MIMO enhancement capability design
Apparatuses, systems, and methods for multi-TRP by a UE, including out of order delivery of PDSCH, PUSCH, and/or DL ACK/NACK. The UE may receive, from a base station, a configuration that may include multiple control resource set (CORESET) pools and each CORESET pool may be associated with an index value. The UE may determine that at least two DCIs of the multiple DCIs end at a common symbol and determine, based on one or more predetermined rules, when the UE may be scheduled to receive PDSCHs, transmit PUSCHs, and/or transmit ACK/NACKs from CORESETs associated with the at least two DCIs.
1. A user equipment device (UE), comprising:
at least one antenna;
at least one radio, wherein the at least one radio is configured to perform cellular communication using at least one radio access technology (RAT);
one or more processors coupled to the at least one radio, wherein the one or more processors and the at least one radio are configured to perform voice and/or data communications;
wherein the one or more processors are configured to cause the UE to:
receive, from a base station, a configuration including multiple control resource set (CORESET) pools for multiple physical downlink control channels (PDCCHs), wherein each CORESET pool is associated with an index value;
receive a first PDCCH of the multiple PDCCHs, ending at a first symbol, that schedules a first physical uplink shared channel (PUSCH); and
receive a second PDCCH of the multiple PDCCHs, ending at a second symbol later than the first symbol, that schedules a second PUSCH; and
wherein for any two hybrid automatic repeat request (HARQ) process identifiers (IDs) in a given scheduled cell, when the first PDCCH and the second PDCCH are associated with different CORESET pool index values, the second PUSCH can start on a symbol earlier than the last symbol of the first PUSCH, and wherein the first PUSCH and the second PUSCH do not overlap in time.
2. The UE of claim 1 ,
wherein, for each CORESET pool of the multiple CORESET pools, the one or more processors are further configured to cause the UE to:
for frequency division duplexing,
monitor one unicast downlink transmission and one unicast uplink transmission per slot per scheduled component carrier per CORESET pool; or
monitor one unicast downlink transmission and one unicast uplink transmission per component carrier set of monitoring occasions per CORESET pool.
3. The UE of claim 1 ,
wherein, for each CORESET pool of the multiple CORESET pools, the one or more processors are further configured to cause the UE to:
for time division duplexing,
monitor one unicast downlink transmission and two unicast uplink transmissions per slot per scheduled component carrier per CORESET pool;
monitor one unicast downlink transmission and two unicast uplink transmissions per component carrier set of monitoring occasions per CORESET pool; or
monitor two unicast downlink transmissions and one unicast uplink transmission per component carrier set of monitoring occasions per CORESET pool.
4. The UE of claim 1 ,
wherein the one or more processors are further configured to cause the UE to:
indicate, to the base station, that the UE does not support two pre-coding matrix index (PMI) sub-bands per channel quality indicator (CQI) sub-band for less than twenty PMI sub-bands.
5. The UE of claim 1 ,
wherein the one or more processors are further configured to cause the UE to:
receive a third PDCCH of the multiple PDCCHs, ending at a third symbol, that schedules a first physical downlink shared channel (PDSCH); and
receive a fourth PDCCH of the multiple PDCCHs, ending at a fourth symbol later than the third symbol, that schedules a second PDSCH; and
wherein for any two HARQ process identifiers (IDs) in the given scheduled cell, when the third PDCCH and the fourth PDCCH are associated with different CORESET pool index values, the third PDSCH and the fourth PDSCH can be partially or fully overlapped in time.
6. The UE of claim 1 ,
wherein, in a common slot, for a physical downlink shared channel (PDSCH) scheduled by a CORESET pool of the multiple CORESET pools, acknowledgements/negative acknowledgements (ACK/NACKs) can have any time relationship.
7. The UE of claim 1 ,
wherein, in a common slot, for a physical downlink shared channel (PDSCH) scheduled by a CORESET pool of the multiple CORESET pools, a CORESET pool having a non-zero index value cannot schedule an acknowledgements/negative acknowledgements (ACK/NACKs) earlier than a slot scheduled by a CORESET pool having an index value of 0.
8. An apparatus, comprising:
a memory; and
at least one processor in communication with the memory, wherein the at least one processor is configured to:
receive, from a base station, a configuration including multiple control resource set (CORESET) pools for multiple physical downlink control channels (PDCCHs), wherein each CORESET pool is associated with an index value;
receive a first PDCCH of the multiple PDCCHs, ending at a first symbol, that schedules a first physical uplink shared channel (PUSCH); and
receive a second PDCCH of the multiple PDCCHs, ending at a second symbol later than the first symbol, that schedules a second PUSCH; and
wherein for any two hybrid automatic repeat request (HARQ) process identifiers (IDs) in a given scheduled cell, when the first PDCCH and the second PDCCH are associated with different CORESET pool index values, the second PUSCH can start on a symbol earlier than the last symbol of the first PUSCH, and wherein the first PUSCH and the second PUSCH do not overlap in time.
9. The apparatus of claim 8 ,
wherein, for each CORESET pool of the multiple CORESET pools, the at least one processor is further configured to:
for frequency division duplexing,
monitor one unicast downlink transmission and one unicast uplink transmission per slot per scheduled component carrier per CORESET pool; or
monitor one unicast downlink transmission and one unicast uplink transmission per component carrier set of monitoring occasions per CORESET pool.
