Cell Change Order and Cell Reselection by a Wireless Device

1. A method of wireless communication in a multiple subscriber identity module (SIM) user equipment (UE) comprising: receiving a list of neighboring base stations from a serving base station of a first SIM; identifying a serving base station of a second SIM; and determining a final target base station for a cell reselection procedure and/or cell change order procedure from among the neighboring base stations and the serving base station of the second SIM, in which the determining includes comparing a first signal metric of a candidate target base station to a second signal metric of the serving base station of the second SIM, and selecting the candidate target base station as the final target base station in response to the first signal metric being greater than the second signal metric, or selecting the serving base station of the second SIM as the final target base station in response to the first signal metric being less than the second signal metric.

2. The method of claim 1 , further comprising adding the serving base station of the second SIM to the list of neighboring base stations of the first SIM.

3. The method of claim 1 , further comprising: receiving an indication of the candidate target base station from the serving base station of the first SIM in a cell change order, the candidate target base station being different from the serving base station of the second SIM.

4. The method of claim 1 , further comprising: selecting the candidate target base station from the list of neighboring base stations by the UE in a cell reselection process, the candidate target base station being different from the serving base station of the second SIM.

5. The method of claim 1 , in which the neighboring base stations and the serving base station of the second SIM are in a first radio access technology (RAT) and the serving base station of the first SIM is in a second RAT.

6. The method of claim 5 , in which the first RAT is the same as the second RAT.

7. An apparatus for wireless communication, comprising: means for receiving a list of neighboring base stations from a serving base station of a first SIM; means for identifying a serving base station of a second SIM; and means for determining a final target base station for a cell reselection procedure and/or cell change order procedure from among the neighboring base stations and the serving base station of the second SIM, in which the means for determining includes means for comparing a first signal metric of a candidate target base station to a second signal metric of the serving base station of the second SIM, and selecting the candidate target base station as the final target base station in response to the first signal metric being greater than the second signal metric, or selecting the serving base station of the second SIM as the final target base station in response to the first signal metric being less than the second signal metric.

8. The apparatus of claim 7 , further comprising means for adding the serving base station of the second SIM to the list of neighboring base stations of the first SIM.

9. The apparatus of claim 7 , further comprising: means for receiving an indication of the candidate target base station from the serving base station of the first SIM in a cell change order, the candidate target base station being different from the serving base station of the second SIM.

10. The apparatus of claim 7 , further comprising: means for selecting the candidate target base station from the list of neighboring base stations by a UE in a cell reselection process, the candidate target base station being different from the serving base station of the second SIM.

11. The apparatus of claim 7 , in which the neighboring base stations and the serving base station of the second SIM are in a first radio access technology (RAT) and the serving base station of the first SIM is in a second RAT.

12. The apparatus of claim 11 , in which the first RAT is the same as the second RAT.

13. An apparatus for wireless communication, comprising: a memory; and at least one processor coupled to the memory, the at least one processor being configured: to receive a list of neighboring base stations from a serving base station of a first SIM; to identify a serving base station of a second SIM; and to determine a final target base station for a cell reselection procedure and/or cell change order procedure from among the neighboring base stations and the serving base station of the second SIM, by comparing a first signal metric of a candidate target base station to a second signal metric of the serving base station of the second SIM, and selecting the candidate target base station as the final target base station in response to the first signal metric being greater than the second signal metric, or selecting the serving base station of the second SIM as the final target base station in response to the first signal metric being less than the second signal metric.

14. The apparatus of claim 13 , in which the at least one processor is further configured to add the serving base station of the second SIM to the list of neighboring base stations of the first SIM.

15. The apparatus of claim 13 , in which the at least one processor is further configured: to receive an indication of the candidate target base station from the serving base station of the first SIM in a cell change order, the candidate target base station being different from the serving base station of the second SIM.

16. The apparatus of claim 13 , in which the at least one processor is further configured: to select the candidate target base station from the list of neighboring base stations by a UE in a cell reselection process, the candidate target base station being different from the serving base station of the second SIM.

17. The apparatus of claim 13 , in which the neighboring base stations and the serving base station of the second SIM are in a first radio access technology (RAT) and the serving base station of the first SIM is in a second RAT.

18. The apparatus of claim 17 , in which the first RAT is the same as the second RAT.

19. A computer program product for wireless communication in a wireless network, comprising: a non-transitory computer-readable medium having non-transitory program code recorded thereon, the program code comprising: program code to receive a list of neighboring base stations from a serving base station of a first SIM; program code to identify a serving base station of a second SIM; and program code to determine a final target base station for a cell reselection procedure and/or cell change order procedure from among the neighboring base stations and the serving base station of the second SIM, by comparing a first signal metric of a candidate target base station to a second signal metric of the serving base station of the second SIM, to select the candidate target base station as the final target base station in response to the first signal metric being greater than the second signal metric, or to select the serving base station of the second SIM as the final target base station in response to the first signal metric being less than the second signal metric.

20. The computer program product of claim 19 , in which the program code further comprises program code to add the serving base station of the second SIM to the list of neighboring base stations of the first SIM.

21. The computer program product of claim 19 , in which the program code further comprises: program code to receive an indication of the candidate target base station from the serving base station of the first SIM in a cell change order, the candidate target base station being different from the serving base station of the second SIM.

22. The computer program product of claim 19 , in which the program code further comprises: program code to select the candidate target base station from the list of neighboring base stations by a UE in a cell reselection process, the candidate target base station being different from the serving base station of the second SIM.

23. The computer program product of claim 19 , in which the neighboring base stations and the serving base station of the second SIM are in a first radio access technology (RAT) and the serving base station of the first SIM is in a second RAT.

24. The computer program product of claim 23 , in which the first RAT is the same as the second RAT.