DE60019137D1 - Verfahren und vorrichtung zur durchführung des umbuchens in einem drahtlosen kommunikationssystem, wie ein abruptes umbuchen - Google Patents

Verfahren und vorrichtung zur durchführung des umbuchens in einem drahtlosen kommunikationssystem, wie ein abruptes umbuchen

Info

Publication number
DE60019137D1
DE60019137D1 DE60019137T DE60019137T DE60019137D1 DE 60019137 D1 DE60019137 D1 DE 60019137D1 DE 60019137 T DE60019137 T DE 60019137T DE 60019137 T DE60019137 T DE 60019137T DE 60019137 D1 DE60019137 D1 DE 60019137D1
Authority
DE
Germany
Prior art keywords
abrupted
transfers
wireless communication
communication system
indicator bits
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
DE60019137T
Other languages
English (en)
Other versions
DE60019137T2 (de
DE60019137T3 (de
Inventor
Sandip Sarkar
G Tiedemann
P Odenwalder
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.)
Qualcomm Inc
Original Assignee
Qualcomm Inc
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=23467392&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=DE60019137(D1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Qualcomm Inc filed Critical Qualcomm Inc
Publication of DE60019137D1 publication Critical patent/DE60019137D1/de
Publication of DE60019137T2 publication Critical patent/DE60019137T2/de
Application granted granted Critical
Publication of DE60019137T3 publication Critical patent/DE60019137T3/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • 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
    • H04W52/18—TPC being performed according to specific parameters
    • H04W52/28—TPC being performed according to specific parameters using user profile, e.g. mobile speed, priority or network state, e.g. standby, idle or non transmission
    • H04W52/283—Power depending on the position of the mobile
    • 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
    • H04W52/18—TPC being performed according to specific parameters
    • H04W52/28—TPC being performed according to specific parameters using user profile, e.g. mobile speed, priority or network state, e.g. standby, idle or non transmission
    • H04W52/281—TPC being performed according to specific parameters using user profile, e.g. mobile speed, priority or network state, e.g. standby, idle or non transmission taking into account user or data type priority
    • 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
    • H04B7/2662—Arrangements for Wireless System Synchronisation
    • H04B7/2671—Arrangements for Wireless Time-Division Multiple Access [TDMA] System Synchronisation
    • H04B7/2675—Frequency synchronisation
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L5/00—Arrangements affording multiple use of the transmission path
    • H04L5/003—Arrangements for allocating sub-channels of the transmission path
    • H04L5/0048—Allocation of pilot signals, i.e. of signals known to the receiver
    • 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
    • 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
    • H04W36/0055—Transmission or use of information for re-establishing the radio link
    • H04W36/0072—Transmission or use of information for re-establishing the radio link of resource information of target access point
    • 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
    • H04W36/0088—Scheduling hand-off measurements
    • 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
    • H04W52/06—TPC algorithms
    • H04W52/12—Outer and inner loops
    • 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
    • H04W52/06—TPC algorithms
    • H04W52/16—Deriving transmission power values from another channel
    • 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
    • H04W52/18—TPC being performed according to specific parameters
    • H04W52/22—TPC being performed according to specific parameters taking into account previous information or commands
    • H04W52/228—TPC being performed according to specific parameters taking into account previous information or commands using past power values or information
    • 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
    • H04W52/18—TPC being performed according to specific parameters
    • H04W52/28—TPC being performed according to specific parameters using user profile, e.g. mobile speed, priority or network state, e.g. standby, idle or non transmission
    • H04W52/288—TPC being performed according to specific parameters using user profile, e.g. mobile speed, priority or network state, e.g. standby, idle or non transmission taking into account the usage mode, e.g. hands-free, data transmission, telephone
    • 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
    • H04W52/38—TPC being performed in particular situations
    • H04W52/40—TPC being performed in particular situations during macro-diversity or soft handoff
    • 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
    • H04W52/38—TPC being performed in particular situations
    • H04W52/48—TPC being performed in particular situations during retransmission after error or non-acknowledgment
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W56/00—Synchronisation arrangements
    • H04W56/0035—Synchronisation arrangements detecting errors in frequency or phase
    • 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
    • H04W52/00—Power management, e.g. TPC [Transmission Power Control], power saving or power classes
    • H04W52/04—TPC
    • H04W52/06—TPC algorithms
    • H04W52/08—Closed loop power control
    • 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
    • H04W52/18—TPC being performed according to specific parameters
    • H04W52/24—TPC being performed according to specific parameters using SIR [Signal to Interference Ratio] or other wireless path parameters
DE60019137T 1999-08-11 2000-08-11 Verfahren und vorrichtung zur durchführung des umbuchens in einem drahtlosen kommunikationssystem, wie ein abruptes umbuchen Expired - Lifetime DE60019137T3 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US372261 1999-08-11
US09/372,261 US6587446B2 (en) 1999-02-11 1999-08-11 Handoff in a wireless communication system
PCT/US2000/022244 WO2001011914A1 (en) 1999-08-11 2000-08-11 Method and system for performing a handoff in a wireless communication system, such as a hard handoff

