Information processing device and control method thereof

• US 9,563,284 B2
• Filed: 08/18/2011
• Issued: 02/07/2017
• Est. Priority Date: 08/24/2010
• Status: Active Grant

• Current Assignee: Beijing Lenovo Software Ltd (Lenovo Group Ltd.), Lenovo Company Limited (Lenovo Group Ltd.)
• Original Assignee: Beijing Lenovo Software Ltd (Lenovo Group Ltd.), Lenovo Company Limited (Lenovo Group Ltd.)
• Inventors: Zhao, Chunlei, Wei, Wei
• Primary Examiner(s): Merkoulova, Olga
• Application Number:
  US13/818,733
• Publication Number:
  US 20130147712A1
• Time in Patent Office: 2,000 Days
• Field of Search: 345156-184, 178 1801- 1907, 708/131, 708142-146, 341 22- 34, 340/7.1, 3404071-4072
• US Class Current: 1/1
• CPC Class Codes: G06F 1/1694 the I/O peripheral being a single or a set of motion sensors for pointer control or gesture input obtained by sensing movements of the portable computer
• CPC Class Codes: G06F 1/3203 Power management, i.e. event-based initiation of a power-saving mode
• CPC Class Codes: G06F 1/3231 Monitoring the presence, absence or movement of users
• CPC Class Codes: G06F 1/3259 Power saving in cursor control device, e.g. mouse, joystick, trackball
• CPC Class Codes: G06F 1/3265 Power saving in display device
• CPC Class Codes: G06F 3/0346 with detection of the device orientation or free movement in a 3D space, e.g. 3D mice, 6-DOF [six degrees of freedom] pointers using gyroscopes, accelerometers or tilt-sensors
• CPC Class Codes: H04M 1/67 by electronic means
• CPC Class Codes: H04M 2250/12 including a sensor for measuring a physical value, e.g. temperature or motion
• CPC Class Codes: H04M 2250/22 including a touch pad, a touch sensor or a touch detector
• CPC Class Codes: H04W 52/0254 detecting a user operation or a tactile contact or a motion of the device
• CPC Class Codes: Y02D 10/00 Energy efficient computing, e.g. low power processors, power management or thermal management
• CPC Class Codes: Y02D 30/70 in wireless communication networks

Abstract

An information processing device and a control method applied to the information processing device is described. The information processing device includes a display unit configured to display images; an input unit configured to receive inputs from a user; a motion detecting unit configured to detect motion of the information processing device and to generate data related to the motion; and a processing unit connected to the display unit, the input unit and the motion detecting unit. The processing unit is configured to receive the motion-related data from the motion detecting unit, and enable/disable of the display unit and/or the input unit based on the data related to the motion.

Claims

1. An information processing device, comprising:

a display unit configured to display images;

an input unit configured to receive inputs from a user;

a motion detecting unit, configured to detect motion of the information processing device, and to generate motion-related data; and

a processing unit, which is connected with the display unit, the input unit and the motion detecting unit, and, in a calling state, is configured to, in a calling state, receive the motion-related data from the motion detecting unit, and based on the motion-related data, control the state of the input unit to change from an enabling state to a disable state or from the disable state to the enabling state to prevent misoperation by the user, and when the motion-related data indicates that information processing device is moving, the processing unit controls the state of the display unit to change from the disable state to the enabling state.

2. The information processing device according to claim 1, wherein,

the motion detecting unit is an acceleration sensor, and is configured to detect an acceleration value of the information processing device, and

when the acceleration value of the information processing device satisfies a predetermined condition, the processing unit enables the input unit in the calling state.

3. The information processing device according to claim 2, further comprising:

a storage unit configured to store a first threshold;

wherein the processing unit, based on the acceleration value, determines a motion-magnitude, and compares the motion-magnitude with the first threshold, and

if the motion-magnitude is greater than the first threshold, then the processing unit enables the input unit in the calling state.

4. The information processing device according to claim 3, further comprising:

a proximity detecting unit, provided in the vicinity of the display unit, and configured to generate data associated with a distance between the display unit and a target-object;

a storage unit configured to store a second threshold,

wherein the processing unit, based on a detection result of the proximity detecting unit, judges whether or not the distance between the display unit and the target-object is greater than the second threshold, and

if the distance is greater than the second threshold, and the motion-magnitude is greater than the first threshold, then the processing unit enables the input unit in the calling state.

