INPUT DEVICE, DISPLAY APPARATUS, AND METHOD OF CONTROLLING THE INPUT DEVICE

• US 20140347290A1
• Filed: 02/28/2014
• Published: 11/27/2014
• Est. Priority Date: 05/22/2013
• Status: Active Grant

• Current Assignee: Samsung Electronics Co. Ltd.
• Original Assignee: Samsung Electronics Co. Ltd.
• Inventors: HAN, Young-ran, CHOI, Kyoung-oh
• Granted Patent: US 9,383,962 B2
• Time in Patent Office: Days
• US Class Current: 345/173
• CPC Class Codes: G06F 2203/0381 Multimodal input, i.e. interface arrangements enabling the user to issue commands by simultaneous use of input devices of different nature, e.g. voice plus gesture on digitizer
• CPC Class Codes: G06F 3/03545 Pens or stylus
• CPC Class Codes: G06F 3/038 Control and interface arrangements therefor, e.g. drivers or device-embedded control circuitry
• CPC Class Codes: G06F 3/0383 Signal control means within the pointing device
• CPC Class Codes: G06F 3/0416 Control or interface arrangements specially adapted for digitisers
• CPC Class Codes: G06F 3/046 by electromagnetic means
• CPC Class Codes: G06F 3/04845 for image manipulation, e.g. dragging, rotation, expansion or change of colour
• CPC Class Codes: G06F 3/0488 using a touch-screen or digitiser, e.g. input of commands through traced gestures
• CPC Class Codes: G06F 3/16 Sound input; Sound output speech processing G10L
• CPC Class Codes: G06F 3/167 Audio in a user interface, e.g. using voice commands for navigating, audio feedback

Abstract

An input device, a display apparatus and a method of controlling the input device are provided. The input device includes: a communicator configured to communicate with a display apparatus; a sensor configured to sense a sound; a volume extractor configured to extract volume sections from the sound sensed by the sensor; and a controller configured to determine whether a peak level of each of the volume sections extracted by the volume extractor exceeds a threshold level, and in response to determining the peak level of a volume section among the volume sections exceeds the threshold level, control the communicator to generate an event signal for cancelling a job for a pattern image displayed on the display apparatus based on a touch input and transmit the event signal to the display apparatus.

Claims

1. An input device comprising:

a communicator configured to communicate with a display apparatus;

a sensor configured to sense a sound;

a volume extractor configured to extract volume sections from the sound sensed by the sensor; and

a controller configured to determine whether a peak level of each of the volume sections extracted by the volume extractor exceeds a threshold level, and in response to determining the peak level of a volume section among the volume sections exceeds the threshold level, control the communicator to generate an event signal for cancelling a job for a pattern image displayed on the display apparatus based on a touch input and transmit the event signal to the display apparatus.

2. The input device of claim 1, wherein the controller is configured to generate an event signal for gradationally cancelling jobs for sections of the pattern image according to a time for which the volume section having the peak level exceeding the threshold level is maintained.

3. The input device of claim 2, wherein the controller is configured to generate a first event signal for cancelling a job for a first section of the pattern image based on one of coordinate values last stored in the display apparatus in relation to the pattern image in response to the time for which the volume section having the peak level exceeding the threshold level is maintained being less than or equal to a threshold time.

4. The input device of claim 3, wherein the controller is configured to generate a second event signal for cancelling a job for a second section of the pattern image that is wider than the first section of the pattern image based on one of the coordinate values last stored in the display apparatus in response to the time for which the volume section having the peak level exceeding the threshold level is maintained exceeding the threshold time.

5. The input device of claim 3, wherein the coordinate values stored in the display apparatus are coordinate values that are detected from points of a touch screen of the display apparatus that are touched in relation to the pattern image.

6. An input device configured to control a display apparatus that recognizes a magnetic field signal to sense a touch input and displays a pattern image based on the touch input, the input device comprising:

a signal generator configured to generate the magnetic field signal;

a sensor configured to sense a sound;

a volume extractor configured to extract volume sections from the sound sensed by the sensor; and

a controller configured to determine whether a peak level of each of the volume sections extracted by the volume extractor exceeds a threshold level, and in response to determining that the peak level of a volume section among the volume sections exceeds the threshold level, control the signal generator to generate a magnetic field signal for cancelling a job for the pattern image displayed on the display apparatus.

7. The input device of claim 6, wherein the controller is configured to control the signal generator to generate a magnetic field signal for gradationally cancelling jobs for sections of the pattern image according to a time for which the volume section having the peak level exceeding the threshold level is maintained.

