DE69100072D1 - Verfahren zur erfassung von satellitensendungen fuer einen gps-empfaenger. - Google Patents

Verfahren zur erfassung von satellitensendungen fuer einen gps-empfaenger.

Info

Publication number
DE69100072D1
DE69100072D1 DE9191101341T DE69100072T DE69100072D1 DE 69100072 D1 DE69100072 D1 DE 69100072D1 DE 9191101341 T DE9191101341 T DE 9191101341T DE 69100072 T DE69100072 T DE 69100072T DE 69100072 D1 DE69100072 D1 DE 69100072D1
Authority
DE
Germany
Prior art keywords
gps receiver
satellite broadcasting
detecting satellite
detecting
broadcasting
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
DE9191101341T
Other languages
English (en)
Other versions
DE69100072T2 (de
Inventor
Kenichiro Kawasaki
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.)
Pioneer Corp
Original Assignee
Pioneer Electronic Corp
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 Pioneer Electronic Corp filed Critical Pioneer Electronic Corp
Application granted granted Critical
Publication of DE69100072D1 publication Critical patent/DE69100072D1/de
Publication of DE69100072T2 publication Critical patent/DE69100072T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/18—Phase-modulated carrier systems, i.e. using phase-shift keying
    • H04L27/22—Demodulator circuits; Receiver circuits
    • H04L27/227—Demodulator circuits; Receiver circuits using coherent demodulation
    • H04L27/2271—Demodulator circuits; Receiver circuits using coherent demodulation wherein the carrier recovery circuit uses only the demodulated signals
    • H04L27/2273—Demodulator circuits; Receiver circuits using coherent demodulation wherein the carrier recovery circuit uses only the demodulated signals associated with quadrature demodulation, e.g. Costas loop
    • 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
    • H03—ELECTRONIC CIRCUITRY
    • H03D—DEMODULATION OR TRANSFERENCE OF MODULATION FROM ONE CARRIER TO ANOTHER
    • H03D1/00—Demodulation of amplitude-modulated oscillations
    • H03D1/22—Homodyne or synchrodyne circuits
    • H03D1/2245—Homodyne or synchrodyne circuits using two quadrature channels
    • H03D1/2254—Homodyne or synchrodyne circuits using two quadrature channels and a phase locked loop
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03L—AUTOMATIC CONTROL, STARTING, SYNCHRONISATION OR STABILISATION OF GENERATORS OF ELECTRONIC OSCILLATIONS OR PULSES
    • H03L7/00—Automatic control of frequency or phase; Synchronisation
    • H03L7/06—Automatic control of frequency or phase; Synchronisation using a reference signal applied to a frequency- or phase-locked loop
    • H03L7/08—Details of the phase-locked loop
    • H03L7/10—Details of the phase-locked loop for assuring initial synchronisation or for broadening the capture range
    • H03L7/12—Details of the phase-locked loop for assuring initial synchronisation or for broadening the capture range using a scanning signal
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03D—DEMODULATION OR TRANSFERENCE OF MODULATION FROM ONE CARRIER TO ANOTHER
    • H03D2200/00—Indexing scheme relating to details of demodulation or transference of modulation from one carrier to another covered by H03D
    • H03D2200/0001—Circuit elements of demodulators
    • H03D2200/0031—PLL circuits with quadrature locking, e.g. a Costas loop
    • 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
    • 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
    • H04L2027/0046—Open loops
    • H04L2027/0051—Harmonic tracking

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Power Engineering (AREA)
  • Stabilization Of Oscillater, Synchronisation, Frequency Synthesizers (AREA)
  • Radio Relay Systems (AREA)
  • Position Fixing By Use Of Radio Waves (AREA)
  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
DE91101341T 1990-02-13 1991-02-01 Verfahren zur Erfassung von Satellitensendungen für einen GPS-Empfänger. Expired - Lifetime DE69100072T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2029488A JPH0738023B2 (ja) 1990-02-13 1990-02-13 Ｇｐｓ受信機の衛星電波捕捉方法

Publications (2)

Publication Number Publication Date
DE69100072D1 true DE69100072D1 (de) 1993-06-09
DE69100072T2 DE69100072T2 (de) 1993-11-18

Family

ID=12277461

Family Applications (1)

Application Number Title Priority Date Filing Date
DE91101341T Expired - Lifetime DE69100072T2 (de) 1990-02-13 1991-02-01 Verfahren zur Erfassung von Satellitensendungen für einen GPS-Empfänger.

