Patents by Inventor Thomas Suwald
Thomas Suwald has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Patent number: 11915507Abstract: A method for authenticating a first party to a second party, the method comprising: i) providing a token, wherein the token is at least a part of a mobile entity and wherein the token is coupled to a secret being indicative for the identity of the first party, ii) coupling the token with an access point by establishing a physical contact, iii) transferring the secret to the access point, iv) linking the secret with a location information of the access point, thereby providing an authentication token being indicative for the identity and the location of the first party, and v) providing the authentication token to the second party.Type: GrantFiled: November 15, 2019Date of Patent: February 27, 2024Assignee: NXP B.V.Inventor: Thomas Suwald
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Patent number: 11768971Abstract: It is described a tamper detection device for detecting tampering with respect to a packaging, the device comprising: i) a first electrode comprising a first patterned structure, and ii) a second electrode comprising a second patterned structure. The first electrode and the second electrode are arranged so that the first patterned structure and the second patterned structure are at least partially opposite to each other. In a first arrangement state of the first patterned structure and the second patterned structure with respect to each other, a first capacitance is measurable, in a second arrangement state of the first patterned structure and the second patterned structure with respect to each other, a second capacitance is measurable, wherein the first capacitance is different from the second capacitance, and wherein the first arrangement state is different from the second arrangement state.Type: GrantFiled: September 16, 2020Date of Patent: September 26, 2023Assignee: NXP B.V.Inventors: Thomas Suwald, Stefan Maier
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Patent number: 11601274Abstract: In accordance with a first aspect of the present disclosure, an enrollment device is provided, comprising: a token interface unit configured to couple the enrollment device to an external user authentication token; a user interface unit configured to provide visual information to a user through a plurality of optical output elements, said visual information being indicative of a progress of a biometric template enrollment in the authentication token; a user interface control unit configured to receive input data indicative of said progress from the authentication token through the token interface unit and to control the user interface unit using said input data.Type: GrantFiled: July 7, 2020Date of Patent: March 7, 2023Assignee: NXP B.V.Inventor: Thomas Suwald
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Patent number: 11386192Abstract: In accordance with a first aspect of the present disclosure, an authentication token is provided, comprising: a communication unit for contactless communication between the token and an external device; an energy storage unit for storing energy; a biometric capturing unit for capturing at least one biometric sample; a processing unit for processing the biometric sample captured by the biometric capturing unit; wherein the token further comprises a synchronization unit configured to: determine a communication status of the communication unit; determine a power supply capability of the energy storage unit; adjust a processing speed of the processing unit in dependence on said communication status and said power supply capability. In accordance with a second aspect of the present disclosure, a corresponding method of operating an authentication token is conceived. In accordance with a third aspect of the present disclosure, a corresponding computer program is provided.Type: GrantFiled: June 24, 2019Date of Patent: July 12, 2022Assignee: NXP B.V.Inventor: Thomas Suwald
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Patent number: 11321437Abstract: In accordance with a first aspect of the present disclosure, a method is conceived for enabling a biometric template in an authentication token, the method comprising: capturing, by a biometric sensor comprised in the authentication token, at least one biometric sample; creating, by a processing unit comprised in the authentication token, a biometric template from the at least one biometric sample and storing said biometric template in the authentication token; verifying, at a terminal device, said biometric template; verifying, by the terminal device, an identity of a user; enabling, by the terminal device, said biometric template if the biometric template and the identity of the user have been verified. In addition, a corresponding computer program, authentication token and terminal device are provided.Type: GrantFiled: February 14, 2020Date of Patent: May 3, 2022Assignee: NXP B.V.Inventors: Thomas Suwald, Jakob Friedrich Hille
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Patent number: 11321435Abstract: In accordance with a first aspect of the present disclosure, a user authentication system is provided, comprising: a user authentication token, said user authentication token comprising a fingerprint sensor and a secure element; an assistance device configured to be coupled to the user authentication token through an interface of said user authentication token; wherein the assistance device is configured to request the secure element to verify a personal unlock key to be captured by the secure element through the fingerprint sensor; wherein the secure element is configured to capture the personal unlock key through the fingerprint sensor, to verify the captured personal unlock key and to enroll, upon or after a positive verification of the personal unlock key, fingerprint reference data captured through the fingerprint sensor. In accordance with a second aspect of the present disclosure, a corresponding method for enrolling fingerprint reference data in a user authentication token is conceived.Type: GrantFiled: March 5, 2019Date of Patent: May 3, 2022Assignee: NXP B.V.Inventor: Thomas Suwald
