Patent ID: 9497005
Filing Date: 2016-11-15
CPC Classification: H04L,H04W

Claim Text:
1. A method for communicating between a primary station and a plurality of secondary stations, comprising: the primary station providing a second plurality of resource sets, the primary station configuring at least one of the plurality of secondary stations to search for a control channel on at least one of a first plurality of search spaces, wherein each search space from among the first plurality of search spaces corresponds to at least one resource set from among the second plurality of resource sets used for transmitting data to the primary station or receiving data from the primary station, wherein at least one part of one of the first plurality of search spaces is used to transmit a control message to the at least one secondary station, wherein a location of the control message in the first plurality of search spaces used for transmitting the control message provides the secondary station with an indication of a particular resource set of the second plurality of resource sets within which a resource is allocated to the at least one secondary station for transmitting data to the primary station or receiving data from the primary station, and wherein the secondary station deduces the indication of the particular resource set of the second plurality of resource sets within which the allocated resource is located from the location of the control message in the at least one part of one of the first plurality of search spaces used for transmitting the control message, and wherein the second plurality of resource sets comprises a plurality of cells, the control channel search spaces being distributed over the cells, and wherein the secondary station determines from the presence of the control channel in a specific cell the indication of the particular resource set within which the allocated resource is located.