DE69941468D1 - Zeitabgleichung von Aufwärtsverbindungs CDMA-Signalen - Google Patents

Zeitabgleichung von Aufwärtsverbindungs CDMA-Signalen

Info

Publication number
DE69941468D1
DE69941468D1 DE69941468T DE69941468T DE69941468D1 DE 69941468 D1 DE69941468 D1 DE 69941468D1 DE 69941468 T DE69941468 T DE 69941468T DE 69941468 T DE69941468 T DE 69941468T DE 69941468 D1 DE69941468 D1 DE 69941468D1
Authority
DE
Germany
Prior art keywords
time alignment
cdma signals
uplink cdma
uplink
signals
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
DE69941468T
Other languages
English (en)
Inventor
Steven John Baines
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.)
Nortel Networks Ltd
Original Assignee
Nortel Networks Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Nortel Networks Ltd filed Critical Nortel Networks Ltd
Application granted granted Critical
Publication of DE69941468D1 publication Critical patent/DE69941468D1/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Time-Division Multiplex Systems (AREA)
DE69941468T 1998-05-13 1999-04-13 Zeitabgleichung von Aufwärtsverbindungs CDMA-Signalen Expired - Lifetime DE69941468D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US09/078,010 US6421334B1 (en) 1998-05-13 1998-05-13 Technique for time alignment of uplink CDMA signals

Publications (1)

Publication Number Publication Date
DE69941468D1 true DE69941468D1 (de) 2009-11-12

Family

ID=22141366

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69941468T Expired - Lifetime DE69941468D1 (de) 1998-05-13 1999-04-13 Zeitabgleichung von Aufwärtsverbindungs CDMA-Signalen

Country Status (4)

Country Link
US (1) US6421334B1 (de)
EP (1) EP0957592B1 (de)
CA (1) CA2270607A1 (de)
DE (1) DE69941468D1 (de)

Families Citing this family (30)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3694396B2 (ja) * 1997-10-20 2005-09-14 松下電器産業株式会社 無線通信装置及び無線通信方法
CN1299220A (zh) * 1999-12-08 2001-06-13 西门子公司 在无线电通信系统的上行链路中保持同步信号传输的方法
US6728225B1 (en) * 2000-02-10 2004-04-27 Interdigital Technology Corporation Asymmetrical forward/reverse transmission bandwidth
FR2807589B1 (fr) * 2000-04-07 2003-08-29 Cit Alcatel Procede d'ajustement des instants d'emission dans un systeme de radiocommunications mobiles
US7194006B2 (en) * 2000-07-18 2007-03-20 Kathrein-Werke Kg Directed maximum ratio combining methods and systems for high data rate traffic
DE60136710D1 (de) * 2000-07-18 2009-01-08 Kathrein Werke Kg Verfahren und anordnungen zur gerichteten maximal-verhältnis-kombination für datenverkehr mit hoher geschwindigkeit
US7911993B2 (en) * 2000-07-19 2011-03-22 Ipr Licensing, Inc. Method and apparatus for allowing soft handoff of a CDMA reverse link utilizing an orthogonal channel structure
US8537656B2 (en) * 2000-07-19 2013-09-17 Ipr Licensing, Inc. Method for compensating for multi-path of a CDMA reverse link utilizing an orthogonal channel structure
US20020176485A1 (en) * 2001-04-03 2002-11-28 Hudson John E. Multi-cast communication system and method of estimating channel impulse responses therein
US6917581B2 (en) 2001-07-17 2005-07-12 Ipr Licensing, Inc. Use of orthogonal or near orthogonal codes in reverse link
US7151944B2 (en) * 2001-09-27 2006-12-19 Nortel Networks Limited Method and apparatus for using synchronous CDMA in a mobile environment
CN1173509C (zh) * 2001-12-30 2004-10-27 华为技术有限公司 Cdma移动通信系统中可视与非可视信道的识别方法
US6822969B2 (en) * 2003-04-03 2004-11-23 Motorola, Inc. Method and apparatus for scheduling asynchronous transmissions
WO2005025088A1 (en) * 2003-09-11 2005-03-17 Telefonaktiebolaget Lm Ericsson (Publ) Transmission time interval alignment in wcdma systems
JP2005130256A (ja) * 2003-10-24 2005-05-19 Ntt Docomo Inc 移動局装置、基地局装置、無線通信システムおよび無線通信方法
US7237723B2 (en) * 2004-02-12 2007-07-03 Grant Isaac W Coordinate designation interface
US7995967B2 (en) * 2004-03-09 2011-08-09 Neocific, Inc Methods and apparatus for random access in multi-carrier communication systems
US7447931B1 (en) 2005-12-09 2008-11-04 Rockwell Automation Technologies, Inc. Step time change compensation in an industrial automation network
WO2009035282A2 (en) * 2007-09-13 2009-03-19 Lg Electronics Inc. A method for providing control information using the paging procedure
KR101455982B1 (ko) 2007-09-13 2014-11-03 엘지전자 주식회사 이동 통신 시스템에서의 데이터 통신 방법
KR101441138B1 (ko) * 2007-09-28 2014-09-18 엘지전자 주식회사 무선통신 시스템에서 상향링크 시간 동기 수행 방법
KR101428816B1 (ko) * 2007-09-28 2014-08-12 엘지전자 주식회사 이동통신 시스템에서의 셀 선택방법 및 단말의 정적상태 검출방법
KR101473010B1 (ko) * 2007-10-17 2014-12-15 엘지전자 주식회사 패킷망을 이용하여 서킷서비스를 제공하는 방법
KR20090045039A (ko) * 2007-10-30 2009-05-07 엘지전자 주식회사 우선순위에 기반한 셀 재선택 방법
KR101532789B1 (ko) * 2008-01-04 2015-07-09 엘지전자 주식회사 재전송 데이터를 처리하는 ｈａｒｑ 동작 방법
EP2077690B1 (de) * 2008-01-07 2015-03-18 LG Electronics Inc. Verfahren zur prioritätsbasierten erneuten Auswahl einer Zelle
KR101565403B1 (ko) * 2008-01-07 2015-11-03 엘지전자 주식회사 Ｈｓｐａ를 이용하여 수신한 회선 교환 데이터의 오류 제어방법
KR101514079B1 (ko) * 2008-01-07 2015-04-21 엘지전자 주식회사 상향링크 시간 동기 타이머의 재구성 방법
KR101468742B1 (ko) * 2008-05-06 2014-12-04 엘지전자 주식회사 무선통신 시스템에서 데이터 전송 방법
US20110292917A1 (en) * 2010-05-27 2011-12-01 Qualcomm Incorporated System and method for timing adjustment to protect cqi