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Patent number: 11100380Abstract: According to a first aspect of the present disclosure an electronic device is provided, which comprises a non-conductive substrate and a touch-based user interface unit having a capacitive sensor structure, wherein said capacitive sensor structure comprises conductive wires embedded in the non-conductive substrate. According to a second aspect of the present disclosure a corresponding method of manufacturing an electronic device is conceived.Type: GrantFiled: April 22, 2016Date of Patent: August 24, 2021Assignee: NXP B.V.Inventor: Thomas Suwald
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Patent number: 10990785Abstract: There is described an apparatus for measuring a capacitance formed by a sense plate and a counter plate, wherein the sense plate comprises a first sub-plate and a second sub-plate, the first sub-plate and the second sub-plate being electrically separated.Type: GrantFiled: November 19, 2019Date of Patent: April 27, 2021Assignee: NXP B.V.Inventors: Thomas Suwald, Milind Phadtare, Dillip Kumar Routray
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Publication number: 20210110690Abstract: It is described a tamper detection device for detecting tampering with respect to a packaging, the device comprising: i) a first electrode comprising a first patterned structure, and ii) a second electrode comprising a second patterned structure. The first electrode and the second electrode are arranged so that the first patterned structure and the second patterned structure are at least partially opposite to each other. In a first arrangement state of the first patterned structure and the second patterned structure with respect to each other, a first capacitance is measurable, in a second arrangement state of the first patterned structure and the second patterned structure with respect to each other, a second capacitance is measurable, wherein the first capacitance is different from the second capacitance, and wherein the first arrangement state is different from the second arrangement state.Type: ApplicationFiled: September 16, 2020Publication date: April 15, 2021Inventors: Thomas Suwald, Stefan Maier
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Patent number: 10943080Abstract: In accordance with a first aspect of the present disclosure, a fingerprint sensing device is provided, comprising a plurality of sensor cells, wherein each sensor cell comprises: at least one sense plate and a discharge electrode insulated from the sense plate; a first discharge path for discharging a first static electricity charge to a first electric potential terminal; a second discharge path for discharging a second static electricity charge to a second electric potential terminal; a charge reservoir coupled between the first electric potential terminal and the second electric potential terminal. In accordance with a second aspect of the present disclosure, a corresponding method of producing a fingerprint sensing device is conceived.Type: GrantFiled: January 11, 2019Date of Patent: March 9, 2021Assignee: NXP B.V.Inventors: Thomas Suwald, Milind Phadtare, Dillip Kumar Routray
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Publication number: 20210028938Abstract: In accordance with a first aspect of the present disclosure, an enrollment device is provided, comprising: a token interface unit configured to couple the enrollment device to an external user authentication token; a user interface unit configured to provide visual information to a user through a plurality of optical output elements, said visual information being indicative of a progress of a biometric template enrollment in the authentication token; a user interface control unit configured to receive input data indicative of said progress from the authentication token through the token interface unit and to control the user interface unit using said input data.Type: ApplicationFiled: July 7, 2020Publication date: January 28, 2021Inventor: Thomas SUWALD
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Patent number: 10902235Abstract: According to a first aspect of the present disclosure, a fingerprint sensor module is provided, comprising: an assembly comprising a substrate and a fingerprint sensor mounted on one side of the substrate; wherein the fingerprint sensor comprises a set of sensor elements and a measurement unit; and wherein the measurement unit is configured to concurrently measure capacitances on subsets of the set of sensor elements. According to a second aspect of the present disclosure, a corresponding method of producing a fingerprint sensor module is conceived.Type: GrantFiled: May 12, 2018Date of Patent: January 26, 2021Assignee: NXP B.V.Inventor: Thomas Suwald
