Definitions for "Power Management"
A method of conserving energy usage by configuring the computer to go into a standby state, hibernate, or enter another low-power mode. Windows offers power management control panel options that let you set up interval timers for your monitor and hard disk. Depending on hardware support, many laptops support additional power features designed to inrease battery life.
Software, usually suppied with laptop computers. Helps manage power consumption by controlling various processes taking place within the laptop computer
Systems used initially in mobile computers (and now also used in desktop systems) to decrease power consumption by turning off or slowing down devices during periods of inactivity.
Linear LDO Regulators Switching Regulators Power Switch Devices
Features build into a computer to save electricity during times of limited use. Features include downclocking the processor, and cutting power to specific areas in the processor or specific device.