A wireless transmit / receive unit, WTRU,, comprising a processor and memory configured to: receive configuration information associated with a plurality of sets of configured periodic transmissions, the configuration information comprising first configuration information associated with a first set of periodic transmissions and second configuration information associated with a second set of periodic transmissions, the first configuration information indicating a first periodicity for the first set of periodic transmissions, the configuration information indicating a first set of one or more logical channels whose data is allowed to be sent using the first set of periodic transmissions, the second configuration information indicating a second periodicity for the second set of periodic transmissions, and the configuration information indicating a second set of one or more logical channels whose data is allowed to be sent using the second set of periodic transmissions; perform a first logical channel prioritization for the first set of one or more logical channels to determine first data from the first set of one or more logical channels to be included in at least one transmission of the first set of periodic transmissions; transmit the first data from the first set of one or more logical channels via the at least one transmission of the first set of periodic transmissions; perform a second logical channel prioritization for the second set of one or more logical channels to determine second data from the second set of one or more logical channels to be included in at least one transmission of the second set of periodic transmissions; and transmit the second data from the second set of one or more logical channels via the at least one transmission of the second set of periodic transmissions. receive configuration information associated with a plurality of sets of configured periodic transmissions, the configuration information comprising first configuration information associated with a first set of periodic transmissions and second configuration information associated with a second set of periodic transmissions, the first configuration information indicating a first periodicity for the first set of periodic transmissions, the configuration information indicating a first set of one or more logical channels whose data is allowed to be sent using the first set of periodic transmissions, the second configuration information indicating a second periodicity for the second set of periodic transmissions, and the configuration information indicating a second set of one or more logical channels whose data is allowed to be sent using the second set of periodic transmissions; perform a first logical channel prioritization for the first set of one or more logical channels to determine first data from the first set of one or more logical channels to be included in at least one transmission of the first set of periodic transmissions; transmit the first data from the first set of one or more logical channels via the at least one transmission of the first set of periodic transmissions; perform a second logical channel prioritization for the second set of one or more logical channels to determine second data from the second set of one or more logical channels to be included in at least one transmission of the second set of periodic transmissions; and transmit the second data from the second set of one or more logical channels via the at least one transmission of the second set of periodic transmissions.