Abrégé

The invention relates to a method for manufacturing a radiofrequency identification device (RFID) which comprises the following steps: producing an antenna (13), which consists of printing in a plurality of passes and on a substrate (11) a winding of turns (12), an insulating strip (14) of dielectric material on a portion of the turns, a first conductive ink contact (27) made up of a first connection pad (26), a first link (17) and an electric bridge (24) located on the insulating strip, a second conductive ink contact (29) made up of a second connection pad (28) and a second link (19), each of the contacts being connected to one of the two ends of the antenna; making a blind recess (22) on the first surface (15) of the mounting, including a bottom (42) and curved side walls (34), the location of the recess being selected such that once said recess is made, the connection pads are located on the bottom and the links are located simultaneously on the substrate, on the side walls and on the bottom of the recess; and connecting the chip to the connection pads.

Classes IPC  ?

• G06K 19/02 - Supports d'enregistrement pour utilisation avec des machines et avec au moins une partie prévue pour supporter des marques numériques caractérisés par l'utilisation de matériaux spécifiés, p.ex. pour éviter l'usure pendant le transport à travers la machine
• G06K 19/077 - Supports d'enregistrement avec des marques conductrices, des circuits imprimés ou des éléments de circuit à semi-conducteurs, p.ex. cartes d'identité ou cartes de crédit avec des puces à circuit intégré - Détails de structure, p.ex. montage de circuits dans le support

Abrégé

The invention relates to a radio frequency device intended for contactless communication with an associated reader, made up of a planar support layer (11) and an electrical circuit, the electrical circuit comprising an antenna (12) formed by a planar winding of at least two turns (10) that intersect without short-circuiting owing to a dielectric layer (9) and a chip or an electronic module (14) connected to the antenna. According to the main feature of the invention, the relative electric permittivity of the dielectric layer (9) has a value above 20 and creates a crossover capacity Ce whereof the value increases the resultant capacity C of the electric circuit so as to decrease the inductance L of the antenna by decreasing its length by a whole number of turns, the electric circuit thus forming a resonant circuit allowing communication with the associated reader.

Classes IPC  ?

• G06K 19/077 - Supports d'enregistrement avec des marques conductrices, des circuits imprimés ou des éléments de circuit à semi-conducteurs, p.ex. cartes d'identité ou cartes de crédit avec des puces à circuit intégré - Détails de structure, p.ex. montage de circuits dans le support

Abrégé

The invention relates to a radio-frequency device comprising: an antenna (11) and an integrated-circuit module (29) comprising, on its first face, an upper contact land (25) and on its second face a chip (12) encapsulated in a resin and at least two lower contact lands (23 and 24), and three plastic layers (10, 20 and 30) laminated to one another, the first layer containing the antenna and the module connected to the antenna via the lower contact lands, the second layer containing a cavity (19) of the size of the upper contact land of the module, the second layer being placed on the first layer so as to cover the antenna, and the third layer entirely covering the second layer. According to the main feature of the invention, an additional layer (50) is placed between the first layer (10) and the second layer (20) on the upper contact land (25) of the module (29) so as to cover said land entirely.

Classes IPC  ?

• G06K 19/077 - Supports d'enregistrement avec des marques conductrices, des circuits imprimés ou des éléments de circuit à semi-conducteurs, p.ex. cartes d'identité ou cartes de crédit avec des puces à circuit intégré - Détails de structure, p.ex. montage de circuits dans le support

Abrégé

A multilayer contactless smartcard 10 including an electronic chip embedded in the card, the chip being connected to an antenna 22 printed on a carrier layer 20, and two card bodies, one on each side of the carrier, each including at least one plastic layer 40 and 60. The antenna carrier is opaque and includes a first cut-out forming a void 23 filled with a transparent plastic; and the plastic layers of the two card bodies each include a second cut-out forming two identical voids 43 and 63 the outlines of which superimpose, in order to make a transparent zone appear in the thickness of the card, forming a transparent logo in the shape of the cut-out. A process for manufacturing such a card is also disclosed.

Classes IPC  ?

• G06K 19/06 - Supports d'enregistrement pour utilisation avec des machines et avec au moins une partie prévue pour supporter des marques numériques caractérisés par le genre de marque numérique, p.ex. forme, nature, code
• G06K 19/077 - Supports d'enregistrement avec des marques conductrices, des circuits imprimés ou des éléments de circuit à semi-conducteurs, p.ex. cartes d'identité ou cartes de crédit avec des puces à circuit intégré - Détails de structure, p.ex. montage de circuits dans le support
• B42D 25/00 - Cartes ou structures de type feuille portant des informations caractérisées par leurs éléments d’identification ou de sécurité; Leur fabrication

Abrégé

The invention concerns a contactless smart card 10 having several layers comprising an electronic chip fitted or embedded in the card, the chip being connected to an antenna 22 printed on a support layer 20, two bodies of card on each side of said support each consisting of at least one layer of plastic material 40 and 60. According to the main features of the invention, the antenna support is opaque and comprises a first cutout forming a recess 23 filled with a transparent plastic material, and the layers of plastic material of the two bodies of card each comprise a second cutout forming two identical recesses 43 and 63 of which the edges overlap, in such a way as to reveal a transparent area in the thickness of the card forming a transparent logo in the shape of the cutout. The invention also concerns the method of producing such a card.

