Patent ID: 8199687

Claim:
An information-communication terminal which conducts communication through a wireless network, the information-communication terminal comprising: a communication unit conducting communication with an external device through said wireless network using a frame; a power supply unit supplying an electric power to circuits in said communication unit; a frequency determination unit determining an operating frequency of said circuits; and a clock circuit supplying a clock having said operating frequency determined by said frequency determination unit to said circuits in said communication unit, wherein: an operation mode of said communication unit is switched to one of a sleep mode, a standby mode, and an active mode, wherein each mode is a state in which electric power is supplied to said communication unit by the power supply unit; said clock circuit stopping said clock supplied to said circuits in said communication unit in said sleep mode; said frequency determination unit setting said operating frequency at a predetermined first frequency in said standby mode; and said frequency determination unit setting said operating frequency at a second frequency higher than said first frequency in said active mode.