ATE534919T1 - Lokalisierungssystem mit kalibrationsüberwachung - Google Patents

Lokalisierungssystem mit kalibrationsüberwachung

Info

Publication number
ATE534919T1
ATE534919T1 AT04816047T AT04816047T ATE534919T1 AT E534919 T1 ATE534919 T1 AT E534919T1 AT 04816047 T AT04816047 T AT 04816047T AT 04816047 T AT04816047 T AT 04816047T AT E534919 T1 ATE534919 T1 AT E534919T1
Authority
AT
Austria
Prior art keywords
devices
fixed
radio signal
location
location devices
Prior art date
Application number
AT04816047T
Other languages
English (en)
Inventor
Chris Zegelin
David Goren
Original Assignee
Symbol Technologies 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 Symbol Technologies Inc filed Critical Symbol Technologies Inc
Application granted granted Critical
Publication of ATE534919T1 publication Critical patent/ATE534919T1/de

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
    • 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
    • G01S1/02—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 using radio waves
    • G01S1/022—Means for monitoring or calibrating
    • 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
    • G01S1/02—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 using radio waves
    • G01S1/68—Marker, boundary, call-sign, or like beacons transmitting signals not carrying directional information
    • 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
    • G01S13/00—Systems using the reflection or reradiation of radio waves, e.g. radar systems; Analogous systems using reflection or reradiation of waves whose nature or wavelength is irrelevant or unspecified
    • G01S13/74—Systems using reradiation of radio waves, e.g. secondary radar systems; Analogous systems

Landscapes

  • Engineering & Computer Science (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Position Fixing By Use Of Radio Waves (AREA)
  • Radar Systems Or Details Thereof (AREA)
  • Alarm Systems (AREA)
AT04816047T 2003-12-31 2004-12-30 Lokalisierungssystem mit kalibrationsüberwachung ATE534919T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US10/750,111 US6909399B1 (en) 2003-12-31 2003-12-31 Location system with calibration monitoring
PCT/US2004/044068 WO2005066655A1 (en) 2003-12-31 2004-12-30 Location system with calibration monitoring

Publications (1)

Publication Number Publication Date
ATE534919T1 true ATE534919T1 (de) 2011-12-15

Family

ID=34654293

Family Applications (1)

Application Number Title Priority Date Filing Date
AT04816047T ATE534919T1 (de) 2003-12-31 2004-12-30 Lokalisierungssystem mit kalibrationsüberwachung

Country Status (4)

Country Link
US (1) US6909399B1 (de)
EP (1) EP1700135B1 (de)
AT (1) ATE534919T1 (de)
WO (1) WO2005066655A1 (de)

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Also Published As

Publication number Publication date
EP1700135A4 (de) 2007-04-04
US6909399B1 (en) 2005-06-21
EP1700135B1 (de) 2011-11-23
US20050146464A1 (en) 2005-07-07
EP1700135A1 (de) 2006-09-13
WO2005066655A1 (en) 2005-07-21

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