Measurement gaps for Synchronization Signal Block Measurement Time Configuration windows in Non-Terrestrial Networks
A method ( 1000 ) performed by a wireless device ( 110 ) includes obtaining ( 1002 ) location information associated with the wireless device and/or ephemeris data for a plurality of satellite cells. The wireless device receives ( 1004 ) a measurement configuration to measure reference signals from one or more satellite cells of the plurality of satellite cells. The wireless device dynamically adapts ( 1006 ) the measurement configuration based on the location of the wireless device and/or the ephemeris data for the one or more satellite cells. Based on the adapted measurement configuration, the wireless device measures ( 1008 ) a reference signal from the one or more satellite cells.
1 . A method performed by a wireless device, the method comprising:
obtaining location information associated with the wireless device and ephemeris data for one or more satellite cells;
receiving a measurement configuration to measure reference signals from the one or more satellite cells;
dynamically adapting the measurement configuration based on the location of the wireless device and the ephemeris data for the one or more satellite cells;
transmitting, to a network node, a report indicating the adapted measurement configuration; and
based on the adapted measurement configuration, measuring a reference signal from the one or more satellite cells.
2 . The method of claim 1 , wherein adapting the measurement configuration comprises adapting a measurement window and/or at least one measurement gap associated with the measurement window.
3 . The method of claim 2 , wherein adapting the measurement window comprises shifting a start time of the measurement window.
4 . The method of claim 2 , wherein adapting the measurement window comprises adjusting a length of the measurement window.
5 . The method of claim 1 , wherein the measurement configuration comprises a Synchronization Signal Block Measurement Timing Configuration, SMTC, and the reference signal comprises a Synchronization Signal Block, SSB.
6 . A method performed by a base station, the method comprising:
obtaining location information associated with a wireless device and ephemeris data for one or more satellite cells;
transmitting, to the wireless device, a measurement configuration for the wireless device to measure reference signals from one or more satellite cells;
receiving, from the wireless device, a report indicating the wireless device adapted the measurement configuration; and
dynamically adapting the measurement configuration based on the ephemeris data for the one or more satellite cells and the location information associated with the wireless device.
7 . The method of claim 6 , further comprising scheduling or not scheduling at least one uplink or downlink transmission for the wireless device based on the adapted measurement configuration.
8 . The method of claim 6 , wherein adapting the measurement configuration comprises adapting a measurement window and/or at least one measurement gap associated with the measurement window.
9 . The method of claim 8 , wherein adapting the measurement window comprises shifting a start time of the measurement window.
10 . The method of claim 8 , wherein adapting the measurement window comprises adjusting a length of the measurement window.
11 . A wireless device comprising processing circuitry and a memory, the processing circuitry operable to:
obtain location information associated with the wireless device and/or ephemeris data for one or more satellite cells;
receive a measurement configuration to measure reference signals from the one or more satellite cells;
dynamically adapt the measurement configuration based on the location of the wireless device and/or the ephemeris data for the one or more satellite cells;
transmit, to a network node, a report indicating the adapted measurement configuration; and
based on the adapted measurement configuration, measure a reference signal from the one or more satellite cells.
12 . The wireless device of claim 11 , wherein when adapting the measurement configuration the processing circuitry is operable to adapt a measurement window and/or at least one measurement gap associated with the measurement window.
13 . The wireless device of claim 12 , wherein when adapting the measurement window the processing circuitry is operable to shift a start time of the measurement window.
14 . The wireless device of claim 12 , wherein when adapting the measurement window the processing circuitry is operable to adjust a length of the measurement window.
15 . The wireless device of claim 11 , wherein the measurement configuration comprises a Synchronization Signal Block Measurement Timing Configuration, SMTC, and the reference signal comprises a Synchronization Signal Block, SSB.
16 . A base station comprising processing circuitry and a memory, the processing circuitry operable to:
obtain location information associated with a wireless device and/or ephemeris data for one or more satellite cells;
transmit, to the wireless device, a measurement configuration for the wireless device to measure reference signals from one or more satellite cells;
receive, from the wireless device, a report indicating the wireless device adapted the measurement configuration; and
dynamically adapt the measurement configuration based on the ephemeris data for the one or more satellite cells and the location information associated with the wireless device.
17 . The base station of claim 16 , the processing circuitry further operable to schedule or not schedule at least one uplink or downlink transmission for the wireless device based on the adapted measurement configuration.
18 . The base station of claim 16 , wherein when adapting the measurement configuration the processing circuitry is operable to adapt a measurement window and/or at least one measurement gap associated with the measurement window.
19 . The base station of claim 18 , wherein when adapting the measurement window the processing circuitry is operable to shift a start time of the measurement window.
20 . The base station of claim 18 , wherein when adapting the measurement window the to adjust a length of the measurement window.