Classes IPC  ?

• G06K 19/077 - Supports d'enregistrement avec des marques conductrices, des circuits imprimés ou des éléments de circuit à semi-conducteurs, p.ex. cartes d'identité ou cartes de crédit avec des puces à circuit intégré - Détails de structure, p.ex. montage de circuits dans le support

Produits et services

Data processing equipment, computers and peripheral devices, electric and electronic parts therefor, included in this class, in particular chips and chip cards; Chip card readers, Contactless reading apparatus (RFID); Computer programs for chip card readers, contactless reading apparatus (RFID) in the field of security management, in particular those used in payment terminals or terminals for distributing goods and services including in the field of transport; Not including goods of all kinds relating to flow cytometry for medical analysis treatment or for medical devices. Telecommunications, and Transfer of data, In particular electronic data transfer, transmission of messages by national and international data transmission networks (the Internet). Development of computer software, In particular for chip cards and contactless reading apparatus (RFID).

Abrégé

A contactless portable device including a support layer and a protective layer, the support layer having, on its first side, an antenna made up of a flat winding of turns and a protective layer glued to the first side of the support layer, the antenna having two cuts, two wires and four ends including two connection ends for connecting a chip, and two ends each connected to a contact separated from one another by a narrow space so as to render the antenna open, such that the antenna is closed by flow of a current between the two contacts through the protective layer when a user places a finger on the protective layer where the contacts are located, and enabling communication between the chip and a reader associated with the contactless portable device.

Classes IPC  ?

• G06K 19/02 - Supports d'enregistrement pour utilisation avec des machines et avec au moins une partie prévue pour supporter des marques numériques caractérisés par l'utilisation de matériaux spécifiés, p.ex. pour éviter l'usure pendant le transport à travers la machine
• G06K 19/077 - Supports d'enregistrement avec des marques conductrices, des circuits imprimés ou des éléments de circuit à semi-conducteurs, p.ex. cartes d'identité ou cartes de crédit avec des puces à circuit intégré - Détails de structure, p.ex. montage de circuits dans le support
• G06K 19/073 - Dispositions particulières pour les circuits, p.ex. pour protéger le code d'identification dans la mémoire
• H03K 17/96 - Commutateurs à effleurement

Abrégé

The invention relates to a portable contactless device consisting of at least two layers, a support layer (311) comprising, on the first face thereof, an antenna (312) formed from a planar winding of turns (310) that intersect each other via an electrically insulating bridge (309), a protective layer adhered to the first face of the support layer; the antenna comprises two cuts and consists of two strands and four ends (321, 322, 323 and 324) including two connection ends (321, 322) for connecting a chip (314). According to the principal feature, the antenna comprises two ends (323, 324) each extended by a pad (333, 334), said pads not being in contact with each other and being separated by a thin space (525) such that the antenna is open, the antenna being closed by the flow of a current between the two pads via the protective layer when a user applies a finger to the protective layer in the region of the pads, thus allowing communication between the chip and a reader connected to the portable contactless device.

Classes IPC  ?

• G06K 19/073 - Dispositions particulières pour les circuits, p.ex. pour protéger le code d'identification dans la mémoire
• H03K 17/96 - Commutateurs à effleurement
• G06K 19/077 - Supports d'enregistrement avec des marques conductrices, des circuits imprimés ou des éléments de circuit à semi-conducteurs, p.ex. cartes d'identité ou cartes de crédit avec des puces à circuit intégré - Détails de structure, p.ex. montage de circuits dans le support

Abrégé

The invention relates to a hybrid contact/contactless smart card (1), including a card body consisting of a plurality of layers, from among which a so-called support layer (40) supports a printed antenna (41) consisting of at least one coil, and supports an integrated circuit module (10) connected to the antenna via two inner and outer connection contacts (43, 44) arranged in alignment with the inner and outer ends (45, 46) of the antenna coils, respectively, the module being located on the card in a portion delimited by a first side (6) of the card, a second side (8) of the card perpendicular to the first side, a first line (3) parallel to the first side (6) of the card, and a second line (4) parallel to the second side of the card. According to the main characteristic of the invention, the inner end (45) of the antenna coils, which is connected to the inner contact (43), is located entirely in said portion, such that when the card is bent and/or twisted, the connection between the module and the antenna is not broken.

Classes IPC  ?

