Dynamic multi-carrier uplink operations
A wireless device comprises one or more processors and memory storing instructions. When executed by the one or more processors, the instructions cause the wireless device to receive one or more radio resource control, RRC, messages indicating: a plurality of band pairs for uplink switching; and whether each band pair, of the plurality of band pairs, is configured with uplink switching based on dual uplink or configured with uplink switching based on switched uplink. The instructions cause the wireless device to transmit, based on a first band pair, of the plurality of band pairs, being configured with dual uplink: a first uplink transmission via a first band of the first band pair; and a second uplink transmission via a second band of the first band pair.
1 . A wireless device comprising:
one or more processors; and
memory storing instructions that, when executed by the one or more processors, cause the wireless device to:
receive a radio resource control (RRC) reconfiguration or setup message comprising configuration parameters, of at least one cell comprising a plurality of uplink carriers, indicating:
uplink switching with three or more uplink bands, wherein each uplink carrier of the plurality of uplink carriers is in a respective uplink band of the three or more uplink bands; and
a plurality of uplink band pairs, from the three or more uplink bands, for the uplink switching, wherein the configuration parameters comprise, for each uplink band pair of the plurality of uplink band pairs, a respective parameter indicating whether a corresponding uplink band pair is configured with:
uplink switching based on dual uplink; or
uplink switching based on switched uplink; and
transmit, based on a first uplink band pair, of the plurality of uplink band pairs, being configured with the uplink switching based on dual uplink:
a first uplink transmission on a first uplink band of the first uplink band pair; and
a second uplink transmission on a second uplink band of the first uplink band pair.
2 . The wireless device of claim 1 , further comprising, based on the first uplink band pair being configured with the uplink switching based on dual uplink, simultaneously transmitting the first uplink transmission and the second uplink transmission.
3 . The wireless device of claim 1 , wherein the first uplink transmission is a first one-port physical uplink shared channel (PUSCH) transmission on a first uplink carrier, of the plurality of uplink carriers, on the first uplink band.
4 . The wireless device of claim 1 , further comprising transmitting capability information of the wireless device indicating a supported band combination comprising the first uplink band and the second uplink band.
5 . The wireless device of claim 1 , wherein the configuration parameters further indicate at least one uplink carrier, of the plurality of uplink carriers, associated with each cell of the at least one cell.
6 . The wireless device of claim 1 , wherein the configuration parameters further indicate, for each uplink carrier of the plurality of uplink carriers, a respective frequency domain location that is in a frequency range of a respective band of the three or more uplink bands.
7 . The wireless device of claim 1 , wherein the second uplink transmission is a second one-port physical uplink shared channel (PUSCH) transmission on a second uplink carrier, of the plurality of uplink carriers, on the second uplink band.
8 . The wireless device of claim 1 , wherein the second uplink transmission is a second two-port physical uplink shared channel (PUSCH) transmission on a second uplink carrier, of the plurality of uplink carriers, on the second uplink band.
9 . A base station comprising:
one or more processors; and
memory storing instructions that, when executed by the one or more processors, cause the base station to:
transmit a radio resource control (RRC), RRC, reconfiguration or setup message comprising configuration parameters, of at least one cell comprising a plurality of uplink carriers, indicating:
uplink switching with three or more uplink bands, wherein each uplink carrier of the plurality of uplink carriers is in a respective uplink band of the three or more uplink bands; and
a plurality of uplink band pairs, from the three or more uplink bands, for the uplink switching, wherein the configuration parameters comprise, for each uplink band pair of the plurality of uplink band pairs, a respective parameter indicating whether a corresponding uplink band pair is configured with:
uplink switching based on dual uplink; or
uplink switching based on switched uplink; and
receive, based on a first uplink band pair, of the plurality of uplink band pairs, being configured with the uplink switching based on dual uplink:
a first uplink transmission on a first uplink band of the first uplink band pair; and
a second uplink transmission on a second uplink band of the first uplink band pair.
10 . The base station of claim 9 , further comprising, based on the first uplink band pair being configured with the uplink switching based on dual uplink, simultaneously receiving the first uplink transmission and the second uplink transmission.
11 . The base station of claim 9 , wherein the first uplink transmission is a first one-port physical uplink shared channel (PUSCH) transmission on a first uplink carrier, of the plurality of uplink carriers, on the first uplink band.
12 . The base station of claim 9 , wherein the configuration parameters further indicate at least one uplink carrier, of the plurality of uplink carriers, associated with each cell of the at least one cell.
13 . The base station of claim 9 , wherein the configuration parameters further indicate, for each uplink carrier of the plurality of uplink carriers, a respective frequency domain location that is in a frequency range of a respective band of the three or more uplink bands.
14 . The base station of claim 9 , wherein the second uplink transmission is a second one-port physical uplink shared channel (PUSCH) transmission on a second uplink carrier, of the plurality of uplink carriers, on the second uplink band.
15 . The base station of claim 9 , wherein the second uplink transmission is a second two-port physical uplink shared channel (PUSCH) transmission on a second uplink carrier, of the plurality of uplink carriers, on the second uplink band.
16 . A non-transitory computer-readable medium comprising instructions that, when executed by one or more processors of a wireless device, cause the wireless device to:
receive a radio resource control (RRC) reconfiguration or setup message comprising configuration parameters, of at least one cell comprising a plurality of uplink carriers, indicating:
uplink switching with three or more uplink bands, wherein each uplink carrier of the plurality of uplink carriers is in a respective uplink band of the three or more uplink bands; and
a plurality of uplink band pairs, from the three or more uplink bands, for the uplink switching, wherein the configuration parameters comprise, for each uplink band pair of the plurality of uplink band pairs, a respective parameter indicating whether a corresponding uplink band pair is configured with:
uplink switching based on dual uplink; or
uplink switching based on switched uplink; and
transmit, based on a first uplink band pair, of the plurality of uplink band pairs, being configured with the uplink switching based on dual uplink:
a first uplink transmission on a first uplink band of the first uplink band pair; and
a second uplink transmission on a second uplink band of the first uplink band pair.
17 . The non-transitory computer-readable medium of claim 16 , further comprising, based on the first uplink band pair being configured with the uplink switching based on dual uplink, simultaneously transmitting the first uplink transmission and the second uplink transmission.
18 . The non-transitory computer-readable medium of claim 16 , wherein the first uplink transmission is a first one-port physical uplink shared channel (PUSCH) transmission on a first uplink carrier, of the plurality of uplink carriers, on the first uplink band.
19 . The non-transitory computer-readable medium of claim 16 , further comprising transmitting capability information of the wireless device indicating a supported band combination comprising the first uplink band and the second uplink band.