Publications (3)

Publication Number Publication Date
DE60019137D1 true DE60019137D1 (de) 2005-05-04
DE60019137T2 DE60019137T2 (de) 2006-02-09
DE60019137T3 DE60019137T3 (de) 2011-06-01

Family

ID=23467392

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60019137T Expired - Lifetime DE60019137T3 (de) 1999-08-11 2000-08-11 Verfahren und vorrichtung zur durchführung des umbuchens in einem drahtlosen kommunikationssystem, wie ein abruptes umbuchen

Country Status (18)

Country Link
US (3) US6587446B2 (de)
EP (1) EP1208713B2 (de)
JP (2) JP4668492B2 (de)
KR (5) KR100897212B1 (de)
CN (2) CN1248535C (de)
AT (1) ATE292359T1 (de)
AU (1) AU776461B2 (de)
BR (1) BRPI0013206B1 (de)
CA (1) CA2380368C (de)
DE (1) DE60019137T3 (de)
ES (1) ES2239026T5 (de)
HK (1) HK1046803B (de)
IL (4) IL147721A0 (de)
MX (1) MXPA02001440A (de)
NO (1) NO333534B1 (de)
RU (1) RU2261536C2 (de)
UA (1) UA72764C2 (de)
WO (1) WO2001011914A1 (de)