10. The apparatus of claim 8 ,
wherein, for each CORESET pool of the multiple CORESET pools, the at least one processor is further configured to:
for time division duplexing,
monitor one unicast downlink transmission and two unicast uplink transmissions per slot per scheduled component carrier per CORESET pool;
monitor one unicast downlink transmission and two unicast uplink transmissions per component carrier set of monitoring occasions per CORESET pool; or
monitor two unicast downlink transmissions and one unicast uplink transmission per component carrier set of monitoring occasions per CORESET pool.
11. The apparatus of claim 8 ,
wherein the at least one processor is further configured to:
indicate, to the base station, that the apparatus does not support two pre-coding matrix index (PMI) sub-bands per channel quality indicator (CQI) sub-band for less than twenty PMI sub-bands.
12. The apparatus of claim 8 ,
wherein the at least one processor is further configured to:
receive a third PDCCH of the multiple PDCCHs, ending at a third symbol, that schedules a first physical downlink shared channel (PDSCH); and
receive a fourth PDCCH of the multiple PDCCHs, ending at a fourth symbol later than the third symbol, that schedules a second PDSCH; and
wherein for any two HARQ process identifiers (IDs) in the given scheduled cell, when the third PDCCH and the fourth PDCCH are associated with different CORESET pool index values, the third PDSCH and the fourth PDSCH can be partially or fully overlapped in time.
13. The apparatus of claim 8 ,
wherein, in a common slot, for a physical downlink shared channel (PDSCH) scheduled by a CORESET pool of the multiple CORESET pools, acknowledgements/negative acknowledgements (ACK/NACKs) can have any time relationship; and
wherein, in a common slot, for a PDSCH scheduled by a CORESET pool of the multiple CORESET pools, a CORESET pool having a non-zero index value cannot schedule an acknowledgements/negative acknowledgements (ACK/NACKs) earlier than a slot scheduled by a CORESET pool having an index value of 0.
14. A non-transitory computer readable memory medium storing program instructions executable by processing circuitry to cause a user equipment device (UE) to:
receive, from a base station, a configuration including multiple control resource set (CORESET) pools for multiple physical downlink control channels (PDCCHs), wherein each CORESET pool is associated with an index value;
receive a first PDCCH of the multiple PDCCHs, ending at a first symbol, that schedules a first physical uplink shared channel (PUSCH); and
receive a second PDCCH of the multiple PDCCHs, ending at a second symbol later than the first symbol, that schedules a second PUSCH; and
wherein for any two hybrid automatic repeat request (HARQ) process identifiers (IDs) in a given scheduled cell, when the first PDCCH and the second PDCCH are associated with different CORESET pool index values, the second PUSCH can start on a symbol earlier than the last symbol of the first PUSCH, and wherein the first PUSCH and the second PUSCH do not overlap in time.
15. The non-transitory computer readable memory medium of claim 14 ,
wherein, for each CORESET pool of the multiple CORESET pools, the program instructions are further executable by the processing circuitry to cause the UE to:
for frequency division duplexing,
monitor one unicast downlink transmission and one unicast uplink transmission per slot per scheduled component carrier per CORESET pool; or
monitor one unicast downlink transmission and one unicast uplink transmission per component carrier set of monitoring occasions per CORESET pool.
16. The non-transitory computer readable memory medium of claim 14 ,
wherein, for each CORESET pool of the multiple CORESET pools, the program instructions are further executable by the processing circuitry to cause the UE to:
for time division duplexing,
monitor one unicast downlink transmission and two unicast uplink transmissions per slot per scheduled component carrier per CORESET pool;
monitor one unicast downlink transmission and two unicast uplink transmissions per component carrier set of monitoring occasions per CORESET pool; or
monitor two unicast downlink transmissions and one unicast uplink transmission per component carrier set of monitoring occasions per CORESET pool.
17. The non-transitory computer readable memory medium of claim 14 ,
wherein the program instructions are further executable by the processing circuitry to cause the UE to:
indicate, to the base station, that the UE does not support two pre-coding matrix index (PMI) sub-bands per channel quality indicator (CQI) sub-band for less than twenty PMI sub-bands.
18. The non-transitory computer readable memory medium of claim 14 ,
wherein the program instructions are further executable by the processing circuitry to cause the UE to:
receive a third PDCCH of the multiple PDCCHs, ending at a third symbol, that schedules a first physical downlink shared channel (PDSCH); and
receive a fourth PDCCH of the multiple PDCCHs, ending at a fourth symbol later than the third symbol, that schedules a second PDSCH; and
wherein for any two HARQ process identifiers (IDs) in the given scheduled cell, when the third PDCCH and the fourth PDCCH are associated with different CORESET pool index values, the third PDSCH and the fourth PDSCH can be partially or fully overlapped in time.
19. The non-transitory computer readable memory medium of claim 14 ,
wherein, in a common slot, for a physical downlink shared channel (PDSCH) scheduled by a CORESET pool of the multiple CORESET pools, acknowledgements/negative acknowledgements (ACK/NACKs) can have any time relationship.
20. The non-transitory computer readable memory medium of claim 14 ,
wherein, in a common slot, for a PDSCH scheduled by a CORESET pool of the multiple CORESET pools, a CORESET pool having a non-zero index value cannot schedule an acknowledgements/negative acknowledgements (ACK/NACKs) earlier than a slot scheduled by a CORESET pool having an index value of 0.