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PT102739A - ANTENNA SYSTEM FOR A TRANSPONDER RADIOFREQUENCY READING DEVICE - Google Patents

ANTENNA SYSTEM FOR A TRANSPONDER RADIOFREQUENCY READING DEVICE

Info

Publication number
PT102739A
PT102739A PT10273902A PT10273902A PT102739A PT 102739 A PT102739 A PT 102739A PT 10273902 A PT10273902 A PT 10273902A PT 10273902 A PT10273902 A PT 10273902A PT 102739 A PT102739 A PT 102739A
Authority
PT
Portugal
Prior art keywords
transponder
reading device
antenna system
radiofrequency reading
radiofrequency
Prior art date
Application number
PT10273902A
Other languages
Portuguese (pt)
Inventor
Richard John Benn
Original Assignee
Gantle Trading & Services Ld
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 Gantle Trading & Services Ld filed Critical Gantle Trading & Services Ld
Priority to PT10273902A priority Critical patent/PT102739A/en
Priority to PCT/EP2003/002553 priority patent/WO2003077364A2/en
Priority to AU2003218742A priority patent/AU2003218742A1/en
Publication of PT102739A publication Critical patent/PT102739A/en

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
    • G06K7/10—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation
    • G06K7/10009—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation sensing by radiation using wavelengths larger than 0.1 mm, e.g. radio-waves or microwaves
    • G06K7/10316—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation sensing by radiation using wavelengths larger than 0.1 mm, e.g. radio-waves or microwaves using at least one antenna particularly designed for interrogating the wireless record carriers
    • G06K7/10346—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation sensing by radiation using wavelengths larger than 0.1 mm, e.g. radio-waves or microwaves using at least one antenna particularly designed for interrogating the wireless record carriers the antenna being of the far field type, e.g. HF types or dipoles
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q19/00—Combinations of primary active antenna elements and units with secondary devices, e.g. with quasi-optical devices, for giving the antenna a desired directional characteristic
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q7/00—Loop antennas with a substantially uniform current distribution around the loop and having a directional radiation pattern in a plane perpendicular to the plane of the loop

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Toxicology (AREA)
  • General Health & Medical Sciences (AREA)
  • Electromagnetism (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Artificial Intelligence (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Radar Systems Or Details Thereof (AREA)
  • Details Of Aerials (AREA)
PT10273902A 2002-03-13 2002-03-13 ANTENNA SYSTEM FOR A TRANSPONDER RADIOFREQUENCY READING DEVICE PT102739A (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
PT10273902A PT102739A (en) 2002-03-13 2002-03-13 ANTENNA SYSTEM FOR A TRANSPONDER RADIOFREQUENCY READING DEVICE
PCT/EP2003/002553 WO2003077364A2 (en) 2002-03-13 2003-03-12 Antenna system for a transponder radio-frequency reading device
AU2003218742A AU2003218742A1 (en) 2002-03-13 2003-03-12 Antenna system for a transponder radio-frequency reading device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PT10273902A PT102739A (en) 2002-03-13 2002-03-13 ANTENNA SYSTEM FOR A TRANSPONDER RADIOFREQUENCY READING DEVICE

Publications (1)

Publication Number Publication Date
PT102739A true PT102739A (en) 2003-09-30

Family

ID=27800851

Family Applications (1)

Application Number Title Priority Date Filing Date
PT10273902A PT102739A (en) 2002-03-13 2002-03-13 ANTENNA SYSTEM FOR A TRANSPONDER RADIOFREQUENCY READING DEVICE

Country Status (3)

Country Link
AU (1) AU2003218742A1 (en)
PT (1) PT102739A (en)
WO (1) WO2003077364A2 (en)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9130602B2 (en) 2006-01-18 2015-09-08 Qualcomm Incorporated Method and apparatus for delivering energy to an electrical or electronic device via a wireless link
US8447234B2 (en) 2006-01-18 2013-05-21 Qualcomm Incorporated Method and system for powering an electronic device via a wireless link
JP4239205B2 (en) 2006-06-08 2009-03-18 ソニー・エリクソン・モバイルコミュニケーションズ株式会社 Mobile communication terminal device
US9774086B2 (en) 2007-03-02 2017-09-26 Qualcomm Incorporated Wireless power apparatus and methods
US8378523B2 (en) 2007-03-02 2013-02-19 Qualcomm Incorporated Transmitters and receivers for wireless energy transfer
US9124120B2 (en) 2007-06-11 2015-09-01 Qualcomm Incorporated Wireless power system and proximity effects
JP5697979B2 (en) 2007-08-09 2015-04-08 クゥアルコム・インコーポレイテッドＱｕａｌｃｏｍｍ Ｉｎｃｏｒｐｏｒａｔｅｄ System and method for wireless powering and charging
JP2010539821A (en) 2007-09-13 2010-12-16 クゥアルコム・インコーポレイテッド Maximizing the power generated from wireless power magnetic resonators
CN103904787B (en) 2007-10-11 2017-06-06 高通股份有限公司 Shifted using the wireless power of magneto mechanical systems
US8629576B2 (en) 2008-03-28 2014-01-14 Qualcomm Incorporated Tuning and gain control in electro-magnetic power systems
US9601267B2 (en) 2013-07-03 2017-03-21 Qualcomm Incorporated Wireless power transmitter with a plurality of magnetic oscillators
US10812148B1 (en) * 2020-03-06 2020-10-20 Avid Indentification Systems, Inc. Variable-Q antenna coil circuit for RFID applications

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5225847A (en) * 1989-01-18 1993-07-06 Antenna Research Associates, Inc. Automatic antenna tuning system
WO1991015878A1 (en) * 1990-04-09 1991-10-17 Adalbert Kopera Antenna assembly
EP0704928A3 (en) * 1994-09-30 1998-08-05 HID Corporation RF transponder system with parallel resonant interrogation and series resonant response
GB2315602B (en) * 1996-07-23 2000-11-29 Motorola Inc Loop antenna
US5963173A (en) * 1997-12-05 1999-10-05 Sensormatic Electronics Corporation Antenna and transmitter arrangement for EAS system
US6300914B1 (en) * 1999-08-12 2001-10-09 Apti, Inc. Fractal loop antenna

Also Published As

Publication number Publication date
AU2003218742A1 (en) 2003-09-22
WO2003077364A3 (en) 2004-03-11
WO2003077364A2 (en) 2003-09-18

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Legal Events

Date Code Title Description
BB1A Laying open of patent application

Effective date: 20020527

MM3A Annulment or lapse

Free format text: LAPSE DUE TO NON-PAYMENT OF FEES

Effective date: 20050228