PUCCH cell switching and cell activation/deactivation status
A wireless device may receive a configuration parameter of a time-domain pattern indicating first timings that a first cell in a PUCCH group and second timings, including a transmission timing, that a second cell in the PUCCH group is the cell configured for PUCCH transmission. The wireless device may transmit uplink control information in the transmission timing via the second cell or via the first cell based on the activation or deactivation status of the second cell in the transmission timing.
1. A method comprising:
transmitting, by a wireless device:
a first capability parameter indicating that the wireless device supports semi-static physical uplink control channel (PUCCH) cell switching; and
a second capability parameter associated with a transitioning time of switching from a first carrier to a second carrier for the semi-static PUCCH cell switching;
receiving:
first configuration parameters of a first cell and a second cell, wherein the first cell and the second cell are in a PUCCH group;
a second configuration parameter indicating the second cell as a PUCCH switching secondary cell in the PUCCH group; and
based on the wireless device capability, a third configuration parameter of a time-domain pattern for the semi-static PUCCH cell switching;
wherein the time-domain pattern indicates:
first timings that the first cell is a cell for PUCCH transmission; and
second timings, comprising a first transmission timing, that the second cell is the cell for PUCCH transmission; and
transmitting first uplink control information in the first transmission timing:
via the second cell in response to the second cell being activated in the first transmission timing; and
via the first cell in response to the second cell being deactivated in the first transmission timing.
2. The method of claim 1 , further comprising receiving a command indicating deactivation of the second cell, wherein:
the second cell is deactivated in the first transmission timing based on the command; and
the transmitting the first uplink control information in the first transmission timing is via the first cell.
3. The method of claim 1 , wherein the time-domain pattern is based on a slot duration associated with a numerology of the first cell.
4. The method of claim 3 , wherein the time domain-pattern indicates whether the first cell or the second cell is the cell for PUCCH transmission during a slot associated with the numerology of the first cell.
5. The method of claim 1 , wherein:
the PUCCH group is a primary PUCCH group; and
the first cell is a primary cell.
6. The method of claim 1 , wherein:
the PUCCH group is a secondary PUCCH group; and
the first cell is a PUCCH secondary cell.
7. The method of claim 1 , wherein the second timings further comprise a second transmission timing.
8. The method of claim 7 , further comprising:
receiving a command indicating activation of the second cell; and
transmitting second uplink control information in the second transmission timing via the second cell, in response to the second cell being activated in the second transmission timing based on the command.
9. The method of claim 1 , wherein the time-domain pattern is repeated based on a periodicity.
10. 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:
transmit:
a first capability parameter indicating that the wireless device supports semi-static physical uplink control channel (PUCCH) cell switching; and
a second capability parameter associated with a transitioning time of switching from a first carrier to a second carrier for the semi-static PUCCH cell switching;
receive:
first configuration parameters of a first cell and a second cell, wherein the first cell and the second cell are in a PUCCH group;
a second configuration parameter indicating the second cell as a PUCCH switching secondary cell in the PUCCH group; and
based on the wireless device capability, a third configuration parameter of a time-domain pattern for the semi-static PUCCH cell switching;
wherein the time-domain pattern indicates:
first timings that the first cell is a cell for PUCCH transmission; and
second timings, comprising a first transmission timing, that the second cell is the cell for PUCCH transmission; and
transmit first uplink control information in the first transmission timing:
via the second cell in response to the second cell being activated in the first transmission timing; and
via the first cell in response to the second cell being deactivated in the first transmission timing.
11. The wireless device of claim 10 , wherein the instructions, when executed by the one or more processors, further cause the wireless device to receive a command indicating deactivation of the second cell, wherein:
the second cell is deactivated in the first transmission timing based on the command; and
transmitting the first uplink control information in the first transmission timing is via the first cell.
12. The wireless device of claim 10 , wherein the time-domain pattern is based on a slot duration associated with a numerology of the first cell.
13. The wireless device of claim 12 , wherein the time domain-pattern indicates whether the first cell or the second cell is the cell for PUCCH transmission during a slot associated with the numerology of the first cell.
14. The wireless device of claim 10 , wherein:
the PUCCH group is a primary PUCCH group; and
the first cell is a primary cell.
15. The wireless device of claim 10 , wherein:
the PUCCH group is a secondary PUCCH group; and
the first cell is a PUCCH secondary cell.
16. The wireless device of claim 10 , wherein the second timings further comprise a second transmission timing.
17. The wireless device of claim 16 , wherein the instructions, when executed by the one or more processors, further cause the wireless device to:
receive a command indicating activation of the second cell; and
transmit second uplink control information in the second transmission timing via the second cell, in response to the second cell being activated in the second transmission timing based on the command.
18. A system comprising:
a base station; and
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: transmit: a first capability parameter indicating that the wireless device supports semi-static physical uplink control channel (PUCCH) cell switching; and a second capability parameter associated with a transitioning time of switching from a first carrier to a second carrier for the semi-static PUCCH cell switching; receive: first configuration parameters of a first cell and a second cell, wherein the first cell and the second cell are in a PUCCH group; a second configuration parameter indicating the second cell as a PUCCH switching secondary cell in the PUCCH group; and based on the wireless device capability, a third configuration parameter of a time-domain pattern for the semi-static PUCCH cell switching; wherein the time-domain pattern indicates: first timings that the first cell is a cell for PUCCH transmission; and second timings, comprising a first transmission timing, that the second cell is the cell for PUCCH transmission; and transmit first uplink control information in the first transmission timing: via the second cell in response to the second cell being activated in the first transmission timing; and via the first cell in response to the second cell being deactivated in the first transmission timing.