USRE42435E1 - Wireless location determining device - Google Patents
Wireless location determining device Download PDFInfo
- Publication number
- USRE42435E1 USRE42435E1 US12/343,706 US34370608A USRE42435E US RE42435 E1 USRE42435 E1 US RE42435E1 US 34370608 A US34370608 A US 34370608A US RE42435 E USRE42435 E US RE42435E
- Authority
- US
- United States
- Prior art keywords
- tag
- communication
- communication device
- location
- control center
- Prior art date
- Legal status (The legal status 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 status listed.)
- Expired - Fee Related
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Classifications
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- 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
- G01S5/0284—Relative positioning
- G01S5/0289—Relative positioning of multiple transceivers, e.g. in ad hoc networks
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- 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
- G01S13/82—Systems using reradiation of radio waves, e.g. secondary radar systems; Analogous systems wherein continuous-type signals are transmitted
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W64/00—Locating users or terminals or network equipment for network management purposes, e.g. mobility management
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- Engineering & Computer Science (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Computer Networks & Wireless Communication (AREA)
- Mobile Radio Communication Systems (AREA)
Abstract
Description
Claims (68)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US12/343,706 USRE42435E1 (en) | 2004-07-06 | 2008-12-24 | Wireless location determining device |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US10/710,379 US7155238B2 (en) | 2004-07-06 | 2004-07-06 | Wireless location determining device |
US12/343,706 USRE42435E1 (en) | 2004-07-06 | 2008-12-24 | Wireless location determining device |
Related Parent Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
US10/710,379 Reissue US7155238B2 (en) | 2004-07-06 | 2004-07-06 | Wireless location determining device |
Publications (1)
Publication Number | Publication Date |
---|---|
USRE42435E1 true USRE42435E1 (en) | 2011-06-07 |
Family
ID=35542050
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
US10/710,379 Ceased US7155238B2 (en) | 2004-07-06 | 2004-07-06 | Wireless location determining device |
US12/343,706 Expired - Fee Related USRE42435E1 (en) | 2004-07-06 | 2008-12-24 | Wireless location determining device |
Family Applications Before (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
US10/710,379 Ceased US7155238B2 (en) | 2004-07-06 | 2004-07-06 | Wireless location determining device |
Country Status (1)
Country | Link |
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US (2) | US7155238B2 (en) |
Cited By (11)
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