JP4068557B2 - Ｃｄｍａフォワードリンク信号の最先到着を推定するためのシステムおよび方法 - Google Patents

Ｃｄｍａフォワードリンク信号の最先到着を推定するためのシステムおよび方法 Download PDF

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Publication number
JP4068557B2
JP4068557B2 JP2003518218A JP2003518218A JP4068557B2 JP 4068557 B2 JP4068557 B2 JP 4068557B2 JP 2003518218 A JP2003518218 A JP 2003518218A JP 2003518218 A JP2003518218 A JP 2003518218A JP 4068557 B2 JP4068557 B2 JP 4068557B2
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searcher
histogram
finger
signal
samples
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JP2004537935A (ja
JP2004537935A5 (enExample
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フェルナンデズ−コーバトン、イバン
レバノン、ナダブ
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Qualcomm Inc
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Qualcomm Inc
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    • 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
    • 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
    • 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
    • H04B1/7113—Determination of path profile
    • 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

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  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Position Fixing By Use Of Radio Waves (AREA)
  • Communication Control (AREA)
  • Small-Scale Networks (AREA)
  • Circuits Of Receivers In General (AREA)
  • Radio Relay Systems (AREA)
  • Measuring Pulse, Heart Rate, Blood Pressure Or Blood Flow (AREA)
JP2003518218A 2001-07-27 2002-07-25 Ｃｄｍａフォワードリンク信号の最先到着を推定するためのシステムおよび方法 Expired - Fee Related JP4068557B2 (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US09/919,626 US6697417B2 (en) 2001-07-27 2001-07-27 System and method of estimating earliest arrival of CDMA forward and reverse link signals
PCT/US2002/023917 WO2003013178A1 (en) 2001-07-27 2002-07-25 System and method of estimating earliest arrival of cdma forward link signals

Related Child Applications (1)

Application Number Title Priority Date Filing Date
JP2007303557A Division JP4668975B2 (ja) 2001-07-27 2007-11-22 Ｃｄｍａフォワードリンク信号の最先到着を推定するためのシステムおよび方法

Publications (3)

Publication Number Publication Date
JP2004537935A JP2004537935A (ja) 2004-12-16
JP2004537935A5 JP2004537935A5 (enExample) 2006-01-05
JP4068557B2 true JP4068557B2 (ja) 2008-03-26

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JP2003518218A Expired - Fee Related JP4068557B2 (ja) 2001-07-27 2002-07-25 Ｃｄｍａフォワードリンク信号の最先到着を推定するためのシステムおよび方法
JP2007303557A Expired - Fee Related JP4668975B2 (ja) 2001-07-27 2007-11-22 Ｃｄｍａフォワードリンク信号の最先到着を推定するためのシステムおよび方法

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JP2007303557A Expired - Fee Related JP4668975B2 (ja) 2001-07-27 2007-11-22 Ｃｄｍａフォワードリンク信号の最先到着を推定するためのシステムおよび方法

Country Status (12)

Country Link
US (1) US6697417B2 (enExample)
EP (1) EP1413163B1 (enExample)
JP (2) JP4068557B2 (enExample)
KR (1) KR100941201B1 (enExample)
CN (1) CN100407845C (enExample)
AT (1) ATE287192T1 (enExample)
AU (1) AU2002317587A1 (enExample)
CA (1) CA2455704C (enExample)
DE (1) DE60202614T2 (enExample)
ES (1) ES2235064T3 (enExample)
IL (2) IL160039A0 (enExample)
WO (1) WO2003013178A1 (enExample)

