DE69828171D1 - Weiterreichen basierend auf der relativen pilotsignalstärke - Google Patents

Weiterreichen basierend auf der relativen pilotsignalstärke

Info

Publication number
DE69828171D1
DE69828171D1 DE69828171T DE69828171T DE69828171D1 DE 69828171 D1 DE69828171 D1 DE 69828171D1 DE 69828171 T DE69828171 T DE 69828171T DE 69828171 T DE69828171 T DE 69828171T DE 69828171 D1 DE69828171 D1 DE 69828171D1
Authority
DE
Germany
Prior art keywords
pilot signal
multiple based
relative pilot
signal thickness
thickness
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 - Lifetime
Application number
DE69828171T
Other languages
English (en)
Other versions
DE69828171T2 (de
Inventor
H Chheda
Ahmad Jalali
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.)
Nortel Networks Ltd
Original Assignee
Nortel Networks 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 Nortel Networks Ltd filed Critical Nortel Networks Ltd
Publication of DE69828171D1 publication Critical patent/DE69828171D1/de
Application granted granted Critical
Publication of DE69828171T2 publication Critical patent/DE69828171T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04WWIRELESS COMMUNICATION NETWORKS
    • H04W36/00Hand-off or reselection arrangements
    • H04W36/24Reselection being triggered by specific parameters
    • H04W36/30Reselection being triggered by specific parameters by measured or perceived connection quality data
    • H04W36/302Reselection being triggered by specific parameters by measured or perceived connection quality data due to low signal strength
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04WWIRELESS COMMUNICATION NETWORKS
    • H04W36/00Hand-off or reselection arrangements
    • H04W36/24Reselection being triggered by specific parameters
    • H04W36/30Reselection being triggered by specific parameters by measured or perceived connection quality data
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04WWIRELESS COMMUNICATION NETWORKS
    • H04W16/00Network planning, e.g. coverage or traffic planning tools; Network deployment, e.g. resource partitioning or cells structures
    • H04W16/24Cell structures
DE69828171T 1997-07-23 1998-07-23 Weiterreichen basierend auf der relativen pilotsignalstärke Expired - Lifetime DE69828171T2 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US899105 1997-07-23
US08/899,105 US6038448A (en) 1997-07-23 1997-07-23 Wireless communication system having hand-off based upon relative pilot signal strengths
PCT/US1998/015013 WO1999005873A1 (en) 1997-07-23 1998-07-23 Hand-off based upon relative pilot signal strength

Publications (2)

Publication Number Publication Date
DE69828171D1 true DE69828171D1 (de) 2005-01-20
DE69828171T2 DE69828171T2 (de) 2006-05-04

Family

ID=25410486

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69828171T Expired - Lifetime DE69828171T2 (de) 1997-07-23 1998-07-23 Weiterreichen basierend auf der relativen pilotsignalstärke

Country Status (6)

Country Link
US (1) US6038448A (de)
EP (1) EP1005760B1 (de)
AU (1) AU8501698A (de)
CA (1) CA2294837A1 (de)
DE (1) DE69828171T2 (de)
WO (1) WO1999005873A1 (de)

