Claims
- 1. An electronic device comprising:
at least one interface element composed of a terminal block with contacts and/or an antenna; a microcircuit embedded in carrier medium and having exit hubs linked to the interface elements; wherein connections between the exit hubs and the interface elements are formed by dispensing a low-viscosity conductive substance which remains flexible after application and polymerization with a syringe-like device by relative displacement of the electronic device and the syringe-like device.
- 2. An electronic device according to claim 1, wherein the interface element includes a terminal block, and the terminal block is produced by dispensing a low-viscosity conductive substance.
- 3. An electronic device according to claim 1, wherein the interface element includes an antenna, and the antenna is produced by deposition of a low-viscosity conductive substance.
- 4. An electronic device according claim 1, wherein the conductive substance is a polymer resin containing conductive particles.
- 5. An electronic device according to claim 1, wherein the conductive substance is a polymer resin containing intrinsically conductive particles.
- 6. An electronic device according to claim 1, wherein the relative displacement is controlled by a computer program.
- 7. An electronic device according to claim 6, wherein a position correction is made by image capture with a computer assisted display system.
- 8. An electronic device according to claim 4, wherein the carrier medium comprises a thermoplastic material,
wherein an activation temperature of the conductive substance is lower than a melting point of the thermoplastic material.
- 9. An electronic device according claim 1, wherein the exit hubs have a rust-resistant metallization.
- 10. An electronic device according to claim 2, wherein
the carrier medium has a cavity, the interface element comprises a terminal block with contacts, the microcircuit is fixed with its active face upwards in the cavity, the terminal block and the connections are produced by the dispensing a low-viscosity conductive substance, and the microcircuit is encapsulated.
- 11. An electronic device according to claim 10, wherein the microcircuit has contact bumps.
- 12. An electronic device according to claim 10, wherein the cavity has a recess at its bottom adapted to receive the microcircuit.
- 13. An electronic device according to claim 1,
wherein electronic device is a contactless chip card or an electronic label, the interface element is a flat antenna, the microcircuit is attached to the carrier medium with an active face of the microcircuit facing upwards, and the connections between the exit hubs of the microcircuit and the hubs of the flat antenna are produced by dispensing a low-viscosity conductive substance.
- 14. An electronic device according to claim 1,
wherein electronic device is a contactless smart card or an electronic label, the interface element comprises a flat antenna produced by dispensing a low-viscosity conductive substance, the microcircuit has contact bumps, and the microcircuit is attached to the carrier medium with an active face of the microcircuit facing downward.
- 15. An electronic device according to claim 1, comprising:
an insulating adhesive deposited on the carrier medium with a syringe, and a flat antenna formed on the microcircuit by dispensing a low-viscosity conductive substance, wherein the microcircuit attached to the carrier medium with an active face of the microcircuit facing upward, and wherein the electronic device is co-laminated.
- 16. An electronic device according to claim 2, wherein
the electronic device is a hybrid card having a terminal block and having an antenna incorporated in the carrier medium, the carrier medium has a cavity, the microcircuit is attached in the cavity with an active face of the microcircuit facing upward, the terminal block and the connections are produced by dispensing a low-viscosity conductive substance, and the microcircuit is encapsulated.
- 17. An electronic device according to claim 16, wherein the microcircuit has contact bumps.
- 18. An electronic device according to claim 16, wherein the dispensing of the low-viscosity conductive substance includes correcting errors in angular positioning of the microcircuit by means of a computer assisted vision system.
- 19. An electronic device comprising:
at least one interface element composed of a terminal block with contacts and/or an antenna; a microcircuit embedded in carrier medium and having exit hubs linked to the interface elements; wherein connections between the exit hubs and the interface elements comprise a conductive substance which remains flexible after application and polymerization, the conductive substance having low-viscosity when the connections are formed.
Priority Claims (1)
Number |
Date |
Country |
Kind |
97/04093 |
Mar 1997 |
FR |
|
Parent Case Info
[0001] This disclosure a continuation of U.S. application Ser. No. 09/381,797, filed Dec. 15, 1999, which was based upon, and claimed priority from, French Patent Application No. 97/04093, filed Mar. 27, 1997, and which was a national stage filing under 35 U.S.C. § 371 of International Application No. PCT/FR98/00592, filed Mar. 25, 1998, the contents of each of which are incorporated herein by reference.
Continuations (1)
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Number |
Date |
Country |
Parent |
09381797 |
Sep 1999 |
US |
Child |
10243736 |
Sep 2002 |
US |