Patent ID: 7884885
Filing Date: 2011-02-08
Classification: H04N

Abstract:
1. A power control method used with a TV module of a portable electronic apparatus for selectively entering the TV module in a power-saving mode, the power control method comprising steps of: activating the portable electronic apparatus; detecting an operating condition of the TV module by the portable electronic apparatus; suspending the power-saving mode of the TV module if the operating condition of the TV module indicates that the TV module is operating; detecting a power supply condition of the portable electronic apparatus by the TV module if the operating condition of the TV module indicates that the TV module is shut off; and suspending the power-saving mode of the TV module if the power supply condition of the portable electronic apparatus indicates that an external power source is used; and executing the power-saving mode of the TV module if the power supply condition of the portable electronic apparatus indicates that a built-in power source is used.