KR100530729B1 - 이동국과의 통신 손실을 방지하기 위한 장치 및 방법 - Google Patents

이동국과의 통신 손실을 방지하기 위한 장치 및 방법 Download PDF

Info

Publication number
KR100530729B1
KR100530729B1 KR10-1999-7007445A KR19997007445A KR100530729B1 KR 100530729 B1 KR100530729 B1 KR 100530729B1 KR 19997007445 A KR19997007445 A KR 19997007445A KR 100530729 B1 KR100530729 B1 KR 100530729B1
Authority
KR
South Korea
Prior art keywords
mobile station
target
originating
handoff
target systems
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
KR10-1999-7007445A
Other languages
English (en)
Korean (ko)
Other versions
KR20000071155A (ko
Inventor
타이드맨에드워드비.쥬니어
첸타오
Original Assignee
퀄컴 인코포레이티드
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 퀄컴 인코포레이티드 filed Critical 퀄컴 인코포레이티드
Publication of KR20000071155A publication Critical patent/KR20000071155A/ko
Application granted granted Critical
Publication of KR100530729B1 publication Critical patent/KR100530729B1/ko
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
    • H04W36/0005—Control or signalling for completing the hand-off
    • H04W36/0055—Transmission or use of information for re-establishing the radio link
    • H04W36/0066—Transmission or use of information for re-establishing the radio link of control information between different types of networks in order to establish a new radio link in the target network
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W36/00—Hand-off or reselection arrangements
    • H04W36/0005—Control or signalling for completing the hand-off
    • H04W36/0083—Determination of parameters used for hand-off, e.g. generation or modification of neighbour cell lists
    • H04W36/00837—Determination of triggering parameters for hand-off
    • H04W36/008375—Determination of triggering parameters for hand-off based on historical data
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W36/00—Hand-off or reselection arrangements
    • H04W36/0005—Control or signalling for completing the hand-off
    • H04W36/0083—Determination of parameters used for hand-off, e.g. generation or modification of neighbour cell lists
    • H04W36/0085—Hand-off measurements
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W36/00—Hand-off or reselection arrangements
    • H04W36/14—Reselecting a network or an air interface
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W24/00—Supervisory, monitoring or testing arrangements
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W28/00—Network traffic management; Network resource management
    • H04W28/16—Central resource management; Negotiation of resources or communication parameters, e.g. negotiating bandwidth or QoS [Quality of Service]
    • H04W28/18—Negotiating wireless communication parameters
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W36/00—Hand-off or reselection arrangements
    • H04W36/0005—Control or signalling for completing the hand-off
    • H04W36/0083—Determination of parameters used for hand-off, e.g. generation or modification of neighbour cell lists
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W36/00—Hand-off or reselection arrangements
    • H04W36/0005—Control or signalling for completing the hand-off
    • H04W36/0083—Determination of parameters used for hand-off, e.g. generation or modification of neighbour cell lists
    • H04W36/00835—Determination of neighbour cell lists
    • 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
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W76/00—Connection management
    • H04W76/10—Connection setup
    • H04W76/19—Connection re-establishment

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Mobile Radio Communication Systems (AREA)
KR10-1999-7007445A 1997-02-18 1998-02-18 이동국과의 통신 손실을 방지하기 위한 장치 및 방법 Expired - Lifetime KR100530729B1 (ko)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US816,746 1997-02-18
US08/816,746 US5999816A (en) 1997-02-18 1997-02-18 Method and apparatus for performing mobile assisted hard handoff between communication systems
PCT/US1998/003148 WO1998036607A2 (en) 1997-02-18 1998-02-18 Method of and apparatus for avoiding lost communication with a mobile station

Publications (2)

Publication Number Publication Date
KR20000071155A KR20000071155A (ko) 2000-11-25
KR100530729B1 true KR100530729B1 (ko) 2005-11-23

Family

ID=25221504

Family Applications (1)

Application Number Title Priority Date Filing Date
KR10-1999-7007445A Expired - Lifetime KR100530729B1 (ko) 1997-02-18 1998-02-18 이동국과의 통신 손실을 방지하기 위한 장치 및 방법

Country Status (13)

