[go: up one dir, main page]
More Web Proxy on the site http://driver.im/

NO20042347L - Kommunikasjon i et asynkront tradlost nett - Google Patents

Kommunikasjon i et asynkront tradlost nett

Info

Publication number
NO20042347L
NO20042347L NO20042347A NO20042347A NO20042347L NO 20042347 L NO20042347 L NO 20042347L NO 20042347 A NO20042347 A NO 20042347A NO 20042347 A NO20042347 A NO 20042347A NO 20042347 L NO20042347 L NO 20042347L
Authority
NO
Norway
Prior art keywords
communication
wireless network
asynchronous wireless
asynchronous
network
Prior art date
Application number
NO20042347A
Other languages
English (en)
Inventor
Serge Willenegger
Josef Blanz
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
Application filed by Qualcomm Inc filed Critical Qualcomm Inc
Publication of NO20042347L publication Critical patent/NO20042347L/no

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/69—Spread spectrum techniques
    • H04B1/707—Spread spectrum techniques using direct sequence modulation
    • H04B1/7073—Synchronisation aspects
    • H04B1/7075—Synchronisation aspects with code phase acquisition
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/69—Spread spectrum techniques
    • H04B1/707—Spread spectrum techniques using direct sequence modulation
    • H04B1/7097—Interference-related aspects
    • H04B1/711—Interference-related aspects the interference being multi-path interference
    • H04B1/7115—Constructive combining of multi-path signals, i.e. RAKE receivers
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/24—Radio transmission systems, i.e. using radiation field for communication between two or more posts
    • H04B7/26—Radio transmission systems, i.e. using radiation field for communication between two or more posts at least one of which is mobile
    • H04B7/2628—Radio transmission systems, i.e. using radiation field for communication between two or more posts at least one of which is mobile using code-division multiple access [CDMA] or spread spectrum multiple access [SSMA]
    • H04B7/2631—Radio transmission systems, i.e. using radiation field for communication between two or more posts at least one of which is mobile using code-division multiple access [CDMA] or spread spectrum multiple access [SSMA] for broadband transmission
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W56/00—Synchronisation arrangements
    • H04W56/001—Synchronization between nodes
    • H04W56/0015—Synchronization between nodes one node acting as a reference for the others

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Synchronisation In Digital Transmission Systems (AREA)
  • Electric Clocks (AREA)
NO20042347A 2001-11-09 2004-06-07 Kommunikasjon i et asynkront tradlost nett NO20042347L (no)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US33747201P 2001-11-09 2001-11-09
US10/177,270 US6847630B2 (en) 2001-11-09 2002-06-21 Communications in an asynchronous cellular wireless network
PCT/US2002/035879 WO2003043229A1 (en) 2001-11-09 2002-11-08 Communications in an asynchronous wireless network

Publications (1)

Publication Number Publication Date
NO20042347L true NO20042347L (no) 2004-08-02

Family

ID=26873104

Family Applications (1)

Application Number Title Priority Date Filing Date
NO20042347A NO20042347L (no) 2001-11-09 2004-06-07 Kommunikasjon i et asynkront tradlost nett

Country Status (14)

Country Link
US (3) US6847630B2 (no)
EP (3) EP2312768B1 (no)
JP (1) JP4624671B2 (no)
KR (2) KR101096892B1 (no)
CN (2) CN101330322B (no)
AR (1) AR037298A1 (no)
BR (1) BR0213985A (no)
CA (1) CA2466352A1 (no)
IL (1) IL161861A0 (no)
MX (1) MXPA04004338A (no)
NO (1) NO20042347L (no)
RU (1) RU2004117529A (no)
TW (1) TWI277306B (no)
WO (1) WO2003043229A1 (no)

