COMMUNICATION DEVICES AND CELLULAR WIDE AREA RADIO BASE STATION

• US 20140273954A1
• Filed: 03/14/2013
• Published: 09/18/2014
• Est. Priority Date: 03/14/2013
• Status: Active Grant

• Current Assignee: Intel Corporation
• Original Assignee: Intel Mobile Communications GmbH (Intel Corporation)
• Inventors: Bienas, Maik, Schmidt, Andreas, Hans, Martin, Luft, Achim
• Granted Patent: US 9,344,885 B2
• Time in Patent Office: Days
• US Class Current: 455/411
• CPC Class Codes: G06F 21/72 in cryptographic circuits
• CPC Class Codes: H04L 63/0876 based on the identity of the terminal or configuration, e.g. MAC address, hardware or software configuration or device fingerprint
• CPC Class Codes: H04W 12/06 Authentication
• CPC Class Codes: H04W 12/08 Access security
• CPC Class Codes: H04W 12/082 using revocation of authorisation
• CPC Class Codes: H04W 12/12 Detection or prevention of fraud
• CPC Class Codes: H04W 12/126 Anti-theft arrangements, e.g. protection against subscriber identity module [SIM] cloning
• CPC Class Codes: H04W 4/025 using location based information parameters

Abstract

A communication device may include: a circuit being identified by a unique identifier; a determiner configured to determine as to whether the communication device is unwantedly out of the authorized user'"'"'s control; a communication connection establisher configured to establish a Subscriber Identity Module less communication connection; and a transmitter configured to transmit a verification state request message including information indicating the unique identifier to another communication device.

Claims

1. A communication device, comprising:

a circuit being identified by a unique identifier;

a determiner configured to determine as to whether the communication device is unwantedly out of the authorized user'"'"'s control;

a communication connection establisher configured to establish a Subscriber Identity Module less communication connection; and

a transmitter configured to transmit a verification state request message including information indicating the unique identifier to another communication device.

2. The communication device of claim 1,

wherein the determiner is configured to determine whether the communication device is unwantedly out of the owner'"'"'s control by determining as to whether the communication device is one of lost and stolen.

3. The communication device of claim 1,

wherein the circuit comprises a processor.

4. The communication device of claim 3,

wherein the processor comprises a central processing unit.

5. The communication device of claim 1,

wherein the determiner is configured to determine whether the communication device is unwantedly out of the owner'"'"'s control using at least one of the following:

identification information identifying the authorized user of the communication device;

information about the location of the communication device;

information about the operation of the communication device; and

information about at least one of hardware and software of the communication device.

6. The communication device of claim 1, further comprising:

a cryptographic circuit configured to provide a cryptographic function;

wherein the cryptographic circuit is configured to apply the cryptographic function to the unique identifier to provide the information indicating the unique identifier.

7. The communication device of claim 1,

wherein the communication connection establisher is configured to establish the communication connection according to a cellular wide area radio communication technology.

8. The communication device of claim 1, further comprising:

a location determiner configured to determine the location of the communication device.

9. The communication device of claim 8,

wherein the location determiner comprises a satellite-based positioning circuit.

10. The communication device of claim 1, further comprising:

a receiver configured to receive an instruction to enter a predefined communication device state.

11. The communication device of claim 10, further comprising:

a circuit configured to cause the communication device to enter the predefined communication device state according to the received instruction.

12. A communication device, comprising:

a memory storing a plurality of respectively unique identifiers, each identifier uniquely identifying a circuit, wherein a security state is assigned to each stored unique identifier;

a receiver configured to receive a verification state request message from another communication device, the verification state request message including information indicating a unique identifier of a circuit of the other communication device;

a determiner configured to determine the stored security state assigned to the unique identifier indicated by the information included in the received verification state request message; and

a transmitter configured to transmit the determined security state to the other communication device.

13. The communication device of claim 12,

wherein the security state is configurable by a user.

14. The communication device of claim 12,

wherein the cryptographic circuit is configured to provide a digital signature to the determined security state.

15. The communication device of claim 12, further comprising:

a location requester configured to request the location of the other communication device.

16. A cellular wide area radio base station, comprising:

a receiver configured to receive from a communication device a request to establish a Subscriber Identity Module less communication connection, and an identifier uniquely identifying a circuit of the communication device;

a determiner configured to determine as to whether the requested Subscriber Identity Module less communication connection should be provided to the communication device based on the identifier; and

a circuit configured to provide the Subscriber Identity Module less communication connection for the communication device.

17. The cellular wide area radio base station of claim 16,

wherein the receiver is further configured to further receive an address of a server providing a security service to the communication device;

wherein the determiner is further configured to determine as to whether the requested Subscriber Identity Module less communication connection should be provided to the communication device based on the address of the server.

18. The cellular wide area radio base station of claim 16,

wherein the receiver is further configured to further receive a name of a service provider providing a security service to the communication device;

wherein the determiner is further configured to determine as to whether the requested Subscriber Identity Module less communication connection should be provided to the communication device based on the name of the service provider

19. A method for operating a communication device, the method comprising:

determining as to whether the communication device is unwantedly out of the authorized user'"'"'s control;

establishing a Subscriber Identity Module less communication connection; and

transmitting a verification state request message including information indicating a unique identifier identifying a circuit of the communication device to another communication device.