FR2764157B1 - Procede de commutation d'echange douce dans un systeme cellulaire amrc - Google Patents

Procede de commutation d'echange douce dans un systeme cellulaire amrc

Info

Publication number
FR2764157B1
FR2764157B1 FR9806800A FR9806800A FR2764157B1 FR 2764157 B1 FR2764157 B1 FR 2764157B1 FR 9806800 A FR9806800 A FR 9806800A FR 9806800 A FR9806800 A FR 9806800A FR 2764157 B1 FR2764157 B1 FR 2764157B1
Authority
FR
France
Prior art keywords
switching
cellular system
cdma cellular
switching method
cdma
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
FR9806800A
Other languages
English (en)
Other versions
FR2764157A1 (fr
Inventor
Jinsoo Jeong
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.)
Samsung Electronics Co Ltd
Original Assignee
Samsung Electronics Co 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 Samsung Electronics Co Ltd filed Critical Samsung Electronics Co Ltd
Publication of FR2764157A1 publication Critical patent/FR2764157A1/fr
Application granted granted Critical
Publication of FR2764157B1 publication Critical patent/FR2764157B1/fr
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • 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
    • H04W36/24—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
    • H04W52/00—Power management, e.g. TPC [Transmission Power Control], power saving or power classes
    • H04W52/04—TPC

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Mobile Radio Communication Systems (AREA)
FR9806800A 1997-05-29 1998-05-29 Procede de commutation d'echange douce dans un systeme cellulaire amrc Expired - Lifetime FR2764157B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1019970021780A KR100214293B1 (ko) 1997-05-29 1997-05-29 Cdma 셀룰라 시스템에서의 소프트 스왑 핸드오프 방법

Publications (2)

Publication Number Publication Date
FR2764157A1 FR2764157A1 (fr) 1998-12-04
FR2764157B1 true FR2764157B1 (fr) 2001-08-17

Family

ID=19507783

Family Applications (1)

Application Number Title Priority Date Filing Date
FR9806800A Expired - Lifetime FR2764157B1 (fr) 1997-05-29 1998-05-29 Procede de commutation d'echange douce dans un systeme cellulaire amrc

Country Status (8)

Country Link
US (1) US6049716A (fr)
JP (1) JPH10336723A (fr)
KR (1) KR100214293B1 (fr)
CN (1) CN1207932C (fr)
DE (1) DE19824160B4 (fr)
FR (1) FR2764157B1 (fr)
GB (1) GB2327574B (fr)
RU (1) RU2144263C1 (fr)