Families Citing this family (49)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6847630B2 (en) * 2001-11-09 2005-01-25 Qualcomm, Incorporated Communications in an asynchronous cellular wireless network
CN1192531C (zh) * 2001-12-21 2005-03-09 华为技术有限公司 一种宽带码分多址系统同步的实现方法
US20030128787A1 (en) * 2002-01-10 2003-07-10 Daisuke Terasawa Method and apparatus for mitigating interference between base stations in a wideband CDMA system
US8094591B1 (en) * 2002-03-19 2012-01-10 Good Technology, Inc. Data carrier detector for a packet-switched communication network
CN1643968B (zh) * 2002-03-27 2010-09-01 艾利森电话股份有限公司 用于建立上行链路发送帧时序的方法和装置
US7313127B2 (en) * 2002-04-19 2007-12-25 General Electric Company Method and apparatus for synchronizing a radio telemetry system by way of transmitted-reference, delay-hopped ultra-wideband pilot signal
KR100827140B1 (ko) * 2002-05-03 2008-05-02 삼성전자주식회사 이동 통신 단말기에서 송/수신 기준 타이밍 생성 장치 및방법
US7167507B2 (en) * 2002-07-01 2007-01-23 Lucent Technologies Inc. Equalizer and method for performing equalization in a wireless communications system
US20040081117A1 (en) * 2002-10-29 2004-04-29 Malek Charles John Method for a synchronized hand off from a cellular network to a wireless network and apparatus thereof
DE602004005986T2 (de) * 2003-06-13 2007-08-30 Siemens Ag Leistungsregelung für ein mobilfunkkommunikationssystem
US7450549B2 (en) * 2003-08-05 2008-11-11 Via Telecom Co., Ltd. Pilot signal enhancements for a wireless communication system
FR2866507B1 (fr) * 2004-02-16 2006-05-05 Wavecom Signal de radiotelephonie cellulaire permettant une synchronisation au niveau sous-trame d'un canal supplementaire a l'aide d'un canal principal, procede, mobile et station de base correspondants.
EP1566901A1 (de) * 2004-02-18 2005-08-24 Siemens Aktiengesellschaft Verfahren zur Synchronisation eines in Funkzellen aufgeteilten Funkkommunikationssystems
FR2868656B1 (fr) * 2004-04-06 2006-06-02 Wavecom Sa Signal de radiotelephonie cellulaire permettant une synchronisation au niveau d'une entite d'un canal supplementaire par numerotation des symboles, procede, terminal et station de base correspondants
US7733831B2 (en) * 2004-08-23 2010-06-08 Alcatel-Lucent Usa Inc. Detecting a wireless network air interface
JP4925131B2 (ja) * 2005-01-14 2012-04-25 トムソン ライセンシング スクランブル符号決定を実行するためのサーチャ・ハードウェア
US8059776B2 (en) 2005-01-14 2011-11-15 Thomson Licensing Method and system for sub-chip resolution for secondary cell search
US7272126B2 (en) * 2005-04-07 2007-09-18 Pctel, Inc. Method and apparatus for beacon discovery in a spread spectrum cellular radio communication system
US7965687B2 (en) * 2005-12-15 2011-06-21 Sasken Communications Technologies Method and system for multiple-input-multiple-output (MIMO) communication in a wireless network
KR100735497B1 (ko) * 2006-04-10 2007-07-04 삼성전기주식회사 타이밍 동기가 향상된 패킷기반 무선통신 시스템 및 그방법
US8031745B2 (en) * 2006-04-20 2011-10-04 Texas Instruments Incorporated Downlink synchronization channel and methods for cellular systems
WO2007124451A2 (en) * 2006-04-20 2007-11-01 Texas Instruments Incorporated Downlink synchronization channel and methods for cellular systems
EP2611059B1 (en) * 2006-07-25 2017-11-22 Electronics and Telecommunications Research Institute Cell search method, forward link frame transmission method, apparatus using the same and forward link frame structure
