Scheduling multiple transport blocks each over multiple slots using single downlink control information (DCI)
A method, network node and wireless device (WD) for scheduling multiple transport blocks (TB) each over multiple slots using single downlink control information (DCI) are disclosed. According to one aspect, a network node is configured to communicate with a wireless device is provided. The network node includes processing circuitry configured to configure downlink control information, DCI, for scheduling at least one transport block, TB, where at least one of the at least one TB is configured to span more than one slot, and indicate the DCI to the wireless device.
1. A network node configured to communicate with a wireless device, the network node comprising:
processing circuitry configured to:
configure downlink control information (DCI) for scheduling at least one transport block (TB) at least one of the at least one TB configured to span more than one slot; and
indicate the DCI to the wireless device, wherein each slot of the plurality of time slots has a portion of coded bits of same TB.
2. The network node of claim 1 , wherein the DCI is configured to indicate a plurality of start and length indicator values (SLIVs), each SLIV value corresponding to a physical shared channel transmission.
3. The network node of claim 2 , wherein each physical shared channel transmission is configured to map to a respective hybrid automatic repeat request (HARQ) process and respective TB of the at least one TB.
4. The network node of claim 3 , wherein the physical shared channel transmissions associated with the plurality of SLIVs are configured to be transmitted in one of contiguous and noncontiguous slots.
5. The network node of claim 2 , wherein the DCI is configured to indicate a quantity of HARQ processes associated with the at least one TB.
6. The network node of claim 5 , wherein the quantity of HARQ processes are indicated in a different DCI field than a DCI field used to indicate a row index in a configured table.
7. The network node of claim 6 , wherein the processing circuitry is further configured to indicate the configured table to the wireless device.
8. The network node of claim 5 , wherein the DCI indicates the plurality of SLIVs and quantity of HARQ processes at least in part by indicating a row index in a configured table.
9. The network node of claim 8 , wherein the configured table explicitly indicates a quantity of physical shared channel transmissions associated each HARQ process of the quantity of HARQ processes.
10. The network node of claim 5 , wherein a quantity of the plurality of SLIVs and the quantity of HARQ processes explicitly indicates a quantity of physical shared channel transmissions per TB.
11. The network node of claim 5 , wherein the indicated quantity of HARQ processes further indicates a quantity of TBs.
12. The network node of claim 1 , wherein the DCI is further configured to indicate a slot offset for physical shared channel scheduling.
13. A wireless device configured to communicate with a network node, the wireless device comprising:
processing circuitry configured to:
receive downlink control information (DCI) for scheduling at least one transport block (TB); and
determine at least one of the at least one TB is configured to span more than one slot, wherein each slot of the plurality of time slots has a portion of coded bits of a same TB.
14. The wireless device of claim 13 , wherein the DCI is configured to indicate a plurality of start and length indicator values (SLIVs), each SLIV value corresponding to a physical shared channel transmission.
15. The wireless device of claim 14 , wherein each physical shared channel transmission is configured to map to a respective hybrid automatic repeat request (HARQ) process and respective TB of the at least one TB.
16. The wireless device of claim 15 , wherein the physical shared channel transmissions associated with the plurality of SLIVs are configured to be transmitted in one of contiguous and noncontiguous slots.
17. The wireless device of claim 15 , wherein the DCI is configured to indicate a quantity of HARQ processes associated with the at least one TB.
18. The wireless device of claim 17 , wherein the quantity of HARQ processes are indicated in a different DCI field than a DCI field used to indicate a row index in a configured table.
19. The wireless device of claim 17 , wherein the DCI indicates the plurality of SLIVs and quantity of HARQ processes at least in part by indicating a row index in a configured table.
20. The wireless device of claim 19 , wherein the configured table explicitly indicates a quantity of physical shared channel transmissions associated each HARQ process of the quantity of HARQ processes.