WO2008129636A1 - 無線通信品質推定方法及び装置 - Google Patents

無線通信品質推定方法及び装置 Download PDF

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Publication number
WO2008129636A1
WO2008129636A1 PCT/JP2007/058081 JP2007058081W WO2008129636A1 WO 2008129636 A1 WO2008129636 A1 WO 2008129636A1 JP 2007058081 W JP2007058081 W JP 2007058081W WO 2008129636 A1 WO2008129636 A1 WO 2008129636A1
Authority
WO
WIPO (PCT)
Prior art keywords
wireless communication
communication quality
power
quality information
estimating method
Prior art date
Application number
PCT/JP2007/058081
Other languages
English (en)
French (fr)
Inventor
Yuuta Nakaya
Michiharu Nakamura
Syuusaku Suzuki
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
Application filed by Fujitsu Limited filed Critical Fujitsu Limited
Priority to JP2009510673A priority Critical patent/JP5099124B2/ja
Priority to KR1020097016162A priority patent/KR101070962B1/ko
Priority to PCT/JP2007/058081 priority patent/WO2008129636A1/ja
Publication of WO2008129636A1 publication Critical patent/WO2008129636A1/ja

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B17/00—Monitoring; Testing
    • H04B17/30—Monitoring; Testing of propagation channels
    • H04B17/309—Measuring or estimating channel quality parameters
    • H04B17/336—Signal-to-interference ratio [SIR] or carrier-to-interference ratio [CIR]
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B17/00—Monitoring; Testing
    • H04B17/30—Monitoring; Testing of propagation channels
    • H04B17/309—Measuring or estimating channel quality parameters
    • H04B17/318—Received signal strength
    • 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
    • H04L5/0058—Allocation criteria
    • H04L5/006—Quality of the received signal, e.g. BER, SNR, water filling
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W28/00—Network traffic management; Network resource management
    • H04W28/02—Traffic management, e.g. flow control or congestion control
    • H04W28/0231—Traffic management, e.g. flow control or congestion control based on communication conditions
    • H04W28/0236—Traffic management, e.g. flow control or congestion control based on communication conditions radio quality, e.g. interference, losses or delay

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Quality & Reliability (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Monitoring And Testing Of Transmission In General (AREA)

Abstract

　少なくとも1つの所望無線基地局から送信された電波の全受信電力(PSOI)と、少なくとも1つの干渉基地局から送信された電波の全受信電力(PSNOI)及び既知の雑音電力(Pn)の和(PSNOI＋Pn)との比で表される無線通信品質情報(CINR)における分母と分子が互いに相関の無いアルゴリズムで推定された値を用いる。また、無線通信品質情報を既知信号部分で計算する場合に、既知信号部分とデータ部分の電力が異なる場合は、その差異を考慮に入れて無線通信品質情報を計算する。
PCT/JP2007/058081 2007-04-12 2007-04-12 無線通信品質推定方法及び装置 WO2008129636A1 (ja)

Priority Applications (3)

Application Number Priority Date Filing Date Title
JP2009510673A JP5099124B2 (ja) 2007-04-12 2007-04-12 無線通信品質推定方法及び装置
KR1020097016162A KR101070962B1 (ko) 2007-04-12 2007-04-12 무선 통신 품질 추정 방법 및 장치
PCT/JP2007/058081 WO2008129636A1 (ja) 2007-04-12 2007-04-12 無線通信品質推定方法及び装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/JP2007/058081 WO2008129636A1 (ja) 2007-04-12 2007-04-12 無線通信品質推定方法及び装置

Publications (1)

Publication Number Publication Date
WO2008129636A1 true WO2008129636A1 (ja) 2008-10-30

Family

ID=39875184

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/JP2007/058081 WO2008129636A1 (ja) 2007-04-12 2007-04-12 無線通信品質推定方法及び装置

Country Status (3)

Country Link
JP (1) JP5099124B2 (ja)
KR (1) KR101070962B1 (ja)
WO (1) WO2008129636A1 (ja)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2010226153A (ja) * 2009-03-19 2010-10-07 Oki Semiconductor Co Ltd 回線状況推定器
JP2011023782A (ja) * 2009-07-13 2011-02-03 Pioneer Electronic Corp 受信装置及び受信方法