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US6587444B1 (en) 1997-11-14 2003-07-01 Ericsson Inc. Fixed frequency-time division duplex in radio communications systems
AU2479599A (en) 1998-02-02 1999-08-16 Ericsson Inc. Coverage area sectorization in time division multiple access/frequency-time division duplex communications systems
KR19990080484A (ko) * 1998-04-17 1999-11-15 김영환 이동통신 시스템의 핸드 오프 방법
KR100291476B1 (ko) * 1998-05-25 2001-07-12 윤종용 파일럿측정요구명령제어방법및시스템
KR100262522B1 (ko) * 1998-05-29 2000-08-01 윤종용 셀룰러 이동 통신 시스템에서 소프트 핸드오프 방법
KR20000014143A (ko) * 1998-08-14 2000-03-06 서평원 통신시스템에서파일럿수신감도측정메시지의개선된전송방법
KR100291478B1 (ko) * 1998-09-08 2001-06-01 윤종용 셀룰러시스템에서유휴상태핸드오프방법및시스템
KR100311506B1 (ko) * 1998-11-04 2001-11-15 서평원 이동통신시스템에서핸드오프제어방법
US6167036A (en) * 1998-11-24 2000-12-26 Nortel Networks Limited Method and apparatus for a sectored cell of a cellular radio communications system
SE516837C2 (sv) * 1998-12-18 2002-03-12 Ericsson Telefon Ab L M Förfarande och medel för att fastställa handovers i ett cellulärt radiokommunikationssystems
KR100523259B1 (ko) * 1998-12-31 2005-12-30 주식회사 팬택앤큐리텔 Wll 시스템의 고정단말기에서의 소프트 핸드오프 처리 차단방법
US6507740B2 (en) * 1999-05-18 2003-01-14 Ericsson Inc. Adaptive threshold of handoff in mobile telecommunication systems
SE516504C2 (sv) * 1999-05-28 2002-01-22 Telia Ab Förfarande för laststyrning i ett cellulärt CDMA- kommunikationssystem
US6480472B1 (en) * 1999-07-21 2002-11-12 Qualcomm Incorporated Mobile station supervision of the forward dedicated control channel when in the discontinuous transmission mode
JP3293599B2 (ja) 1999-07-28 2002-06-17 日本電気株式会社 Ｃｄｍａ移動通信システム及びそのシステム間ハンドオフ制御方法
US7072311B1 (en) * 1999-10-12 2006-07-04 Via Telecom Co., Ltd. Method and apparatus for initiating a reverse link intergenerational handoff in a CDMA communication system
US6985466B1 (en) * 1999-11-09 2006-01-10 Arraycomm, Inc. Downlink signal processing in CDMA systems utilizing arrays of antennae
US6430414B1 (en) * 1999-12-29 2002-08-06 Qualcomm Incorporated Soft handoff algorithm and wireless communication system for third generation CDMA systems
GB2362297B (en) * 2000-01-07 2003-10-15 Motorola Inc Method and apparatus for location based consideration for cellular telephone handoff
CN1132470C (zh) * 2000-05-19 2003-12-24 华为技术有限公司 码分多址移动通信***的软切换方法
US7193981B1 (en) * 2000-07-25 2007-03-20 Lucent Technologies Inc. Method of processing soft handoff information at a base station
US20020071403A1 (en) * 2000-12-07 2002-06-13 Crowe M. Shane Method and system for performing a CDMA soft handoff
US6664460B1 (en) * 2001-01-05 2003-12-16 Harman International Industries, Incorporated System for customizing musical effects using digital signal processing techniques
KR100373343B1 (ko) * 2001-03-05 2003-02-25 주식회사 하이닉스반도체 부가 채널의 시분할 다중화 운용시 부가 채널의 핸드오프방법
JP3543773B2 (ja) * 2001-03-14 2004-07-21 日本電気株式会社 セルラシステム、基地局制御装置、移動局及びそれらに用いる送信電力制御方法
KR100777512B1 (ko) * 2001-12-28 2007-11-16 엘지노텔 주식회사 스왑방식을 이용한 핸드오프방법
KR100433899B1 (ko) * 2002-01-14 2004-06-04 삼성전자주식회사 부호분할다중접속 이동통신시스템에서 소프트 핸드오버결정장치 및 방법
US6996763B2 (en) * 2003-01-10 2006-02-07 Qualcomm Incorporated Operation of a forward link acknowledgement channel for the reverse link data
US8037188B2 (en) * 2003-02-12 2011-10-11 Qualcomm Incorporated Soft handoff across different networks assisted by an end-to-end application protocol
US8391249B2 (en) 2003-02-18 2013-03-05 Qualcomm Incorporated Code division multiplexing commands on a code division multiplexed channel
US8081598B2 (en) 2003-02-18 2011-12-20 Qualcomm Incorporated Outer-loop power control for wireless communication systems
US8150407B2 (en) 2003-02-18 2012-04-03 Qualcomm Incorporated System and method for scheduling transmissions in a wireless communication system
US7660282B2 (en) * 2003-02-18 2010-02-09 Qualcomm Incorporated Congestion control in a wireless data network
US8023950B2 (en) * 2003-02-18 2011-09-20 Qualcomm Incorporated Systems and methods for using selectable frame durations in a wireless communication system
US20040160922A1 (en) * 2003-02-18 2004-08-19 Sanjiv Nanda Method and apparatus for controlling data rate of a reverse link in a communication system
US7155236B2 (en) 2003-02-18 2006-12-26 Qualcomm Incorporated Scheduled and autonomous transmission and acknowledgement
US7215930B2 (en) 2003-03-06 2007-05-08 Qualcomm, Incorporated Method and apparatus for providing uplink signal-to-noise ratio (SNR) estimation in a wireless communication
US8705588B2 (en) 2003-03-06 2014-04-22 Qualcomm Incorporated Systems and methods for using code space in spread-spectrum communications
US8477592B2 (en) 2003-05-14 2013-07-02 Qualcomm Incorporated Interference and noise estimation in an OFDM system
CN1679367A (zh) * 2003-06-27 2005-10-05 三菱电机株式会社 移动通信***、移动机和网络高端装置
US8489949B2 (en) 2003-08-05 2013-07-16 Qualcomm Incorporated Combining grant, acknowledgement, and rate control commands
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
JP5020209B2 (ja) * 2008-09-22 2012-09-05 株式会社エヌ・ティ・ティ・ドコモ 移動通信方法、移動通信システム及び無線基地局
US8472921B2 (en) * 2009-02-13 2013-06-25 Via Telecom, Inc. Apparatus, method and system for reduced active set management
US8442545B2 (en) * 2009-06-17 2013-05-14 Telefonaktiebolaget L M Ericsson (Publ) Network-wide inter-cell interference minimization via coordinated multipoint cell scheduling coordination

