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ATE253774T1 - Transpondern - Google Patents

Transpondern

Info

Publication number
ATE253774T1
ATE253774T1 AT00912805T AT00912805T ATE253774T1 AT E253774 T1 ATE253774 T1 AT E253774T1 AT 00912805 T AT00912805 T AT 00912805T AT 00912805 T AT00912805 T AT 00912805T AT E253774 T1 ATE253774 T1 AT E253774T1
Authority
AT
Austria
Prior art keywords
retro
modulated
transmission lines
reflected signal
transponders
Prior art date
Application number
AT00912805T
Other languages
English (en)
Inventor
David John Edwards
John Thornton
Original Assignee
Isis Innovation
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
Priority claimed from GBGB9907117.7A external-priority patent/GB9907117D0/en
Priority claimed from GBGB9912840.7A external-priority patent/GB9912840D0/en
Application filed by Isis Innovation filed Critical Isis Innovation
Application granted granted Critical
Publication of ATE253774T1 publication Critical patent/ATE253774T1/de

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q1/00—Details of, or arrangements associated with, antennas
    • H01Q1/12—Supports; Mounting means
    • H01Q1/22—Supports; Mounting means by structural association with other equipment or articles
    • H01Q1/2208—Supports; Mounting means by structural association with other equipment or articles associated with components used in interrogation type services, i.e. in systems for information exchange between an interrogator/reader and a tag/transponder, e.g. in Radio Frequency Identification [RFID] systems
    • H01Q1/2225—Supports; Mounting means by structural association with other equipment or articles associated with components used in interrogation type services, i.e. in systems for information exchange between an interrogator/reader and a tag/transponder, e.g. in Radio Frequency Identification [RFID] systems used in active tags, i.e. provided with its own power source or in passive tags, i.e. deriving power from RF 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
    • G01S13/74—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
    • G01S13/756—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 using a signal generator for modifying the reflectivity of the 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
    • G01S13/82—Systems using reradiation of radio waves, e.g. secondary radar systems; Analogous systems wherein continuous-type signals are transmitted
    • G01S13/825—Systems using reradiation of radio waves, e.g. secondary radar systems; Analogous systems wherein continuous-type signals are transmitted with exchange of information between interrogator and responder
    • 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
    • G01S13/84—Systems using reradiation of radio waves, e.g. secondary radar systems; Analogous systems wherein continuous-type signals are transmitted for distance determination by phase measurement
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q3/00—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system
    • H01Q3/26—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system varying the relative phase or relative amplitude of energisation between two or more active radiating elements; varying the distribution of energy across a radiating aperture
    • H01Q3/2605—Array of radiating elements provided with a feedback control over the element weights, e.g. adaptive arrays
    • H01Q3/2647—Retrodirective arrays
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q3/00—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system
    • H01Q3/44—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system varying the electric or magnetic characteristics of reflecting, refracting, or diffracting devices associated with the radiating element
    • H01Q3/46—Active lenses or reflecting arrays
    • 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
    • G01S13/758—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 using a signal generator powered by the interrogation 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
    • G01S13/74—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
    • G01S13/78—Systems using reradiation of radio waves, e.g. secondary radar systems; Analogous systems wherein pulse-type signals are transmitted discriminating between different kinds of targets, e.g. IFF-radar, i.e. identification of friend or foe

Landscapes

  • Engineering & Computer Science (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Radar Systems Or Details Thereof (AREA)
  • Variable-Direction Aerials And Aerial Arrays (AREA)
  • Details Of Aerials (AREA)
  • Radio Relay Systems (AREA)
AT00912805T 1999-03-26 2000-03-24 Transpondern ATE253774T1 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
GBGB9907117.7A GB9907117D0 (en) 1999-03-26 1999-03-26 Transponder
GBGB9912840.7A GB9912840D0 (en) 1999-06-02 1999-06-02 Transponder
PCT/GB2000/001136 WO2000059068A1 (en) 1999-03-26 2000-03-24 Transponders

Publications (1)

Publication Number Publication Date
ATE253774T1 true ATE253774T1 (de) 2003-11-15

Family

ID=26315348

Family Applications (1)

Application Number Title Priority Date Filing Date
AT00912805T ATE253774T1 (de) 1999-03-26 2000-03-24 Transpondern

Country Status (6)

Country Link
US (1) US6657580B1 (de)
EP (1) EP1166388B1 (de)
JP (1) JP4588220B2 (de)
AT (1) ATE253774T1 (de)
DE (1) DE60006370T2 (de)
WO (1) WO2000059068A1 (de)

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US20120126948A1 (en) * 2006-11-20 2012-05-24 Kevin Michael Brunski Identification system and method
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US7746266B2 (en) * 2008-03-20 2010-06-29 The Curators Of The University Of Missouri Microwave and millimeter wave imaging system
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US8344943B2 (en) * 2008-07-28 2013-01-01 Physical Domains, LLC Low-profile omnidirectional retrodirective antennas
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FR2954517B1 (fr) * 2009-12-23 2012-09-14 Thales Sa Systeme de reponse a un signal emis par un radar et utilisation de ce systeme notamment pour tester les radars, en particulier de type mti.
FR2965635B1 (fr) * 2010-10-01 2013-09-27 Commissariat Energie Atomique Telemetre hyperfrequence et reflecteur associe equipe d'un inclinometre
FR2965632B1 (fr) * 2010-10-01 2013-08-30 Commissariat Energie Atomique Telemetre hyperfrequence a commutation de retards
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US20150145713A1 (en) * 2013-11-26 2015-05-28 The Regents Of The University Of Michigan Retro-reflective radar patch antenna target for articulated vehicle trailer sensing
WO2016011421A1 (en) * 2014-07-17 2016-01-21 The Regents Of The University Of California Microwave reflector link, and cdma-spread spectrum reflector apparatus for reduction of unmodulated ambient blockers in reflected data links
DE102016101156A1 (de) * 2016-01-22 2017-07-27 Deutsches Zentrum für Luft- und Raumfahrt e.V. Vorrichtung zur Informationsausgabe mit einem Radarreflektor und/oder mit einem Radartransponder
DE102016223439A1 (de) * 2016-11-25 2018-05-30 Siemens Aktiengesellschaft Verfahren zur Positionsbestimmung eines Schienenfahrzeugs und Schienenfahrzeug mit Positionsbestimmungseinrichtung
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Also Published As

Publication number Publication date
JP4588220B2 (ja) 2010-11-24
EP1166388B1 (de) 2003-11-05
DE60006370T2 (de) 2004-09-09
EP1166388A1 (de) 2002-01-02
WO2000059068A1 (en) 2000-10-05
US6657580B1 (en) 2003-12-02
DE60006370D1 (de) 2003-12-11
JP2002540704A (ja) 2002-11-26

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