• G06K 19/077 - Supports d'enregistrement avec des marques conductrices, des circuits imprimés ou des éléments de circuit à semi-conducteurs, p.ex. cartes d'identité ou cartes de crédit avec des puces à circuit intégré - Détails de structure, p.ex. montage de circuits dans le support

Abrégé

The invention relates to a method for partially modulating the amplitude of a carrier wave, by between 8% and 14%, the carrier wave being transmitted by a wireless transceiver (10) intended to exchange data with a remote portable object wirelessly, the method consists in: a) delivering two digital radiofrequency signals Tx1 (20) and Tx2 (22); b) dephasing the second signal Tx2 by 180 degrees relative to the first signal Tx1 when there is no information to transmit (rest state); c) dephasing the two signals, Tx2 relative to Tx1 or Tx1 relative to Tx2 by an additional amount φ when there is information to be transmitted (modulated state); d) passing the digital signals through a filtering and matching stage (13); and e) adding the first and the second phase-modulated filtered signals (Tx1f and Tx2f) at the antenna in order to obtain a resulting transmitted signal with a modulated amplitude.

Classes IPC  ?

• G06K 19/07 - Supports d'enregistrement avec des marques conductrices, des circuits imprimés ou des éléments de circuit à semi-conducteurs, p.ex. cartes d'identité ou cartes de crédit avec des puces à circuit intégré
• H04B 5/02 - Systèmes de transmission à induction directe, p.ex. du type à boucle inductive utilisant un émetteur-récepteur
• H04B 5/00 - Systèmes de transmission à induction directe, p.ex. du type à boucle inductive
• H04L 25/49 - Circuits d'émission; Circuits de réception à au moins trois niveaux d'amplitude
• H04L 27/04 - Circuits de modulation; Circuits émetteurs
• H04L 27/20 - Circuits de modulation; Circuits émetteurs

Abrégé

The invention concerns a method for manufacturing a radio frequency identification device (RFID), featuring a flat and flexible substrate made of polycarbonate equipped with an antenna (14) composed of conductive ink fully encased in the polycarbonate and a chip or integrated circuit module (29) connected to the antenna, the antenna formed by the winding of several turns features a turn overlap zone, an insulating strip of dielectric material separating the turns of the antenna in the overlap zone, the edges of the device being completely uniform so that no lines of demarcation between the various layers are visible, thereby preventing all attempt of delamination of the device over its thickness.

Classes IPC  ?

• G06K 19/06 - Supports d'enregistrement pour utilisation avec des machines et avec au moins une partie prévue pour supporter des marques numériques caractérisés par le genre de marque numérique, p.ex. forme, nature, code

Abrégé

The invention relates to a method for manufacturing a radiofrequency identification device (RFID) including a planar and flexible substrate made of polycarbonate, which is provided with a conductive-ink antenna (14) completely embedded in the polycarbonate, and a chip or integrated circuit module (29) connected to the antenna. The antenna, which consists of a winding having a plurality of turns, includes an area in which turns intersect, wherein an insulating band made of a dielectric material separates the turns of the antenna at the intersecting area. The edges of the device are completely uniform, such that none of the lines of demarcation between the various layers are visible, thereby preventing any attempt to delaminate the device in the body thereof.

Classes IPC  ?

• G06K 19/077 - Supports d'enregistrement avec des marques conductrices, des circuits imprimés ou des éléments de circuit à semi-conducteurs, p.ex. cartes d'identité ou cartes de crédit avec des puces à circuit intégré - Détails de structure, p.ex. montage de circuits dans le support

Abrégé

The invention relates to a method for manufacturing a substrate for a radiofrequency identification (RFID) device (52), including an antenna (42) and a two-sided integrated circuit module (10) that includes inner (13, 14) and outer contacts (12) connected to a chip (15) encapsulated in a module, the method including the following steps: printing the antenna (42) comprising bonding pads (43 and 44) on a substrate (40); making a cavity (41) between the bonding pads (43 and 44); gluing a film of glue (110) onto the inner side of the module, except on the inner contacts (13, 14); positioning the module on the substrate (40) on the antenna side and such that the inner contacts of the module are bearing against the bonding pads of the antenna and such that the encapsulation (18) of the chip is in the cavity; laminating the substrate layer (40) and the module together so as to connect the module to the antenna and to glue the module.

Classes IPC  ?

• G06K 19/077 - Supports d'enregistrement avec des marques conductrices, des circuits imprimés ou des éléments de circuit à semi-conducteurs, p.ex. cartes d'identité ou cartes de crédit avec des puces à circuit intégré - Détails de structure, p.ex. montage de circuits dans le support

Abrégé

The invention relates to a contact-less portable object (11) including an electronic circuit (14) and an antenna (12) connected together and permitting a coupling between the electronic circuit and a reader associated with the contact-less portable object, the power supply of the object being provided without contact by the field emitted from the reader. According to the main characteristic of the invention, the contact-less portable object includes a set of field indicators (18) that provide the user with a measure of the value of a physical amount proportional to the quantity of magnetic field flowing through the antenna (12).

Classes IPC  ?

• G06K 19/07 - Supports d'enregistrement avec des marques conductrices, des circuits imprimés ou des éléments de circuit à semi-conducteurs, p.ex. cartes d'identité ou cartes de crédit avec des puces à circuit intégré

Abrégé

The invention concerns a contactless portable object (11) featuring an electronic circuit (14) and an antenna (12) connected together enabling coupling between the electronic circuit and a reader associated with the portable contactless object. According to the main characteristic of the invention, the contactless portable object includes a set of field indicators (18) that provide the user with a measurement of the value of a physical quantity proportional to the quantity of the electromagnetic field which passes through the antenna (12).

