KR100414411B1 - 셀룰러 전화 시스템 - Google Patents
셀룰러 전화 시스템 Download PDFInfo
- Publication number
- KR100414411B1 KR100414411B1 KR10-2003-7010045A KR20037010045A KR100414411B1 KR 100414411 B1 KR100414411 B1 KR 100414411B1 KR 20037010045 A KR20037010045 A KR 20037010045A KR 100414411 B1 KR100414411 B1 KR 100414411B1
- Authority
- KR
- South Korea
- Prior art keywords
- cdma
- pilot
- multiple access
- division multiple
- gsm
- Prior art date
Links
- 230000001413 cellular effect Effects 0.000 title claims abstract description 17
- 238000000034 method Methods 0.000 claims abstract description 18
- 238000005259 measurement Methods 0.000 claims description 34
- 238000010295 mobile communication Methods 0.000 claims 4
- 230000011664 signaling Effects 0.000 claims 2
- 230000006854 communication Effects 0.000 abstract description 38
- 238000004891 communication Methods 0.000 abstract description 36
- 238000005516 engineering process Methods 0.000 abstract description 5
- 238000012545 processing Methods 0.000 description 11
- 230000002441 reversible effect Effects 0.000 description 10
- 238000010586 diagram Methods 0.000 description 6
- 230000008901 benefit Effects 0.000 description 5
- 230000005540 biological transmission Effects 0.000 description 4
- 230000008569 process Effects 0.000 description 3
- 230000004044 response Effects 0.000 description 3
- 230000007480 spreading Effects 0.000 description 3
- 230000002457 bidirectional effect Effects 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 238000001514 detection method Methods 0.000 description 2
- 238000012790 confirmation Methods 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 230000002542 deteriorative effect Effects 0.000 description 1
- VJYFKVYYMZPMAB-UHFFFAOYSA-N ethoprophos Chemical compound CCCSP(=O)(OCC)SCCC VJYFKVYYMZPMAB-UHFFFAOYSA-N 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000004806 packaging method and process Methods 0.000 description 1
- 230000000737 periodic effect Effects 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
- 230000005236 sound signal Effects 0.000 description 1
- 230000003595 spectral effect Effects 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
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
- H04W36/0083—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
-
- 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
- H04W36/0005—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
- H04W36/14—Reselecting a network or an air interface
- H04W36/144—Reselecting a network or an air interface over a different radio air interface technology
- H04W36/1443—Reselecting a network or an air interface over a different radio air interface technology between licensed networks
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Mobile Radio Communication Systems (AREA)
- Transceivers (AREA)
Abstract
Description
Claims (3)
- 코드분할 다중접속 서비스와 이동통신용 글로벌 시스템 시분할 다중접속 서비스를 가입자 장치에 제공하는 셀룰러 전화시스템으로서,상기 가입자장치와 인터페이스하는 코드분할 다중접속 기지국;코드분할 다중접속 서비스 영역의 에지를 나타내는 파일럿 채널을 발생하는 코드분할 다중접속 파일럿 비콘; 및상기 가입자 장치로부터 파일럿 강도 측정 레포트를 수신하여, 상기 강도 측정 레포트가 핸드오버가 필요함을 지시한 경우에, 상기 가입자장치가 이동통신용 글로벌 시스템 시분할 다중접속 서비스로 핸드오버 되도록 하는 신호 메세지를 발생하는 코드분할 다중접속 기지국 제어기를 포함하고,상기 코드분할 다중접속 기지국 제어기는, 상기 파일럿 비콘으로부터의 파일럿 채널이 코드분할 다중접속 기지국으로부터의 파일럿 채널의 강도 이상인, 적어도 강도 T_COMP 에서 수신되었음을 파일럿 강도 측정 레포트가 나타내는 경우에, 상기 신호 메세지를 발생하는 것을 특징으로 하는 셀룰러 전화시스템.
- 코드분할 다중접속 서비스와 이동통신용 글로벌 시스템 시분할 다중접속 서비스를 가입자 장치에 제공하는 셀룰러 전화시스템으로서,상기 가입자장치와 인터페이스하는 코드분할 다중접속 기지국;코드분할 다중접속 서비스 영역의 에지를 나타내는 파일럿 채널을 발생하는코드분할 다중접속 파일럿 비콘; 및상기 가입자 장치로부터 파일럿 강도 측정 레포트를 수신하여, 상기 강도 측정 레포트가 핸드오버가 필요함을 지시한 경우에, 상기 가입자장치가 이동통신용 글로벌 시스템 시분할 다중접속 서비스로 핸드오버 되도록 하는 신호 메세지를 발생하는 코드분할 다중접속 기지국 제어기를 포함하고,상기 가입자 장치는, 상기 코드분할 다중접속 기지국으로부터의 파일럿 채널이 시간간격 T_TDROP 동안에 T_DROP 이상의 신호강도에서 수신된 경우, 및 상기 파일럿 비콘으로부터의 파일럿 채널이 값 T_HANDOFF 이상의 강도에서 수신된 경우에, 강도측정 레포트를 발생하며,상기 코드분할 다중접속 기지국 제어기는, 상기 파일럿 비콘으로부터의 파일럿 채널이 값 T_HANDOFF 이상의 강도에서 수신되었음을 파워 강도측정 레포트가 나타내는 경우에, 상기 신호 메세지를 발생하는 것을 특징으로 하는 셀룰러 전화시스템.
