KR100606292B1 - 억세스 네트워크 용량에 기초한 소프트 핸드오프 제어의 방법 및 시스템 - Google Patents
억세스 네트워크 용량에 기초한 소프트 핸드오프 제어의 방법 및 시스템 Download PDFInfo
- Publication number
- KR100606292B1 KR100606292B1 KR1020007012730A KR20007012730A KR100606292B1 KR 100606292 B1 KR100606292 B1 KR 100606292B1 KR 1020007012730 A KR1020007012730 A KR 1020007012730A KR 20007012730 A KR20007012730 A KR 20007012730A KR 100606292 B1 KR100606292 B1 KR 100606292B1
- Authority
- KR
- South Korea
- Prior art keywords
- signal quality
- transmission source
- remote station
- threshold
- transmission
- 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
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
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W36/00—Hand-off or reselection arrangements
- H04W36/16—Performing reselection for specific purposes
- H04W36/18—Performing reselection for specific purposes for allowing seamless reselection, e.g. soft reselection
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W36/00—Hand-off or reselection arrangements
- H04W36/16—Performing reselection for specific purposes
- H04W36/22—Performing reselection for specific purposes for handling the traffic
-
- 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
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W28/00—Network traffic management; Network resource management
- H04W28/02—Traffic management, e.g. flow control or congestion control
- H04W28/10—Flow control between communication endpoints
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W92/00—Interfaces specially adapted for wireless communication networks
- H04W92/04—Interfaces between hierarchically different network devices
- H04W92/12—Interfaces between hierarchically different network devices between access points and access point controllers
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Mobile Radio Communication Systems (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US09/079,228 | 1998-05-15 | ||
| US09/079,228 US6381458B1 (en) | 1998-05-15 | 1998-05-15 | Method and system for soft handoff control based on access network capacity |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| KR20010043590A KR20010043590A (ko) | 2001-05-25 |
| KR100606292B1 true KR100606292B1 (ko) | 2006-08-01 |
Family
ID=22149220
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| KR1020007012730A Expired - Fee Related KR100606292B1 (ko) | 1998-05-15 | 1999-05-07 | 억세스 네트워크 용량에 기초한 소프트 핸드오프 제어의 방법 및 시스템 |
Country Status (10)
| Country | Link |
|---|---|
| US (1) | US6381458B1 (enExample) |
| EP (1) | EP1097598A2 (enExample) |
| JP (1) | JP4455755B2 (enExample) |
| KR (1) | KR100606292B1 (enExample) |
| CN (1) | CN1143582C (enExample) |
| AR (1) | AR015782A1 (enExample) |
| AU (1) | AU753734B2 (enExample) |
| CA (1) | CA2332289A1 (enExample) |
| TW (1) | TW450010B (enExample) |
| WO (1) | WO1999060797A2 (enExample) |
Families Citing this family (70)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6381458B1 (en) | 1998-05-15 | 2002-04-30 | Telefonaktiebolaget Lm Ericsson (Publ) | Method and system for soft handoff control based on access network capacity |
| US6625134B1 (en) * | 1998-11-09 | 2003-09-23 | Samsung Electronics Co., Ltd. | System and method for reallocating a traffic channel in soft handoff state |