Citations (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2004072724A (ja) * 2002-05-30 2004-03-04 Denso Corp Ｏｆｄｍ通信システムのためのｓｉｎｒ測定方法及び測定装置
EP1396956A1 (en) * 2002-09-05 2004-03-10 Mitsubishi Electric Information Technology Centre Europe B.V. MC-CDMA downlink beamforming method with the weights applied to every element of the antenna array being different for every user and every frequency bin, the weights being adapted to maximise the signal to interference and noise ratio
EP1555782A2 (en) * 2004-01-15 2005-07-20 Samsung Electronics Co., Ltd. A method for designing an uplink pilot signal and a method and a system for estimating a channel in a multicarrier code division multiple access system
WO2005069522A1 (en) * 2004-01-14 2005-07-28 Samsung Electronics Co., Ltd. Apparatus and method for estimating interference and noise in a communication system
JP2006262039A (ja) * 2005-03-17 2006-09-28 Fujitsu Ltd 伝搬路推定方法及び伝搬路推定装置
JP2007013587A (ja) * 2005-06-30 2007-01-18 Nippon Hoso Kyokai <Nhk> 伝送特性推定装置及び伝送特性推定プログラム
JP2007081908A (ja) * 2005-09-15 2007-03-29 Toyota Central Res & Dev Lab Inc 通信装置及び通信システム
EP1784031A1 (en) * 2005-11-04 2007-05-09 Alcatel Lucent Assignment of restricted power frequencies for improving intercell interferences
JP2007159139A (ja) * 2005-12-05 2007-06-21 Commiss Energ Atom Ｏｆｄｍ−ｃｄｍａシステムの拡散パラメータの選択方法および装置
JP2007158721A (ja) * 2005-12-05 2007-06-21 Sharp Corp 受信機およびシンボル区間抽出方法

Patent Citations (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2004072724A (ja) * 2002-05-30 2004-03-04 Denso Corp Ｏｆｄｍ通信システムのためのｓｉｎｒ測定方法及び測定装置
EP1396956A1 (en) * 2002-09-05 2004-03-10 Mitsubishi Electric Information Technology Centre Europe B.V. MC-CDMA downlink beamforming method with the weights applied to every element of the antenna array being different for every user and every frequency bin, the weights being adapted to maximise the signal to interference and noise ratio
WO2005069522A1 (en) * 2004-01-14 2005-07-28 Samsung Electronics Co., Ltd. Apparatus and method for estimating interference and noise in a communication system
EP1555782A2 (en) * 2004-01-15 2005-07-20 Samsung Electronics Co., Ltd. A method for designing an uplink pilot signal and a method and a system for estimating a channel in a multicarrier code division multiple access system
JP2006262039A (ja) * 2005-03-17 2006-09-28 Fujitsu Ltd 伝搬路推定方法及び伝搬路推定装置
JP2007013587A (ja) * 2005-06-30 2007-01-18 Nippon Hoso Kyokai <Nhk> 伝送特性推定装置及び伝送特性推定プログラム
JP2007081908A (ja) * 2005-09-15 2007-03-29 Toyota Central Res & Dev Lab Inc 通信装置及び通信システム
EP1784031A1 (en) * 2005-11-04 2007-05-09 Alcatel Lucent Assignment of restricted power frequencies for improving intercell interferences
JP2007159139A (ja) * 2005-12-05 2007-06-21 Commiss Energ Atom Ｏｆｄｍ−ｃｄｍａシステムの拡散パラメータの選択方法および装置
JP2007158721A (ja) * 2005-12-05 2007-06-21 Sharp Corp 受信機およびシンボル区間抽出方法

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2010226153A (ja) * 2009-03-19 2010-10-07 Oki Semiconductor Co Ltd 回線状況推定器
JP2011023782A (ja) * 2009-07-13 2011-02-03 Pioneer Electronic Corp 受信装置及び受信方法

Also Published As

Publication number Publication date
JPWO2008129636A1 (ja) 2010-07-22
KR20100004938A (ko) 2010-01-13
JP5099124B2 (ja) 2012-12-12
KR101070962B1 (ko) 2011-10-06

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