- 제 2 항에 있어서,T_HANDOFF 는 T_DROP 보다 더 큰 것을 특징으로 하는 셀룰러 전화시스템.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US08/604,786 | 1996-02-23 | ||
US08/604,786 US5978679A (en) | 1996-02-23 | 1996-02-23 | Coexisting GSM and CDMA wireless telecommunications networks |
Related Parent Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR10-1998-0706544A Division KR100414410B1 (ko) | 1996-02-23 | 1997-01-22 | 가입자장치이용방법및셀룰러전화시스템 |
Publications (1)
Publication Number | Publication Date |
---|---|
KR100414411B1 true KR100414411B1 (ko) | 2004-01-13 |
Family
ID=24421049
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR10-1998-0706544A KR100414410B1 (ko) | 1996-02-23 | 1997-01-22 | 가입자장치이용방법및셀룰러전화시스템 |
KR10-2003-7010045A KR100414411B1 (ko) | 1996-02-23 | 1997-01-22 | 셀룰러 전화 시스템 |
Family Applications Before (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR10-1998-0706544A KR100414410B1 (ko) | 1996-02-23 | 1997-01-22 | 가입자장치이용방법및셀룰러전화시스템 |
Country Status (22)
Country | Link |
---|---|
US (1) | US5978679A (ko) |
EP (1) | EP0882378B1 (ko) |
JP (1) | JP3515125B2 (ko) |
KR (2) | KR100414410B1 (ko) |
CN (1) | CN1152594C (ko) |
AR (1) | AR005928A1 (ko) |
AT (1) | ATE276632T1 (ko) |
AU (1) | AU723264B2 (ko) |
BR (1) | BR9708429A (ko) |
CA (1) | CA2247190C (ko) |
DE (1) | DE69730698T2 (ko) |
FI (2) | FI981778A (ko) |
HK (1) | HK1017558A1 (ko) |
ID (1) | ID15872A (ko) |
IL (1) | IL125877A (ko) |
NO (1) | NO319081B1 (ko) |
NZ (1) | NZ331441A (ko) |
RU (1) | RU2193290C2 (ko) |
TW (1) | TW330359B (ko) |
UA (1) | UA46827C2 (ko) |
WO (1) | WO1997031503A1 (ko) |
ZA (1) | ZA971478B (ko) |
Families Citing this family (128)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6418324B1 (en) | 1995-06-01 | 2002-07-09 | Padcom, Incorporated | Apparatus and method for transparent wireless communication between a remote device and host system |
US5878036A (en) * | 1995-12-20 | 1999-03-02 | Spartz; Michael K. | Wireless telecommunications system utilizing CDMA radio frequency signal modulation in conjunction with the GSM A-interface telecommunications network protocol |
AU742086B2 (en) * | 1995-12-20 | 2001-12-20 | Qualcomm Incorporated | Wireless telecommunications system utilizing CDMA radio frequency signal modulation in conjuction with the GSM A-interface telecommunications network protocol |
US5974042A (en) * | 1997-02-28 | 1999-10-26 | Motorola, Inc. | Service detection circuit and method |
US6393014B1 (en) * | 1997-06-03 | 2002-05-21 | At&T Wireless Services, Inc. | Method and system for providing data communication with a mobile station |
DE19742650C2 (de) * | 1997-09-26 | 2000-05-11 | Siemens Ag | Optimierung von Nachbarkanal-Meßberichten |
US6625132B1 (en) | 1997-11-13 | 2003-09-23 | Nortel Networks Ltd | Idle intersystem roaming determination and system reselection in a CDMA wireless communication system |
FR2771582B1 (fr) * | 1997-11-27 | 2001-10-19 | Alsthom Cge Alkatel | Procede de cooperation entre entites d'un reseau cellulaire de radiocommunications mobiles, lors de transferts de communications intercellulaires |
KR100254517B1 (ko) | 1997-12-29 | 2000-05-01 | 서정욱 | 코드분할다중방식 기지국용 주기형 비콘신호 발생장치 |
KR100277101B1 (ko) * | 1998-02-17 | 2001-01-15 | 윤종용 | 코드분할다중접속네트워크내의교환국간하드핸드오프수행방법 |
JP2930206B1 (ja) * | 1998-03-30 | 1999-08-03 | 埼玉日本電気株式会社 | 移動通信システムのハンドオフ装置 |
AU3726499A (en) * | 1998-05-05 | 1999-11-23 | Comverse Technology Inc. | System and method for providing access to value added services for roaming usersof mobile telephones |
US6496491B2 (en) * | 1998-05-08 | 2002-12-17 | Lucent Technologies Inc. | Mobile point-to-point protocol |
US7876729B1 (en) * | 1998-07-20 | 2011-01-25 | Qualcomm Incorporated | Intersystem base station handover |
MXPA01000672A (es) * | 1998-07-20 | 2002-07-22 | Qualcomm Inc | Transferencia de estaciones base en una red hibrida de sistema global para telecomunicaciones moviles/acceso multiple por division de codigo. |
