ATE547717T1 - Bestimmung einer zusammengesetzten scheitelpunktsposition in gegenwart von einer dopplerverschiebung - Google Patents

Bestimmung einer zusammengesetzten scheitelpunktsposition in gegenwart von einer dopplerverschiebung

Info

Publication number
ATE547717T1
ATE547717T1 AT03716951T AT03716951T ATE547717T1 AT E547717 T1 ATE547717 T1 AT E547717T1 AT 03716951 T AT03716951 T AT 03716951T AT 03716951 T AT03716951 T AT 03716951T AT E547717 T1 ATE547717 T1 AT E547717T1
Authority
AT
Austria
Prior art keywords
doppler shift
determination
vertex position
composite
composite vertex
Prior art date
Application number
AT03716951T
Other languages
English (en)
Inventor
Christopher Patrick
Douglas N Rowitch
Pillappakkam Srinivas
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 ATE547717T1 publication Critical patent/ATE547717T1/de

Links

Classifications

    • 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
    • G01S11/00—Systems for determining distance or velocity not using reflection or reradiation
    • G01S11/02—Systems for determining distance or velocity not using reflection or reradiation using radio waves
    • G01S11/10—Systems for determining distance or velocity not using reflection or reradiation using radio waves using Doppler effect
    • 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
    • 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
    • H04B1/709—Correlator structure
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/0014—Carrier regulation
    • H04L2027/0044—Control loops for carrier regulation
    • H04L2027/0063—Elements of loops
    • H04L2027/0065—Frequency error detectors

Landscapes

  • Engineering & Computer Science (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Signal Processing (AREA)
  • Position Fixing By Use Of Radio Waves (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Radar Systems Or Details Thereof (AREA)
  • Ultra Sonic Daignosis Equipment (AREA)
AT03716951T 2002-04-01 2003-04-01 Bestimmung einer zusammengesetzten scheitelpunktsposition in gegenwart von einer dopplerverschiebung ATE547717T1 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US36940602P 2002-04-01 2002-04-01
US10/404,715 US7596190B2 (en) 2002-04-01 2003-03-31 System, method, and apparatus for correction of code doppler shift
PCT/US2003/010064 WO2004065982A1 (en) 2002-04-01 2003-04-01 Determination of a composite peak position in the presence of a doppler shift

Publications (1)

Publication Number Publication Date
ATE547717T1 true ATE547717T1 (de) 2012-03-15

Family

ID=32775650

Family Applications (1)

Application Number Title Priority Date Filing Date
AT03716951T ATE547717T1 (de) 2002-04-01 2003-04-01 Bestimmung einer zusammengesetzten scheitelpunktsposition in gegenwart von einer dopplerverschiebung

Country Status (8)

Country Link
US (1) US7596190B2 (de)
EP (1) EP1490705B1 (de)
JP (1) JP4732761B2 (de)
KR (1) KR101011628B1 (de)
CN (1) CN1653352B (de)
AT (1) ATE547717T1 (de)
AU (1) AU2003220634A1 (de)
WO (1) WO2004065982A1 (de)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101050132B1 (ko) * 2009-03-26 2011-07-22 성균관대학교산학협력단 대역 확산 부호 획득 장치 및 그 방법
US20110050496A1 (en) * 2009-09-02 2011-03-03 Qualcomm Incorporated Energy Domain Based Peak Reconstruction Methods And Apparatuses
KR101091645B1 (ko) 2009-12-29 2011-12-08 한국해양연구원 도플러 편이 추정장치 및 도플러 편이 추정방법
JP6074917B2 (ja) * 2012-05-25 2017-02-08 セイコーエプソン株式会社 受信装置及びコード位相判定方法
DK2759813T3 (da) * 2013-01-25 2016-06-06 Sick Ag Method and sensor for measuring the fill level of layered media

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5390207A (en) * 1990-11-28 1995-02-14 Novatel Communications Ltd. Pseudorandom noise ranging receiver which compensates for multipath distortion by dynamically adjusting the time delay spacing between early and late correlators
FR2728415B1 (fr) * 1994-12-19 1997-01-24 Commissariat Energie Atomique Procede de transmission a modulation et demodulation differentielle de phase a etalement de spectre utilisant des sequences pseudoaleatoires orthogonales
US6289041B1 (en) 1997-02-11 2001-09-11 Snaptrack, Inc. Fast Acquisition, high sensitivity GPS receiver
JPH10253738A (ja) * 1997-03-11 1998-09-25 Matsushita Electric Ind Co Ltd Ｇｐｓ受信方式
CN1224285A (zh) * 1997-10-03 1999-07-28 松下电器产业株式会社 接收设备
US5955986A (en) * 1997-11-20 1999-09-21 Eagle Eye Technologies, Inc. Low-power satellite-based geopositioning system
GB9826044D0 (en) 1998-11-28 1999-01-20 Koninkl Philips Electronics Nv Receiver for DS-CDMA signals
US6304216B1 (en) * 1999-03-30 2001-10-16 Conexant Systems, Inc. Signal detector employing correlation analysis of non-uniform and disjoint sample segments
US6546040B1 (en) * 1999-04-21 2003-04-08 Trimble Navigation Limited GPS receiver having improved signal acquisition at a low signal to noise ratio
FI20000819A7 (fi) * 2000-04-06 2002-01-25 Nokia Corp Menetelmä vastaanottimessa ja vastaanotin
US6850557B1 (en) * 2000-04-18 2005-02-01 Sirf Technology, Inc. Signal detector and method employing a coherent accumulation system to correlate non-uniform and disjoint sample segments
US7010066B2 (en) * 2000-08-09 2006-03-07 Skybitz, Inc. System and method for fast code phase and carrier frequency acquisition in GPS receiver
US6466958B1 (en) * 2000-09-12 2002-10-15 Interstate Electronics Corporation, A Division Of L3 Communications Corporation Parallel frequency searching in an acquisition correlator
KR100896824B1 (ko) * 2001-02-06 2009-05-12 엔엑스피 비 브이 Ｇｐｓ 신호 역확산 방법 및 ｇｐｓ 수신기와 이 수신기를 포함하는 이동 전화기
US7035315B2 (en) * 2001-04-24 2006-04-25 Lucent Technologies Inc. Doppler corrected communications receiver and method of removing doppler frequency shift

Also Published As

Publication number Publication date
CN1653352A (zh) 2005-08-10
KR20040099386A (ko) 2004-11-26
US7596190B2 (en) 2009-09-29
US20060121915A1 (en) 2006-06-08
EP1490705B1 (de) 2012-02-29
JP2006505801A (ja) 2006-02-16
JP4732761B2 (ja) 2011-07-27
KR101011628B1 (ko) 2011-01-28
EP1490705A1 (de) 2004-12-29
WO2004065982A1 (en) 2004-08-05
AU2003220634A1 (en) 2004-08-13
CN1653352B (zh) 2010-06-09

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