Mobile communication system, mobile station, and radio control device

A mobile communication system for transmitting same information to a mobile station via a plurality of cells, wherein:

• the mobile station is configured to determine whether to perform soft combining or selective combining, or not to perform combining processing on the same information received, based on receiving method selection information for receiving the same information via the plurality of cells.

A mobile station comprising:

• a receiving method selection information acquiring unit configured to acquire receiving method selection information for receiving same information transmitted via a plurality of cells;
• and
• a determining unit configured to determine whether to perform soft combining or selective combining on the same information received, based on the receiving method selection information.

A radio network controller for use in a mobile communication system for transmitting same information to a mobile station via a plurality of cells, comprising:

• a determining unit configured to determine whether broadcast service or multicast service can be provided or not in a neighboring cell of a current cell in which the mobile station is located;
• and
• a notifying unit configured to provide control information including a result of the determination, as receiving method selection information for receiving the same information at the mobile station.

A radio network controller for use in a mobile communication system for transmitting same information to a mobile station via a plurality of cells, comprising:

• a receiving method instructing unit configured to provide an instruction on whether to perform soft combining or selective combining on the same information received at the mobile station, based on a transmission timing difference between the plurality of cells.