ATE365926T1 - Verarbeitung eines spreizspektrumsignals - Google Patents

Verarbeitung eines spreizspektrumsignals

Info

Publication number
ATE365926T1
ATE365926T1 AT03748840T AT03748840T ATE365926T1 AT E365926 T1 ATE365926 T1 AT E365926T1 AT 03748840 T AT03748840 T AT 03748840T AT 03748840 T AT03748840 T AT 03748840T AT E365926 T1 ATE365926 T1 AT E365926T1
Authority
AT
Austria
Prior art keywords
vector
signal
spread spectrum
processing
data
Prior art date
Application number
AT03748840T
Other languages
English (en)
Inventor
Per-Ludvig Normark
Christian Staehlberg
Original Assignee
Nordnav Technologies Ab
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 Nordnav Technologies Ab filed Critical Nordnav Technologies Ab
Application granted granted Critical
Publication of ATE365926T1 publication Critical patent/ATE365926T1/de

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
    • H04B1/7085—Synchronisation aspects using a code tracking loop, e.g. a delay-locked loop
    • 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
    • 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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B2201/00—Indexing scheme relating to details of transmission systems not covered by a single group of H04B3/00 - H04B13/00
    • H04B2201/69—Orthogonal indexing scheme relating to spread spectrum techniques in general
    • H04B2201/707—Orthogonal indexing scheme relating to spread spectrum techniques in general relating to direct sequence modulation
    • H04B2201/70715—Orthogonal indexing scheme relating to spread spectrum techniques in general relating to direct sequence modulation with application-specific features

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)
  • Ultra Sonic Daignosis Equipment (AREA)
  • Radar Systems Or Details Thereof (AREA)
  • Synchronisation In Digital Transmission Systems (AREA)
AT03748840T 2002-10-15 2003-10-03 Verarbeitung eines spreizspektrumsignals ATE365926T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE0203047A SE0203047D0 (sv) 2002-10-15 2002-10-15 Spread spectrum signal processing

Publications (1)

Publication Number Publication Date
ATE365926T1 true ATE365926T1 (de) 2007-07-15

Family

ID=20289273

Family Applications (1)

Application Number Title Priority Date Filing Date
AT03748840T ATE365926T1 (de) 2002-10-15 2003-10-03 Verarbeitung eines spreizspektrumsignals

Country Status (10)

Country Link
US (2) US20060013287A1 (de)
EP (2) EP1554599B1 (de)
JP (2) JP4921712B2 (de)
KR (1) KR101016928B1 (de)
CN (2) CN102109603A (de)
AT (1) ATE365926T1 (de)
AU (1) AU2003267903A1 (de)
DE (1) DE60314654T2 (de)
SE (1) SE0203047D0 (de)
WO (1) WO2004036238A1 (de)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE0203047D0 (sv) * 2002-10-15 2002-10-15 Nordnav Technologies Ab Spread spectrum signal processing
US7010060B2 (en) 2003-01-10 2006-03-07 Cornell Research Foundation, Inc. Real-time software receiver
US7440493B2 (en) * 2004-12-29 2008-10-21 Nokia Corporation Multi-path detection method for CDMA receivers
EP2264910A3 (de) 2005-05-11 2012-11-28 Nordnav Technologies AB Spreizspektrumkorrelator
US7498981B2 (en) * 2005-10-07 2009-03-03 The Charles Stark Draper Laboratory, Inc. Method and apparatus for real-time digital processing of satellite positional signals for fast acquisition and low SNR tracking
JP5128585B2 (ja) * 2006-05-24 2013-01-23 ノキア コーポレイション Ｃｄｍａ受信機において、捕捉、追跡およびホスティングにハードウェアおよびソフトウェアを使用する方法
US7961641B1 (en) * 2007-04-27 2011-06-14 Marvell International Ltd. Initial ranging power control algorithm for WiMAX mobile stations
US8102765B2 (en) * 2007-06-22 2012-01-24 Microsoft Corporation Correlation-based rate adaptation for communication networks
EP2066040A1 (de) * 2007-11-27 2009-06-03 Nemerix SA GNSS-Empfänger mit Mehrwegkompensation
EP2093584B1 (de) * 2008-02-20 2011-03-30 Cambridge Positioning Systems Limited Verarbeitung empfangener Satellitenfunksignale
FR2962227B1 (fr) * 2010-07-01 2012-07-27 Inst Telecom Telecom Sudparis Procede de reduction de l'eblouissement d'un recepteur recevant des signaux depuis des emetteurs
US9584178B2 (en) * 2014-07-21 2017-02-28 International Business Machines Corporation Correlating pseudonoise sequences in an SIMD processor
US10768310B2 (en) * 2018-01-03 2020-09-08 Samsung Electronics Co., Ltd System and method for providing code modification for multipath improvement in GNSS receivers
CN112649819A (zh) * 2020-11-24 2021-04-13 中国科学院国家空间科学中心 一种高动态扩频信号捕获装置及捕获方法
US12597965B1 (en) * 2025-10-09 2026-04-07 Peltbeam Inc. Wireless communication device and method for adaptive RF spectrum analysis