Classes IPC  ?

• G06K 7/00 - Méthodes ou dispositions pour la lecture de supports d'enregistrement
• G06K 19/06 - Supports d'enregistrement pour utilisation avec des machines et avec au moins une partie prévue pour supporter des marques numériques caractérisés par le genre de marque numérique, p.ex. forme, nature, code

Abrégé

The invention relates to a method for making a radiofrequency identification device (RFID) including an antenna and a chip (12) connected to the antenna, and comprising the following steps: printing an antenna (12) including connection studs (17, 19) on a substrate (20) made of paper or synthetic paper; depositing an adhesive dielectric material between the antenna connection studs; positioning an integrated circuit module (10) on the substrate, the substrate including contact pads (17, 18) and the chip (12) connected to the contact pads in a module encapsulation (14) so that the module contact pads are located opposite the antenna connection studs; depositing on the substrate a thermoplastic layer (22) and a layer of paper or synthetic paper (24), the two layers (22, 24) comprising a cavity (21, 23) at the location of the encapsulation (14) of the module (10); laminating together the three layers, i.e. the antenna substrate layer (20), the thermoplastic layer (22) and the paper or synthetic-paper layer (24) in order to electrically connect said module to said antenna and to agglomerate the layers (20, 22, and 24) together.

Classes IPC  ?

• G06K 19/077 - Supports d'enregistrement avec des marques conductrices, des circuits imprimés ou des éléments de circuit à semi-conducteurs, p.ex. cartes d'identité ou cartes de crédit avec des puces à circuit intégré - Détails de structure, p.ex. montage de circuits dans le support

Abrégé

The invention relates to a method for making the cover of an identity document provided with a radiofrequency identification device including an antenna and a chip (12) connected to the antenna, and including the following steps: making an antenna (12) including connection studs (13, 14) on a substrate (10); forming a cavity (20) between the connection studs (13, 14); depositing an adhesive dielectric material (25, 26) in the vicinity of the antenna connection studs; positioning an integrated circuit module (19) on the substrate so that the contact pads of the module are located opposite the connection studs of the antenna and so that the encapsulation of the module is carried out in the cavity (20); depositing, on the substrate surface including the antenna, at least one layer of a heat-adhesive film (40, 50, 60); depositing on the layer(s) (40 or 50 and 60) of heat-adhesive film a covering layer (70); and laminating the layer assembly.

Classes IPC  ?

• G06K 19/077 - Supports d'enregistrement avec des marques conductrices, des circuits imprimés ou des éléments de circuit à semi-conducteurs, p.ex. cartes d'identité ou cartes de crédit avec des puces à circuit intégré - Détails de structure, p.ex. montage de circuits dans le support

Abrégé

The invention relates to a method for making the cover of an identity document provided with a radiofrequency identification device including an antenna and a chip (12) connected to the antenna, and including the following steps: making an antenna (12) including connection studs (13, 14) on a substrate (10); forming a cavity (20) between the connection studs (13, 14); depositing an adhesive dielectric material (25, 26) in the vicinity of the antenna connection studs; positioning an integrated circuit module (19) on the substrate so that the contact pads of the module are located opposite the connection studs of the antenna and so that the encapsulation of the module is carried out in the cavity (20); depositing, on the substrate surface including the antenna, at least one layer of a heat-adhesive film (40, 50, 60); depositing on the layer(s) (40 or 50 and 60) of heat-adhesive film a covering layer (70); and laminating the layer assembly.

Classes IPC  ?

• G06K 19/077 - Supports d'enregistrement avec des marques conductrices, des circuits imprimés ou des éléments de circuit à semi-conducteurs, p.ex. cartes d'identité ou cartes de crédit avec des puces à circuit intégré - Détails de structure, p.ex. montage de circuits dans le support

Abrégé

laminating all the layers.

Classes IPC  ?

• B29C 65/54 - Application d'un adhésif entre des éléments pré-assemblés
• B32B 37/02 - Procédés ou dispositifs pour la stratification, p.ex. par polymérisation ou par liaison à l'aide d'ultrasons caractérisés par la séquence des opérations de stratification, p.ex. par addition de nouvelles couches à des postes successifs de stratification
• B32B 37/12 - Procédés ou dispositifs pour la stratification, p.ex. par polymérisation ou par liaison à l'aide d'ultrasons caractérisés par l'usage d'adhésifs
• H01L 21/02 - Fabrication ou traitement des dispositifs à semi-conducteurs ou de leurs parties constitutives
• B29C 65/02 - Assemblage d'éléments préformés; Appareils à cet effet par chauffage, avec ou sans pressage
• B32B 37/10 - Procédés ou dispositifs pour la stratification, p.ex. par polymérisation ou par liaison à l'aide d'ultrasons caractérisés par la technique de pressage, p.ex. faisant usage de l'action directe du vide ou d'un fluide sous pression

Abrégé

The invention relates to a method for connecting an electronic chip (10) to bonding pads (47 and 48) belonging to an electric circuit and intended to receive the chip which is provided with two conducting plates (31 and 32) located on the last chip-forming layer and at least one electromagnetic shielding layer, at least one of said plates (31 or 32) being totally covered with an electrically insulating layer (34). The method includes the following steps: an adhesive dielectric material (40) is deposited on the circuit between the bonding pads (47, 48) such as to maintain the electronic chip (10) in a fixed position in relation to the circuit; and the electronic chip (10) is positioned on the circuit such that the conducting plates (31 and 32) are opposite the bonding pads (47 and 48) of the electric circuit, so as to create at least one capacitive connection between the chip and the electric circuit formed by the conducting plate (31 or 32), the electrically insulating layer covering all of the plate and the bonding pad (47 or 48).

