ELECTRONIC DEVICE AND METHOD FOR CONTROLLING STATE OF COMPONENTS THEREIN

• US 20110015894A1
• Filed: 04/08/2010
• Published: 01/20/2011
• Est. Priority Date: 07/17/2009
• Status: Active Grant

• Current Assignee: Hon Hai Precision Industry Co., Ltd.
• Original Assignee: Hon Hai Precision Industry Co., Ltd.
• Inventors: CHU, YUNG-HUNG
• Granted Patent: US 8,296,095 B2
• Time in Patent Office: Days
• US Class Current: 702/151
• CPC Class Codes: G06F 1/1677 for detecting open or closed state or particular intermediate positions assumed by movable parts of the enclosure, e.g. detection of display lid position with respect to main body in a laptop, detection of opening of the cover of battery compartment

Abstract

An electronic device includes a cover, a main body, an angle measuring apparatus, a memory for storing working states of components of the electronic device; a presetting unit configured to preset relationship of predetermined working states of components in the electronic device and corresponding angle ranges between the main body and the cover; an angle measuring unit configured to control the angle measuring apparatus to detect current angle value between the main body and the cover; a state determining unit configured to determine the predetermined working state of components of the electronic device; a control unit configured to determine whether the current working state of the components is the same as the determined working state; and an updating unit configured to record the determined working state as the updated working state of the components when the current state of the components is different from the determined working state.

Claims

1. An electronic device comprising:

a cover, a main body connected with the cover, an angle measuring apparatus and a memory for storing working states of components of the electronic device;

a presetting unit configured to preset relationship of predetermined working states of components in the electronic device and corresponding angle ranges between the main body and the cover;

an angle measuring unit configured to control the angle measuring apparatus to detect current angle value between the main body and the cover;

a state determining unit configured to determine the angle range where the detected angle value is in, and thereby determine the predetermined working state of components of the electronic device;

a control unit configured to determine whether the current working state of the components is the same as the determined working state; and

an updating unit configured to record the determined working state as the updated working state of the components when the current state of the components is different from the determined working state.

2. The electronic device of claim 1, wherein the memory is further for storing a table recording the relationship of predetermined working states of components in the electronic device and the corresponding angle ranges between the main body and the cover.

3. The electronic device of claim 1, wherein the angle measuring apparatus comprises a first sensor and a second sensor, the first sensor is disposed on the main body for sensing angle α

between the main body and ground, the second sensor is disposed on the cover for sensing angle β

between the cover and ground, thereby the value of angle θ

is calculated by the angle α and

the angle β

.

4. The electronic device of claim 3, wherein the first sensor and the second sensor are G-sensors.

5. The electronic device of claim 1, wherein the angle measuring apparatus comprises one infrared emitter disposed on the cover, one infrared receiver disposed on the main body, and the infrared emitter and the infrared receiver are disposed on one cross-section, distance h between the infrared emitter and the receiver is measured in real time, distance a between the infrared emitter and an axis of an axle connecting the cover and the main body is predetermined when the infrared emitter is disposed, and distance b between the infrared receiver and the axis is predetermined when the infrared receiver is disposed, and angle θ

is calculated by a, b and h.

6. A method for controlling an electronic device, the method comprising:

presetting relationship of predetermined working states of components in the electronic device and corresponding angle ranges between the main body and the cover;

detecting current angle value between a main body and a cover of the electronic device;

determining the angle range where the detected angle value is in, and thereby determine the predetermined working state of components of the electronic device;

determining whether the current working state of the components is the same as the determined working state; and

recording the determined working state as the updated working state of the components when the current state of the components are different from the determined working state.

7. The method according to claim 6, wherein the method further comprises controlling the components of the electronic device to work according to the updated working state.

8. The method according to claim 6, wherein the method further comprises keeping the components of the electronic device to work according to current working state when the current state of the components are the same as the determined working state.

9. The method according to claim 6, wherein the method further comprises disposing a first sensor on the main body for sensing angle α

between the main body and ground, a second sensor on the cover for sensing angle β

between the cover and ground and calculating value of angle θ

by the angle α and

the angle β

.

10. The method according to claim 6, wherein the method further comprises:

disposing one infrared emitter disposed on the cover, one infrared receiver on the main body, and the infrared emitter and the infrared receiver on one cross-section;

measuring distance h between the infrared emitter and the receiver in real time;

obtaining distance a between the infrared emitter and an axis of an axle connecting the cover and the main body which is predetermined when the infrared emitter is disposed, and distance b between the infrared receiver and the axis which is predetermined when the infrared receiver is disposed; and

calculating angle θ

is by a, b and h.