JP3913879B2 - 移動速度に基づく通信制御装置および方法 - Google Patents

移動速度に基づく通信制御装置および方法 Download PDF

Info

Publication number
JP3913879B2
JP3913879B2 JP2176198A JP2176198A JP3913879B2 JP 3913879 B2 JP3913879 B2 JP 3913879B2 JP 2176198 A JP2176198 A JP 2176198A JP 2176198 A JP2176198 A JP 2176198A JP 3913879 B2 JP3913879 B2 JP 3913879B2
Authority
JP
Japan
Prior art keywords
moving speed
speed
signal
value
unit
Prior art date
Legal status (The legal status 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 status listed.)
Expired - Fee Related
Application number
JP2176198A
Other languages
English (en)
Japanese (ja)
Other versions
JPH11220774A5 (enExample
JPH11220774A (ja
Inventor
徳郎 久保
守彦 箕輪
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Fujitsu Ltd
Original Assignee
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.)
Filing date
Publication date
Application filed by Fujitsu Ltd filed Critical Fujitsu Ltd
Priority to JP2176198A priority Critical patent/JP3913879B2/ja
Priority to US09/123,548 priority patent/US6456827B1/en
Priority to CNB981208444A priority patent/CN1139212C/zh
Publication of JPH11220774A publication Critical patent/JPH11220774A/ja
Priority to US10/233,789 priority patent/US6711384B2/en
Publication of JPH11220774A5 publication Critical patent/JPH11220774A5/ja
Application granted granted Critical
Publication of JP3913879B2 publication Critical patent/JP3913879B2/ja
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Images

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/24—Radio transmission systems, i.e. using radiation field for communication between two or more posts
    • H04B7/26—Radio transmission systems, i.e. using radiation field for communication between two or more posts at least one of which is mobile
    • H04B7/2628—Radio transmission systems, i.e. using radiation field for communication between two or more posts at least one of which is mobile using code-division multiple access [CDMA] or spread spectrum multiple access [SSMA]
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Quality & Reliability (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Mobile Radio Communication Systems (AREA)
JP2176198A 1998-02-03 1998-02-03 移動速度に基づく通信制御装置および方法 Expired - Fee Related JP3913879B2 (ja)

Priority Applications (4)

Application Number Priority Date Filing Date Title
JP2176198A JP3913879B2 (ja) 1998-02-03 1998-02-03 移動速度に基づく通信制御装置および方法
US09/123,548 US6456827B1 (en) 1998-02-03 1998-07-28 Apparatus and method for controlling communications based on moving speed
CNB981208444A CN1139212C (zh) 1998-02-03 1998-09-29 根据运动速度控制通信的设备和方法
US10/233,789 US6711384B2 (en) 1998-02-03 2002-09-03 Apparatus and method for controlling communications based on moving speed

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2176198A JP3913879B2 (ja) 1998-02-03 1998-02-03 移動速度に基づく通信制御装置および方法

Related Child Applications (1)

Application Number Title Priority Date Filing Date
JP2006330326A Division JP2007116732A (ja) 2006-12-07 2006-12-07 移動速度に基づく通信制御装置および方法

Publications (3)

Publication Number Publication Date
JPH11220774A JPH11220774A (ja) 1999-08-10
JPH11220774A5 JPH11220774A5 (enExample) 2005-08-11
JP3913879B2 true JP3913879B2 (ja) 2007-05-09

Family

ID=12064060

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2176198A Expired - Fee Related JP3913879B2 (ja) 1998-02-03 1998-02-03 移動速度に基づく通信制御装置および方法

Country Status (3)

Country Link
US (2) US6456827B1 (enExample)
JP (1) JP3913879B2 (enExample)
CN (1) CN1139212C (enExample)

