US Patent 8654953 Managing subconference calls within a primary conference call

Managing subconference calls within a primary conference call. An approach includes establishing a primary conference call including a plurality of participants, establishing a subconference call including a subset of the plurality of participants, and providing respective output signals to each of the plurality of participants. Members of the primary conference call are provided with audio only of the primary conference call, and members of the subconference call are provided with audio of the subconference call. The approach also includes providing a visual display that shows respective groupings of members of the subconference call and members of the primary conference call.