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BRPI1007207A2 - determinação de velocidades de etiquetas de radiofrequência - Google Patents

determinação de velocidades de etiquetas de radiofrequência

Info

Publication number
BRPI1007207A2
BRPI1007207A2 BRPI1007207A BRPI1007207A BRPI1007207A2 BR PI1007207 A2 BRPI1007207 A2 BR PI1007207A2 BR PI1007207 A BRPI1007207 A BR PI1007207A BR PI1007207 A BRPI1007207 A BR PI1007207A BR PI1007207 A2 BRPI1007207 A2 BR PI1007207A2
Authority
BR
Brazil
Prior art keywords
determination
radiofrequency labels
radiofrequency
labels
Prior art date
Application number
BRPI1007207A
Other languages
English (en)
Inventor
Thomas J Frederick
Original Assignee
Sirit 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 Sirit Technologies Inc filed Critical Sirit Technologies Inc
Publication of BRPI1007207A2 publication Critical patent/BRPI1007207A2/pt

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
    • G06K7/00—Methods or arrangements for sensing record carriers, e.g. for reading patterns
    • G06K7/0008—General problems related to the reading of electronic memory record carriers, independent of its reading method, e.g. power transfer
    • 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
    • G01S13/02—Systems using reflection of radio waves, e.g. primary radar systems; Analogous systems
    • G01S13/50—Systems of measurement based on relative movement of target
    • G01S13/58—Velocity or trajectory determination systems; Sense-of-movement determination systems
    • 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
    • G01S13/75—Systems using reradiation of radio waves, e.g. secondary radar systems; Analogous systems using transponders powered from received waves, e.g. using passive transponders, or using passive reflectors
    • G01S13/751—Systems using reradiation of radio waves, e.g. secondary radar systems; Analogous systems using transponders powered from received waves, e.g. using passive transponders, or using passive reflectors wherein the responder or reflector radiates a coded signal
    • 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
    • G01S13/88—Radar or analogous systems specially adapted for specific applications
    • G01S13/91—Radar or analogous systems specially adapted for specific applications for traffic control
    • G01S13/92—Radar or analogous systems specially adapted for specific applications for traffic control for velocity measurement

Landscapes

  • Engineering & Computer Science (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Electromagnetism (AREA)
  • Artificial Intelligence (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Theoretical Computer Science (AREA)
  • Radar Systems Or Details Thereof (AREA)
BRPI1007207A 2009-01-09 2010-01-08 determinação de velocidades de etiquetas de radiofrequência BRPI1007207A2 (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US12/351,139 US8169312B2 (en) 2009-01-09 2009-01-09 Determining speeds of radio frequency tags
PCT/US2010/020475 WO2010080981A1 (en) 2009-01-09 2010-01-08 Determining speeds of radio frequency tags

Publications (1)

Publication Number Publication Date
BRPI1007207A2 true BRPI1007207A2 (pt) 2016-02-23

Family

ID=41716411

Family Applications (1)

Application Number Title Priority Date Filing Date
BRPI1007207A BRPI1007207A2 (pt) 2009-01-09 2010-01-08 determinação de velocidades de etiquetas de radiofrequência

Country Status (6)

Country Link
US (1) US8169312B2 (pt)
EP (1) EP2377068B8 (pt)
AU (1) AU2010203497B2 (pt)
BR (1) BRPI1007207A2 (pt)
CA (1) CA2749148C (pt)
WO (1) WO2010080981A1 (pt)

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EP2377068B1 (en) 2012-06-13
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