Country Link
US (1) US5999816A (enExample)
EP (4) EP2229026B1 (enExample)
JP (3) JP4108759B2 (enExample)
KR (1) KR100530729B1 (enExample)
CN (1) CN1136753C (enExample)
AR (1) AR011831A1 (enExample)
AT (3) ATE542383T1 (enExample)
AU (1) AU6329998A (enExample)
DE (2) DE69836538T2 (enExample)
ES (3) ES2298907T3 (enExample)
TW (1) TW421937B (enExample)
WO (1) WO1998036607A2 (enExample)
ZA (1) ZA981291B (enExample)

Families Citing this family (123)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10259349B4 (de) * 1978-02-01 2005-05-04 Intel Corporation, Santa Clara Transportable Kommunikationseinrichtung, die es einem drahtlosen Netzwerk ermöglicht, mit einem anderen drahtlosen Netzwerk zu kommunizieren, und zugehöriges Verfahren
US6157668A (en) * 1993-10-28 2000-12-05 Qualcomm Inc. Method and apparatus for reducing the average transmit power of a base station
US6678311B2 (en) 1996-05-28 2004-01-13 Qualcomm Incorporated High data CDMA wireless communication system using variable sized channel codes
FI109510B (fi) * 1997-02-28 2002-08-15 Nokia Corp Kanavanvaihto ja puhelunmuodostus matkaviestinjärjestelmässä
JP2990098B2 (ja) * 1997-05-21 1999-12-13 埼玉日本電気株式会社 端末主導型移動通信システム
SE509836C2 (sv) * 1997-06-13 1999-03-15 Ericsson Telefon Ab L M Förfarande och arrangemang i ett radiokommunikationssystem
US6304562B1 (en) * 1997-06-26 2001-10-16 Samsung Electronics Co., Ltd. Asymmetric forward power control in a CDMA communication
JP3019061B2 (ja) * 1997-06-27 2000-03-13 日本電気株式会社 移動通信システム及びその無線回線制御方法
US6665281B1 (en) 1997-11-06 2003-12-16 Lg Information & Communications, Ltd. Method and system for providing inter-frequency handoff in a telephone system
KR100252932B1 (ko) * 1997-11-06 2000-04-15 서평원 코드분할다중접속셀룰러전화시스템에서주파수간핸드오프제어방법
US6625132B1 (en) 1997-11-13 2003-09-23 Nortel Networks Ltd Idle intersystem roaming determination and system reselection in a CDMA wireless communication system
US6115754A (en) * 1997-12-29 2000-09-05 Nortel Networks Limited System and method for appending location information to a communication sent from a mobile terminal operating in a wireless communication system to an internet server
KR100304924B1 (ko) * 1997-12-30 2001-11-22 서평원 코드분할다중접속셀룰러시스템의주파수간핸드오프제어방법
US6603751B1 (en) * 1998-02-13 2003-08-05 Qualcomm Incorporated Method and system for performing a handoff in a wireless communication system, such as a hard handoff
US6252861B1 (en) * 1998-03-26 2001-06-26 Lucent Technologies, Inc. Methods and apparatus for interfrequency handoff in a wireless communication system
US6181943B1 (en) * 1998-03-30 2001-01-30 Lucent Technologies Inc. Method and apparatus for inter-frequency hand-off in wireless communication systems
US6553064B1 (en) * 1998-05-07 2003-04-22 Qualcomm Incorporated Method and apparatus for performing mobile station assisted hard handoff using error correction codes
US6266529B1 (en) * 1998-05-13 2001-07-24 Nortel Networks Limited Method for CDMA handoff in the vicinity of highly sectorized cells
KR100291279B1 (ko) * 1998-05-15 2001-06-01 박종섭 이동국의핸드오프시도방법
US20030194033A1 (en) * 1998-05-21 2003-10-16 Tiedemann Edward G. Method and apparatus for coordinating transmission of short messages with hard handoff searches in a wireless communications system
US6216004B1 (en) * 1998-06-23 2001-04-10 Qualcomm Incorporated Cellular communication system with common channel soft handoff and associated method
US6480721B1 (en) 1998-07-10 2002-11-12 Siemens Information And Communication Mobile Llc Method and system for avoiding bad frequency subsets in a frequency hopping cordless telephone system
US6865173B1 (en) * 1998-07-13 2005-03-08 Infineon Technologies North America Corp. Method and apparatus for performing an interfrequency search
JP2933615B1 (ja) * 1998-07-15 1999-08-16 静岡日本電気株式会社 デジタルコードレスにおける通話チャネル切替判定装置
KR100308661B1 (ko) * 1998-08-28 2001-10-19 윤종용 이동통신시스템의핸드오프장치및방법
US6188900B1 (en) * 1998-08-31 2001-02-13 Texas Instruments Incorporated Mobile device assisted handoff system for code division multiple access and wideband code division multiple access networks
KR20000019105A (ko) * 1998-09-08 2000-04-06 정장호 코드분할다중접속 이동통신 시스템에서 에프에이간의 하드 핸드오프 구현 방법