Families Citing this family (73)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1998030057A1 (fr) * 1996-12-27 1998-07-09 Ntt Mobile Communications Network Inc. Procede de commande d'acceptation d'appel pour systeme de radiocommunication mobile amcr, et dispositif station mobile
US6307849B1 (en) * 1997-09-08 2001-10-23 Qualcomm Incorporated Method and system for changing forward traffic channel power allocation during soft handoff
US6625132B1 (en) 1997-11-13 2003-09-23 Nortel Networks Ltd Idle intersystem roaming determination and system reselection in a CDMA wireless communication system
US6195342B1 (en) * 1997-11-25 2001-02-27 Motorola, Inc. Method for determining hand-off candidates in a neighbor set in a CDMA communication system
JP3549178B2 (ja) * 1997-12-08 2004-08-04 株式会社日立国際電気 データ伝送装置の制御方法及びその装置
KR100291279B1 (ko) * 1998-05-15 2001-06-01 박종섭 이동국의핸드오프시도방법
KR100262523B1 (ko) * 1998-06-03 2000-08-01 윤종용 이동 통신 시스템의 기지국에서 간접 액세스를 통한 호 설정개선 방법
US6169898B1 (en) * 1998-07-16 2001-01-02 Nokia Mobile Phones Ltd Apparatus, and associated method, for maintaining a selected quality of service level in a radio communication system
US6353602B1 (en) * 1998-08-07 2002-03-05 Lucent Technologies Inc. CDMA base station assisted soft handoff
SE516837C2 (sv) * 1998-12-18 2002-03-12 Ericsson Telefon Ab L M Förfarande och medel för att fastställa handovers i ett cellulärt radiokommunikationssystems
EP1041850A1 (de) * 1999-04-01 2000-10-04 Nortel Matra Cellular Verfahren und Vorrichtung zum Ändern von Funkverbindungskonfigurationen in einem Mobilfunksystem mit sanftem Weiterreichen
US6442389B1 (en) * 1999-06-21 2002-08-27 Motorola, Inc. Method and apparatus for optimizing parameters of a communication system
WO2001001635A1 (en) * 1999-06-29 2001-01-04 Siemens Information And Communication Mobile Llc Method and system for coordinating master mobile units with a slave base station
GB2355368B (en) * 1999-10-16 2003-10-15 Motorola Israel Ltd Method for improving reception of messages in a communication network
US7206580B2 (en) * 1999-11-04 2007-04-17 Qualcomm Incorporated Method and apparatus for performing handoff in a high speed communication system
US6859463B1 (en) * 1999-11-08 2005-02-22 Itt Manufacturing Enterprises, Inc. Methods and apparatus for organizing selection of operational parameters in a communication system
JP3950602B2 (ja) * 1999-12-06 2007-08-01 株式会社日立コミュニケーションテクノロジー 移動通信システム、ハンドオーバ制御装置およびそのハンドオーバ方法
DE19961516A1 (de) * 1999-12-20 2001-07-05 Siemens Ag Verfahren zur Steuerung einer Verbindungsweiterschaltung in einem Funk-Kommunikationssystem
FI19992729A (fi) 1999-12-20 2001-06-21 Nokia Networks Oy Tajuusalueen vaihto tietoliikennejärjestelmässä
EP1113694A1 (de) 1999-12-31 2001-07-04 Mitsubishi Electric Information Technology Centre Europe B.V. Methode zur Reduzierung der Überbelastung von Basisstationen
GB0000528D0 (en) * 2000-01-11 2000-03-01 Nokia Networks Oy Location of a station in a telecommunications system
GB2364207B (en) * 2000-06-30 2004-03-03 Motorola Inc Radio access traffic management
US7193981B1 (en) * 2000-07-25 2007-03-20 Lucent Technologies Inc. Method of processing soft handoff information at a base station
KR100346223B1 (ko) * 2000-09-25 2002-08-01 삼성전자 주식회사 이동통신 시스템에서 홈-존 리스트 자동생성 방법
KR100354168B1 (ko) * 2000-10-31 2002-09-27 엘지전자 주식회사 Cdma 이동 통신의 핸드오프 방법 및 이를 위한 시스템
US6968186B2 (en) * 2000-11-30 2005-11-22 Lucent Technologies Inc. System and method for preventing dropped calls
US20020068566A1 (en) * 2000-12-04 2002-06-06 Jonas Ohlsson Preliminary performance of handover function in telecommunications system
JP3844968B2 (ja) * 2001-02-01 2006-11-15 株式会社エヌ・ティ・ティ・ドコモ 呼受付制御装置及び方法
CA2469518C (en) * 2001-12-07 2010-06-29 Research In Motion Limited Access to a wireless network based on a link cost metric
US7149196B1 (en) * 2002-01-11 2006-12-12 Broadcom Corporation Location tracking in a wireless communication system using power levels of packets received by repeaters
US6788658B1 (en) 2002-01-11 2004-09-07 Airflow Networks Wireless communication system architecture having split MAC layer
US6760318B1 (en) * 2002-01-11 2004-07-06 Airflow Networks Receiver diversity in a communication system
US8027637B1 (en) 2002-01-11 2011-09-27 Broadcom Corporation Single frequency wireless communication system
US7672274B2 (en) 2002-01-11 2010-03-02 Broadcom Corporation Mobility support via routing
US7515557B1 (en) * 2002-01-11 2009-04-07 Broadcom Corporation Reconfiguration of a communication system
US6862448B1 (en) 2002-01-11 2005-03-01 Broadcom Corporation Token-based receiver diversity
US7876704B1 (en) 2002-01-11 2011-01-25 Broadcom Corporation Tunneling protocols for wireless communications
