Systems and methods for signaling in an increased carrier monitoring wireless communication environment

1. One or more non-transitory computer-readable media (NTCRM) comprising instructions, wherein execution of the instructions by one or more processors of a user equipment (UE) is to cause the UE to:

determine a measurement performance group to which one or more carriers belong when an increased UE carrier monitoring Universal Mobile Telecommunications System (UMTS) Terrestrial Radio Access (UTRA) capability is supported or when an increased UE carrier monitoring Evolved UMTS Terrestrial Radio Access (E-UTRA) capability is supported, wherein the measurement performance group is a normal performance group or a reduced performance group, wherein carriers belonging to the normal performance group have a better delay performance compared to a delay performance of carriers belonging to the reduced performance group; and at least one of:

consider each of the one or more carriers as belonging to the normal performance group when no reduced performance group carrier is configured; or

when no measurement scaling factor is configured, monitor at least a number of the one or more carriers according to a legacy carrier monitoring capability and is not required to monitor an increased number of carriers according to the increased UE carrier monitoring UTRA capability or the increased UE carrier monitoring E-UTRA capability.

2. The one or more NTCRM of claim 1 , wherein execution of the instructions is to cause the UE to:

consider at least one of the one or more carriers as belonging to the reduced performance group when at least one reduced performance group carrier is configured.

3. The one or more NTCRM of claim 2 , wherein execution of the instructions is to cause the UE to:

determine that no reduced performance group carrier is configured when a reduced measurement performance (reducedMeasPerformance) field is not included in a radio resource control (RRC) message; and

determine that at least one reduced performance group carrier is configured when the reducedMeasPerformance field is included in the RRC message and has a value of ‘true’.

4. The one or more NTCRM of claim 3 , wherein the reducedMeasPerformance field is included in a measurement configuration (MeasConfig) information element (IE) of the RRC message.

5. The one or more NTCRM of claim 3 , wherein the reducedMeasPerformance field is included in a system information block (SIB) of the RRC message.

6. The one or more NTCRM of claim 5 , wherein execution of the instructions is to cause the UE to:

identify the SIB included in the obtained RRC message, wherein the SIB is to include information about E-UTRA frequencies or UTRA frequencies and inter-frequency neighboring cells relevant for cell re-selection; and

for each listed E-UTRA or UTRA frequency carrier or each listed inter-frequency carrier:

determine that a carrier frequency of the inter-frequency carrier or the E-UTRA or UTRA frequency is configured for reduced measurement performance when a value of ‘true’ is included in a reducedMeasPerformance field of the inter-frequency carrier or the E-UTRA or UTRA frequency, and

determine that the carrier frequency of the inter-frequency carrier or the E-UTRA or UTRA frequency is configured for normal measurement performance when the reducedMeasPerformance field is not included in the SIB.

7. The one or more NTCRM of claim 1 , wherein execution of the instructions is to cause the UE to:

determine whether the measurement scaling factor is included in a measurement scaling factor (measScaleFactor) IE, wherein the measScaleFactor IE is included in a MeasConfig IE of an obtained RRC message.

8. The one or more NTCRM of claim 7 , wherein the measScaleFactor IE comprises a setting of 8 or 16.

9. The one or more NTCRM of claim 7 , wherein execution of the instructions is to cause the UE to:

identify a list of measurement objects indicated by the MeasConfig IE; and

monitor carriers indicated by each of the listed measurement objects.

10. The one or more NTCRM of claim 9 , wherein execution of the instructions is to cause the UE to:

for each listed measurement object:

determine that a carrier indicated by the measurement object is configured for reduced measurement performance when a value of ‘true’ is included in a reducedMeasPerformance field of the measurement object; and

determine that the carrier indicated by the measurement object is configured for normal measurement performance when the measurement object does not include the reducedMeasPerformance field.

11. A system on chip (SoC) to be implemented in a user equipment (UE), the SoC comprising:

baseband circuitry with on-board memory circuitry, the baseband circuitry to:

determine a measurement performance group to which one or more carriers belong when an increased UE carrier monitoring Universal Mobile Telecommunications System (UMTS) Terrestrial Radio Access (UTRA) capability is supported or when an increased UE carrier monitoring Evolved UMTS Terrestrial Radio Access (E-UTRA) capability is supported, wherein the measurement performance group is a normal performance group or a reduced performance group, wherein carriers belonging to the normal performance group have a better delay performance compared to a delay performance of carriers belonging to the reduced performance group;

consider each of the one or more carriers as belonging to the normal performance group when no reduced performance group carrier is configured; and

when no measurement scaling factor is configured, monitor at least a number of the one or more carriers according to a legacy carrier monitoring capability and is not required to monitor an increased number of carriers according to the increased UE carrier monitoring UTRA capability or the increased UE carrier monitoring E-UTRA capability.

