JP5092350B2 - パイロット信号伝送方法及び移動通信システム - Google Patents

パイロット信号伝送方法及び移動通信システム Download PDF

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Publication number
JP5092350B2
JP5092350B2 JP2006290881A JP2006290881A JP5092350B2 JP 5092350 B2 JP5092350 B2 JP 5092350B2 JP 2006290881 A JP2006290881 A JP 2006290881A JP 2006290881 A JP2006290881 A JP 2006290881A JP 5092350 B2 JP5092350 B2 JP 5092350B2
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JP
Japan
Prior art keywords
pilot signal
signal
bandwidth
data signal
pilot
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Expired - Fee Related
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JP2006290881A
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English (en)
Japanese (ja)
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JP2008109437A5 (enExample
JP2008109437A (ja
Inventor
大介 実川
宏之 関
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Fujitsu Ltd
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Fujitsu Ltd
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.)
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Publication date
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Priority to JP2006290881A priority Critical patent/JP5092350B2/ja
Priority to EP20070106270 priority patent/EP1916814A3/en
Priority to US11/738,579 priority patent/US7808884B2/en
Priority to CN201210112462.3A priority patent/CN102638435B/zh
Priority to CN2007101022402A priority patent/CN101170346B/zh
Priority to KR20070045522A priority patent/KR100884891B1/ko
Publication of JP2008109437A publication Critical patent/JP2008109437A/ja
Priority to US12/893,379 priority patent/US8634372B2/en
Publication of JP2008109437A5 publication Critical patent/JP2008109437A5/ja
Application granted granted Critical
Publication of JP5092350B2 publication Critical patent/JP5092350B2/ja
Expired - Fee Related legal-status Critical Current
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    • 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
    • H04L25/00—Baseband systems
    • H04L25/02—Details ; arrangements for supplying electrical power along data transmission lines
    • H04L25/0202—Channel estimation
    • H04L25/0224—Channel estimation using sounding signals
    • H04L25/0226—Channel estimation using sounding signals sounding signals per se
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L25/00—Baseband systems
    • H04L25/02—Details ; arrangements for supplying electrical power along data transmission lines
    • H04L25/0202—Channel estimation
    • H04L25/0224—Channel estimation using sounding signals
    • H04L25/0228—Channel estimation using sounding signals with direct estimation from sounding signals
    • 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
    • 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
    • H04L27/2634—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
    • H04L5/0001—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) or 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
    • H04L5/003—Arrangements for allocating sub-channels of the transmission path
    • H04L5/0044—Allocation of payload; Allocation of data channels, e.g. PDSCH or PUSCH

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  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Power Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Discrete Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Mathematical Physics (AREA)
  • Mobile Radio Communication Systems (AREA)
JP2006290881A 2006-10-26 2006-10-26 パイロット信号伝送方法及び移動通信システム Expired - Fee Related JP5092350B2 (ja)

Priority Applications (7)

Application Number Priority Date Filing Date Title
JP2006290881A JP5092350B2 (ja) 2006-10-26 2006-10-26 パイロット信号伝送方法及び移動通信システム
EP20070106270 EP1916814A3 (en) 2006-10-26 2007-04-16 Pilot signal transmission method and mobile communication system
US11/738,579 US7808884B2 (en) 2006-10-26 2007-04-23 Pilot signal transmission method and mobile communication system
CN2007101022402A CN101170346B (zh) 2006-10-26 2007-05-08 导频信号发送方法和移动通信系统
CN201210112462.3A CN102638435B (zh) 2006-10-26 2007-05-08 导频信号发送方法和移动通信系统
KR20070045522A KR100884891B1 (ko) 2006-10-26 2007-05-10 파일럿 신호 송신 방법 및 이동 통신 시스템
US12/893,379 US8634372B2 (en) 2006-10-26 2010-09-29 Pilot signal transmission method and mobile communication system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2006290881A JP5092350B2 (ja) 2006-10-26 2006-10-26 パイロット信号伝送方法及び移動通信システム

Related Child Applications (1)

Application Number Title Priority Date Filing Date
JP2010198544A Division JP5029745B2 (ja) 2010-09-06 2010-09-06 基地局及び端末局

Publications (3)

Publication Number Publication Date
JP2008109437A JP2008109437A (ja) 2008-05-08
JP2008109437A5 JP2008109437A5 (enExample) 2010-10-21
JP5092350B2 true JP5092350B2 (ja) 2012-12-05

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JP2006290881A Expired - Fee Related JP5092350B2 (ja) 2006-10-26 2006-10-26 パイロット信号伝送方法及び移動通信システム

Country Status (5)

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US (2) US7808884B2 (enExample)
EP (1) EP1916814A3 (enExample)
JP (1) JP5092350B2 (enExample)
KR (1) KR100884891B1 (enExample)
CN (2) CN102638435B (enExample)

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Also Published As

Publication number Publication date
CN101170346A (zh) 2008-04-30
US8634372B2 (en) 2014-01-21
CN102638435B (zh) 2015-08-12
US20110013585A1 (en) 2011-01-20
KR100884891B1 (ko) 2009-02-23
US7808884B2 (en) 2010-10-05
CN102638435A (zh) 2012-08-15
EP1916814A2 (en) 2008-04-30
JP2008109437A (ja) 2008-05-08
EP1916814A3 (en) 2014-10-22
CN101170346B (zh) 2012-06-27
US20080101214A1 (en) 2008-05-01
KR20080037499A (ko) 2008-04-30

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