SG102689A1 - Mobile station apparatus, mobile communication system, and carrier detecting method - Google Patents

Mobile station apparatus, mobile communication system, and carrier detecting method

Info

Publication number
SG102689A1
SG102689A1 SG200204844A SG200204844A SG102689A1 SG 102689 A1 SG102689 A1 SG 102689A1 SG 200204844 A SG200204844 A SG 200204844A SG 200204844 A SG200204844 A SG 200204844A SG 102689 A1 SG102689 A1 SG 102689A1
Authority
SG
Singapore
Prior art keywords
frequency
received power
communication system
station apparatus
detecting method
Prior art date
Application number
SG200204844A
Other languages
English (en)
Inventor
Ofuji Yoshiaki
Tanno Motohiro
Nakamura Takehiro
Original Assignee
Ntt Docomo Inc
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 Ntt Docomo Inc filed Critical Ntt Docomo Inc
Publication of SG102689A1 publication Critical patent/SG102689A1/en

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W48/00—Access restriction; Network selection; Access point selection
    • H04W48/20—Selecting an access point
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W48/00—Access restriction; Network selection; Access point selection
    • H04W48/16—Discovering, processing access restriction or access information
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/69—Spread spectrum techniques
    • H04B1/707—Spread spectrum techniques using direct sequence modulation
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W24/00—Supervisory, monitoring or testing arrangements
    • H04W24/10—Scheduling measurement reports ; Arrangements for measurement reports
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W72/00—Local resource management
    • H04W72/02—Selection of wireless resources by user or terminal
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W74/00—Wireless channel access
    • H04W74/08—Non-scheduled access, e.g. ALOHA
    • H04W74/0808—Non-scheduled access, e.g. ALOHA using carrier sensing, e.g. carrier sense multiple access [CSMA]
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W8/00—Network data management
    • H04W8/005—Discovery of network devices, e.g. terminals
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W88/00—Devices specially adapted for wireless communication networks, e.g. terminals, base stations or access point devices
    • H04W88/08—Access point devices
    • H04W88/10—Access point devices adapted for operation in multiple networks, e.g. multi-mode access points
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
    • Y02D30/00—Reducing energy consumption in communication networks
    • Y02D30/70—Reducing energy consumption in communication networks in wireless communication networks

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Security & Cryptography (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Mobile Radio Communication Systems (AREA)
SG200204844A 2001-08-09 2002-08-08 Mobile station apparatus, mobile communication system, and carrier detecting method SG102689A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2001242353A JP3851525B2 (ja) 2001-08-09 2001-08-09 移動局装置、移動通信システムおよびキャリア検出方法

Publications (1)

Publication Number Publication Date
SG102689A1 true SG102689A1 (en) 2004-03-26

Family

ID=19072636

Family Applications (1)

Application Number Title Priority Date Filing Date
SG200204844A SG102689A1 (en) 2001-08-09 2002-08-08 Mobile station apparatus, mobile communication system, and carrier detecting method

Country Status (6)

Country Link
US (1) US7024191B2 (ja)
EP (1) EP1283608B8 (ja)
JP (1) JP3851525B2 (ja)
KR (1) KR100501757B1 (ja)
CN (2) CN1784053B (ja)
SG (1) SG102689A1 (ja)