Families Citing this family (78)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6081536A (en) 1997-06-20 2000-06-27 Tantivy Communications, Inc. Dynamic bandwidth allocation to transmit a wireless protocol across a code division multiple access (CDMA) radio link
US7496072B2 (en) * 1997-12-17 2009-02-24 Interdigital Technology Corporation System and method for controlling signal strength over a reverse link of a CDMA wireless communication system
US7936728B2 (en) 1997-12-17 2011-05-03 Tantivy Communications, Inc. System and method for maintaining timing of synchronization messages over a reverse link of a CDMA wireless communication system
US9525923B2 (en) 1997-12-17 2016-12-20 Intel Corporation Multi-detection of heartbeat to reduce error probability
US7394791B2 (en) 1997-12-17 2008-07-01 Interdigital Technology Corporation Multi-detection of heartbeat to reduce error probability
US6222832B1 (en) 1998-06-01 2001-04-24 Tantivy Communications, Inc. Fast Acquisition of traffic channels for a highly variable data rate reverse link of a CDMA wireless communication system
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
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
US7773566B2 (en) 1998-06-01 2010-08-10 Tantivy Communications, Inc. System and method for maintaining timing of synchronization messages over a reverse link of a CDMA wireless communication system
US8134980B2 (en) 1998-06-01 2012-03-13 Ipr Licensing, Inc. Transmittal of heartbeat signal at a lower level than heartbeat request
US6587446B2 (en) * 1999-02-11 2003-07-01 Qualcomm Incorporated Handoff in a wireless communication system
EP1081979A1 (de) * 1999-08-31 2001-03-07 TELEFONAKTIEBOLAGET L M ERICSSON (publ) Teilnehmergerät, Netzsteuerungsmittel und Verfahren zur Auslösung von Interfrequenz-Messungen in einem mobilen Kommunikationssystem
GB9921007D0 (en) * 1999-09-06 1999-11-10 Nokia Telecommunications Oy Quality measurement
US20050223407A1 (en) * 1999-09-27 2005-10-06 Fullerton Larry W Wireless local area audio/visual information distribution system and method by impulse radio
US6611695B1 (en) * 1999-12-20 2003-08-26 Nortel Networks Limited Method and apparatus for assigning frequency channels to a beam in a multi-beam cellular communications system
AU3673001A (en) 2000-02-07 2001-08-14 Tantivy Communications, Inc. Minimal maintenance link to support synchronization
BRPI0109489B1 (pt) * 2000-03-21 2019-02-12 Samsung Eletronics Co., Ltd. Aparelho e método de codificação em sistema de comunicação cdma
US6801512B1 (en) * 2000-03-23 2004-10-05 Motorola, Inc. Method and apparatus for providing a distributed architecture digital wireless communication system
US6917808B1 (en) * 2000-04-28 2005-07-12 Lucent Technologies Inc. Inter-frequency handoff evaluation method
JP3473555B2 (ja) * 2000-06-30 2003-12-08 日本電気株式会社 送信電力制御方式、制御方法及び基地局、制御局並びに記録媒体
US7089003B2 (en) * 2000-08-01 2006-08-08 Bellsouth Intellectual Property Corporation Methods and systems for selective broadcast enhancement
JP3440076B2 (ja) * 2000-11-29 2003-08-25 松下電器産業株式会社 無線インフラ装置
US8155096B1 (en) 2000-12-01 2012-04-10 Ipr Licensing Inc. Antenna control system and method
US6954448B2 (en) 2001-02-01 2005-10-11 Ipr Licensing, Inc. Alternate channel for carrying selected message types
US7551663B1 (en) 2001-02-01 2009-06-23 Ipr Licensing, Inc. Use of correlation combination to achieve channel detection
US7020463B2 (en) * 2001-03-09 2006-03-28 The Directv Group, Inc. Methodology for mobile user terminals in broadband systems
EP2479905B1 (de) 2001-06-13 2017-03-15 Intel Corporation Verfahren und vorichtungen zur Senden eines Herzschlagsignals mit einem niedrigeren Pegel als eine Herzschlaganförderung
US7580390B2 (en) * 2001-11-26 2009-08-25 Qualcomm Incorporated Reducing handover frequency error
US6725058B2 (en) * 2001-12-26 2004-04-20 Nokia Corporation Intersystem handover
KR101024875B1 (ko) * 2002-01-08 2011-03-31 아이피알 라이센싱, 인코포레이티드 무선 통신 시스템의 역방향 링크에서 유지 채널을유지하는 방법 및 시스템
US7313398B1 (en) * 2002-08-06 2007-12-25 Sprint Spectrum L.P. System and method for handoff in a CDMA network
US8320922B2 (en) 2002-08-07 2012-11-27 Qualcomm Incorporated Registration in a broadcast communications system
CN100454794C (zh) * 2002-08-08 2009-01-21 中兴通讯股份有限公司 一种用于宽带码分多址系统的频间硬切换判决方法
TW583855B (en) * 2002-08-22 2004-04-11 Mediatek Inc Wireless communication device for transmitting RF signals
EP2267605B1 (de) * 2002-09-03 2013-10-23 InterDigital Technology Corporation Verfahren zum Übergeben einer Kommunikationssitzung von einem ersten an ein zweites Endgerät sowie Endgerät
US7151951B2 (en) * 2002-12-23 2006-12-19 Telefonktiebolaget Lm Ericsson (Publ) Using beamforming and closed loop transmit diversity in a multi-beam antenna system
US20040137905A1 (en) * 2003-01-09 2004-07-15 Docomo Communications Laboratories Usa, Inc. System and method for channel scanning in wireless networks
