Patent ID: 9084113
Filing Date: 2015-07-14
Classification: H04W

Abstract:
1. A radio base station apparatus that performs radio communication with a plurality of radio terminal apparatuses by time division multiple access, the radio base station apparatus comprising: a request transmitter structured to transmit an authentication start request requesting starting of base station authentication to each of the plurality of radio terminal apparatuses; a response information receiver structured to receive response information from each of the plurality of radio terminal apparatuses as a response to the authentication start request, the response information indicating that the base station authentication is to be started from the plurality of radio terminal apparatuses; a base station authentication data generator structured to generate base station authentication data summarizing information indicating whether or not the response information has been received for each time slot, the base station authentication data being information that associates an identifier indicating whether or not the response information receiver has received the response information for each time slot; and a base station authentication data transmitter structured to transmit the generated base station authentication data to the plurality of radio terminal apparatuses, wherein the base station authentication data is information in which identifiers are arranged in a predetermined order according to numbers of time slots.