Classes IPC  ?

• G06K 19/077 - Supports d'enregistrement avec des marques conductrices, des circuits imprimés ou des éléments de circuit à semi-conducteurs, p.ex. cartes d'identité ou cartes de crédit avec des puces à circuit intégré - Détails de structure, p.ex. montage de circuits dans le support

Abrégé

The invention concerns a contactless portable object (10, 30, 60) featuring a main radiofrequency device made up of a main chip (18, 38, 68) and a main antenna (16, 36, 66) connected together so that, when the portable object enters the magnetic field of a suitable reader, the main radiofrequency device provides power to the chip and ensures communication between the chip and the reader. According to the main characteristic of the invention, the portable object includes a secondary contactless device featuring a secondary antenna (12, 32, 62) and an electric circuit set up in such a way that, when the two antennas enter the magnetic field of a suitable reader at the same time, the amount of energy required to power the electric circuit and have it operational being less than the amount of energy required to power the main chip (18, 38, 68) and have it operational, the electric circuit is powered and makes the reading of data of the main chip impossible.

Classes IPC  ?

• G06K 19/06 - Supports d'enregistrement pour utilisation avec des machines et avec au moins une partie prévue pour supporter des marques numériques caractérisés par le genre de marque numérique, p.ex. forme, nature, code

Abrégé

The invention relates to a contactless portable object (10, 30, 60) comprising a main radiofrequency device composed of a main chip (18, 38, 68) and of a main antenna (16, 36, 66) that are connected together so that when the portable object enters the magnetic field of a suitable reader, the main radiofrequency device ensures the powering of the chip and the communication between the chip and the reader. According to the main characteristic of the invention, the portable object comprises a secondary contactless device comprising a secondary antenna (12, 32, 62) and an electrical circuit that are parameterized in such a way that, when the two antennas enter the magnetic field of a suitable reader at the same time, the quantity of energy required to power the electrical circuit so as to make it operate being less than the quantity of energy required to power the main chip (18, 38, 68) so as to make it operate, the electrical circuit is powered and makes it impossible to read the data of the main chip.

Classes IPC  ?

• G06K 19/077 - Supports d'enregistrement avec des marques conductrices, des circuits imprimés ou des éléments de circuit à semi-conducteurs, p.ex. cartes d'identité ou cartes de crédit avec des puces à circuit intégré - Détails de structure, p.ex. montage de circuits dans le support
• G06K 19/073 - Dispositions particulières pour les circuits, p.ex. pour protéger le code d'identification dans la mémoire

Abrégé

Radiofrequency identification device (RFID) comprising an antenna (10) connected to a chip intended to be affixed to an object to be identified by a remote reader transmitting to the identification device electromagnetic signals received by the antenna and containing the data allowing identification as well as the supply voltage (VDC) of the device, the antenna transmitting back to the reader signals provided by the chip by retromodulation by means of a switch (22) in the chip whose open or closed position defines the digital identification data transmitted by the device. The chip comprises a variable impedance (30) connected in series with the switch across the terminals of the antenna and a means (32) for detecting the supply voltage so as to adjust the value of the variable impedance in such a way that this supply voltage is always greater than a predetermined value (Vthreshold) below which the device can no longer transmit the digital identification data.

Classes IPC  ?

• G06K 19/07 - Supports d'enregistrement avec des marques conductrices, des circuits imprimés ou des éléments de circuit à semi-conducteurs, p.ex. cartes d'identité ou cartes de crédit avec des puces à circuit intégré

Abrégé

The invention relates to a set of tickets in the form of a continuous strip (35, 85) of multi-layered, detachable tickets, in which perpendicular precuts (32, 82) alternated with ticket-connecting bridges (33, 83) are provided between two adjacent tickets (30 and 31, 80 and 81), said transverse precuts serving as a guide for separating adjacent tickets when one of the tickets is pulled. The ends of the aforementioned transverse precuts (32, 82) are provided with longitudinal precuts (34, 84) which are perpendicular or oblique thereto, such that the connecting bridges (33, 83) between two adjacent tickets serve as hinges when the adjacent tickets are folded or do not occupy the same plane, thereby ensuring that the outer layer of the ticket is not subjected to more stress than the inner layer.

Classes IPC  ?