DE10306171B4 (de) * 2003-02-13 2007-02-08 Siemens Ag Verfahren zum Einstellen der Sendeleistungen zweier Kanäle einer Verbindung, Station und Kommunikationssystem
US7292550B2 (en) * 2003-03-27 2007-11-06 Kyocera Wireless Corp. System and method for minimizing voice packet loss during a wireless communications device candidate frequency search (CFS)
US9179495B1 (en) 2003-07-08 2015-11-03 Hewlett-Packard Development Company, L.P. Implementing “all wireless” network over WiFi equipment using “scheduled TDMA”
US20050048920A1 (en) * 2003-08-26 2005-03-03 Jung-Tao Liu Method of control signaling in wireless communications
CA2541630C (en) * 2003-10-06 2013-03-05 Nokia Corporation A method and a device for reconfiguration in a wireless system
SE0303031D0 (sv) * 2003-11-12 2003-11-12 Ericsson Telefon Ab L M Inter-Frequency and inter-rat handover measurements
AU2004311157B2 (en) * 2003-11-24 2008-05-08 Interdigital Technology Corporation Method and apparatus for utilizing a directional beam antenna in a wireless transmit/receive unit
CN1943152B (zh) 2004-02-13 2011-07-27 桥扬科技有限公司 用于具有自适应发射和反馈的多载波通信系统的方法和设备
AU2005213087B2 (en) * 2004-02-14 2008-07-31 Samsung Electronics Co., Ltd. Apparatus and method for allocating OVSF codes and I/Q channels for reducing Peak-To-Average Power Ratio in transmitting data via enhanced up-link dedicated channels in WCDMA systems
EP1733586B1 (de) * 2004-03-17 2016-03-09 Unwired Planet International Limited Verfahren und anordnung für verbesserte interrat-weiterreichung
US7660583B2 (en) 2004-03-19 2010-02-09 Nokia Corporation Advanced handover in phased-shifted and time-sliced networks
CN100359986C (zh) * 2004-08-04 2008-01-02 中兴通讯股份有限公司 Td-scdma系统中切换判决方法
FR2875077B1 (fr) * 2004-09-09 2006-12-08 Nortel Networks Ltd Procede et dispositif de controle de la puissance d'emission d'un terminal mobile dans un systeme radio cellulaire, et terminal adapte a la mise en oeuvre du procede
US20070140207A1 (en) * 2005-05-31 2007-06-21 Kyocera Corporation Communication system, communication apparatus, communication method and base station
ATE531232T1 (de) * 2005-08-05 2011-11-15 Ericsson Telefon Ab L M Kommunikationssystem
JP4668733B2 (ja) * 2005-08-19 2011-04-13 株式会社エヌ・ティ・ティ・ドコモ 伝送速度制御方法及び移動局
US8068835B2 (en) * 2005-10-27 2011-11-29 Qualcomm Incorporated Tune-away and cross paging systems and methods
US8229433B2 (en) 2005-10-27 2012-07-24 Qualcomm Incorporated Inter-frequency handoff
US9247467B2 (en) 2005-10-27 2016-01-26 Qualcomm Incorporated Resource allocation during tune-away
US8134977B2 (en) 2005-10-27 2012-03-13 Qualcomm Incorporated Tune-away protocols for wireless systems
US20070135122A1 (en) * 2005-12-12 2007-06-14 Dillon Matt J System and method for providing coverage to mobile stations in a network
US7636345B2 (en) * 2006-02-01 2009-12-22 Comsys Communication & Signal Processing Ltd. Apparatus for and method of time related communications between multiple devices having different time bases
US8218517B2 (en) * 2006-02-28 2012-07-10 Broadcom Corporation Method and apparatus for dual frequency timing acquisition for compressed WCDMA communication networks
JP4771835B2 (ja) * 2006-03-06 2011-09-14 株式会社リコー トナー及び画像形成方法
KR100782591B1 (ko) * 2006-04-05 2007-12-06 노키아 코포레이션 무선 시스템에서의 재구성을 위한 방법 및 디바이스
JP5018068B2 (ja) * 2006-12-20 2012-09-05 日本電気株式会社 移動通信システム、ハンドオーバ制御方法、無線基地局、移動局及びプログラム
US9807803B2 (en) 2007-03-01 2017-10-31 Qualcomm Incorporated Transmission control for wireless communication networks
JP5107069B2 (ja) * 2008-01-25 2012-12-26 株式会社エヌ・ティ・ティ・ドコモ 移動通信システムで使用される基地局装置及び方法
KR101453986B1 (ko) 2008-04-24 2014-10-21 에스케이텔레콤 주식회사 ＣＤＭＡ2000 1ｘＥＶ-ＤＯ 시스템에서의 채널 레코드를이용하는 하드 핸드오프의 지연 최소화 알고리즘을 트리거하는 방법 및 그 시스템
WO2010030399A1 (en) * 2008-09-12 2010-03-18 Qualcomm Incorporated A method and apparatus for signaling to a mobile device which set of training sequence codes to use for a communication link
US8964692B2 (en) * 2008-11-10 2015-02-24 Qualcomm Incorporated Spectrum sensing of bluetooth using a sequence of energy detection measurements
US9210633B2 (en) * 2009-04-20 2015-12-08 Interdigital Patent Holdings, Inc. Method and apparatus for avoiding interference from closed subscriber group cells
JP4978656B2 (ja) * 2009-05-07 2012-07-18 株式会社日立製作所 無線通信システムの送信電力制御方法
KR101578010B1 (ko) 2009-07-03 2015-12-16 엘지전자 주식회사 레거시 지원 모드에서 단말의 레인징
MY154323A (en) * 2009-07-03 2015-05-29 Lg Electronics Inc Ranging by mobile station in legacy support mode
CN102754468B (zh) 2010-02-19 2017-03-08 联想集团有限公司 频率间定位测量
JP5540824B2 (ja) 2010-03-29 2014-07-02 ソニー株式会社 通信制御方法、通信システム、および管理サーバ
US8526308B1 (en) * 2010-07-14 2013-09-03 Sprint Communications Company L.P. Interruption of wireless reverse link data transfer based on power change instructions
US8982782B1 (en) * 2011-02-09 2015-03-17 Sprint Spectrum L.P. Method and system of sending power control commands
US9363704B2 (en) * 2014-06-20 2016-06-07 Apple Inc. Selecting a physical data channel based on application traffic pattern
JP2017092754A (ja) * 2015-11-12 2017-05-25 株式会社 日立産業制御ソリューションズ 通信システムおよび通信装置