Family Cites Families (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5592173A (en) * 1994-07-18 1997-01-07 Trimble Navigation, Ltd GPS receiver having a low power standby mode
US5897605A (en) * 1996-03-15 1999-04-27 Sirf Technology, Inc. Spread spectrum receiver with fast signal reacquisition
US6393046B1 (en) 1996-04-25 2002-05-21 Sirf Technology, Inc. Spread spectrum receiver with multi-bit correlator
DE69714581T2 (de) * 1996-04-25 2003-04-17 Sirf Technology, Inc. Spreizspektrumempfänger mit multibitkorrelation
US5808582A (en) * 1996-09-13 1998-09-15 Litton Consulting Group, Inc. Global positioning system receiver with improved multipath signal rejection
US6091785A (en) * 1997-09-25 2000-07-18 Trimble Navigation Limited Receiver having a memory based search for fast acquisition of a spread spectrum signal
US6366938B1 (en) * 1997-11-11 2002-04-02 Ericsson, Inc. Reduced power matched filter using precomputation
US6234799B1 (en) * 1998-04-06 2001-05-22 American Gnc Corporation Real-time IMU simulator
EP1054265A3 (de) 1999-05-10 2003-11-26 Sirius Communications N.V. Verfahren und Gerät zur softwaremässigen Rekonfigurierung der Übertragungs/Empfangskommunikation und des Navigationssignalempfangs
US6400743B1 (en) * 1999-08-05 2002-06-04 Fuji Photo Film Co., Ltd. High-power semiconductor laser device having current confinement structure and index-guided structure
US6526322B1 (en) * 1999-12-16 2003-02-25 Sirf Technology, Inc. Shared memory architecture in GPS signal processing
US6839389B2 (en) * 2000-03-13 2005-01-04 Pri Research & Development Corp. Digital quadrature demodulation and decimation without multipliers
US6512803B2 (en) * 2000-04-05 2003-01-28 Symmetricom, Inc. Global positioning system receiver capable of functioning in the presence of interference
US6407699B1 (en) * 2000-04-14 2002-06-18 Chun Yang Method and device for rapidly extracting time and frequency parameters from high dynamic direct sequence spread spectrum radio signals under interference
AU2001270043A1 (en) * 2000-06-27 2002-01-08 Sirf Technology, Inc. Combined parallel and sequential detection for gps signal acquisition
JP4820957B2 (ja) * 2000-12-04 2011-11-24 モトローラ モビリティ インコーポレイテッド 周波数誤差を補償する受信機および方法
US6934630B2 (en) 2000-12-20 2005-08-23 The John Hopkins University GPS receiver tracking system
US6535548B1 (en) * 2001-04-26 2003-03-18 Motorola, Inc. Mobile wireless communication devices for receiving spread spectrum signals and methods therefor
US6990140B2 (en) * 2001-05-17 2006-01-24 Trimble Navigation Limited Signal receiver using coherent integration in interleaved time periods for signal acquisition at low signal strength
US6775319B2 (en) * 2001-08-16 2004-08-10 Motorola, Inc. Spread spectrum receiver architectures and methods therefor
US6828935B1 (en) * 2002-07-19 2004-12-07 The United States Of America As Represented By The Administrator Of The National Aeronautics And Space Administration Digitally synthesized phased antenna for multibeam global positioning
SE0203047D0 (sv) * 2002-10-15 2002-10-15 Nordnav Technologies Ab Spread spectrum signal processing
US7010060B2 (en) * 2003-01-10 2006-03-07 Cornell Research Foundation, Inc. Real-time software receiver
EP2093584B1 (de) * 2008-02-20 2011-03-30 Cambridge Positioning Systems Limited Verarbeitung empfangener Satellitenfunksignale

