W WO 2008078357 A1 WO2008078357 A1 WO 2008078357A1
Authority
WO
WIPO (PCT)
Prior art keywords
user terminal
base station
transmission band
pilot
wireless communication
Prior art date
Application number
PCT/JP2006/325608
Other languages
English (en)
French (fr)
Inventor
Tsuyoshi Shimomura
Dai Kimura
Original Assignee
Fujitsu Limited
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
Priority to EP20120183943 priority Critical patent/EP2536088A3/en
Priority to KR1020117000359A priority patent/KR101029676B1/ko
Application filed by Fujitsu Limited filed Critical Fujitsu Limited
Priority to KR1020097008911A priority patent/KR101055060B1/ko
Priority to JP2008550917A priority patent/JP4808260B2/ja
Priority to EP20060843067 priority patent/EP2099233B1/en
Priority to CN2006800565392A priority patent/CN101554027B/zh
Priority to CA2673284A priority patent/CA2673284C/en
Priority to IN1993KON2014 priority patent/IN2014KN01993A/en
Priority to EP20120183944 priority patent/EP2536089A3/en
Priority to AU2006352302A priority patent/AU2006352302C1/en
Priority to ES06843067T priority patent/ES2427723T3/es
Priority to PCT/JP2006/325608 priority patent/WO2008078357A1/ja
Publication of WO2008078357A1 publication Critical patent/WO2008078357A1/ja
Priority to US12/486,948 priority patent/US8351469B2/en
Priority to RU2010153351/07A priority patent/RU2480945C2/ru
Priority to AU2011201792A priority patent/AU2011201792B2/en
Priority to RU2011127409A priority patent/RU2482620C2/ru
Priority to RU2011127408A priority patent/RU2483472C2/ru
Priority to US13/399,307 priority patent/US8670465B2/en
Priority to US13/549,826 priority patent/US8654794B2/en
Priority to US13/705,934 priority patent/US20130094465A1/en
Priority to RU2013105092/07A priority patent/RU2538760C2/ru
Priority to US14/067,466 priority patent/US9660853B2/en
Priority to US14/797,357 priority patent/US9369327B2/en

