DEVICE FOR ACTUATING AN ACTUATOR

• US 20100014207A1
• Filed: 03/05/2008
• Published: 01/21/2010
• Est. Priority Date: 03/06/2007
• Status: Active Grant

• Current Assignee: Giesecke + Devrient Mobile Security GmBH (Giesecke & Devrient GmbH)
• Original Assignee: Giesecke & Devrient GmbH
• Inventors: Knies, Emil, Finkenzeller, Klaus
• Granted Patent: US 8,358,232 B2
• Time in Patent Office: Days
• US Class Current: 361/143
• CPC Class Codes: G07C 2009/00777 by induction
• CPC Class Codes: G07C 9/00182 operated with unidirectional data transmission between data carrier and locks
• CPC Class Codes: G08C 17/02 using a radio link
• CPC Class Codes: H04B 5/24 Inductive coupling
• CPC Class Codes: H04B 5/48 Transceivers
• CPC Class Codes: H04B 5/79 for data transfer in combination with power transfer

Abstract

The invention relates to an apparatus (1) for actuating an actuator (2). The inventive apparatus (1) has an energy storage (7) for supplying the actuator (2), an integrated circuit (6) for controlling the energy supply from the energy storage (7) to the actuator (2) and an antenna device (5). The inventive apparatus (1) is special in that to the antenna device (5) an interface module (4) that is configured as a separate unit relative to the integrated circuit (6) is connected for the contactless transmission of energy for the energy storage (7) and of data for a communication with the integrated circuit (6).

Claims

1-18. -18. (canceled)

19. An apparatus for actuating an actuator, comprising an energy storage supplying energy to the actuator, an integrated circuit controlling the energy supply from the energy storage to the actuator and an antenna device, and an interface component configured as a separate unit relative to the integrated circuit connected to the antenna device, wherein the interface component is arranged to transmit energy contactlessly to the energy storage and to transmit data for a communication with the integrated circuit.

20. The apparatus according to claim 19, including a switching device connecting the energy storage to the actuator.

21. The apparatus according to claim 20, wherein the switching device is arranged so that a connection is enabled between the energy storage and the actuator by means of the switching device, without interrupting the energy supply from the antenna device to the energy storage.

22. The apparatus according to claim 19, wherein the energy storage exclusively supplies the actuator and does not supply the integrated circuit.

23. The apparatus according to claim 19, wherein the interface component is configured for simultaneous transmission of energy and data.

24. The apparatus according to claim 19, wherein the interface component has a regulating circuit arranged to regulate voltage generated by the antenna device to a constant value.

25. The apparatus according to claim 24, wherein regulated antenna generated voltage is supplied to the integrated circuit as operating voltage (VCC).

26. The apparatus according to claim 24, wherein a charging current for charging the energy storage is output from the regulating circuit.

27. The apparatus according to claim 19, wherein the interface component comprises a modulation device.

28. The apparatus according to claim 27, wherein the modulating device is activatable directly by the integrated circuit.

29. The apparatus according to claim 19, wherein the interface component includes a signal forming device coupled with the antenna device for transforming a signal received by the antenna device into a digital signal.

30. The apparatus according to claim 19, wherein the integrated circuit is arranged to enable cryptographic operations to be carried out.

31. The apparatus according to claim 19, wherein the integrated circuit is configured as a chip for chip cards.

32. The apparatus according to claim 19, wherein the energy storage is configured as a capacitor.

33. The apparatus according to claim 19, wherein the actuator constitutes a part of a locking device.

35. A system for actuating an actuator, comprising an external device and a control device, wherein the actuator is arranged to be actuated by the control device in dependence on a signal of the external device that is transmitted in a contactless fashion, wherein the control device is configured according to claim 19.

34. An interface component for an apparatus for actuating an actuator, comprising an energy storage for supplying the actuator, an integrated circuit for controlling the energy supply from the energy storage to the actuator and an antenna device, and interface component configured as a separate unit relative to the integrated circuit, wherein the interface component is configured to enable transmittal of energy for the energy storage and data for a communication with the integrated circuit in a contactless manner.

36. A method for actuating an actuator using a control device, wherein a signal is transmitted to the control device in a contactless fashion and, depending on the signal, the actuator is connected to an energy storage of the control device, comprising:

transmitting the signal in a contactless fashion to an interface component of the control device, and supplying energy via said interface component in a contactless manner to the control device to thereby charge the energy storage.