DE69935859T2 (de) * | 1998-07-20 | 2007-12-13 | Qualcomm Inc., San Diego | Sanftes weiterreichen in einem hybriden gsm/cdma netzwerk |
GB9819482D0 (en) | 1998-09-07 | 1998-10-28 | Nokia Telecommunications Oy | Communication system |
US8060656B2 (en) | 1998-10-09 | 2011-11-15 | Netmotion Wireless, Inc. | Method and apparatus for providing mobile and other intermittent connectivity in a computing environment |
US7293107B1 (en) | 1998-10-09 | 2007-11-06 | Netmotion Wireless, Inc. | Method and apparatus for providing mobile and other intermittent connectivity in a computing environment |
US7778260B2 (en) | 1998-10-09 | 2010-08-17 | Netmotion Wireless, Inc. | Method and apparatus for providing mobile and other intermittent connectivity in a computing environment |
US8078727B2 (en) | 1998-10-09 | 2011-12-13 | Netmotion Wireless, Inc. | Method and apparatus for providing mobile and other intermittent connectivity in a computing environment |
US7596378B1 (en) * | 1999-09-30 | 2009-09-29 | Qualcomm Incorporated | Idle mode handling in a hybrid GSM/CDMA network |
JP2002534822A (ja) * | 1998-11-02 | 2002-10-15 | クゥアルコム・インコーポレイテッド | ハイブリッドgsm/cdmaネットワークでのアイドルモード取扱い |
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 |
DE19856401A1 (de) * | 1998-12-07 | 2000-06-15 | Siemens Ag | Verfahren zur Datenübertragung in einem Mobilfunksystem, Mobilstation und Basisstation |
US6621811B1 (en) * | 1999-02-02 | 2003-09-16 | Nortel Networks Limited | Method and system for generating multiple pilot beacons of different frequencies from a single pilot beacon |
BR0008497A (pt) | 1999-02-26 | 2002-09-24 | Qualcomm Inc | Método e sistema para repasse entre uma estação base cdma assìncrona e uma estação base cdma sìncrona |
US6424638B1 (en) * | 1999-05-21 | 2002-07-23 | Ericsson Inc. | System and method for performing an inter mobile system handover using the internet telephony system |
FI112583B (fi) * | 1999-05-26 | 2003-12-15 | Nokia Corp | Menetelmä solukkoradiojärjestelmien välisten kanavanvaihtomittausten toteuttamiseksi ja päätelaite |
GB2389752B (en) * | 1999-05-28 | 2004-02-25 | Nec Corp | Mobile telecommunications system |
KR100350466B1 (ko) * | 1999-05-31 | 2002-08-28 | 삼성전자 주식회사 | 단동기채널을 구비하는 이동통신시스템에서의 핸드오프 수행장치및 방법 |
US7882247B2 (en) | 1999-06-11 | 2011-02-01 | Netmotion Wireless, Inc. | Method and apparatus for providing secure connectivity in mobile and other intermittent computing environments |
KR100680072B1 (ko) * | 1999-09-14 | 2007-02-09 | 유티스타콤코리아 유한회사 | 비동기 이동통신 시스템에서 호 처리 및 핸드오프 처리 방법 |
KR100681469B1 (ko) * | 1999-09-18 | 2007-02-12 | 삼성전자주식회사 | 비동기 이동통신시스템에서 보조동기채널들을 구비하는 동기 이동통신시스템으로의 핸드오프 수행장치 및 방법 |
US6813256B1 (en) * | 1999-09-30 | 2004-11-02 | Qualcomm, Incorporated | Signaling data link for a GSM-CDMA air interface |
KR100695829B1 (ko) * | 1999-10-22 | 2007-03-16 | 유티스타콤코리아 유한회사 | 이동통신 시스템에서 동기식 기지국과 비동기식 기지국간핸드오프 처리방법 |
JP2001128215A (ja) * | 1999-10-29 | 2001-05-11 | Matsushita Electric Ind Co Ltd | Tdma−tdd方式送受信装置および送受信方法 |
US6393286B1 (en) | 1999-11-17 | 2002-05-21 | Telefonaktiebolaget Lm Ericsson (Publ) | Method for improving handovers between mobile communication systems |
US6654362B1 (en) * | 1999-11-24 | 2003-11-25 | Lucent Technologies, Inc. | Use of location in handoff in wireless communication systems |
JP3912946B2 (ja) * | 1999-12-03 | 2007-05-09 | キヤノン株式会社 | 移動通信システム及び基地局制御装置 |
JP4180236B2 (ja) | 1999-12-28 | 2008-11-12 | 株式会社エヌ・ティ・ティ・ドコモ | ハンドオーバ制御方法及びシステム |
US7230944B1 (en) | 1999-12-30 | 2007-06-12 | Geologic Solutions, Inc. | System and method of host routing when host computer is within a home network and/or a complementary network |
US7024199B1 (en) | 1999-12-30 | 2006-04-04 | Motient Communications Inc. | System and method of querying a device, checking device roaming history and/or obtaining device modem statistics when device is within a home network and/or complementary network |
US7068992B1 (en) | 1999-12-30 | 2006-06-27 | Motient Communications Inc. | System and method of polling wireless devices having a substantially fixed and/or predesignated geographic location |