Families Citing this family (47)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3851525B2 (ja) * 2001-08-09 2006-11-29 株式会社エヌ・ティ・ティ・ドコモ 移動局装置、移動通信システムおよびキャリア検出方法
US7593367B2 (en) 2002-06-14 2009-09-22 Qualcomm Incorporated Frequency scan for CDMA acquisition
US6751271B2 (en) * 2002-08-06 2004-06-15 Scientific-Atlanta, Inc. Detecting a carrier signal by using a power averaging circuit
ATE342641T1 (de) * 2003-05-28 2006-11-15 Ericsson Telefon Ab L M Planung der zellsuche in einem drahtlosen zellularen kommunikationsnetz
AU2003903075A0 (en) * 2003-06-18 2003-07-03 Nec Australia Pty Ltd Cell search process for wireless communication system
AU2004202550A1 (en) * 2003-06-18 2005-01-13 Nec Australia Pty Ltd Cell search process for wireless communication system
US7428228B2 (en) * 2003-07-07 2008-09-23 Samsung Electronics Co., Ltd Method and apparatus for detecting active downlink channelization codes in a TD-CDMA mobile communication system
JP2005086585A (ja) * 2003-09-10 2005-03-31 Nec Corp 通信装置及びそれに用いる基地局サーチ方法並びにそのプログラム
JP4842506B2 (ja) * 2003-09-12 2011-12-21 マスプロ電工株式会社 信号レベル測定装置
CN1839644A (zh) * 2003-09-24 2006-09-27 三菱电机株式会社 移动站和基站检索方法
KR100594146B1 (ko) * 2004-02-11 2006-06-28 삼성전자주식회사 비동기 이동통신 시스템에서 초기 주파수 옵셋 추정 장치및 방법
JP4501602B2 (ja) * 2004-09-08 2010-07-14 日本電気株式会社 通信端末装置、セルサーチ方法及びプログラム
CN1783861B (zh) * 2004-12-01 2011-04-13 华为技术有限公司 一种在无线通信系统中实现频率软复用的方法
JP4012212B2 (ja) * 2005-04-28 2007-11-21 株式会社東芝 移動無線端末装置
US7583758B2 (en) * 2005-07-20 2009-09-01 Broadcom Corporation Carrier detection applicable for SISO, MIMO, MISO, and SIMO communications
US7587016B2 (en) * 2005-07-20 2009-09-08 Broadcom Corporation MIMO timing recovery
CN101273589A (zh) * 2005-09-29 2008-09-24 Nxp股份有限公司 频率扫描方法、存储器以及实现该方法的终端
US7886013B2 (en) * 2005-12-15 2011-02-08 Telefonaktiebolaget Lm Ericsson (Publ) Selective throttling presence updates
CN102209060B (zh) 2006-01-20 2014-10-08 松下电器（美国）知识产权公司 基站装置、移动台装置、用于其的方法和半导体集成电路
CN101026853B (zh) * 2006-02-20 2011-03-16 华为技术有限公司 一种检测已有业务系统存在区域的方法、系统和基站
CN101405961B (zh) * 2006-03-15 2014-08-13 日本电气株式会社 用于检测在基站和移动终端设备之间进行的通信中使用的频率的设备和方法
US7865156B2 (en) * 2006-04-28 2011-01-04 Research In Motion Limited Scanning methods and apparatus which utilize a carrier signal bandwidth test
JP4978850B2 (ja) * 2006-07-13 2012-07-18 日本電気株式会社 セルラシステム、そのキャリア割当方法、基地局、及び移動局
DK2115909T4 (en) * 2007-02-05 2017-04-10 ERICSSON TELEFON AB L M (publ) PROCEDURE AND DEVICE IN A TELECOMMUNICATION SYSTEM FOR NEIGHBORHOOD MEASUREMENTS
US8014342B2 (en) * 2007-03-06 2011-09-06 Telefonaktiebolaget L M Ericsson (Publ) Data sharing among radio access technologies
JP2008271251A (ja) * 2007-04-20 2008-11-06 Toshiba Corp 移動無線端末装置
CN101345545B (zh) * 2007-07-13 2012-01-11 联芯科技有限公司 快速搜索小区的方法和装置
JP4460616B2 (ja) * 2007-11-16 2010-05-12 株式会社エヌ・ティ・ティ・ドコモ セル選択方法及び移動局
CN101953202B (zh) * 2007-12-04 2013-11-27 株式会社Ntt都科摩 移动通信系统、基站装置、用户装置和方法
JP5193734B2 (ja) * 2008-08-08 2013-05-08 京セラ株式会社 無線端末装置、記憶媒体
US9019844B2 (en) * 2008-09-22 2015-04-28 Telefonaktiebolaget L M Ericsson (Publ) Radio carrier identification methods and apparatus
JP5376628B2 (ja) * 2008-10-09 2013-12-25 Ｎｅｃカシオモバイルコミュニケーションズ株式会社 簡易基地局、チャネル特定方法、および、プログラム
JP4803281B2 (ja) * 2009-06-03 2011-10-26 カシオ計算機株式会社 無線通信装置及びプログラム
JP5240122B2 (ja) 2009-08-21 2013-07-17 富士通モバイルコミュニケーションズ株式会社 移動無線端末および基地局探索方法
CN102754505B (zh) * 2010-02-16 2016-04-13 诺基亚技术有限公司 基于阈值设置来激活和去激活分量载波测量
JP2012114574A (ja) * 2010-11-22 2012-06-14 Fujitsu Ltd 無線通信端末装置及び無線通信方法
US9775063B2 (en) 2011-02-15 2017-09-26 Telefonaktiebolaget Lm Ericsson (Publ) Bandwidth-based initiation of handover for reference signal measurements
US8965917B2 (en) * 2011-06-28 2015-02-24 Amazon Technologies, Inc. Optimizing cell search in a mobile communication system supporting variable channel bandwidths
US8874041B2 (en) * 2011-10-03 2014-10-28 Apple Inc. Electronic device with service acquisition antenna switching
JP5206858B2 (ja) 2011-11-24 2013-06-12 パナソニック株式会社 無線通信装置
US20130155883A1 (en) * 2011-12-15 2013-06-20 Qualcomm Incorporated Method and apparatus for performing frequency scan for wireless systems with variable channel bandwidth
CN103428819A (zh) * 2012-05-24 2013-12-04 富士通株式会社 一种载波频点搜索方法和装置
US9215663B2 (en) * 2012-06-29 2015-12-15 Qualcomm Incorporated Methods and devices for controlling uplink transmit power at an access terminal
JP2015039163A (ja) * 2013-07-16 2015-02-26 株式会社Ｎｔｔドコモ 交換機、無線ネットワーク制御装置、無線ネットワーク装置及び無線通信ネットワークシステム
JP2016066929A (ja) 2014-09-25 2016-04-28 富士通株式会社 無線装置
KR101962143B1 (ko) * 2017-03-06 2019-03-26 엘지전자 주식회사 무선 통신 시스템에서 셀 주파수를 검색하는 방법 및 장치
CN116528370A (zh) * 2017-06-16 2023-08-01 华为技术有限公司 一种通信方法及装置

