GB2180426B - Satellite navigation systems - Google Patents

Satellite navigation systems

Info

Publication number
GB2180426B
GB2180426B GB8522722A GB8522722A GB2180426B GB 2180426 B GB2180426 B GB 2180426B GB 8522722 A GB8522722 A GB 8522722A GB 8522722 A GB8522722 A GB 8522722A GB 2180426 B GB2180426 B GB 2180426B
Authority
GB
United Kingdom
Prior art keywords
satellite navigation
navigation systems
systems
satellite
navigation
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
Application number
GB8522722A
Other versions
GB2180426A (en
Inventor
Rolf Johannessen
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.)
STC PLC
Original Assignee
STC PLC
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 STC PLC filed Critical STC PLC
Priority to GB8522722A priority Critical patent/GB2180426B/en
Publication of GB2180426A publication Critical patent/GB2180426A/en
Application granted granted Critical
Publication of GB2180426B publication Critical patent/GB2180426B/en
Expired 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
    • G01S19/03—Cooperating elements; Interaction or communication between different cooperating elements or between cooperating elements and receivers
    • G01S19/10—Cooperating elements; Interaction or communication between different cooperating elements or between cooperating elements and receivers providing dedicated supplementary positioning signals
    • G01S19/11—Cooperating elements; Interaction or communication between different cooperating elements or between cooperating elements and receivers providing dedicated supplementary positioning signals wherein the cooperating elements are pseudolites or satellite radio beacon positioning system signal repeaters
GB8522722A 1985-09-13 1985-09-13 Satellite navigation systems Expired GB2180426B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB8522722A GB2180426B (en) 1985-09-13 1985-09-13 Satellite navigation systems

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB8522722A GB2180426B (en) 1985-09-13 1985-09-13 Satellite navigation systems

Publications (2)

Publication Number Publication Date
GB2180426A GB2180426A (en) 1987-03-25
GB2180426B true GB2180426B (en) 1989-09-06

Family

ID=10585144

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8522722A Expired GB2180426B (en) 1985-09-13 1985-09-13 Satellite navigation systems

Country Status (1)

Country Link
GB (1) GB2180426B (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5365447A (en) * 1991-09-20 1994-11-15 Dennis Arthur R GPS and satelite navigation system
US20160033649A1 (en) * 2006-04-28 2016-02-04 Telecommunication Systems, Inc. Geolocation and frequency synchronization of earth-based satellite uplinks
US11487025B1 (en) * 2019-03-29 2022-11-01 United Services Automobile Association (Usaa) Method for inferring GPS location

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1585148A (en) * 1977-10-17 1981-02-25 Gen Electric Radio determination of position using satellites
GB2162013A (en) * 1984-07-20 1986-01-22 Deutsche Forsch Luft Raumfahrt A satellite navigational system

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1585148A (en) * 1977-10-17 1981-02-25 Gen Electric Radio determination of position using satellites
GB2162013A (en) * 1984-07-20 1986-01-22 Deutsche Forsch Luft Raumfahrt A satellite navigational system

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
"Satellite Navigation" E *

Also Published As

Publication number Publication date
GB2180426A (en) 1987-03-25

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 19920913