US7689210B1 (en) 2002-01-11 2010-03-30 Broadcom Corporation Plug-n-playable wireless communication system
US7447506B1 (en) * 2002-03-29 2008-11-04 Good Technology, Inc. Apparatus and method for reducing network congestion
US7113498B2 (en) * 2002-06-05 2006-09-26 Broadcom Corporation Virtual switch
US7162203B1 (en) * 2002-08-01 2007-01-09 Christopher Brunner Method and system for adaptive modification of cell boundary
US20060073827A1 (en) * 2002-12-19 2006-04-06 Nokia Corporation System and handover mechanism in frequency multilple band environment and equipment therefor
DE60304673T2 (de) * 2003-02-11 2006-12-28 Siemens Ag Vorrichtung und Verfahren zur Herstellung einer Gruppe von Zellen, Messung der Zeitdifferenzen und Positionbestimmung einer Mobilendgerät
KR100565589B1 (ko) * 2003-04-11 2006-03-29 엘지전자 주식회사 이동통신 시스템에 적용되는 셀 스위칭 방법
US6978139B2 (en) * 2003-05-16 2005-12-20 Motorola, Inc. Method and apparatus for performing soft-handoff in a wireless communication system
US7295811B2 (en) * 2004-02-05 2007-11-13 Interdigital Technology Corporation Method for performing measurements for handoff of a mobile unit operating with a switched beam antenna in a wireless communication system, and corresponding system
US7324817B2 (en) * 2004-02-07 2008-01-29 Interdigital Technology Corporation Wireless communication method and apparatus for selecting and reselecting cells based on measurements performed using directional beams and an omni-directional beam pattern
FI20040509A (fi) * 2004-04-07 2005-10-08 Teliasonera Finland Oyj Tietoliikenneverkon resurssien optimointi
US7693521B1 (en) 2004-08-04 2010-04-06 Sprint Spectrum L.P. Method and system for mobile station handoff
US20060128312A1 (en) * 2004-12-15 2006-06-15 Motorola, Inc. Wireless communication management system and supporting method and apparatus
US7302265B1 (en) 2005-03-16 2007-11-27 Sprint Spectrum L.P. Method of selecting carrier frequency for call origination
CN100426926C (zh) * 2005-06-27 2008-10-15 华为技术有限公司 一种软切换过程中激活集更新的控制方法
US20090207790A1 (en) * 2005-10-27 2009-08-20 Qualcomm Incorporated Method and apparatus for settingtuneawaystatus in an open state in wireless communication system
EP1806892A1 (de) * 2006-01-10 2007-07-11 Alcatel Lucent Verfahren zur Trennung von Signalen in einem zellularen Mehrträger-Telekommunikationssystem
DE102006059126B4 (de) * 2006-12-14 2017-09-14 Hytera Mobilfunk Gmbh Verfahren und Steuereinheit zur Optimierung eines Entscheidungsprozesses für die Steuerung von Zellwechseln in einem Mobilfunknetz
US8411664B2 (en) * 2007-11-05 2013-04-02 Telefonaktiebolaget Lm Ericsson (Publ) Random access preamble collision detection
JP4929192B2 (ja) * 2008-01-21 2012-05-09 株式会社日立製作所 無線通信システムおよび無線通信システムにおけるソフトハンドオフ制御方法
US8208920B2 (en) * 2008-03-28 2012-06-26 Qualcomm Incorporated Reference signal management in mobile systems
US8144725B2 (en) * 2008-05-28 2012-03-27 Apple Inc. Wireless femtocell setup methods and apparatus
US8325648B1 (en) 2009-04-29 2012-12-04 Sprint Spectrum L.P. Methods and systems for assigning a wireless communication device to a carrier frequency
US8320313B1 (en) 2009-06-19 2012-11-27 Sprint Spectrum L.P. Method and system for carrier frequency management based on slot contention
EP2309795A1 (de) * 2009-10-12 2011-04-13 Alcatel Lucent Verfahren und Vorrichtung für Übergabeverwaltung in einem drahtlosen Kommunikationsnetzwerk
US9191093B2 (en) * 2009-10-20 2015-11-17 The Regents Of The University Of California Interference management for concurrent transmission in downlink wireless communications
US8798013B1 (en) 2011-03-25 2014-08-05 Sprint Spectrum L.P. Method and system for management of data transmission in timeslots
EP2557852A1 (de) * 2011-08-10 2013-02-13 Alcatel Lucent Verfahren, Vorrichtung und Computerprogramm zur Auswahl von Zellen und für einen mobilen Sender-Empfänger
US9042829B2 (en) * 2013-01-04 2015-05-26 Nokia Corporation Method, apparatus, and computer program product for wireless short-range communication
US20180255527A1 (en) * 2017-03-02 2018-09-06 Amazon Technologies, Inc. Using cells to detect locations
WO2018161261A1 (zh) * 2017-03-07 2018-09-13 Oppo广东移动通信有限公司 资源处理方法、网络侧设备、终端及系统
US10834645B2 (en) 2018-11-30 2020-11-10 Google Llc Active coordination set for mobility management
US11224081B2 (en) 2018-12-05 2022-01-11 Google Llc Disengaged-mode active coordination set management
CN113519130B (zh) 2019-03-12 2024-03-08 谷歌有限责任公司 用户设备协调集合波束扫描
US10893572B2 (en) 2019-05-22 2021-01-12 Google Llc User-equipment-coordination set for disengaged mode
US11804877B2 (en) 2019-09-19 2023-10-31 Google Llc Enhanced beam searching for active coordination sets

