Mobile terminal performing a different operation based on a type of a tap applied to a display and control method thereof

• US 10,025,426 B2
• Filed: 10/30/2017
• Issued: 07/17/2018
• Est. Priority Date: 08/06/2013
• Status: Active Grant

• Current Assignee: LG Electronics, Inc. (LG Corporation)
• Original Assignee: LG Electronics, Inc. (LG Corporation)
• Inventors: Yang, Eunmo, Cho, Hangshin, Byun, Joonwon, Ha, Jeunguk, Sin, Mansoo
• Primary Examiner(s): LANDIS, LISA S
• Application Number:
  US15/797,708
• Publication Number:
  US 20180067609A1
• Time in Patent Office: 260 Days
• CPC Class Codes: G06F 1/1626 with a single-body enclosure integrating a flat display, e.g. Personal Digital Assistants [PDAs]
• CPC Class Codes: G06F 1/3206 Monitoring of events, devices or parameters that trigger a change in power modality
• CPC Class Codes: G06F 1/3231 Monitoring the presence, absence or movement of users
• CPC Class Codes: G06F 1/3287 by switching off individual functional units in the computer system
• CPC Class Codes: G06F 21/00 Security arrangements for protecting computers, components thereof, programs or data against unauthorised activity
• CPC Class Codes: G06F 21/31 User authentication
• CPC Class Codes: G06F 2200/1636 Sensing arrangement for detection of a tap gesture on the housing
• CPC Class Codes: G06F 3/01 Input arrangements or combined input and output arrangements for interaction between user and computer G06F3/16 takes precedence
• CPC Class Codes: G06F 3/041 Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means
• CPC Class Codes: G06F 3/0412 Digitisers structurally integrated in a display
• CPC Class Codes: G06F 3/04883 for inputting data by handwriting, e.g. gesture or text
• CPC Class Codes: G06F 3/16 Sound input; Sound output speech processing G10L
• CPC Class Codes: H04B 1/40 Circuits
• CPC Class Codes: H04M 1/67 by electronic means
• CPC Class Codes: H04M 1/72403 with means for local support of applications that increase the functionality
• CPC Class Codes: H04M 1/72412 using two-way short-range wireless interfaces
• CPC Class Codes: H04M 2250/12 including a sensor for measuring a physical value, e.g. temperature or motion telephones including GPS signal receivers H04M2250/10
• CPC Class Codes: H04M 2250/22 including a touch pad, a touch sensor or a touch detector digitizers for touch screens G06F3/041
• CPC Class Codes: Y02D 10/00 Energy efficient computing, e.g. low power processors, power management or thermal management
• CPC Class Codes: Y02D 30/50 in wire-line communication networks, e.g. low power modes or reduced link rate

Abstract

An electronic device including a display; a touch sensor; and a controller configured to activate the display and periodically drive the touch sensor with a first period; in response to a first tap input applied on the touch sensor in state of the activated display, determine a region of the display that corresponds to the first tap input; in response to a second tap input applied on the touch sensor in state of the activated display within a predefined time period from the first tap input, determine if the second tap input is applied within the region; deactivate the display and periodically drive the touch sensor with a second period greater than the first period when the second tap input is applied within the region of the display that corresponds to the first tap input; and maintain the activation of the display and periodically drive the touch sensor with the first period when the second tap input is applied to a spot outside the region of the display that corresponds to the first tap input.

Claims

1. An electronic device, comprising:

a display;

a touch sensor; and

a controller configured to;

activate the display and periodically drive the touch sensor with a first period,

in response to a first tap input applied on the touch sensor in state of the activated display, determine a region of the display that corresponds to the first tap input,

in response to a second tap input applied on the touch sensor in state of the activated display within a predefined time period from the first tap input, determine if the second tap input is applied within the region,

deactivate the display and periodically drive the touch sensor with a second period greater than the first period when the second tap input is applied within the region of the display that corresponds to the first tap input, and

maintain the activation of the display and periodically drive the touch sensor with the first period when the second tap input is applied to a spot outside the region of the display that corresponds to the first tap input.

2. The electronic device of claim 1, wherein the controller is further configured to continue to drive the touch sensor with the first period until the second tap input is applied within the region of the display that corresponds to the first tap input.

