Method for providing previous watch list of contents provided by different sources, and display device which performs same

• US 10,110,957 B2
• Filed: 11/29/2016
• Issued: 10/23/2018
• Est. Priority Date: 04/22/2010
• Status: Active Grant

• Current Assignee: LG Electronics, Inc. (LG Corporation)
• Original Assignee: LG Electronics, Inc. (LG Corporation)
• Inventors: Seo, Hyunkyung, Cho, Suyeon, Lee, Suzin
• Primary Examiner(s): Flynn, Nathan
• Assistant Examiner(s): TRINH, TUNG THANH
• Application Number:
  US15/363,680
• Publication Number:
  US 20170078747A1
• Time in Patent Office: 693 Days
• CPC Class Codes: G06F 3/0482 Interaction with lists of selectable items, e.g. menus
• CPC Class Codes: G06F 3/04842 Selection of displayed objects or displayed text elements G06F3/0482 takes precedence
• CPC Class Codes: H04N 21/4332 by placing content in organized collections, e.g. local EPG data repository interfaces, Database management systems or updating for information retrieval G06F16/23; details of retrieval of video data and associated meta data in video database G06F16/739
• CPC Class Codes: H04N 21/440272 for performing aspect ratio conversion
• CPC Class Codes: H04N 21/44204 Monitoring of content usage, e.g. the number of times a movie has been viewed, copied or the amount which has been watched monitoring of user activities for profile generation for accessing a video database G06F16/739; protecting generic digital content where the protection is independent of the precise nature of the content G06F21/10; arrangements for monitoring the use made of the broadcast services in broadcast systems H04H60/31
• CPC Class Codes: H04N 21/44222 Analytics of user selections, e.g. selection of programs or purchase activity monitoring of user selections in data processing systems G06F11/34; arrangements for monitoring the user's behaviour or opinions in broadcast systems H04H60/33
• CPC Class Codes: H04N 21/4532 involving end-user characteristics, e.g. viewer profile, preferences monitoring of user activities for profile generation for accessing a video database G06F16/739; user profiles in network data switching protocols H04L67/306; processing of user preferences or user profiles in wireless networks H04W8/18
• CPC Class Codes: H04N 21/4622 Retrieving content or additional data from different sources, e.g. from a broadcast channel and the Internet web site content organization and management for information retrieval from the Internet G06F16/958; transmission by internet of broadcast information H04H60/82; stock exchange data over packet-switching network H04L12/1804; push services including data channel over packet-switching network H04L12/1859
• CPC Class Codes: H04N 21/4826 using recommendation lists, e.g. of programs or channels sorted out according to their score

Abstract

A display device including a display; a first external input unit configured to receive first content provided from a first external device; a second external input unit configured to receive second content from a second external device; and a controller configured to store, in a memory, a first thumbnail of the first content if the first content is displayed on the display for more than a predetermined time, to store, in the memory, a second thumbnail of the second content if the second content is displayed on the display for more than the predetermined time, and to display, on the display, a source list with the stored first thumbnail of the first content. Further, the source list represents the first and second external devices.

Claims

1. A display device, comprising:

a display;

a first external input unit configured to receive a first content image from a first external device;

a second external input unit configured to receive a second content image from a second external device; and

a controller configured to;

store, in a memory, a first thumbnail extracted from the first content image and a first access path for identifying the first external signal input unit if the first content image is displayed on the display for more than a predetermined time,

store, in the memory, a second thumbnail extracted from the second content image and a second access path for identifying the second external signal input unit if the second content image is displayed on the display for more than the predetermined time, and

display, on a source list, the stored first thumbnail of the first content with the first access path,

wherein the source list represents the first and second external devices connectable to the display device, and

wherein the controller is further configured to display the source list on an initial screen when the display device is turned on.

2. The display device of claim 1, wherein the controller is configured to display the stored first thumbnail on the display in response to a request from a remote controller.

3. The display device of claim 1, further comprising:

a broadcast receiver configured to receive a broadcast signal,

wherein the controller is further configured to;

display a broadcast program included in the broadcast signal on the display, and

store, in the memory, a third thumbnail extracted from the broadcast program if the broadcast program is displayed on the display for more than the predetermined time.

4. The display device according to claim 3, wherein the broadcast program corresponds to a real-time broadcasting content received by a tuner included in the broadcast receiver.

5. The display device according to claim 1, wherein the source list further includes at least one of titles of the first and second content image or names of the first and second external devices.

6. The display device according to claim 1, wherein the first thumbnail is displayed in the source list in a state that the first external device is connected to the display device, and the second thumbnail is not displayed on the source list in a state that the second external device is not connected to the display device.

7. The display device according to claim 1, wherein if the first thumbnail corresponding to the first content image is selected, the controller is further configured to display the first content image on the display by accessing the first external device.

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

an image signal processor including a decoder for decoding video data; and

a scaler configured to convert the video data to be fit for a vertical frequency, a resolution, and an aspect ratio, which are an output standard of the display.