Families Citing this family (67)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TW347616B (en) * 1995-03-31 1998-12-11 Qualcomm Inc Method and apparatus for performing fast power control in a mobile communication system a method and apparatus for controlling transmission power in a mobile communication system is disclosed.
US6977967B1 (en) * 1995-03-31 2005-12-20 Qualcomm Incorporated Method and apparatus for performing fast power control in a mobile communication system
JP3913879B2 (ja) * 1998-02-03 2007-05-09 富士通株式会社 移動速度に基づく通信制御装置および方法
JP2002026789A (ja) * 1998-09-11 2002-01-25 Matsushita Electric Ind Co Ltd 通信装置および指向性送信方法
JP4287536B2 (ja) * 1998-11-06 2009-07-01 パナソニック株式会社 Ｏｆｄｍ送受信装置及びｏｆｄｍ送受信方法
JP3741881B2 (ja) * 1998-11-16 2006-02-01 富士通株式会社 Ｃｄｍａ通信において使用される受信装置
US7184462B1 (en) * 1998-12-04 2007-02-27 Telefonaktiebolaget L M Ericsson (Publ) Method and apparatus for configuring a rake receiver
US6678313B1 (en) * 1998-12-25 2004-01-13 Kokusai Electric Co., Ltd. Correlation circuit for spread spectrum communication
US6377618B1 (en) * 1998-12-30 2002-04-23 Agere Systems Guardian Corp. Auto-correlation system and method for rate detection of a data communication channel
WO2000065738A1 (en) * 1999-04-27 2000-11-02 Yozan Inc. Ds-cdma receiver
JP3367475B2 (ja) 1999-07-06 2003-01-14 日本電気株式会社 無線通信機および無線通信機の消費電力制御方法
US6516021B1 (en) * 1999-09-14 2003-02-04 The Aerospace Corporation Global positioning systems and inertial measuring unit ultratight coupling method
WO2001022756A1 (fr) 1999-09-22 2001-03-29 Fujitsu Limited Regulateur de puissance d'emission
KR20010038528A (ko) * 1999-10-26 2001-05-15 조정남 부호분할 다중접속 시스템에서의 역방향 링크의 전력 제어 장치 및 방법
EP1232589A1 (en) * 1999-11-22 2002-08-21 Telefonaktiebolaget L M Ericsson (Publ) Relative velocity estimation using tpc-commands
JP2001211101A (ja) * 2000-01-26 2001-08-03 Nec Corp 低消費電力ｃｄｍａ受信機、及びその消費電力低減方法
JP2001223671A (ja) * 2000-02-14 2001-08-17 Mitsubishi Electric Corp フェージングピッチ検出装置およびこれを用いた携帯情報端末
JP2001285129A (ja) * 2000-03-29 2001-10-12 Nec Corp Ｃｄｍａ復調回路及び復調方法
JP2003533091A (ja) * 2000-05-01 2003-11-05 テレフオンアクチーボラゲット エル エム エリクソン（パブル） 整合フィルタ及び移動無線通信システム用受信機
FI118877B (fi) * 2000-06-19 2008-04-15 Valtion Teknillinen Liiketilan estimointi
JP2002009734A (ja) * 2000-06-27 2002-01-11 Denso Corp Ｏｆｄｍ方式を用いた通信システム
JP3588040B2 (ja) * 2000-07-26 2004-11-10 松下電器産業株式会社 通信端末装置および基地局装置
WO2002011479A1 (en) * 2000-07-31 2002-02-07 Mitsubishi Denki Kabushiki Kaisha Communication traffic control method for mobile communication system
KR100342496B1 (ko) * 2000-09-08 2002-06-28 윤종용 고속 서처의 직교확산부호 가설 변경 장치 및 방법
JP3443083B2 (ja) 2000-09-12 2003-09-02 株式会社東芝 半導体装置のパターンの危険箇所情報の評価方法
GB0022634D0 (en) 2000-09-15 2000-11-01 Koninkl Philips Electronics Nv Secondary station and method of operating the station
GB0022633D0 (en) * 2000-09-15 2000-11-01 Koninkl Philips Electronics Nv Secondary station and method of operating the station
US6801759B1 (en) * 2000-09-25 2004-10-05 Qualcomm, Incorporated Method and apparatus for power control in a wireless communication system
US6999500B2 (en) * 2000-11-03 2006-02-14 Qualcomm Inc. System for direct sequence spreading
EP2161867B1 (en) 2000-11-17 2011-01-26 Panasonic Corporation OFDM communication device
JP3589292B2 (ja) * 2000-11-30 2004-11-17 日本電気株式会社 移動体通信装置
KR100525541B1 (ko) * 2000-12-04 2005-10-31 엘지전자 주식회사 통신시스템에서 위상 정보 추정 장치 및 방법
US8199696B2 (en) * 2001-03-29 2012-06-12 Qualcomm Incorporated Method and apparatus for power control in a wireless communication system
EP2134130B1 (en) 2001-07-24 2017-02-22 NTT DoCoMo, Inc. Transmission power control device and method, mobile station, and communication device in mobile communication system