3. The electronic device of claim 1, wherein the determined region corresponds to a narrow region considered as a same spot as the first tap input.

4. The electronic device of claim 1, wherein the periodically driving the touch sensor with the first period corresponds to driving the touch sensor with a first power mode,

wherein the periodically driving the touch sensor with the second period corresponds to driving the touch sensor with a second power mode, and

wherein a power consumption of the first power mode is greater than a power consumption of the second power mode.

5. The electronic device of claim 1, wherein the controller is further configured to:

display a home screen on the activated display in which the touch sensor is driven with the first period, wherein the home screen includes a first region having at least one icon and a second region having an empty space,

detect a third tap input applied to the second region of the home screen,

detect a fourth tap input applied on the second region of the home screen within a predefined time period from the third tap input, and

in response to the fourth tap input being applied on the second region of the home screen within the predefined time period from the third tap input, deactivate the display and periodically drive the touch sensor with the second period greater than the first period.

6. The electronic device of claim 1, wherein the display and the touch sensor are driven in the following drive states:

a drive state A in which the touch sensor is in an active mode and the display is activated;

a drive state B in which the touch sensor is in a doze mode and the display is deactivated; and

a drive state C in which the touch sensor is in a sleep mode and the display is deactivated.

7. The electronic device of claim 6, wherein the doze mode corresponds to the touch sensor being driven with the second period, and

wherein the active mode corresponds to the touch sensor being driven with the first period.

8. The electronic device of claim 6, wherein the sleep mode corresponds to the touch sensor and the display being deactivated.

9. The electronic device of claim 6, wherein the controller is further configured to:

switch from the drive state A to the drive state B in response to the second tap input being applied within the region of the activated display that corresponds to the first tap input within the predefined time period from the first tap input, and

maintain the drive state A until the second tap input is applied within the region of the activated display that corresponds to the first tap input within the predefined time period from the first tap input.

10. The electronic device of claim 1, further comprising:

a proximity sensor configured to detect an object within a reference distance from the proximity sensor,

wherein the controller is further configured to;

perform a first operation when the second tap input is applied to the spot outside the region of the display that corresponds to the first tap input and the proximity sensor does not detect the object within the reference distance,

wherein the first operation comprises;

maintaining the activated state of the display; and

periodically driving the touch sensor with the first period,

perform a second operation when the second tap input is applied to the region of the display that corresponds to the first tap input and the proximity sensor does not detect the object within the reference distance,

wherein the second operation comprises;

switching the display from the activated state to a deactivated state; and

periodically driving the touch sensor with the second period,

perform a third operation when the proximity sensor detects the object within the reference distance, and

wherein the third operation comprises;

switching the display from the activated state to the deactivated state; and

periodically driving the touch sensor with a third period greater than the first period.

11. The electronic device of claim 1, further comprising:

a proximity sensor configured to detect an object within a reference distance from the proximity sensor,

wherein the controller is further configured to;

perform a first operation when the second tap input is applied to the spot outside the region of the display that corresponds to the first tap input and the proximity sensor does not detect the object within the reference distance,

wherein the first operation comprises;

maintaining the activated state of the display; and

periodically driving the touch sensor with the first period,

perform a second operation when the second tap input is applied to the region of the display that corresponds to the first tap input and the proximity sensor does not detect the object within the reference distance,

wherein the second operation comprises;

switching the display from the activated state to a deactivated state; and

periodically driving the touch sensor with the second period,

perform a third operation when the proximity sensor detects the object within the reference distance, and

wherein the third operation comprises;

switching the display from the activated state to the deactivated state; and

controlling the touch sensor to be deactivated.

12. An electronic device, comprising:

a display;

a touch sensor;

power;

one or more processors;

memory; and

one or more programs, wherein the one or more programs are stored in the memory and configured to be executed by the one or more processors,

the one or more programs including instructions for;

activating the display and periodically driving the touch sensor with a first period,

in response to a first tap input applied on the touch sensor in state of the activated display, determining a region of the display that corresponds to the first tap input,

in response to a second tap input applied on the touch sensor in state of the activated display within a predefined time period from the first tap input, determining if the second tap input is applied within the region,

deactivating the display and periodically drive the touch sensor with a second period greater than the first period when the second tap input is applied within the region of the display that corresponds to the first tap input, and

maintaining the activation of the display and periodically driving the touch sensor with the first period when the second tap input is applied to a spot outside the region of the display that corresponds to the first tap input.

