JP4194759B2 - ドップラーシフトした信号の周波数不確定範囲を絞り込むシステム及び方法 - Google Patents

ドップラーシフトした信号の周波数不確定範囲を絞り込むシステム及び方法 Download PDF

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Publication number
JP4194759B2
JP4194759B2 JP2000555373A JP2000555373A JP4194759B2 JP 4194759 B2 JP4194759 B2 JP 4194759B2 JP 2000555373 A JP2000555373 A JP 2000555373A JP 2000555373 A JP2000555373 A JP 2000555373A JP 4194759 B2 JP4194759 B2 JP 4194759B2
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frequency
pilot signal
samples
hypothesis
eav
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Expired - Lifetime
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JP2000555373A
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Japanese (ja)
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JP2002518930A (ja
JP2002518930A5 (enExample
Inventor
ハームズ、ブライアン
グレゴリー、シェアマン・エー
バトラー、ブライアン・ケー
アグラワル、アブニーシュ
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Qualcomm Inc
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Qualcomm Inc
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Publication of JP2002518930A5 publication Critical patent/JP2002518930A5/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
    • H04B1/69—Spread spectrum techniques
    • H04B1/707—Spread spectrum techniques using direct sequence modulation
    • H04B1/7073—Synchronisation aspects
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/14—Relay systems
    • H04B7/15—Active relay systems
    • H04B7/204—Multiple access
    • H04B7/216—Code division or spread-spectrum multiple access [CDMA, SSMA]
    • 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
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S19/00—Satellite radio beacon positioning systems; Determining position, velocity or attitude using signals transmitted by such systems
    • G01S19/01—Satellite radio beacon positioning systems transmitting time-stamped messages, e.g. GPS [Global Positioning System], GLONASS [Global Orbiting Navigation Satellite System] or GALILEO
    • G01S19/13—Receivers
    • G01S19/24—Acquisition or tracking or demodulation of signals transmitted by the system
    • G01S19/29—Acquisition or tracking or demodulation of signals transmitted by the system carrier including Doppler, related
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/0014—Carrier regulation
    • H04L2027/0024—Carrier regulation at the receiver end
    • H04L2027/0026—Correction of carrier offset
    • H04L2027/0034—Correction of carrier offset using hypothesis testing

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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)
  • Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
  • Radar Systems Or Details Thereof (AREA)
JP2000555373A 1998-06-15 1999-06-14 ドップラーシフトした信号の周波数不確定範囲を絞り込むシステム及び方法 Expired - Lifetime JP4194759B2 (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US09/097,842 US6249539B1 (en) 1998-06-15 1998-06-15 System and method for narrowing the range of frequency uncertainty of a doppler shifted signal
US09/097,842 1998-06-15
PCT/US1999/013552 WO1999066649A1 (en) 1998-06-15 1999-06-14 System and method for narrowing the range of frequency uncertainty of a doppler shifted signal

Publications (3)

Publication Number Publication Date
JP2002518930A JP2002518930A (ja) 2002-06-25
JP2002518930A5 JP2002518930A5 (enExample) 2008-08-21
JP4194759B2 true JP4194759B2 (ja) 2008-12-10

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JP2000555373A Expired - Lifetime JP4194759B2 (ja) 1998-06-15 1999-06-14 ドップラーシフトした信号の周波数不確定範囲を絞り込むシステム及び方法

Country Status (11)

Country Link
US (2) US6249539B1 (enExample)
EP (1) EP1088400B1 (enExample)
JP (1) JP4194759B2 (enExample)
KR (1) KR100693683B1 (enExample)
CN (1) CN1158785C (enExample)
AT (1) ATE344552T1 (enExample)
AU (1) AU760427B2 (enExample)
CA (1) CA2335136A1 (enExample)
DE (1) DE69933869T2 (enExample)
HK (1) HK1038840B (enExample)
WO (1) WO1999066649A1 (enExample)

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KR100771194B1 (ko) * 2005-08-29 2007-10-30 삼성탈레스 주식회사 직접 시퀀스 확산 대역 버스트 무선 통신 시스템에서타이밍 동기를 획득하는 장치
US8027373B2 (en) 2005-09-15 2011-09-27 Qualcomm Incorporated Quick detection of signaling in a wireless communication system
US8379721B2 (en) * 2005-09-22 2013-02-19 Qualcomm Incorported Two pass rate control techniques for video coding using a min-max approach
EP1958406A1 (en) * 2005-12-01 2008-08-20 Thomson Licensing Method and apparatus for determining frequency offset in a receiver
US8064414B2 (en) * 2005-12-13 2011-11-22 Qualcomm, Incorporated Range extension techniques for a wireless local area network
US8130726B2 (en) * 2005-12-20 2012-03-06 Qualcomm Incorporated Coarse bin frequency synchronization in a communication system
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US7990929B2 (en) * 2007-11-27 2011-08-02 Harris Corporation Wireless communications device including rake finger stage providing frequency correction and related methods
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Also Published As

Publication number Publication date
HK1038840A1 (en) 2002-03-28
CN1158785C (zh) 2004-07-21
JP2002518930A (ja) 2002-06-25
KR20010072616A (ko) 2001-07-31
ATE344552T1 (de) 2006-11-15
DE69933869T2 (de) 2007-06-21
US6831940B2 (en) 2004-12-14
US6249539B1 (en) 2001-06-19
DE69933869D1 (de) 2006-12-14
CN1312979A (zh) 2001-09-12
HK1038840B (zh) 2005-04-01
EP1088400A1 (en) 2001-04-04
US20010043641A1 (en) 2001-11-22
KR100693683B1 (ko) 2007-03-09
AU5204399A (en) 2000-01-05
AU760427B2 (en) 2003-05-15
EP1088400B1 (en) 2006-11-02
CA2335136A1 (en) 1999-12-23
WO1999066649A1 (en) 1999-12-23

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