| JP3750390B2 (ja) | 1999-01-08 | 2006-03-01 | 日本電気株式会社 | 移動体通信における呼制御方法及びそのシステム |
| FI107505B (fi) * | 1999-02-16 | 2001-08-15 | Nokia Networks Oy | Pääsynvalvontamenetelmä |
| US6907243B1 (en) * | 1999-06-09 | 2005-06-14 | Cisco Technology, Inc. | Method and system for dynamic soft handoff resource allocation in a wireless network |
| US6594243B1 (en) * | 1999-07-15 | 2003-07-15 | Lucent Technologies Inc. | Methods and apparatus for enhanced soft handoff in a CDMA wireless communication system |
| US6622161B1 (en) * | 1999-11-02 | 2003-09-16 | International Business Machines Corporation | Information transfer applications |
| DE19961516A1 (de) * | 1999-12-20 | 2001-07-05 | Siemens Ag | Verfahren zur Steuerung einer Verbindungsweiterschaltung in einem Funk-Kommunikationssystem |
| EP1257142A1 (en) * | 1999-12-31 | 2002-11-13 | Mitsubishi Electric Information Technology Centre Europe B.V. | Method for reducing base station overloading |
| US7016310B2 (en) * | 2000-04-05 | 2006-03-21 | Telefonaktiebolaget Lm Ericsson (Publ) | Deriving control parameters for telecommunications in-and-out-of-synchronization detection |
| KR100730549B1 (ko) | 2000-04-07 | 2007-06-22 | 인터디지탈 테크날러지 코포레이션 | 무선 통신 시스템용 기지국 동기 방법 및 시스템 |
| US6816732B1 (en) * | 2000-07-27 | 2004-11-09 | Ipr Licensing, Inc. | Optimal load-based wireless session context transfer |
| US6690939B1 (en) * | 2000-09-18 | 2004-02-10 | Telefonaktiebolaget Lm Ericsson (Publ) | Increased radio communication capacity using transmit power balancing |
| CN1159931C (zh) * | 2000-10-02 | 2004-07-28 | 株式会社Ntt都科摩 | 移动通信系统、基站移动站和移动通信控制方法 |
| 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 |
| US7006828B1 (en) * | 2001-02-12 | 2006-02-28 | Via Telecom Co. Ltd. | Method and apparatus for performing cell selection handoffs in a wireless communication system |
| US6871075B2 (en) * | 2001-05-17 | 2005-03-22 | Nokia Mobile Phones Ltd. | RRM optimization on Iur for congestion control |
| US7200402B2 (en) * | 2001-07-03 | 2007-04-03 | Hewlett-Packard Development Company, L.P. | Method for handing off streaming media sessions between wireless base stations in a mobile streaming media system |
| US6980808B1 (en) | 2001-11-27 | 2005-12-27 | Cisco Technology, Inc. | Communication system with floating physical channel |
| US6973308B1 (en) | 2001-11-27 | 2005-12-06 | Cisco Technology, Inc. | Communication system with floating call anchor |
| JP3842663B2 (ja) * | 2002-02-12 | 2006-11-08 | 株式会社エヌ・ティ・ティ・ドコモ | 基地局及び無線リソース割当方法 |
| US6678249B2 (en) * | 2002-02-14 | 2004-01-13 | Nokia Corporation | Physical layer packet retransmission handling WCDMA in soft handover |
| AU2003201057A1 (en) * | 2002-02-14 | 2003-09-04 | Nokia Corporation | Physical layer packet retransmission handling in wcdma in soft handover |
| US7113786B2 (en) * | 2002-03-08 | 2006-09-26 | Ipr Licensing, Inc. | Antenna adaptation to manage the active set to manipulate soft hand-off regions |
| US20030206532A1 (en) * | 2002-05-06 | 2003-11-06 | Extricom Ltd. | Collaboration between wireless lan access points |
| US8665734B2 (en) * | 2002-05-06 | 2014-03-04 | Qualcomm Incorporated | Methods and apparatus for uplink macro-diversity in packet-switched cellular networks |
