DE69935680D1 - Handover-verfahren und -vorrichtung für ein zellulares funkkommunikationssystem - Google Patents
Handover-verfahren und -vorrichtung für ein zellulares funkkommunikationssystemInfo
- Publication number
- DE69935680D1 DE69935680D1 DE69935680T DE69935680T DE69935680D1 DE 69935680 D1 DE69935680 D1 DE 69935680D1 DE 69935680 T DE69935680 T DE 69935680T DE 69935680 T DE69935680 T DE 69935680T DE 69935680 D1 DE69935680 D1 DE 69935680D1
- Authority
- DE
- Germany
- Prior art keywords
- ranking value
- communication system
- radio communication
- cellular radio
- target cell
- 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
Links
- 230000001413 cellular effect Effects 0.000 title abstract 2
- 230000001419 dependent effect Effects 0.000 abstract 1
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W36/00—Hand-off or reselection arrangements
- H04W36/24—Reselection being triggered by specific parameters
- H04W36/30—Reselection being triggered by specific parameters by measured or perceived connection quality data
- H04W36/302—Reselection being triggered by specific parameters by measured or perceived connection quality data due to low signal strength
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W36/00—Hand-off or reselection arrangements
- H04W36/24—Reselection being triggered by specific parameters
- H04W36/30—Reselection being triggered by specific parameters by measured or perceived connection quality data
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Mobile Radio Communication Systems (AREA)
- Glass Compositions (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SE9804426A SE516837C2 (sv) | 1998-12-18 | 1998-12-18 | Förfarande och medel för att fastställa handovers i ett cellulärt radiokommunikationssystems |
PCT/SE1999/002206 WO2000038463A2 (en) | 1998-12-18 | 1999-11-26 | Methods and means for determining a handover in a cellular radio communication system |
Publications (1)
Publication Number | Publication Date |
---|---|
DE69935680D1 true DE69935680D1 (de) | 2007-05-10 |
Family
ID=20413753
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69935680T Expired - Lifetime DE69935680D1 (de) | 1998-12-18 | 1999-11-26 | Handover-verfahren und -vorrichtung für ein zellulares funkkommunikationssystem |
Country Status (9)
Country | Link |
---|---|
US (1) | US6473614B1 (de) |
EP (1) | EP1142411B1 (de) |
JP (1) | JP4369061B2 (de) |
CN (1) | CN1115078C (de) |
AT (1) | ATE358400T1 (de) |
AU (1) | AU3087500A (de) |
DE (1) | DE69935680D1 (de) |
SE (1) | SE516837C2 (de) |
WO (1) | WO2000038463A2 (de) |
Families Citing this family (31)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FI109956B (fi) * | 1998-12-16 | 2002-10-31 | Nokia Corp | Menetelmä lähisolujen tietojen välittämiseksi sekä menetelmän toteuttava järjestelmä ja matkaviestin |
DE60126523T2 (de) * | 2000-03-10 | 2007-05-31 | Samsung Electronics Co., Ltd., Suwon | Leistungssteuerungsgerät und Verfahren in einem drahtlosen Kommunikationssystem mit einem ablaufgesteuerter Kanal für Paketdatendienst |
GB2364207B (en) * | 2000-06-30 | 2004-03-03 | Motorola Inc | Radio access traffic management |
AU2001226697A1 (en) * | 2000-11-28 | 2002-06-11 | Nokia Corporation | A method for determining neighboring cells in a communication network |
GB2375266B (en) * | 2001-05-04 | 2007-05-30 | Motorola Inc | Method and apparatus for setting pilot signal transmit powers |
ES2262668T3 (es) * | 2001-06-19 | 2006-12-01 | Nokia Corporation | Metodo y sistema para compartir la carga entre una pluralidad de celulas en un sistema de una red de radiocomunicaciones. |