Family Cites Families (103)

* Cited by examiner, † Cited by third party
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
US5109390A (en) 1989-11-07 1992-04-28 Qualcomm Incorporated Diversity receiver in a cdma cellular telephone 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
US5182753A (en) 1990-03-20 1993-01-26 Telefonaktiebolaget L M Ericsson Method of transmitting signaling messages in a mobile radio communication system
US5418839A (en) 1990-04-13 1995-05-23 Phonemate, Inc. Environmental adaptive mechanism for channel utilization in cordless telephones
US5103459B1 (en) 1990-06-25 1999-07-06 Qualcomm Inc System and method for generating signal waveforms in a cdma cellular telephone system
ES2166355T3 (es) 1991-06-11 2002-04-16 Qualcomm Inc Vocodificador de velocidad variable.
EP0530165A3 (en) 1991-08-23 1993-08-11 Telefonaktiebolaget L M Ericsson Mobile station-controlled handoff
EP0548939B1 (de) 1991-12-26 2000-09-13 Nec Corporation System zur Steuerung der Sendeleistung mit Gewährleistung einer konstanten Signalqualität in einem Mobilkommunikationsnetzwerk
US5267261A (en) 1992-03-05 1993-11-30 Qualcomm Incorporated Mobile station assisted soft handoff in a CDMA cellular communications system
EP0566551B1 (de) 1992-04-17 1999-08-04 Telefonaktiebolaget L M Ericsson Mobil unterstütztes Weiterreichen mit Kodemultiplex-Vielfachzugriff
JP2989422B2 (ja) * 1992-07-01 1999-12-13 クラリオン株式会社 受信装置
JP3345114B2 (ja) * 1992-08-18 2002-11-18 コーニンクレッカ フィリップス エレクトロニクス エヌ ヴィ 高周波信号受信機
US5471503A (en) 1992-12-29 1995-11-28 Apple Computer, Inc. Scanning method for receiving a transmission in a communication system with slow frequency hopping and coding
US5410733A (en) 1993-02-11 1995-04-25 Nokia Mobile Phones Ltd. Received signal strength information measurement useful in a mobile telephone system having mobile assisted handoff capability
DE69413224T2 (de) * 1993-06-07 1999-03-04 Alsthom Cge Alcatel SIGNALISATIONSPAKET FüR KOMMUNIKATIONSSYSTEM MIT MODULIERTER REFERENZ DIE EINEM ZEITABHAENGIGEN GESETZ FOLGT
TW306102B (de) * 1993-06-14 1997-05-21 Ericsson Telefon Ab L M
CA2147501A1 (en) 1993-09-17 1995-03-23 Jeffrey D. Bonta Method and apparatus for passing network device operations between network devices
ZA948134B (en) 1993-10-28 1995-06-13 Quaqlcomm Inc Method and apparatus for performing handoff between sectors of a common base station
US5490165A (en) 1993-10-28 1996-02-06 Qualcomm Incorporated Demodulation element assignment in a system capable of receiving multiple signals
EP0667726A3 (de) 1994-02-14 1999-06-02 Matsushita Electric Industrial Co., Ltd. Leistungsregelung während eines Weiterreichens in einem mobilen zellularen Funksystem
US5724380A (en) 1994-06-06 1998-03-03 Siemens Aktiengesellschaft Radio transmission system
JP2689909B2 (ja) * 1994-07-25 1997-12-10 日本電気株式会社 周波数制御回路
US5546464A (en) 1994-09-16 1996-08-13 Ericsson Inc. Method of and apparatus for selective resynchronization in a digital cellular communications system
US5697055A (en) 1994-10-16 1997-12-09 Qualcomm Incorporated Method and apparatus for handoff between different cellular communications systems
US5577022A (en) 1994-11-22 1996-11-19 Qualcomm Incorporated Pilot signal searching technique for a cellular communications system
US5727033A (en) 1994-11-30 1998-03-10 Lucent Technologies Inc. Symbol error based power control for mobile telecommunication system
GB2297460B (en) 1995-01-28 1999-05-26 Motorola Ltd Communications system and a method therefor
FI100444B (fi) 1995-02-20 1997-11-28 Nokia Mobile Phones Ltd Tiedonsiirtomenetelmä ja -järjestelmä
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
US5896368A (en) 1995-05-01 1999-04-20 Telefonaktiebolaget Lm Ericsson Multi-code compressed mode DS-CDMA systems and methods
US5883899A (en) 1995-05-01 1999-03-16 Telefonaktiebolaget Lm Ericsson Code-rate increased compressed mode DS-CDMA systems and methods
US5689815A (en) 1995-05-04 1997-11-18 Oki Telecom, Inc. Saturation prevention system for radio telephone with open and closed loop power control systems
US5508708A (en) 1995-05-08 1996-04-16 Motorola, Inc. Method and apparatus for location finding in a CDMA system
EP1229752B1 (de) 1995-05-31 2004-10-13 NTT DoCoMo, Inc. Verfahren, System und Mobilstationsvorrichtung zur CDMA-Mobilkommunikation
US5524009A (en) 1995-06-07 1996-06-04 Nokia Mobile Phones Ltd. Fast AGC setting using RSS (I) measurement procedure