US7136642B1 (en) | 1999-12-30 | 2006-11-14 | Massie Rodney E | System and method of querying a device, checking device roaming history and/or obtaining device modem statistics when device is within a home network and/or a complementary network |
KR100350481B1 (ko) * | 1999-12-30 | 2002-08-28 | 삼성전자 주식회사 | 비동기 이동통신시스템에서 동기 이동통신시스템으로의핸드오프 수행장치 및 방법 |
US6438117B1 (en) * | 2000-01-07 | 2002-08-20 | Qualcomm Incorporated | Base station synchronization for handover in a hybrid GSM/CDMA network |
JP3673757B2 (ja) * | 2000-03-06 | 2005-07-20 | シーメンス アクチエンゲゼルシヤフト | インターシステムハンドオーバーの制御のための方法 |
AU2006216068B2 (en) * | 2000-03-08 | 2009-11-19 | Qualcomm Incorporated | Intersystem base station handover |
US6768908B1 (en) * | 2000-04-07 | 2004-07-27 | Motorola, Inc. | Method and apparatus for soft handoff communications in a communication system operating according to IS-95B and IS-95C standards |
US6993359B1 (en) * | 2000-04-28 | 2006-01-31 | Cisco Technology, Inc. | Method and apparatus for inter-cell handover in wireless networks using multiple protocols |
US7469142B2 (en) * | 2000-04-28 | 2008-12-23 | Cisco Technology, Inc. | Method and apparatus for inter-cell handover in wireless networks using multiple protocols |
FR2809554B1 (fr) * | 2000-05-23 | 2002-08-16 | Mitsubishi Electric Telecom Eu | Procede de synchronisation d'au moins une station mobile dans un reseau de telecommunication mobile ayant une structure de canal de synchronisation modifiee |
US6542744B1 (en) * | 2000-06-20 | 2003-04-01 | Motorola, Inc. | Handoff in a cellular network |
JP2002010339A (ja) * | 2000-06-23 | 2002-01-11 | Ntt Docomo Inc | チャネル割当方法および通信装置 |
KR100338467B1 (ko) * | 2000-07-14 | 2002-05-27 | 안병엽 | 셀룰러 망 환경에서 보장형 이동 컴퓨팅 서비스의 동적자원 예약을 위한 이웃 셀 사이에 시간 오프셋을 가진비컨 신호 및 애드버타이즈 패킷의 타임베이스 분산 배치방법 |
FI20001877A (fi) * | 2000-08-25 | 2002-02-26 | Nokia Networks Oy | Yhteisvastuun vaihtaminen langattomassa tietoliikennejärjestelmässä |
KR100761185B1 (ko) * | 2000-08-31 | 2007-09-21 | 유티스타콤코리아 유한회사 | 차세대 이동 통신 시스템에서의 비동기식 무선망과 동기식코어 네트워크 간 연동시 멀티 콜을 지원하는 방법 |
US6937592B1 (en) * | 2000-09-01 | 2005-08-30 | Intel Corporation | Wireless communications system that supports multiple modes of operation |
EP1194006A3 (en) * | 2000-09-26 | 2007-04-25 | Matsushita Electric Industrial Co., Ltd. | Signal processing device and recording medium |
US20020177453A1 (en) * | 2000-11-15 | 2002-11-28 | Ming-Feng Chen | Mobile device server |
US20020086706A1 (en) * | 2000-11-15 | 2002-07-04 | Ming-Feng Chen | Mobile device server |
US20020068566A1 (en) * | 2000-12-04 | 2002-06-06 | Jonas Ohlsson | Preliminary performance of handover function in telecommunications system |
KR100625594B1 (ko) * | 2000-12-22 | 2006-09-20 | 한국전자통신연구원 | 무선 통신망에서의 병렬운용 시스템 |
US6996158B2 (en) | 2001-02-22 | 2006-02-07 | Freescale Semiconductors, Inc. | Signal detection using a CDMA receiver |
CN1199511C (zh) * | 2001-03-30 | 2005-04-27 | 诺基亚公司 | 用于支持无线电接入网间切换的方法 |
JP2002359875A (ja) | 2001-06-01 | 2002-12-13 | Nec Corp | 携帯型端末装置 |
US7079524B2 (en) * | 2001-10-11 | 2006-07-18 | Tekelec | Methods and systems for off-loading a-interface short message service (SMS) message traffic in a wireless communications network |
KR100450950B1 (ko) * | 2001-11-29 | 2004-10-02 | 삼성전자주식회사 | 구내/공중망 무선 패킷데이터 서비스를 받는 이동단말기의 인증 방법 및 그 사설망 시스템 |
CN100438372C (zh) | 2001-12-07 | 2008-11-26 | 高通股份有限公司 | 混合通信网络中的切换 |
CN100473000C (zh) * | 2001-12-07 | 2009-03-25 | 高通股份有限公司 | 在混合通信网络中的认证 |
US7016326B2 (en) * | 2001-12-07 | 2006-03-21 | Qualcomm Incorporated | Method and apparatus for effecting handoff between different cellular communications systems |
US7346032B2 (en) * | 2001-12-07 | 2008-03-18 | Qualcomm Incorporated | Method and apparatus for effecting handoff between different cellular communications systems |
US7230936B2 (en) * | 2001-12-14 | 2007-06-12 | Qualcomm Incorporated | System and method for data packet transport in hybrid wireless communication system |
