WO2007086149A8 - 基地局及び無線通信システム並びにパイロットパターン決定方法 - Google Patents

基地局及び無線通信システム並びにパイロットパターン決定方法

Info

Publication number
WO2007086149A8
WO2007086149A8 PCT/JP2006/302050 JP2006302050W WO2007086149A8 WO 2007086149 A8 WO2007086149 A8 WO 2007086149A8 JP 2006302050 W JP2006302050 W JP 2006302050W WO 2007086149 A8 WO2007086149 A8 WO 2007086149A8
Authority
WO
WIPO (PCT)
Prior art keywords
base station
user terminal
transmission power
pilot pattern
wireless communication
Prior art date
Application number
PCT/JP2006/302050
Other languages
English (en)
French (fr)
Other versions
WO2007086149A1 (ja
Inventor
Tsuyoshi Shimomura
Dai Kimura
Original Assignee
Fujitsu Ltd
Tsuyoshi Shimomura
Dai Kimura
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 Ltd, Tsuyoshi Shimomura, Dai Kimura filed Critical Fujitsu Ltd
Priority to JP2007555841A priority Critical patent/JP4688888B2/ja
Priority to EP06713193.8A priority patent/EP1991016A4/en
Publication of WO2007086149A1 publication Critical patent/WO2007086149A1/ja
Publication of WO2007086149A8 publication Critical patent/WO2007086149A8/ja
Priority to US12/179,563 priority patent/US20080299984A1/en

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W52/00—Power management, e.g. TPC [Transmission Power Control], power saving or power classes
    • H04W52/04—TPC
    • H04W52/30—TPC using constraints in the total amount of available transmission power
    • H04W52/32—TPC of broadcast or control channels
    • H04W52/325—Power control of control or pilot channels
    • 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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B17/00—Monitoring; Testing
    • H04B17/30—Monitoring; Testing of propagation channels
    • H04B17/382—Monitoring; Testing of propagation channels for resource allocation, admission control or handover
    • 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
    • H04L27/2614—Peak power aspects
    • H04L27/262—Reduction thereof by selection of pilot symbols
    • 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
    • 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
    • H04L5/0073—Allocation arrangements that take into account other cell interferences
    • 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

Abstract

　ユーザ端末から基地局への送信時にパイロット信号を用いる無線通信システムにおいて、基地局は各パイロットパターンのピーク対平均電力特性についての順位表を作成して保持し、ユーザ端末の送信電力あるいは最大送信電力からの差分を抽出し、順位表を参照して送信電力が大きい、あるいは最大送信電力からの差分が小さいユーザ端末に対しピーク対平均電力特性が良いパイロットパターンを基地局及び基地局のパイロットパターン決定方法優先的に割り当てる。あるいはユーザ端末の送信情況（送信電力、基地局からの距離等)に応じた順位のパイロットパターンを適応的にユーザ端末に割り当てる。                                                                         
PCT/JP2006/302050 2006-01-27 2006-02-07 基地局及び無線通信システム並びにパイロットパターン決定方法 WO2007086149A1 (ja)

Priority Applications (3)

Application Number Priority Date Filing Date Title
JP2007555841A JP4688888B2 (ja) 2006-01-27 2006-02-07 基地局及び無線通信システム
EP06713193.8A EP1991016A4 (en) 2006-01-27 2006-02-07 BASIC STATION, WIRELESS COMMUNICATION SYSTEM AND PILOT PATTERN DECISION MAKING
US12/179,563 US20080299984A1 (en) 2006-01-27 2008-07-24 Base station, radio communication system and pilot pattern decision method

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
PCT/JP2006/301298 WO2007086131A1 (ja) 2006-01-27 2006-01-27 基地局及び無線通信システム並びにパイロットパターン決定方法
JPPCT/JP2006/301298 2006-01-27

Related Child Applications (1)

Application Number Title Priority Date Filing Date
PCT/JP2006/301298 Continuation WO2007086131A1 (ja) 2006-01-27 2006-01-27 基地局及び無線通信システム並びにパイロットパターン決定方法

Publications (2)

Publication Number Publication Date
WO2007086149A1 WO2007086149A1 (ja) 2007-08-02
WO2007086149A8 true WO2007086149A8 (ja) 2007-11-29

