CPC H04L 5/0092 (2013.01) [H04W 72/20 (2023.01); H04L 5/001 (2013.01); H04L 5/0048 (2013.01); H04W 72/0453 (2013.01)] | 16 Claims |
1. A communication apparatus comprising:
circuitry, which, in operation, determines a number of resource blocks that form a resource block group, wherein the resource block group is a unit used to allocate a resource to the communication apparatus, in a first band or in a second band, wherein the second band is an expanded band to which the first band is expanded, and a subcarrier spacing for the second band is same or different from a subcarrier spacing for the first band; and
a transceiver, which is coupled to the circuitry and which, in operation, communicates with a base station using the resource,
wherein one of the number of resource blocks set for the first band and the number of resource blocks set for the second band is an integer multiple of the other, and the number of resource blocks set for the first band and the number of resource blocks set for the second band are values that are a power of two.
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