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5509035A (en) 1993-04-14 1996-04-16 Qualcomm Incorporated Mobile station operating in an analog mode and for subsequent handoff to another system
EP0653127A1 (de) * 1993-06-02 1995-05-17 Roke Manor Research Limited "rake"-empfanger zur nutzung aller brauchbaren mehrwegekomponenten eines bandgespreizten signals
US5353300A (en) 1993-06-07 1994-10-04 Motorola, Inc. Communication method for an adaptive direct sequence CDMA communication system
US5361276A (en) 1993-09-13 1994-11-01 At&T Bell Laboratories All digital maximum likelihood based spread spectrum receiver
US5481570A (en) * 1993-10-20 1996-01-02 At&T Corp. Block radio and adaptive arrays for wireless systems
GB2293730B (en) * 1994-09-28 1998-08-05 Roke Manor Research Apparatus for use in equipment providing a digital radio link between a fixed and a mobile radio unit
US5745484A (en) 1995-06-05 1998-04-28 Omnipoint Corporation Efficient communication system using time division multiplexing and timing adjustment control
US5825835A (en) 1996-02-23 1998-10-20 L-3 Communications Corporation Multi-user acquisition procedure for multipoint-to-point synchronous CDMA systems
US6345078B1 (en) * 1997-07-31 2002-02-05 Lucent Technologies Inc. Finger assignment system for a multiple finger receiver and method thereof
DE19741872C1 (de) * 1997-09-23 1999-02-04 Deutsche Telekom Ag Adaptiver Empfänger für CDMA Basisstationen
US5974079A (en) * 1998-01-26 1999-10-26 Motorola, Inc. Method and apparatus for encoding rate determination in a communication system
US6269075B1 (en) * 1998-01-26 2001-07-31 Nokia Mobile Phones Limited Finger assignment in a CDMA rake receiver
US6256338B1 (en) * 1998-11-30 2001-07-03 Motorola, Inc. Method for determining fading correction factor in a communication system
US6104747A (en) * 1998-11-30 2000-08-15 Motorola, Inc. Method for determining optimum number of complex samples for coherent averaging in a communication system

Also Published As

Publication number Publication date
EP0957592B1 (de) 2009-09-30
EP0957592A3 (de) 2002-01-16
US6421334B1 (en) 2002-07-16
CA2270607A1 (en) 1999-11-13
EP0957592A2 (de) 1999-11-17

Similar Documents

Publication Publication Date Title
DE69941468D1 (de) Zeitabgleichung von Aufwärtsverbindungs CDMA-Signalen
DE69928195D1 (de) Komplettierung von Untrerdruck-Bohrlöchern
DE69941116D1 (de) G von gdf-8
DE60028307D1 (de) Eliminierung von interferenzsignalen
DE69932378D1 (de) Automatisches Ausrichten von Druckköpfen
ID29021A (id) Komposisi galantamina pelepasan terkontrol
CY2012029I2 (el) Nεα μορφη της 5-ομεπραζολης
ID27092A (id) Pembuatan ftalat anhidrida
DE69931448D1 (de) Zeitsteuerung von Übertragungszeitschlitzen
PT958287E (pt) Inibidores de sulfamida-metaloprotease
DE69810721D1 (de) Taktsteuerung
ID24458A (id) Modifikasi rheologi in-sito poliolefin
DE69839301D1 (de) Band wellenformen
PT927183E (pt) Inibidores espirociclicos de metaloproteases
DE69907146D1 (de) Direkte oxidation von cycloalkanen
DK1702623T3 (da) Anvendelse af interferon-gamma til behandling af hjertehypertrofi
ID28032A (id) TRISIKLIK PIPERIDIN-Δ3-SEBAGAI ANTAGONIS-α2
DE69826878D1 (de) Wiederkodierung von dekodierten signalen
DK0987356T3 (da) Fremgangsmåde til trækning
DE69927626D1 (de) Ausführung von Permutationen
ID27298A (id) Peningkatan hidrolik komponen-komponen
ATE232199T1 (de) Polymorphe modifikationen von dofetilid
DE29716589U1 (de) Pflaster
DE69713192D1 (de) Kombination von Enzymen
DE29710177U1 (de) Sanduhr

Legal Events

Date Code Title Description
8364 No opposition during term of opposition