US6725058B2 (en) * | 2001-12-26 | 2004-04-20 | Nokia Corporation | Intersystem handover |
CN1199514C (zh) * | 2002-03-01 | 2005-04-27 | 华为技术有限公司 | 一种实现gsm与cdma网络信令互通的方法 |
US6925095B2 (en) * | 2002-04-16 | 2005-08-02 | Motorola, Inc. | Method and apparatus for communication |
CA2483847A1 (en) | 2002-05-03 | 2003-11-13 | Coco Communications Corp. | Method and apparatus for persistent connections to a device through the use of multiple physical network connections and connection hand-offs between multiple bands, modes and networks |
EP1504551A4 (en) * | 2002-05-10 | 2005-11-30 | Qualcomm Inc | SPREADING IN A HYBRID COMMUNICATION NETWORK |
WO2004008720A1 (en) * | 2002-07-12 | 2004-01-22 | Spatial Wireless, Inc. | Method and system for the use of different wireless technologies within a hybrid switch protocol stack |
US20050215245A1 (en) * | 2002-07-12 | 2005-09-29 | Lu Tian | Method and system for the use of different wireless technologies within a hybrid switch protocol stack |
US6914913B2 (en) * | 2002-08-27 | 2005-07-05 | Motorola, Inc. | Multi-mode interoperable mobile station communications architectures and methods |
KR100960907B1 (ko) * | 2002-09-03 | 2010-06-04 | 인터디지탈 테크날러지 코포레이션 | 무선 단말기간의 핸드오프 제공 방법 |
KR100498338B1 (ko) * | 2002-11-13 | 2005-07-01 | 엘지전자 주식회사 | 이동통신 시스템들 간 핸드오버 방법 |
KR100810293B1 (ko) * | 2002-12-05 | 2008-03-06 | 삼성전자주식회사 | 서로 다른 이동통신시스템들 사이의 핸드오버 장치 및 방법 |
KR100810332B1 (ko) * | 2002-12-05 | 2008-03-04 | 삼성전자주식회사 | 서로 다른 이동통신시스템들 사이의 핸드오버 장치 및 방법 |
KR20040062037A (ko) * | 2002-12-31 | 2004-07-07 | 엘지전자 주식회사 | 이동통신 단말기의 통신 방식 전환 방법 |
EP1634468A4 (en) * | 2003-06-18 | 2011-03-30 | Qualcomm Inc | SYSTEM AND METHOD FOR A FORCED GSM CONNECTION TRANSMISSION |
JP4346996B2 (ja) * | 2003-08-29 | 2009-10-21 | 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 |
US7768977B2 (en) * | 2003-11-04 | 2010-08-03 | Sony Ericsson Mobile Communications Ab | Establishing a communication link by selectively powering a transceiver based on a communication request received by another transceiver |
SE0400163D0 (sv) * | 2004-01-28 | 2004-01-28 | Ericsson Telefon Ab L M | Method and systems of radio communications |
KR100561685B1 (ko) * | 2004-03-10 | 2006-03-15 | 에스케이 텔레콤주식회사 | 비동기망과 동기망이 혼재된 이동통신 시스템에서 상호연동 운용부를 통한 핸드오버를 위한 교환기간 핸드오버 전용 중계선 관리 방법 |
JP2007528660A (ja) * | 2004-03-10 | 2007-10-11 | エスケーテレコム カンパニー リミテッド | 非同期網と同期網が混在する移動通信システムにおけるハンドオーバーのための交換機間のハンドオーバー専用中継線管理方法及びそのシステム |
BRPI0508765A (pt) * | 2004-03-31 | 2007-08-28 | Sk Telecom Co Ltd | método para handover entre rede de comunicação assìncrona e rede de comunicação assìncrona de terminal de comunicação móvel multimodo multibanda e de terminal de comunicação móvel para o mesmo |
KR101481948B1 (ko) * | 2004-06-07 | 2015-01-14 | 애플 인크. | 무선 접속망에서 핸드오프 및 핸드오프 선택 |
US7395065B2 (en) * | 2004-06-18 | 2008-07-01 | Motorola, Inc. | Routing calls to facilitate call handover |
US7489902B2 (en) * | 2004-10-06 | 2009-02-10 | Zih Corp. | Systems and methods for facilitating simultaneous communication over multiple wired and wireless networks |
GB0422192D0 (en) * | 2004-10-06 | 2004-11-03 | Nokia Corp | Transfer of a user equipment in a communication system |
US8086241B2 (en) * | 2004-11-18 | 2011-12-27 | Mediatek Incorporation | Handoff methods, and devices utilizing same |
US8320326B2 (en) * | 2004-11-22 | 2012-11-27 | Motorola Mobility Llc | Method and system for inter-technology active handoff of a hybrid communication device |
US7787421B2 (en) * | 2004-11-22 | 2010-08-31 | Motorola, Inc. | Method and system for inter-technology active handoff of a hybrid communication device |
KR100677400B1 (ko) | 2004-11-23 | 2007-02-02 | 엘지전자 주식회사 | 듀얼 모드 단말기의 모드 변환 방법 |
KR100673814B1 (ko) * | 2004-12-15 | 2007-01-25 | 한국전자통신연구원 | 무선 팬 환경에서의 능동적인 pnc 핸드오버 방법 |
CN101053179B (zh) * | 2005-01-04 | 2011-03-23 | Sk电信有限公司 | 用于双频/双模移动通信终端的切换方法 |
US20060159047A1 (en) * | 2005-01-18 | 2006-07-20 | Interdigital Technology Corporation | Method and system for context transfer across heterogeneous networks |