WO2003037020A1 (en) * | 2001-10-18 | 2003-05-01 | Nokia Corporation | Method and system for harmonizing an operation area for a mobile device in a cellular radio network |
US7200404B2 (en) * | 2002-10-22 | 2007-04-03 | Texas Instruments Incorporated | Information storage to support wireless communication in non-exclusive spectrum |
KR100665425B1 (ko) * | 2003-03-08 | 2007-01-04 | 삼성전자주식회사 | 이동 통신 시스템에서 핸드오버를 수행하는 시스템 및 방법 |
JP2004289226A (ja) * | 2003-03-19 | 2004-10-14 | Nec Corp | 携帯情報端末及びハンドオーバー解決方法 |
US8064903B2 (en) * | 2003-12-30 | 2011-11-22 | Cisco Technology, Inc. | Methods and apparatus for reducing roaming latency in a mobile node |
KR100595688B1 (ko) * | 2004-11-03 | 2006-07-03 | 엘지전자 주식회사 | 이동통신 단말기의 셀 재선택 방법 |
US7353030B2 (en) * | 2005-07-29 | 2008-04-01 | Nextel Communications Inc. | Systems and methods for handovers between base radios |
US7826864B2 (en) * | 2005-09-09 | 2010-11-02 | M-Stack Limited | Apparatus and method for power measurement summation in mobile telecommunications system user equipment |
US7962101B2 (en) * | 2005-11-17 | 2011-06-14 | Silver Spring Networks, Inc. | Method and system for providing a routing protocol for wireless networks |
US20080102834A1 (en) * | 2006-10-31 | 2008-05-01 | Urs Peter Bernhard | Selecting a target cell for a blind handover |
JP2010521876A (ja) * | 2007-03-13 | 2010-06-24 | インターデイジタル テクノロジー コーポレーション | 無線通信のためのセル再選択プロセス |
US8891489B2 (en) * | 2007-03-19 | 2014-11-18 | Qualcomm Incorporated | Handover mechanism that exploits uplink channel quality of a target cell |
US8948757B2 (en) | 2007-03-21 | 2015-02-03 | Qualcomm Incorporated | Methods and apparatus for RF handoff in a multi-frequency network |
US8737353B2 (en) | 2007-03-21 | 2014-05-27 | Qualcomm Incorporated | Methods and apparatus for RF handoff in a multi-frequency network |
US8457064B2 (en) | 2007-03-21 | 2013-06-04 | Qualcomm Incorporated | Methods and apparatus for RF handoff in a multi-frequency network |
US8737350B2 (en) * | 2007-03-21 | 2014-05-27 | Qualcomm Incorporated | Methods and apparatus for RF handoff in a multi-frequency network |
US8750248B2 (en) | 2007-03-21 | 2014-06-10 | Qualcomm Incorporated | Methods and apparatus for RF handoff in a multi-frequency network |
US8565799B2 (en) | 2007-04-04 | 2013-10-22 | Qualcomm Incorporated | Methods and apparatus for flow data acquisition in a multi-frequency network |
US8908635B2 (en) * | 2007-05-23 | 2014-12-09 | Telefonaktiebolaget L M Ericsson (Publ) | Method and a network node for controlling output uplink and downlink power levels in a mobile communications system |
US8570939B2 (en) | 2008-03-07 | 2013-10-29 | Qualcomm Incorporated | Methods and systems for choosing cyclic delays in multiple antenna OFDM systems |
WO2009113928A1 (en) * | 2008-03-13 | 2009-09-17 | Telefonaktiebolaget L M Ericsson (Publ) | Quality based handover procedure between co-located cells |
KR100977995B1 (ko) * | 2008-06-18 | 2010-08-25 | 삼성전자주식회사 | 무선통신 시스템에서 핸드오버 방법 및 장치 |
CN102461290B (zh) * | 2009-06-03 | 2015-06-24 | 日本电气株式会社 | 基站设备、边缘用户估计方法及程序 |
US8917700B2 (en) | 2010-09-17 | 2014-12-23 | Qualcomm Incorporated | Method and apparatus for interference mitigation in wireless networks |
DE102019135901A1 (de) * | 2019-02-25 | 2020-08-27 | Samsung Electronics Co., Ltd. | Drahtloskommunikationsvorrichtung und kanalschätzverfahren davon |
Family Cites Families (18)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0530165A3 (en) * | 1991-08-23 | 1993-08-11 | Telefonaktiebolaget L M Ericsson | Mobile station-controlled handoff |