| US7623477B2 (en) * | 2002-05-06 | 2009-11-24 | Qualcomm, Incorporated | Methods and apparatus for downlink macro-diversity in cellular networks |
| US20050169183A1 (en) * | 2002-06-14 | 2005-08-04 | Jani Lakkakorpi | Method and network node for selecting a combining point |
| MXPA04011375A (es) * | 2002-06-27 | 2005-02-14 | Interdigital Tech Corp | Controlador de red de radio para intercambio de informacion de equipo. |
| US7769427B2 (en) * | 2002-07-16 | 2010-08-03 | Magnetics, Inc. | Apparatus and method for catheter guidance control and imaging |
| AU2003265404A1 (en) * | 2002-08-28 | 2004-03-29 | Interdigital Technology Corporation | Wireless radio resource management system using a finite state machine |
| JP2004153316A (ja) * | 2002-10-28 | 2004-05-27 | Ntt Docomo Inc | ハンドオーバ制御方法、移動通信システム及び制御装置 |
| TWI497971B (zh) * | 2002-10-29 | 2015-08-21 | Interdigital Tech Corp | 無線通信系統之基地台同步 |
| KR100489683B1 (ko) * | 2002-12-02 | 2005-05-17 | 삼성전자주식회사 | 무선 랜에 있어서 다중 액세스 포인트의 부하 분산 장치및 그 방법 |
| JP2004207840A (ja) * | 2002-12-24 | 2004-07-22 | Nec Corp | 無線リソース管理方法及びそれに用いる管理装置、基地局及び端末 |
| CA2814253A1 (en) * | 2003-01-21 | 2004-08-12 | Qualcomm Incorporated | Methods and apparatus for downlink macro-diversity in cellular networks |
| WO2004075455A2 (en) | 2003-02-18 | 2004-09-02 | Extricom Ltd. | Multiplex communication between access points and hub |
| US20040162037A1 (en) * | 2003-02-18 | 2004-08-19 | Eran Shpak | Multi-channel WLAN transceiver with antenna diversity |
| WO2004114695A1 (ja) | 2003-06-19 | 2004-12-29 | Mitsubishi Denki Kabushiki Kaisha | 無線基地局装置と移動体通信システム |
| FI20031409A0 (fi) * | 2003-09-30 | 2003-09-30 | Nokia Corp | Prosessoinnin jakaminen radioverkossa |
| US7486953B2 (en) * | 2003-11-26 | 2009-02-03 | Northrop Grumman Corporation | Method and system for soft handover |
| US7310526B2 (en) * | 2004-02-06 | 2007-12-18 | Nec Laboratories America, Inc. | Load-aware handoff and site selection scheme |
| JP4427415B2 (ja) * | 2004-08-05 | 2010-03-10 | 株式会社日立コミュニケーションテクノロジー | ハンドオフ制御方法、無線制御局及び無線基地局 |
| US8396480B2 (en) * | 2005-01-13 | 2013-03-12 | Telefonaktiebolaget L M Ericsson (Publ) | Load sharing in multi-access systems |
| CN100428845C (zh) * | 2005-01-31 | 2008-10-22 | 华为技术有限公司 | Wcdma系统中实现准入控制的方法 |
| JP2008535320A (ja) * | 2005-03-23 | 2008-08-28 | クゥアルコム・フラリオン・テクノロジーズ、インコーポレイテッド | 一つの無線端末との間に複数の無線リンクを用いる方法及び装置 |
| US20060293060A1 (en) * | 2005-06-22 | 2006-12-28 | Navini Networks, Inc. | Load balancing method for wireless communication systems |
| US7813738B2 (en) * | 2005-08-11 | 2010-10-12 | Extricom Ltd. | WLAN operating on multiple adjacent bands |
| KR101076754B1 (ko) | 2005-09-01 | 2011-10-26 | 한국과학기술원 | 다중안테나 시스템에서 핸드오프 하기 위한 장치 및 방법 |
| US7953417B2 (en) * | 2005-11-04 | 2011-05-31 | Qualcomm Incorporated | Methods and apparatus for selecting and signaling a preferred link among a plurality of maintained wireless communications links |
| US20080049675A1 (en) * | 2006-08-23 | 2008-02-28 | Motorola, Inc. | Method and system for hand-off based on network load |
| KR100828544B1 (ko) | 2006-10-31 | 2008-05-13 | 주식회사 케이티프리텔 | 과부하 제어 장치 및 그 방법 |
| US20080112373A1 (en) * | 2006-11-14 | 2008-05-15 | Extricom Ltd. | Dynamic BSS allocation |