• B42D 15/10 - Cartes d'identité, cartes de crédit, cartes bancaires ou cartes analogues portant des informations (supports d'enregistrement, p.ex. cartes d'identité ou cartes de crédit, pour utilisation avec des machines et avec au moins une partie prévue pour supporter des marques numériques G06K 19/00)
• G09F 3/02 - Formes ou structures
• B26D 3/10 - Coupes ayant une forme autre que rectiligne

Abrégé

The invention relates to a masking device (10, 100, 31, 80) intended to prevent remote data exchange between a reader and a contactless object (21, 121, 41, 81) having a radiofrequency device, the radiofrequency device comprising an antenna (22, 122, 42, 70) and a chip (24, 124, 44, 84) that are connected together. According to a main feature of the invention, the masking device comprises at least one array of conducting lines (20, 120, 30, 70, 13) produced on a flat support (11, 111, 32, 92), the device preventing the awakening of the chip (24, 124, 44, 84) and stopping its data being read when it is placed near the antenna (22, 122, 42, 82).

Classes IPC  ?

• G06K 19/073 - Dispositions particulières pour les circuits, p.ex. pour protéger le code d'identification dans la mémoire

Abrégé

A radio frequency identification device support (2) featuring an antenna (12) screen-printed on a support (20) and a chip (10) connected to the connection terminals (17 and 19) of the antenna. According to a main characteristic of the invention, a thermoplastic layer (22) and a top layer of synthetic paper (24) are laminated on the antenna support (20) so that the antenna and the chip are trapped in the thermoplastic and the three layers (20, 22, and 24) cannot be separated and so that the device is resistant to water and humid environments.

Classes IPC  ?

• G08B 13/14 - Déclenchement mécanique par l'enlèvement ou les essais de déplacement d'articles portatifs
• H01L 21/00 - Procédés ou appareils spécialement adaptés à la fabrication ou au traitement de dispositifs à semi-conducteurs ou de dispositifs à l'état solide, ou bien de leurs parties constitutives
• H01L 21/31 - Traitement des corps semi-conducteurs en utilisant des procédés ou des appareils non couverts par les groupes pour former des couches isolantes en surface, p.ex. pour masquer ou en utilisant des techniques photolithographiques; Post-traitement de ces couches; Emploi de matériaux spécifiés pour ces couches
• H01L 21/469 - Traitement de corps semi-conducteurs en utilisant des procédés ou des appareils non couverts par les groupes pour changer les caractéristiques physiques ou la forme de leur surface, p.ex. gravure, polissage, découpage pour y former des couches isolantes, p.ex. pour masquer ou en utilisant des techniques photolithographiques; Post-traitement de ces couches

Abrégé

The invention relates to an integrated circuit for a device with no radiofrequency contact connected to a first antenna and to a second antenna designed to receive a radiofrequency signal from a reader. According to a main characteristic, the integrated circuit comprises a first rectifier circuit and a second rectifier circuit to rectify each radiofrequency signal received from the first antenna and the second antenna, respectively, so as to produce two positive output voltages Vl and V2, the rectifier circuits being mounted in parallel so as to select an output voltage value corresponding to the maximum voltage value between Vl and V2.

Classes IPC  ?

• H04B 5/02 - Systèmes de transmission à induction directe, p.ex. du type à boucle inductive utilisant un émetteur-récepteur

Abrégé

The invention concerns a radio frequency identification device medium (2) comprising a screen-printed antenna (12) on a carrier (20) and a chip (10) connected to the antenna connection terminals (17 and 19). According to one main characteristic of the invention, a thermoplastic layer (22) and an upper synthetic paper layer (24) are stratified on the antenna carrier (20) so that the antenna and the chip are buried in the thermoplastic and the three layers (20, 22 and 24) are indissociable so as to make the device waterproof and moisture-proof.

Classes IPC  ?

• G06K 19/077 - Supports d'enregistrement avec des marques conductrices, des circuits imprimés ou des éléments de circuit à semi-conducteurs, p.ex. cartes d'identité ou cartes de crédit avec des puces à circuit intégré - Détails de structure, p.ex. montage de circuits dans le support
• G06K 19/02 - Supports d'enregistrement pour utilisation avec des machines et avec au moins une partie prévue pour supporter des marques numériques caractérisés par l'utilisation de matériaux spécifiés, p.ex. pour éviter l'usure pendant le transport à travers la machine

Abrégé

The invention concerns a radio frequency identification device medium (2) comprising a screen-printed antenna (12) on a carrier (20) and a chip (10) connected to the antenna connection terminals (17 and 19). According to one main characteristic of the invention, a thermoplastic layer (22) and an upper synthetic paper layer (24) are stratified on the antenna carrier (20) so that the antenna and the chip are buried in the thermoplastic and the three layers (20, 22 and 24) are indissociable so as to make the device waterproof and moisture-proof.

Classes IPC  ?

