DE60215094D1 - Unterstützung für Handoff in einer Mobilstation in einem WCDMA System mit Übertragungsdiversität - Google Patents

Unterstützung für Handoff in einer Mobilstation in einem WCDMA System mit Übertragungsdiversität

Info

Publication number
DE60215094D1
DE60215094D1 DE60215094T DE60215094T DE60215094D1 DE 60215094 D1 DE60215094 D1 DE 60215094D1 DE 60215094 T DE60215094 T DE 60215094T DE 60215094 T DE60215094 T DE 60215094T DE 60215094 D1 DE60215094 D1 DE 60215094D1
Authority
DE
Germany
Prior art keywords
handoff
support
mobile station
transmission diversity
wcdma system
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
DE60215094T
Other languages
English (en)
Other versions
DE60215094T2 (de
Inventor
Kaj Jansen
Janne Koivisto
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.)
Nokia Oyj
Original Assignee
Nokia Oyj
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 Nokia Oyj filed Critical Nokia Oyj
Application granted granted Critical
Publication of DE60215094D1 publication Critical patent/DE60215094D1/de
Publication of DE60215094T2 publication Critical patent/DE60215094T2/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
    • H04B1/709—Correlator structure
    • H04B1/7093—Matched filter type
    • 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
    • H04B1/7117—Selection, re-selection, allocation or re-allocation of paths to fingers, e.g. timing offset control of allocated fingers
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
    • H04B7/04—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
    • H04B7/06—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station
DE60215094T 2001-09-12 2002-08-20 Unterstützung für Handoff in einer Mobilstation in einem WCDMA System mit Übertragungsdiversität Expired - Lifetime DE60215094T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US09/950,023 US7042968B1 (en) 2001-09-12 2001-09-12 Efficient multipurpose code matched filter for wideband CDMA
US950023 2001-09-12

Publications (2)

Publication Number Publication Date
DE60215094D1 true DE60215094D1 (de) 2006-11-16
DE60215094T2 DE60215094T2 (de) 2007-04-05

Family

ID=25489843

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60215094T Expired - Lifetime DE60215094T2 (de) 2001-09-12 2002-08-20 Unterstützung für Handoff in einer Mobilstation in einem WCDMA System mit Übertragungsdiversität

Country Status (4)

Country Link
US (1) US7042968B1 (de)
EP (1) EP1294107B1 (de)
CN (1) CN1236574C (de)
DE (1) DE60215094T2 (de)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8611311B2 (en) * 2001-06-06 2013-12-17 Qualcomm Incorporated Method and apparatus for canceling pilot interference in a wireless communication system
US7190749B2 (en) * 2001-06-06 2007-03-13 Qualcomm Incorporated Method and apparatus for canceling pilot interference in a wireless communication system
EP1526648A1 (de) * 2003-10-21 2005-04-27 Mitsubishi Electric Information Technology Centre Europe B.V. Systeme und Vorrichtung zur Modulation von UWB-Pulssequenzen
US8099123B2 (en) * 2004-12-23 2012-01-17 Qualcomm Incorporated Adaptation of transmit subchannel gains in a system with interference cancellation
US8422955B2 (en) 2004-12-23 2013-04-16 Qualcomm Incorporated Channel estimation for interference cancellation
US8406695B2 (en) * 2004-12-23 2013-03-26 Qualcomm Incorporated Joint interference cancellation of pilot, overhead and traffic channels
US8442441B2 (en) * 2004-12-23 2013-05-14 Qualcomm Incorporated Traffic interference cancellation
US8472877B2 (en) * 2005-10-24 2013-06-25 Qualcomm Incorporated Iterative interference cancellation system and method
US8385388B2 (en) * 2005-12-06 2013-02-26 Qualcomm Incorporated Method and system for signal reconstruction from spatially and temporally correlated received samples
US9106341B2 (en) * 2011-12-12 2015-08-11 Intel Deutschland Gmbh Communication terminal and method for receiving data

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5563604A (en) * 1995-02-08 1996-10-08 Alliedsignal Inc. Weather radar using spectral gaussian envelope discrimination for clutter rejection
KR100326330B1 (ko) * 1998-05-08 2002-06-26 윤종용 이동통신시스템의핸드오프장치및방법
JP3397237B2 (ja) * 1998-09-29 2003-04-14 日本電気株式会社 Ｃｄｍａ通信システムと移動局およびその送信電力制御方法
US6243561B1 (en) 1998-10-13 2001-06-05 Qualcomm Incorporated Offline page monitoring
US6363108B1 (en) * 1999-03-31 2002-03-26 Qualcomm Inc. Programmable matched filter searcher
US6389003B1 (en) * 1999-11-23 2002-05-14 Lucent Technologies Inc. Method for decreasing false positives in frame synchronization of code division multiple access
JP3407711B2 (ja) * 2000-04-27 2003-05-19 日本電気株式会社 Ｄｓ−ｃｄｍａ方式の受信機におけるパスサーチ回路
JP3846546B2 (ja) * 2000-08-29 2006-11-15 日本電気株式会社 周波数オフセット推定器
JP3360069B2 (ja) * 2000-08-30 2002-12-24 株式会社東芝 自動周波数制御回路
US6680727B2 (en) * 2000-10-17 2004-01-20 Qualcomm Incorporated Method and apparatus for canceling pilot interference in a CDMA communication system

Also Published As

Publication number Publication date
EP1294107B1 (de) 2006-10-04
EP1294107A3 (de) 2003-07-02
CN1236574C (zh) 2006-01-11
US7042968B1 (en) 2006-05-09
DE60215094T2 (de) 2007-04-05
EP1294107A2 (de) 2003-03-19
CN1406009A (zh) 2003-03-26

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Legal Events

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