KR100291478B1 (ko) * 1998-09-08 2001-06-01 윤종용 셀룰러시스템에서유휴상태핸드오프방법및시스템
SE516058C2 (sv) * 1998-09-22 2001-11-12 Telia Ab Förbättringar av, eller med avseende på, roaming i mobilkommunikationsnät
SE514808C2 (sv) * 1998-10-07 2001-04-30 Telia Ab Metod att i ett första cellulärt mobiltelefonnät inhämta information om celler i ett andra cellulärt mobiltelefonnät
EP0996304B1 (en) * 1998-10-19 2007-03-14 Nortel Matra Cellular Method and apparatus for setting up a connection to a target base station in a cellular or cordless mobile communications system
US6166622A (en) * 1998-10-28 2000-12-26 Texas Instruments Incorporated Time slot structure for improved TPC estimation in WCDMA
US7596378B1 (en) * 1999-09-30 2009-09-29 Qualcomm Incorporated Idle mode handling in a hybrid GSM/CDMA network
US6567666B2 (en) * 1998-12-02 2003-05-20 Infineon Technologies North America Corp. Forward link inter-generation soft handoff between 2G and 3G CDMA systems
FI107773B (fi) * 1998-12-11 2001-09-28 Nokia Mobile Phones Ltd Kanavaihdon ajoituksen määrittäminen
JP2000201101A (ja) * 1999-01-07 2000-07-18 Fujitsu Ltd 拡散通信システムとその移動機
DE19900436B4 (de) 1999-01-08 2016-12-01 Ipcom Gmbh & Co. Kg Verfahren zum Handover, Mobilstation für ein Handover und Basisstation für ein Handover
US6788685B1 (en) * 1999-01-28 2004-09-07 Qualcomm, Incorporated Method and apparatus for controlling transmission power in a CDMA communication system
US6424834B1 (en) * 1999-02-02 2002-07-23 Nortel Networks Corporation Precision hard handoff method using pilot beacon distributors
US6587446B2 (en) 1999-02-11 2003-07-01 Qualcomm Incorporated Handoff in a wireless communication system
USRE47895E1 (en) 1999-03-08 2020-03-03 Ipcom Gmbh & Co. Kg Method of allocating access rights to a telecommunications channel to subscriber stations of a telecommunications network and subscriber station
JP3448000B2 (ja) * 1999-03-16 2003-09-16 株式会社ハイニックスセミコンダクター 移動通信システムの通話圏域拡張方法及びその通話圏域間の呼び出し処理方法
US7778641B1 (en) 1999-04-06 2010-08-17 Telefonaktiebolaget L M Ericsson (Publ) Inter-system handover—generic handover mechanism
US6226283B1 (en) * 1999-05-13 2001-05-01 Motorola, Inc. Method and selector for performing selection in a communication system
US6597922B1 (en) * 1999-05-14 2003-07-22 Qualcomm Incorporated Method and apparatus for efficient candidate frequency search while initiating a handoff in a code division multiple access communication system
US6961583B2 (en) * 1999-05-24 2005-11-01 Samsung Electronics Co., Ltd. Wireless network system selection mechanism within a mobile station
FI112583B (fi) * 1999-05-26 2003-12-15 Nokia Corp Menetelmä solukkoradiojärjestelmien välisten kanavanvaihtomittausten toteuttamiseksi ja päätelaite
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
AU2007240231B2 (en) * 1999-08-11 2010-10-07 Qualcomm Incorporated Method and system for performing a handoff in a wireless communication system, such as a hard handoff
US6272353B1 (en) * 1999-08-20 2001-08-07 Siemens Information And Communication Mobile Llc. Method and system for mobile communications
US6542743B1 (en) * 1999-08-31 2003-04-01 Qualcomm, Incorporated Method and apparatus for reducing pilot search times utilizing mobile station location information
KR100504464B1 (ko) * 1999-09-02 2005-08-03 엘지전자 주식회사 기지국 전력 제어 방법
US6845238B1 (en) * 1999-09-15 2005-01-18 Telefonaktiebolaget Lm Ericsson (Publ) Inter-frequency measurement and handover for wireless communications
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
US7023822B1 (en) * 2000-10-12 2006-04-04 Via Telecom Co., Ltd. Method and apparatus for initiating a reverse link intergenerational handoff in a CDMA communication system
KR100313760B1 (ko) * 1999-11-10 2001-11-17 박종섭 이동통신 시스템내 확장 통화권역 기지국에서의 동적 채널할당방법
US6654362B1 (en) 1999-11-24 2003-11-25 Lucent Technologies, Inc. Use of location in handoff in wireless communication systems
JP3535427B2 (ja) * 1999-11-25 2004-06-07 松下電器産業株式会社 無線通信装置
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
KR100469734B1 (ko) * 1999-12-07 2005-02-02 삼성전자주식회사 이동통신시스템에서 통화단절을 복구하는 방법
