DE60135345D1 - Kombinierte parallele und sequenzielle detektion für die gps-signalerfassung - Google Patents

Kombinierte parallele und sequenzielle detektion für die gps-signalerfassung

Info

Publication number
DE60135345D1
DE60135345D1 DE60135345T DE60135345T DE60135345D1 DE 60135345 D1 DE60135345 D1 DE 60135345D1 DE 60135345 T DE60135345 T DE 60135345T DE 60135345 T DE60135345 T DE 60135345T DE 60135345 D1 DE60135345 D1 DE 60135345D1
Authority
DE
Germany
Prior art keywords
signal detection
verification
detections
false alarm
detection
Prior art date
Legal status (The legal status 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 status listed.)
Expired - Lifetime
Application number
DE60135345T
Other languages
English (en)
Inventor
Charles P Norman
Stephen F Rounds
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
CSR Technology Inc
Original Assignee
Sirf Technology 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 Sirf Technology Inc filed Critical Sirf Technology Inc
Application granted granted Critical
Publication of DE60135345D1 publication Critical patent/DE60135345D1/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • 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
    • H04B1/7075—Synchronisation aspects with code phase acquisition
    • H04B1/7077—Multi-step acquisition, e.g. multi-dwell, coarse-fine or validation
    • H04B1/70775—Multi-dwell schemes, i.e. multiple accumulation times
    • 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
    • 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
    • G01S19/30—Acquisition or tracking or demodulation of signals transmitted by the system code related
    • 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
    • G01S19/35—Constructional details or hardware or software details of the signal processing chain
    • G01S19/37—Hardware or software details of the signal processing chain
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Position Fixing By Use Of Radio Waves (AREA)
  • Radio Relay Systems (AREA)
  • Burglar Alarm Systems (AREA)
DE60135345T 2000-06-27 2001-06-20 Kombinierte parallele und sequenzielle detektion für die gps-signalerfassung Expired - Lifetime DE60135345D1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US21446200P 2000-06-27 2000-06-27
PCT/US2001/019857 WO2002001243A2 (en) 2000-06-27 2001-06-20 Combined parallel and sequential detection for gps signal acquisition

Publications (1)

Publication Number Publication Date
DE60135345D1 true DE60135345D1 (de) 2008-09-25

Family

ID=22799163

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60135345T Expired - Lifetime DE60135345D1 (de) 2000-06-27 2001-06-20 Kombinierte parallele und sequenzielle detektion für die gps-signalerfassung

Country Status (7)

Country Link
US (3) US7127351B2 (de)
EP (1) EP1303766B1 (de)
JP (1) JP2004502175A (de)
AT (1) ATE404878T1 (de)
AU (1) AU2001270043A1 (de)
DE (1) DE60135345D1 (de)
WO (1) WO2002001243A2 (de)

Families Citing this family (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2004502175A (ja) * 2000-06-27 2004-01-22 シーフ、テクノロジー、インコーポレーテッド Ｇｐｓ信号を獲得するために組み合わされた並列および順次検出
KR100674423B1 (ko) * 2001-01-19 2007-01-29 엘지전자 주식회사 송/수신 시스템 및 데이터 처리 방법
SE0203047D0 (sv) * 2002-10-15 2002-10-15 Nordnav Technologies Ab Spread spectrum signal processing
US6710739B1 (en) 2003-01-03 2004-03-23 Northrop Grumman Corporation Dual redundant GPS anti-jam air vehicle navigation system architecture and method
US7672513B2 (en) 2003-04-29 2010-03-02 Anoto Ab Methods, apparatus, computer program and storage medium for position decoding
US7336696B2 (en) * 2003-12-12 2008-02-26 Nokia Siemens Networks Oy Acquisition of a code modulated signal
JP2005207991A (ja) * 2004-01-26 2005-08-04 Denso Corp Ｇｐｓ受信機
US7876738B2 (en) * 2004-03-02 2011-01-25 Nokia Corporation Preventing an incorrect synchronization between a received code-modulated signal and a replica code
US7193555B2 (en) * 2005-03-31 2007-03-20 Lockheed Martin Corporation System and method for detecting emitter signals in the presence of unwanted signals
US7180446B2 (en) * 2005-07-12 2007-02-20 Centrality Communications, Inc. Continuous integration based satellite navigational signal acquisition
US7479924B2 (en) * 2005-11-14 2009-01-20 Sirf Technology Holdings, Inc. False reacquisition mitigation in high sensitivity navigational satellite signal receivers
EP1801991A3 (de) * 2005-12-21 2008-08-20 Nemerix SA Optimale Ressourcenverwendung für Signalprozessoren
JP4296302B2 (ja) 2006-04-04 2009-07-15 測位衛星技術株式会社 位置情報提供システムおよび携帯電話機
WO2007118327A1 (en) * 2006-04-18 2007-10-25 Sige Semiconductor Inc. Methods and systems for shared software and hardware correlators
US8391339B2 (en) * 2006-07-05 2013-03-05 CSR Technology Holdings Inc. Correlator sum method for spread spectrum signal receivers
US20080211715A1 (en) * 2006-08-17 2008-09-04 Technology Focus Llc Global positioning system using broadband noise reduction
KR100859721B1 (ko) * 2006-11-15 2008-09-23 한국전자통신연구원 검색범위 최적화를 통한 정밀 반송파 주파수 획득 장치 및그 방법
US7852908B1 (en) 2007-06-08 2010-12-14 Rf Micro Devices, Inc. Combined digital filter and correlator
JP5005446B2 (ja) * 2007-07-03 2012-08-22 日本無線株式会社 自立型高感度衛星信号受信機
JP5440894B2 (ja) * 2007-10-03 2014-03-12 測位衛星技術株式会社 位置情報提供システムおよび屋内送信機
US8442095B2 (en) * 2008-06-14 2013-05-14 Qualcomm Incorporated Multiple correlation processing in code space search
US8699615B2 (en) 2010-06-01 2014-04-15 Ultra Electronics Tcs Inc. Simultaneous communications jamming and enabling on a same frequency band
US8855171B2 (en) 2011-08-10 2014-10-07 Qualcomm Incorporated Satellite signal acquisition