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5974042A (en) * 1997-02-28 1999-10-26 Motorola, Inc. Service detection circuit and method
WO2002003717A2 (en) * 2000-07-05 2002-01-10 Telefonaktiebolaget L M Ericsson (Publ) Allocated frequency spectrum sharing between wideband and narrowband radio access technologies
US20030031238A1 (en) * 2000-03-27 2003-02-13 China Academy Of Telecommunications Technology Method for cell initial search in a CDMA mobile communication system

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5577022A (en) 1994-11-22 1996-11-19 Qualcomm Incorporated Pilot signal searching technique for a cellular communications system
US5822686A (en) * 1995-12-11 1998-10-13 Telefonaktiebolaget Lm Ericsson Channel scanning scheme for signal strength measurement systems and methods
US6418318B1 (en) * 1995-12-12 2002-07-09 At&T Wireless Services, Inc. Method for selecting a preferable wireless communications service provider in a multi-service provider environment
US5937351A (en) 1997-10-24 1999-08-10 Motorola, Inc. Method for establishing a wireless communications link in a reduced time
US6205193B1 (en) * 1998-10-15 2001-03-20 Ericsson Inc. Systems and methods for fast terminal synchronization in a wireless communication system
US6205334B1 (en) * 1998-11-24 2001-03-20 Ericsson Inc. Accelerated scanning of cellular channels by cellular radiotelephones
JP2000261368A (ja) * 1999-03-10 2000-09-22 Pioneer Electronic Corp 通信装置
TW463481B (en) * 1999-04-28 2001-11-11 Fujitsu Ltd Cell search method, communication synchronization apparatus, portable terminal apparatus, and recording medium
US6615043B1 (en) * 1999-06-09 2003-09-02 Telefonaktiebolaget L M Ericsson (Publ) Efficient carrier raster scanning
JP3690717B2 (ja) * 1999-07-14 2005-08-31 株式会社エヌ・ティ・ティ・ドコモ セルサーチ制御方法、移動局および移動通信システム
US6466606B1 (en) * 1999-12-22 2002-10-15 Qualcomm, Incorporated Method and apparatus for performing search acquisition in a multi-carrier communication system
JP3813812B2 (ja) * 2000-11-21 2006-08-23 株式会社エヌ・ティ・ティ・ドコモ 無線移動機
US20020100057A1 (en) * 2001-01-22 2002-07-25 Brown Thomas A. Nonadjacent frequency scanning systems, methods, and computer program products for cable modems
JP3851525B2 (ja) * 2001-08-09 2006-11-29 株式会社エヌ・ティ・ティ・ドコモ 移動局装置、移動通信システムおよびキャリア検出方法