US6393276B1 (en) * 2000-01-12 2002-05-21 Telefonaktiebolaget Lm Ericsson Mobile station assisted forward link open loop power and rate control in a CDMA system
FI109071B (fi) 2000-01-17 2002-05-15 Nokia Corp Signalointimenetelmä
US6944143B1 (en) * 2000-03-31 2005-09-13 Qualcomm Incorporated Prioritization of searching by a remote unit in a wireless communication system
US7224719B1 (en) * 2000-03-31 2007-05-29 Qualcomm, Incorporated Fast acquisition of a pilot signal in a wireless communication device
US6917808B1 (en) * 2000-04-28 2005-07-12 Lucent Technologies Inc. Inter-frequency handoff evaluation method
GB2362785B (en) 2000-05-27 2004-05-05 Motorola Inc Communication system and method of administering connections therein
US20020024940A1 (en) * 2000-06-08 2002-02-28 Smith Scott R. Method and apparatus for a communication system having multiple service functionality
US7843878B2 (en) * 2000-12-04 2010-11-30 Ericsson Ab Method and apparatus to control handoff between different wireless systems
US7945266B2 (en) 2000-12-05 2011-05-17 Qualcomm Incorporated Method and apparatus for call recovery in a wireless communication system
US7567781B2 (en) * 2001-01-05 2009-07-28 Qualcomm, Incorporated Method and apparatus for power level adjustment in a wireless communication system
US6845245B2 (en) * 2000-12-22 2005-01-18 Denso Corporation Access parameter adaptation and packet data resource management using detailed mobile status information
KR100384899B1 (ko) * 2001-01-10 2003-05-23 한국전자통신연구원 무선통신 시스템에서 끊김없는 주파수간 하드 핸드오버 방법
US7043242B2 (en) * 2001-01-31 2006-05-09 Nokia Corporation Measurement method and device for activating interfrequency handover in a wireless telecommunication network
US7903610B2 (en) * 2001-04-03 2011-03-08 Nokia Corporation Reverse link handoff mechanism with hybrid ARQ and cell site selection
US7437159B1 (en) * 2001-06-21 2008-10-14 Sprint Spectrum L.P. Method and system for overcoming pilot pollution in a wireless communications network
US7787389B2 (en) * 2001-08-20 2010-08-31 Qualcomm Incorporated Method and system for utilization of an outer decoder in a broadcast services communication system
JP3423298B2 (ja) * 2001-09-28 2003-07-07 三洋電機株式会社 携帯電話機、基地局探索方法及びプログラム
US7962135B2 (en) 2002-01-10 2011-06-14 Qualcomm Incorporated Method and apparatus for efficient selection and acquisition of a wireless communications system
US7853260B2 (en) * 2002-04-29 2010-12-14 Nokia Corporation Method and apparatus for cell identification for uplink interference avoidance using inter-frequency measurements
US7177658B2 (en) 2002-05-06 2007-02-13 Qualcomm, Incorporated Multi-media broadcast and multicast service (MBMS) in a wireless communications system
US7047036B2 (en) 2002-07-02 2006-05-16 Interdigital Technology Corporation Method and apparatus for handoff between a wireless local area network (WLAN) and a universal mobile telecommunication system (UMTS)
EP1540975B1 (en) 2002-08-21 2016-02-03 Qualcomm, Incorporated Method and system for communicating content on a broadcast services communication system
US7020109B2 (en) * 2002-08-21 2006-03-28 Qualcomm Incorporated Method and system for communicating content on a broadcast services communication system
US7016327B2 (en) * 2002-08-21 2006-03-21 Qualcomm Incorporated Method and system for communicating content on a broadcast services communication system
WO2004025975A2 (en) * 2002-09-11 2004-03-25 George Mason Intellectual Properties, Inc. Cellular network handoff decision mechanism
US7299041B2 (en) * 2002-09-30 2007-11-20 Sony Ericsson Mobile Communications Ab Method and device of selecting a communication system
US20040203435A1 (en) * 2002-10-29 2004-10-14 Karlquist Richard K. Mapping and discovering peer-to-peer wireless networks
KR20040061790A (ko) * 2002-12-31 2004-07-07 에스케이 텔레콤주식회사 Ｅｖ-ｄｏ 시스템의 핸드오프 실패를 복구하는 방법 및시스템
US7768974B2 (en) * 2003-02-03 2010-08-03 Alcatel-Lucent Method and arrangement for generating pilot beacons in wireless communication systems
US7177644B2 (en) * 2003-02-12 2007-02-13 Nortel Networks Limited Distributed multi-beam wireless system
KR100665425B1 (ko) * 2003-03-08 2007-01-04 삼성전자주식회사 이동 통신 시스템에서 핸드오버를 수행하는 시스템 및 방법
