DISPLAY DEVICE AND CONTROL METHOD THEREFOR

• US 20190014372A1
• Filed: 09/17/2015
• Published: 01/10/2019
• Est. Priority Date: 08/25/2015
• Status: Active Grant

• Current Assignee: LG Electronics, Inc. (LG Corporation)
• Original Assignee: LG Electronics, Inc. (LG Corporation)
• Inventors: Kandagal, Amaresh Parameshwarappa, SEKAR, Kanthiraj Sudhaher, SOORADA, Ravi Sekhar, MALLEGOWDA, Rajesh Bodhanahosahalli
• Granted Patent: US 10,542,311 B2
• Time in Patent Office: Days
• CPC Class Codes: G06F 3/04845 for image manipulation, e.g. dragging, rotation, expansion or change of colour
• CPC Class Codes: G09G 5/003 Details of a display terminal, the details relating to the control arrangement of the display terminal and to the interfaces thereto specific for a CRT G09G1/165; for a flat panel G09G3/2092
• CPC Class Codes: H04N 21/42221 Transmission circuitry, e.g. infrared [IR] or radio frequency [RF]
• CPC Class Codes: H04N 21/42222 Additional components integrated in the remote control device, e.g. timer, speaker, sensors for detecting position, direction or movement of the remote control, microphone or battery charging device
• CPC Class Codes: H04N 21/4316 for displaying supplemental content in a region of the screen, e.g. an advertisement in a separate window
• CPC Class Codes: H04N 21/47 End-user applications
• CPC Class Codes: H04N 21/4722 for requesting additional data associated with the content
• CPC Class Codes: H04N 21/4728 for selecting a Region Of Interest [ROI], e.g. for requesting a higher resolution version of a selected region
• CPC Class Codes: H04N 21/478 Supplemental services, e.g. displaying phone caller identification, shopping application
• CPC Class Codes: H04N 5/45 Picture in picture , e.g. displaying simultaneously another television channel in a region of the screen

Abstract

The present invention relates to a display device and a control method therefor, and the objective of the present invention is to display content on a main screen of the display device, enter a magnification mode according to a magnification mode input request received from a remote control, receive, from the remote control, an input for selecting a specific region from the entire region displayed on the main screen, magnify the selected specific region at a predetermined magnification in correspondence with the received selection input, display the magnified specific region on the main screen, and differently display specific information of the magnified specific region on a PIP screen of the main screen according to the predetermined magnification.

Claims

1. A method for controlling a display device, the method comprising:

displaying a content on a main screen of the display device;

entering an enlargement mode in accordance with an input for requesting the enlargement mode, which is received from a remote controller;

receiving an input for selecting a specific area from an entire area, which is displayed on the main screen, from the remote controller;

enlarging the selected specific area at a predetermined magnification in accordance with the received selection input;

displaying the enlarged specific area on the main screen; and

displaying detailed information of the enlarged specific area differently according to the predetermined magnification on a PIP screen within the main screen,

wherein the content includes video.

2. The method of claim 1, further comprising,

when an input for selecting the detailed information is received from the remote controller:

displaying the detailed information on the main screen; and

displaying information related to but more detailed than the detailed information on the PIP screen, wherein the detailed information and the more detailed information corresponds to first detailed information and second detailed information, respectively.

3. The method of claim 1, further comprising, when the detailed information cannot be displayed on the main screen, searching for an object included in the detailed information.

4. The method of claim 1, wherein displaying the detailed information of the enlarged specific area differently according to the predetermined magnification on the PIP screen within the main screen comprises:

when the predetermined magnification is a first magnification, displaying first detailed information of the specific area on the PIP screen within the main screen;

when the predetermined magnification is a second magnification, displaying second detailed information of the specific area on the PIP screen within the main screen; and

when the predetermined magnification is a third magnification, displaying third detailed information of the specific area on the PIP screen within the main screen.

5. The method of claim 1, further comprising:

displaying first detailed information in a first area of the PIP screen;

displaying second detailed information in a second area of the PIP screen; and

displaying third detailed information in a third area of the PIP screen.

6. The method of claim 5, further comprising,

when an input for selecting the first detailed information is received from the remote controller:

displaying the first detailed information in a partial area of the main screen;

displaying the second detailed information in the first area of the PIP screen;

displaying the third detailed information in the second area of the PIP screen; and

displaying fourth detailed information of the specific area in the third area of the PIP screen.