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5974042A (en) * 1997-02-28 1999-10-26 Motorola, Inc. Service detection circuit and method
US20030031238A1 (en) * 2000-03-27 2003-02-13 China Academy Of Telecommunications Technology Method for cell initial search in a CDMA mobile communication system
WO2002003717A2 (en) * 2000-07-05 2002-01-10 Telefonaktiebolaget L M Ericsson (Publ) Allocated frequency spectrum sharing between wideband and narrowband radio access technologies

Also Published As

Publication number Publication date
US20030032441A1 (en) 2003-02-13
CN1402456A (zh) 2003-03-12
EP1283608B8 (en) 2012-03-21
EP1283608B1 (en) 2011-10-19
CN1242580C (zh) 2006-02-15
JP3851525B2 (ja) 2006-11-29
KR100501757B1 (ko) 2005-07-18
KR20030014148A (ko) 2003-02-15
CN1784053A (zh) 2006-06-07
US7024191B2 (en) 2006-04-04
EP1283608A2 (en) 2003-02-12
JP2003060551A (ja) 2003-02-28
EP1283608A3 (en) 2005-11-30
CN1784053B (zh) 2010-10-06

Similar Documents

Publication Publication Date Title
SG102689A1 (en) Mobile station apparatus, mobile communication system, and carrier detecting method
SG114466A1 (en) Cell search control method, mobile station and mobile communications system
WO2006083580A3 (en) Method and apparatus for improving network resource planning in a wireless communication network
EP0946076A3 (en) Method and apparatus for interfrequency handoff in a wireless communication system
ATE330440T1 (de) Freizustandsbehandlung in einem hybriden gsm/cdma-netz
ATE367721T1 (de) Spitzenlastpunkt mit angepassten bereich für zusätzliche frequenzen zur minimierung von interferenzen
SE9702952L (sv) Förfarande för handover i ett mobilradiosystem, system för mobilradio, samt mobilterminal och radiobasstation ingående i ett sådant system
WO2003045077A3 (en) Method and apparatus for identifying and acquiring preferred wireless communications systems
NO20012709L (no) Synkronisering i tradlose kommunikasjonsnett
TW200616478A (en) Handoff method for a mobile communication system
SE9603561D0 (sv) Anordning och förfarande i ett cellulärt mobiltelefonsystem
SE9604683D0 (sv) Anordning och förfarande i ett kommunikationsnät
TW200744394A (en) A method of determining strongest neighbor cells in cell reselection tasks in a mobile station
SE0101793L (sv) En metod och apparat för skattning av länkkvalitet i ett mobilt kommunikationsnätverk
ATE467326T1 (de) Suchprioritisierung einer entfernten einheit in einem funkkommunikationssystem
RU2005112739A (ru) Способ работы системы мобильной связи, система мобильной связи, мобильная станция и устройство для определения подгруппы смежных ячеек радиосвязи системы мобильной связи
NO985352L (no) FremgangsmÕte og apparat for bestemmelse av veitapet mellom basistransceiverstasjon og en mobilstasjon i et mobilradionettverk
FI980724A0 (fi) Foerfarande foer maetning av en tidsskillnad och radiosystem
EP0868101A3 (de) Verfahren zur Analyse der Verkehrsdichte in einem Mobilfunknetz
ATE254381T1 (de) Verfahren zum erstellen einer nachbarzellliste in einer mobileinheit in einem cdma zellularen telefonsystem
ATE385656T1 (de) Verfahren und vorrichtungen zum betrieb einer funkbasisstation in einem zellularsystem
UY26531A1 (es) " procedimiento y sistema para seleccionar una ubicación óptima de antena".
ATE167976T1 (de) Verfahren und vorrichtung zum ortsabhängiges weiterreichen in mobilfunknetzen
SE9403241L (sv) Metod och anordning avseende fädningsrelaterad accesskontroll vid digitalt radiokommunikationssystem
DE50204453D1 (de) Verfahren zur Auswahl einer geeigneten Basisstation in einem Mehrzellen-Funksystem sowie mobiles Telekommunikations-Endgerät