ATE308164T1 - Verfahren und einrichtung zur interferenzreduzierung zwischen basisstationen in einem breitband cdma-system - Google Patents

Verfahren und einrichtung zur interferenzreduzierung zwischen basisstationen in einem breitband cdma-system

Info

Publication number
ATE308164T1
ATE308164T1 AT00939622T AT00939622T ATE308164T1 AT E308164 T1 ATE308164 T1 AT E308164T1 AT 00939622 T AT00939622 T AT 00939622T AT 00939622 T AT00939622 T AT 00939622T AT E308164 T1 ATE308164 T1 AT E308164T1
Authority
AT
Austria
Prior art keywords
primary synchronization
phase
rotation sequence
base stations
phase rotation
Prior art date
Application number
AT00939622T
Other languages
English (en)
Inventor
Daisuke Terasawa
Avneesh Agrawal
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
Application granted granted Critical
Publication of ATE308164T1 publication Critical patent/ATE308164T1/de

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
    • H04B1/7097—Interference-related aspects
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J13/00—Code division multiplex systems
    • 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
    • H04B2201/00—Indexing scheme relating to details of transmission systems not covered by a single group of H04B3/00 - H04B13/00
    • H04B2201/69—Orthogonal indexing scheme relating to spread spectrum techniques in general
    • H04B2201/707—Orthogonal indexing scheme relating to spread spectrum techniques in general relating to direct sequence modulation
    • H04B2201/70706—Orthogonal indexing scheme relating to spread spectrum techniques in general relating to direct sequence modulation with means for reducing the peak-to-average power ratio
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L7/00—Arrangements for synchronising receiver with transmitter
    • H04L7/04—Speed or phase control by synchronisation signals
    • H04L7/041—Speed or phase control by synchronisation signals using special codes as synchronising signal
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W56/00—Synchronisation arrangements
    • H04W56/0055—Synchronisation arrangements determining timing error of reception due to propagation delay
    • H04W56/0065—Synchronisation arrangements determining timing error of reception due to propagation delay using measurement of signal travel time
    • H04W56/007—Open loop measurement
    • H04W56/0075—Open loop measurement based on arrival time vs. expected arrival time
    • H04W56/0085—Open loop measurement based on arrival time vs. expected arrival time detecting a given structure in the signal

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Radio Transmission System (AREA)
AT00939622T 1999-06-08 2000-06-07 Verfahren und einrichtung zur interferenzreduzierung zwischen basisstationen in einem breitband cdma-system ATE308164T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US09/328,119 US6385264B1 (en) 1999-06-08 1999-06-08 Method and apparatus for mitigating interference between base stations in a wideband CDMA system
PCT/US2000/015619 WO2000076080A1 (en) 1999-06-08 2000-06-07 Method and apparatus for mitigating interference between base stations in a wideband cdma system

Publications (1)

Publication Number Publication Date
ATE308164T1 true ATE308164T1 (de) 2005-11-15

Family

ID=23279608

Family Applications (1)

Application Number Title Priority Date Filing Date
AT00939622T ATE308164T1 (de) 1999-06-08 2000-06-07 Verfahren und einrichtung zur interferenzreduzierung zwischen basisstationen in einem breitband cdma-system

Country Status (10)

Country Link
US (1) US6385264B1 (de)
EP (1) EP1190497B1 (de)
JP (1) JP2003501936A (de)
KR (1) KR100748402B1 (de)
CN (1) CN1152480C (de)
AT (1) ATE308164T1 (de)
AU (1) AU5468200A (de)
BR (1) BR0011414A (de)
DE (1) DE60023497T2 (de)
WO (1) WO2000076080A1 (de)

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Also Published As

Publication number Publication date
DE60023497T2 (de) 2006-08-03
BR0011414A (pt) 2002-04-23
KR100748402B1 (ko) 2007-08-10
JP2003501936A (ja) 2003-01-14
AU5468200A (en) 2000-12-28
CN1152480C (zh) 2004-06-02
KR20020009630A (ko) 2002-02-01
EP1190497A1 (de) 2002-03-27
EP1190497B1 (de) 2005-10-26
CN1354917A (zh) 2002-06-19
DE60023497D1 (de) 2005-12-01
HK1044243A1 (en) 2002-10-11
US6385264B1 (en) 2002-05-07
WO2000076080A1 (en) 2000-12-14

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