Fingerprint Cards Ab

Fingerprint Cards Anacatum IP Ab

St-ericsson Sa

Zhimin Mo

Mats Slottner

Nils Lundberg

Zhecheng Shao

A biometric sensor module for detecting a biometric feature of a user comprises: a biometric sensor comprising an array of sensing elements for acquiring sensing signals indicative of a biometric feature of a user, the array of sensing elements arranged facing towards a front side of the biometric sensor. Further, the biometric sensor module comprises a bottom flexible film attached to a back side, opposite the front side, of the biometric sensor. The bottom flexible film can carry at least one electrically conductive line electrically connectable to the biometric sensor and electrically connectable to an external electrical circuit. The biometric sensor module further comprises a top film attached to the biometric sensor closer to the front side of the biometric sensor than the bottom flexible film. The flexible film includes a bent portion such that the flexible film is bent towards the top film.

Biometric sensor module for card integration

A fingerprint sensing module comprising a fingerprint sensor device having a sensing array arranged on a first side of the device, the sensing array comprising an array of fingerprint sensing elements. The fingerprint sensor device comprises connection pads for connecting to external circuitry. The fingerprint sensing module further comprises a fingerprint sensor device cover structure, arranged to cover the fingerprint sensor device, having a first side configured to be touched by a finger, thereby forming a sensing surface of the sensing module, and a second side facing the sensing array, wherein the cover structure comprises conductive traces for electrically connecting the fingerprint sensor module to external circuitry, and wherein a surface area of the cover structure is larger than a surface area of the sensor device. The fingerprint sensor device comprises wire-bonds electrically connecting the connection pads of the fingerprint sensing device to the conductive traces of the cover structure.

Fingerprint sensing module and method for manufacturing the fingerprint sensing module

There is provided a fingerprint sensing module comprising a fingerprint sensor device having a sensing array arranged on a first side of the device, the sensing array comprising an array of fingerprint sensing elements. The fingerprint sensor device also comprises connection pads for connecting the fingerprint sensor device to external circuitry. The fingerprint sensing module further comprises a fingerprint sensor device cover structure arranged to cover the fingerprint sensor device, the cover structure having a first side configured to be touched by a finger, thereby forming a sensing surface of the sensing module, and a second side facing the sensing array, wherein the cover structure comprises conductive traces for electrically connecting the fingerprint sensor module to external circuitry, and wherein a surface area of the cover structure is larger than a surface area of the sensor device. Moreover, the fingerprint sensor device comprises wire-bonds electrically connecting the connection pads of the fingerprint sensing device to the conductive traces of the cover structure.

There is provided a fingerprint sensing module comprising a fingerprint sensor device having a sensing array arranged on a first side of the device. The fingerprint sensor device also comprises connection pads for connecting the fingerprint sensor device to external circuitry and a fingerprint sensor device cover structure, the cover structure having a first side configured to be touched by a finger, and a second side facing the sensing array, wherein the cover structure comprises conductive traces, arranged on the second side, for electrically connecting the fingerprint sensor module to external circuitry, and wherein a surface area of the cover structure is larger than a surface area of the sensor device. Moreover, the fingerprint sensor device comprises wire-bonds electrically connecting the connection pads of the fingerprint sensing device to the conductive traces of the cover structure.

An electronic device is disclosed. The electronic device comprises at least one electronic chip and a package for the electronic chip. The package comprises a laminate substrate, wherein the electronic chip is attached on the laminate substrate. The laminate substrate comprises one or more conduction layers, one or more insulation layers and a plurality of pads formed in a conduction layer on the side of the laminate substrate opposite to the side connected to the electronic chip. Furthermore, the package comprises an insulation body formed around the electronic chip. Moreover, the package comprises a plurality of electrodes that extend through the insulation body. For each pad of the laminate substrate, wiring is formed in the one or more of conduction layers and in one or more vias passing through the one or more insulation layers for electrically connecting the pad with at least one of the electrodes. The package further comprises an interconnection body formed on the insulation body and the electronic chip. The interconnection body comprises a plurality of pads on the side of the interconnection body opposite to the side connected to the insulation body and the electronic chip and it also comprises wiring inside the interconnection body for electrical connections between the pads of the electronic chip, the electrodes and the pads of the interconnection body. A method for manufacturing the electronic device is also disclosed.

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Lund, Sweden

Zhimin Mo