Family Cites Families (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5175867A (en) * 1991-03-15 1992-12-29 Telefonaktiebolaget L M Ericsson Neighbor-assisted handoff in a cellular communications system
US5267261A (en) * 1992-03-05 1993-11-30 Qualcomm Incorporated Mobile station assisted soft handoff in a CDMA cellular communications system
JPH05292012A (ja) * 1992-04-07 1993-11-05 Nec Corp 移動体通信システムの輻輳制御方式
JPH06164477A (ja) * 1992-11-27 1994-06-10 Nec Commun Syst Ltd 無線基地局の呼量制御方式
US5499386A (en) * 1993-07-09 1996-03-12 Telefonaktiebolaget L M Ericsson Best server selection in layered cellular radio system
US5432843A (en) * 1993-08-02 1995-07-11 Motorola Inc. Method of performing handoff in a cellular communication system
US5517674A (en) * 1993-08-09 1996-05-14 Telefonaktiebolaget Lm Ericsson Low capacity mobile assisted handoff in a cellular communications network
US5483669A (en) * 1993-09-09 1996-01-09 Hughes Aircraft Company Dynamic thresholding for mobile assisted handoff in a digital cellular communication system
JP3291731B2 (ja) * 1993-09-24 2002-06-10 ノキア テレコミュニカシオンス オサケ ユキチュア Cdmaセルラ通信システムにおける信号の質を制御する方法及び装置
ZA948134B (en) * 1993-10-28 1995-06-13 Quaqlcomm Inc Method and apparatus for performing handoff between sectors of a common base station
US5548808A (en) * 1993-12-08 1996-08-20 Motorola, Inc. Method for performing a handoff in a communication system
US5722068A (en) * 1994-01-26 1998-02-24 Oki Telecom, Inc. Imminent change warning
US5673307A (en) * 1994-02-17 1997-09-30 Spectralink Corporation Handoff method for indoor cellular phone system
US5491837A (en) * 1994-03-07 1996-02-13 Ericsson Inc. Method and system for channel allocation using power control and mobile-assisted handover measurements
JP3825049B2 (ja) * 1995-08-31 2006-09-20 ノキア コーポレイション ハンドオーバ方法及びセルラ無線システム
JP3126105B2 (ja) * 1995-12-06 2001-01-22 株式会社エヌ・ティ・ティ・ドコモ スペクトル拡散通信におけるソフト・ハンドオフのための装置
US5794149A (en) * 1995-12-29 1998-08-11 Lucent Technologies Inc. Base station controlled handoff method and apparatus
US5722073A (en) * 1996-02-21 1998-02-24 Telefonaktiebolaget L M Ericsson Method and system for measuring signals in a telecommunications systemhaving maho
US5848063A (en) * 1996-05-23 1998-12-08 Qualcomm Incorporated Method and apparatus for hard handoff in a CDMA system
US5854785A (en) * 1996-12-19 1998-12-29 Motorola, Inc. System method and wireless communication device for soft handoff
US5974318A (en) * 1997-07-09 1999-10-26 Northern Telecom Limited Method and system for increasing capacity and improving performance of a cellular network

