FI114578B - Förenklad mottagare med rotator för positionsbestämning - Google Patents

Förenklad mottagare med rotator för positionsbestämning Download PDF

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Publication number
FI114578B
FI114578B FI20010419A FI20010419A FI114578B FI 114578 B FI114578 B FI 114578B FI 20010419 A FI20010419 A FI 20010419A FI 20010419 A FI20010419 A FI 20010419A FI 114578 B FI114578 B FI 114578B
Authority
FI
Finland
Prior art keywords
frequency
samples
data
search
satellite
Prior art date
Application number
FI20010419A
Other languages
English (en)
Finnish (fi)
Other versions
FI20010419A (sv
Inventor
Gilbert C Sih
Qiuzhen Zou
Inyup Kang
Ian J Fevrier
Original Assignee
Qualcomm 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 Qualcomm Inc filed Critical Qualcomm Inc
Publication of FI20010419A publication Critical patent/FI20010419A/sv
Application granted granted Critical
Publication of FI114578B publication Critical patent/FI114578B/sv

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
    • 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
    • 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
    • G01S1/00—Beacons or beacon systems transmitting signals having a characteristic or characteristics capable of being detected by non-directional receivers and defining directions, positions, or position lines fixed relatively to the beacon transmitters; Receivers co-operating therewith
    • 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
    • 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
    • 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
    • G01S19/23—Testing, monitoring, correcting or calibrating of receiver elements
    • G01S19/235—Calibration of receiver components
    • 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
    • G01S19/25—Acquisition or tracking or demodulation of signals transmitted by the system involving aiding data received from a cooperating element, e.g. assisted GPS
    • 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
    • G01S19/25—Acquisition or tracking or demodulation of signals transmitted by the system involving aiding data received from a cooperating element, e.g. assisted GPS
    • G01S19/254—Acquisition or tracking or demodulation of signals transmitted by the system involving aiding data received from a cooperating element, e.g. assisted GPS relating to Doppler shift of satellite signals
    • 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
    • G01S19/25—Acquisition or tracking or demodulation of signals transmitted by the system involving aiding data received from a cooperating element, e.g. assisted GPS
    • G01S19/256—Acquisition or tracking or demodulation of signals transmitted by the system involving aiding data received from a cooperating element, e.g. assisted GPS relating to timing, e.g. time of week, code phase, timing offset
    • 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
    • G01S19/36—Constructional details or hardware or software details of the signal processing chain relating to the receiver frond end
    • 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)
  • Remote Sensing (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • General Physics & Mathematics (AREA)
  • Physics & Mathematics (AREA)
  • Signal Processing (AREA)
  • Position Fixing By Use Of Radio Waves (AREA)
  • Circuits Of Receivers In General (AREA)
  • Input Circuits Of Receivers And Coupling Of Receivers And Audio Equipment (AREA)
  • Burglar Alarm Systems (AREA)
  • Preliminary Treatment Of Fibers (AREA)
  • Auxiliary Devices For And Details Of Packaging Control (AREA)
  • Air Bags (AREA)
  • Structure Of Receivers (AREA)

Claims (5)

1. Förfarande för utförande av en positions-bestämning i ett trädlöst kommunikationssystem genom att använda en mängd signaler, vilka sänds frän en 5 mängd satelliter, kännetecknat därav, att forfarandet omfattar följande skeden: (a) insamlande av prov med ca. 18 ms lägre resolution; (b) utförande av grova sökningar för prov med 10 lägre resolution; (c) beräkning av insamlingskoderna pä basen av den grova sökmängden; (d) päbörjande av insamling av prov med högre resolution; 15 (e) förverkligande av finsökningar för proven med högre resolution; (f) avslutande av insamlingen av prov med högre resolution.
2. Förfarande enligt patentkrav 1, k ä n -20 netecknat därav, att i skedet (e) upprepas ske- dena: (e.l) justerande av provtagningsklockans fas; (e.2) förverkligande av en finsökning för en signal frän en satellit. ; 25
3. Förfarande enligt patentkrav 1, k ä n - netecknat därav, att proven med lägre resolution utgörs av underbit x 2 prov.
·,,,* 4. Förfarande enligt patentkrav 1, kän netecknat därav, att proven med högre resolu-;* 30 tion utgörs av underbit x 8 prov.
5. Förfarande enligt patentkrav 1, k ä n -netecknat därav, att tili en basstation sänds • *’ returkanalramar. » » *
FI20010419A 1998-09-09 2001-03-02 Förenklad mottagare med rotator för positionsbestämning FI114578B (sv)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US15009298 1998-09-09
US09/150,092 US6181911B1 (en) 1998-09-09 1998-09-09 Simplified receiver with rotator for performing position location
US9920281 1999-09-03
PCT/US1999/020281 WO2000014568A1 (en) 1998-09-09 1999-09-03 Simplified receiver with rotator for performing position location

Publications (2)

Publication Number Publication Date
FI20010419A FI20010419A (sv) 2001-03-02
FI114578B true FI114578B (sv) 2004-11-15

Family

ID=22533103

Family Applications (2)

Application Number Title Priority Date Filing Date
FI20010419A FI114578B (sv) 1998-09-09 2001-03-02 Förenklad mottagare med rotator för positionsbestämning
FI20040465A FI20040465A (sv) 1998-09-09 2004-03-29 Förenklad mottagare försedd med en rotator för positionsbestämning

Family Applications After (1)

Application Number Title Priority Date Filing Date
FI20040465A FI20040465A (sv) 1998-09-09 2004-03-29 Förenklad mottagare försedd med en rotator för positionsbestämning

Country Status (15)

Country Link
US (1) US6181911B1 (sv)
EP (1) EP1118013B1 (sv)
JP (1) JP4860816B2 (sv)
KR (1) KR100896157B1 (sv)
CN (1) CN1317094A (sv)
AT (1) ATE440295T1 (sv)
AU (1) AU755996B2 (sv)
BR (1) BR9913550A (sv)
CA (1) CA2339979A1 (sv)
DE (1) DE69941297D1 (sv)
FI (2) FI114578B (sv)
ID (1) ID29224A (sv)
IL (2) IL141705A0 (sv)
MX (1) MXPA01002492A (sv)
WO (1) WO2000014568A1 (sv)

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US6324227B1 (en) * 1998-09-09 2001-11-27 Qualcomm Incorporated Receiver for performing position location with efficient rotator
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Also Published As

Publication number Publication date
KR20010053630A (ko) 2001-06-25
JP2002524748A (ja) 2002-08-06
CA2339979A1 (en) 2000-03-16
EP1118013B1 (en) 2009-08-19
AU5908299A (en) 2000-03-27
IL141705A0 (en) 2002-03-10
FI20010419A (sv) 2001-03-02
MXPA01002492A (es) 2002-04-10
BR9913550A (pt) 2001-10-09
ID29224A (id) 2001-08-16
EP1118013A1 (en) 2001-07-25
JP4860816B2 (ja) 2012-01-25
ATE440295T1 (de) 2009-09-15
FI20040465A (sv) 2004-03-29
CN1317094A (zh) 2001-10-10
AU755996B2 (en) 2003-01-02
IL141705A (en) 2006-12-10
DE69941297D1 (de) 2009-10-01
WO2000014568A1 (en) 2000-03-16
KR100896157B1 (ko) 2009-05-11
US6181911B1 (en) 2001-01-30

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