US5267261A (en) * | 1992-03-05 | 1993-11-30 | Qualcomm Incorporated | Mobile station assisted soft handoff in a CDMA cellular communications system |
US5673307A (en) * | 1994-02-17 | 1997-09-30 | Spectralink Corporation | Handoff method for indoor cellular phone system |
US6202059B1 (en) * | 1994-06-03 | 2001-03-13 | Motorola, Inc. | Method and apparatus for selecting a wireless communication site |
US5701585A (en) * | 1994-12-12 | 1997-12-23 | Telefonaktiebolaget Lm Ericsson | Mobile assisted handoff |
JP2693922B2 (ja) * | 1995-02-13 | 1997-12-24 | 日本電気エンジニアリング株式会社 | 移動無線端末機のチャンネル切替判定装置 |
US5915221A (en) * | 1995-08-08 | 1999-06-22 | Telefonaktiebolaget Lm Ericsson | Neighbor cell list creation and verification in a telecommunications system |
US5862451A (en) * | 1996-01-22 | 1999-01-19 | Motorola, Inc. | Channel quality management in a cable telephony system |
US5722073A (en) * | 1996-02-21 | 1998-02-24 | Telefonaktiebolaget L M Ericsson | Method and system for measuring signals in a telecommunications systemhaving maho |
US5901354A (en) * | 1996-04-03 | 1999-05-04 | Motorola, Inc. | Method and apparatus for performing soft-handoff in a wireless communication system |
US5907807A (en) * | 1996-12-18 | 1999-05-25 | Lucent Technologies Inc. | Dynamic learning of neighboring wireless cells |
US5930721A (en) * | 1997-02-18 | 1999-07-27 | Telefonaktiebolaget L M Ericsson | Emulating an advanced control algorithm in a mobile communications system |
EP0866628A3 (de) * | 1997-03-19 | 2001-01-31 | AT&T Corp. | System und Verfahren zur dynamischen Kanalzuteilung |
KR100214293B1 (ko) * | 1997-05-29 | 1999-08-02 | 윤종용 | Cdma 셀룰라 시스템에서의 소프트 스왑 핸드오프 방법 |
US6038448A (en) * | 1997-07-23 | 2000-03-14 | Nortel Networks Corporation | Wireless communication system having hand-off based upon relative pilot signal strengths |
US6115608A (en) * | 1997-09-10 | 2000-09-05 | Northern Telecom Limited | Intersystem handover method and apparatus |
JPH11155165A (ja) * | 1997-11-21 | 1999-06-08 | Toshiba Corp | 移動通信システム、基地局装置および制御局装置 |
US6148194A (en) * | 1997-12-10 | 2000-11-14 | Nortel Networks Corporation | Method for determining cell boundary during base station deployment |
-
1998
- 1998-12-18 SE SE9804426A patent/SE516837C2/sv not_active IP Right Cessation
-
1999
- 1999-11-26 JP JP2000590418A patent/JP4369061B2/ja not_active Expired - Lifetime
- 1999-11-26 WO PCT/SE1999/002206 patent/WO2000038463A2/en active IP Right Grant
- 1999-11-26 AT AT99964832T patent/ATE358400T1/de not_active IP Right Cessation
- 1999-11-26 AU AU30875/00A patent/AU3087500A/en not_active Abandoned
- 1999-11-26 DE DE69935680T patent/DE69935680D1/de not_active Expired - Lifetime
- 1999-11-26 CN CN99814618A patent/CN1115078C/zh not_active Expired - Fee Related
- 1999-11-26 EP EP99964832A patent/EP1142411B1/de not_active Expired - Lifetime
- 1999-12-17 US US09/465,768 patent/US6473614B1/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
US6473614B1 (en) | 2002-10-29 |
EP1142411B1 (de) | 2007-03-28 |
SE9804426L (sv) | 2000-06-19 |
SE516837C2 (sv) | 2002-03-12 |
WO2000038463A3 (en) | 2000-10-26 |
CN1115078C (zh) | 2003-07-16 |
JP2002534027A (ja) | 2002-10-08 |
EP1142411A2 (de) | 2001-10-10 |
AU3087500A (en) | 2000-07-12 |
ATE358400T1 (de) | 2007-04-15 |
JP4369061B2 (ja) | 2009-11-18 |
WO2000038463A2 (en) | 2000-06-29 |
CN1330849A (zh) | 2002-01-09 |
SE9804426D0 (sv) | 1998-12-18 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8332 | No legal effect for de |