Granted Patent B2

US 8,891,400 · App. 14/149,400 · Granted Nov 18, 2014

Abstract

Claims (83)

1. A method for use in measurement reporting, the method comprising:

causing a message to be transmitted to a mobile terminal indicating that the mobile terminal is to perform periodic measurements in relation to a secondary uplink frequency;

receiving, from the mobile terminal, a report regarding the periodic measurements performed by the mobile terminal in relation to the secondary uplink frequency, and

maintaining, based on the periodic measurements, a set of one or more cells associated with an uplink transmission at the secondary uplink frequency, including adding a cell to the set of one or more cells or removing a cell from the set of′ one or more cells based at least in part on the periodic measurements,

wherein the message identifies the secondary uplink frequency and includes control information specific to the secondary uplink frequency, independent of any other frequency to be measured.

2. The method according to claim 1 , wherein the control information includes at least one of:

a reporting amount that indicates a number of times that a periodic measurement is to be reported,

an interval at which results of the periodic measurements are to be reported, and

a reporting cell status.

3. The method according to claim 1 , wherein the message includes a flag indicating that the mobile terminal is to perform the periodic measurements in relation to the secondary uplink frequency.

4. The method according to claim 1 , wherein receiving the report regarding the periodic measurements comprises receiving at least one of:

an indication of a quality of a cell on a downlink frequency associated with the secondary uplink frequency,

an indication of a strength of signals on the downlink frequency associated with the secondary uplink frequency, and

a pathloss.

5. An apparatus for use in measurement reporting, the apparatus comprising at least one processor and at least one memory including computer program code, the at least one memory and the computer program code being configured to, with the at least one processor, cause the apparatus at least to:

cause a message to be transmitted to a mobile terminal indicating that the mobile terminal is to perform periodic measurements in relation to a secondary uplink frequency;

receive, from the mobile terminal, a report regarding the periodic measurements performed by the mobile terminal in relation to the secondary uplink frequency, and

maintain, based on the periodic measurements, a set of one or more cells associated with an uplink transmission at the secondary uplink frequency, including adding a cell to the set of′ one or more cells or removing a cell from the set of′ one or more cells based at least in part on the periodic measurements,

wherein the message identifies the secondary uplink frequency and includes control information specific to the secondary uplink frequency, independent of any other frequency to be measured.

6. The apparatus according to claim 5 , wherein the control information includes at least one of:

a reporting amount that indicates a number of times that a periodic measurement is to be reported,

an interval at which results of the periodic measurements are to be reported, and

a reporting cell status.

7. The apparatus according to claim 5 , wherein at least one of:

the message includes a flag indicating that the mobile terminal is to perform the periodic measurements in relation to the secondary uplink frequency; and

wherein the apparatus is embodied by a radio network controller.

8. The apparatus according to claim 5 , wherein the at least one processor is configured to cause the apparatus to receive the report regarding the periodic measurements by receiving at least one of:

an indication of a quality of a cell on a downlink frequency associated with the secondary uplink frequency,

an indication of a strength of signals on the secondary uplink frequency, and

a pathloss.

9. A computer program product comprising a non-transitory computer readable storage medium having computer readable Instructions stored thereon, the computer readable instructions being executable by a computerized device to cause the computerized device to perform a method for use in measurement reporting, the method comprising:

causing a message to be transmitted to a mobile terminal indicating that the mobile terminal is to perform periodic measurements in relation to a secondary uplink frequency;

receiving, from the mobile terminal, a report regarding the periodic measurements performed by the mobile terminal in relation to the secondary uplink frequency, and

maintaining, based on the periodic measurements, a set of one or more cells associated with an uplink transmission at the secondary uplink frequency, including adding a cell to the set of′ one or more cells or removing a cell from the set of′ one or more cells based at least in part on the periodic measurements,

wherein the message identifies the secondary uplink frequency and includes control information specific to the secondary uplink frequency, independent of any other: frequency to be measured.

10. A method for use in measurement reporting, the method comprising:

receiving a message indicating that periodic measurements are to be performed periodically in relation to a secondary uplink frequency;

in response to receipt of the message, performing the periodic measurements periodically in relation to the secondary uplink frequency;

causing a report regarding the periodic measurements to be provided from a mobile terminal to a network, and

maintaining, based on the periodic measurements, a set of one or more cells associated with an uplink transmission at the secondary uplink frequency, including adding a cell to the set of′ one or more cells or removing a cell from the set of′ one or more cells based at least in part on the periodic measurements,

wherein the received message identifies the secondary uplink frequency and includes control information specific to the secondary uplink frequency, independent of any other frequency to be measured, and

wherein performing the periodic measurements comprises performing the periodic measurements in relation to the secondary uplink frequency identified by the message.