US7299047B2 (en) * 2003-08-19 2007-11-20 Lucent Technologies Inc. Wireless communication system enhanced call recovery
US7318187B2 (en) * 2003-08-21 2008-01-08 Qualcomm Incorporated Outer coding methods for broadcast/multicast content and related apparatus
US8804761B2 (en) 2003-08-21 2014-08-12 Qualcomm Incorporated Methods for seamless delivery of broadcast and multicast content across cell borders and/or between different transmission schemes and related apparatus
US8694869B2 (en) 2003-08-21 2014-04-08 QUALCIMM Incorporated Methods for forward error correction coding above a radio link control layer and related apparatus
US6980535B2 (en) * 2003-08-28 2005-12-27 Motorola, Inc. Passive probing for handover in a local area network
FI20031409A0 (fi) * 2003-09-30 2003-09-30 Nokia Corp Prosessoinnin jakaminen radioverkossa
US7215956B2 (en) * 2003-11-04 2007-05-08 Qualcomm, Incorporated Method and apparatus for scanning frequency channels for handoff candidates while minimizing battery consumption
TWI351888B (en) 2003-11-12 2011-11-01 Interdigital Tech Corp Method of providing wireless telecommunication ser
TWI249360B (en) 2003-11-13 2006-02-11 Interdigital Tech Corp Method and system for facilitating inter-system handover
US7924785B2 (en) 2004-03-12 2011-04-12 Interdigital Technology Corporation Method and system for switching a radio access technology between wireless communication systems with a multi-mode wireless transmit/receive unit
US7693521B1 (en) 2004-08-04 2010-04-06 Sprint Spectrum L.P. Method and system for mobile station handoff
US7302265B1 (en) 2005-03-16 2007-11-27 Sprint Spectrum L.P. Method of selecting carrier frequency for call origination
JP2006333239A (ja) * 2005-05-27 2006-12-07 Nec Electronics Corp インタフェース装置と通信制御方法
CN101194446B (zh) * 2005-06-07 2011-11-09 诺基亚公司 在网络中操作接收设备的方法、接收设备及服务器
RU2287901C1 (ru) * 2005-06-27 2006-11-20 Закрытое акционерное общество "Кодофон" Способ передачи обслуживания абонентской станции между базовыми станциями двух различных сотовых сетей, одна из которых является приоритетной по отношению ко второй, и устройство для его осуществления
US9467950B2 (en) * 2006-02-14 2016-10-11 Alcatel Lucent Method for adjusting forward link power control parameters based on forward link quality feedback in wireless network
MY187399A (en) * 2006-04-28 2021-09-22 Qualcomm Inc Method and apparatus for enhanced paging
CN101449604B (zh) * 2006-05-22 2011-09-07 艾利森电话股份有限公司 蜂窝电话系统中用于获取和保持对来自无线电基站的通信量的控制的方法和设备
US7848292B2 (en) * 2006-06-29 2010-12-07 Alcatel-Lucent Usa Inc. Method of dynamically populating a neighbor list in a wireless communication system
US20090023448A1 (en) * 2007-02-21 2009-01-22 Qualcomm Incorporated Method and apparatus for inter-system handover
ES2959941T3 (es) 2007-08-07 2024-02-29 Malikie Innovations Ltd Método y sistema para determinar el acceso durante una transferencia entre tecnologías
US8249596B2 (en) * 2008-02-12 2012-08-21 Cisco Technology, Inc. Location based handoff
US8964692B2 (en) 2008-11-10 2015-02-24 Qualcomm Incorporated Spectrum sensing of bluetooth using a sequence of energy detection measurements
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
US8818356B2 (en) * 2009-05-01 2014-08-26 Blackberry Limited Methods and apparatus for handling measurement reports
US8320313B1 (en) 2009-06-19 2012-11-27 Sprint Spectrum L.P. Method and system for carrier frequency management based on slot contention
JP4970559B2 (ja) * 2010-01-21 2012-07-11 株式会社エヌ・ティ・ティ・ドコモ 移動通信システム、ネットワーク装置及び移動通信方法
US9088937B2 (en) * 2010-03-18 2015-07-21 Sprint Spectrum L.P. Methods and systems for causing a mobile station to originate a subsequent call via a coverage area other than that used for a first call
US8798013B1 (en) 2011-03-25 2014-08-05 Sprint Spectrum L.P. Method and system for management of data transmission in timeslots
US9674717B2 (en) * 2011-12-13 2017-06-06 Nec Corporation Radio parameter control system, radio parameter control apparatus, radio base station, radio parameter control method and program
JP6208491B2 (ja) * 2013-08-07 2017-10-04 京セラ株式会社 ユーザ端末、方法、及びプロセッサ
JP6276886B2 (ja) * 2017-09-07 2018-02-07 京セラ株式会社 ユーザ端末、方法、及びプロセッサ