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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
    • H04L27/2626—Arrangements specific to the transmitter only
    • H04L27/2627—Modulators
    • H04L27/2634—Inverse fast Fourier transform [IFFT] or inverse discrete Fourier transform [IDFT] modulators in combination with other circuits for modulation
    • H04L27/2636—Inverse fast Fourier transform [IFFT] or inverse discrete Fourier transform [IDFT] modulators in combination with other circuits for modulation with FFT or DFT modulators, e.g. standard single-carrier frequency-division multiple access [SC-FDMA] transmitter or DFT spread orthogonal frequency division multiplexing [DFT-SOFDM]
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L5/00—Arrangements affording multiple use of the transmission path
    • H04L5/003—Arrangements for allocating sub-channels of the transmission path
    • H04L5/0048—Allocation of pilot signals, i.e. of signals known to the receiver
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J13/00—Code division multiplex systems
    • H04J13/0007—Code type
    • H04J13/0055—ZCZ [zero correlation zone]
    • H04J13/0059—CAZAC [constant-amplitude and zero auto-correlation]
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L23/00—Apparatus or local circuits for systems other than those covered by groups H04L15/00 - H04L21/00
    • H04L23/02—Apparatus or local circuits for systems other than those covered by groups H04L15/00 - H04L21/00 adapted for orthogonal signalling
    • 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
    • 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
    • H04L27/2605—Symbol extensions, e.g. Zero Tail, Unique Word [UW]
    • H04L27/2607—Cyclic extensions
    • 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
    • H04L27/261—Details of reference signals
    • H04L27/2613—Structure of the reference signals
    • H04L27/26134—Pilot insertion in the transmitter chain, e.g. pilot overlapping with data, insertion in time or frequency domain
    • 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
    • H04L27/2637—Modulators with direct modulation of individual subcarriers
    • 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
    • H04L27/26524—Fast Fourier transform [FFT] or discrete Fourier transform [DFT] demodulators in combination with other circuits for demodulation
    • H04L27/26526—Fast Fourier transform [FFT] or discrete Fourier transform [DFT] demodulators in combination with other circuits for demodulation with inverse FFT [IFFT] or inverse DFT [IDFT] demodulators, e.g. standard single-carrier frequency-division multiple access [SC-FDMA] receiver or DFT spread orthogonal frequency division multiplexing [DFT-SOFDM]
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L5/00—Arrangements affording multiple use of the transmission path
    • H04L5/0001—Arrangements for dividing the transmission path
    • H04L5/0003—Two-dimensional division
    • H04L5/0005—Time-frequency
    • H04L5/0007—Time-frequency the frequencies being orthogonal, e.g. OFDM(A), DMT
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L5/00—Arrangements affording multiple use of the transmission path
    • H04L5/0001—Arrangements for dividing the transmission path
    • H04L5/0003—Two-dimensional division
    • H04L5/0005—Time-frequency
    • H04L5/0007—Time-frequency the frequencies being orthogonal, e.g. OFDM(A), DMT
    • H04L5/0012—Hopping in multicarrier systems
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L5/00—Arrangements affording multiple use of the transmission path
    • H04L5/0001—Arrangements for dividing the transmission path
    • H04L5/0014—Three-dimensional division
    • H04L5/0016—Time-frequency-code
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L5/00—Arrangements affording multiple use of the transmission path
    • H04L5/003—Arrangements for allocating sub-channels of the transmission path
    • H04L5/0048—Allocation of pilot signals, i.e. of signals known to the receiver
    • H04L5/005—Allocation of pilot signals, i.e. of signals known to the receiver of common pilots, i.e. pilots destined for multiple users or terminals
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L5/00—Arrangements affording multiple use of the transmission path
    • H04L5/0091—Signaling for the administration of the divided path
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W72/00—Local resource management
    • H04W72/20—Control channels or signalling for resource management
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W72/00—Local resource management
    • H04W72/04—Wireless resource allocation
    • H04W72/044—Wireless resource allocation based on the type of the allocated resource
    • H04W72/0453—Resources in frequency domain, e.g. a carrier in FDMA
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W72/00—Local resource management
    • H04W72/20—Control channels or signalling for resource management
    • H04W72/23—Control channels or signalling for resource management in the downlink direction of a wireless link, i.e. towards a terminal
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
    • Y02D30/00—Reducing energy consumption in communication networks
    • Y02D30/70—Reducing energy consumption in communication networks in wireless communication networks

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  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Physics & Mathematics (AREA)
  • Discrete Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Mathematical Physics (AREA)
  • Power Engineering (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)

Abstract

　各ユーザ端末は基地局より割り当てられた互いに異なるデータ送信帯域の周波数を用いてデータ信号を該基地局に送信すると共に、パイロット信号をデータ信号に対して時間多重して該基地局に送信する無線通信システムにおける基地局が開示される。基地局のリソース管理部は、ユーザ端末のパイロット送信帯域が該ユーザ端末のデータ送信帯域をカバーするように、全データ送信帯域の一部周波数帯域を、ユーザ端末毎にオフセットして該ユーザ端末のパイロット送信帯域を決定し、該決定したパイロット送信帯域の周波数を用いてパイロット信号を送信するようユーザ端末に指示する。
PCT/JP2006/325608 2006-12-22 2006-12-22 無線通信方法及び基地局並びにユーザ端末 WO2008078357A1 (ja)

Priority Applications (23)

