SE9604346L - Transponder - Google Patents

Transponder

Info

Publication number
SE9604346L
SE9604346L SE9604346A SE9604346A SE9604346L SE 9604346 L SE9604346 L SE 9604346L SE 9604346 A SE9604346 A SE 9604346A SE 9604346 A SE9604346 A SE 9604346A SE 9604346 L SE9604346 L SE 9604346L
Authority
SE
Sweden
Prior art keywords
transponder
antennas
plane
rearwardly
disturbed
Prior art date
Application number
SE9604346A
Other languages
Unknown language ( )
English (en)
Other versions
SE508835C2 (sv
SE9604346D0 (sv
Inventor
Staffan Gunnarsson
Original Assignee
Tagmaster Ab
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 Tagmaster Ab filed Critical Tagmaster Ab
Priority to SE9604346A priority Critical patent/SE508835C2/sv
Publication of SE9604346D0 publication Critical patent/SE9604346D0/sv
Priority to US09/308,778 priority patent/US6246356B1/en
Priority to AU51419/98A priority patent/AU5141998A/en
Priority to PCT/SE1997/001931 priority patent/WO1998023971A1/en
Priority to AT97946200T priority patent/ATE325352T1/de
Priority to DE69735813T priority patent/DE69735813D1/de
Priority to EP97946200A priority patent/EP0943104B1/en
Publication of SE9604346L publication Critical patent/SE9604346L/sv
Publication of SE508835C2 publication Critical patent/SE508835C2/sv

Links

Classifications

    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01QANTENNAS, i.e. RADIO AERIALS
    • H01Q21/00Antenna arrays or systems
    • H01Q21/28Combinations of substantially independent non-interacting antenna units or systems
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01SRADIO 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
    • G01S13/00Systems 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
    • G01S13/74Systems using reradiation of radio waves, e.g. secondary radar systems; Analogous systems
    • G01S13/75Systems 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
    • G01S13/751Systems 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
    • G01S13/756Systems 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
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01SRADIO 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
    • G01S7/00Details of systems according to groups G01S13/00, G01S15/00, G01S17/00
    • G01S7/02Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S13/00
    • G01S7/024Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S13/00 using polarisation effects
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01QANTENNAS, i.e. RADIO AERIALS
    • H01Q9/00Electrically-short antennas having dimensions not more than twice the operating wavelength and consisting of conductive active radiating elements
    • H01Q9/04Resonant antennas
    • H01Q9/0407Substantially flat resonant element parallel to ground plane, e.g. patch antenna
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01SRADIO 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
    • G01S13/00Systems 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
    • G01S13/74Systems using reradiation of radio waves, e.g. secondary radar systems; Analogous systems
    • G01S13/75Systems 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
    • G01S13/751Systems 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
    • G01S13/758Systems 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
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01SRADIO 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
    • G01S7/00Details of systems according to groups G01S13/00, G01S15/00, G01S17/00
    • G01S7/02Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S13/00
    • G01S7/024Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S13/00 using polarisation effects
    • G01S7/026Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S13/00 using polarisation effects involving the transmission of elliptically or circularly polarised waves

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)
  • Waveguide Aerials (AREA)
  • Switches Operated By Changes In Physical Conditions (AREA)
  • Aerials With Secondary Devices (AREA)
  • Light Guides In General And Applications Therefor (AREA)
SE9604346A 1996-11-26 1996-11-26 Transponder SE508835C2 (sv)

Priority Applications (7)

Application Number Priority Date Filing Date Title
SE9604346A SE508835C2 (sv) 1996-11-26 1996-11-26 Transponder
US09/308,778 US6246356B1 (en) 1996-11-26 1997-11-18 Omnidirectional transponder
AU51419/98A AU5141998A (en) 1996-11-26 1997-11-18 Omnidirectional transponder
PCT/SE1997/001931 WO1998023971A1 (en) 1996-11-26 1997-11-18 Omnidirectional transponder
AT97946200T ATE325352T1 (de) 1996-11-26 1997-11-18 Rundstrahlender transponder
DE69735813T DE69735813D1 (de) 1996-11-26 1997-11-18 Rundstrahlender transponder
EP97946200A EP0943104B1 (en) 1996-11-26 1997-11-18 Omnidirectional transponder