Also Published As

Publication number Publication date
US20080095272A1 (en) 2008-04-24
CN1705893A (zh) 2005-12-07
EP1843167A1 (de) 2007-10-10
CN102109603A (zh) 2011-06-29
WO2004036238A1 (en) 2004-04-29
DE60314654D1 (de) 2007-08-09
JP4921712B2 (ja) 2012-04-25
EP1554599A1 (de) 2005-07-20
KR101016928B1 (ko) 2011-02-25
DE60314654T2 (de) 2008-02-28
JP2006503494A (ja) 2006-01-26
EP1554599B1 (de) 2007-06-27
EP1843167B1 (de) 2017-11-15
CN1705893B (zh) 2011-03-16
US8422601B2 (en) 2013-04-16
JP2010028875A (ja) 2010-02-04
KR20050053778A (ko) 2005-06-08
AU2003267903A1 (en) 2004-05-04
SE0203047D0 (sv) 2002-10-15
US20060013287A1 (en) 2006-01-19

Similar Documents

Publication Publication Date Title
DE60314654D1 (de) Verarbeitung eines spreizspektrumsignals
US7630883B2 (en) Apparatus and method for creating pitch wave signals and apparatus and method compressing, expanding and synthesizing speech signals using these pitch wave signals
NO20092125L (no) Innretning og fremgangsmate for etterbehandling av spektralverdier, samt koder og dekoder for audiosignaler
ATE394774T1 (de) Kodierungs-, dekodierungsvorrichtung und methode dafür
KR910007293A (ko) 디지탈신호부호화장치
DK1825461T3 (da) Fremgangsmåde og indretning til kunstig udvidelse af båndbredden af talesignaler
WO2002033695A3 (en) Method and apparatus for coding of unvoiced speech
KR960036343A (ko) 부호화 장치
DE602004002856D1 (de) Dynamische signalauswahl in einem chromatographie-/massenspektometrie-/massenspektrometriesystem
EP1403783A3 (de) Merkmalsextraktion von einem Audiosignal
KR100257775B1 (ko) 다중 펄스분석 음성처리 시스템과 방법
WO2005029016A3 (en) Material identification employing a grating spectrometer
WO2004061620A3 (en) Temporal affinity analysis using reuse signatures
US7797156B2 (en) Speech analyzing system with adaptive noise codebook
DE60131678D1 (de) Methode zur schätzung der signalqualität
CN109285558B (zh) 用于处理信号的方法和装置
NO20021631L (no) Fremgangsmåte og anordning for taledata
RU2016146916A (ru) Усовершенствованная коррекция потери кадров с помощью речевой информации
CA2468980A1 (en) Disk evaluation apparatus
DE60122353D1 (de) Verfahren und vorrichtung zum subtrahieren von mehreren pfaden empfangener störsignale
DK1437673T3 (da) Fremgangsmåde til identifikation af mikroorganismer ved hjælp af massespektrometri
DK0646300T3 (da) Fremgangsmåde til konstatering af fejl ved digitaliserede, datareducerede lyd- og datasignaler
US8219391B2 (en) Speech analyzing system with speech codebook
CN100570709C (zh) 语音信号压缩设备、语音信号压缩方法和程序
DE60105277D1 (de) Zeit- und bandspreizsender für unterwasserortungssysteme sowie sendeverfahren und anlage dafür

Legal Events

Date Code Title Description
RER Ceased as to paragraph 5 lit. 3 law introducing patent treaties