WO2001029574A3 - Method and apparatus for low cost asset location - Google Patents

Method and apparatus for low cost asset location Download PDF

Info

Publication number
WO2001029574A3
WO2001029574A3 PCT/US2000/041412 US0041412W WO0129574A3 WO 2001029574 A3 WO2001029574 A3 WO 2001029574A3 US 0041412 W US0041412 W US 0041412W WO 0129574 A3 WO0129574 A3 WO 0129574A3
Authority
WO
WIPO (PCT)
Prior art keywords
asset location
low cost
cost asset
tags
devices
Prior art date
Application number
PCT/US2000/041412
Other languages
French (fr)
Other versions
WO2001029574A2 (en
Inventor
Jay Werb
Colin Lanzl
Original Assignee
Pinpoint Corp
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 Pinpoint Corp filed Critical Pinpoint Corp
Priority to AU22988/01A priority Critical patent/AU2298801A/en
Publication of WO2001029574A2 publication Critical patent/WO2001029574A2/en
Publication of WO2001029574A3 publication Critical patent/WO2001029574A3/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
    • 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
    • G01S13/87—Combinations of radar systems, e.g. primary radar and secondary radar
    • G01S13/878—Combination of several spaced transmitters or receivers of known location for determining the position of a transponder or a reflector
    • 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
    • G01S13/76—Systems using reradiation of radio waves, e.g. secondary radar systems; Analogous systems wherein pulse-type signals are transmitted
    • G01S13/765—Systems using reradiation of radio waves, e.g. secondary radar systems; Analogous systems wherein pulse-type signals are transmitted with exchange of information between interrogator and responder

Abstract

A method and apparatus to communicate with tags in an asset location system using transmitter/receiver equipment that may be used to also transmit and receive wireless communications to and from devices other than tags, such as communication devices in a wireless Local Area Network (LAN).
PCT/US2000/041412 1999-10-21 2000-10-23 Method and apparatus for low cost asset location WO2001029574A2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
AU22988/01A AU2298801A (en) 1999-10-21 2000-10-23 Method and apparatus for low cost asset location

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US16046099P 1999-10-21 1999-10-21
US60/160,460 1999-10-21
US18184800P 2000-02-11 2000-02-11
US60/181,848 2000-02-11

Publications (2)

Publication Number Publication Date
WO2001029574A2 WO2001029574A2 (en) 2001-04-26
WO2001029574A3 true WO2001029574A3 (en) 2001-09-13

Family

ID=26856912

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/US2000/041412 WO2001029574A2 (en) 1999-10-21 2000-10-23 Method and apparatus for low cost asset location

Country Status (2)

Country Link
AU (1) AU2298801A (en)
WO (1) WO2001029574A2 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8190730B2 (en) 2001-03-09 2012-05-29 Consortium P, Inc. Location system and methods

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BR0115959A (en) 2000-11-14 2005-05-03 Symbol Technologies Inc Method and apparatus for identifying object location in communication networks
US7366466B2 (en) 2001-11-21 2008-04-29 Mineral Lassen Llc Wireless communication device interconnectivity
US7697946B2 (en) 2002-06-04 2010-04-13 Forster Ian J Reflective communication using radio-frequency devices
KR20050013233A (en) * 2002-06-26 2005-02-03 노키아 코포레이션 Bluetooth RF based RF-tag read/write station
US6933849B2 (en) 2002-07-09 2005-08-23 Fred Sawyer Method and apparatus for tracking objects and people
US7289815B2 (en) 2002-08-15 2007-10-30 International Business Machines Corporation Transponder subsystem for supporting location awareness in wireless networks
US7152791B2 (en) 2004-03-30 2006-12-26 Honeywell International, Inc. Identifying the location of an asset
GB201000158D0 (en) * 2010-01-07 2010-02-24 Bamidele Michael O Seeker device and tags - inventory search, identification and cataloguing system
US8723720B2 (en) 2011-05-03 2014-05-13 Harris Corporation Wireless location detection and/or tracking device and associated methods
FR3064141B1 (en) * 2017-03-14 2019-03-22 Thales DEVICE FOR MODULATING A HYPERFREQUENCY SIGNAL, TRANSPONDER COMPRISING SUCH A DEVICE, AND ANSWERING BEACON COMPRISING SUCH A TRANSPONDER

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5508705A (en) * 1994-01-10 1996-04-16 Spiess; Newton E. Vehicle identification classification and communication system
EP0748081A1 (en) * 1995-06-07 1996-12-11 General Electric Company Railcar location using mutter networks and locomotive transmitter during transit
WO1999023790A1 (en) * 1997-11-03 1999-05-14 Intermec Ip Corp. Multi-mode radio frequency network system

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5508705A (en) * 1994-01-10 1996-04-16 Spiess; Newton E. Vehicle identification classification and communication system
EP0748081A1 (en) * 1995-06-07 1996-12-11 General Electric Company Railcar location using mutter networks and locomotive transmitter during transit
WO1999023790A1 (en) * 1997-11-03 1999-05-14 Intermec Ip Corp. Multi-mode radio frequency network system

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
WERB J ET AL: "DESIGNING A POSITIONING SYSTEM FOR FINDING THINGS AND PEOPLE INDOORS", IEEE SPECTRUM,US,IEEE INC. NEW YORK, vol. 35, no. 9, September 1998 (1998-09-01), pages 71 - 78, XP000848944, ISSN: 0018-9235 *
WERB J ET AL: "The next generation of control: local positioning", EDPACS, FEB. 1999, AUERBACH PUBLICATIONS, USA, vol. 26, no. 8, pages 1 - 17, XP000997770, ISSN: 0736-6981 *

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8190730B2 (en) 2001-03-09 2012-05-29 Consortium P, Inc. Location system and methods

Also Published As

Publication number Publication date
WO2001029574A2 (en) 2001-04-26
AU2298801A (en) 2001-04-30

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