Family Cites Families (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4401307A (en) 1981-09-10 1983-08-30 Jacques Dechavanne Seal, scraper, and guide for piston rod of single-action cylinder
US4901307A (en) * 1986-10-17 1990-02-13 Qualcomm, Inc. Spread spectrum multiple access communication system using satellite or terrestrial repeaters
US5042082A (en) * 1989-06-26 1991-08-20 Telefonaktiebolaget L. M. Ericsson Mobile assisted handoff
NL8902453A (nl) * 1989-10-03 1991-05-01 Nederland Ptt Werkwijze voor het tussen twee voor mobiele diensten ingerichte schakelcentrales overdragen van de behandeling van een actieve verbinding met een mobiele terminal.
US5101501A (en) * 1989-11-07 1992-03-31 Qualcomm Incorporated Method and system for providing a soft handoff in communications in a cdma cellular telephone system
US5109390A (en) 1989-11-07 1992-04-28 Qualcomm Incorporated Diversity receiver in a cdma cellular telephone system
US5103459B1 (en) 1990-06-25 1999-07-06 Qualcomm Inc System and method for generating signal waveforms in a cdma cellular telephone system
SE9003913D0 (sv) * 1990-12-07 1990-12-07 Ericsson Telefon Ab L M A method of locating a mobile station in a cellular mobile radio system
CA2032325C (en) * 1990-12-14 1998-07-07 Leo Strawczynski Intra-cell call hand-over in radio communication systems with dynamic channel allocation
US5267261A (en) * 1992-03-05 1993-11-30 Qualcomm Incorporated Mobile station assisted soft handoff in a CDMA cellular communications system
US5295153A (en) * 1992-04-13 1994-03-15 Telefonaktiebolaget L M Ericsson CDMA frequency allocation
US5490165A (en) 1993-10-28 1996-02-06 Qualcomm Incorporated Demodulation element assignment in a system capable of receiving multiple signals
CA2145044A1 (en) * 1994-03-21 1995-09-22 Paul Crichton Method for determining handover in a multicellular environment
ATE277458T1 (de) * 1994-07-29 2004-10-15 Qualcomm Inc Verfahren und gerät zum ausführen der kodeerfassung in einem cdma übertragungssystem
US5590177A (en) * 1994-09-30 1996-12-31 Motorola, Inc. Method for preventing a dropped call during a handoff in a radiotelephone system
US5697055A (en) * 1994-10-16 1997-12-09 Qualcomm Incorporated Method and apparatus for handoff between different cellular communications systems
KR970008949B1 (en) * 1994-11-16 1997-06-03 Korea Electronics Telecomm Method and system for providing a frequency handoff in communication in a cdma cellular telephone system
US5682380A (en) * 1994-11-30 1997-10-28 Electronics And Telecommunications Research Institute Hard-handoff control method for a CDMA (Code Division Multiple Access) mobile switching center
GB2296626B (en) * 1994-12-23 1999-07-28 Nokia Mobile Phones Ltd Multi-mode radio telephone
US5634192A (en) * 1995-02-23 1997-05-27 Northern Telecom Limited Mobile-assisted handoff technique
US5594718A (en) * 1995-03-30 1997-01-14 Qualcomm Incorporated Method and apparatus for providing mobile unit assisted hard handoff from a CDMA communication system to an alternative access communication system
US5666356A (en) * 1995-10-04 1997-09-09 Motorola, Inc. Method and apparatus for controlling calls in a code division multiple access system
US5848063A (en) * 1996-05-23 1998-12-08 Qualcomm Incorporated Method and apparatus for hard handoff in a CDMA system
US5737704A (en) * 1996-07-22 1998-04-07 Electronics And Telecommunications Research Institute Channel allocation method for removing inter-cell hard handoffs in a CDMA system