11. The method according to claim 10 , wherein the control information includes at least one of:

a reporting amount that indicates a number of times that a periodic measurement is to be reported,

an interval at which results of the measurements are to be reported, and

a reporting cell status.

12. The method according to claim 10 , wherein causing the report regarding the periodic measurements to be provided comprises at least one of:

causing a periodic measurement to be reported a number of times indicated by the reporting amount included within the control information; and

causing the report regarding the periodic measurements to be provided in accordance with the interval included within the control information.

13. The method according to claim 10 , wherein performing the periodic measurements comprises determining at least one of:

a quality of a cell on a downlink frequency associated with the secondary uplink frequency,

an indication of a strength of signals on the secondary uplink frequency, and

a pathloss.

14. The method according to claim 10 , wherein the received message includes a flag indicating that periodic measurements are to be performed in relation to the secondary uplink frequency.

15. An apparatus for use in measurement reporting, the apparatus comprising at least one processor and at least one memory including computer program code, the at least one memory and the computer program code being configured to, with the at least one processor, cause the apparatus at least to:

receive a message indicating that periodic measurements are to be performed periodically in relation to a secondary uplink frequency;

in response to receipt of the message, perform the periodic measurements periodically in relation to the secondary uplink frequency;

cause a report regarding the periodic measurements to be provided from a mobile terminal to a network, and

maintain, based on the periodic measurements, a set of one or more cells associated with an uplink transmission at the secondary uplink frequency, including adding a cell to the set of′ one or more cells or removing a cell from the set of′ one or more cells based at least in part on the periodic measurements,

wherein the received message identifies the secondary uplink frequency and includes control information specific to the secondary uplink frequency, independent of any other frequency to be measured, and

wherein performing the periodic measurements comprises performing the periodic measurements in relation to the secondary uplink frequency identified by the message.

16. The apparatus according to claim 15 , wherein the control information includes at least one of:

a reporting amount that indicates a number of times that a periodic measurement is to be reported,

an interval at which results of the periodic measurements are to be reported, and

a reporting cell status.

17. The apparatus according to claim 15 , wherein the at least one processor is configured to cause the apparatus to at least one of:

cause an indication of the periodic measurements to be provided by causing a periodic measurement to be reported a number of times indicated by the reporting amount included within the control information;

cause an indication of the periodic measurements to be provided by causing the indication of the periodic measurements to be provided in accordance with the interval included within the control information; and

perform the periodic measurements by determining at least one of:

a quality of a cell on a downlink frequency associated with the secondary uplink frequency,

an indication of a strength of signals on the secondary uplink frequency, and

a pathloss.

18. The apparatus according to claim 15 , wherein at least one of:

the received message includes a flag indicating that periodic measurements are to be performed in relation to the secondary uplink frequency; and

the apparatus is embodied by a mobile telephone.

19. The apparatus according to claim 18 , further comprising user interface circuitry adapted to facilitate user control of at least some functions of the mobile telephone through use of a display or a touch screen.

20. A computer program product comprising a non-transitory computer readable storage medium having computer readable instructions stored thereon, the computer readable instructions being executable by a computerized device to cause the computerized device to perform a method for use in measurement reporting, the method comprising:

receiving a message indicating that periodic measurements are to be performed periodically In relation to a secondary uplink frequency;

in response to receipt of the message, performing the periodic measurements periodically in relation to the secondary uplink frequency;

causing a report regarding the periodic measurements to be provided from a mobile terminal to a network, and

maintaining, based on the periodic measurements, a set of one or more cells associated with an uplink transmission at the secondary uplink frequency, comprising adding a cell to the set of′ one or more cells or removing a cell from the set of′ one or more cells based at least in part on the periodic measurements,

wherein the received message identifies the secondary uplink frequency and includes control information specific to the secondary uplink frequency, independent of any other frequency to be measured, and

wherein performing the periodic measurements comprises performing the periodic measurements in relation to the secondary uplink frequency identified by the message.

Assignments (8)