JP4032681B2 (ja) * 2001-08-27 2008-01-16 株式会社デンソー 同期検波方法及び装置並びにセンサ信号検出装置
US9143255B2 (en) * 2002-10-18 2015-09-22 Microsoft Technology Licensing, Llc Orthogonal signaling for CDMA
TW579636B (en) * 2002-10-25 2004-03-11 Benq Corp Method and system for estimating movement speed of mobile phone
JP4470377B2 (ja) * 2003-02-28 2010-06-02 株式会社日立製作所 移動通信システムにおける伝搬路推定方法
US7203258B2 (en) * 2003-03-27 2007-04-10 Agilent Technologies, Inc. Acquisition algorithm in asynchronous CDMA systems
US7206556B1 (en) * 2003-08-08 2007-04-17 Nvidia Corporation Wireless transmitter control lockout
DE10337068B4 (de) * 2003-08-12 2005-09-29 Infineon Technologies Ag Adaptive Kanalschätzung mittels Variation der Integrationslänge bei der Entspreizung spreizkodierter Trainingssymbolfolgen
KR101009827B1 (ko) * 2003-09-16 2011-01-19 삼성전자주식회사 이동통신 시스템에서 이동단말의 속도 추정 장치 및 방법
US7352829B2 (en) * 2004-01-12 2008-04-01 Infineon Technologies Ag Data-aided channel estimation
FR2865600B1 (fr) * 2004-01-26 2006-05-19 Evolium Sas Adaptation dynamique de la detection de demandes d'acces a un reseau cellulaire de communications, en fonction de l'environnement radio associe a l'equipement de communication demandeur
JP4770146B2 (ja) * 2004-09-14 2011-09-14 日本電気株式会社 情報処理装置及び情報処理方法
US7616715B2 (en) * 2004-11-30 2009-11-10 Stmicroelectronics Asia Pacific Pte. Ltd. Method and system for estimating the speed of a mobile device in a network
US20060128326A1 (en) * 2004-12-09 2006-06-15 Interdigital Technology Corporation Low complexity adaptive channel estimation
WO2006106918A1 (ja) 2005-03-31 2006-10-12 Nec Corporation 携帯無線端末およびその移動速度検出方法
KR100735271B1 (ko) * 2005-04-25 2007-07-03 삼성전자주식회사 단말 장치와 그의 전송률 제어 방법
EP1901446A1 (en) * 2005-06-29 2008-03-19 Kyocera Corporation Radio communication device, radio communication method, and radio communication program
JP2007020074A (ja) * 2005-07-11 2007-01-25 Ntt Docomo Inc 移動無線局及びその通信パラメータ制御方法
US8666460B2 (en) * 2006-05-05 2014-03-04 Analog Devices, Inc. Method and apparatus for controlling a portable device
US20080075056A1 (en) * 2006-09-22 2008-03-27 Timothy Thome Mobile wireless device and processes for managing high-speed data services
US8175562B2 (en) * 2006-10-27 2012-05-08 Agere Systems Inc. Automatic gain control for enhanced bit error rate performance
JP2008172768A (ja) 2006-12-13 2008-07-24 Ntt Docomo Inc 移動通信端末及び移動通信方法
US20080207136A1 (en) * 2007-02-20 2008-08-28 Haiyun Tang High Dynamic Range Tranceiver for Cognitive Radio
JP4836829B2 (ja) * 2007-02-26 2011-12-14 富士通株式会社 Ｃｄｍａ方式の基地局で使用される受信装置、パス検出装置、方法及びコンピュータプログラム
WO2008120319A1 (ja) * 2007-03-28 2008-10-09 Fujitsu Limited パスサーチ装置
WO2009058069A1 (en) * 2007-11-02 2009-05-07 Telefonaktiebolaget L M Ericsson (Publ) Speed-dependent adaptation of mobility parameters with dual speed measurement
JP5075019B2 (ja) * 2008-06-04 2012-11-14 株式会社エヌ・ティ・ティ・ドコモ 移動通信端末装置及び送信電力設定方法
US8457038B1 (en) * 2010-10-27 2013-06-04 Sprint Communications Company L.P. Velocity based handoff determination in wireless communication system
TWI474728B (zh) * 2012-09-21 2015-02-21 建構於適應性網路模糊推論系統之三層串接式認知引擎之方法及裝置
CN104125020B (zh) * 2013-04-23 2017-03-01 宏达国际电子股份有限公司 无线信号搜寻方法以及移动电子装置
US9379789B2 (en) * 2013-07-03 2016-06-28 Qualcomm Incorporated Antenna selection adjustment
US9137716B1 (en) 2013-12-27 2015-09-15 Sprint Communications Company L.P. Mobility based frequency band selection in wireless communication systems
JP6331578B2 (ja) * 2014-03-28 2018-05-30 富士通株式会社 無線端末装置、及び、無線通信システム
CN106034351A (zh) * 2015-03-09 2016-10-19 联想(北京)有限公司 一种发射功率调整方法及电子设备