Also Published As

Publication number Publication date
US5999816A (en) 1999-12-07
AU6329998A (en) 1998-09-08
DE69838921D1 (de) 2008-02-07
EP1633166A2 (en) 2006-03-08
JP2008104185A (ja) 2008-05-01
ATE542383T1 (de) 2012-02-15
AR011831A1 (es) 2000-09-13
WO1998036607A2 (en) 1998-08-20
EP0962115B1 (en) 2006-11-29
ZA981291B (en) 1998-08-17
DE69838921T2 (de) 2008-12-18
EP2229026B1 (en) 2016-01-06
JP4108759B2 (ja) 2008-06-25
TW421937B (en) 2001-02-11
ES2298907T3 (es) 2008-05-16
JP2009159621A (ja) 2009-07-16
ATE382248T1 (de) 2008-01-15
EP1874076A3 (en) 2008-04-02
JP2001511986A (ja) 2001-08-14
EP1633166A3 (en) 2006-04-26
DE69836538D1 (de) 2007-01-11
EP1874076A2 (en) 2008-01-02
WO1998036607A3 (en) 1998-12-30
CN1136753C (zh) 2004-01-28
DE69836538T2 (de) 2007-10-04
EP2229026A1 (en) 2010-09-15
CN1248380A (zh) 2000-03-22
JP4351293B2 (ja) 2009-10-28
KR20000071155A (ko) 2000-11-25
EP0962115A2 (en) 1999-12-08
HK1025004A1 (en) 2000-10-27
JP4309444B2 (ja) 2009-08-05
ES2566972T3 (es) 2016-04-18
EP1633166B1 (en) 2007-12-26
EP1874076B1 (en) 2012-01-18
ATE347241T1 (de) 2006-12-15
ES2277383T3 (es) 2007-07-01

Similar Documents

Publication Publication Date Title
KR100530729B1 (ko) 이동국과의 통신 손실을 방지하기 위한 장치 및 방법
US5940761A (en) Method and apparatus for performing mobile assisted hard handoff between communication systems
JP3574945B2 (ja) 無線通信システムにおける周波数間ハンドオフのための方法および装置
RU2197792C2 (ru) Способ надежной межсистемной передачи обслуживания в системе мдкр и устройство для его осуществления
KR100918214B1 (ko) 무선 통신 시스템에서의 호 복구용 방법 및 장치
HK1092633A (en) Method of and apparatus for avoiding lost communication with a mobile station
HK1025004B (en) Method of and apparatus for avoiding lost communication with a mobile station
HK1140352A (en) Method and apparatus for performing mobile assisted hard handoff between communication systems
HK1023894B (en) Method and apparatus for performing mobile assisted hard handoff between communication systems