8. The input device of claim 7, wherein the controller is configured to control the signal generator to generate a first magnetic field signal for cancelling a job for a first section of the pattern image based on one of coordinate values last stored in the display apparatus in relation to the pattern image in response to the time for which the volume section having the peak level exceeding the preset threshold level is maintained being less than or equal to a threshold time.

9. The input device of claim 8, wherein the controller is configured to control the signal generator to generate a second magnetic field for cancelling a job for a second section of the pattern image that is wider than the first section of the pattern image based on one of the coordinate values last stored in the display apparatus in response to the time for which the volume section having the peak level exceeding the preset threshold level is maintained being greater than the threshold time.

10. A display apparatus comprising:

a communicator configured to communicate with an input device;

an input unit configured to receive a touch input of the input device;

a display configured to display a pattern image based on the touch input of the input device; and

a controller configured to, in response an event signal for cancelling a job being received from the input device through the communicator, control the display unit to display an edited pattern image based on the event signal.

11. A display apparatus comprising:

a signal receiver configured to receive a magnetic field signal output from an input device;

a sensor configured to process the received magnetic field signal to sense a touch area of the input device;

a display configured to display a pattern image based on the sensed touch area; and

a controller configured to, in response to a particular magnetic field signal different from the magnetic field signal being received through the signal receiver, control the display unit to display the pattern image edited according to whether the particular magnetic field signal is a signal related to a cancellation of a job for the pattern image.

12. A method of controlling an input device, the method comprising:

sensing a sound;

extracting volume sections from the sensed sound;

determining whether a peak level of each of the volume sections exceeds a threshold level;

in response to determining that the peak level of a volume section among the volume sections exceeds the threshold level, generating an event signal for cancelling a job for a pattern image displayed in a display apparatus based on a touch input; and

transmitting the event signal to the display apparatus.

13. The method of claim 12, wherein the generating the event signal comprises generating the event signal for gradationally cancelling jobs for sections of the pattern image according to a time for which the volume section having the peak level exceeding the threshold level is maintained.

14. The method of claim 13, wherein the generating of the event signal comprises generating a first event signal for cancelling a job for a preset first section of the pattern image based on one of coordinate values last stored in a display apparatus in relation to the pattern image in response to the time for which the volume section having the peak level exceeding the threshold level is maintained being less than or equal to a threshold time.

15. The method of claim 14, wherein the generating of the event signal comprises generating a second event signal for cancelling a job for a second section of the pattern image that is wider than the first section of the pattern image based on one of the coordinate values last stored in the display apparatus in response to the time for which the volume section having the peak level exceeding the threshold level is maintained being greater than the threshold time.

16. The method of claim 14, wherein the coordinate values stored in the display apparatus are coordinate values that are detected from points of a touch screen of the display apparatus that are touched in relation to the pattern image.

17. A method of controlling an input device configured to control a display apparatus that recognizes a magnetic field signal to sense a touch input and displays a pattern image based on the touch input, the method comprising:

sensing a sound;

extracting volume sections from the sensed sound;

determining whether a peak level of each of the extracted volume sections exceeds a threshold level; and

in response to determining that the peak level of a volume section among the volume sections exceeds the threshold level, generating a magnetic field signal for cancelling a job for the pattern image displayed on the display apparatus.

18. The method of claim 17, wherein the generating the magnetic field signal comprises generating a magnetic field signal for gradationally cancelling jobs for sections of the pattern image according to a period of time for which the volume section having the peak value exceeding the threshold level is maintained.

19. The method of claim 18, wherein the generating the magnetic field signal comprises generating a first magnetic field signal for cancelling a job for a preset first section of the pattern image based on one of coordinate values last stored in the display apparatus in relation to the pattern image in response to the time for which the volume section having the peak value exceeding the threshold level is maintained being less than or equal to a threshold time.

20. The method of claim 19, wherein the generating the magnetic field signal comprises generating a second magnetic field signal for cancelling a job for a preset second section based on one of the coordinate values last stored in the display apparatus in response to the time for which the volume section having the peak value exceeding the threshold level is maintained being greater than the threshold time.

21. An input device configured to control a display apparatus that senses a touch input of input device and displays a pattern image based on the touch input, the input device comprising:

a communicator configured to communicate with the display apparatus;

a sensor configured to sense a sound; and

a controller configured to, in response to the sound, control the communicator to generate an event signal for editing the pattern image displayed on the display apparatus and transmit the event signal to the display apparatus.

22. An input device configured to control a display apparatus that recognizes a magnetic field signal to sense a touch input and displays a pattern image based on the touch input, the input device comprising:

a signal generator configured to generate the magnetic field signal;

a sensor configured to sense a sound;

a controller configured to, in response to the sound, control the signal generator to generate a magnetic field signal for editing the pattern image displayed on the display apparatus.