FR3076375B1 - BOOSTER ANTENNA FOR CONTACTLESS CHIP CARD - Google Patents

BOOSTER ANTENNA FOR CONTACTLESS CHIP CARD Download PDF

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Publication number
FR3076375B1
FR3076375B1 FR1701405A FR1701405A FR3076375B1 FR 3076375 B1 FR3076375 B1 FR 3076375B1 FR 1701405 A FR1701405 A FR 1701405A FR 1701405 A FR1701405 A FR 1701405A FR 3076375 B1 FR3076375 B1 FR 3076375B1
Authority
FR
France
Prior art keywords
antenna
booster antenna
chip card
booster
concentrator
Prior art date
Legal status (The legal status 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 status listed.)
Active
Application number
FR1701405A
Other languages
French (fr)
Other versions
FR3076375A1 (en
Inventor
Benjamin Mear
Guillaume Gerin
Damien Richard
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Smart Packaging Solutions SAS
Original Assignee
Smart Packaging Solutions SAS
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 Smart Packaging Solutions SAS filed Critical Smart Packaging Solutions SAS
Priority to FR1701405A priority Critical patent/FR3076375B1/en
Publication of FR3076375A1 publication Critical patent/FR3076375A1/en
Application granted granted Critical
Publication of FR3076375B1 publication Critical patent/FR3076375B1/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
    • G06K19/00—Record carriers for use with machines and with at least a part designed to carry digital markings
    • G06K19/06—Record carriers for use with machines and with at least a part designed to carry digital markings characterised by the kind of the digital marking, e.g. shape, nature, code
    • G06K19/067—Record carriers with conductive marks, printed circuits or semiconductor circuit elements, e.g. credit or identity cards also with resonating or responding marks without active components
    • G06K19/07—Record carriers with conductive marks, printed circuits or semiconductor circuit elements, e.g. credit or identity cards also with resonating or responding marks without active components with integrated circuit chips
    • G06K19/077—Constructional details, e.g. mounting of circuits in the carrier
    • G06K19/07749—Constructional details, e.g. mounting of circuits in the carrier the record carrier being capable of non-contact communication, e.g. constructional details of the antenna of a non-contact smart card
    • G06K19/07773—Antenna details
    • G06K19/07794—Antenna details the record carrier comprising a booster or auxiliary antenna in addition to the antenna connected directly to the integrated circuit
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
    • G06K19/00—Record carriers for use with machines and with at least a part designed to carry digital markings
    • G06K19/06—Record carriers for use with machines and with at least a part designed to carry digital markings characterised by the kind of the digital marking, e.g. shape, nature, code
    • G06K19/067—Record carriers with conductive marks, printed circuits or semiconductor circuit elements, e.g. credit or identity cards also with resonating or responding marks without active components
    • G06K19/07—Record carriers with conductive marks, printed circuits or semiconductor circuit elements, e.g. credit or identity cards also with resonating or responding marks without active components with integrated circuit chips
    • G06K19/077—Constructional details, e.g. mounting of circuits in the carrier
    • G06K19/07749—Constructional details, e.g. mounting of circuits in the carrier the record carrier being capable of non-contact communication, e.g. constructional details of the antenna of a non-contact smart card
    • G06K19/07773—Antenna details
    • G06K19/07777—Antenna details the antenna being of the inductive type
    • G06K19/07779—Antenna details the antenna being of the inductive type the inductive antenna being a coil
    • G06K19/07783—Antenna details the antenna being of the inductive type the inductive antenna being a coil the coil being planar
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B5/00—Near-field transmission systems, e.g. inductive or capacitive transmission systems
    • H04B5/20—Near-field transmission systems, e.g. inductive or capacitive transmission systems characterised by the transmission technique; characterised by the transmission medium
    • H04B5/24—Inductive coupling

Landscapes

  • Engineering & Computer Science (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Computer Hardware Design (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Signal Processing (AREA)
  • Details Of Aerials (AREA)

Abstract

L'invention concerne une antenne booster (10) pour dispositif à couplage inductif comportant un module microélectronique (M) pourvu d'une antenne (L3) de module, ladite antenne booster (10) comportant un substrat (S) pourvu d'un système (L1,L2) d'antennes constitué par une antenne principale (L1) connectée avec une antenne concentrateur (L2), le système d'antennes (L1, L2) étant destiné à être couplé avec l'antenne (L3) dudit module microélectronique (M), caractérisé en ce que l'antenne booster (10) comporte une capacité de liaison (C2) connectée en série avec l'antenne concentrateur (L2) et dont les armatures sont formées par des placards métalliques en regard situés à l'intérieur d'une zone (11, 12) délimitée par les spires (15) de l'antenne concentrateur (L2).The invention relates to a booster antenna (10) for an inductively coupled device comprising a microelectronic module (M) provided with a module antenna (L3), said booster antenna (10) comprising a substrate (S) provided with a system. (L1, L2) of antennas consisting of a main antenna (L1) connected with a concentrator antenna (L2), the antenna system (L1, L2) being intended to be coupled with the antenna (L3) of said microelectronic module (M), characterized in that the booster antenna (10) comprises a link capacitor (C2) connected in series with the concentrator antenna (L2) and the reinforcements of which are formed by facing metal cabinets located at the inside a zone (11, 12) delimited by the turns (15) of the concentrator antenna (L2).

FR1701405A 2017-12-29 2017-12-29 BOOSTER ANTENNA FOR CONTACTLESS CHIP CARD Active FR3076375B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR1701405A FR3076375B1 (en) 2017-12-29 2017-12-29 BOOSTER ANTENNA FOR CONTACTLESS CHIP CARD

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR1701405A FR3076375B1 (en) 2017-12-29 2017-12-29 BOOSTER ANTENNA FOR CONTACTLESS CHIP CARD
FR1701405 2017-12-29

Publications (2)

Publication Number Publication Date
FR3076375A1 FR3076375A1 (en) 2019-07-05
FR3076375B1 true FR3076375B1 (en) 2020-11-13

Family

ID=62597546

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1701405A Active FR3076375B1 (en) 2017-12-29 2017-12-29 BOOSTER ANTENNA FOR CONTACTLESS CHIP CARD

Country Status (1)

Country Link
FR (1) FR3076375B1 (en)

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2525304A1 (en) * 2011-05-17 2012-11-21 Gemalto SA Radiofrequency transponder device with passive optimised resonant circuit
CN105453114B (en) * 2013-06-25 2018-11-13 凸版印刷株式会社 double IC card
FR3016491B1 (en) * 2013-12-05 2017-02-10 Smart Packaging Solutions RESONANT CONCENTRATOR FOR IMPROVING COUPLING BETWEEN A CHIP CARD BODY AND ITS ELECTRONIC MODULE
FR3036541B1 (en) * 2015-05-19 2018-06-29 Smart Packaging Solutions ANTENNA WITH CIRCUITS RLC ENTREMELES
FR3048798B1 (en) * 2016-03-09 2019-04-05 Smart Packaging Solutions CONTACTLESS CHIP CARD WITH DIGITAL CONTROL

Also Published As

Publication number Publication date
FR3076375A1 (en) 2019-07-05

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