WIRELESS DEVICE TRAJECTORY IN A RADIO ACCESS NETWORK
A method may include sending, by a first base station to a second base station, one or more messages. The messages may include one or more time indications. The messages may also include, for each time indication of the one or more time indications, a prediction of one or more candidate serving cells of a wireless device. The messages may further include, for each candidate serving cell of the one or more candidate serving cells, a prediction of a priority of the candidate serving cell to become a serving cell for the wireless device.
1 . A method comprising:
receiving, by a second base station from a first base station, one or more messages comprising:
multiple time indications;
for each time indication of the multiple time indications, a prediction of one or more candidate serving cells of a wireless device; and
for each candidate serving cell of the one or more candidate serving cells, a prediction of a priority of the candidate serving cell to become a serving cell for the wireless device; and
performing, by the second base station, a radio access network performance improvement decisions and/or actions using the one or more messages received from the first base station.
2 . The method of claim 1 , wherein the performing the radio access network performance improvement action comprises a regular handover and/or a conditional handover and/or a dual connectivity and/or a multiple connectivity and/or a traffic steering and/or a coverage area re-configuration.
3 . The method of claim 1 , wherein the one or more messages further comprise:
for each candidate serving cell of the one or more candidate serving cells, a prediction of one or more candidate serving beams of the wireless device;
for each candidate serving beam of the one or more candidate serving beams, a prediction of a priority of the candidate serving beam to become a serving beam for the wireless device.
4 . The method of claim 3 , wherein the candidate serving beam for the wireless device during a time indication of the multiple time indications comprises:
a beam for which a beam reference signal level is above a threshold for the wireless device during the time indication; or
a beam for which a beam reference signal quality is above a threshold for the wireless device during the time indication.
5 . The method of claim 4 , wherein the threshold comprises:
a minimum beam reference signal level for the beam to provide services to the wireless device; or
a minimum beam reference signal quality for the beam to provide services to the wireless device.
6 . The method of claim 3 , wherein the prediction of the priority of the candidate serving beam to become a serving beam for the wireless device comprises:
a prediction of a candidate serving beam reference signal level during a time indication of the multiple time indications; or
a prediction of a difference between the candidate serving beam reference signal level and a threshold beam reference signal level during a time indication of the multiple time indications; or
a prediction of a ratio of the candidate serving beam reference signal level and a threshold beam reference signal level during a time indication of the multiple time indications; or
a prediction of a candidate serving beam reference signal quality during a time indication of the multiple time indications; or
a prediction of a difference between the candidate serving beam reference signal quality and a threshold beam reference signal quality during a time indication of the multiple time indications; or
a prediction of a ratio of the candidate serving beam reference signal quality and a threshold beam reference signal quality during a time indication of the multiple time indications.
7 . The method of claim 3 , wherein the prediction of the priority of the candidate serving beam to become a serving beam for the wireless device further comprises:
an accuracy of the prediction of the priority; or
a confidence interval of the prediction of the priority.
8 . The method of claim 1 , wherein a time indication of the multiple time indications comprises:
a point in time; or
a start time and an end time; or
a time duration; or
a start time and a time duration; or
a time duration and an end time.
9 . The method of claim 1 , wherein the candidate serving cell for the wireless device during a time indication of the multiple time indications comprises:
a cell for which a cell reference signal level is above a threshold for the wireless device during the time indication; or
a cell for which a cell reference signal quality is above a threshold for the wireless device during the time indication.
10 . The method of claim 9 , wherein the threshold comprises:
a minimum cell reference signal level for the cell to provide services to the wireless device; or
a minimum cell reference signal quality for the cell to provide services to the wireless device.
11 . The method of claim 1 , wherein the prediction of the priority of the candidate serving cell to become a serving cell for the wireless device comprises:
a prediction of a candidate serving cell reference signal level during a time indication of the multiple time indications; or
a prediction of a difference between the candidate serving cell reference signal level and a threshold cell reference signal level during a time indication of the multiple time indications; or
a prediction of a ratio of the candidate serving cell reference signal level and a threshold cell reference signal level during a time indication of the multiple time indications; or
a prediction of a candidate serving cell reference signal quality during a time indication of the multiple time indications; or
a prediction of a difference between the candidate serving cell reference signal quality and a threshold cell reference signal quality during a time indication of the multiple time indications; or
a prediction of a ratio of the candidate serving cell reference signal quality and a threshold cell reference signal quality during a time indication of the multiple time indications.
12 . The method of claim 1 , wherein the prediction of the priority of the candidate serving cell to become a serving cell for the wireless device further comprises:
an accuracy of the prediction of the priority; or
a confidence interval of the prediction of the priority.
13 . The method of claim 1 , wherein the first base station sends to the second base station, second one or more messages when the first base station has an AI/ML function enabled or activated.
14 . A non-transitory computer-readable storage medium, the computer-readable storage medium including instructions that, when executed by one or more processors, cause the one or more processors to:
receive, by a second base station from a first base station, one or more messages comprising:
multiple time indications;
for each time indication of the multiple time indications, a prediction of one or more candidate serving cells of a wireless device; and
for each candidate serving cell of the one or more candidate serving cells, a prediction of a priority of the candidate serving cell to become a serving cell for the wireless device; and
perform, by the second base station, a radio access network performance improvement decisions and/or actions using the one or more messages received from the first base station.
15 . The non-transitory computer-readable storage medium of claim 14 , wherein the performing the radio access network performance improvement action comprises a regular handover and/or a conditional handover and/or a dual connectivity and/or a multiple connectivity and/or a traffic steering and/or a coverage area re-configuration.
16 . The non-transitory computer-readable storage medium of claim 14 , wherein the one or more
messages further comprise:
for each candidate serving cell of the one or more candidate serving cells, a prediction of one or more candidate serving beams of the wireless device;
for each candidate serving beam of the one or more candidate serving beams, a prediction of a priority of the candidate serving beam to become a serving beam for the wireless device.
17 . The non-transitory computer-readable storage medium of claim 16 , wherein the candidate serving beam for the wireless device during a time indication of the multiple time indications comprises:
a beam for which a beam reference signal level is above a threshold for the wireless device during the time indication; or
a beam for which a beam reference signal quality is above a threshold for the wireless device during the time indication.
18 . A computing apparatus comprising one or more processors and a memory storing instructions that, when executed by the one or more processors, configure the apparatus to:
receive, by a second base station from a first base station, one or more messages comprising:
multiple time indications;
for each time indication of the multiple time indications, a prediction of one or more candidate serve cells of a wireless device; and
for each candidate serve cell of the one or more candidate serving cells, a prediction of a priority of the candidate serving cell to become a serving cell for the wireless device; and
perform, by the second base station, a radio access network performance improvement decisions and/or actions using the one or more messages received from the first base station.
19 . The computing apparatus of claim 18 , wherein the performing the radio access network performance improvement action comprises a regular handover and/or a conditional handover and/or a dual connectivity and/or a multiple connectivity and/or a traffic steering and/or a coverage area re-configuration.
20 . The computing apparatus of claim 18 , wherein the one or more messages further comprise:
for each candidate serving cell of the one or more candidate serving cells, a prediction of one or more candidate serving beams of the wireless device;
for each candidate serving beam of the one or more candidate serving beams, a prediction of a priority of the candidate serving beam to become a serving beam for the wireless device.