5. The information processing device according to claim 2, wherein

the processing unit, based on the acceleration value, determines a posture of the information processing device at the end of the motion;

and

when the posture of the information processing device satisfies a predetermined condition, the processing unit enables the input unit in the calling state.

6. The information processing device according to claim 5, further comprising:

a proximity detecting unit, provided in the vicinity of the display unit, and configured to generate data associated with a distance between the display unit and a target-object; and

a storage unit configured to store a second threshold,

wherein the processing unit, based on a detection result of the proximity detecting unit, judges whether or not the distance between the display unit and the target-object is greater than the second threshold, and

if the distance is greater than the second threshold, and the posture of the information processing device satisfies a predetermined condition, then the processing unit enables the input unit in the calling state.

7. The information processing device according to claim 1, wherein

the motion detecting unit is a gyroscope, and is configured to detect a posture-change value of the information processing device;

and

when the posture-change value of the information processing device satisfies a predetermined condition, the processing unit enables the input unit in the calling state.

8. The information processing device according to claim 1, further comprising:

a proximity detecting unit, provided in the vicinity of the display unit, and configured to generate data associated with a distance between the display unit and a target-object;

wherein, the processing unit, based on the motion-related data and a detection result of the proximity detecting unit, controls an enable-operation the input unit in the calling state.

9. A control method applied in an information processing device, wherein the information processing device comprises a display unit and an input unit, the control method comprising:

detecting motion of the information processing device, and generating motion-related data; and

in a calling state, based on the motion-related data, controlling a state of the display unit to control a state of the input unit to change from an enabling state to a disable state or from the disable state to the enabling state to prevent misoperation by the user, and

when the motion-related data indicates the information processing device is moving, the state of the display unit is controlled to change from the disable state to the enabling state.

10. The control method according to claim 9, wherein

the step of detecting motion of the information processing device comprises:

detecting an acceleration value of the information processing device; and

the step of controlling enable/disable of the input unit further comprises;

when the acceleration value of the information processing device satisfies a predetermined condition, enabling the display unit and/or the input unit.

11. The control method according to claim 10, further comprising:

obtaining a first threshold;

wherein the step of enabling the input unit comprises;

based on the acceleration value, determining a motion-magnitude, and comparing the motion-magnitude with the first threshold, and

if the motion-magnitude is greater than the first threshold, then enabling the input unit.

12. The control method according to claim 11, further comprising:

obtaining data associated with a distance between the display unit and a target-object; and

obtaining a second threshold,

wherein the step of enabling the input unit further comprises;

based on the data associated with the distance between the display unit and the target-object, judging whether or not the distance between the display unit and the target-object is greater than the second threshold, and

if the distance is greater than the second threshold, and the motion-magnitude is greater than the first threshold, then enabling the input unit.

13. The control method according to claim 10, wherein the step of enabling the input unit comprises:

based on the acceleration value, determining a posture of the information processing device at the end of the motion; and

when the posture of the information processing device satisfies a predetermined condition, enabling the input unit.

14. The control method according to claim 13, further comprising:

obtaining data associated with a distance between the display unit and a target-object; and

obtaining a second threshold,

wherein the step of enabling the input unit further comprises;

based on a detection result of the proximity detecting unit, judging whether or not the distance between the display unit and the target-object is greater than the second threshold, and

if the distance is greater than the second threshold, and the posture of the information processing device satisfies a predetermined condition, then enabling the input unit.

15. The control method according to claim 10, wherein

the step of detecting motion of the information processing device comprises:

detecting a posture-change value of the information processing device; and

the step of controlling enable/disable of the input unit comprises;

when the posture-change value of the information processing device satisfies a predetermined condition, the processing unit enables the display unit and/or the input unit.

16. The control method according to claim 9, further comprise:

generating data associated with a distance between the display unit and a target-object;

wherein the step of controlling enable/disable of the input unit further comprises;

based on the motion-related data and the data associated with the distance between the display unit and the target-object, controlling an enable-operation of the input unit.