JP4307740B2 - 時間追跡の方法と装置 - Google Patents

時間追跡の方法と装置 Download PDF

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Publication number
JP4307740B2
JP4307740B2 JP2000597906A JP2000597906A JP4307740B2 JP 4307740 B2 JP4307740 B2 JP 4307740B2 JP 2000597906 A JP2000597906 A JP 2000597906A JP 2000597906 A JP2000597906 A JP 2000597906A JP 4307740 B2 JP4307740 B2 JP 4307740B2
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Japan
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instance
late
energy
initial
estimate
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Expired - Lifetime
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JP2000597906A
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Japanese (ja)
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JP2002536907A5 (https=
JP2002536907A (ja
Inventor
レビン、ジェフリー・エー
リドル、クリストファー・シー
シャーマン、トム
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Qualcomm Inc
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Qualcomm Inc
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Publication of JP2002536907A5 publication Critical patent/JP2002536907A5/ja
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Publication of JP4307740B2 publication Critical patent/JP4307740B2/ja
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    • 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
    • H04B1/06—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
    • H04B1/7073—Synchronisation aspects
    • H04B1/7085—Synchronisation aspects using a code tracking loop, e.g. a delay-locked loop

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  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Radio Relay Systems (AREA)
  • Radio Transmission System (AREA)
  • Manufacture, Treatment Of Glass Fibers (AREA)
  • Absorbent Articles And Supports Therefor (AREA)
  • Circuits Of Receivers In General (AREA)
  • Burglar Alarm Systems (AREA)
  • Synchronisation In Digital Transmission Systems (AREA)
  • Treatments Of Macromolecular Shaped Articles (AREA)
  • Processing Of Meat And Fish (AREA)
  • Radar Systems Or Details Thereof (AREA)
  • Crystals, And After-Treatments Of Crystals (AREA)
JP2000597906A 1999-02-08 2000-02-08 時間追跡の方法と装置 Expired - Lifetime JP4307740B2 (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US09/246,446 US6229839B1 (en) 1999-02-08 1999-02-08 Method and apparatus for time tracking
US09/246,446 1999-02-08
PCT/US2000/003259 WO2000046935A1 (en) 1999-02-08 2000-02-08 Method and apparatus for time tracking

Publications (3)

Publication Number Publication Date
JP2002536907A JP2002536907A (ja) 2002-10-29
JP2002536907A5 JP2002536907A5 (https=) 2007-08-02
JP4307740B2 true JP4307740B2 (ja) 2009-08-05

Family

ID=22930727

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2000597906A Expired - Lifetime JP4307740B2 (ja) 1999-02-08 2000-02-08 時間追跡の方法と装置

Country Status (19)

Country Link
US (2) US6229839B1 (https=)
EP (1) EP1151547B1 (https=)
JP (1) JP4307740B2 (https=)
KR (1) KR100731943B1 (https=)
CN (1) CN1148890C (https=)
AT (1) ATE323342T1 (https=)
AU (1) AU761489B2 (https=)
BR (1) BR0008077A (https=)
CA (1) CA2362057A1 (https=)
DE (1) DE60027270T2 (https=)
ES (1) ES2260000T3 (https=)
HK (1) HK1041988B (https=)
HU (1) HU224301B1 (https=)
ID (1) ID30486A (https=)
IL (2) IL144602A0 (https=)
MX (1) MXPA01008012A (https=)
NO (1) NO323718B1 (https=)
PL (1) PL197736B1 (https=)
WO (1) WO2000046935A1 (https=)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6229839B1 (en) * 1999-02-08 2001-05-08 Qualcomm Incorporated Method and apparatus for time tracking
US6628702B1 (en) 2000-06-14 2003-09-30 Qualcomm, Incorporated Method and apparatus for demodulating signals processed in a transmit diversity mode
US6459883B2 (en) * 2000-07-31 2002-10-01 Morphics Technology, Inc. Generic finger architecture for spread spectrum applications
FI113921B (fi) * 2000-10-30 2004-06-30 Nokia Corp Vastaanotin, vastaanottomenetelmä, tietokoneohjelma ja tietokoneen muistiväline
US7133435B2 (en) * 2001-06-20 2006-11-07 Texas Instruments Incorporated Interference cancellation system and method
US7231000B2 (en) 2001-10-22 2007-06-12 Broadcom Corporation System and method for DC offset compensation and bit synchronization
FI20012475A0 (fi) * 2001-12-14 2001-12-14 Nokia Corp Tiedonsiirtomenetelmä ja vastaanotin
US7106784B2 (en) * 2002-01-25 2006-09-12 Sasken Communication Technologies Limited Universal rake receiver
US7272167B2 (en) * 2002-02-06 2007-09-18 Neoreach, Inc. PN code chip time tracking with smart antenna
JP2007513561A (ja) * 2003-12-04 2007-05-24 コーニンクレッカ フィリップス エレクトロニクス エヌ ヴィ レーク受信器を有する端末
US8675631B2 (en) * 2005-03-10 2014-03-18 Qualcomm Incorporated Method and system for achieving faster device operation by logical separation of control information
US20100157833A1 (en) * 2005-03-10 2010-06-24 Qualcomm Incorporated Methods and systems for improved timing acquisition for varying channel conditions
US20060221810A1 (en) * 2005-03-10 2006-10-05 Bojan Vrcelj Fine timing acquisition
US8144824B2 (en) * 2005-03-10 2012-03-27 Qualcomm Incorporated Trend influenced time tracking
US7623607B2 (en) * 2005-10-31 2009-11-24 Qualcomm Incorporated Methods and apparatus for determining timing in a wireless communication system
US8948329B2 (en) * 2005-12-15 2015-02-03 Qualcomm Incorporated Apparatus and methods for timing recovery in a wireless transceiver
US8144818B2 (en) * 2005-12-15 2012-03-27 Qualcomm Incorporated Apparatus and methods for determining timing in a communication system
US8126031B2 (en) 2007-08-07 2012-02-28 Qualcomm Incorporated Time-tracking management of demodulation elements in a receive diversity enabled rake receiver
US8711470B2 (en) 2010-11-14 2014-04-29 Kla-Tencor Corporation High damage threshold frequency conversion system
US9264180B2 (en) * 2011-12-21 2016-02-16 Telefonaktiebolaget L M Ericsson (Publ) Method, network node, computer program and computer program product for decoding a signal

