WO2007089534A3 - System and method for tracking assets within a monitored environment - Google Patents
System and method for tracking assets within a monitored environment Download PDFInfo
- Publication number
- WO2007089534A3 WO2007089534A3 PCT/US2007/002036 US2007002036W WO2007089534A3 WO 2007089534 A3 WO2007089534 A3 WO 2007089534A3 US 2007002036 W US2007002036 W US 2007002036W WO 2007089534 A3 WO2007089534 A3 WO 2007089534A3
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- asset
- event trigger
- change
- assets
- monitored environment
- Prior art date
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
- 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
- G01S5/0294—Trajectory determination or predictive filtering, e.g. target tracking or Kalman filtering
-
- 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
Abstract
A system associates change in the state of an asset to an event trigger within a monitored environment. This environment includes a plurality of assets and a tag transmitter positioned on each asset and operative for transmitting a wireless RF signal based on an event trigger based on one of at least the change in state of an asset and change in location of the asset. A plurality of spaced apart access points receive an RF signal transmitted from a tag transmitter. A processor is operatively connected to the access points and collect possible candidates as assets associated with the event trigger and assigning a numerical score to each candidate to determine which asset is best associated with the event trigger.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP07709858.0A EP2002278A4 (en) | 2006-01-31 | 2007-01-23 | System and method for tracking assets within a monitored environment |
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US76383906P | 2006-01-31 | 2006-01-31 | |
US60/763,839 | 2006-01-31 | ||
US11/624,848 | 2007-01-19 | ||
US11/624,848 US7916023B2 (en) | 2006-01-31 | 2007-01-19 | System and method for tracking assets within a monitored environment |
Publications (2)
Publication Number | Publication Date |
---|---|
WO2007089534A2 WO2007089534A2 (en) | 2007-08-09 |
WO2007089534A3 true WO2007089534A3 (en) | 2011-07-14 |
Family
ID=38327886
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/US2007/002036 WO2007089534A2 (en) | 2006-01-31 | 2007-01-23 | System and method for tracking assets within a monitored environment |
Country Status (3)
Country | Link |
---|---|
US (3) | US7916023B2 (en) |
EP (1) | EP2002278A4 (en) |
WO (1) | WO2007089534A2 (en) |
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-
2007
- 2007-01-19 US US11/624,848 patent/US7916023B2/en active Active
- 2007-01-23 WO PCT/US2007/002036 patent/WO2007089534A2/en active Application Filing
- 2007-01-23 EP EP07709858.0A patent/EP2002278A4/en not_active Ceased
-
2011
- 2011-03-10 US US13/045,170 patent/US8842002B2/en active Active
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2014
- 2014-08-12 US US14/457,788 patent/US20140347180A1/en not_active Abandoned
Non-Patent Citations (1)
Title |
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See references of EP2002278A2 * |
Also Published As
Publication number | Publication date |
---|---|
US20110163895A1 (en) | 2011-07-07 |
US7916023B2 (en) | 2011-03-29 |
EP2002278A2 (en) | 2008-12-17 |
US20140347180A1 (en) | 2014-11-27 |
US20070182556A1 (en) | 2007-08-09 |
WO2007089534A2 (en) | 2007-08-09 |
EP2002278A4 (en) | 2014-11-19 |
US8842002B2 (en) | 2014-09-23 |
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