• G06K 19/077 - Supports d'enregistrement avec des marques conductrices, des circuits imprimés ou des éléments de circuit à semi-conducteurs, p.ex. cartes d'identité ou cartes de crédit avec des puces à circuit intégré - Détails de structure, p.ex. montage de circuits dans le support
• G06K 19/02 - Supports d'enregistrement pour utilisation avec des machines et avec au moins une partie prévue pour supporter des marques numériques caractérisés par l'utilisation de matériaux spécifiés, p.ex. pour éviter l'usure pendant le transport à travers la machine

Abrégé

A radio frequency identification device support (2) featuring an antenna (12) screen-printed on a support (20) and a chip (10) connected to the connection terminals (17 and 19) of the antenna. According to a main characteristic of the invention, a thermoplastic layer (22) and a top layer of synthetic paper (24) are laminated on the antenna support (20) so that the antenna and the chip are trapped in the thermoplastic and the three layers (20, 22, and 24) cannot be separated and so that the device is resistant to water and humid environments.

Classes IPC  ?

• G08B 13/14 - Déclenchement mécanique par l'enlèvement ou les essais de déplacement d'articles portatifs
• H01L 21/00 - Procédés ou appareils spécialement adaptés à la fabrication ou au traitement de dispositifs à semi-conducteurs ou de dispositifs à l'état solide, ou bien de leurs parties constitutives
• H01L 21/31 - Traitement des corps semi-conducteurs en utilisant des procédés ou des appareils non couverts par les groupes pour former des couches isolantes en surface, p.ex. pour masquer ou en utilisant des techniques photolithographiques; Post-traitement de ces couches; Emploi de matériaux spécifiés pour ces couches
• H01L 21/469 - Traitement de corps semi-conducteurs en utilisant des procédés ou des appareils non couverts par les groupes pour changer les caractéristiques physiques ou la forme de leur surface, p.ex. gravure, polissage, découpage pour y former des couches isolantes, p.ex. pour masquer ou en utilisant des techniques photolithographiques; Post-traitement de ces couches

Abrégé

The invention concerns a method for extracting chips (20) from a silicon wafer (10) and for transferring each chip onto an electronic device including the following steps: extracting the good chips from the silicon wafer (10) and transferring them onto an adhesive roll film (20) so that the chips are well spaced apart by a certain pitch, transferring the chips (20) from the roll film (28) directly onto the bond pads (46, 48 or 58, 60) of the electronic device continuously.

Classes IPC  ?

• H01L 21/68 - Appareils spécialement adaptés pour la manipulation des dispositifs à semi-conducteurs ou des dispositifs électriques à l'état solide pendant leur fabrication ou leur traitement; Appareils spécialement adaptés pour la manipulation des plaquettes pendant la fabrication ou le traitement des dispositifs à semi-conducteurs ou des dispositifs électriques à l'état solide ou de leurs composants pour le positionnement, l'orientation ou l'alignement
• H01L 21/60 - Fixation des fils de connexion ou d'autres pièces conductrices, devant servir à conduire le courant vers le ou hors du dispositif pendant son fonctionnement
• H01L 21/56 - Capsulations, p.ex. couches de capsulation, revêtements
• G06K 19/077 - Supports d'enregistrement avec des marques conductrices, des circuits imprimés ou des éléments de circuit à semi-conducteurs, p.ex. cartes d'identité ou cartes de crédit avec des puces à circuit intégré - Détails de structure, p.ex. montage de circuits dans le support

Abrégé

The invention concerns a device (10) comprising an optical reader (12) of printed codes capable of transforming data of a code printed on an object such as a label into digital data, the object being provided with a radio frequency system including an antenna (27) and a chip (28) connected together. The inventive device is mainly characterized in that it comprises a radio frequency dialogue unit (15) for encoding the chip (38) with digital data read in the printed code and for comparing the digital data encoded in the chip with data of the printed code.

Classes IPC  ?

• G06K 17/00 - Méthodes ou dispositions pour faire travailler en coopération des équipements couverts par plusieurs des groupes principaux , p.ex. fichiers automatiques de cartes incluant les opérations de transport et de lecture
• G06K 19/08 - Supports d'enregistrement pour utilisation avec des machines et avec au moins une partie prévue pour supporter des marques numériques caractérisés par le genre de marque numérique, p.ex. forme, nature, code utilisant des marquages de différentes sortes sur le même support d'enregistrement, p.ex. un marquage étant lu optiquement et l'autre par des moyens magnétiques

Abrégé

The invention concerns a radio frequency identification device (RFID) featuring an antenna (12) screen-printed on a fibrous support and a chip (10) connected to the connection terminals (17 and 19) of the antenna. According to the main characteristic of the invention, a thermoplastic layer (22) and a layer of paper (24) are laminated on the antenna support (20) so that the antenna and the chip are trapped in the thermoplastic and so that the device is resistant to water and humid environments.

Classes IPC  ?

• G08B 13/14 - Déclenchement mécanique par l'enlèvement ou les essais de déplacement d'articles portatifs

Abrégé

The invention relates to a radiofrequency identification device (RFID) comprising an antenna (12) which is screen printed on a fibrous support, and a chip (10) which is connected to the connection terminals (17 and 19) of the antenna. The invention is characterised in that a layer of thermoplastic material (22) and a layer of paper (24) are laminated onto the antenna support (20) in such a way that the antenna and the chip are enclosed in the thermoplastic material and the device is rendered resistant to water and damp media.

