DE69220281T2 - Digitales Verarbeitungsverfahren für GPS-Empfänger - Google Patents

Digitales Verarbeitungsverfahren für GPS-Empfänger

Info

Publication number
DE69220281T2
DE69220281T2 DE69220281T DE69220281T DE69220281T2 DE 69220281 T2 DE69220281 T2 DE 69220281T2 DE 69220281 T DE69220281 T DE 69220281T DE 69220281 T DE69220281 T DE 69220281T DE 69220281 T2 DE69220281 T2 DE 69220281T2
Authority
DE
Germany
Prior art keywords
code
signals
modulated
locally generated
gps
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
DE69220281T
Other languages
English (en)
Other versions
DE69220281D1 (de
Inventor
Robert G Lorenz
Kamran K Abadi
Roger J Helkey
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.)
MNI Inc
Original Assignee
Ashtech 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 Ashtech Inc filed Critical Ashtech Inc
Publication of DE69220281D1 publication Critical patent/DE69220281D1/de
Application granted granted Critical
Publication of DE69220281T2 publication Critical patent/DE69220281T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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
    • 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
    • G01S19/32—Multimode operation in a single same satellite system, e.g. GPS L1/L2
    • 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
DE69220281T 1991-04-10 1992-03-18 Digitales Verarbeitungsverfahren für GPS-Empfänger Expired - Lifetime DE69220281T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/683,608 US5134407A (en) 1991-04-10 1991-04-10 Global positioning system receiver digital processing technique

Publications (2)

Publication Number Publication Date
DE69220281D1 DE69220281D1 (de) 1997-07-17
DE69220281T2 true DE69220281T2 (de) 1997-10-02

Family

ID=24744759

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69220281T Expired - Lifetime DE69220281T2 (de) 1991-04-10 1992-03-18 Digitales Verarbeitungsverfahren für GPS-Empfänger

Country Status (7)

Country Link
US (2) US5134407A (de)
EP (1) EP0508621B1 (de)
JP (3) JP3262585B2 (de)
AT (1) ATE154445T1 (de)
AU (1) AU658167B2 (de)
CA (1) CA2061067C (de)
DE (1) DE69220281T2 (de)

Cited By (1)

* Cited by examiner, † Cited by third party
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DE102004035532A1 (de) * 2004-07-22 2006-02-16 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Vorrichtung und Verfahren zum Erzeugen eines Referenztaktübertragungssignals und Ableiten eines Referenztakts aus demselben

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DE69220281D1 (de) 1997-07-17
US5134407A (en) 1992-07-28
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