Country Status (4)

Country Link
US (1) US5203030A (de)
EP (1) EP0445522B1 (de)
JP (1) JPH0738023B2 (de)
DE (1) DE69100072T2 (de)

Families Citing this family (28)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5355533A (en) * 1991-12-11 1994-10-11 Xetron Corporation Method and circuit for radio frequency signal detection and interference suppression
JPH0659013A (ja) * 1992-08-05 1994-03-04 Pioneer Electron Corp Ｇｐｓ受信機の信号捕捉方法
US5621757A (en) * 1993-04-22 1997-04-15 Nec Corporation Circuit for measuring electric field by rapid measurement and normal measurement in a mobile communication system and method of using same
US5917444A (en) * 1995-05-22 1999-06-29 Trimble Navigation Ltd. Reduction of time to first fix in an SATPS receiver
USRE37408E1 (en) * 1993-05-21 2001-10-16 Trimble Navigation Ltd. Reduction of time to first fix in an SATPS receiver
JP2611623B2 (ja) * 1993-06-08 1997-05-21 日本電気株式会社 自動周波数制御装置
JPH0828754B2 (ja) * 1993-06-30 1996-03-21 日本電気株式会社 フレーム同期方式
US5983161A (en) 1993-08-11 1999-11-09 Lemelson; Jerome H. GPS vehicle collision avoidance warning and control system and method
KR960007657B1 (ko) * 1993-12-29 1996-06-08 현대전자산업 주식회사 엘-밴드 위상 편이키잉 변조방식을 이용한 위성통신에서의 수신기
US5432521A (en) * 1994-01-14 1995-07-11 Motorola, Inc. Satellite receiver system having doppler frequency shift tracking
US5594453A (en) * 1994-11-01 1997-01-14 Trimble Navigation, Ltd GPS receiver having a rapid acquisition of GPS satellite signals
JP3085511B2 (ja) * 1994-11-24 2000-09-11 株式会社アドバンテスト 基準周波数発生装置
FR2733106B1 (fr) * 1995-04-11 1997-06-06 Asulab Sa Boucle a verrouillage de delai pour utilisation dans un recepteur de signaux gps
US5886583A (en) * 1996-03-26 1999-03-23 Nec Corporation Oscillator control circuit including a phase difference change-detecting circuit
US5870670A (en) * 1996-09-23 1999-02-09 Motorola, Inc. Integrated image reject mixer
JPH10215149A (ja) * 1997-01-30 1998-08-11 Kenwood Corp 自動周波数制御回路
JP3623704B2 (ja) * 1999-12-03 2005-02-23 株式会社デンソー 携帯型ｇｐｓ受信機および携帯端末
US6392593B1 (en) * 2000-05-08 2002-05-21 Garmin Corporation Time division satellite acquisition
EP1289123A1 (de) * 2001-08-10 2003-03-05 Asulab S.A. Frequenzumsetzer für ein GPS-Empfänger
US20060255156A1 (en) * 2004-02-12 2006-11-16 Sony Corporation Pll circuit, demodulator circuit, ic card, and ic card processing apparatus
US8010120B2 (en) * 2004-06-10 2011-08-30 Broadcom Corporation Adaptive sensitivity in wireless communication
US7908080B2 (en) 2004-12-31 2011-03-15 Google Inc. Transportation routing
ES2294631T3 (es) * 2005-02-25 2008-04-01 Nemerix Sa Discriminador de frecuencia lineal half bin.
BRPI0520714A2 (pt) * 2005-12-01 2009-05-26 Thomson Licensing método e equipamento para determinar deslocamento de freqüência em um receptor
EP1837994B1 (de) * 2006-03-22 2009-12-02 Qualcomm Incorporated Breitband Frequenzdiskriminator und Funkortungsempfänger
CN101498784A (zh) * 2008-02-01 2009-08-05 韩国科亚电子股份有限公司 用于跟踪卫星信号的设备和方法
JP6259852B2 (ja) * 2016-03-24 2018-01-10 アンリツ株式会社 発振回路及び発振方法
CN109683181A (zh) * 2019-02-28 2019-04-26 西安微电子技术研究所 一种gps卫星信号捕获方法及系统