Also Published As

Publication number Publication date
EP1005760A1 (de) 2000-06-07
CA2294837A1 (en) 1999-02-04
US6038448A (en) 2000-03-14
WO1999005873A1 (en) 1999-02-04
EP1005760A4 (de) 2002-01-23
EP1005760B1 (de) 2004-12-15
AU8501698A (en) 1999-02-16
DE69828171T2 (de) 2006-05-04

Similar Documents

Publication Publication Date Title
DE69828171D1 (de) Weiterreichen basierend auf der relativen pilotsignalstärke
DE69618235D1 (de) An der kante geschützte aufeinandergestapelte saugfähige artikel
DE69838231D1 (de) Kanülenanordnung
DE69738234D1 (de) Leitweglenkung basierend auf dem nachrichtenformat
FI103618B1 (fi) Vastaanotetun signaalin tulkitseminen
NL1009642A1 (nl) Laminaatconstructieschot.
DE69708409D1 (de) Messwertgeber
DE69819125D1 (de) Unwechselbare Verbindungsanordnung
TR199800815A3 (tr) Sülfonilaminokarbonasitler.
NO971041D0 (no) Brönn-frakoplingsverktöy
DE69720076D1 (de) Luftfahrzeug
DE69808874D1 (de) Druckeranordnung
DE69805310T2 (de) Struktur-klebstoffe auf polyurethan basis
DE69804656D1 (de) Einziehbares regalsystem
DE69817226D1 (de) Verbesserungen an regallagersystemen
ID17798A (id) Pesawat kamera
NO993024D0 (no) Polysakkarid-peptid-derivater
FI943329A (fi) Liitosjärjestely
FI971548A0 (fi) Komplexa estrar avsedda att anvaendas med fluorerade koeldmedel
DE29722992U1 (de) Zeichenbrettbaugruppe
NO20002996D0 (no) Forbindelsesflens for et armert motstandselement
DE69727499D1 (de) Verbesserungen an thermometern
ITRM970524A3 (it) Il toglisinghiozzo
DE59800953D1 (de) Signalleiter
FI980045A0 (fi) Ugnskonstruktion samt foerfarande foer att braenna trae

Legal Events

Date Code Title Description
8332 No legal effect for de
8370 Indication related to discontinuation of the patent is to be deleted
8364 No opposition during term of opposition