US8494531B2 (en) | 2005-03-25 | 2013-07-23 | Qualcomm Incorporated | System and method for creating a wireless picocell |
US7471944B2 (en) * | 2005-07-06 | 2008-12-30 | Alcatel - Lucent Usa Inc. | Method and apparatus for identifying and tracking target subscribers in a universal mobile telephone system |
CN100421483C (zh) * | 2005-07-29 | 2008-09-24 | 华为技术有限公司 | 多模无线系统 |
US8626172B2 (en) | 2005-08-10 | 2014-01-07 | Qualcomm Incorporated | Method and apparatus for simultaneous communication utilizing multiple wireless communication systems |
JP4588617B2 (ja) * | 2005-11-24 | 2010-12-01 | 京セラ株式会社 | 無線通信端末、無線通信システム及び無線基地局選択方法 |
CN1988414B (zh) * | 2005-12-22 | 2010-05-05 | 联芯科技有限公司 | 捕获gsm邻小区同步信道方法及基站识别码重确认方法 |
EA017731B1 (ru) * | 2006-06-16 | 2013-02-28 | Шарп Кабусики Кайся | Устройство генерации данных, способ генерации данных и базовая станция |
KR100765484B1 (ko) * | 2006-08-29 | 2007-10-09 | 삼성전자주식회사 | 듀얼 스탠바이 휴대 통신 단말의 시스템 접속 방법 및 장치 |
GB2442041B (en) * | 2006-09-15 | 2011-08-10 | Siemens Ag | A method of selecting a network access point for handover of a mobile device |
JP5424899B2 (ja) * | 2007-02-15 | 2014-02-26 | コーニンクレッカ フィリップス エヌ ヴェ | 異なる物理層伝送方式の装置を有するワイヤレスネットワークにおける調整 |
US8219030B2 (en) * | 2007-06-20 | 2012-07-10 | Qualcomm Incorporated | Adaptive distributed frequency planning |
US8442003B2 (en) * | 2007-09-06 | 2013-05-14 | Qualcomm Incorporated | Routing in a mesh network |
CN101389119B (zh) | 2007-09-11 | 2012-09-05 | 电信科学技术研究院 | Lte系统小区切换过程中数据重传的方法及装置 |
JP5184139B2 (ja) | 2008-02-25 | 2013-04-17 | 株式会社エヌ・ティ・ティ・ドコモ | 移動通信システム、移動通信方法及び無線制御装置 |
JP2009231976A (ja) * | 2008-03-19 | 2009-10-08 | Nec Corp | 異なる無線アクセス方式間のハンドオーバ方法および無線通信システム |
US8208920B2 (en) | 2008-03-28 | 2012-06-26 | Qualcomm Incorporated | Reference signal management in mobile systems |
US8428038B1 (en) * | 2009-02-13 | 2013-04-23 | U.S. Department Of Energy | Communication devices for network-hopping communications and methods of network-hopping communications |
US8081624B2 (en) * | 2009-02-13 | 2011-12-20 | The United States Of America As Represented By The United States Department Of Energy | Communication devices for network-hopping communications and methods of network-hopping communications |
KR100951664B1 (ko) | 2009-05-07 | 2010-04-07 | (주) 콘텔라 | 비콘 신호를 출력할 수 있는 비콘장치 및 그 출력방법 |
CN101674601B (zh) * | 2009-09-28 | 2012-04-04 | 华为技术有限公司 | 伪导频信号处理方法和装置 |
TWI466579B (zh) * | 2010-02-03 | 2014-12-21 | Chi Mei Comm Systems Inc | 手機及其智慧卡註冊方法 |
US9674887B2 (en) | 2015-01-31 | 2017-06-06 | Seeonic, Inc. | Submissive mobile network connection regime of field device in machine-to-machine network |
EP3698478B1 (en) | 2017-10-20 | 2024-01-03 | Indian Institute of Technology, Guwahati | A mobile rf radiation detection device. |
Family Cites Families (30)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4901307A (en) * | 1986-10-17 | 1990-02-13 | Qualcomm, Inc. | Spread spectrum multiple access communication system using satellite or terrestrial repeaters |
US4737978A (en) * | 1986-10-31 | 1988-04-12 | Motorola, Inc. | Networked cellular radiotelephone systems |
US4905301A (en) * | 1988-07-28 | 1990-02-27 | Motorola, Inc. | Selective system scan for multizone radiotelephone subscriber units |
US4972455A (en) * | 1989-06-23 | 1990-11-20 | Motorola, Inc. | Dual-bandwidth cellular telephone |
US5267262A (en) * | 1989-11-07 | 1993-11-30 | Qualcomm Incorporated | Transmitter power control system |
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 |
US5018187A (en) * | 1990-06-05 | 1991-05-21 | At&T Bell Laboratories | Mobile telephone intrasystem and intersystem enhanced handoff method and apparatus for limiting trunk switching connections |
US5103459B1 (en) * | 1990-06-25 | 1999-07-06 | Qualcomm Inc | System and method for generating signal waveforms in a cdma cellular telephone system |