9. The display device according to claim 1, wherein one of the first external device and the second external device is a terrestrial broadcasting, a storage media which is fixed or detachable to the display device, a Digital Video Disc player, or set-top box.

10. A display device, comprising:

a display;

a first external input unit configured to receive a first content image from a first external device;

a second external input unit configured to receive a second content image from a second external device; and

a controller configured to;

store, in a memory, a first thumbnail extracted from the first content image and a first access path for identifying the first external signal input unit if the first content image is displayed on the display for more than a predetermined time,

store, in the memory, a second thumbnail extracted from the second content image and a second access path for identifying the second external signal input unit if the second content image is displayed on the display for more than the predetermined time, and

display, on the display, a source list representing the first and second external devices connectable to the display device in response to a request received from a remote controller,

wherein the controller is further configured to control the display to display the stored first thumbnail and the first access path on the source list in a state that the first external device is connected to the display device,

wherein the controller is further configured to control the display to display the stored second thumbnail and the second access path on the source list in a state that the second external device is connected to the display device, and

wherein the controller is further configured to display the source list on an initial screen when the display device is turned on.

11. The display device of claim 10, wherein the controller is further configured to display the stored first thumbnail and the stored second thumbnail on the display in response to the request from the remote controller.

12. The display device of claim 10, further comprising:

a broadcast receiver configured to receive a broadcast signal,

wherein the controller is further configured to;

store, in the memory, a third thumbnail extracted from a broadcast program included in the broadcast signal if the broadcast program is displayed on the display for more than the predetermined time.

13. The display device according to claim 12, wherein the broadcast program corresponds to a real-time broadcasting content received by a tuner included in the broadcast receiver.

14. The display device according to claim 10, wherein the source list further includes at least one of titles of the first and second content image or names of the first and second external devices.

15. The display device according to claim 10, wherein the first thumbnail is displayed in the source list in a state that the first external device is connected to the display device, and the second thumbnail is not displayed on the source list in a state that the second external device is not connected to the display device.

16. The display device according to claim 10, wherein if the first thumbnail corresponding to the first content image is selected on the source list, the controller is further configured to display the first content image on the display by accessing the first external device.

17. The display device according to claim 10, further comprising:

an image signal processor including a decoder for decoding video data; and

a scaler configured to convert the video data to be fit for a vertical frequency, a resolution, and an aspect ratio, which are an output standard of the display.

18. The display device according to claim 10, wherein one of the first external device and the second external device is a terrestrial broadcasting, a storage media which is fixed or detachable to the display device, a Digital Video Disc player, or set-top box.

19. A display device, comprising:

a display;

a first external input unit configured to receive a first content image from a first external device;

a second external input unit configured to receive a second content image from a second external device; and

a controller configured to;

store, in a memory, a first thumbnail extracted from the first content image and a first access path for identifying the first external signal input unit if the first content image is displayed on the display for more than a predetermined time,

store, in the memory, a second thumbnail extracted from the second content image and a second access path for identifying the second external signal input unit if the second content image is displayed on the display for more than the predetermined time, and

display, on the display, a source list representing the first and second external devices connectable to the display device in response to a request received from a remote controller,

wherein the stored first thumbnail is displayed with the first access path on the source list in a state the first external device is connected to the display device,

wherein the stored second thumbnail is displayed with the second access path on the source list in a state the second external device is connected to the display device, and

wherein the controller is further configured to display the source list on an initial screen when the display device is turned on.

20. The display device of claim 19, wherein the controller is further configured to display the stored first thumbnail and the stored second thumbnail on the display in response to the request from the remote controller.

21. The display device of claim 20, further comprising:

a broadcast receiver configured to receive a broadcast signal,

wherein the controller is further configured to;

store, in the memory, a third thumbnail of a broadcast program included in the broadcast signal if the broadcast program is displayed on the display for more than the predetermined time.

22. The display device according to claim 21, wherein the broadcast program corresponds to a real-time broadcasting content received by a tuner included in the broadcast receiver.

23. The display device according to claim 19, wherein the source list further includes at least one of titles of the first and second content image or names of the first or second external devices.

24. The display device according to claim 19, wherein the first thumbnail is displayed in the source list in a state that the first external device is connected to the display device, and the second thumbnail is not displayed on the source list in a state that the second external device is not connected to the display device.

25. The display device according to claim 19, wherein if the first thumbnail corresponding to the first content image is selected on the source list, the controller is further configured to display the first content image on the display by accessing the first external device.

26. The display device according to claim 19, further comprising:

an image signal processor including a decoder for decoding video data; and

a scaler configured to convert the video data to be fit for a vertical frequency, a resolution, and an aspect ratio, which are an output standard of the display.

27. The display device according to claim 19, wherein one of the first external device and the second external device is a terrestrial broadcasting, a storage media which is fixed or detachable to the display device, a Digital Video Disc player, or set-top box.