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US7218948B2 (en) * 2003-02-24 2007-05-15 Qualcomm Incorporated Method of transmitting pilot tones in a multi-sector cell, including null pilot tones, for generating channel quality indicators
US9661519B2 (en) * 2003-02-24 2017-05-23 Qualcomm Incorporated Efficient reporting of information in a wireless communication system
US9544860B2 (en) 2003-02-24 2017-01-10 Qualcomm Incorporated Pilot signals for use in multi-sector cells
US8811348B2 (en) * 2003-02-24 2014-08-19 Qualcomm Incorporated Methods and apparatus for generating, communicating, and/or using information relating to self-noise
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US7221913B2 (en) * 2004-06-23 2007-05-22 Intel Corporation Effective time-of-arrival estimation algorithm for multipath environment
US20060092881A1 (en) * 2004-10-14 2006-05-04 Rajiv Laroia Methods and apparatus for determining, communicating and using information which can be used for interference control purposes
US8503938B2 (en) * 2004-10-14 2013-08-06 Qualcomm Incorporated Methods and apparatus for determining, communicating and using information including loading factors which can be used for interference control purposes
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US7269406B2 (en) 2005-05-26 2007-09-11 Intel Corporation Methods and apparatus for providing information indicative of traffic delay of a wireless link
JP2009501934A (ja) * 2005-07-19 2009-01-22 ミツビシ・エレクトリック・リサーチ・ラボラトリーズ・インコーポレイテッド 受信無線信号において立ち上がりエッジ期間を識別する方法及び受信機
EP1913740A2 (en) * 2005-07-27 2008-04-23 Qualcomm Incorporated System and method for a forward link only protocol suite
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US9191840B2 (en) * 2005-10-14 2015-11-17 Qualcomm Incorporated Methods and apparatus for determining, communicating and using information which can be used for interference control
US8694042B2 (en) * 2005-10-14 2014-04-08 Qualcomm Incorporated Method and apparatus for determining a base station's transmission power budget
US9473265B2 (en) 2005-12-22 2016-10-18 Qualcomm Incorporated Methods and apparatus for communicating information utilizing a plurality of dictionaries
US9119220B2 (en) * 2005-12-22 2015-08-25 Qualcomm Incorporated Methods and apparatus for communicating backlog related information
US9451491B2 (en) * 2005-12-22 2016-09-20 Qualcomm Incorporated Methods and apparatus relating to generating and transmitting initial and additional control information report sets in a wireless system
US8514771B2 (en) 2005-12-22 2013-08-20 Qualcomm Incorporated Methods and apparatus for communicating and/or using transmission power information
US9137072B2 (en) 2005-12-22 2015-09-15 Qualcomm Incorporated Methods and apparatus for communicating control information
US20070253449A1 (en) * 2005-12-22 2007-11-01 Arnab Das Methods and apparatus related to determining, communicating, and/or using delay information
US20070149132A1 (en) 2005-12-22 2007-06-28 Junyl Li Methods and apparatus related to selecting control channel reporting formats
US9148795B2 (en) * 2005-12-22 2015-09-29 Qualcomm Incorporated Methods and apparatus for flexible reporting of control information
US9125092B2 (en) 2005-12-22 2015-09-01 Qualcomm Incorporated Methods and apparatus for reporting and/or using control information
US9125093B2 (en) * 2005-12-22 2015-09-01 Qualcomm Incorporated Methods and apparatus related to custom control channel reporting formats
US8437251B2 (en) 2005-12-22 2013-05-07 Qualcomm Incorporated Methods and apparatus for communicating transmission backlog information
US9572179B2 (en) * 2005-12-22 2017-02-14 Qualcomm Incorporated Methods and apparatus for communicating transmission backlog information
US9338767B2 (en) 2005-12-22 2016-05-10 Qualcomm Incorporated Methods and apparatus of implementing and/or using a dedicated control channel
US20070243882A1 (en) * 2006-04-12 2007-10-18 Qualcomm Incorporated Method and apparatus for locating a wireless local area network associated with a wireless wide area network
DE102007012847A1 (de) * 2007-03-17 2008-10-02 Christian-Albrechts-Universität Zu Kiel Navigations-, Ortungs-, Positionierungs-, Lokalisierungs- und Kommunikationsverfahren auf IDMA-Basis
US8319635B2 (en) * 2007-05-08 2012-11-27 Awarepoint Corporation Wireless tracking system and method utilizing variable location algorithms
US7884712B2 (en) 2007-05-08 2011-02-08 Awarepoint Corporation Wireless tracking system and method utilizing tags with variable power level transmissions
KR101366534B1 (ko) * 2007-11-06 2014-02-25 삼성전자주식회사 파일럿 신호를 이용한 주파수 스펙트럼 센싱 방법 및 상기방법을 채용하는 인지 무선 시스템
JP5118010B2 (ja) * 2008-12-19 2013-01-16 Ｋｄｄｉ株式会社 無線品質から通信品質を推定する無線通信装置、方法及びプログラム
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Also Published As

Publication number Publication date
WO2003013178A8 (en) 2003-08-14
JP2004537935A (ja) 2004-12-16
KR100941201B1 (ko) 2010-02-10
IL160039A0 (en) 2004-06-20
CA2455704A1 (en) 2003-02-13
ATE287192T1 (de) 2005-01-15
EP1413163B1 (en) 2005-01-12
AU2002317587A1 (en) 2003-02-17
US6697417B2 (en) 2004-02-24
CN1550119A (zh) 2004-11-24
JP4668975B2 (ja) 2011-04-13
WO2003013178A1 (en) 2003-02-13
CN100407845C (zh) 2008-07-30
DE60202614T2 (de) 2006-04-06
DE60202614D1 (de) 2005-02-17
CA2455704C (en) 2008-09-23
JP2008086044A (ja) 2008-04-10
IL160039A (en) 2009-02-11
US20030022627A1 (en) 2003-01-30
KR20040018526A (ko) 2004-03-03
ES2235064T3 (es) 2005-07-01
EP1413163A1 (en) 2004-04-28

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