07-01-2021 дата публикации
Номер: US20210007074A1
Принадлежит:
In accordance to embodiments, methods, devices, and systems for determining initial transmissions in grant-free transmissions are disclosed. A UE receives a resource configuration for grant-free (GF) transmissions. The resource configuration comprises a periodicity parameter (P), a repetition number (K), and a sequence of redundancy version (RV) numbers corresponding to one or more RV types. The periodicity parameter defines a period having K transmission occasions (TOs), and each of the KTOs is associated with one RV number in the sequence of RV numbers. The UE performs an initial GF transmission of data in a TO of the K TOs in the period defined by the periodicity parameter. The TO is associated with an RV number corresponding to RV0. 1. A method , the method comprising:receiving, by an apparatus, a resource configuration for grant-free (GF) transmissions, wherein the resource configuration indicates a periodicity parameter (P), a repetition number (K), and a sequence of redundancy version (RV) numbers, the sequence of RV numbers comprising one of {0, 0, 0, 0}, {0, 2, 3, 1}, or {0, 3, 0, 3}, 0 corresponding to RV0, 1 corresponding to RV1, 2 corresponding to RV2, and 3 corresponding to RV3, wherein the periodicity parameter defines a period having K transmission occasions (TOs), and wherein each of the KTOs is associated with one RV number in the sequence of RV numbers; andperforming, by the apparatus, an initial GF transmission of data in a TO of the KTOs in the period defined by the periodicity parameter using an RV corresponding to an RV number in the sequence of RV numbers.2. The method of claim 1 , the receiving comprising:receiving the resource configuration in a Radio Resource Control (RRC) signal.3. The method of claim 1 , wherein the TO associated with the RV number is based on whether the RV number corresponds to a decodable RV and based on arrival time of the data at the apparatus.4. The method of claim 1 , the sequence of RV numbers comprising one of {0 ...
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