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE9604346A SE508835C2 (sv) 1996-11-26 1996-11-26 Transponder

Publications (3)

Publication Number Publication Date
SE9604346D0 SE9604346D0 (sv) 1996-11-26
SE9604346L true SE9604346L (sv) 1998-05-27
SE508835C2 SE508835C2 (sv) 1998-11-09

Family

ID=20404762

Family Applications (1)

Application Number Title Priority Date Filing Date
SE9604346A SE508835C2 (sv) 1996-11-26 1996-11-26 Transponder

Country Status (7)

Country Link
US (1) US6246356B1 (sv)
EP (1) EP0943104B1 (sv)
AT (1) ATE325352T1 (sv)
AU (1) AU5141998A (sv)
DE (1) DE69735813D1 (sv)
SE (1) SE508835C2 (sv)
WO (1) WO1998023971A1 (sv)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19820921A1 (de) * 1998-05-09 1999-11-11 Bayerische Motoren Werke Ag Mobiler Transponder für ein Fahrzeug
SE516749C2 (sv) * 1999-05-27 2002-02-26 Repeat It Ab En antennenhet
US7161476B2 (en) 2000-07-26 2007-01-09 Bridgestone Firestone North American Tire, Llc Electronic tire management system
US8266465B2 (en) 2000-07-26 2012-09-11 Bridgestone Americas Tire Operation, LLC System for conserving battery life in a battery operated device
FR2814574B1 (fr) 2000-09-22 2003-11-28 Gemplus Card Int Etiquette electronique sans contact pour produit a surface conductrice
GB0317501D0 (en) * 2003-07-26 2003-08-27 Guidance Control Systems Ltd Radar systems
JP2006042268A (ja) * 2004-07-30 2006-02-09 Fujitsu Ltd 電子タグ認証装置、および電子タグとの通信調整方法
GB0515523D0 (en) * 2005-07-28 2005-12-07 Bae Systems Plc Transponder
FI20105507A0 (sv) * 2010-05-10 2010-05-10 Marisense Oy Trådlös elektronisk hylletikett
US9720080B1 (en) * 2014-11-25 2017-08-01 Sandia Corporation Combined radar and telemetry system
RU2713621C1 (ru) * 2019-08-19 2020-02-05 Федеральное государственное унитарное предприятие "Ростовский-на-Дону научно-исследовательский институт радиосвязи" (ФГУП "РНИИРС") Способ построения радиолокационного запросчика
US20230204747A1 (en) * 2021-12-23 2023-06-29 Gm Cruise Holdings Llc Radar signaling for emergency scenarios

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4922259A (en) 1988-02-04 1990-05-01 Mcdonnell Douglas Corporation Microstrip patch antenna with omni-directional radiation pattern
FR2643726B1 (fr) 1989-02-27 1992-01-31 Caro Line Habigand Systeme d'identification sans contact d'un mobile en deplacement a proximite d'un poste fixe
SE467640B (sv) * 1990-11-21 1992-08-17 Hans Loefberg Elektroniskt soeksystem
US5552790A (en) 1992-01-23 1996-09-03 Saab-Scania Combitech Aktiebolag Device for wireless transfer of information
DE69412956T2 (de) * 1993-10-04 1999-05-12 Amtech Corp Mikrostreifenleiterantenne mit modulierter Rückstreustrahlung
US5771021A (en) * 1993-10-04 1998-06-23 Amtech Corporation Transponder employing modulated backscatter microstrip double patch antenna
EP0650074A1 (en) 1993-10-22 1995-04-26 Texas Instruments Holland B.V. Highly accurate RF-ID positioning system

Also Published As

Publication number Publication date
AU5141998A (en) 1998-06-22
ATE325352T1 (de) 2006-06-15
SE508835C2 (sv) 1998-11-09
US6246356B1 (en) 2001-06-12
EP0943104B1 (en) 2006-05-03
SE9604346D0 (sv) 1996-11-26
DE69735813D1 (de) 2006-06-08
EP0943104A1 (en) 1999-09-22
WO1998023971A1 (en) 1998-06-04

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Legal Events

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NUG Patent has lapsed