Patent ID: 7599683

Claim:
A speech communication system characterized by comprising: a plurality of portable terminals; and a server device which manages a talker right specifying a terminal which transmits speech when speech communication is performed between said portable terminals, said portable terminal comprising a registration request notification unit which transmits, to said server device in response to predetermined external operation, a registration request notification for requesting registration of a reservation for the talker right, said server device comprising a management table which stores management information containing a reservation status of the talker right, and a reservation registration unit which registers a reservation for the talker right in said management table in accordance with a registration request notification from said portable terminal, wherein said portable terminal further comprises a first notification unit which exteriorly notifies that a reservation has been registered, when the talker right is held by a self terminal, in response to a reservation addition notification indicating that the reservation for the talker right made by another terminal has been registered, wherein said portable terminal further comprises a second notification unit which exteriorly notifies acquisition of the talker right for a predetermined period of time when the talker right is acquired by the registration of the reservation for the talker right, wherein said portable terminal further comprises a talker right releasing unit which releases the acquired talker right when predetermined operation is not executed before notification by said second notification unit is complete, and wherein at least one of said first notification unit and said second notification unit comprises one of a vibration generating unit which vibrates the self terminal, a light-emitting unit which emits light, a sounding unit which generates preset notification sound, a text display unit which displays text information indicating a notification content, and an image display unit which displays image information indicating the notification content.