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2595889B1 (fr) 1986-03-14 1988-05-06 Havel Christophe Dispositif de controle de puissance d'emission dans une station emettrice-receptrice de radiocommunication
WO1994018756A1 (en) 1993-02-11 1994-08-18 Motorola, Inc. Method and apparatus for controlling a power level of a subscriber unit of a wireless communication system
US5432822A (en) * 1993-03-12 1995-07-11 Hughes Aircraft Company Error correcting decoder and decoding method employing reliability based erasure decision-making in cellular communication system
TW347616B (en) * 1995-03-31 1998-12-11 Qualcomm Inc Method and apparatus for performing fast power control in a mobile communication system a method and apparatus for controlling transmission power in a mobile communication system is disclosed.
US5634206A (en) * 1995-05-25 1997-05-27 Motorola, Inc. Method and apparatus for estimating a signal fading characteristic
US6026115A (en) * 1996-08-23 2000-02-15 Ntt Mobile Communications Network, Inc. Rake receiver
JPH1079701A (ja) * 1996-09-03 1998-03-24 Fujitsu Ltd 移動通信端末及びその送信電力制御方式
JP3254390B2 (ja) * 1996-10-18 2002-02-04 三菱電機株式会社 送信電力制御装置
JP3913879B2 (ja) * 1998-02-03 2007-05-09 富士通株式会社 移動速度に基づく通信制御装置および方法