7. The method of claim 1, wherein as the predetermined magnification is increased, the detailed information becomes more specific and concrete.

8. The method of claim 4, wherein when the content includes map information,

the first detailed information includes satellite picture information of the specific area if the predetermined magnification is the first magnification,

the second detailed information includes street information of the satellite picture when the predetermined magnification is the second magnification, and

the third detailed information includes shop information of the street when the predetermined magnification is the third magnification.

9. The method of claim 4, wherein when the content includes EPG information,

the first detailed information includes channel information of the EPG information when the predetermined magnification is the first magnification,

the second detailed information includes program information of the channel information when the predetermined magnification is the second magnification, and

the third detailed information includes information on at least one of a storyline, cast members, and air time of the program when the predetermined magnification is the third magnification.

10. The method of claim 4, wherein when the content includes information about a performance,

the first detailed information includes information about performances which are associated with the performance and will be performed within a predetermined time period when the predetermined magnification is the first magnification,

the second detailed information includes information about a performance which will be performed on a specific date among the performances that will be performed within the predetermined time period, and

the third detailed information includes information on at least one of a place, cast members, reviews, and a running time of the performance when the predetermined magnification is the third magnification.

11. A display device, comprising:

a display module configured to display a content on a main screen of the display device;

an interface module configured to receive an input for requesting enlargement and an input for selecting a specific area from an entire area, which is displayed on the main screen, from a remote controller; and

a controller configured to control the display module and the interface module,

wherein the controller is configured to;

enter an enlargement mode in accordance with an input for requesting the enlargement mode, which is received from the remote controller,

receive the input for selecting the specific area from the entire area displayed on the main screen from the remote controller,

enlarge the selected specific area at a predetermined magnification in accordance with the received selection input,

display the enlarged specific area on the main screen, and

display detailed information of the enlarged specific area differently according to the predetermined magnification on a PIP screen within the main screen, and

wherein the content includes video.

13. The display device of claim 11, wherein when the detailed information cannot be displayed on the main screen, the controller is configured to search for an object included in the detailed information.

14. The display device of claim 11, wherein the controller is configured to;

when the predetermined magnification is a first magnification, display first detailed information of the specific area on the PIP screen within the main screen,

when the predetermined magnification is a second magnification, display second detailed information of the specific area on the PIP screen within the main screen, and

when the predetermined magnification is a third magnification, display third detailed information of the specific area on the PIP screen within the main screen.

15. The display device of claim 11, wherein the controller is configured to:

display first detailed information in a first area of the PIP screen,

display second detailed information in a second area of the PIP screen, and

display third detailed information in a third area of the PIP screen.

16. The display device of claim 15, wherein when an input for selecting the first detailed information is received from the remote controller, the controller is configured to:

display the first detailed information in a partial area of the main screen,

display the second detailed information in the first area of the PIP screen,

display the third detailed information in the second area of the PIP screen, and

display fourth detailed information of the specific area in the third area of the PIP screen.

17. The display device of claim 11, wherein as the predetermined magnification is increased, the detailed information becomes more specific and concrete.

18. The display device of claim 14, wherein when the content includes map information,

the first detailed information includes satellite picture information of the specific area when the predetermined magnification is the first magnification,

the second detailed information includes street information of the satellite picture when the predetermined magnification is the second magnification, and

the third detailed information includes shop information of the street when the predetermined magnification is the third magnification.

19. The display device of claim 14, wherein when the content includes EPG information,

the first detailed information includes channel information of the EPG information when the predetermined magnification is the first magnification,

the second detailed information includes program information of the channel information when the predetermined magnification is the second magnification, and

the third detailed information includes information on at least one of a storyline, cast members, and air time of the program when the predetermined magnification is the third magnification.

20. The display device of claim 14, wherein when the content includes information about a performance,

the first detailed information includes information about performances which are associated with the performance and will be performed within a predetermined time period when the predetermined magnification is the first magnification,

the second detailed information includes information about a performance which will be performed on a specific date among the performances that will be performed within the predetermined time period, and

the third detailed information includes information on at least one of a place, cast members, reviews, and a running time of the performance when the predetermined magnification is the third magnification.

12. The display device 11, wherein when an input for selecting the detailed information is received from the remote controller, the controller is configured to:

display the detailed information on the main screen, and

display information related to but more detailed than the detailed information on the PIP screen, and wherein the detailed information and the more detailed information corresponds to first detailed information and second detailed information, respectively.