Dual-interface IC card components and method for manufacturing the dual-interface IC card components
First Claim
1. A method for manufacturing a dual-interface integrated circuit (IC) card component, the method comprising:
- obtaining a single-sided contact base structure, wherein the single-sided contact base structure comprises a substrate with an electrical contact layer;
attaching at least one antenna contact lead to the single-sided contact base structure by applying an adhesive material to partially cover an overlapping area of the at least one antenna contact and the substrate to form a dual-interface contact structure, which is a component of a dual-interface IC card; and
attaching an encapsulation to the dual-interface contact structure to produce a dual-interface IC chip module, wherein attaching the at least one antenna contact lead to the single-sided contact base structure comprises only applying the adhesive material to an area of the substrate that is covered by the encapsulation.
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Accused Products
Abstract
Dual-interface Integrated Circuit (IC) card components and methods for manufacturing the dual-interface IC card components are described. In an embodiment, a dual-interface IC card component includes a single-sided contact base structure, which includes a substrate with an electrical contact layer. On the single-sided contact base structure, one or more antenna contact leads are attached to the single-sided contact base structure to form a dual-interface contact structure by applying an adhesive material to partially cover an overlapping area of the at least one antenna contact and the substrate, which is a component of a dual-interface IC card. Other embodiments are also described.
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Citations
18 Claims
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1. A method for manufacturing a dual-interface integrated circuit (IC) card component, the method comprising:
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obtaining a single-sided contact base structure, wherein the single-sided contact base structure comprises a substrate with an electrical contact layer; attaching at least one antenna contact lead to the single-sided contact base structure by applying an adhesive material to partially cover an overlapping area of the at least one antenna contact and the substrate to form a dual-interface contact structure, which is a component of a dual-interface IC card; and attaching an encapsulation to the dual-interface contact structure to produce a dual-interface IC chip module, wherein attaching the at least one antenna contact lead to the single-sided contact base structure comprises only applying the adhesive material to an area of the substrate that is covered by the encapsulation. - View Dependent Claims (2, 3)
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4. A method for manufacturing a dual-interface integrated circuit (IC) card component, the method comprising:
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obtaining a single-sided contact base structure, wherein the single-sided contact base structure comprises a substrate with an electrical contact layer; attaching at least one antenna contact lead to the single-sided contact base structure by applying an adhesive material to partially cover an overlapping area of the at least one antenna contact and the substrate to form a dual-interface contact structure, which is a component of a dual-interface IC card; and attaching an encapsulation to the dual-interface contact structure to produce a dual-interface IC chip module, wherein attaching the at least one antenna contact lead to the single-sided contact base structure comprises applying the adhesive material to an area of the substrate that is covered by the encapsulation and another area that is not covered by the encapsulation to form a break joint between the at least one antenna contact lead and the substrate.
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5. A method for manufacturing a dual-interface integrated circuit (IC) card component, the method comprising:
obtaining a single-sided contact base structure, wherein the single-sided contact base structure comprises a substrate with an electrical contact layer; and attaching at least one antenna contact lead to the single-sided contact base structure by applying an adhesive material to partially cover an overlapping area of the at least one antenna contact and the substrate to form a dual-interface contact structure, which is a component of a dual-interface IC card, wherein attaching the at least one antenna contact lead to the single-sided contact base structure comprises; applying the adhesive material to the substrate of the single-sided contact base structure; and placing an antenna contact lead on the applied adhesive material to attach the antenna contact lead to the single-sided contact base structure. - View Dependent Claims (6, 7, 8)
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9. A method for manufacturing a dual-interface integrated circuit (IC) card component, the method comprising:
obtaining a single-sided contact base structure, wherein the single-sided contact base structure comprises a substrate with an electrical contact layer; and attaching at least one antenna contact lead to the single-sided contact base structure by applying an adhesive material to partially cover an overlapping area of the at least one antenna contact lead and the substrate to form a dual-interface contact structure, which is a component of a dual-interface IC card; and placing the antenna contact lead with the applied adhesive material on the single-sided contact base structure to attach the antenna contact lead to the single-sided contact base structure.
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10. A method for manufacturing a dual-interface integrated circuit (IC) card component, the method comprising:
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obtaining a single-sided contact base structure, wherein the single-sided contact base structure comprises a substrate with an electrical contact layer; and attaching at least one antenna contact lead to the single-sided contact base structure by applying an adhesive material to partially cover an overlapping area of the at least one antenna contact and the substrate to form a dual-interface contact structure, which is a component of a dual-interface IC card, wherein the contact layer is attached to a first side of the substrate, and wherein the at least one antenna contact lead is attached to a second, opposite, side of the substrate.