Family

ID=38308942

Family Applications (2)

Application Number Title Priority Date Filing Date
PCT/JP2006/301298 WO2007086131A1 (ja) 2006-01-27 2006-01-27 基地局及び無線通信システム並びにパイロットパターン決定方法
PCT/JP2006/302050 WO2007086149A1 (ja) 2006-01-27 2006-02-07 基地局及び無線通信システム並びにパイロットパターン決定方法

Family Applications Before (1)

Application Number Title Priority Date Filing Date
PCT/JP2006/301298 WO2007086131A1 (ja) 2006-01-27 2006-01-27 基地局及び無線通信システム並びにパイロットパターン決定方法

Country Status (3)

Country Link
US (1) US20080299984A1 (ja)
EP (1) EP1991016A4 (ja)
WO (2) WO2007086131A1 (ja)

Families Citing this family (50)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7623857B1 (en) 2005-10-21 2009-11-24 At&T Intellectual Property I, L.P. Intelligent pico-cell for transport of wireless device communications over wireline networks
JP4751759B2 (ja) * 2006-04-21 2011-08-17 株式会社エヌ・ティ・ティ・ドコモ 基地局及び通信方法
CN102882628B (zh) * 2006-04-25 2016-12-21 日本电气株式会社 无线发送设备、无线通信系统和导频信号发送方法
JP4736934B2 (ja) 2006-04-28 2011-07-27 日本電気株式会社 無線通信システム、パイロット系列割り当て装置及びそれらに用いるパイロット系列割り当て方法
KR100785853B1 (ko) * 2006-06-05 2007-12-14 한국전자통신연구원 직교 주파수 분할 다중 접속 시스템에서의 자원 할당 방법
US8326296B1 (en) 2006-07-12 2012-12-04 At&T Intellectual Property I, L.P. Pico-cell extension for cellular network
CN102984824B (zh) * 2006-09-29 2015-12-23 松下电器（美国）知识产权公司 终端装置和终端装置执行的发送方法
US8064537B2 (en) * 2006-11-03 2011-11-22 Qualcomm Incorporated Method and apparatus for dynamically adjusting a transmission power spectral density of pilot and data symbols
WO2008081531A1 (ja) * 2006-12-28 2008-07-10 Fujitsu Limited 無線通信システム及び基地局並びにランダムアクセスチャネル送信方法
KR101445335B1 (ko) 2007-05-28 2014-09-29 삼성전자주식회사 가변적인 데이터 송신율을 가지는 ｏｆｄｍ 심볼을송수신하는 ｏｆｄｍ 송신/수신 장치 및 그 방법
KR101399029B1 (ko) * 2007-09-12 2014-06-27 삼성전자주식회사 무선통신시스템에서 파일럿을 전송하기 위한 장치 및 방법
WO2009068799A1 (fr) * 2007-11-23 2009-06-04 France Telecom Creation d'un canal pilote dans un systeme de radiocommunication opportuniste
US8126496B2 (en) * 2008-05-07 2012-02-28 At&T Mobility Ii Llc Signaling-triggered power adjustment in a femto cell
US8626223B2 (en) * 2008-05-07 2014-01-07 At&T Mobility Ii Llc Femto cell signaling gating
US8665910B2 (en) * 2008-05-09 2014-03-04 Nokia Siemens Networks Oy Multi-cell channel estimation in 3G-LTE based virtual pilot sequences
US8763082B2 (en) 2008-05-13 2014-06-24 At&T Mobility Ii Llc Interactive client management of an access control list
US8719420B2 (en) 2008-05-13 2014-05-06 At&T Mobility Ii Llc Administration of access lists for femtocell service
US8504032B2 (en) 2008-06-12 2013-08-06 At&T Intellectual Property I, L.P. Femtocell service registration, activation, and provisioning
US8842604B2 (en) * 2008-09-15 2014-09-23 Qualcomm Incorporated Wireless communication systems with femto nodes
US20100067514A1 (en) * 2008-09-15 2010-03-18 Qualcomm Incorporated Wireless communication systems with femto nodes
US9960882B2 (en) * 2008-11-12 2018-05-01 Telefonaktiebolaget Lm Ericsson (Publ) Link adaptation systems and methods