| US20080151871A1 (en) * | 2006-12-22 | 2008-06-26 | Nokia Corporation | Power-Efficient Multi-Branch Reception |
| US20080181205A1 (en) * | 2007-01-26 | 2008-07-31 | Maria Rg Azada | Method to improve the performance of handoffs between packet switched and circuit switched domains |
| DE602007008679D1 (de) * | 2007-02-14 | 2010-10-07 | Mitsubishi Electric Corp | System und Verfahren zum Bereitstellen von Kommunikation auf einem Telekommunikationsgerät in einem Transportmittel |
| EP1959701B1 (en) * | 2007-02-14 | 2015-10-14 | Mitsubishi Electric R&D Centre Europe B.V. | Handing over an ongoing communication of a mobile terminal located in a moving conveyance |
| EP1959696A1 (en) * | 2007-02-14 | 2008-08-20 | Mitsubishi Electric Information Technology Centre Europe B.V. | Device and method for enabling the reception, by a mobile terminal located in a moving conveyance of signals transferred in at least a first and a second cells of a wireless cellular telecommunication network |
| US9253334B1 (en) * | 2007-10-29 | 2016-02-02 | Sprint Spectrum L.P. | Method and system for balancing soft handoff gain and resource usage |
| US7933604B1 (en) | 2007-11-05 | 2011-04-26 | Sprint Spectrum L.P. | Method and system for achieving reverse link gain through an asymmetric soft handoff |
| US8406768B1 (en) | 2008-10-13 | 2013-03-26 | Sprint Spectrum L.P. | Method and system for maintaining a reverse-active set that defines which sectors receive reverse-link signals |
| US8761775B1 (en) * | 2010-05-25 | 2014-06-24 | Sprint Spectrum L.P. | Evaluation and response to soft handoff increase in a cellular wireless network |
| US8116761B1 (en) | 2010-08-11 | 2012-02-14 | Sprint Communications Company L.P. | Modifying wireless network paging zone broadcast based on wireless access congestion |
| US8503308B1 (en) * | 2010-10-29 | 2013-08-06 | Sprint Communications Company L.P. | Page routing system |
| US8588844B2 (en) | 2010-11-04 | 2013-11-19 | Extricom Ltd. | MIMO search over multiple access points |
| US9084111B2 (en) * | 2012-02-07 | 2015-07-14 | Aruba Networks, Inc. | System and method for determining leveled security key holder |
| US9625497B2 (en) | 2013-04-26 | 2017-04-18 | Telefonaktiebolaget Lm Ericsson (Publ) | Predicting a network performance measurement from historic and recent data |
| US9414301B2 (en) | 2013-04-26 | 2016-08-09 | Telefonaktiebolaget Lm Ericsson (Publ) | Network access selection between access networks |
| WO2015167370A1 (en) * | 2014-04-28 | 2015-11-05 | Telefonaktiebolaget L M Ericsson (Publ) | Control apparatus and method of controlling the same |
| US20160150450A1 (en) * | 2014-11-26 | 2016-05-26 | Qualcomm Incorporated | Cell selection for devices with asymmetry between uplink and downlink communications |
Family Cites Families (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5241685A (en) | 1991-03-15 | 1993-08-31 | Telefonaktiebolaget L M Ericsson | Load sharing control for a mobile cellular radio system |
| US5267261A (en) * | 1992-03-05 | 1993-11-30 | Qualcomm Incorporated | Mobile station assisted soft handoff in a CDMA cellular communications system |
