Base station apparatus and method for delivering multicast signal
AssigneeFujitsu Limited
InventorTeruyoshi Watanabe
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Abstract
A base station apparatus includes a receiver, a transmitter, a determiner, and an instruction sender. The receiver receives a multicast signal. The transmitter transmits the multicast signal to a mobile station apparatus. The determiner determines, in accordance with a status of communication with the mobile station apparatus, whether the transmission of the multicast signal is needed. The instruction sender transmits, in accordance with a result of the determination, an instruction signal indicating whether to join a group of destinations of the multicast signal to a distribution apparatus for distributing the multicast signal.
Claims8
A base station apparatus comprising:
- a receiver configured to receive a multicast signal;
- a transmitter configured to transmit the multicast signal to a mobile station apparatus;
- a determiner configured to determine, in accordance with a status of communication with the mobile station apparatus, whether the transmission of the multicast signal is needed;
- and
- an instruction sender configured to transmit, in accordance with a result of the determination, an instruction signal indicating whether to join a group of destinations of the multicast signal to a distribution apparatus for distributing the multicast signal.
A method for delivering a multicast signal, comprising:
- determining by a base station apparatus, in accordance with a status of communication between the base station apparatus and a mobile station apparatus, whether transmission of the multicast signal to the mobile station apparatus is needed;
- and
- transmitting, in accordance with a result of the determination, an instruction signal indicating whether to join a group of destinations of the multicast signal to a distribution apparatus for distributing the multicast signal.
Dependencies are inferred from the claim text.