BRPI0706360B1 (pt) * 2006-08-28 2019-10-29 Electronics & Telecommunications Res Inst equipamentos e métodos de geração de downlink frame em sistema de comunicação sem fio e de busca de célula e meio legível em computador
GB2458418B (en) 2006-12-19 2011-08-03 Lg Electronics Inc Sequence generating method for efficient detection and method for transmitting and receiving signals using the same
WO2008126882A1 (ja) * 2007-04-05 2008-10-23 Nec Corporation 時間リファレンス識別方法
US8050225B2 (en) * 2007-05-21 2011-11-01 Qualcomm Incorporated Assignment of primary and secondary synchronization code sequences to cells in a wireless communication system
US8971305B2 (en) 2007-06-05 2015-03-03 Qualcomm Incorporated Pseudo-random sequence mapping in wireless communications
KR100938756B1 (ko) 2007-07-06 2010-01-26 엘지전자 주식회사 무선통신 시스템에서 셀 탐색 과정을 수행하는 방법
CN101111049B (zh) * 2007-08-14 2010-07-28 华为技术有限公司 实现一个小区覆盖多区域的系统、方法和网络设备
US7912083B2 (en) * 2007-10-01 2011-03-22 Freescale Semiconductor, Inc. Techniques for reducing a cell identification falsing rate in a wireless communication system
US8472374B2 (en) * 2007-11-07 2013-06-25 Telefonaktiebolaget L M Ericsson (Publ) Distinguishing between synchronized and asynchronous mobile communications networks
US9204349B2 (en) * 2009-02-10 2015-12-01 Qualcomm Incorporated Method and apparatus for facilitating a hand-in of user equipment to femto cells
CN102204371B (zh) * 2009-10-08 2015-06-03 高通股份有限公司 用于在时分同步码分多址(td-scdma)网络中重复上行链路同步的方法和装置
US9401784B2 (en) 2009-10-21 2016-07-26 Qualcomm Incorporated Time and frequency acquisition and tracking for OFDMA wireless systems
US9642105B2 (en) 2009-11-17 2017-05-02 Qualcomm Incorporated Access terminal-assisted time and/or frequency tracking
US9392562B2 (en) 2009-11-17 2016-07-12 Qualcomm Incorporated Idle access terminal-assisted time and/or frequency tracking
US10111111B2 (en) * 2009-11-19 2018-10-23 Qualcomm Incorporated Per-cell timing and/or frequency acquisition and their use on channel estimation in wireless networks
US9271248B2 (en) 2010-03-02 2016-02-23 Qualcomm Incorporated System and method for timing and frequency synchronization by a Femto access point
US9178640B2 (en) * 2010-08-20 2015-11-03 Qualcomm Incorporated Determination of network synchronization
US9756553B2 (en) 2010-09-16 2017-09-05 Qualcomm Incorporated System and method for assisted network acquisition and search updates
US8391334B1 (en) * 2010-09-27 2013-03-05 L-3 Communications Corp Communications reliability in a hub-spoke communications system
US9155057B2 (en) 2012-05-01 2015-10-06 Qualcomm Incorporated Femtocell synchronization enhancements using access probes from cooperating mobiles
US9237530B2 (en) 2012-11-09 2016-01-12 Qualcomm Incorporated Network listen with self interference cancellation
US9642106B2 (en) * 2013-03-21 2017-05-02 Spidercloud Wireless, Inc. Dynamic primary scrambling code disambiguation
CN106105103B (zh) * 2014-03-05 2020-09-18 华为技术有限公司 时钟同步方法、设备及通信系统
WO2018113901A1 (en) * 2016-12-19 2018-06-28 Telefonaktiebolaget Lm Ericsson (Publ) Reference signal construction based on a golay sequence
AU2019202752B2 (en) * 2018-04-18 2023-04-27 Stroh, Parker Wilde MR Dynamic connection node based computing
CN111585679B (zh) * 2019-02-15 2021-08-03 大唐移动通信设备有限公司 一种同步网络中时间自同步的方法及设备