13. The electronic device of claim 12, wherein the one or more programs further include instructions for continuing to drive the touch sensor with the first period until the second tap input is applied within the region of the display that corresponds to the first tap input.

14. The electronic device of claim 12, wherein the determined region corresponds to a narrow region considered as a same spot as the first tap input.

15. The electronic device of claim 12, wherein the periodically driving the touch sensor with the first period corresponds to driving the touch sensor with a first power mode,

wherein the periodically driving the touch sensor with the second period corresponds to driving the touch sensor with a second power mode, and

wherein a power consumption of the first power mode is greater than a power consumption of the second power mode.

16. The electronic device of claim 12, wherein the one or more programs further include instructions for:

displaying a home screen on the activated display in which the touch sensor is driven with the first period, wherein the home screen includes a first region having at least one icon and a second region having an empty space,

detecting a third tap input applied to the second region of the home screen,

detecting a fourth tap input applied on the second region of the home screen within a predefined time period from the third tap input, and

in response to the fourth tap input being applied on the second region of the home screen within the predefined time period from the third tap input, deactivating the display and periodically drive the touch sensor with the second period greater than the first period.

17. The electronic device of claim 12, wherein the display and the touch sensor are driven in the following drive states:

a drive state A in which the touch sensor is in an active mode and the display is activated;

a drive state B in which the touch sensor is in a doze mode and the display is deactivated; and

a drive state C in which the touch sensor is in a sleep mode and the display is deactivated.

18. The electronic device of claim 17, wherein the doze mode corresponds to the touch sensor being driven with the second period, and

wherein the active mode corresponds to the touch sensor being driven with the first period.

19. The electronic device of claim 17, wherein the sleep mode corresponds to the touch sensor and the display being deactivated.

20. The electronic device of claim 17, wherein the one or more programs further include instructions for:

switching from the drive state A to the drive state B in response to the second tap input being applied within the region of the activated display that corresponds to the first tap input within the predefined time period from the first tap input, and

maintaining the drive state A until the second tap input is applied within the region of the activated display that corresponds to the first tap input within the predefined time period from the first tap input.

21. The electronic device of claim 12, further comprising:

a proximity sensor configured to detect an object within a reference distance from the proximity sensor,

wherein the one or more programs further include instructions for;

performing a first operation when the second tap input is applied to the spot outside the region of the display that corresponds to the first tap input and the proximity sensor does not detect the object within the reference distance,

wherein the first operation comprises;

maintaining the activated state of the display; and

periodically driving the touch sensor with the first period,

performing a second operation when the second tap input is applied to the region of the display that corresponds to the first tap input and the proximity sensor does not detect the object within the reference distance,

wherein the second operation comprises;

switching the display from the activated state to the deactivated state; and

periodically driving the touch sensor with the second period, and

performing a third operation when the proximity sensor detects the object within the reference distance, and

wherein the third operation comprises;

switching the display from the activated state to the deactivated state; and

periodically driving the touch sensor with a third period greater than the first period.

22. The electronic device of claim 12, further comprising:

a proximity sensor configured to detect an object within a reference distance from the proximity sensor,

wherein the one or more programs further include instructions for;

performing a first operation when the second tap input is applied to the spot outside the region of the display that corresponds to the first tap input and the proximity sensor does not detect the object within the reference distance,

wherein the first operation comprises;

maintaining the activated state of the display; and

periodically driving the touch sensor with the first period,

performing a second operation when the second tap input is applied to the region of the display that corresponds to the first tap input and the proximity sensor does not detect the object within the reference distance,

wherein the second operation comprises;

switching the display from the activated state to the deactivated state; and

periodically driving the touch sensor with the second period, and

performing a third operation when the proximity sensor detects the object within the reference distance, and

wherein the third operation comprises;

switching the display from the activated state to the deactivated state; and

controlling the touch sensor to be deactivated.