Legal Events

Date Code Title Description
E13-X000 Pre-grant limitation requested

St.27 status event code: A-2-3-E10-E13-lim-X000

PA0105 International application

St.27 status event code: A-0-1-A10-A15-nap-PA0105

PG1501 Laying open of application

St.27 status event code: A-1-1-Q10-Q12-nap-PG1501

R17-X000 Change to representative recorded

St.27 status event code: A-3-3-R10-R17-oth-X000

R18-X000 Changes to party contact information recorded

St.27 status event code: A-3-3-R10-R18-oth-X000

A201 Request for examination
P11-X000 Amendment of application requested

St.27 status event code: A-2-2-P10-P11-nap-X000

P13-X000 Application amended

St.27 status event code: A-2-2-P10-P13-nap-X000

PA0201 Request for examination

St.27 status event code: A-1-2-D10-D11-exm-PA0201

R18-X000 Changes to party contact information recorded

St.27 status event code: A-3-3-R10-R18-oth-X000

E902 Notification of reason for refusal
PE0902 Notice of grounds for rejection

St.27 status event code: A-1-2-D10-D21-exm-PE0902

P11-X000 Amendment of application requested

St.27 status event code: A-2-2-P10-P11-nap-X000

P13-X000 Application amended

St.27 status event code: A-2-2-P10-P13-nap-X000

E701 Decision to grant or registration of patent right
PE0701 Decision of registration

St.27 status event code: A-1-2-D10-D22-exm-PE0701

GRNT Written decision to grant
PR0701 Registration of establishment

St.27 status event code: A-2-4-F10-F11-exm-PR0701

PR1002 Payment of registration fee

St.27 status event code: A-2-2-U10-U12-oth-PR1002

Fee payment year number: 1

PG1601 Publication of registration

St.27 status event code: A-4-4-Q10-Q13-nap-PG1601

PR1001 Payment of annual fee

St.27 status event code: A-4-4-U10-U11-oth-PR1001

Fee payment year number: 4

P22-X000 Classification modified

St.27 status event code: A-4-4-P10-P22-nap-X000

PR1001 Payment of annual fee

St.27 status event code: A-4-4-U10-U11-oth-PR1001

Fee payment year number: 5

PR1001 Payment of annual fee

St.27 status event code: A-4-4-U10-U11-oth-PR1001

Fee payment year number: 6

PR1001 Payment of annual fee

St.27 status event code: A-4-4-U10-U11-oth-PR1001

Fee payment year number: 7

FPAY Annual fee payment

Payment date: 20121030

Year of fee payment: 8

PR1001 Payment of annual fee

St.27 status event code: A-4-4-U10-U11-oth-PR1001

Fee payment year number: 8

FPAY Annual fee payment

Payment date: 20131030

Year of fee payment: 9

PR1001 Payment of annual fee

St.27 status event code: A-4-4-U10-U11-oth-PR1001

Fee payment year number: 9

PR1001 Payment of annual fee

St.27 status event code: A-4-4-U10-U11-oth-PR1001

Fee payment year number: 10

FPAY Annual fee payment

Payment date: 20150930

Year of fee payment: 11

PR1001 Payment of annual fee

St.27 status event code: A-4-4-U10-U11-oth-PR1001

Fee payment year number: 11

FPAY Annual fee payment

Payment date: 20161028

Year of fee payment: 12

PR1001 Payment of annual fee

St.27 status event code: A-4-4-U10-U11-oth-PR1001

Fee payment year number: 12

FPAY Annual fee payment

Payment date: 20170929

Year of fee payment: 13

PR1001 Payment of annual fee

St.27 status event code: A-4-4-U10-U11-oth-PR1001

Fee payment year number: 13

EXPY Expiration of term
PC1801 Expiration of term

St.27 status event code: N-4-6-H10-H14-oth-PC1801

Not in force date: 20180219

Ip right cessation event data comment text: Termination Category : EXPIRATION_OF_DURATION

P22-X000 Classification modified

St.27 status event code: A-4-4-P10-P22-nap-X000