Patent ID: 7224688
Filing Date: 2007-05-29
Classification: H04Q

Abstract:
1. A communication terminal device which has a network control unit for controlling connection with a network according to call set-up information from the network, wherein: the network control unit is provided with: a first communication control unit which is connected to the network; a control unit which has a built-in memory and judges whether it is receivable according to call set-up information from at least the network according to an output of the first communication control unit; and a second communication control unit which has an outside memory for storing a control program and controls communication with the network; and the control unit operates the first communication control unit and the second communication control unit in a normal state, cuts off a power supply to the second communication control unit in a standby state to operate the first communication control unit so to judge whether it is receivable according to the call set-up information from the network, and when it is judged to be receivable, resumes the power supply to the second communication control unit so to shift to the normal state to operate the first communication control unit and the second communication control unit.