Power saving apparatus and method for a portable appliance
AssigneeWistron Corporation
InventorYao-Tsung Chang
Life of this patent
Estimating the term…
Abstract
A power saving apparatus for a portable appliance includes a sensor unit and a control unit. When the portable appliance is raised up, the sensor unit presents a first sensor mode, and then the control unit outputs a first control signal to command the portable appliance to enter into power saving mode which prevents the damages of electronic elements and of the data caused by the vibration from the raise of the portable appliance.
Claims19
A power saving apparatus for a portable appliance comprising:
- a sensor unit installed at the bottom of the portable appliance to present a first sensor mode when the sensor unit senses that the portable appliance is raised up from a shield element and a second sensor mode when the sensor unit senses that the portable appliance is disposed on the shield element;
- and
- a control unit electrically connecting to the sensor unit, detecting the sensor modes, and outputting a control signal corresponding to the sensor modes respectively;
- wherein, when the sensor unit presents the first sensor mode, the control unit outputs a first control signal to command the portable appliance to perform a power saving mode;
- when the sensor unit presents the second sensor mode, the control unit outputs a second control signal to command the portable appliance to perform a normal mode.
A power saving method for a portable appliance which has a handle and a power saving apparatus with sensing and controlling functions comprising following steps:
- sensing whether the portable appliance is raised up from a shield element or disposed on the shield element;
- and
- controlling the portable appliance to perform a normal mode when the portable appliance is disposed on the shield element, and to perform a power saving mode when the portable appliance is raised up.
Dependencies are inferred from the claim text.