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Patent number: 10846503Abstract: In accordance with a first aspect of the present disclosure, a fingerprint sensing device is provided, comprising: a substrate; a fingerprint sensor placed on one side of the substrate; a coupling electrode placed on another side of the substrate, wherein said coupling electrode is arranged to provide a coupling capacitance between a surface of a finger and a circuit ground of said fingerprint sensor. In accordance with a second aspect of the present disclosure, a corresponding method of producing a fingerprint sensing device is conceived.Type: GrantFiled: March 9, 2019Date of Patent: November 24, 2020Assignee: NXP B.V.Inventor: Thomas Suwald
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Patent number: 10824821Abstract: In accordance with a first aspect of the present disclosure, a method for providing a code pattern which is readable by a sensor is conceived, the method comprising: defining a plurality of coding positions as a subset of positions in a two-dimensional matrix; including in said subset a plurality of positions which are diagonally adjacent to each other; selectively creating coding marks, such as coding dots, at the coding positions. In accordance with a second aspect of the present disclosure, a corresponding code pattern is provided.Type: GrantFiled: March 22, 2019Date of Patent: November 3, 2020Assignee: NXP B.V.Inventor: Thomas Suwald
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Publication number: 20200265131Abstract: In accordance with a first aspect of the present disclosure, a method is conceived for enabling a biometric template in an authentication token, the method comprising: capturing, by a biometric sensor comprised in the authentication token, at least one biometric sample; creating, by a processing unit comprised in the authentication token, a biometric template from the at least one biometric sample and storing said biometric template in the authentication token; verifying, at a terminal device, said biometric template; verifying, by the terminal device, an identity of a user; enabling, by the terminal device, said biometric template if the biometric template and the identity of the user have been verified. In addition, a corresponding computer program, authentication token and terminal device are provided.Type: ApplicationFiled: February 14, 2020Publication date: August 20, 2020Inventors: Thomas SUWALD, Jakob Friedrich Hille
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Publication number: 20200184175Abstract: There is described an apparatus for measuring a capacitance formed by a sense plate and a counter plate, wherein the sense plate comprises a first sub-plate and a second sub-plate, the first sub-plate and the second sub-plate being electrically separated.Type: ApplicationFiled: November 19, 2019Publication date: June 11, 2020Inventors: Thomas Suwald, Milind Phadtare, Dillip Kumar Routray
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Publication number: 20200167539Abstract: A method for authenticating a first party to a second party, the method comprising: i) providing a token, wherein the token is at least a part of a mobile entity and wherein the token is coupled to a secret being indicative for the identity of the first party, ii) coupling the token with an access point by establishing a physical contact, iii) transferring the secret to the access point, iv) linking the secret with a location information of the access point, thereby providing an authentication token being indicative for the identity and the location of the first party, and v) providing the authentication token to the second party.Type: ApplicationFiled: November 15, 2019Publication date: May 28, 2020Inventor: Thomas Suwald
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Patent number: 10659213Abstract: In accordance with a first aspect of the present disclosure, a biometric sensing system is provided, comprising a sensor module; a processing unit communicatively coupled to the sensor module; wherein the sensor module and the processing unit are configured to communicate with each other in a half-duplex mode of communication. In accordance with a second aspect of the present disclosure, a method of communicating between a sensor module and a processing unit in a biometric sensing system is conceived, wherein the sensor module and the processing unit communicate with each other in a half-duplex mode of communication. In accordance with a third aspect of the present disclosure, a corresponding computer program is provided.Type: GrantFiled: July 13, 2018Date of Patent: May 19, 2020Assignee: NXP B.V.Inventor: Thomas Suwald
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Patent number: 10609012Abstract: 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.Type: GrantFiled: October 29, 2014Date of Patent: March 31, 2020Assignee: NXP B.V.Inventors: Thomas Suwald, Arne Burghardt
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Patent number: 10579850Abstract: According to a first aspect of the present disclosure, a fingerprint sensing system is provided, the system comprising: a plurality of sensors and a controller, wherein the controller is configured to selectively activate at least one of the plurality of sensors; wherein the controller is further configured to develop and measure at least one first capacitance, the first capacitance developing in response to a capacitance between a surface of an active sensor and a surface of a finger; and wherein the controller is further configured to develop at least one second capacitance, the second capacitance developing in response to a capacitance between a surface of an inactive sensor and the surface of the finger. According to a second aspect of the present disclosure, a corresponding fingerprint sensing method is conceived.Type: GrantFiled: November 21, 2017Date of Patent: March 3, 2020Assignee: NXP B.V.Inventor: Thomas Suwald