SE9904624D0 - Device at antenna - Google Patents

Device at antenna

Info

Publication number
SE9904624D0
SE9904624D0 SE9904624A SE9904624A SE9904624D0 SE 9904624 D0 SE9904624 D0 SE 9904624D0 SE 9904624 A SE9904624 A SE 9904624A SE 9904624 A SE9904624 A SE 9904624A SE 9904624 D0 SE9904624 D0 SE 9904624D0
Authority
SE
Sweden
Prior art keywords
antenna
impedance
diode
metal antennae
antennae
Prior art date
Application number
SE9904624A
Other languages
Swedish (sv)
Other versions
SE515984C2 (en
SE9904624L (en
Inventor
Magnus Granhed
Peter Fuks
Anders Rehn
Gunnar Larsson
Original Assignee
Magnus Granhed
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 Magnus Granhed filed Critical Magnus Granhed
Priority to SE9904624A priority Critical patent/SE515984C2/en
Publication of SE9904624D0 publication Critical patent/SE9904624D0/en
Priority to EP00102351A priority patent/EP1035418B1/en
Priority to AT00102351T priority patent/ATE300748T1/en
Priority to ES00102351T priority patent/ES2246759T3/en
Priority to DE60021454T priority patent/DE60021454T2/en
Priority to AU28401/00A priority patent/AU2840100A/en
Priority to NO20000632A priority patent/NO332090B1/en
Priority to CA002298268A priority patent/CA2298268C/en
Priority to US09/500,305 priority patent/US6456228B1/en
Priority to PCT/SE2000/000241 priority patent/WO2000048019A1/en
Priority to JP2000030629A priority patent/JP4771570B2/en
Priority to CN008036349A priority patent/CN1218192C/en
Priority to PL349847A priority patent/PL202701B1/en
Publication of SE9904624L publication Critical patent/SE9904624L/en
Publication of SE515984C2 publication Critical patent/SE515984C2/en
Priority to HK02106698.0A priority patent/HK1045192B/en

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
    • 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

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)
  • Train Traffic Observation, Control, And Security (AREA)
  • Details Of Aerials (AREA)

Abstract

A diode (3) is connected between the main surfaces of a metal antennae (1). The metal antennae are surrounded by a dielectric. A transmission line (8) matches the impedance of the diode to the impedance of the metal antennae.
SE9904624A 1999-02-09 1999-12-16 Passive transponder used for localization of people and of objects with the help of radio transmitter and receiver, has transmission line that matches impedance of diode to impedance of metal antennae SE515984C2 (en)

Priority Applications (14)

Application Number Priority Date Filing Date Title
SE9904624A SE515984C2 (en) 1999-12-16 1999-12-16 Passive transponder used for localization of people and of objects with the help of radio transmitter and receiver, has transmission line that matches impedance of diode to impedance of metal antennae
EP00102351A EP1035418B1 (en) 1999-02-09 2000-02-03 Encapsulated antenna in passive transponders
AT00102351T ATE300748T1 (en) 1999-02-09 2000-02-03 ENCAPSULATED ANTENNA IN PASSIVE TRANSPONDER
ES00102351T ES2246759T3 (en) 1999-02-09 2000-02-03 ENCAPSULATED ANTENNA FOR PASSIVE TRANSPONDOR.
DE60021454T DE60021454T2 (en) 1999-02-09 2000-02-03 Encapsulated antenna in passive transponder
PL349847A PL202701B1 (en) 1999-02-09 2000-02-08 Encapsulated antenna in passive transponders
NO20000632A NO332090B1 (en) 1999-02-09 2000-02-08 Enclosed antenna in passive transponder
AU28401/00A AU2840100A (en) 1999-02-09 2000-02-08 Encapsulated antenna in passive transponders
CA002298268A CA2298268C (en) 1999-02-09 2000-02-08 Encapsulated antenna in passive transponders
US09/500,305 US6456228B1 (en) 1999-02-09 2000-02-08 Encapsulated antenna in passive transponders
PCT/SE2000/000241 WO2000048019A1 (en) 1999-02-09 2000-02-08 Encapsulated antenna in passive transponders
JP2000030629A JP4771570B2 (en) 1999-02-09 2000-02-08 Encapsulated antenna in a passive transponder
CN008036349A CN1218192C (en) 1999-02-09 2000-02-08 Encapsulated antenna in passive transponders
HK02106698.0A HK1045192B (en) 1999-02-09 2002-09-12 Encapsulated antenna in passive transponders

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE9904624A SE515984C2 (en) 1999-12-16 1999-12-16 Passive transponder used for localization of people and of objects with the help of radio transmitter and receiver, has transmission line that matches impedance of diode to impedance of metal antennae

Publications (3)

Publication Number Publication Date
SE9904624D0 true SE9904624D0 (en) 1999-12-16
SE9904624L SE9904624L (en) 2001-06-17
SE515984C2 SE515984C2 (en) 2001-11-05

Family

ID=20418164

Family Applications (1)

Application Number Title Priority Date Filing Date
SE9904624A SE515984C2 (en) 1999-02-09 1999-12-16 Passive transponder used for localization of people and of objects with the help of radio transmitter and receiver, has transmission line that matches impedance of diode to impedance of metal antennae

Country Status (1)

Country Link
SE (1) SE515984C2 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107919524A (en) * 2017-12-11 2018-04-17 南京信息工程大学 A kind of capsule antenna

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107919524A (en) * 2017-12-11 2018-04-17 南京信息工程大学 A kind of capsule antenna

Also Published As

Publication number Publication date
SE515984C2 (en) 2001-11-05
SE9904624L (en) 2001-06-17

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Legal Events

Date Code Title Description
NUG Patent has lapsed