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11. A method for manufacturing a dual-interface integrated circuit (IC) card component, the method comprising:
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obtaining a single-sided contact base structure, wherein the single-sided contact base structure comprises a substrate with an electrical contact layer; and attaching at least one antenna contact lead to the single-sided contact base structure by applying an adhesive material to partially cover an overlapping area of the at least one antenna contact and the substrate to form a dual-interface contact structure, which is a component of a dual-interface IC card, wherein the at least one antenna contact lead is obtained by punching, etching or laser cutting a sheet or a reel to reel of a conductive material or a sheet or a reel to reel of a non-conductive material with a conductive plating.
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12. A method for manufacturing a dual-interface integrated circuit (IC) card component, the method comprising:
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obtaining a single-sided contact base structure, wherein the single-sided contact base structure comprises a substrate with an electrical contact layer; and attaching at least one antenna contact lead to the single-sided contact base structure by applying an adhesive material to partially cover an overlapping area of the at least one antenna contact and the substrate to form a dual-interface contact structure, which is a component of a dual-interface IC card, wherein obtaining the single-sided contact base structure comprises obtaining a single-sided contact tape.
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13. A method for manufacturing a dual-interface integrated circuit (IC) card component, the method comprising:
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obtaining a single-sided contact base structure, wherein the single-sided contact base structure comprises a substrate with an electrical contact layer; attaching at least one antenna contact lead to the single-sided contact base structure by applying an adhesive material to partially cover an overlapping area of the at least one antenna contact and the substrate to form a dual-interface contact structure, which is a component of a dual-interface IC card; and attaching an IC chip, at least one bond wire or other electrical connection and an encapsulation to the dual-interface contact structure to produce the dual-interface IC chip module.
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14. A method for manufacturing a dual-interface integrated circuit (IC) card component, the method comprising:
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obtaining a single-sided contact base structure, wherein the single-sided contact base structure comprises a substrate with an electrical contact layer; and attaching at least one antenna contact lead to the single-sided contact base structure by applying an adhesive material to partially cover an overlapping area of the at least one antenna contact and the substrate to form a dual-interface contact structure, which is a component of a dual-interface IC card, wherein after the at least one antenna contact lead is attached to the single-sided contact base structure, the at least one antenna contact lead can move in a portion of the overlapping area that is not covered by the adhesive material while maintaining an electrical connection to an antenna of the dual-interface IC card.
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15. A method for manufacturing a dual-interface integrated circuit (IC) card component, the method comprising:
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obtaining a single-sided contact base structure, wherein the single-sided contact base structure comprises a substrate with an electrical contact layer; and attaching at least one antenna contact lead to the single-sided contact base structure by applying an adhesive material to partially cover an overlapping area of the at least one antenna contact and the substrate to form a dual-interface contact structure, which is a component of a dual-interface IC card, wherein the adhesive material comprises one of conductive glue, non-conductive glue, a double sided sticky tape and an anisotropic conductive foil.
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16. A method for manufacturing a dual-interface integrated circuit (IC) card component, the method comprising:
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obtaining a base structure, wherein the base structure comprises a substrate; attaching at least one antenna contact lead to the base structure by applying an adhesive material to partially cover an overlapping area of the at least one antenna contact and the substrate to form a dual-interface contact structure, which is a component of a dual-interface IC card; plating the at least one antenna contact and the base structure with at least one metal material; and attaching an encapsulation to the dual-interface contact structure to produce a dual-interface IC chip module, wherein attaching the at least one antenna contact lead to the base structure comprises only applying the adhesive material to an area of the substrate that is covered by the encapsulation. - View Dependent Claims (17)
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18. A dual-interface integrated circuit (IC) card component, the dual-interface IC card component comprising:
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a substrate; an electrical contact layer attached to a first side of the substrate, the electrical contact layer comprising a contact plate and a plurality of grooves; at least one antenna contact lead glued to a second, opposite, side of the substrate in an area of the at least one antenna contact so that the glue partially covers the overlapping area of the at least one antenna contact and the substrate; and an encapsulation attached to the dual-interface contact structure to produce a dual-interface IC chip module, wherein the at least one antenna contact lead is attached to the single-sided contact base structure, and wherein the adhesive material is applied to an area of the substrate that is covered by the encapsulation and another area that is not covered by the encapsulation to form a break joint between the at least one antenna contact lead and the substrate.
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Specification