WO2008096408A1 - 無線端末装置 - Google Patents

無線端末装置 Download PDF

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Publication number
WO2008096408A1
WO2008096408A1 PCT/JP2007/051919 JP2007051919W WO2008096408A1 WO 2008096408 A1 WO2008096408 A1 WO 2008096408A1 JP 2007051919 W JP2007051919 W JP 2007051919W WO 2008096408 A1 WO2008096408 A1 WO 2008096408A1
Authority
WO
WIPO (PCT)
Prior art keywords
frequency
base station
random access
access signal
handover
Prior art date
Application number
PCT/JP2007/051919
Other languages
English (en)
French (fr)
Inventor
Yoshinori Tanaka
Yoshihiro Kawasaki
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
Application filed by Fujitsu Limited filed Critical Fujitsu Limited
Priority to PCT/JP2007/051919 priority Critical patent/WO2008096408A1/ja
Priority to JP2008556932A priority patent/JP4679644B2/ja
Publication of WO2008096408A1 publication Critical patent/WO2008096408A1/ja

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Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/01—Reducing phase shift
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W36/00—Hand-off or reselection arrangements
    • H04W36/08—Reselecting an access point

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Mobile Radio Communication Systems (AREA)

Abstract

　基地局の受信するランダムアクセス信号の周波数オフセット量を小さく抑え、ランダムアクセス信号の受信品質の劣化を抑制する。 　周波数算出手段（１ａ）は、ハンドオーバ元基地局（２）のダウンリンク周波数と、ハンドオーバ元基地局（２）から通知されるアップリンク周波数の補正量と、ハンドオーバ先基地局（３）のダウンリンク周波数とから、ハンドオーバ先基地局（３）におけるドップラ周波数を算出する。周波数補正手段（１ｂ）は、周波数算出手段（１ａ）が算出したドップラ周波数に基づいて、ハンドオーバ先基地局（３）に送信するランダムアクセス信号の周波数を補正する。
PCT/JP2007/051919 2007-02-05 2007-02-05 無線端末装置 WO2008096408A1 (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
PCT/JP2007/051919 WO2008096408A1 (ja) 2007-02-05 2007-02-05 無線端末装置
JP2008556932A JP4679644B2 (ja) 2007-02-05 2007-02-05 無線端末装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/JP2007/051919 WO2008096408A1 (ja) 2007-02-05 2007-02-05 無線端末装置

Publications (1)

Publication Number Publication Date
WO2008096408A1 true WO2008096408A1 (ja) 2008-08-14

Family

ID=39681329

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/JP2007/051919 WO2008096408A1 (ja) 2007-02-05 2007-02-05 無線端末装置

Country Status (2)

Country Link
JP (1) JP4679644B2 (ja)
WO (1) WO2008096408A1 (ja)

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2009118981A1 (ja) * 2008-03-26 2009-10-01 パナソニック株式会社 Ｓｃ－ｆｄｍａ送信装置及びｓｃ－ｆｄｍａ送信信号形成方法
CN101860929A (zh) * 2009-04-13 2010-10-13 中兴通讯股份有限公司 基站间切换方法
CN102783213A (zh) * 2010-02-15 2012-11-14 阿尔卡特朗讯 一种用于在无线通信网络中通信的方法
US8831656B2 (en) 2009-09-29 2014-09-09 Zte Corporation Method and system for mapping logical channel to MAC flow
JP2018506876A (ja) * 2014-12-09 2018-03-08 ユニバーシティー オブ サウス オーストラリアＵｎｉｖｅｒｓｉｔｙ Ｏｆ Ｓｏｕｔｈ Ａｕｓｔｒａｌｉａ マルチキャリア通信システム
WO2022153379A1 (ja) * 2021-01-13 2022-07-21 株式会社Ｎｔｔドコモ 端末、無線通信方法及び基地局

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH11355826A (ja) * 1998-06-05 1999-12-24 Mitsubishi Electric Corp 移動通信装置及び移動通信方法
JP2002540718A (ja) * 1999-03-30 2002-11-26 アイシーオー・サーヴィシーズ・リミテッド 衛星移動電話システムにおける高速移動局のためのドップラー補正

