KR100941201B1 - Ｃｄｍａ 순방향 및 역방향 링크 신호들의 가장 이른도달을 추정하는 시스템 및 방법 - Google Patents

Ｃｄｍａ 순방향 및 역방향 링크 신호들의 가장 이른도달을 추정하는 시스템 및 방법 Download PDF

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KR100941201B1
KR100941201B1 KR1020047001208A KR20047001208A KR100941201B1 KR 100941201 B1 KR100941201 B1 KR 100941201B1 KR 1020047001208 A KR1020047001208 A KR 1020047001208A KR 20047001208 A KR20047001208 A KR 20047001208A KR 100941201 B1 KR100941201 B1 KR 100941201B1
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South Korea
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searcher
initial signal
finger
samples
histograms
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KR20040018526A (ko
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이반 퍼난데즈-코바톤
나다브 레바논
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콸콤 인코포레이티드
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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)
KR1020047001208A 2001-07-27 2002-07-25 Ｃｄｍａ 순방향 및 역방향 링크 신호들의 가장 이른도달을 추정하는 시스템 및 방법 Expired - Fee Related KR100941201B1 (ko)

Applications Claiming Priority (3)

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
US09/919,626 2001-07-27
PCT/US2002/023917 WO2003013178A1 (en) 2001-07-27 2002-07-25 System and method of estimating earliest arrival of cdma forward link signals

Publications (2)

Publication Number Publication Date
KR20040018526A KR20040018526A (ko) 2004-03-03
KR100941201B1 true KR100941201B1 (ko) 2010-02-10

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KR1020047001208A Expired - Fee Related KR100941201B1 (ko) 2001-07-27 2002-07-25 Ｃｄｍａ 순방향 및 역방향 링크 신호들의 가장 이른도달을 추정하는 시스템 및 방법

Country Status (12)

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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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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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US7453961B1 (en) 2005-01-11 2008-11-18 Itt Manufacturing Enterprises, Inc. Methods and apparatus for detection of signal timing
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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
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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WO2003013178A8 (en) 2003-08-14
JP2004537935A (ja) 2004-12-16
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
JP4068557B2 (ja) 2008-03-26
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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