JPH0918927A (ja) 1995-06-29 1997-01-17 Nec Corp 無線セル選択方法
US5629934A (en) 1995-06-30 1997-05-13 Motorola, Inc. Power control for CDMA communication systems
US6665308B1 (en) * 1995-08-25 2003-12-16 Terayon Communication Systems, Inc. Apparatus and method for equalization in distributed digital data transmission systems
JPH0983429A (ja) 1995-09-18 1997-03-28 Toshiba Corp Ｃｄｍａセルラ無線システムの移動局装置並びに拡散符号同期方法
US5701294A (en) 1995-10-02 1997-12-23 Telefonaktiebolaget Lm Ericsson System and method for flexible coding, modulation, and time slot allocation in a radio telecommunications network
US6047165A (en) 1995-11-14 2000-04-04 Harris Corporation Wireless, frequency-agile spread spectrum ground link-based aircraft data communication system
JPH10513308A (ja) 1995-11-20 1998-12-15 フィリップス エレクトロニクス ネムローゼ フェンノートシャップ 電気伝導ワイヤ
US5930706A (en) 1995-11-29 1999-07-27 Ericsson Inc. Detecting messages transmitted over a communications channel such as a paging channel
US5761240A (en) 1996-02-06 1998-06-02 Ericsson Inc. Method and apparatus for determining an optical communications channel without loss of channel messages on a current communications channel
AU2746397A (en) 1996-04-30 1997-11-19 Theratech, Inc. Transdermal administration of steroid hormones using diethanolamides of c12-c18 fatty acids as permeation enhancers
JPH09307942A (ja) 1996-05-14 1997-11-28 Matsushita Electric Ind Co Ltd 移動局装置
JP3352593B2 (ja) 1996-05-22 2002-12-03 株式会社エヌ・ティ・ティ・ドコモ 移動通信システムおよび移動通信システムにおけるソフトハンドオーバ中送信電力制御方法
US5848063A (en) 1996-05-23 1998-12-08 Qualcomm Incorporated Method and apparatus for hard handoff in a CDMA system
US5946605A (en) * 1996-05-24 1999-08-31 Digital Dj Method and apparatus for communicating information using a data tuner
US6396804B2 (en) 1996-05-28 2002-05-28 Qualcomm Incorporated High data rate CDMA wireless communication system
FI106680B (fi) * 1996-06-17 2001-03-15 Nokia Mobile Phones Ltd Menetelmä vastaanoton laadun parantamiseksi radiovastaanottimessa ja radiovastaanotin
GB2314734B (en) 1996-06-28 2000-11-01 Motorola Ltd Method and apparatus for monitoring channels
JPH1051834A (ja) 1996-08-05 1998-02-20 Nippon Telegr & Teleph Corp <Ntt> 基地局選択方法
US5937019A (en) 1996-08-07 1999-08-10 Qualcomm Incorporated Method and apparatus for reliable intersystem handoff in a CDMA system
KR19980014306A (ko) 1996-08-09 1998-05-25 김광호 하드 핸드오프 처리장치 및 그 처리방법
US5751725A (en) 1996-10-18 1998-05-12 Qualcomm Incorporated Method and apparatus for determining the rate of received data in a variable rate communication system
FI102229B1 (fi) * 1996-11-05 1998-10-30 Nokia Mobile Phones Ltd Menetelmä radiovastaanottimen virityksen parantamiseksi ja radiovastaanotin
US6075974A (en) 1996-11-20 2000-06-13 Qualcomm Inc. Method and apparatus for adjusting thresholds and measurements of received signals by anticipating power control commands yet to be executed
GB2362300B (en) * 1996-12-23 2002-01-16 Ericsson Telefon Ab L M Telecommunications systems
US5953325A (en) 1997-01-02 1999-09-14 Telefonaktiebolaget L M Ericsson (Publ) Forward link transmission mode for CDMA cellular communications system using steerable and distributed antennas
US5940761A (en) * 1997-01-15 1999-08-17 Qaulcomm Incorporated Method and apparatus for performing mobile assisted hard handoff between communication systems
US6151502A (en) 1997-01-29 2000-11-21 Qualcomm Incorporated Method and apparatus for performing soft hand-off in a wireless communication system
DE19705301C1 (de) 1997-02-13 1998-10-01 V W B Gmbh Einrichtung zur berührungslosen Informations- und Energieübertragung
US5999816A (en) 1997-02-18 1999-12-07 Qualcomm Incorporated Method and apparatus for performing mobile assisted hard handoff between communication systems
US6144649A (en) 1997-02-27 2000-11-07 Motorola, Inc. Method and apparatus for acquiring a pilot signal in a CDMA receiver
US5963870A (en) * 1997-03-26 1999-10-05 Nortel Networks Corporation Process for switching between IS-95 forward power control and fast forward power control
US6073025A (en) * 1997-03-26 2000-06-06 Nortel Networks Corporation Base station power control during a soft hand-off
CA2278755A1 (en) 1997-04-16 1998-10-22 Ntt Mobile Communications Network Inc. Code division multiple access communication method
US6073021A (en) 1997-05-30 2000-06-06 Lucent Technologies, Inc. Robust CDMA soft handoff