12. The SoC of claim 11 , wherein the baseband circuitry is to:

consider at least one of the one or more carriers as belonging to the reduced performance group when at least one reduced performance group carrier is configured.

13. The SoC of claim 11 , wherein the baseband circuitry is to:

determine that no reduced performance group carrier is configured when a reduced measurement performance (reducedMeasPerformance) field is not included in a radio resource control (RRC) message; and

determine that at least one reduced performance group carrier is configured when the reducedMeasPerformance field is included in the RRC message and has a value of ‘true’.

14. The SoC of claim 11 , wherein the reducedMeasPerformance field is included in a measurement configuration (MeasConfig) information element (IE) of the RRC message.

15. The SoC of claim 14 , wherein the reducedMeasPerformance field is included in a system information block (SIB) of the RRC message.

16. The SoC of claim 15 , wherein the baseband circuitry is to:

identify the SIB included in the obtained RRC message, wherein the SIB is to include information about E-UTRA frequencies or UTRA frequencies and inter-frequency neighboring cells relevant for cell re-selection; and

for each listed E-UTRA or UTRA frequency carrier or each listed inter-frequency carrier:

determine that a carrier frequency of the inter-frequency carrier or the E-UTRA or UTRA frequency is configured for reduced measurement performance when a value of ‘true’ is included in a reducedMeasPerformance field of the inter-frequency carrier or the E-UTRA or UTRA frequency, and

determine that the carrier frequency of the inter-frequency carrier or the E-UTRA or UTRA frequency is configured for normal measurement performance when the reducedMeasPerformance field is not included in the SIB.

17. The SoC of claim 11 , wherein the baseband circuitry is to:

determine whether the measurement scaling factor is included in a measurement scaling factor (measScaleFactor) IE, wherein the measScaleFactor IE is included in a MeasConfig IE of an obtained RRC message.

18. The SoC of claim 17 , wherein the measScaleFactor IE comprises a setting of 8 or 16.

19. The SoC of claim 18 , wherein the baseband circuitry is to:

identify a list of measurement objects indicated by the MeasConfig 1 E; and

monitor carriers indicated by each of the listed measurement objects.

20. The SoC of claim 19 , wherein the baseband circuitry is to:

for each listed measurement object:

determine that a carrier indicated by the measurement object is configured for reduced measurement performance when a value of ‘true’ is included in a reducedMeasPerformance field of the measurement object; and

determine that the carrier indicated by the measurement object is configured for normal measurement performance when the measurement object does not include the reducedMeasPerformance field.

21. An apparatus to be employed as an evolved NodeB (eNB), the apparatus comprising:

processor circuitry to:

determine a measurement performance group to which one or more carriers belong when a user equipment (UE) indicates support for an increased UE carrier monitoring Universal Mobile Telecommunications System (UMTS) Terrestrial Radio Access (UTRA) capability is supported or support for an increased UE carrier monitoring Evolved UMTS Terrestrial Radio Access (E-UTRA) capability, wherein the measurement performance group is a normal performance group or a reduced performance group, wherein carriers belonging to the normal performance group have a better delay performance compared to a delay performance of carriers belonging to the reduced performance group,

generate a configuration message to not indicate a reduced performance group carrier when the one or more carriers belong to the normal performance group, and

generate the configuration message to not include a measurement scaling factor when the UE is determined to monitor at least a number of the one or more carriers according to a legacy carrier monitoring capability and is not required to monitor an increased number of carriers according to the increased UE carrier monitoring UTRA capability or the increased UE carrier monitoring E-UTRA capability; and

communication circuitry coupled with the processor circuitry, the communication circuitry to control transmission of the generated message to the UE.

22. The apparatus of claim 21 , wherein the configuration message is a radio resource control (RRC) message, and the processor circuitry is to:

generate the RRC message to not include a reduced measurement performance (reducedMeasPerformance) field when no reduced performance group carrier is to be configured for the UE; and

generate the RRC message to include a reducedMeasPerformance field with a value of ‘true’ when at least one reduced performance group carrier is to be configured for the UE.

23. The apparatus of claim 22 , wherein the reducedMeasPerformance field is included in a measurement configuration (MeasConfig) information element (IE) of the RRC message.

24. The apparatus of claim 22 , wherein the reducedMeasPerformance field is included in a system information block (SIB) of the RRC message.

25. The apparatus of claim 21 , wherein the processor circuitry is to:

generate the RRC message to not include a measurement scaling factor (measScaleFactor) IE when the UE is determined to monitor at least a number of the one or more carriers according to a legacy carrier monitoring capability; and

generate the RRC message to include the measurement scaling factor in a measurement scaling factor (measScaleFactor) IE in a MeasConfig IE of the RRC message when the UE is determined to be required to monitor an increased number of carriers according to the increased UE carrier monitoring UTRA capability or the increased UE carrier monitoring E-UTRA capability.