Granted Patent B2

US 8,805,303 · App. 13/069,912 · Granted Aug 12, 2014

Abstract

Claims (47)

1. A method for use in user equipment (UE) device comprising first and second radio components on a single platform, comprising:

measuring, by the UE, at the first radio component in-device coexistence interference from the second radio component;

sending a coexistence interference indication message as a Radio Resource Control (RRC) message, the coexistence interference indication message comprising one or more proposed control parameters for establishing a coexistence mode for the first and second radio components by specifying a preferred frequency notification for the first radio component, wherein the preferred frequency notification comprises at least one of a fixed frequency boundary which defines usable frequencies for the first radio component that will not interfere with the second radio component, a variable frequency boundary which defines usable frequencies for the first radio component that substantially reduces interfere with the second radio component, a frequency boundary which defines unusable frequencies for the first radio component that will interfere with the second radio component, or a transmission scheme used by the second radio component to implicitly specify a frequency band used by the second radio component; and

receiving a response message comprising one or more control parameters for establishing a new frequency for the first radio component.

2. The method of claim 1 , further comprising:

enabling the first radio component with the one or more control parameters to use the new frequency without interference to/from the second radio component.

3. The method of claim 1 , where the first radio component comprises an LTE component, and where the second radio component comprises a Global Navigation Satellite System (GNSS) component or a component operating in an Industrial, Science and Medical (ISM) frequency band.

4. The method of claim 1 , further comprising receiving at the first radio component an internal message that the second radio component is or will be enabled.

5. The method of claim 1 , further comprising receiving at the first radio component an internal message identifying a transmission frequency band being used by the second radio component.

6. The method of claim 1 , wherein the preferred frequency notification comprises a fixed frequency boundary which defines usable frequencies for the first radio component that will not interfere with the second radio component.

7. The method of claim 6 , where the RRC message comprises a UECapabilityInformation message, a UEInformationResponse message, an RRCConnectionRequest message, an RRCConnectionReconfigurationComplete message, an RRCConnectionReestablishmentRequest message, a MeasurementReport message or a new RRC message to specify the preferred frequency notification for the first radio component.

8. The method of claim 1 , wherein

the preferred frequency notification comprises a variable frequency boundary which defines usable frequencies for the first radio component that will not interfere with the second radio component.

9. The method of claim 1 , wherein

the preferred frequency notification comprises a frequency boundary which defines unusable frequencies for the first radio component that will interfere with the second radio component.

10. The method of claim 1 , wherein

the preferred frequency notification identifies a transmission scheme used by the second radio component to implicitly specify a frequency band used by the second radio component.

11. The method of claim 10 , where the preferred frequency notification comprises a multi-bit field element to separately identify which transmission scheme from a plurality of transmission schemes is being used by the second radio component.

12. The method of claim 11 , where the preferred frequency notification comprises a one bit field element to separately identify an Industrial, Science and Medical (ISM) transmission scheme and a Global Navigation Satellite System (GNSS) transmission scheme used by the second radio component.

13. The method of claim 1 , wherein the preferred frequency notification identifies a transmission scheme used by the second radio component to implicitly specify a frequency band used by the second radio component using a system parameter which defines an interferable frequency band associated with each transmission scheme.

14. The method of claim 1 , where the new frequency is consistent with the preferred frequency notification specified in the coexistence interference indication message.

15. A method for use in radio access network (eNB) to avoid interference between first and second radio components located on a single platform at a user equipment (UE), comprising:

receiving a coexistence interference indication message as a Radio Resource Control (RRC) message, the coexistence interference indication message comprising one or more proposed control parameters for establishing a coexistence mode for the first and second radio components by specifying a preferred frequency notification for the first radio component, where the preferred frequency notification comprises at least one of a fixed frequency boundary which defines usable frequencies for the first radio component that will not interfere with the second radio component, a variable frequency boundary which defines usable frequencies for the first radio component that substantially reduces interfere with the second radio component, a frequency boundary which defines unusable frequencies for the first radio component that will interfere with the second radio component, or a transmission scheme used by the second radio component to implicitly specify a frequency band used by the second radio component; and

sending, by the eNB, a response message comprising one or more control parameters for establishing a new frequency for the first radio component so that the first radio component at the UE can be enabled to use the new frequency without interference to/from the second radio component.