US8510801B2 (en) 2009-10-15 2013-08-13 At&T Intellectual Property I, L.P. Management of access to service in an access point
JP5134635B2 (ja) * 2010-01-18 2013-01-30 株式会社エヌ・ティ・ティ・ドコモ 無線基地局装置、移動端末装置及び無線通信方法
KR20120059858A (ko) * 2010-12-01 2012-06-11 한국전자통신연구원 실효 복사 전력 측정 장치 및 그 방법
CN102281248B (zh) * 2011-08-26 2017-02-01 中兴通讯股份有限公司 一种基本帧信息的传输方法、基站和终端
JP5780357B2 (ja) 2012-03-30 2015-09-16 富士通株式会社 無線装置、及び通信方法
JP5942561B2 (ja) * 2012-04-18 2016-06-29 アイコム株式会社 通信機および通信方法
JP5892073B2 (ja) * 2013-01-15 2016-03-23 アイコム株式会社 通信機および通信方法
US9813203B2 (en) * 2014-06-12 2017-11-07 Empire Technology Development Llc Generation of a pilot signal in a base station
US9949143B2 (en) * 2014-06-16 2018-04-17 Telefonaktiebolaget Lm Ericsson (Publ) Transmission of probing pilots in a combined radio cell
JP5991408B2 (ja) * 2015-06-25 2016-09-14 日本電気株式会社 移動局、基地局、割当装置及びそれらを用いるシステム並びにそれらに用いる方法
EP3371944A1 (en) 2015-11-06 2018-09-12 Telefonaktiebolaget LM Ericsson (PUBL) Processing a constant amplitude sequence for transmission
JP7005514B2 (ja) * 2016-06-17 2022-01-21 オッポ広東移動通信有限公司 データ伝送方法及び装置
JP6237844B2 (ja) * 2016-08-19 2017-11-29 日本電気株式会社 移動局、および方法
CN108282322A (zh) * 2017-01-06 2018-07-13 华为技术有限公司 一种配置参考信号的方法和装置
US10630518B2 (en) * 2017-05-17 2020-04-21 Qualcomm Incorporated Pilot ratio adaptation
JP6458839B2 (ja) * 2017-09-21 2019-01-30 日本電気株式会社 移動局及び方法
JP6465195B2 (ja) * 2017-12-11 2019-02-06 日本電気株式会社 基地局
US10560685B2 (en) * 2018-06-12 2020-02-11 Aura Intelligent Systems, Inc. Method and apparatus for an advanced radio system
JP2019024231A (ja) * 2018-10-02 2019-02-14 日本電気株式会社 移動局
JP6943320B2 (ja) * 2018-10-02 2021-09-29 日本電気株式会社 移動局及びその方法
US11063696B2 (en) 2019-07-16 2021-07-13 Microsoft Technology Licensing, Llc Increasing average power levels to reduce peak-to-average power levels using error correction codes
US10911284B1 (en) 2019-07-16 2021-02-02 Microsoft Technology Licensing, Llc Intelligent optimization of communication systems utilizing error correction
US11044044B2 (en) * 2019-07-16 2021-06-22 Microsoft Technology Licensing, Llc Peak to average power ratio reduction of optical systems utilizing error correction
US11031961B2 (en) 2019-07-16 2021-06-08 Microsoft Technology Licensing, Llc Smart symbol changes for optimization of communications using error correction
US11086719B2 (en) 2019-07-16 2021-08-10 Microsoft Technology Licensing, Llc Use of error correction codes to prevent errors in neighboring storage
US11172455B2 (en) 2019-07-16 2021-11-09 Microsoft Technology Licensing, Llc Peak to average power output reduction of RF systems utilizing error correction
US11075656B2 (en) 2019-07-16 2021-07-27 Microsoft Technology Licensing, Llc Bit error reduction of communication systems using error correction
JP2020053962A (ja) * 2019-08-09 2020-04-02 日本電気株式会社 移動局
CN111404657B (zh) * 2020-03-19 2022-08-09 东北电力大学 Ofdm系统中基于信道质量的导频图谱设计方法