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4479249A (en) * 1978-05-12 1984-10-23 Electronique Marcel Dassault Apparatus for collecting and processing messages transmitted at different signal frequencies
US5347284A (en) * 1991-02-28 1994-09-13 Texas Instruments Incorporated System and method for a digital navigation satellite receiver
US5222100A (en) * 1992-06-24 1993-06-22 Unisys Corporation Range based acquisition system
JPH06235762A (ja) * 1993-02-10 1994-08-23 Matsushita Electric Ind Co Ltd 疑似雑音符号位相同期引き込み方法
US5953370A (en) * 1994-09-09 1999-09-14 Omnipoint Corporation Apparatus for receiving and correlating a spread spectrum signal
EP0749223B1 (de) * 1994-12-28 2004-12-08 NTT DoCoMo, Inc. Verfahren und anordnung zur vorsysnchronisierung eines spreizspektrumkode eines übertragungssystems mit mehrfachzugriff durch kodeverteilung
US5541606A (en) * 1995-02-02 1996-07-30 Trimble Navigation Limited W-code enhanced cross correlation satellite positioning system receiver
US5621416A (en) * 1995-02-02 1997-04-15 Trimble Navigation Limited Optimized processing of signals for enhanced cross-correlation in a satellite positioning system receiver
US5854981A (en) * 1995-08-08 1998-12-29 Telefonaktiebolaget L M Ericsson Adaptive neighbor cell list
WO1997033400A1 (fr) 1996-03-05 1997-09-12 Ntt Mobile Communications Network Inc. Procede de transmission de signaux, emetteur, recepteur, et procede de synchronisation de code a etalement de spectre pour systeme de communication mobile
US6133874A (en) * 1996-03-08 2000-10-17 Snaptrack, Inc. Method and apparatus for acquiring satellite positioning system signals
US6405147B1 (en) * 1999-09-10 2002-06-11 Condor Systems, Inc. Signal transfer device measurement system and method
JP2004502175A (ja) * 2000-06-27 2004-01-22 シーフ、テクノロジー、インコーポレーテッド Ｇｐｓ信号を獲得するために組み合わされた並列および順次検出

Also Published As

Publication number Publication date
EP1303766A2 (de) 2003-04-23
US20080015776A1 (en) 2008-01-17
US20070093961A1 (en) 2007-04-26
AU2001270043A1 (en) 2002-01-08
EP1303766A4 (de) 2004-09-22
ATE404878T1 (de) 2008-08-15
EP1303766B1 (de) 2008-08-13
US7127351B2 (en) 2006-10-24
WO2002001243A3 (en) 2002-04-04
WO2002001243A2 (en) 2002-01-03
US20020015456A1 (en) 2002-02-07
JP2004502175A (ja) 2004-01-22
US7246011B2 (en) 2007-07-17

Similar Documents

Publication Publication Date Title
DE60135345D1 (de) Kombinierte parallele und sequenzielle detektion für die gps-signalerfassung
TW357078B (en) Organism state measuring device and relaxation instructing device
ATE334437T1 (de) Schutzschaltung für eine integrierte schaltung
Rabbitt Ignoring irrelevant information
DE602005027480D1 (de) System zur identifikation gesprochener sprache und verfahren zum training und betrieb dazu
WO2007086916A3 (en) Object detection method and apparatus
ATE426273T1 (de) Verfahren und gerate zur sucherfassungsdurchfuhrung in einem multitrager- signalen kommunikationsystem
WO2006001821A3 (en) Object detection method and apparatus
CA2277308A1 (en) Intelligent hypersensor processing system (ihps)
ATE443381T1 (de) Mehrwegsuchung
FR2604815B1 (fr) Procede et dispositif de reconnaissance de voix utilisant un vecteur propre
Naranjo-Alcazar et al. Sound event localization and detection using squeeze-excitation residual CNNs
CN104809440B (zh) 一种异常视线停驻的识别与提醒方法及装置
Bordat et al. Towards real-time implementation for the pre-processing of radar-based human activity recognition
BR9305035A (pt) Agentes de curtimento e sua aplicaçáo
Hrabina et al. Implementation of developed gunshot detection algorithm on TMS320C6713 processor
Eskandari et al. The effect of Torrance creative components on reconstructing knowledge by multiply-constrained semantic search in the Remote Associates Test.
JPS52117170A (en) Alarm watch
CN116879809B (zh) 轴频磁异常信号处理及识别方法及系统
Brookshire Distinguishing between periodicity and consistency over trials: Reply to Re, Tosato, Fries, and Landau
Guen Lure Foils elicit Errors in numerical N-Back Tasks
Miskiewicz Musician Hearing Enhancement: Where and When it Occurs?
DK1252721T3 (da) System til kontinuerlig bölgeafvisning
Arnal et al. The path of voices in our brain
Großer et al. The fate of previously focused working memory content: decay or/and inhibition

Legal Events

Date Code Title Description
8364 No opposition during term of opposition