Family Cites Families (26)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE457184B (sv) 1987-04-03 1988-12-05 Ericsson Telefon Ab L M Foerfarande och utrustning foer synkronisering och oeverfoering av information i ett radiokommunikationsnaet
US5267261A (en) * 1992-03-05 1993-11-30 Qualcomm Incorporated Mobile station assisted soft handoff in a CDMA cellular communications system
FR2695776B1 (fr) * 1992-09-15 1994-10-14 Alcatel Radiotelephone Procédé de transmission d'une information d'avance temporelle à un mobile évoluant dans des cellules d'un réseau GSM à BTS asynchrones.
US6430216B1 (en) * 1997-08-22 2002-08-06 Data Fusion Corporation Rake receiver for spread spectrum signal demodulation
JP2993463B2 (ja) * 1997-05-08 1999-12-20 日本電気株式会社 同期回路制御装置
KR100289843B1 (ko) * 1998-02-05 2001-05-15 이계철 비동기식 셀룰러 코드분할다중접속시스템의 기지국 획득방법
US6526039B1 (en) * 1998-02-12 2003-02-25 Telefonaktiebolaget Lm Ericsson Method and system for facilitating timing of base stations in an asynchronous CDMA mobile communications system
US6266529B1 (en) * 1998-05-13 2001-07-24 Nortel Networks Limited Method for CDMA handoff in the vicinity of highly sectorized cells
US6504830B1 (en) * 1998-06-15 2003-01-07 Telefonaktiebolaget Lm Ericsson Publ Method, apparatus, and system for fast base synchronization and sector identification
US6298073B1 (en) * 1998-06-26 2001-10-02 Lefever Ronald Stanton Method using elastic buffering for equalizing transmission delays in a non-earth-synchronous multiple satellite data transmission system
GB9819482D0 (en) 1998-09-07 1998-10-28 Nokia Telecommunications Oy Communication system
KR20010102418A (ko) * 1999-02-26 2001-11-15 밀러 럿셀 비 비동기 ｃｄｍａ 기지국 및 동기 ｃｄｍａ 기지국 간의핸드오프 방법 및 시스템
US7218630B1 (en) * 1999-04-30 2007-05-15 Lucent Technologies Inc. Data session setup system for wireless network
EP1765025A3 (en) * 1999-06-15 2008-03-05 NTT DoCoMo, Inc. Neighbouring base station information update method, information management method for cell search in mobile communications system, cell search method of mobile station, mobile communications system, mobile station, base station and control station
ES2475494T3 (es) * 2000-04-07 2014-07-10 Interdigital Technology Corporation Sincronización de estaciones base para sistemas de comunicaciones inalámbricas
US6681099B1 (en) * 2000-05-15 2004-01-20 Nokia Networks Oy Method to calculate true round trip propagation delay and user equipment location in WCDMA/UTRAN
US6813257B1 (en) * 2000-06-26 2004-11-02 Motorola, Inc. Apparatus and methods for controlling short code timing offsets in a CDMA system
CN1235352C (zh) * 2000-09-15 2006-01-04 皇家菲利浦电子有限公司 从站以及操作该从站的方法
US6697629B1 (en) * 2000-10-11 2004-02-24 Qualcomm, Incorporated Method and apparatus for measuring timing of signals received from multiple base stations in a CDMA communication system
KR100372884B1 (ko) * 2000-12-19 2003-02-19 한국전자통신연구원 다중전송속도를 갖는 코드분할다중접속시스템의 감산형간섭제거장치 및 방법
US6657988B2 (en) * 2001-01-12 2003-12-02 Nokia Mobile Phones Ltd. Method and apparatus for timing adjustment for uplink synchronous transmission in wide code division multiple access
US7209463B2 (en) * 2001-06-30 2007-04-24 Samsung Electronics Co., Ltd. Transmission time adjusting apparatus and method between RNC and UE in a CDMA communication system
US6847630B2 (en) * 2001-11-09 2005-01-25 Qualcomm, Incorporated Communications in an asynchronous cellular wireless network
CN1643968B (zh) * 2002-03-27 2010-09-01 艾利森电话股份有限公司 用于建立上行链路发送帧时序的方法和装置
KR100984656B1 (ko) * 2002-04-11 2010-10-01 퀄컴 인코포레이티드 무선 인터페이스 동기
US6822969B2 (en) * 2003-04-03 2004-11-23 Motorola, Inc. Method and apparatus for scheduling asynchronous transmissions