US5351269A (en) * | 1990-12-05 | 1994-09-27 | Scs Mobilecom, Inc. | Overlaying spread spectrum CDMA personal communications system |
US5235615A (en) * | 1991-05-22 | 1993-08-10 | Cylink Corporation | Spread spectrum method |
US5164958A (en) * | 1991-05-22 | 1992-11-17 | Cylink Corporation | Spread spectrum cellular handoff method |
US5195090A (en) * | 1991-07-09 | 1993-03-16 | At&T Bell Laboratories | Wireless access telephone-to-telephone network interface architecture |
CA2066538C (en) * | 1991-07-09 | 1997-12-23 | Brian David Bolliger | Mobile-telephone system call processing arrangement |
US5184347A (en) * | 1991-07-09 | 1993-02-02 | At&T Bell Laboratories | Adaptive synchronization arrangement |
US5345467A (en) * | 1991-07-10 | 1994-09-06 | Interdigital Technology Corp. | CDMA cellular hand-off apparatus and method |
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 |
US5438565A (en) * | 1993-03-31 | 1995-08-01 | At&T Corp. | Packet switch to provide code division, multiple access cellular service |
US5313489A (en) * | 1993-06-25 | 1994-05-17 | Motorola, Inc. | Signal processing in communication systems |
JP2992670B2 (ja) * | 1994-01-31 | 1999-12-20 | 松下電器産業株式会社 | 移動体通信装置 |
JP2586333B2 (ja) * | 1994-05-13 | 1997-02-26 | 日本電気株式会社 | 無線通信装置 |
DE69530644T2 (de) * | 1994-07-25 | 2004-03-25 | Siemens Information and Communication Networks, Inc., Boca Raton | Verbindungsumleitung für Mobiltelefon |
US5697055A (en) * | 1994-10-16 | 1997-12-09 | Qualcomm Incorporated | Method and apparatus for handoff between different cellular communications systems |
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 |
GB2297460B (en) * | 1995-01-28 | 1999-05-26 | Motorola Ltd | Communications system and a method therefor |
US5664007A (en) * | 1995-03-06 | 1997-09-02 | Samadi; Behrokh | Method and apparatus for providing continuation of a communication call across multiple networks |
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 |
US5640386A (en) * | 1995-06-06 | 1997-06-17 | Globalstar L.P. | Two-system protocol conversion transceiver repeater |
US5680395A (en) * | 1995-08-15 | 1997-10-21 | Qualcomm Incorporated | Method and apparatus for time division duplex pilot signal generation |
-
1996
- 1996-02-23 US US08/604,786 patent/US5978679A/en not_active Expired - Lifetime
-
1997
- 1997-01-22 KR KR10-1998-0706544A patent/KR100414410B1/ko not_active IP Right Cessation
- 1997-01-22 CN CNB971925143A patent/CN1152594C/zh not_active Expired - Fee Related
- 1997-01-22 AT AT97903039T patent/ATE276632T1/de not_active IP Right Cessation
- 1997-01-22 BR BR9708429A patent/BR9708429A/pt not_active Application Discontinuation
- 1997-01-22 NZ NZ331441A patent/NZ331441A/xx not_active IP Right Cessation
- 1997-01-22 RU RU98117837/09A patent/RU2193290C2/ru not_active IP Right Cessation
- 1997-01-22 AU AU17061/97A patent/AU723264B2/en not_active Ceased
- 1997-01-22 WO PCT/US1997/000926 patent/WO1997031503A1/en active Application Filing
- 1997-01-22 DE DE69730698T patent/DE69730698T2/de not_active Expired - Lifetime
- 1997-01-22 UA UA98084546A patent/UA46827C2/uk unknown
- 1997-01-22 KR KR10-2003-7010045A patent/KR100414411B1/ko not_active IP Right Cessation
- 1997-01-22 IL IL12587797A patent/IL125877A/xx not_active IP Right Cessation
- 1997-01-22 EP EP97903039A patent/EP0882378B1/en not_active Expired - Lifetime
- 1997-01-22 JP JP53015297A patent/JP3515125B2/ja not_active Expired - Fee Related
- 1997-01-22 CA CA002247190A patent/CA2247190C/en not_active Expired - Fee Related
- 1997-02-03 ID IDP970326A patent/ID15872A/id unknown
- 1997-02-05 TW TW086101453A patent/TW330359B/zh not_active IP Right Cessation
- 1997-02-20 ZA ZA9701478A patent/ZA971478B/xx unknown
- 1997-02-20 AR ARP970100680A patent/AR005928A1/es unknown
-
1998
- 1998-08-18 FI FI981778A patent/FI981778A/fi not_active Application Discontinuation
- 1998-08-21 NO NO19983879A patent/NO319081B1/no not_active IP Right Cessation
-
1999
- 1999-06-09 HK HK99102505A patent/HK1017558A1/xx not_active IP Right Cessation
-
2006