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4189733A (en) * 1978-12-08 1980-02-19 Northrop Corporation Adaptive electronically steerable phased array
GB2281482B (en) * 1993-08-26 1997-10-22 Roke Manor Research Apparatus for use in equipment providing a digital radio link between a fixed and a mobile radio unit
JPH0955715A (ja) * 1995-08-11 1997-02-25 Toshiba Corp スペクトル拡散無線通信装置
JP2924730B2 (ja) * 1995-09-13 1999-07-26 日本電気株式会社 信号受信方法
SE504622C2 (sv) * 1996-02-02 1997-03-17 Ericsson Telefon Ab L M Metod och anordning för spårning av signaler samt en RAKE- mottagare som utnyttjar sagda anordning
JP2820918B2 (ja) * 1996-03-08 1998-11-05 株式会社ワイ・アール・ピー移動通信基盤技術研究所 スペクトル拡散通信装置
JP3575649B2 (ja) * 1996-04-02 2004-10-13 ソニー株式会社 パイロツト信号検出方法、パイロツト信号検出装置及び受信装置
US6026115A (en) * 1996-08-23 2000-02-15 Ntt Mobile Communications Network, Inc. Rake receiver
JP3702562B2 (ja) * 1997-01-14 2005-10-05 ソニー株式会社 無線システムの端子装置
US6112311A (en) * 1998-02-20 2000-08-29 International Business Machines Corporation Bridge failover system
US6229839B1 (en) * 1999-02-08 2001-05-08 Qualcomm Incorporated Method and apparatus for time tracking

Also Published As

Publication number Publication date
ID30486A (id) 2001-12-13
KR100731943B1 (ko) 2007-06-25
HUP0200122A2 (en) 2002-04-29
NO20013839D0 (no) 2001-08-07
US20020024991A1 (en) 2002-02-28
ATE323342T1 (de) 2006-04-15
DE60027270T2 (de) 2007-04-12
NO323718B1 (no) 2007-06-25
EP1151547B1 (en) 2006-04-12
HU224301B1 (hu) 2005-07-28
PL197736B1 (pl) 2008-04-30
AU761489B2 (en) 2003-06-05
KR20010101786A (ko) 2001-11-14
DE60027270D1 (de) 2006-05-24
CN1148890C (zh) 2004-05-05
CN1340248A (zh) 2002-03-13
MXPA01008012A (es) 2002-04-10
US6229839B1 (en) 2001-05-08
NO20013839L (no) 2001-10-05
IL144602A (en) 2007-02-11
EP1151547A1 (en) 2001-11-07
WO2000046935A1 (en) 2000-08-10
HK1041988A1 (en) 2002-07-26
JP2002536907A (ja) 2002-10-29
IL144602A0 (en) 2002-05-23
BR0008077A (pt) 2002-04-23
AU2875100A (en) 2000-08-25
HK1041988B (zh) 2005-03-04
ES2260000T3 (es) 2006-11-01
PL349809A1 (en) 2002-09-09
CA2362057A1 (en) 2000-08-10

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