Nxp B.v.

Arne Burghardt

Thomas Suwald

Tobias Voigt

Kiran G Shekhar

Fabian Mackenthun

There is provided a method of operating a security token, said security token comprising a secure element and a microcontroller unit being coupled to said secure element, wherein: the secure element receives an authentication command from a host device while the microcontroller unit is in a first sleep state; the secure element decodes the authentication command, sends a corresponding authentication request to the microcontroller unit and subsequently enters into a second sleep state; the microcontroller unit wakes up upon receiving the authentication request and subsequently determines an amount of available power; the microcontroller unit processes the authentication request only if the amount of available power exceeds a threshold. Furthermore, a corresponding computer program product and a corresponding security token are provided.

Method of operating a security token, computer program product and security token

According to a first aspect of the present disclosure, a fingerprint authentication system is provided, comprising: a transformation unit configured to transform a first format of a captured fingerprint into a second format of the captured fingerprint, wherein the first format defines coordinates of minutia positions and the second format defines relative positions of minutiae; and an authentication unit configured to compare the relative positions with stored reference values. According to a second aspect of the present disclosure, a corresponding fingerprint authentication method is conceived. According to a third aspect of the present disclosure, a corresponding computer program product is provided.

Fingerprint authentication system and method

In accordance with a first aspect of the present disclosure, a biometric sensing system is provided, comprising: a sensor module configured to generate sensing data; a processing unit configured to process data received from said sensor module; wherein the sensor module and the processing unit are communicatively coupled to each other via a universal synchronous asynchronous receiver transmitter (USART) communication interface. In accordance with a second aspect of the present disclosure, a corresponding communication method is conceived. In accordance with a third aspect of the present disclosure, a corresponding computer program is provided.

Biometric sensing system and communication method

According to a first aspect of the present disclosure, a fingerprint sensing system is provided, comprising: at least one sensing element configured and arranged to generate a sensing characteristic; a detection unit configured and arranged to detect changes of said sensing characteristic over time; a processing unit configured and arranged to determine if the changes of said sensing characteristic substantially conform to a predefined liveness function. According to a second aspect of the present disclosure, a corresponding fingerprint sensing method is conceived. According to a third aspect of the present disclosure, a corresponding computer program product is provided.

Fingerprint sensing system and method

It is disclosed a touch sensor () for sensing a user touch, comprising an electrically conductive structure () having an electrically conductive touch area () exposed to the environment; a first capacitor () having a first electrode () electrically connected with the conductive structure (); a second capacitor () having a first electrode () connected to a second electrode () of the first capacitor (); and a driver arrangement () connected to the first capacitor and the second capacitor and adapted to perform particular operation steps.

Touch sensor that utilizes a touch area with a single conductive path

There is provided a method of programming a smart card, said smart card comprising a secure element and a microcontroller unit which is connected to said secure element, the method comprising: (a) the secure element receives a firmware image from a host device; (b) the secure element validates the firmware image; (c) the secure element forwards the firmware image to the microcontroller unit if the firmware image is valid; (d) the microcontroller unit receives the firmware image from the secure element; (e) the microcontroller unit extracts firmware from the firmware image; and (f) the microcontroller unit installs the firmware in a memory unit of said smart card. Furthermore, a corresponding computer program product and a corresponding programmable smart card are disclosed.

Method of programming a smart card, computer program product and programmable smart card

According to a first aspect of the present disclosure, an electronic device is provided, which comprises a light-emitting diode arrangement and a driver arrangement operatively connected to the light-emitting diode arrangement, wherein at least one light-emitting diode of the light-emitting diode arrangement is operatively connected between a first driver of the driver arrangement and a second driver of said driver arrangement, such that, in operation, the light-emitting diode may be energized with current flowing between the first driver and the second driver. Furthermore, according to a second aspect of the present disclosure, a corresponding method of manufacturing an electronic device is conceived.

Light-emitting diode arrangement and driver arrangement for an electronic device

There is described a device for identifying an asset. The device comprises (a) a piece of material having predetermined physical properties, the piece of material being adapted to be irreversibly attached to the asset, (b) a stimulation and measurement unit attached to the piece of material, the stimulation and measurement unit being adapted to apply a predetermined stimulation to the piece of material and to measure a corresponding response from the piece of material, (c) an analysis unit adapted to analyze the measured response from the piece of material, and (d) a communication unit adapted to output data representative of the analysis of the measured response. There is also described an asset, an identification system and a method of identifying an asset. Furthermore, there is described a computer program.

Identification of assets

According to an aspect of the invention, a security token is conceived, in particular a smart card, comprising a tactile sensing user interface, wherein said tactile sensing user interface is adapted to capture a stream of authentication data corresponding to a sequence of positions of a finger engaging with said tactile sensing user interface and representing a user-specific credential for accessing at least one function of a controllable object, said security token being adapted to transmit said stream of authentication data to the controllable object in order to access said function.

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Hamburg, Germany

Arne Burghardt