Also Published As

Publication number Publication date
WO2003043229A1 (en) 2003-05-22
EP2312768A3 (en) 2013-04-03
CN101330322A (zh) 2008-12-24
US8711805B2 (en) 2014-04-29
US7352737B2 (en) 2008-04-01
KR101096892B1 (ko) 2011-12-22
TWI277306B (en) 2007-03-21
CN101330322B (zh) 2014-04-30
KR20050056931A (ko) 2005-06-16
TW200300311A (en) 2003-05-16
EP2312768A2 (en) 2011-04-20
EP2485545A3 (en) 2013-04-03
US6847630B2 (en) 2005-01-25
CA2466352A1 (en) 2003-05-22
RU2004117529A (ru) 2005-03-27
EP2485545B1 (en) 2019-06-26
CN100413228C (zh) 2008-08-20
KR20100044913A (ko) 2010-04-30
EP1451952B1 (en) 2014-04-16
MXPA04004338A (es) 2004-08-12
US20030091022A1 (en) 2003-05-15
US20100265920A1 (en) 2010-10-21
BR0213985A (pt) 2004-12-14
EP2485545A2 (en) 2012-08-08
EP2312768B1 (en) 2017-05-17
EP1451952A1 (en) 2004-09-01
KR100974977B1 (ko) 2010-08-09
AR037298A1 (es) 2004-11-03
JP4624671B2 (ja) 2011-02-02
US20050053049A1 (en) 2005-03-10
CN1613208A (zh) 2005-05-04
JP2005510123A (ja) 2005-04-14
IL161861A0 (en) 2005-11-20

Similar Documents

Publication Publication Date Title
NO20042347L (no) Kommunikasjon i et asynkront tradlost nett
DE60116907D1 (de) Kommunikationsendgerät
FI20010080A0 (fi) Autentikointi tietoliikenteessä
DE60111131D1 (de) Drahtloses Kommunikationsgerät
DE60224970D1 (de) Basisstationsvorrichtung und kommunikationsendgerät
DE60236321D1 (de) Kollabierbare kommunikationsendgerätevorrichtung
DE60123741D1 (de) Mobile Kommunikationseinrichtung
DE50115364D1 (de) Kommunikationsendgerät
DE60211961D1 (de) Kanalidentifizierung in Kommunikationsnetzwerken
GB0112205D0 (en) Charging in communication networks
GB0112202D0 (en) Charging in communication networks
DE60116160D1 (de) Kommunikationsendgerät
DE60133175D1 (de) Kommunikationsnetz
FI20010597A0 (fi) Menetelmä kyselyn suorittamiseksi televerkossa
DE60124122D1 (de) Kommunikationsnetzentwurf
DE60107908D1 (de) Drahtloses Kommunikationsgerät
DE60113609T2 (de) Drahtloses Kommunikationsgerät
FI20000759A0 (fi) Tietoliikenneverkko
FI20011762A (fi) Tiedonsiirtomenetelmä, järjestely ja tukiasema
DE60132714D1 (de) Kommunikationsnetzwerk
DE60137027D1 (de) Kommunikationsnetzwerk
FI20012229A0 (fi) Kiinnitysjärjestely matkaviestimessä
DE60133612D1 (de) Kommunikationsendgerät
TW587791U (en) Improved wireless network card structure
DE60208243D1 (de) Kommunikationsendgerät

Legal Events

Date Code Title Description
FC2A Withdrawal, rejection or dismissal of laid open patent application