WO2004077813A3 - Location and data transmission using television transmitters - Google Patents

Location and data transmission using television transmitters Download PDF

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Publication number
WO2004077813A3
WO2004077813A3 PCT/US2004/005763 US2004005763W WO2004077813A3 WO 2004077813 A3 WO2004077813 A3 WO 2004077813A3 US 2004005763 W US2004005763 W US 2004005763W WO 2004077813 A3 WO2004077813 A3 WO 2004077813A3
Authority
WO
WIPO (PCT)
Prior art keywords
location
data transmission
television transmitters
field
segments
Prior art date
Application number
PCT/US2004/005763
Other languages
French (fr)
Other versions
WO2004077813A2 (en
Inventor
James J Spilker Jr
Original Assignee
Rosum Corp
James J Spilker Jr
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 Rosum Corp, James J Spilker Jr filed Critical Rosum Corp
Publication of WO2004077813A2 publication Critical patent/WO2004077813A2/en
Publication of WO2004077813A3 publication Critical patent/WO2004077813A3/en

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
    • 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
    • G01S5/00—Position-fixing by co-ordinating two or more direction or position line determinations; Position-fixing by co-ordinating two or more distance determinations
    • G01S5/02—Position-fixing by co-ordinating two or more direction or position line determinations; Position-fixing by co-ordinating two or more distance determinations using radio waves
    • G01S5/14—Determining absolute distances from a plurality of spaced points of known location
    • G01S5/145—Using a supplementary range measurement, e.g. based on pseudo-range measurements
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01C—MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
    • G01C21/00—Navigation; Navigational instruments not provided for in groups G01C1/00 - G01C19/00
    • G01C21/20—Instruments for performing navigational calculations
    • G01C21/206—Instruments for performing navigational calculations specially adapted for indoor navigation
    • 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
    • G01S19/38—Determining a navigation solution using signals transmitted by a satellite radio beacon positioning system
    • G01S19/39—Determining a navigation solution using signals transmitted by a satellite radio beacon positioning system the satellite radio beacon positioning system transmitting time-stamped messages, e.g. GPS [Global Positioning System], GLONASS [Global Orbiting Navigation Satellite System] or GALILEO
    • G01S19/42—Determining position
    • G01S19/45—Determining position by combining measurements of signals from the satellite radio beacon positioning system with a supplementary measurement
    • G01S19/46—Determining position by combining measurements of signals from the satellite radio beacon positioning system with a supplementary measurement the supplementary measurement being of a radio-wave signal type
    • 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
    • G01S5/00—Position-fixing by co-ordinating two or more direction or position line determinations; Position-fixing by co-ordinating two or more distance determinations
    • G01S5/02—Position-fixing by co-ordinating two or more direction or position line determinations; Position-fixing by co-ordinating two or more distance determinations using radio waves
    • G01S5/0205—Details
    • G01S5/0226—Transmitters

Landscapes

  • Engineering & Computer Science (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Automation & Control Theory (AREA)
  • Position Fixing By Use Of Radio Waves (AREA)
  • Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
  • Television Systems (AREA)

Abstract

A method, apparatus, and computer-readable media comprising generating (2102) a positioning signal comprising a first half-field and a second half-field; and transmitting the positioning signal; wherein each of the first and second half-fields comprises 313 segments; and wherein each of the segments comprises 832 chips comprising an American Television Standards Committee (ATSC) digital television (DTV) segment synchronization signal and a pseudonoise sequence.
PCT/US2004/005763 2003-02-24 2004-02-24 Location and data transmission using television transmitters WO2004077813A2 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US44968803P 2003-02-24 2003-02-24
US60/449,688 2003-02-24

Publications (2)

Publication Number Publication Date
WO2004077813A2 WO2004077813A2 (en) 2004-09-10
WO2004077813A3 true WO2004077813A3 (en) 2005-11-03

Family

ID=32927548

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/US2004/005763 WO2004077813A2 (en) 2003-02-24 2004-02-24 Location and data transmission using television transmitters

Country Status (1)

Country Link
WO (1) WO2004077813A2 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20070022444A1 (en) * 2005-07-20 2007-01-25 John Santhoff Software definable transceiver apparatus and method
WO2009076577A1 (en) * 2007-12-12 2009-06-18 Rosum Corporation Transmitter identification for wireless signals having a digital audio broadcast (dab) physical layer

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5648982A (en) * 1994-09-09 1997-07-15 Omnipoint Corporation Spread spectrum transmitter
US6317452B1 (en) * 1994-09-09 2001-11-13 Xircom, Inc. Method and apparatus for wireless spread spectrum communication with preamble sounding gap

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5648982A (en) * 1994-09-09 1997-07-15 Omnipoint Corporation Spread spectrum transmitter
US6317452B1 (en) * 1994-09-09 2001-11-13 Xircom, Inc. Method and apparatus for wireless spread spectrum communication with preamble sounding gap

Also Published As

Publication number Publication date
WO2004077813A2 (en) 2004-09-10

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