US Patent No. 10,772,088


Patent No. 10,772,088
Issue Date September 08, 2020
Title Control Channels For Wireless Communication
Inventorship Timothy Moulsley, Caterham (GB)
Assignee FUJITSU LIMITED, Kawasaki (JP)

Claim of US Patent No. 10,772,088

9. A base station for use in a wireless communication system and arranged to transmit a control channel message, the base station comprising:a configurer configured to configure a plurality of search spaces, each of the plurality of search spaces being configured from a plurality of control channel elements within a subframe by using a pseudo-random function;
a scheduler configure to determine one or more control channel elements to use for transmission of the control channel message within the plurality of search spaces, and
a transmitter configured to transmit the control channel message located in the one or more control channel elements,
wherein, the pseudo-random function is a function based on a sum of a first value and a second value,
wherein the first value is a pseudo-random factor, and the second value is based on an aggregation level and a total of control channel elements in the subframe.