US6185431B1 (en) * 1997-06-18 2001-02-06 Oki Telecom, Inc. Mobile station closed loop output power stability system for weak signal conditions
US5982760A (en) 1997-06-20 1999-11-09 Qualcomm Inc. Method and apparatus for power adaptation control in closed-loop communications
US6396820B1 (en) 1997-06-24 2002-05-28 Lucent Technologies Inc. Wireless telecommunications system for improving performance and compatibility
US6078570A (en) * 1997-08-21 2000-06-20 Nokia Mobile Phones Limited Mobile assisted hard hand-off for a code division multiple access (CDMA) system
KR100263176B1 (ko) * 1997-09-18 2000-08-01 윤종용 주파수간 하드 핸드오프를 위한 파일럿 신호 발생 장치 및방법, 이를 이용한 하드 핸드오프 방법
US6118498A (en) * 1997-09-26 2000-09-12 Sarnoff Corporation Channel scanning and channel change latency reduction in an ATSC television receiver
US6101175A (en) 1997-10-31 2000-08-08 Motorola, Inc. Method and apparatus for handoff within a communication system
US6154659A (en) * 1997-12-24 2000-11-28 Nortel Networks Limited Fast forward link power control in a code division multiple access system
US5995836A (en) 1997-12-24 1999-11-30 Telefonaktiebolaget Lm Ericsson Method and system for variable handoff hysteresis in a radiocommunication system
KR100304924B1 (ko) * 1997-12-30 2001-11-22 서평원 코드분할다중접속셀룰러시스템의주파수간핸드오프제어방법
US6075989A (en) * 1998-01-20 2000-06-13 Motorola, Inc. Method and apparatus for determining a need to handoff a mobile communication signal in a wireless communication system
US6134440A (en) * 1998-01-26 2000-10-17 Qualcomm Inc. Method and apparatus for performing mobile station assisted hard handoff using off line searching
AU2764099A (en) 1998-02-13 1999-08-30 Qualcomm Incorporated Method and system for performing a handoff in a wireless communication system, such as a hard handoff
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
US6157835A (en) 1998-03-02 2000-12-05 Ericsson Inc. System and method for detecting and handling system and capability changes in handoffs of cellular calls
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
WO1999057649A2 (en) 1998-05-04 1999-11-11 Intermec Ip Corporation Automatic data collection device having a network communications capability
US6553064B1 (en) 1998-05-07 2003-04-22 Qualcomm Incorporated Method and apparatus for performing mobile station assisted hard handoff using error correction codes
EP1076956B1 (de) 1998-05-07 2006-05-31 QUALCOMM Incorporated Verfahren zur koordination von basisstationssendungen mit überwachungszeiten des mobilstations
US6212368B1 (en) * 1998-05-27 2001-04-03 Ericsson Inc. Measurement techniques for diversity and inter-frequency mobile assisted handoff (MAHO)
US6865173B1 (en) 1998-07-13 2005-03-08 Infineon Technologies North America Corp. Method and apparatus for performing an interfrequency search
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
US6310869B1 (en) 1998-08-31 2001-10-30 Qualcomm Incorporated Method and apparatus for reducing amplitude variations and interference in communication signals, such as in wireless communication signals employing inserted pilot symbols
US7190688B1 (en) * 1998-09-21 2007-03-13 Lucent Technologies Inc. Method and apparatus for adaptive setting of initial traffic power
US20020082019A1 (en) 1998-12-30 2002-06-27 Oguz Sunay Methods and apparatus for accomplishing inter-frequency, inter-network, and inter-tier soft handoff using dual transmission/reception or compression
US6611506B1 (en) * 1999-01-21 2003-08-26 Lucent Technologies Inc. Enhanced channel allocation among multiple carriers in a spread spectrum communications system
US6587446B2 (en) * 1999-02-11 2003-07-01 Qualcomm Incorporated Handoff in a wireless communication system
KR100433910B1 (ko) * 1999-02-13 2004-06-04 삼성전자주식회사 부호분할다중접속 통신시스템의 주파수간핸드오프를 위한 전력
US6385455B1 (en) * 1999-04-12 2002-05-07 Motorola, Inc. Method and system in a transceiver for selecting a communication parameter for communicating with a concentrated subscriber unit
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
FI111120B (fi) * 1999-10-25 2003-05-30 Nokia Corp Ajoitusmenetelmä ja -järjestely taajuuksien välistä yhteydensiirtoa valmistelevien mittausten tekemiseksi
US6879576B1 (en) 2000-09-06 2005-04-12 Qualcomm Incorporated Method and apparatus for processing a physical channel with partial transport format information