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2896169A (en) * 1955-10-24 1959-07-21 Gen Electric Automatic frequency control system with a two-speed frequency sweep
US3626426A (en) * 1970-01-29 1971-12-07 Trw Inc Phased locked loops
US3777276A (en) * 1973-01-24 1973-12-04 Us Navy Phase lock loop with automatic step by step search sweep followed by linear search sweep
US4336616A (en) * 1978-12-15 1982-06-22 Nasa Discriminator aided phase lock acquisition for suppressed carrier signals
US4476580A (en) * 1980-06-17 1984-10-09 Sanyo Electric Co., Ltd. Automatic continuous tuning control apparatus for a receiver
US4374437A (en) * 1980-12-29 1983-02-15 Zenith Radio Corporation Variable ramp speed TV tuning system for rapid channel tuning
US4498191A (en) * 1983-06-06 1985-02-05 General Electric Company Digital automatic frequency control with tracking
EP0235285A1 (de) * 1985-09-03 1987-09-09 Motorola, Inc. Verfahren und vorrichtung zur doppler-aufspürung in einem digitalen gps-empfänger
EP0297774B1 (de) * 1987-06-30 1994-06-08 Nec Corporation Phasenkontrollierter Demodulator für ein digitales Nachrichtensystem
DE3808328C1 (de) * 1988-03-12 1989-06-29 Standard Elektrik Lorenz Ag, 7000 Stuttgart, De

Also Published As

Publication number Publication date
JPH0738023B2 (ja) 1995-04-26
EP0445522A3 (en) 1991-09-25
DE69100072T2 (de) 1993-11-18
EP0445522A2 (de) 1991-09-11
US5203030A (en) 1993-04-13
EP0445522B1 (de) 1993-05-05
JPH03235078A (ja) 1991-10-21

Similar Documents

Publication Publication Date Title
DE69100072D1 (de) Verfahren zur erfassung von satellitensendungen fuer einen gps-empfaenger.
DE69021016D1 (de) Verfahren zur Nachspürung von GPS-Satelliten-Signalen in GPS-Empfängern.
DE69829726D1 (de) Verfahren zur empfangssteuerung in datenrundfunkempfängern
ATE284041T1 (de) Verfahren zur verbesserung des synchronisationsverhaltens in einem global positioning system (gps) empfänger
DE69114238D1 (de) Verfahren zur Auswahl der Empfangsfrequenz für einen RDS-Empfänger.
DE3585807D1 (de) Empfaenger mit einem groberfassungskode fuer ein erdumfassendes ortungssystem.
IT8222889A0 (it) Sistema di sintonizzazione per un ricevitore televisivo.
DE68923119T2 (de) Verfahren zur Durchführung einer Fernsehprogrammsendung.
DE59209080D1 (de) Verfahren zur Abstimmung eines Rundfunkempfängers unter Ausnutzung der RDS-Informationen
DE59309153D1 (de) Verfahren zur Auswahl routenrelevanter Meldungen bei RDS Rundfunkempfängern
DE69013855D1 (de) Verfolgungsverfahren bezüglich Satelliten-Radiosignalen in GPS-Empfängern.
DE59706629D1 (de) Ortungssensor mit einem satellitenempfänger zur positionsbestimmung
EE200000351A (et) Meetod GPS-vastuvõtja asukoha kindlaksmääramiseks oletatava võrdlusaja alusel
DE69101733D1 (de) Verfahren zur Auswahl der besten Empfangsantenne aus zwei oder mehreren Empfangsantennen.
DE59308221D1 (de) Verfahren zur abstimmung eines rundfunkempfängers unter verwendung der rds-information
DE69101432T2 (de) Verfahren zur meeresseismischendatenerfassung.
DE3581774D1 (de) Verfahren zur aufloesungserhoehung fuer ein kompatibles fernsehsystem.
DE3850950T2 (de) Gerät zur Anzeige der Bildqualität für Satelliten-Rundfunkempfänger.
DE59309359D1 (de) Verfahren zur Abstimmung eines Rundfunkempfängers
DE58901428D1 (de) Verfahren zur signalauswertung fuer einen faserkreisel.
DE59108456D1 (de) Verfahren zur automatischen Suchlaufabstimmung von Satelliten-Fernsehtonträgern
DE69719802D1 (de) Verfahren zur integration von antennen in einem verteilten antennensystem
IT8320349A0 (it) Sistema di sintonizzazione per un ricevitore televisivo multibanda.
DE69202100T2 (de) Verfahren zur Bilderzeugung.
DE3584687D1 (de) Empfaenger fuer amplitudenmoduliertes signal.

Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8320 Willingness to grant licences declared (paragraph 23)