Also Published As

Publication number Publication date
US6711384B2 (en) 2004-03-23
CN1139212C (zh) 2004-02-18
US6456827B1 (en) 2002-09-24
CN1225529A (zh) 1999-08-11
US20030003914A1 (en) 2003-01-02
JPH11220774A (ja) 1999-08-10

Similar Documents

Publication Publication Date Title
JP3913879B2 (ja) 移動速度に基づく通信制御装置および方法
JP3805520B2 (ja) 移動通信における速度推定装置および方法
CA2535872C (en) Fading frequency decision device and method
JP2937994B1 (ja) セルラーシステムと移動携帯機、基地局装置、及び最適パス検出方法とその装置
CN100385812C (zh) 使用周期性插入导频符号的多径传播延迟确定装置
JP3930187B2 (ja) 同期制御方法、受信機、基地局及び移動端末
JP3414353B2 (ja) Ｃｄｍａ復調装置及びその方法
JP3149868B2 (ja) Ｃｄｍａ受信装置の受信パス・サーチ方法およびサーチャー回路
JP3462364B2 (ja) 直接拡散ｃｄｍａ伝送方式におけるｒａｋｅ受信機
US7042862B1 (en) Path searching method and device
JPH10190522A (ja) 直接拡散ｃｄｍａ伝送方式の受信機
JP2009239977A (ja) 移動速度に基づく通信制御装置および方法
KR100504360B1 (ko) 수신기 및 수신 방법
JP2007116732A (ja) 移動速度に基づく通信制御装置および方法
JP2000091973A (ja) Ｒａｋｅ合成回路
JP2882480B1 (ja) Ｒａｋｅ受信機
JP4231058B2 (ja) 移動通信における速度推定装置および方法
KR100406529B1 (ko) 기준신호 발생 장치 및 그 방법과 그를 이용한 칩 레벨 빔형성기 기반의 스마트 안테나 기지국 시스템 및 그의 동작방법
JP4406529B2 (ja) パスタイミング検出装置及び受信装置
CA2727686C (en) Channel estimation device and method, demodulation device and method, and fading frequency decision device and method
KR20020039424A (ko) 페이딩 적응형 초고성능 공간-시간 배열 수신 시스템 및그 방법
JP3961907B2 (ja) フェージング周波数推定装置
JP4022732B2 (ja) 遅延プロファイル決定方法および装置

Legal Events

Date Code Title Description
A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20050125

A621 Written request for application examination

Free format text: JAPANESE INTERMEDIATE CODE: A621

Effective date: 20050125

A977 Report on retrieval

Free format text: JAPANESE INTERMEDIATE CODE: A971007

Effective date: 20060904

A131 Notification of reasons for refusal

Free format text: JAPANESE INTERMEDIATE CODE: A131

Effective date: 20061010

A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20061207

TRDD Decision of grant or rejection written
A01 Written decision to grant a patent or to grant a registration (utility model)

Free format text: JAPANESE INTERMEDIATE CODE: A01

Effective date: 20070130

A61 First payment of annual fees (during grant procedure)

Free format text: JAPANESE INTERMEDIATE CODE: A61

Effective date: 20070201

R150 Certificate of patent or registration of utility model

Free format text: JAPANESE INTERMEDIATE CODE: R150

FPAY Renewal fee payment (event date is renewal date of database)

Free format text: PAYMENT UNTIL: 20110209

Year of fee payment: 4

FPAY Renewal fee payment (event date is renewal date of database)

Free format text: PAYMENT UNTIL: 20110209

Year of fee payment: 4

FPAY Renewal fee payment (event date is renewal date of database)

Free format text: PAYMENT UNTIL: 20120209

Year of fee payment: 5

FPAY Renewal fee payment (event date is renewal date of database)

Free format text: PAYMENT UNTIL: 20130209

Year of fee payment: 6

FPAY Renewal fee payment (event date is renewal date of database)

Free format text: PAYMENT UNTIL: 20130209

Year of fee payment: 6

FPAY Renewal fee payment (event date is renewal date of database)

Free format text: PAYMENT UNTIL: 20140209

Year of fee payment: 7

LAPS Cancellation because of no payment of annual fees