Preconfigured grants with a distribution pattern
AssigneeTelefonaktiebolaget LM Ericsson (publ)
InventorsMalik Wahaj Arshad, Qianxi Lu, Zhenhua Zou
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Abstract
Methods, a network node and a wireless device for implementing pre-configured grants with a hopping pattern in a wireless communication system are disclosed. According to one aspect, a method in a network node for scheduling uplink transmissions for at least one wireless device is provided. The method includes defining a set of time-frequency uplink distribution patterns utilizing preconfigured grants of time-frequency resources for the at least one wireless device. The method also includes assigning to a first wireless device of the at least one wireless device a first time-frequency uplink distribution pattern from the set.
Claims16
A method in a network node for scheduling uplink transmissions for at least one wireless device, the method comprising:
- defining a set of time-frequency uplink distribution patterns utilizing preconfigured grants of time-frequency resources of a time-frequency resource pool for the at least one wireless device, each of the preconfigured grants being utilized in a different shared resource pool in a cyclic manner;
- assigning to a first wireless device of the least one wireless device a first time-frequency uplink distribution pattern from the set;
- and
- reverting to dynamic grants of time-frequency resources when collisions exceed a threshold for Ultra-Reliable Low-Latency Communications, URLLC, traffic, the reverting being performed by a network scheduler of the network node.
A network node for scheduling uplink transmissions for at least one wireless device, the network node comprising:
- processing circuitry including a memory and a processor, the memory in communication with the processor, the memory having instructions that, when executed by the processor, configure the processor to:
- define a set of time-frequency uplink distribution patterns utilizing preconfigured grants of time-frequency resources of a time-frequency resource pool for the at least one wireless device, each preconfigured grant being utilized in a different shared resource pool in a cyclic manner;
- and
- assign to a first wireless device of the at least one wireless device a first time-frequency uplink distribution pattern from the set;
- and
- revert to dynamic grants of time-frequency resources when collisions exceed a threshold for Ultra-Reliable Low-Latency Communications, URLLC, traffic.
A network node for scheduling uplink transmissions for at least one wireless device, the network node comprising:
- a distribution pattern definition module configured to define a set of time-frequency uplink distribution patterns utilizing preconfigured grants of time-frequency resources of a time frequency resource pool for the at least one wireless device, each preconfigured grant being utilized in a different shared resource pool in a cyclic manner;
- and
- an assigning module configured to assign to a first wireless device of the at least one wireless device a first time-frequency uplink distribution pattern from the set, the assigning module further configured to revert to dynamic grants of time-frequency resources when collisions exceed a threshold for Ultra-Reliable Low-Latency Communications, URLLC, traffic.
A method in a wireless device for transmitting data packets in an uplink transmission to a network node, the method comprising:
- determining a set of time-frequency uplink distribution patterns utilizing preconfigured grants of time-frequency resources of a time-frequency resource pool for the wireless device, each preconfigured grant being utilized in a different shared resource pool in a cyclic manner;
- reverting to requesting dynamic grants of time-frequency resources when collisions exceed a threshold for Ultra-Reliable Low-Latency Communications, URLLC, traffic;
- and
- transmitting, to the network node, an uplink transmission of the data packets, the uplink transmission based on one of a determined time-frequency uplink distribution pattern and a dynamic grant.
A wireless device for transmitting data packets in an uplink transmission to a network node, the wireless device comprising:
- processing circuitry including a memory and a processor, the memory in communication with the processor, the memory having instructions that, when executed by the processor, configure the processor to:
- determine a set of time-frequency uplink distribution patterns utilizing preconfigured grants of time-frequency resources of a time frequency resource pool for the wireless device, each preconfigured grant being utilized in a different shared resource pool in a cyclic manner;
- and
- revert to requesting dynamic grants of time-frequency resources when collisions exceed a threshold for Ultra-Reliable Low-Latency Communications, URLLC, traffic;
- and
- a transmitter configured to transmit, to the network node, an uplink transmission of the data packets, the uplink transmission based on one of a determined time-frequency uplink distribution pattern and a dynamic grant.
A wireless device for transmitting data packets in an uplink transmission to a network node, the wireless device comprising:
- a distribution pattern determination module configured to:
- determine a set of time-frequency uplink distribution patterns utilizing preconfigured grants of time-frequency resources for the wireless device, each preconfigured grant being utilized in a different shared resource pool in a cyclic manner;
- and
- revert to requesting dynamic grants of time-frequency resources when collisions exceed a threshold for Ultra-Reliable Low-Latency Communications, URLLC, traffic;
- and
- a transmitter module configured to transmit, to the network node, an uplink transmission of the data packets, the uplink transmission based on one of a determined time-frequency uplink distribution pattern and a dynamic grant.
Dependencies are inferred from the claim text.