- 2006-04-12 FI FI20060355A patent/FI20060355L/fi not_active Application Discontinuation
Also Published As
Publication number | Publication date |
---|---|
KR19990087151A (ko) | 1999-12-15 |
RU2193290C2 (ru) | 2002-11-20 |
NO319081B1 (no) | 2005-06-13 |
ZA971478B (en) | 1997-08-28 |
DE69730698D1 (de) | 2004-10-21 |
UA46827C2 (uk) | 2002-06-17 |
US5978679A (en) | 1999-11-02 |
TW330359B (en) | 1998-04-21 |
DE69730698T2 (de) | 2005-09-22 |
EP0882378B1 (en) | 2004-09-15 |
NZ331441A (en) | 1999-01-28 |
FI20060355L (fi) | 2006-04-12 |
CN1152594C (zh) | 2004-06-02 |
FI981778A (fi) | 1998-10-23 |
AU723264B2 (en) | 2000-08-24 |
CA2247190A1 (en) | 1997-08-28 |
JP3515125B2 (ja) | 2004-04-05 |
ATE276632T1 (de) | 2004-10-15 |
AR005928A1 (es) | 1999-07-21 |
BR9708429A (pt) | 1999-08-03 |
EP0882378A1 (en) | 1998-12-09 |
FI981778A0 (fi) | 1998-08-18 |
CN1214844A (zh) | 1999-04-21 |
ID15872A (id) | 1997-08-14 |
CA2247190C (en) | 2005-06-28 |
IL125877A0 (en) | 1999-04-11 |
NO983879L (no) | 1998-10-21 |
KR100414410B1 (ko) | 2004-04-30 |
NO983879D0 (no) | 1998-08-21 |
WO1997031503A1 (en) | 1997-08-28 |
HK1017558A1 (en) | 1999-11-19 |
AU1706197A (en) | 1997-09-10 |
JP2000505261A (ja) | 2000-04-25 |
IL125877A (en) | 2003-10-31 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
KR100414411B1 (ko) | 셀룰러 전화 시스템 | |
KR100455243B1 (ko) | 시스템간소프트핸드오프를지원하는시스템간호출 | |
KR100509407B1 (ko) | 시스템간 소프트 핸드오프 | |
US6490452B1 (en) | Group handover in a cellular communications network | |
US6628632B1 (en) | Method and apparatus for permitting direct handoff between base stations in a wireless network | |
US8019335B2 (en) | Identifying neighboring cells in telecommunication network | |
US5697055A (en) | Method and apparatus for handoff between different cellular communications systems | |
KR100810479B1 (ko) | 시스템간 기지국 핸드오버 | |
US7392052B2 (en) | Hard handover method and controller | |
US6975881B2 (en) | Communication controller and method for maintaining a communication connection during a cell reselection | |
US20060268799A1 (en) | METHOD AND APPARATUS FOR WiFi TERMINAL WITH DUAL MAC STRUCTURE THAT ENABLES SEAMLESS VOICE COMMUNICATIONS HANDOVER | |
KR20060030428A (ko) | 이동통신망의 하드 핸드오프 제어 방법 및 시스템 | |
JPH07193851A (ja) | 移動体通信システムにおける多重接続方式 | |
EP1097602B1 (en) | Soft handover in a hybrid gsm/cdma network | |
JP4433152B2 (ja) | マルチモードの遠隔通信ネットワークにおけるハンドオーバの方法 | |
KR20000075167A (ko) | 이동 통신 시스템에서 고속 데이터 호에 대한 핸드 오프 제어 방법 | |
KR19980074241A (ko) | 개인용 통신 서비스 단말기의 통화품질을 이용한 핸드오프 처리방법 및 그 장치 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
A107 | Divisional application of patent | ||
A201 | Request for examination | ||
PA0104 | Divisional application for international application |
Comment text: Divisional Application for International Patent Patent event code: PA01041R01D Patent event date: 20030730 |
|
PA0201 | Request for examination | ||
E701 | Decision to grant or registration of patent right | ||
PE0701 | Decision of registration |
Patent event code: PE07011S01D Comment text: Decision to Grant Registration Patent event date: 20031023 |
|
GRNT | Written decision to grant | ||
PR0701 | Registration of establishment |
Comment text: Registration of Establishment Patent event date: 20031224 Patent event code: PR07011E01D |
|
PR1002 | Payment of registration fee |
Payment date: 20031224 End annual number: 3 Start annual number: 1 |
|
PG1601 | Publication of registration | ||
PR1001 | Payment of annual fee |
Payment date: 20061020 Start annual number: 4 End annual number: 4 |
|
PR1001 | Payment of annual fee |
Payment date: 20071011 Start annual number: 5 End annual number: 5 |
|
PR1001 | Payment of annual fee |
Payment date: 20081014 Start annual number: 6 End annual number: 6 |
|
FPAY | Annual fee payment |
Payment date: 20091016 Year of fee payment: 7 |
|
PR1001 | Payment of annual fee |
Payment date: 20091016 Start annual number: 7 End annual number: 7 |
|
LAPS | Lapse due to unpaid annual fee | ||
PC1903 | Unpaid annual fee |