Classes IPC  ?

• G06K 19/077 - Supports d'enregistrement avec des marques conductrices, des circuits imprimés ou des éléments de circuit à semi-conducteurs, p.ex. cartes d'identité ou cartes de crédit avec des puces à circuit intégré - Détails de structure, p.ex. montage de circuits dans le support

Abrégé

The invention concerns a double-sided electronic module for a contact/non-contact hybrid smart card adapted to be urged to be bonded into a cavity of the card and connected to the bond pads of the antenna embedded in the card, the module comprising on the first side of the support a contact pad (52), some of the contacts covering each a hole running through the support. In accordance with one main feature of the invention, on the second side of the module are screen-printed first strip conductors (54) connected through their first ends (55) to the through holes and through their other ends to bond pads of the chip and second strip conductors (56 and 58) connected each respectively on one side to a screen-printed bond pad (57 and 59) and on the other to two of the bond pads of the chip, the bond pads being positioned such that when the module is inserted into the cavity, they are opposite the antenna bond pads and enable the module to be bonded over its entire periphery.

Classes IPC  ?

• H01L 21/60 - Fixation des fils de connexion ou d'autres pièces conductrices, devant servir à conduire le courant vers le ou hors du dispositif pendant son fonctionnement

Abrégé

The invention concerns a method for making a set of electronic labels comprising an antenna (12) and a chip (13) assembled together, the set of labels produced including several subsets of p labels of different types in the shape of their antenna, p being not less than two, the set of labels being manufactured in a continuous mode so as to produce the labels in the form of webs of labels. The resulting web of labels thus comprises several subsets of p labels, the labels of a subset being of different types in the shape of their antenna.

Classes IPC  ?

• G06K 19/077 - Supports d'enregistrement avec des marques conductrices, des circuits imprimés ou des éléments de circuit à semi-conducteurs, p.ex. cartes d'identité ou cartes de crédit avec des puces à circuit intégré - Détails de structure, p.ex. montage de circuits dans le support

Abrégé

The invention concerns a non-contact label designed to ensure traceability of an object comprising essentially a microcircuit (16) and a Y-shaped antenna connected to the microcircuit which contains data required for the traceability of the object, readable from a reader through ultra high frequency (UHF) electromagnetic exchange. The antenna is of the dipole consisting of three main wires, a first main wire (10), a second main wire (12) forming a first dipole with the first main wire and a third main wire (14) forming a second dipole with the first main wire. The angle between the first and second main wires is equal to the angle between the first and third main wires, and the angle between the second main wire and the third main wire ranges between 60° and 180°. Each of the main wires comprises at its end a secondary wire (24, 26 or 28) perpendicular to the main wire.

Classes IPC  ?

• H01Q 1/22 - Supports; Moyens de montage par association structurale avec d'autres équipements ou objets
• H01Q 1/50 - Association structurale d'antennes avec commutateurs de terre, dispositions de descente d'antennes ou parafoudres
• H01Q 9/24 - Dispositifs d'alimentation en parallèle d'éléments actifs unifilaires, p.ex. adaptation delta

Abrégé

An RFID-type radiofrequency identification device including a chip (12) and an antenna (10) interconnected on a substrate, wherein said antenna is printed on the substrate, which is attached to an object via an attachment insert means. According to the main feature thereof, the attachment means overlaps at least once at least one coil of said antenna so that the RFID radiofrequency identification device is destroyed if the substrate is separated from the object without removing the attachment means.

Classes IPC  ?

• G07C 9/00 - Enregistrement de l’entrée ou de la sortie d'une entité isolée
• G06K 19/077 - Supports d'enregistrement avec des marques conductrices, des circuits imprimés ou des éléments de circuit à semi-conducteurs, p.ex. cartes d'identité ou cartes de crédit avec des puces à circuit intégré - Détails de structure, p.ex. montage de circuits dans le support
• G01V 15/00 - Marques d'identification fixées ou associées à un objet afin de permettre la détection de l'objet

Abrégé

A contactless reading system, wherein a chip card is fixed on a planar support of an object such as a book (11) for identification by means of the data contained in the chip card, and a mobile reader (16) provided with an antenna in order to read the data of the card. The antenna of the reader (16) consists of a small-sized convolution disposed in a series with a large-sized convolution, which are concentric and which have the same winding direction. A maximum value is obtained for the component (H) of the electromagnetic field produced by the antenna parallel to the antenna at a given distance from the antenna. Maximum reception by the chip card of electromagnetic signals emitted by the antenna is obtained when the antenna is disposed in a perpendicular position in relation to the support of the card and at the given distance from the card.

Classes IPC  ?

• G06K 7/08 - Méthodes ou dispositions pour la lecture de supports d'enregistrement avec des moyens de perception des modifications d'un champ électrostatique ou magnétique, p.ex. par perception des modifications de la capacité entre des électrodes

Produits et services

Data processing equipment, information transmission devices, memory cards, chip cards, computer software. Transportation passes, identification cards. Telecommunications, message transmission by national and international data transmission networks (the Internet).