| US5448750A (en) * | 1992-04-22 | 1995-09-05 | Telefonaktiebolaget Lm Ericsson | Segregation method of dynamic channel allocation in a mobile radio system |
| US5956643A (en) * | 1994-01-13 | 1999-09-21 | Lucent Technologies Inc. | Apparatus and method for adaptive dynamic channel assignment in wireless communication networks |
| US5475870A (en) | 1994-09-12 | 1995-12-12 | Qualcomm Incorporated | Apparatus and method for adding and removing a base station from a cellular communications system |
| WO1997008911A1 (en) | 1995-08-31 | 1997-03-06 | Nokia Telecommunications Oy | A handover method, and a cellular radio system |
| KR0170190B1 (ko) * | 1995-12-06 | 1999-03-30 | 정선종 | 씨디엠에이 이동통신 시스템에서 트래픽 부하 제어방법 |
| US5884174A (en) * | 1996-06-07 | 1999-03-16 | Lucent Technologies Inc. | Call admission control for wireless networks |
| GB2314732A (en) | 1996-06-27 | 1998-01-07 | Motorola Ltd | Congestion relief for cellular radio communication systems |
| GB2331673B (en) | 1996-07-29 | 2001-02-07 | Ericsson Telefon Ab L M | Method of freeing a voice channel in a radio telecommunications network |
| US5859838A (en) | 1996-07-30 | 1999-01-12 | Qualcomm Incorporated | Load monitoring and management in a CDMA wireless communication system |
| GB2316578B (en) | 1996-08-24 | 2001-01-24 | Motorola Ltd | Control system for cellular network |
| US6151502A (en) * | 1997-01-29 | 2000-11-21 | Qualcomm Incorporated | Method and apparatus for performing soft hand-off in a wireless communication system |
| US6002933A (en) * | 1997-04-29 | 1999-12-14 | Qualcomm Incorporated | Inter-system soft handoff |
| US5960347A (en) * | 1997-10-09 | 1999-09-28 | Interdigital Technology Corporation | Seamless handoff system and method |
| US6381458B1 (en) | 1998-05-15 | 2002-04-30 | Telefonaktiebolaget Lm Ericsson (Publ) | Method and system for soft handoff control based on access network capacity |
-
1998
- 1998-05-15 US US09/079,228 patent/US6381458B1/en not_active Expired - Lifetime
-
1999
- 1999-05-04 TW TW088107179A patent/TW450010B/zh active
- 1999-05-07 WO PCT/SE1999/000778 patent/WO1999060797A2/en not_active Ceased
- 1999-05-07 EP EP99928284A patent/EP1097598A2/en not_active Withdrawn
- 1999-05-07 JP JP2000550283A patent/JP4455755B2/ja not_active Expired - Lifetime
- 1999-05-07 KR KR1020007012730A patent/KR100606292B1/ko not_active Expired - Fee Related
- 1999-05-07 CA CA002332289A patent/CA2332289A1/en not_active Abandoned
- 1999-05-07 AU AU45383/99A patent/AU753734B2/en not_active Ceased
- 1999-05-07 CN CNB99806209XA patent/CN1143582C/zh not_active Expired - Fee Related
- 1999-05-15 AR ARP990102288A patent/AR015782A1/es not_active Application Discontinuation
Also Published As
| Publication number | Publication date |
|---|---|
| CN1301474A (zh) | 2001-06-27 |
| AU4538399A (en) | 1999-12-06 |
| JP2002516544A (ja) | 2002-06-04 |
| WO1999060797A2 (en) | 1999-11-25 |
| JP4455755B2 (ja) | 2010-04-21 |
| CA2332289A1 (en) | 1999-11-25 |
| WO1999060797A3 (en) | 2000-01-13 |
| EP1097598A2 (en) | 2001-05-09 |
| KR20010043590A (ko) | 2001-05-25 |
| CN1143582C (zh) | 2004-03-24 |
| AR015782A1 (es) | 2001-05-16 |
| AU753734B2 (en) | 2002-10-24 |
| TW450010B (en) | 2001-08-11 |
| US6381458B1 (en) | 2002-04-30 |
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