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FR2757339B1 (fr) * 1996-12-12 1999-01-08 Alsthom Cge Alcatel Procede de correction de l'effet doppler dans un reseau de radiocommunications avec les mobiles
EP1026906A4 (en) * 1998-06-30 2005-03-16 Mitsubishi Electric Corp MOBILE COMMUNICATION TRANSMITTER
JP2001119333A (ja) * 1999-10-20 2001-04-27 Nec Mobile Commun Ltd 移動体通信システムおよびドップラーシフト補正通信方法
JP3450273B2 (ja) * 2000-04-25 2003-09-22 埼玉日本電気株式会社 移動通信方法
WO2004066523A1 (ja) * 2003-01-21 2004-08-05 Fujitsu Limited 適応制御装置
WO2006062445A1 (en) * 2004-12-06 2006-06-15 Telefonaktiebolaget Lm Ericsson (Publ) Access selection in wireless networks
US7558576B2 (en) * 2005-03-29 2009-07-07 Qualcomm Incorporated Employing frequency offset to compensate for Doppler shift
WO2007015394A1 (ja) * 2005-08-01 2007-02-08 Mitsubishi Electric Corporation 自動周波数制御方法
JP4699843B2 (ja) * 2005-09-15 2011-06-15 富士通株式会社 移動通信システム、並びに移動通信システムにおいて使用される基地局装置および移動局装置
EP2533586B1 (en) * 2007-02-05 2017-10-18 Nec Corporation Wireless Communication System, Its Base Station and Mobile Station, Communication Synchronization Management Method and Timer Control Program Therefor

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH11355826A (ja) * 1998-06-05 1999-12-24 Mitsubishi Electric Corp 移動通信装置及び移動通信方法
JP2002540718A (ja) * 1999-03-30 2002-11-26 アイシーオー・サーヴィシーズ・リミテッド 衛星移動電話システムにおける高速移動局のためのドップラー補正

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
LUCENT TECHNOLOGIES: "Considerations for Frequency Control in E-UTRA Uplink. R1-06347", 3GPP TSG-RAN WG1 #47 RIGA, LATVIA, vol. R1-063475, 6 November 2006 (2006-11-06) - 10 November 2006 (2006-11-10), pages 1 - 7, XP003024514 *

Cited By (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2009118981A1 (ja) * 2008-03-26 2009-10-01 パナソニック株式会社 Ｓｃ－ｆｄｍａ送信装置及びｓｃ－ｆｄｍａ送信信号形成方法
US8363677B2 (en) 2008-03-26 2013-01-29 Panasonic Corporation SC-FDMA transmission device and SC-FDMA transmission signal formation method
CN101860929B (zh) * 2009-04-13 2013-06-12 中兴通讯股份有限公司 基站间切换方法
CN101860929A (zh) * 2009-04-13 2010-10-13 中兴通讯股份有限公司 基站间切换方法
WO2010118618A1 (zh) * 2009-04-13 2010-10-21 中兴通讯股份有限公司 基站间切换方法
US8594047B2 (en) 2009-04-13 2013-11-26 Zte Corporation Inter-node B handover method
US8831656B2 (en) 2009-09-29 2014-09-09 Zte Corporation Method and system for mapping logical channel to MAC flow
JP2013520145A (ja) * 2010-02-15 2013-05-30 アルカテル−ルーセント ワイヤレス通信ネットワークで通信する方法
KR101429031B1 (ko) 2010-02-15 2014-08-11 알까뗄 루슨트 무선 통신 네트워크에서 통신하기 위한 방법
CN102783213A (zh) * 2010-02-15 2012-11-14 阿尔卡特朗讯 一种用于在无线通信网络中通信的方法
CN102783213B (zh) * 2010-02-15 2015-03-25 阿尔卡特朗讯 一种用于在移动通信网络中通信的方法
JP2018506876A (ja) * 2014-12-09 2018-03-08 ユニバーシティー オブ サウス オーストラリアＵｎｉｖｅｒｓｉｔｙ Ｏｆ Ｓｏｕｔｈ Ａｕｓｔｒａｌｉａ マルチキャリア通信システム
WO2022153379A1 (ja) * 2021-01-13 2022-07-21 株式会社Ｎｔｔドコモ 端末、無線通信方法及び基地局

Also Published As

Publication number Publication date
JPWO2008096408A1 (ja) 2010-05-20
JP4679644B2 (ja) 2011-04-27

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