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5267261A (en) * 1992-03-05 1993-11-30 Qualcomm Incorporated Mobile station assisted soft handoff in a CDMA cellular communications system
EP0720804B1 (fr) * 1993-09-24 2004-05-12 Nokia Corporation Procede de transfert de commande dans un systeme de telecommunications cellulaire
AU686111B2 (en) * 1993-09-24 1998-02-05 Nokia Telecommunications Oy Soft handoff in a cellular telecommunications system
US6157668A (en) * 1993-10-28 2000-12-05 Qualcomm Inc. Method and apparatus for reducing the average transmit power of a base station
US5548808A (en) * 1993-12-08 1996-08-20 Motorola, Inc. Method for performing a handoff in a communication system
US5434853A (en) * 1993-12-27 1995-07-18 At&T Corp. System and method for providing soft handoff of a cellular mobile-to-mobile call
AU681621B2 (en) * 1994-01-27 1997-09-04 Nokia Telecommunications Oy Semi-hard handoff in a cellular telecommunications system
US5577022A (en) * 1994-11-22 1996-11-19 Qualcomm Incorporated Pilot signal searching technique for a cellular communications system
EP0872141B1 (fr) * 1995-08-31 2004-03-31 Nokia Corporation Procede de transfert et systeme de radiocommunications cellulaire
KR0170190B1 (ko) * 1995-12-06 1999-03-30 정선종 씨디엠에이 이동통신 시스템에서 트래픽 부하 제어방법
US5901354A (en) * 1996-04-03 1999-05-04 Motorola, Inc. Method and apparatus for performing soft-handoff in a wireless communication system
US5920550A (en) * 1996-10-11 1999-07-06 Motorola, Inc. System, method, and apparatus for soft handoff
US5854785A (en) * 1996-12-19 1998-12-29 Motorola, Inc. System method and wireless communication device for soft handoff
US5987012A (en) * 1996-12-19 1999-11-16 Motorola, Inc. Method of handing off and a wireless communication device

Also Published As

Publication number Publication date
KR100214293B1 (ko) 1999-08-02
FR2764157A1 (fr) 1998-12-04
KR19980085642A (ko) 1998-12-05
DE19824160A1 (de) 1998-12-03
DE19824160B4 (de) 2011-12-15
CN1204222A (zh) 1999-01-06
JPH10336723A (ja) 1998-12-18
GB2327574A (en) 1999-01-27
GB2327574B (en) 1999-07-14
GB9811537D0 (en) 1998-07-29
US6049716A (en) 2000-04-11
RU2144263C1 (ru) 2000-01-10
CN1207932C (zh) 2005-06-22

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