Application Number Priority Date Filing Date Title
CA2673284A CA2673284C (en) 2006-12-22 2006-12-22 Radio communication method and a base station and user terminal thereof
PCT/JP2006/325608 WO2008078357A1 (ja) 2006-12-22 2006-12-22 無線通信方法及び基地局並びにユーザ端末
KR1020097008911A KR101055060B1 (ko) 2006-12-22 2006-12-22 무선 통신 방법, 기지국 및 유저 단말기
AU2006352302A AU2006352302C1 (en) 2006-12-22 2006-12-22 Wireless communication method, base station, and user terminal
EP20060843067 EP2099233B1 (en) 2006-12-22 2006-12-22 Zadoff-Chu based uplink pilot signals
CN2006800565392A CN101554027B (zh) 2006-12-22 2006-12-22 无线通信方法及基站和用户终端
JP2008550917A JP4808260B2 (ja) 2006-12-22 2006-12-22 無線通信方法及び基地局並びにユーザ端末
IN1993KON2014 IN2014KN01993A (ja) 2006-12-22 2006-12-22
EP20120183944 EP2536089A3 (en) 2006-12-22 2006-12-22 Wireless communication method, base station and user terminal
KR1020117000359A KR101029676B1 (ko) 2006-12-22 2006-12-22 무선 통신 방법, 무선 통신 시스템 및 유저 단말기
ES06843067T ES2427723T3 (es) 2006-12-22 2006-12-22 Señales piloto de enlace ascendente basadas en Zadoff-Chu
EP20120183943 EP2536088A3 (en) 2006-12-22 2006-12-22 Wireless communication method, base station and user terminal
US12/486,948 US8351469B2 (en) 2006-12-22 2009-06-18 Radio communication method and a base station and user terminal thereof
RU2010153351/07A RU2480945C2 (ru) 2006-12-22 2010-12-24 Способ радиосвязи, базовая станция и пользовательский терминал
AU2011201792A AU2011201792B2 (en) 2006-12-22 2011-04-19 Radio communication method and a base station and user terminal thereof
RU2011127409A RU2482620C2 (ru) 2011-07-04 Способ радиосвязи, базовая станция и пользовательский терминал
RU2011127408A RU2483472C2 (ru) 2011-07-04 Способ радиосвязи, базовая станция и пользовательский терминал
US13/399,307 US8670465B2 (en) 2006-12-22 2012-02-17 Radio communication method and a base station and user terminal thereof
US13/549,826 US8654794B2 (en) 2006-12-22 2012-07-16 Radio communication method and a base station and user terminal thereof
US13/705,934 US20130094465A1 (en) 2006-12-22 2012-12-05 Radio communication method and a base station and user terminal thereof
RU2013105092/07A RU2538760C2 (ru) 2006-12-22 2013-02-06 Способ радиосвязи, базовая станция и пользовательский терминал
US14/067,466 US9660853B2 (en) 2006-12-22 2013-10-30 Radio communication method and a base station and user terminal thereof
US14/797,357 US9369327B2 (en) 2006-12-22 2015-07-13 Radio communication method and a base station and user terminal thereof

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/JP2006/325608 WO2008078357A1 (ja) 2006-12-22 2006-12-22 無線通信方法及び基地局並びにユーザ端末

Related Child Applications (1)

Application Number Title Priority Date Filing Date
US12/486,948 Continuation US8351469B2 (en) 2006-12-22 2009-06-18 Radio communication method and a base station and user terminal thereof

Publications (1)

Publication Number Publication Date
WO2008078357A1 true WO2008078357A1 (ja) 2008-07-03

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PCT/JP2006/325608 WO2008078357A1 (ja) 2006-12-22 2006-12-22 無線通信方法及び基地局並びにユーザ端末

Country Status (11)

Country Link
US (6) US8351469B2 (ja)
EP (3) EP2099233B1 (ja)
JP (1) JP4808260B2 (ja)
KR (2) KR101029676B1 (ja)
CN (1) CN101554027B (ja)
AU (2) AU2006352302C1 (ja)
CA (1) CA2673284C (ja)
ES (1) ES2427723T3 (ja)
IN (1) IN2014KN01993A (ja)
RU (2) RU2480945C2 (ja)
WO (1) WO2008078357A1 (ja)

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