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2001339758A (ja) * 2000-05-26 2001-12-07 Matsushita Electric Ind Co Ltd 無線基地局装置及び無線通信方法
EP1178641B1 (en) * 2000-08-01 2007-07-25 Sony Deutschland GmbH Frequency reuse scheme for OFDM systems
KR100401801B1 (ko) * 2001-03-27 2003-10-17 (주)텔레시스테크놀로지 데이터 전송 성능을 개선하기 위한 직교주파수 분할 다중통신 시스템 및 방법
DE60232026D1 (de) * 2002-11-07 2009-05-28 Ericsson Telefon Ab L M PAPR-Reduktion
CN105577344B (zh) * 2003-08-12 2019-03-08 知识产权之桥一号有限责任公司 接收装置、终端装置、接收方法以及集成电路
EP1542488A1 (en) * 2003-12-12 2005-06-15 Telefonaktiebolaget LM Ericsson (publ) Method and apparatus for allocating a pilot signal adapted to the channel characteristics
JP2005223671A (ja) * 2004-02-06 2005-08-18 Matsushita Electric Ind Co Ltd チャネル推定装置、基地局装置及びチャネル推定方法
JP4012167B2 (ja) * 2004-03-31 2007-11-21 株式会社東芝 無線通信システム
JP3987539B2 (ja) * 2005-02-02 2007-10-10 株式会社エヌ・ティ・ティ・ドコモ セッション情報管理方法およびセッション情報管理装置

Also Published As

Publication number Publication date
EP1991016A4 (en) 2013-05-01
US20080299984A1 (en) 2008-12-04
WO2007086131A1 (ja) 2007-08-02
WO2007086131A8 (ja) 2007-11-29
WO2007086149A1 (ja) 2007-08-02
EP1991016A1 (en) 2008-11-12

Similar Documents

Publication Publication Date Title
WO2007086149A8 (ja) 基地局及び無線通信システム並びにパイロットパターン決定方法
WO2007146930A3 (en) Reverse link pilot transmission for a wireless communication system
WO2009099472A3 (en) Short-term interference mitigation in a wireless communication system
WO2006138570A3 (en) Serving base station selection in a wireless communication system
EP1976317A4 (en) BASIC STATION, COMMUNICATION ENERGY, TRANSMISSION PROCEDURE AND RECEIVING PROCEDURE
WO2011145890A3 (ko) 상향링크 전력제어 방법 및 사용자기기
WO2011021814A3 (ko) 무선통신시스템에서 데이터 송수신 방법 및 시스템
TW200708158A (en) Softer and soft handoff in an orthogonal frequency division wireless communication system
EP2312895B8 (en) Base station, terminal, band allocation method, and downlink data communication method
WO2007053840A3 (en) Efficient transmission on a shared data channel for wireless communication
EP1887814A3 (en) Mobile communication system, base station, terminal device and transmission control method
WO2007087483A3 (en) Power control in schedulable wireless communication terminal
WO2009022825A3 (en) Effective reception method in wireless communication system providing mbms service
EP2007087A3 (en) Effective system information reception method
WO2008078357A1 (ja) 無線通信方法及び基地局並びにユーザ端末
WO2009140634A3 (en) Method and apparatus for using virtual noise figure in a wireless communication network
WO2011087574A3 (en) Device, system and method of communicating using configured transmission directionality
WO2008008920A3 (en) Configurable downlink and uplink channels in a wireless communication system
WO2008022018A3 (en) Method and apparatus for maximizing resource utilization of base stations in a communication network
WO2008143282A1 (ja) ハンドオーバ制御装置、方法およびプログラム
WO2009072184A1 (ja) スケジューリング方法及び無線基地局及び無線端末
EP2140583A4 (en) METHOD FOR CHANGING THE STATUS OF A MOBILE TERMINAL
AU2003297529A1 (en) Tags, wireless communication systems and wireless communications methods
TW200719611A (en) Power consumption control methods applied to commuincation systems, and related devices
EP1865735A4 (en) METHOD FOR CONTROLLING TRANSMISSION SPEED AND BASE STATION

Legal Events

Date Code Title Description
121 Ep: the epo has been informed by wipo that ep was designated in this application
WWE Wipo information: entry into national phase

Ref document number: 2007555841

Country of ref document: JP

WWE Wipo information: entry into national phase

Ref document number: 2006713193

Country of ref document: EP

NENP Non-entry into the national phase

Ref country code: DE