16. The method of claim 15 , where the indication message comprises a UECapabilityInformation message, a UEInformationResponse message, an RRCConnectionRequest message, an RRCConnectionReconfigurationComplete message, an RRCConnectionReestablishmentRequest message, a MeasurementReport message or a new RRC message to specify the preferred frequency notification for the first radio component.

17. The method of claim 15 , where receiving the coexistence interference indication message comprises receiving the preferred frequency notification which identifies a transmission scheme used by the second radio component to implicitly specify a frequency band used by the second radio component.

18. The method of claim 17 , further comprising:

applying a predefined system parameter to identify an interferable frequency band associated with the identified transmission scheme used by the second radio component; and

selecting the new frequency for the first radio component to be outside of the interferable frequency band.

19. The method of claim 15 , further comprising processing the preferred frequency notification to select the new frequency for the first radio component which will not interfere with the second radio component.

20. A computer program product comprising a non-transitory computer readable storage medium having computer readable program code embodied therein, the computer readable program code adapted to be executed to implement a method for operating user equipment (UE) in a coexistence mode, comprising:

instructions for measuring at a first radio component in-device coexistence interference from a second radio component;

instructions for sending a coexistence interference indication message as a Radio Resource Control (RRC) message, the coexistence interference indication message comprising one or more proposed control parameters for establishing a coexistence mode for the first and second radio components by specifying a preferred frequency notification for the first radio component, wherein the preferred frequency notification comprises at least one of a fixed frequency boundary which defines usable frequencies for the first radio component that will not interfere with the second radio component, a variable frequency boundary which defines usable frequencies for the first radio component that substantially reduces interfere with the second radio component, a frequency boundary which defines unusable frequencies for the first radio component that will interfere with the second radio component, or a transmission scheme used by the second radio component to implicitly specify a frequency band used by the second radio component;

instructions for receiving a response message comprising one or more control parameters for establishing a new frequency for the first radio component; and

instructions for enabling the first radio component with the one or more control parameters to use the new frequency without interference to/from the second radio component.

21. A user equipment device comprising first and second radio components on a single platform, comprising:

a first radio component and a second radio component on a shared platform; and

processor control circuitry configured to provide a preferred frequency notification for the first radio component to avoid in-device coexistence interference from the second radio component by:

measuring at the first radio component in-device coexistence interference from the second radio component;

sending a coexistence interference indication message as a Radio Resource Control (RRC) message, the coexistence interference indication message comprising one or more proposed control parameters for establishing a coexistence mode for the first and second radio components by specifying a preferred frequency notification for the first radio component wherein the preferred frequency notification comprises at least one of a fixed frequency boundary which defines usable frequencies for the first radio component that will not interfere with the second radio component, a variable frequency boundary which defines usable frequencies for the first radio component that substantially reduces interfere with the second radio component, a frequency boundary which defines unusable frequencies for the first radio component that will interfere with the second radio component, or a transmission scheme used by the second radio component to implicitly specify a frequency band used by the second radio component; and

receiving a response message comprising one or more control parameters for establishing a new frequency for the first radio component.

22. The user equipment device of claim 21 , where the first radio component comprises an LTE component, and where the second radio component comprises a Global Navigation Satellite System (GNSS) component or a component operating in an Industrial, Science and Medical (ISM) frequency band.

23. The user equipment device of claim 21 , where the processor control circuitry is further configured to receive an internal message that the second radio component is or will be enabled.

24. The user equipment device of claim 21 , wherein the preferred frequency notification comprises a frequency boundary which defines usable frequencies for the first radio component that will not interfere with the second radio component.

25. The user equipment device of claim 24 , where the processor control circuitry is configured send the RRC message by sending a UECapabilityInformation message, a UEInformationResponse message, an RRCConnectionRequest message, an RRCConnectionReconfigurationComplete message, an RRCConnectionReestablishmentRequest message, a MeasurementReport message or a new RRC message to specify the preferred frequency notification for the first radio component.

26. The user equipment device of claim 21 , wherein the preferred frequency notification comprises a frequency boundary which defines unusable frequencies for the first radio component that will interfere with the second radio component.

27. The user equipment device of claim 21 , wherein the preferred frequency notification identifies a transmission scheme used by the second radio component to implicitly specify a frequency band used by the second radio component.

Assignments (10)