Also Published As

Publication number Publication date
HK1046803B (zh) 2006-11-17
NO20020624L (no) 2002-02-08
HK1046803A1 (en) 2003-01-24
NO20020624D0 (no) 2002-02-08
US7245597B2 (en) 2007-07-17
US8199716B2 (en) 2012-06-12
KR100897212B1 (ko) 2009-05-20
KR100897211B1 (ko) 2009-05-14
US20030058828A1 (en) 2003-03-27
DE60019137T2 (de) 2006-02-09
ES2239026T3 (es) 2005-09-16
IL181977A (en) 2010-11-30
EP1208713B2 (de) 2010-03-31
WO2001011914A1 (en) 2001-02-15
KR20020012637A (ko) 2002-02-16
IL147721A (en) 2007-07-04
MXPA02001440A (es) 2002-08-30
KR100897214B1 (ko) 2009-05-20
NO333534B1 (no) 2013-07-01
CA2380368A1 (en) 2001-02-15
EP1208713B1 (de) 2005-03-30
KR100816691B1 (ko) 2008-03-27
AU6640600A (en) 2001-03-05
ATE292359T1 (de) 2005-04-15
JP4778102B2 (ja) 2011-09-21
KR20080109911A (ko) 2008-12-17
KR20080109909A (ko) 2008-12-17
AU776461B2 (en) 2004-09-09
US20020093922A1 (en) 2002-07-18
CN1756402A (zh) 2006-04-05
DE60019137T3 (de) 2011-06-01
RU2261536C2 (ru) 2005-09-27
BRPI0013206B1 (pt) 2016-04-26
IL181977A0 (en) 2007-07-04
KR100897213B1 (ko) 2009-05-20
US20070064640A1 (en) 2007-03-22
KR20070100387A (ko) 2007-10-10
BR0013206A (pt) 2002-07-09
JP2003506983A (ja) 2003-02-18
KR20080109910A (ko) 2008-12-17
US6587446B2 (en) 2003-07-01
CN1756402B (zh) 2015-11-25
ES2239026T5 (es) 2010-07-28
UA72764C2 (uk) 2005-04-15
IL204550A (en) 2011-04-28
CN1370382A (zh) 2002-09-18
EP1208713A1 (de) 2002-05-29
JP2011010336A (ja) 2011-01-13
CA2380368C (en) 2012-10-09
CN1248535C (zh) 2006-03-29
IL147721A0 (en) 2002-08-14
JP4668492B2 (ja) 2011-04-13

Similar Documents

Publication Publication Date Title
DE60019137D1 (de) Verfahren und vorrichtung zur durchführung des umbuchens in einem drahtlosen kommunikationssystem, wie ein abruptes umbuchen
SG148185A1 (en) Methods and apparatus for providing network broadcast information to wlan enabled wireless communication devices
GB2435159B (en) Apparatus and method for transmitting data frame in wlan terminal
TW200507523A (en) Wireless local access network system detection and selection
EP2323426A4 (de) Verfahren, vorrichtung und system zum erfassen einer systemnachricht
DE602008002425D1 (de) Signalzuweisungsverfahren und Vorrichtung dafür
ATE315856T1 (de) System und verfahren zur rahmenneusendung in einem rundsendekommunikationssystem
EP2521393A3 (de) Erzeugung und Signalisierung von Benutzereinrichtungslisten zur Unterstützung des Betriebs eines frequenzselektiven Verstärkers
EP1555847A3 (de) Vorrichtung und Verfahren zur Identifizierung der Grenze einer Nachbarzelle in einem Mobilfunksystem
DE60134184D1 (de) Verfahren und Einrichtung für sanftes Weiterreichen in einem CDMA schnurlosen Übertragungssystem
ATE406770T1 (de) Roaming-timer-verfahren und -vorrichtung für ein drahtloses netzwerk
WO2010126280A3 (ko) 무선 통신 시스템에서 데이터 송수신 방법 및 장치
ATE363777T1 (de) Vorrichtung und verfahren zur durchführung der anfangszellensuche in einem drahtlosen kommunikationssystemen
DK2259472T3 (da) Fremgangsmåde og apparat til at bestemme datahastighed i en variabel hastighedspakkedata trådløst kommunikationssystem i afhængighed af et trafik-til-pilot-forhold tilvejebragt af en basisstation til en mobilstation.....
TW200620922A (en) Channel estimation for a wireless communication system
DE602004029968D1 (de) Zellwiederauswahlverfahren zum Empfangen von Paketdaten in einem MBMS unterstützendes Mobilkommunikationssystem
TW200723904A (en) Method and apparatus for improving network resource planning in a wireless communication network
ATE342643T1 (de) Verfahren und basisstation zur signalübertragung in einem funk-kommunikationssystem
MX2009009333A (es) Metodo y disposicion para procesar informacion de historial de estacion movil en un sistema de comunicacion inalambrica.
DE60213772D1 (de) Verfahren und vorrichtung zur rahmenbestätigung im zusatzcodekanal (scch) der rückwärtsverbindung im is-95b und verbesserung der ratenentscheidung im grundcodekanal (fcch)
MX2009010222A (es) Metodo y aparato para determinar mensajes de radiodifusion en señales inalambricas.
WO2007126501A3 (en) Method and apparatus for broadcasting software update information to mobile phones over a wireless communication network
PH12020500595A1 (en) Update apparatus and method for on-demand system information in wireless communication
TW200420153A (en) Method and apparatus for using a traffic channel for communications of control data in a wireless communication system
TW200605695A (en) Process for operation of a data link

Legal Events

Date Code Title Description
8363 Opposition against the patent
8366 Restricted maintained after opposition proceedings
8332 No legal effect for de